diff options
Diffstat (limited to 'arch')
292 files changed, 3629 insertions, 6236 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index 5b448a74d0f7..a6f14f622d13 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -120,6 +120,9 @@ config HAVE_KRETPROBES config HAVE_OPTPROBES bool + +config HAVE_NMI_WATCHDOG + bool # # An arch should select this if it provides all these things: # diff --git a/arch/alpha/include/asm/mman.h b/arch/alpha/include/asm/mman.h index 72db984f8781..cbeb3616a28e 100644 --- a/arch/alpha/include/asm/mman.h +++ b/arch/alpha/include/asm/mman.h @@ -56,6 +56,10 @@ #define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ #define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages */ +#define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, + overrides the coredump filter bits */ +#define MADV_DODUMP 17 /* Clear the MADV_NODUMP flag */ + /* compatibility flags */ #define MAP_FILE 0 diff --git a/arch/alpha/include/asm/pci.h b/arch/alpha/include/asm/pci.h index 28d0497fd3c7..d01afb78919c 100644 --- a/arch/alpha/include/asm/pci.h +++ b/arch/alpha/include/asm/pci.h @@ -7,6 +7,7 @@ #include <linux/dma-mapping.h> #include <asm/scatterlist.h> #include <asm/machvec.h> +#include <asm-generic/pci-bridge.h> /* * The following structure is used to manage multiple PCI busses. @@ -99,12 +100,6 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) return channel ? 15 : 14; } -extern void pcibios_resource_to_bus(struct pci_dev *, struct pci_bus_region *, - struct resource *); - -extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region); - #define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index static inline int pci_proc_domain(struct pci_bus *bus) diff --git a/arch/alpha/kernel/pci.c b/arch/alpha/kernel/pci.c index 8c723c1b086a..1a629636cc16 100644 --- a/arch/alpha/kernel/pci.c +++ b/arch/alpha/kernel/pci.c @@ -43,12 +43,10 @@ const char *const pci_mem_names[] = { const char pci_hae0_name[] = "HAE0"; -/* Indicate whether we respect the PCI setup left by console. */ /* - * Make this long-lived so that we know when shutting down - * whether we probed only or not. + * If PCI_PROBE_ONLY in pci_flags is set, we don't change any PCI resource + * assignments. */ -int pci_probe_only; /* * The PCI controller list. @@ -215,7 +213,7 @@ pdev_save_srm_config(struct pci_dev *dev) struct pdev_srm_saved_conf *tmp; static int printed = 0; - if (!alpha_using_srm || pci_probe_only) + if (!alpha_using_srm || pci_has_flag(PCI_PROBE_ONLY)) return; if (!printed) { @@ -242,7 +240,7 @@ pci_restore_srm_config(void) struct pdev_srm_saved_conf *tmp; /* No need to restore if probed only. */ - if (pci_probe_only) + if (pci_has_flag(PCI_PROBE_ONLY)) return; /* Restore SRM config. */ @@ -253,46 +251,17 @@ pci_restore_srm_config(void) #endif void __devinit -pcibios_fixup_resource(struct resource *res, struct resource *root) -{ - res->start += root->start; - res->end += root->start; -} - -void __devinit -pcibios_fixup_device_resources(struct pci_dev *dev, struct pci_bus *bus) -{ - /* Update device resources. */ - struct pci_controller *hose = (struct pci_controller *)bus->sysdata; - int i; - - for (i = 0; i < PCI_NUM_RESOURCES; i++) { - if (!dev->resource[i].start) - continue; - if (dev->resource[i].flags & IORESOURCE_IO) - pcibios_fixup_resource(&dev->resource[i], - hose->io_space); - else if (dev->resource[i].flags & IORESOURCE_MEM) - pcibios_fixup_resource(&dev->resource[i], - hose->mem_space); - } -} - -void __devinit pcibios_fixup_bus(struct pci_bus *bus) { struct pci_dev *dev = bus->self; - if (pci_probe_only && dev && + if (pci_has_flag(PCI_PROBE_ONLY) && dev && (dev->class >> 8) == PCI_CLASS_BRIDGE_PCI) { pci_read_bridge_bases(bus); - pcibios_fixup_device_resources(dev, bus); } list_for_each_entry(dev, &bus->devices, bus_list) { pdev_save_srm_config(dev); - if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI) - pcibios_fixup_device_resources(dev, bus); } } @@ -302,42 +271,6 @@ pcibios_update_irq(struct pci_dev *dev, int irq) pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq); } -void -pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - struct pci_controller *hose = (struct pci_controller *)dev->sysdata; - unsigned long offset = 0; - - if (res->flags & IORESOURCE_IO) - offset = hose->io_space->start; - else if (res->flags & IORESOURCE_MEM) - offset = hose->mem_space->start; - - region->start = res->start - offset; - region->end = res->end - offset; -} - -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - struct pci_controller *hose = (struct pci_controller *)dev->sysdata; - unsigned long offset = 0; - - if (res->flags & IORESOURCE_IO) - offset = hose->io_space->start; - else if (res->flags & IORESOURCE_MEM) - offset = hose->mem_space->start; - - res->start = region->start + offset; - res->end = region->end + offset; -} - -#ifdef CONFIG_HOTPLUG -EXPORT_SYMBOL(pcibios_resource_to_bus); -EXPORT_SYMBOL(pcibios_bus_to_resource); -#endif - int pcibios_enable_device(struct pci_dev *dev, int mask) { @@ -374,7 +307,8 @@ pcibios_claim_one_bus(struct pci_bus *b) if (r->parent || !r->start || !r->flags) continue; - if (pci_probe_only || (r->flags & IORESOURCE_PCI_FIXED)) + if (pci_has_flag(PCI_PROBE_ONLY) || + (r->flags & IORESOURCE_PCI_FIXED)) pci_claim_resource(dev, i); } } @@ -416,8 +350,10 @@ common_init_pci(void) hose->mem_space->end = end; INIT_LIST_HEAD(&resources); - pci_add_resource(&resources, hose->io_space); - pci_add_resource(&resources, hose->mem_space); + pci_add_resource_offset(&resources, hose->io_space, + hose->io_space->start); + pci_add_resource_offset(&resources, hose->mem_space, + hose->mem_space->start); bus = pci_scan_root_bus(NULL, next_busno, alpha_mv.pci_ops, hose, &resources); diff --git a/arch/alpha/kernel/pci_impl.h b/arch/alpha/kernel/pci_impl.h index 85457b2d4516..2b0ac429f5eb 100644 --- a/arch/alpha/kernel/pci_impl.h +++ b/arch/alpha/kernel/pci_impl.h @@ -173,9 +173,6 @@ extern void pci_restore_srm_config(void); extern struct pci_controller *hose_head, **hose_tail; extern struct pci_controller *pci_isa_hose; -/* Indicate that we trust the console to configure things properly. */ -extern int pci_probe_only; - extern unsigned long alpha_agpgart_size; extern void common_init_pci(void); diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c index 95cfc83ece8f..fc8b12508611 100644 --- a/arch/alpha/kernel/sys_marvel.c +++ b/arch/alpha/kernel/sys_marvel.c @@ -384,7 +384,8 @@ marvel_init_pci(void) marvel_register_error_handlers(); - pci_probe_only = 1; + /* Indicate that we trust the console to configure things properly */ + pci_set_flags(PCI_PROBE_ONLY); common_init_pci(); locate_and_init_vga(NULL); diff --git a/arch/alpha/kernel/sys_titan.c b/arch/alpha/kernel/sys_titan.c index f47b30a2a117..b8eafa053539 100644 --- a/arch/alpha/kernel/sys_titan.c +++ b/arch/alpha/kernel/sys_titan.c @@ -331,7 +331,8 @@ titan_init_pci(void) */ titan_late_init(); - pci_probe_only = 1; + /* Indicate that we trust the console to configure things properly */ + pci_set_flags(PCI_PROBE_ONLY); common_init_pci(); SMC669_Init(0); locate_and_init_vga(NULL); diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c index fb1f1cfce60c..dcb13494ca0d 100644 --- a/arch/arm/common/it8152.c +++ b/arch/arm/common/it8152.c @@ -299,8 +299,8 @@ int __init it8152_pci_setup(int nr, struct pci_sys_data *sys) goto err1; } - pci_add_resource(&sys->resources, &it8152_io); - pci_add_resource(&sys->resources, &it8152_mem); + pci_add_resource_offset(&sys->resources, &it8152_io, sys->io_offset); + pci_add_resource_offset(&sys->resources, &it8152_mem, sys->mem_offset); if (platform_notify || platform_notify_remove) { printk(KERN_ERR "PCI: Can't use platform_notify\n"); diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h index da337ba57ffd..a98a2e112fae 100644 --- a/arch/arm/include/asm/pci.h +++ b/arch/arm/include/asm/pci.h @@ -57,14 +57,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev, extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, enum pci_mmap_state mmap_state, int write_combine); -extern void -pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res); - -extern void -pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region); - /* * Dummy implementation; always return 0. */ diff --git a/arch/arm/include/asm/pgtable-nommu.h b/arch/arm/include/asm/pgtable-nommu.h index ffc0e85775b4..7ec60d6075bf 100644 --- a/arch/arm/include/asm/pgtable-nommu.h +++ b/arch/arm/include/asm/pgtable-nommu.h @@ -79,7 +79,6 @@ extern unsigned int kobjsize(const void *objp); * No page table caches to initialise. */ #define pgtable_cache_init() do { } while (0) -#define io_remap_page_range remap_page_range #define io_remap_pfn_range remap_pfn_range diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index f58ba3589908..632df9a66f8c 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -16,7 +16,6 @@ #include <asm/mach/pci.h> static int debug_pci; -static int use_firmware; /* * We can't use pci_find_device() here since we are @@ -295,28 +294,6 @@ static inline int pdev_bad_for_parity(struct pci_dev *dev) } /* - * Adjust the device resources from bus-centric to Linux-centric. - */ -static void __devinit -pdev_fixup_device_resources(struct pci_sys_data *root, struct pci_dev *dev) -{ - resource_size_t offset; - int i; - - for (i = 0; i < PCI_NUM_RESOURCES; i++) { - if (dev->resource[i].start == 0) - continue; - if (dev->resource[i].flags & IORESOURCE_MEM) - offset = root->mem_offset; - else - offset = root->io_offset; - - dev->resource[i].start += offset; - dev->resource[i].end += offset; - } -} - -/* * pcibios_fixup_bus - Called after each bus is probed, * but before its children are examined. */ @@ -333,8 +310,6 @@ void pcibios_fixup_bus(struct pci_bus *bus) list_for_each_entry(dev, &bus->devices, bus_list) { u16 status; - pdev_fixup_device_resources(root, dev); - pci_read_config_word(dev, PCI_STATUS, &status); /* @@ -400,43 +375,6 @@ EXPORT_SYMBOL(pcibios_fixup_bus); #endif /* - * Convert from Linux-centric to bus-centric addresses for bridge devices. - */ -void -pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - struct pci_sys_data *root = dev->sysdata; - unsigned long offset = 0; - - if (res->flags & IORESOURCE_IO) - offset = root->io_offset; - if (res->flags & IORESOURCE_MEM) - offset = root->mem_offset; - - region->start = res->start - offset; - region->end = res->end - offset; -} -EXPORT_SYMBOL(pcibios_resource_to_bus); - -void __devinit -pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - struct pci_sys_data *root = dev->sysdata; - unsigned long offset = 0; - - if (res->flags & IORESOURCE_IO) - offset = root->io_offset; - if (res->flags & IORESOURCE_MEM) - offset = root->mem_offset; - - res->start = region->start + offset; - res->end = region->end + offset; -} -EXPORT_SYMBOL(pcibios_bus_to_resource); - -/* * Swizzle the device pin each time we cross a bridge. * This might update pin and returns the slot number. */ @@ -497,10 +435,10 @@ static void __init pcibios_init_hw(struct hw_pci *hw) if (ret > 0) { if (list_empty(&sys->resources)) { - pci_add_resource(&sys->resources, - &ioport_resource); - pci_add_resource(&sys->resources, - &iomem_resource); + pci_add_resource_offset(&sys->resources, + &ioport_resource, sys->io_offset); + pci_add_resource_offset(&sys->resources, + &iomem_resource, sys->mem_offset); } sys->bus = hw->scan(nr, sys); @@ -525,6 +463,7 @@ void __init pci_common_init(struct hw_pci *hw) INIT_LIST_HEAD(&hw->buses); + pci_add_flags(PCI_REASSIGN_ALL_RSRC); if (hw->preinit) hw->preinit(); pcibios_init_hw(hw); @@ -536,7 +475,7 @@ void __init pci_common_init(struct hw_pci *hw) list_for_each_entry(sys, &hw->buses, node) { struct pci_bus *bus = sys->bus; - if (!use_firmware) { + if (!pci_has_flag(PCI_PROBE_ONLY)) { /* * Size the bridge windows. */ @@ -573,7 +512,7 @@ char * __init pcibios_setup(char *str) debug_pci = 1; return NULL; } else if (!strcmp(str, "firmware")) { - use_firmware = 1; + pci_add_flags(PCI_PROBE_ONLY); return NULL; } return str; diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index c2ae3cd331fe..219e4efee1a6 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -533,8 +533,7 @@ int vectors_user_mapping(void) struct mm_struct *mm = current->mm; return install_special_mapping(mm, 0xffff0000, PAGE_SIZE, VM_READ | VM_EXEC | - VM_MAYREAD | VM_MAYEXEC | - VM_ALWAYSDUMP | VM_RESERVED, + VM_MAYREAD | VM_MAYEXEC | VM_RESERVED, NULL); } diff --git a/arch/arm/mach-cns3xxx/pcie.c b/arch/arm/mach-cns3xxx/pcie.c index e159d69967c9..79d001f831e0 100644 --- a/arch/arm/mach-cns3xxx/pcie.c +++ b/arch/arm/mach-cns3xxx/pcie.c @@ -155,8 +155,8 @@ static int cns3xxx_pci_setup(int nr, struct pci_sys_data *sys) BUG_ON(request_resource(&iomem_resource, res_io) || request_resource(&iomem_resource, res_mem)); - pci_add_resource(&sys->resources, res_io); - pci_add_resource(&sys->resources, res_mem); + pci_add_resource_offset(&sys->resources, res_io, sys->io_offset); + pci_add_resource_offset(&sys->resources, res_mem, sys->mem_offset); return 1; } diff --git a/arch/arm/mach-dove/pcie.c b/arch/arm/mach-dove/pcie.c index 52e96d397ba8..48a032005ea3 100644 --- a/arch/arm/mach-dove/pcie.c +++ b/arch/arm/mach-dove/pcie.c @@ -69,7 +69,7 @@ static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys) pp->res[0].flags = IORESOURCE_IO; if (request_resource(&ioport_resource, &pp->res[0])) panic("Request PCIe IO resource failed\n"); - pci_add_resource(&sys->resources, &pp->res[0]); + pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset); /* * IORESOURCE_MEM @@ -88,7 +88,7 @@ static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys) pp->res[1].flags = IORESOURCE_MEM; if (request_resource(&iomem_resource, &pp->res[1])) panic("Request PCIe Memory resource failed\n"); - pci_add_resource(&sys->resources, &pp->res[1]); + pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset); return 1; } diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 24203f9a6796..b5c1dae8327f 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -817,23 +817,12 @@ void __init ep93xx_register_i2s(void) #define EP93XX_I2SCLKDIV_MASK (EP93XX_SYSCON_I2SCLKDIV_ORIDE | \ EP93XX_SYSCON_I2SCLKDIV_SPOL) -int ep93xx_i2s_acquire(unsigned i2s_pins, unsigned i2s_config) +int ep93xx_i2s_acquire(void) { unsigned val; - /* Sanity check */ - if (i2s_pins & ~EP93XX_SYSCON_DEVCFG_I2S_MASK) - return -EINVAL; - if (i2s_config & ~EP93XX_I2SCLKDIV_MASK) - return -EINVAL; - - /* Must have only one of I2SONSSP/I2SONAC97 set */ - if ((i2s_pins & EP93XX_SYSCON_DEVCFG_I2SONSSP) == - (i2s_pins & EP93XX_SYSCON_DEVCFG_I2SONAC97)) - return -EINVAL; - - ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_I2S_MASK); - ep93xx_devcfg_set_bits(i2s_pins); + ep93xx_devcfg_set_clear(EP93XX_SYSCON_DEVCFG_I2SONAC97, + EP93XX_SYSCON_DEVCFG_I2S_MASK); /* * This is potentially racy with the clock api for i2s_mclk, sclk and @@ -843,7 +832,7 @@ int ep93xx_i2s_acquire(unsigned i2s_pins, unsigned i2s_config) */ val = __raw_readl(EP93XX_SYSCON_I2SCLKDIV); val &= ~EP93XX_I2SCLKDIV_MASK; - val |= i2s_config; + val |= EP93XX_SYSCON_I2SCLKDIV_ORIDE | EP93XX_SYSCON_I2SCLKDIV_SPOL; ep93xx_syscon_swlocked_write(val, EP93XX_SYSCON_I2SCLKDIV); return 0; diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h index d4c934931f9d..ad63d4be693f 100644 --- a/arch/arm/mach-ep93xx/include/mach/platform.h +++ b/arch/arm/mach-ep93xx/include/mach/platform.h @@ -59,7 +59,7 @@ void ep93xx_register_keypad(struct ep93xx_keypad_platform_data *data); int ep93xx_keypad_acquire_gpio(struct platform_device *pdev); void ep93xx_keypad_release_gpio(struct platform_device *pdev); void ep93xx_register_i2s(void); -int ep93xx_i2s_acquire(unsigned i2s_pins, unsigned i2s_config); +int ep93xx_i2s_acquire(void); void ep93xx_i2s_release(void); void ep93xx_register_ac97(void); diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c index f685650c25d7..3194d3f73503 100644 --- a/arch/arm/mach-footbridge/dc21285.c +++ b/arch/arm/mach-footbridge/dc21285.c @@ -275,11 +275,13 @@ int __init dc21285_setup(int nr, struct pci_sys_data *sys) allocate_resource(&iomem_resource, &res[0], 0x40000000, 0x80000000, 0xffffffff, 0x40000000, NULL, NULL); - pci_add_resource(&sys->resources, &ioport_resource); - pci_add_resource(&sys->resources, &res[0]); - pci_add_resource(&sys->resources, &res[1]); sys->mem_offset = DC21285_PCI_MEM; + pci_add_resource_offset(&sys->resources, + &ioport_resource, sys->io_offset); + pci_add_resource_offset(&sys->resources, &res[0], sys->mem_offset); + pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset); + return 1; } diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 4defb97bbfc8..3919fba52ac8 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -46,7 +46,6 @@ config SOC_IMX21 bool select MACH_MX21 select CPU_ARM926T - select ARCH_MXC_AUDMUX_V1 select IMX_HAVE_DMA_V1 select IMX_HAVE_IOMUX_V1 select MXC_AVIC @@ -55,7 +54,6 @@ config SOC_IMX25 bool select ARCH_MX25 select CPU_ARM926T - select ARCH_MXC_AUDMUX_V2 select ARCH_MXC_IOMUX_V3 select MXC_AVIC @@ -63,7 +61,6 @@ config SOC_IMX27 bool select MACH_MX27 select CPU_ARM926T - select ARCH_MXC_AUDMUX_V1 select IMX_HAVE_DMA_V1 select IMX_HAVE_IOMUX_V1 select MXC_AVIC @@ -72,7 +69,6 @@ config SOC_IMX31 bool select CPU_V6 select IMX_HAVE_PLATFORM_MXC_RNGA - select ARCH_MXC_AUDMUX_V2 select MXC_AVIC select SMP_ON_UP if SMP @@ -80,7 +76,6 @@ config SOC_IMX35 bool select CPU_V6 select ARCH_MXC_IOMUX_V3 - select ARCH_MXC_AUDMUX_V2 select HAVE_EPIT select MXC_AVIC select SMP_ON_UP if SMP @@ -89,7 +84,6 @@ config SOC_IMX5 select CPU_V7 select MXC_TZIC select ARCH_MXC_IOMUX_V3 - select ARCH_MXC_AUDMUX_V2 select ARCH_HAS_CPUFREQ select ARCH_MX5 bool diff --git a/arch/arm/mach-imx/clock-imx27.c b/arch/arm/mach-imx/clock-imx27.c index 88fe00a146e3..dc2d7a511d9b 100644 --- a/arch/arm/mach-imx/clock-imx27.c +++ b/arch/arm/mach-imx/clock-imx27.c @@ -661,7 +661,7 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK(NULL, "dma", dma_clk) _REGISTER_CLOCK(NULL, "rtic", rtic_clk) _REGISTER_CLOCK(NULL, "brom", brom_clk) - _REGISTER_CLOCK(NULL, "emma", emma_clk) + _REGISTER_CLOCK("m2m-emmaprp.0", NULL, emma_clk) _REGISTER_CLOCK(NULL, "slcdc", slcdc_clk) _REGISTER_CLOCK("imx27-fec.0", NULL, fec_clk) _REGISTER_CLOCK(NULL, "emi", emi_clk) diff --git a/arch/arm/mach-imx/devices-imx27.h b/arch/arm/mach-imx/devices-imx27.h index 2f727d7c380c..28537a5d9048 100644 --- a/arch/arm/mach-imx/devices-imx27.h +++ b/arch/arm/mach-imx/devices-imx27.h @@ -50,6 +50,8 @@ extern const struct imx_imx_uart_1irq_data imx27_imx_uart_data[]; extern const struct imx_mx2_camera_data imx27_mx2_camera_data; #define imx27_add_mx2_camera(pdata) \ imx_add_mx2_camera(&imx27_mx2_camera_data, pdata) +#define imx27_add_mx2_emmaprp(pdata) \ + imx_add_mx2_emmaprp(&imx27_mx2_camera_data) extern const struct imx_mxc_ehci_data imx27_mxc_ehci_otg_data; #define imx27_add_mxc_ehci_otg(pdata) \ diff --git a/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c index 5db3e1463af7..5f2f91d1798b 100644 --- a/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c +++ b/arch/arm/mach-imx/eukrea_mbimx27-baseboard.c @@ -32,7 +32,6 @@ #include <mach/common.h> #include <mach/iomux-mx27.h> #include <mach/hardware.h> -#include <mach/audmux.h> #include "devices-imx27.h" @@ -306,25 +305,6 @@ void __init eukrea_mbimx27_baseboard_init(void) mxc_gpio_setup_multiple_pins(eukrea_mbimx27_pins, ARRAY_SIZE(eukrea_mbimx27_pins), "MBIMX27"); -#if defined(CONFIG_SND_SOC_EUKREA_TLV320) \ - || defined(CONFIG_SND_SOC_EUKREA_TLV320_MODULE) - /* SSI unit master I2S codec connected to SSI_PINS_4*/ - mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0, - MXC_AUDMUX_V1_PCR_SYN | - MXC_AUDMUX_V1_PCR_TFSDIR | - MXC_AUDMUX_V1_PCR_TCLKDIR | - MXC_AUDMUX_V1_PCR_RFSDIR | - MXC_AUDMUX_V1_PCR_RCLKDIR | - MXC_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) | - MXC_AUDMUX_V1_PCR_RFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) | - MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) - ); - mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR3_SSI_PINS_4, - MXC_AUDMUX_V1_PCR_SYN | - MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0) - ); -#endif - imx27_add_imx_uart1(&uart_pdata); imx27_add_imx_uart2(&uart_pdata); #if !defined(MACH_EUKREA_CPUIMX27_USEUART4) diff --git a/arch/arm/mach-imx/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-imx/eukrea_mbimxsd-baseboard.c index d817fc80b986..aaa592fdb9ce 100644 --- a/arch/arm/mach-imx/eukrea_mbimxsd-baseboard.c +++ b/arch/arm/mach-imx/eukrea_mbimxsd-baseboard.c @@ -37,7 +37,6 @@ #include <mach/hardware.h> #include <mach/common.h> #include <mach/iomux-mx51.h> -#include <mach/audmux.h> #include "devices-imx51.h" diff --git a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c b/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c index 66e8726253fa..2cf603e11c4f 100644 --- a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c +++ b/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c @@ -31,7 +31,6 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <mach/mx25.h> -#include <mach/audmux.h> #include "devices-imx25.h" @@ -241,22 +240,6 @@ void __init eukrea_mbimxsd25_baseboard_init(void) ARRAY_SIZE(eukrea_mbimxsd_pads))) printk(KERN_ERR "error setting mbimxsd pads !\n"); -#if defined(CONFIG_SND_SOC_EUKREA_TLV320) - /* SSI unit master I2S codec connected to SSI_AUD5*/ - mxc_audmux_v2_configure_port(0, - MXC_AUDMUX_V2_PTCR_SYN | - MXC_AUDMUX_V2_PTCR_TFSDIR | - MXC_AUDMUX_V2_PTCR_TFSEL(4) | - MXC_AUDMUX_V2_PTCR_TCLKDIR | - MXC_AUDMUX_V2_PTCR_TCSEL(4), - MXC_AUDMUX_V2_PDCR_RXDSEL(4) - ); - mxc_audmux_v2_configure_port(4, - MXC_AUDMUX_V2_PTCR_SYN, - MXC_AUDMUX_V2_PDCR_RXDSEL(0) - ); -#endif - imx25_add_imx_uart1(&uart_pdata); imx25_add_imx_fb(&eukrea_mximxsd_fb_pdata); imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata); diff --git a/arch/arm/mach-imx/eukrea_mbimxsd35-baseboard.c b/arch/arm/mach-imx/eukrea_mbimxsd35-baseboard.c index 0f0af02b3182..fd8bf8a425a7 100644 --- a/arch/arm/mach-imx/eukrea_mbimxsd35-baseboard.c +++ b/arch/arm/mach-imx/eukrea_mbimxsd35-baseboard.c @@ -38,7 +38,6 @@ #include <mach/hardware.h> #include <mach/common.h> #include <mach/iomux-mx35.h> -#include <mach/audmux.h> #include "devices-imx35.h" @@ -252,22 +251,6 @@ void __init eukrea_mbimxsd35_baseboard_init(void) ARRAY_SIZE(eukrea_mbimxsd_pads))) printk(KERN_ERR "error setting mbimxsd pads !\n"); -#if defined(CONFIG_SND_SOC_EUKREA_TLV320) - /* SSI unit master I2S codec connected to SSI_AUD4 */ - mxc_audmux_v2_configure_port(0, - MXC_AUDMUX_V2_PTCR_SYN | - MXC_AUDMUX_V2_PTCR_TFSDIR | - MXC_AUDMUX_V2_PTCR_TFSEL(3) | - MXC_AUDMUX_V2_PTCR_TCLKDIR | - MXC_AUDMUX_V2_PTCR_TCSEL(3), - MXC_AUDMUX_V2_PDCR_RXDSEL(3) - ); - mxc_audmux_v2_configure_port(3, - MXC_AUDMUX_V2_PTCR_SYN, - MXC_AUDMUX_V2_PDCR_RXDSEL(0) - ); -#endif - imx35_add_imx_uart1(&uart_pdata); imx35_add_ipu_core(&mx3_ipu_data); imx35_add_mx3_sdc_fb(&mx3fb_pdata); diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c index c2766ae02b4f..428459fbca4b 100644 --- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c +++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c @@ -263,6 +263,7 @@ static void __init visstrim_m10_board_init(void) imx27_add_fec(NULL); imx_add_gpio_keys(&visstrim_gpio_keys_platform_data); platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); + imx_add_platform_device("mx27vis", 0, NULL, 0, NULL, 0); } static void __init visstrim_m10_timer_init(void) diff --git a/arch/arm/mach-imx/mach-pca100.c b/arch/arm/mach-imx/mach-pca100.c index d3b9c6b5edde..541152e450c4 100644 --- a/arch/arm/mach-imx/mach-pca100.c +++ b/arch/arm/mach-imx/mach-pca100.c @@ -36,7 +36,6 @@ #include <mach/hardware.h> #include <mach/iomux-mx27.h> #include <asm/mach/time.h> -#include <mach/audmux.h> #include <mach/irqs.h> #include <mach/ulpi.h> @@ -359,18 +358,6 @@ static void __init pca100_init(void) imx27_soc_init(); - /* SSI unit */ - mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0, - MXC_AUDMUX_V1_PCR_SYN | /* 4wire mode */ - MXC_AUDMUX_V1_PCR_TFCSEL(3) | - MXC_AUDMUX_V1_PCR_TCLKDIR | /* clock is output */ - MXC_AUDMUX_V1_PCR_RXDSEL(3)); - mxc_audmux_v1_configure_port(3, - MXC_AUDMUX_V1_PCR_SYN | /* 4wire mode */ - MXC_AUDMUX_V1_PCR_TFCSEL(0) | - MXC_AUDMUX_V1_PCR_TFSDIR | - MXC_AUDMUX_V1_PCR_RXDSEL(0)); - ret = mxc_gpio_setup_multiple_pins(pca100_pins, ARRAY_SIZE(pca100_pins), "PCA100"); if (ret) diff --git a/arch/arm/mach-imx/mach-pcm043.c b/arch/arm/mach-imx/mach-pcm043.c index 06dc106519ae..237474fcca23 100644 --- a/arch/arm/mach-imx/mach-pcm043.c +++ b/arch/arm/mach-imx/mach-pcm043.c @@ -37,7 +37,6 @@ #include <mach/common.h> #include <mach/iomux-mx35.h> #include <mach/ulpi.h> -#include <mach/audmux.h> #include "devices-imx35.h" @@ -362,18 +361,6 @@ static void __init pcm043_init(void) mxc_iomux_v3_setup_multiple_pads(pcm043_pads, ARRAY_SIZE(pcm043_pads)); - mxc_audmux_v2_configure_port(3, - MXC_AUDMUX_V2_PTCR_SYN | /* 4wire mode */ - MXC_AUDMUX_V2_PTCR_TFSEL(0) | - MXC_AUDMUX_V2_PTCR_TFSDIR, - MXC_AUDMUX_V2_PDCR_RXDSEL(0)); - - mxc_audmux_v2_configure_port(0, - MXC_AUDMUX_V2_PTCR_SYN | /* 4wire mode */ - MXC_AUDMUX_V2_PTCR_TCSEL(3) | - MXC_AUDMUX_V2_PTCR_TCLKDIR, /* clock is output */ - MXC_AUDMUX_V2_PDCR_RXDSEL(3)); - imx35_add_fec(NULL); platform_add_devices(devices, ARRAY_SIZE(devices)); imx35_add_imx2_wdt(NULL); diff --git a/arch/arm/mach-imx/mm-imx21.c b/arch/arm/mach-imx/mm-imx21.c index 3f05dfebacc9..14d540edfd1e 100644 --- a/arch/arm/mach-imx/mm-imx21.c +++ b/arch/arm/mach-imx/mm-imx21.c @@ -75,6 +75,10 @@ void __init mx21_init_irq(void) mxc_init_irq(MX21_IO_ADDRESS(MX21_AVIC_BASE_ADDR)); } +static const struct resource imx21_audmux_res[] __initconst = { + DEFINE_RES_MEM(MX21_AUDMUX_BASE_ADDR, SZ_4K), +}; + void __init imx21_soc_init(void) { mxc_register_gpio("imx21-gpio", 0, MX21_GPIO1_BASE_ADDR, SZ_256, MX21_INT_GPIO, 0); @@ -85,4 +89,6 @@ void __init imx21_soc_init(void) mxc_register_gpio("imx21-gpio", 5, MX21_GPIO6_BASE_ADDR, SZ_256, MX21_INT_GPIO, 0); imx_add_imx_dma(); + platform_device_register_simple("imx21-audmux", 0, imx21_audmux_res, + ARRAY_SIZE(imx21_audmux_res)); } diff --git a/arch/arm/mach-imx/mm-imx25.c b/arch/arm/mach-imx/mm-imx25.c index cc4d152bd9bd..153b457acdc0 100644 --- a/arch/arm/mach-imx/mm-imx25.c +++ b/arch/arm/mach-imx/mm-imx25.c @@ -83,6 +83,10 @@ static struct sdma_platform_data imx25_sdma_pdata __initdata = { .script_addrs = &imx25_sdma_script, }; +static const struct resource imx25_audmux_res[] __initconst = { + DEFINE_RES_MEM(MX25_AUDMUX_BASE_ADDR, SZ_16K), +}; + void __init imx25_soc_init(void) { /* i.mx25 has the i.mx31 type gpio */ @@ -93,4 +97,7 @@ void __init imx25_soc_init(void) /* i.mx25 has the i.mx35 type sdma */ imx_add_imx_sdma("imx35-sdma", MX25_SDMA_BASE_ADDR, MX25_INT_SDMA, &imx25_sdma_pdata); + /* i.mx25 has the i.mx31 type audmux */ + platform_device_register_simple("imx31-audmux", 0, imx25_audmux_res, + ARRAY_SIZE(imx25_audmux_res)); } diff --git a/arch/arm/mach-imx/mm-imx27.c b/arch/arm/mach-imx/mm-imx27.c index 96dd1f5ea7bd..8cb3f5e3e569 100644 --- a/arch/arm/mach-imx/mm-imx27.c +++ b/arch/arm/mach-imx/mm-imx27.c @@ -75,6 +75,10 @@ void __init mx27_init_irq(void) mxc_init_irq(MX27_IO_ADDRESS(MX27_AVIC_BASE_ADDR)); } +static const struct resource imx27_audmux_res[] __initconst = { + DEFINE_RES_MEM(MX27_AUDMUX_BASE_ADDR, SZ_4K), +}; + void __init imx27_soc_init(void) { /* i.mx27 has the i.mx21 type gpio */ @@ -86,4 +90,7 @@ void __init imx27_soc_init(void) mxc_register_gpio("imx21-gpio", 5, MX27_GPIO6_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0); imx_add_imx_dma(); + /* imx27 has the imx21 type audmux */ + platform_device_register_simple("imx21-audmux", 0, imx27_audmux_res, + ARRAY_SIZE(imx27_audmux_res)); } diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c index 31807d2a8b7b..2530c151b7b3 100644 --- a/arch/arm/mach-imx/mm-imx3.c +++ b/arch/arm/mach-imx/mm-imx3.c @@ -158,6 +158,10 @@ static struct sdma_platform_data imx31_sdma_pdata __initdata = { .script_addrs = &imx31_to2_sdma_script, }; +static const struct resource imx31_audmux_res[] __initconst = { + DEFINE_RES_MEM(MX31_AUDMUX_BASE_ADDR, SZ_16K), +}; + void __init imx31_soc_init(void) { int to_version = mx31_revision() >> 4; @@ -175,6 +179,8 @@ void __init imx31_soc_init(void) } imx_add_imx_sdma("imx31-sdma", MX31_SDMA_BASE_ADDR, MX31_INT_SDMA, &imx31_sdma_pdata); + platform_device_register_simple("imx31-audmux", 0, imx31_audmux_res, + ARRAY_SIZE(imx31_audmux_res)); } #endif /* ifdef CONFIG_SOC_IMX31 */ @@ -241,6 +247,10 @@ static struct sdma_platform_data imx35_sdma_pdata __initdata = { .script_addrs = &imx35_to2_sdma_script, }; +static const struct resource imx35_audmux_res[] __initconst = { + DEFINE_RES_MEM(MX35_AUDMUX_BASE_ADDR, SZ_16K), +}; + void __init imx35_soc_init(void) { int to_version = mx35_revision() >> 4; @@ -259,5 +269,8 @@ void __init imx35_soc_init(void) } imx_add_imx_sdma("imx35-sdma", MX35_SDMA_BASE_ADDR, MX35_INT_SDMA, &imx35_sdma_pdata); + /* i.mx35 has the i.mx31 type audmux */ + platform_device_register_simple("imx31-audmux", 0, imx35_audmux_res, + ARRAY_SIZE(imx35_audmux_res)); } #endif /* ifdef CONFIG_SOC_IMX35 */ diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c index bc17dfea3817..90d7880bb372 100644 --- a/arch/arm/mach-imx/mm-imx5.c +++ b/arch/arm/mach-imx/mm-imx5.c @@ -170,6 +170,18 @@ static struct sdma_platform_data imx53_sdma_pdata __initdata = { .script_addrs = &imx53_sdma_script, }; +static const struct resource imx50_audmux_res[] __initconst = { + DEFINE_RES_MEM(MX50_AUDMUX_BASE_ADDR, SZ_16K), +}; + +static const struct resource imx51_audmux_res[] __initconst = { + DEFINE_RES_MEM(MX51_AUDMUX_BASE_ADDR, SZ_16K), +}; + +static const struct resource imx53_audmux_res[] __initconst = { + DEFINE_RES_MEM(MX53_AUDMUX_BASE_ADDR, SZ_16K), +}; + void __init imx50_soc_init(void) { /* i.mx50 has the i.mx31 type gpio */ @@ -179,6 +191,10 @@ void __init imx50_soc_init(void) mxc_register_gpio("imx31-gpio", 3, MX50_GPIO4_BASE_ADDR, SZ_16K, MX50_INT_GPIO4_LOW, MX50_INT_GPIO4_HIGH); mxc_register_gpio("imx31-gpio", 4, MX50_GPIO5_BASE_ADDR, SZ_16K, MX50_INT_GPIO5_LOW, MX50_INT_GPIO5_HIGH); mxc_register_gpio("imx31-gpio", 5, MX50_GPIO6_BASE_ADDR, SZ_16K, MX50_INT_GPIO6_LOW, MX50_INT_GPIO6_HIGH); + + /* i.mx50 has the i.mx31 type audmux */ + platform_device_register_simple("imx31-audmux", 0, imx50_audmux_res, + ARRAY_SIZE(imx50_audmux_res)); } void __init imx51_soc_init(void) @@ -191,6 +207,9 @@ void __init imx51_soc_init(void) /* i.mx51 has the i.mx35 type sdma */ imx_add_imx_sdma("imx35-sdma", MX51_SDMA_BASE_ADDR, MX51_INT_SDMA, &imx51_sdma_pdata); + /* i.mx51 has the i.mx31 type audmux */ + platform_device_register_simple("imx31-audmux", 0, imx51_audmux_res, + ARRAY_SIZE(imx51_audmux_res)); } void __init imx53_soc_init(void) @@ -206,4 +225,7 @@ void __init imx53_soc_init(void) /* i.mx53 has the i.mx35 type sdma */ imx_add_imx_sdma("imx35-sdma", MX53_SDMA_BASE_ADDR, MX53_INT_SDMA, &imx53_sdma_pdata); + /* i.mx53 has the i.mx31 type audmux */ + platform_device_register_simple("imx31-audmux", 0, imx53_audmux_res, + ARRAY_SIZE(imx53_audmux_res)); } diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c index 3c82566acece..015be770c1d8 100644 --- a/arch/arm/mach-integrator/pci_v3.c +++ b/arch/arm/mach-integrator/pci_v3.c @@ -378,9 +378,10 @@ static int __init pci_v3_setup_resources(struct pci_sys_data *sys) * the mem resource for this bus * the prefetch mem resource for this bus */ - pci_add_resource(&sys->resources, &ioport_resource); - pci_add_resource(&sys->resources, &non_mem); - pci_add_resource(&sys->resources, &pre_mem); + pci_add_resource_offset(&sys->resources, + &ioport_resource, sys->io_offset); + pci_add_resource_offset(&sys->resources, &non_mem, sys->mem_offset); + pci_add_resource_offset(&sys->resources, &pre_mem, sys->mem_offset); return 1; } diff --git a/arch/arm/mach-iop13xx/pci.c b/arch/arm/mach-iop13xx/pci.c index b8f5a8736511..861cb12ef436 100644 --- a/arch/arm/mach-iop13xx/pci.c +++ b/arch/arm/mach-iop13xx/pci.c @@ -1084,8 +1084,8 @@ int iop13xx_pci_setup(int nr, struct pci_sys_data *sys) request_resource(&ioport_resource, &res[0]); request_resource(&iomem_resource, &res[1]); - pci_add_resource(&sys->resources, &res[0]); - pci_add_resource(&sys->resources, &res[1]); + pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset); + pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset); return 1; } diff --git a/arch/arm/mach-ixp2000/ixdp2400.c b/arch/arm/mach-ixp2000/ixdp2400.c index f53e911ec94a..d519944653ad 100644 --- a/arch/arm/mach-ixp2000/ixdp2400.c +++ b/arch/arm/mach-ixp2000/ixdp2400.c @@ -134,11 +134,11 @@ static void ixdp2400_pci_postinit(void) if (ixdp2x00_master_npu()) { dev = pci_get_bus_and_slot(1, IXDP2400_SLAVE_ENET_DEVFN); - pci_remove_bus_device(dev); + pci_stop_and_remove_bus_device(dev); pci_dev_put(dev); } else { dev = pci_get_bus_and_slot(1, IXDP2400_MASTER_ENET_DEVFN); - pci_remove_bus_device(dev); + pci_stop_and_remove_bus_device(dev); pci_dev_put(dev); ixdp2x00_slave_pci_postinit(); diff --git a/arch/arm/mach-ixp2000/ixdp2800.c b/arch/arm/mach-ixp2000/ixdp2800.c index a2e7c393e74f..b415febd2025 100644 --- a/arch/arm/mach-ixp2000/ixdp2800.c +++ b/arch/arm/mach-ixp2000/ixdp2800.c @@ -262,14 +262,14 @@ int __init ixdp2800_pci_init(void) pci_common_init(&ixdp2800_pci); if (ixdp2x00_master_npu()) { dev = pci_get_bus_and_slot(1, IXDP2800_SLAVE_ENET_DEVFN); - pci_remove_bus_device(dev); + pci_stop_and_remove_bus_device(dev); pci_dev_put(dev); ixdp2800_master_enable_slave(); ixdp2800_master_wait_for_slave_bus_scan(); } else { dev = pci_get_bus_and_slot(1, IXDP2800_MASTER_ENET_DEVFN); - pci_remove_bus_device(dev); + pci_stop_and_remove_bus_device(dev); pci_dev_put(dev); } } diff --git a/arch/arm/mach-ixp2000/ixdp2x00.c b/arch/arm/mach-ixp2000/ixdp2x00.c index 634b6c852f68..dd9838299068 100644 --- a/arch/arm/mach-ixp2000/ixdp2x00.c +++ b/arch/arm/mach-ixp2000/ixdp2x00.c @@ -239,12 +239,12 @@ void ixdp2x00_slave_pci_postinit(void) * Remove PMC device is there is one */ if((dev = pci_get_bus_and_slot(1, IXDP2X00_PMC_DEVFN))) { - pci_remove_bus_device(dev); + pci_stop_and_remove_bus_device(dev); pci_dev_put(dev); } dev = pci_get_bus_and_slot(0, IXDP2X00_21555_DEVFN); - pci_remove_bus_device(dev); + pci_stop_and_remove_bus_device(dev); pci_dev_put(dev); } diff --git a/arch/arm/mach-ixp2000/pci.c b/arch/arm/mach-ixp2000/pci.c index 626fda435aa9..49c36f3cd602 100644 --- a/arch/arm/mach-ixp2000/pci.c +++ b/arch/arm/mach-ixp2000/pci.c @@ -243,8 +243,10 @@ int ixp2000_pci_setup(int nr, struct pci_sys_data *sys) if (nr >= 1) return 0; - pci_add_resource(&sys->resources, &ixp2000_pci_io_space); - pci_add_resource(&sys->resources, &ixp2000_pci_mem_space); + pci_add_resource_offset(&sys->resources, + &ixp2000_pci_io_space, sys->io_offset); + pci_add_resource_offset(&sys->resources, + &ixp2000_pci_mem_space, sys->mem_offset); return 1; } diff --git a/arch/arm/mach-ixp23xx/pci.c b/arch/arm/mach-ixp23xx/pci.c index 25b5c462cea2..3cbbd3208fa8 100644 --- a/arch/arm/mach-ixp23xx/pci.c +++ b/arch/arm/mach-ixp23xx/pci.c @@ -281,8 +281,10 @@ int ixp23xx_pci_setup(int nr, struct pci_sys_data *sys) if (nr >= 1) return 0; - pci_add_resource(&sys->resources, &ixp23xx_pci_io_space); - pci_add_resource(&sys->resources, &ixp23xx_pci_mem_space); + pci_add_resource_offset(&sys->resources, + &ixp23xx_pci_io_space, sys->io_offset); + pci_add_resource_offset(&sys->resources, + &ixp23xx_pci_mem_space, sys->mem_offset); return 1; } diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c index 5eff15f24bc2..8508882b13f0 100644 --- a/arch/arm/mach-ixp4xx/common-pci.c +++ b/arch/arm/mach-ixp4xx/common-pci.c @@ -472,8 +472,8 @@ int ixp4xx_setup(int nr, struct pci_sys_data *sys) request_resource(&ioport_resource, &res[0]); request_resource(&iomem_resource, &res[1]); - pci_add_resource(&sys->resources, &res[0]); - pci_add_resource(&sys->resources, &res[1]); + pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset); + pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset); platform_notify = ixp4xx_pci_platform_notify; platform_notify_remove = ixp4xx_pci_platform_notify_remove; diff --git a/arch/arm/mach-kirkwood/openrd-setup.c b/arch/arm/mach-kirkwood/openrd-setup.c index 01f8c8992880..7e99c3f340fc 100644 --- a/arch/arm/mach-kirkwood/openrd-setup.c +++ b/arch/arm/mach-kirkwood/openrd-setup.c @@ -83,6 +83,11 @@ static struct i2c_board_info i2c_board_info[] __initdata = { }, }; +static struct platform_device openrd_client_audio_device = { + .name = "openrd-client-audio", + .id = -1, +}; + static int __initdata uart1; static int __init sd_uart_selection(char *str) @@ -172,6 +177,7 @@ static void __init openrd_init(void) kirkwood_i2c_init(); if (machine_is_openrd_client() || machine_is_openrd_ultimate()) { + platform_device_register(&openrd_client_audio_device); i2c_register_board_info(0, i2c_board_info, ARRAY_SIZE(i2c_board_info)); kirkwood_audio_init(); diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c index a066a6d8d9d2..f56a0118c1bb 100644 --- a/arch/arm/mach-kirkwood/pcie.c +++ b/arch/arm/mach-kirkwood/pcie.c @@ -198,9 +198,9 @@ static int __init kirkwood_pcie_setup(int nr, struct pci_sys_data *sys) if (request_resource(&iomem_resource, &pp->res[1])) panic("Request PCIe%d Memory resource failed\n", index); - pci_add_resource(&sys->resources, &pp->res[0]); - pci_add_resource(&sys->resources, &pp->res[1]); sys->io_offset = 0; + pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset); + pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset); /* * Generic PCIe unit setup. diff --git a/arch/arm/mach-kirkwood/t5325-setup.c b/arch/arm/mach-kirkwood/t5325-setup.c index 966b2b3bb813..f9d2a11b7f96 100644 --- a/arch/arm/mach-kirkwood/t5325-setup.c +++ b/arch/arm/mach-kirkwood/t5325-setup.c @@ -106,6 +106,11 @@ static struct platform_device hp_t5325_button_device = { } }; +static struct platform_device hp_t5325_audio_device = { + .name = "t5325-audio", + .id = -1, +}; + static unsigned int hp_t5325_mpp_config[] __initdata = { MPP0_NF_IO2, MPP1_SPI_MOSI, @@ -179,6 +184,7 @@ static void __init hp_t5325_init(void) kirkwood_sata_init(&hp_t5325_sata_data); kirkwood_ehci_init(); platform_device_register(&hp_t5325_button_device); + platform_device_register(&hp_t5325_audio_device); i2c_register_board_info(0, i2c_board_info, ARRAY_SIZE(i2c_board_info)); kirkwood_audio_init(); diff --git a/arch/arm/mach-ks8695/pci.c b/arch/arm/mach-ks8695/pci.c index b26f992071df..acc701435817 100644 --- a/arch/arm/mach-ks8695/pci.c +++ b/arch/arm/mach-ks8695/pci.c @@ -169,8 +169,8 @@ static int __init ks8695_pci_setup(int nr, struct pci_sys_data *sys) request_resource(&iomem_resource, &pci_mem); request_resource(&ioport_resource, &pci_io); - pci_add_resource(&sys->resources, &pci_io); - pci_add_resource(&sys->resources, &pci_mem); + pci_add_resource_offset(&sys->resources, &pci_io, sys->io_offset); + pci_add_resource_offset(&sys->resources, &pci_mem, sys->mem_offset); /* Assign and enable processor bridge */ ks8695_local_writeconfig(PCI_BASE_ADDRESS_0, KS8695_PCIMEM_PA); diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c index 8459f6d7d8ca..df3e38055a24 100644 --- a/arch/arm/mach-mv78xx0/pcie.c +++ b/arch/arm/mach-mv78xx0/pcie.c @@ -155,8 +155,8 @@ static int __init mv78xx0_pcie_setup(int nr, struct pci_sys_data *sys) orion_pcie_set_local_bus_nr(pp->base, sys->busnr); orion_pcie_setup(pp->base); - pci_add_resource(&sys->resources, &pp->res[0]); - pci_add_resource(&sys->resources, &pp->res[1]); + pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset); + pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset); return 1; } diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig index 4f8d66f044e7..922ab0dc2bcd 100644 --- a/arch/arm/mach-omap1/Kconfig +++ b/arch/arm/mach-omap1/Kconfig @@ -37,7 +37,6 @@ comment "OMAP Board Type" config MACH_OMAP_INNOVATOR bool "TI Innovator" depends on ARCH_OMAP1 && (ARCH_OMAP15XX || ARCH_OMAP16XX) - select OMAP_MCBSP help TI OMAP 1510 or 1610 Innovator board support. Say Y here if you have such a board. @@ -45,7 +44,6 @@ config MACH_OMAP_INNOVATOR config MACH_OMAP_H2 bool "TI H2 Support" depends on ARCH_OMAP1 && ARCH_OMAP16XX - select OMAP_MCBSP help TI OMAP 1610/1611B H2 board support. Say Y here if you have such a board. @@ -72,7 +70,6 @@ config MACH_HERALD config MACH_OMAP_OSK bool "TI OSK Support" depends on ARCH_OMAP1 && ARCH_OMAP16XX - select OMAP_MCBSP help TI OMAP 5912 OSK (OMAP Starter Kit) board support. Say Y here if you have such a board. diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile index 11c85cd2731a..9923f92b5450 100644 --- a/arch/arm/mach-omap1/Makefile +++ b/arch/arm/mach-omap1/Makefile @@ -6,7 +6,9 @@ obj-y := io.o id.o sram.o time.o irq.o mux.o flash.o serial.o devices.o dma.o obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o timer.o -obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o +ifneq ($(CONFIG_SND_OMAP_SOC_MCBSP),) +obj-y += mcbsp.o +endif obj-$(CONFIG_OMAP_32K_TIMER) += timer32k.o diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index 88909cc0b254..e0e8245f3c9f 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -20,6 +20,7 @@ #include <linux/platform_device.h> #include <linux/serial_8250.h> #include <linux/export.h> +#include <linux/omapfb.h> #include <media/soc_camera.h> @@ -169,10 +170,6 @@ static struct omap_usb_config ams_delta_usb_config __initdata = { .pins[0] = 2, }; -static struct omap_board_config_kernel ams_delta_config[] __initdata = { - { OMAP_TAG_LCD, &ams_delta_lcd_config }, -}; - static struct resource ams_delta_nand_resources[] = { [0] = { .start = OMAP1_MPUIO_BASE, @@ -302,8 +299,6 @@ static void __init ams_delta_init(void) omap_cfg_reg(J19_1610_CAM_D6); omap_cfg_reg(J18_1610_CAM_D7); - omap_board_config = ams_delta_config; - omap_board_config_size = ARRAY_SIZE(ams_delta_config); omap_serial_init(); omap_register_i2c_bus(1, 100, NULL, 0); @@ -321,6 +316,8 @@ static void __init ams_delta_init(void) ams_delta_init_fiq(); omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1); + + omapfb_set_lcd_config(&ams_delta_lcd_config); } static struct plat_serial8250_port ams_delta_modem_ports[] = { diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index 0b9464b41212..7afaf3c5bdc6 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -21,6 +21,7 @@ #include <linux/mtd/physmap.h> #include <linux/input.h> #include <linux/smc91x.h> +#include <linux/omapfb.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -273,27 +274,17 @@ static struct platform_device kp_device = { .resource = kp_resources, }; -static struct platform_device lcd_device = { - .name = "lcd_p2", - .id = -1, -}; - static struct platform_device *devices[] __initdata = { &nor_device, &nand_device, &smc91x_device, &kp_device, - &lcd_device, }; static struct omap_lcd_config fsample_lcd_config = { .ctrl_name = "internal", }; -static struct omap_board_config_kernel fsample_config[] __initdata = { - { OMAP_TAG_LCD, &fsample_lcd_config }, -}; - static void __init omap_fsample_init(void) { /* Early, board-dependent init */ @@ -352,10 +343,10 @@ static void __init omap_fsample_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); - omap_board_config = fsample_config; - omap_board_config_size = ARRAY_SIZE(fsample_config); omap_serial_init(); omap_register_i2c_bus(1, 100, NULL, 0); + + omapfb_set_lcd_config(&fsample_lcd_config); } /* Only FPGA needs to be mapped here. All others are done with ioremap */ diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index 00ad6b22d60a..af2be8c12c07 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -30,6 +30,7 @@ #include <linux/input.h> #include <linux/i2c/tps65010.h> #include <linux/smc91x.h> +#include <linux/omapfb.h> #include <mach/hardware.h> @@ -325,18 +326,12 @@ static struct platform_device h2_irda_device = { .resource = h2_irda_resources, }; -static struct platform_device h2_lcd_device = { - .name = "lcd_h2", - .id = -1, -}; - static struct platform_device *h2_devices[] __initdata = { &h2_nor_device, &h2_nand_device, &h2_smc91x_device, &h2_irda_device, &h2_kp_device, - &h2_lcd_device, }; static void __init h2_init_smc91x(void) @@ -391,10 +386,6 @@ static struct omap_lcd_config h2_lcd_config __initdata = { .ctrl_name = "internal", }; -static struct omap_board_config_kernel h2_config[] __initdata = { - { OMAP_TAG_LCD, &h2_lcd_config }, -}; - static void __init h2_init(void) { h2_init_smc91x(); @@ -438,13 +429,13 @@ static void __init h2_init(void) omap_cfg_reg(N19_1610_KBR5); platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices)); - omap_board_config = h2_config; - omap_board_config_size = ARRAY_SIZE(h2_config); omap_serial_init(); omap_register_i2c_bus(1, 100, h2_i2c_board_info, ARRAY_SIZE(h2_i2c_board_info)); omap1_usb_init(&h2_usb_config); h2_mmc_init(); + + omapfb_set_lcd_config(&h2_lcd_config); } MACHINE_START(OMAP_H2, "TI-H2") diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index 4a7f25149703..7cfd25b90735 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -30,6 +30,7 @@ #include <linux/spi/spi.h> #include <linux/i2c/tps65010.h> #include <linux/smc91x.h> +#include <linux/omapfb.h> #include <asm/setup.h> #include <asm/page.h> @@ -370,10 +371,6 @@ static struct omap_lcd_config h3_lcd_config __initdata = { .ctrl_name = "internal", }; -static struct omap_board_config_kernel h3_config[] __initdata = { - { OMAP_TAG_LCD, &h3_lcd_config }, -}; - static struct i2c_board_info __initdata h3_i2c_board_info[] = { { I2C_BOARD_INFO("tps65013", 0x48), @@ -426,13 +423,13 @@ static void __init h3_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); spi_register_board_info(h3_spi_board_info, ARRAY_SIZE(h3_spi_board_info)); - omap_board_config = h3_config; - omap_board_config_size = ARRAY_SIZE(h3_config); omap_serial_init(); omap_register_i2c_bus(1, 100, h3_i2c_board_info, ARRAY_SIZE(h3_i2c_board_info)); omap1_usb_init(&h3_usb_config); h3_mmc_init(); + + omapfb_set_lcd_config(&h3_lcd_config); } MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board") diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index 731cc3db7ab3..af2afcf24f75 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -36,6 +36,7 @@ #include <linux/leds.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> +#include <linux/omapfb.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -398,10 +399,6 @@ static struct omap_lcd_config htcherald_lcd_config __initdata = { .ctrl_name = "internal", }; -static struct omap_board_config_kernel htcherald_config[] __initdata = { - { OMAP_TAG_LCD, &htcherald_lcd_config }, -}; - static struct platform_device lcd_device = { .name = "lcd_htcherald", .id = -1, @@ -580,8 +577,6 @@ static void __init htcherald_init(void) printk(KERN_INFO "HTC Herald init.\n"); /* Do board initialization before we register all the devices */ - omap_board_config = htcherald_config; - omap_board_config_size = ARRAY_SIZE(htcherald_config); platform_add_devices(devices, ARRAY_SIZE(devices)); htcherald_disable_watchdog(); @@ -598,6 +593,8 @@ static void __init htcherald_init(void) htc_mmc_data[0] = &htc_mmc1_data; omap1_init_mmc(htc_mmc_data, 1); #endif + + omapfb_set_lcd_config(&htcherald_lcd_config); } MACHINE_START(HERALD, "HTC Herald") diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index be2002f42dea..1d5ab6606b9f 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -25,6 +25,7 @@ #include <linux/mtd/physmap.h> #include <linux/input.h> #include <linux/smc91x.h> +#include <linux/omapfb.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -370,10 +371,6 @@ static inline void innovator_mmc_init(void) } #endif -static struct omap_board_config_kernel innovator_config[] = { - { OMAP_TAG_LCD, NULL }, -}; - static void __init innovator_init(void) { if (cpu_is_omap1510()) @@ -416,17 +413,15 @@ static void __init innovator_init(void) #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { omap1_usb_init(&innovator1510_usb_config); - innovator_config[0].data = &innovator1510_lcd_config; + omapfb_set_lcd_config(&innovator1510_lcd_config); } #endif #ifdef CONFIG_ARCH_OMAP16XX if (cpu_is_omap1610()) { omap1_usb_init(&h2_usb_config); - innovator_config[0].data = &innovator1610_lcd_config; + omapfb_set_lcd_config(&innovator1610_lcd_config); } #endif - omap_board_config = innovator_config; - omap_board_config_size = ARRAY_SIZE(innovator_config); omap_serial_init(); omap_register_i2c_bus(1, 100, NULL, 0); innovator_mmc_init(); diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index f9efc036ba96..9b6332a31fb6 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -31,7 +31,6 @@ #include <plat/board.h> #include <plat/keypad.h> #include "common.h" -#include <plat/hwa742.h> #include <plat/lcd_mipid.h> #include <plat/mmc.h> #include <plat/clock.h> @@ -99,15 +98,16 @@ static struct mipid_platform_data nokia770_mipid_platform_data = { .shutdown = mipid_shutdown, }; +static struct omap_lcd_config nokia770_lcd_config __initdata = { + .ctrl_name = "hwa742", +}; + static void __init mipid_dev_init(void) { - const struct omap_lcd_config *conf; + nokia770_mipid_platform_data.nreset_gpio = 13; + nokia770_mipid_platform_data.data_lines = 16; - conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config); - if (conf != NULL) { - nokia770_mipid_platform_data.nreset_gpio = conf->nreset_gpio; - nokia770_mipid_platform_data.data_lines = conf->data_lines; - } + omapfb_set_lcd_config(&nokia770_lcd_config); } static void __init ads7846_dev_init(void) @@ -150,14 +150,9 @@ static struct spi_board_info nokia770_spi_board_info[] __initdata = { }, }; -static struct hwa742_platform_data nokia770_hwa742_platform_data = { - .te_connected = 1, -}; - static void __init hwa742_dev_init(void) { clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL); - omapfb_set_ctrl_platform_data(&nokia770_hwa742_platform_data); } /* assume no Mini-AB port */ diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index 675de06557aa..ef874655fbd3 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -34,6 +34,7 @@ #include <linux/i2c.h> #include <linux/leds.h> #include <linux/smc91x.h> +#include <linux/omapfb.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> @@ -300,12 +301,6 @@ static struct omap_lcd_config osk_lcd_config __initdata = { }; #endif -static struct omap_board_config_kernel osk_config[] __initdata = { -#ifdef CONFIG_OMAP_OSK_MISTRAL - { OMAP_TAG_LCD, &osk_lcd_config }, -#endif -}; - #ifdef CONFIG_OMAP_OSK_MISTRAL #include <linux/input.h> @@ -549,8 +544,6 @@ static void __init osk_init(void) osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys(); osk_flash_resource.end += SZ_32M - 1; platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices)); - omap_board_config = osk_config; - omap_board_config_size = ARRAY_SIZE(osk_config); l = omap_readl(USB_TRANSCEIVER_CTRL); l |= (3 << 1); @@ -567,6 +560,11 @@ static void __init osk_init(void) omap_register_i2c_bus(1, 400, osk_i2c_board_info, ARRAY_SIZE(osk_i2c_board_info)); osk_mistral_init(); + +#ifdef CONFIG_OMAP_OSK_MISTRAL + omapfb_set_lcd_config(&osk_lcd_config); +#endif + } MACHINE_START(OMAP_OSK, "TI-OSK") diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index 81fa27f88369..612342cb2a2d 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -27,6 +27,7 @@ #include <linux/spi/spi.h> #include <linux/interrupt.h> #include <linux/apm-emulation.h> +#include <linux/omapfb.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -209,10 +210,6 @@ static struct omap_lcd_config palmte_lcd_config __initdata = { .ctrl_name = "internal", }; -static struct omap_board_config_kernel palmte_config[] __initdata = { - { OMAP_TAG_LCD, &palmte_lcd_config }, -}; - static struct spi_board_info palmte_spi_info[] __initdata = { { .modalias = "tsc2102", @@ -250,9 +247,6 @@ static void __init omap_palmte_init(void) omap_cfg_reg(UART3_TX); omap_cfg_reg(UART3_RX); - omap_board_config = palmte_config; - omap_board_config_size = ARRAY_SIZE(palmte_config); - platform_add_devices(palmte_devices, ARRAY_SIZE(palmte_devices)); spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info)); @@ -260,6 +254,8 @@ static void __init omap_palmte_init(void) omap_serial_init(); omap1_usb_init(&palmte_usb_config); omap_register_i2c_bus(1, 100, NULL, 0); + + omapfb_set_lcd_config(&palmte_lcd_config); } MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E") diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index 81cb82178388..b63350bc88fd 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -24,6 +24,7 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/leds.h> +#include <linux/omapfb.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -273,10 +274,6 @@ static struct omap_lcd_config palmtt_lcd_config __initdata = { .ctrl_name = "internal", }; -static struct omap_board_config_kernel palmtt_config[] __initdata = { - { OMAP_TAG_LCD, &palmtt_lcd_config }, -}; - static void __init omap_mpu_wdt_mode(int mode) { if (mode) omap_writew(0x8000, OMAP_WDT_TIMER_MODE); @@ -298,15 +295,14 @@ static void __init omap_palmtt_init(void) omap_mpu_wdt_mode(0); - omap_board_config = palmtt_config; - omap_board_config_size = ARRAY_SIZE(palmtt_config); - platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices)); spi_register_board_info(palmtt_boardinfo,ARRAY_SIZE(palmtt_boardinfo)); omap_serial_init(); omap1_usb_init(&palmtt_usb_config); omap_register_i2c_bus(1, 100, NULL, 0); + + omapfb_set_lcd_config(&palmtt_lcd_config); } MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T") diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index e881945ce8ec..9924c70af09f 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -27,6 +27,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> +#include <linux/omapfb.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -239,10 +240,6 @@ static struct omap_lcd_config palmz71_lcd_config __initdata = { .ctrl_name = "internal", }; -static struct omap_board_config_kernel palmz71_config[] __initdata = { - {OMAP_TAG_LCD, &palmz71_lcd_config}, -}; - static irqreturn_t palmz71_powercable(int irq, void *dev_id) { @@ -313,9 +310,6 @@ omap_palmz71_init(void) palmz71_gpio_setup(1); omap_mpu_wdt_mode(0); - omap_board_config = palmz71_config; - omap_board_config_size = ARRAY_SIZE(palmz71_config); - platform_add_devices(devices, ARRAY_SIZE(devices)); spi_register_board_info(palmz71_boardinfo, @@ -324,6 +318,8 @@ omap_palmz71_init(void) omap_serial_init(); omap_register_i2c_bus(1, 100, NULL, 0); palmz71_gpio_setup(0); + + omapfb_set_lcd_config(&palmz71_lcd_config); } MACHINE_START(OMAP_PALMZ71, "OMAP310 based Palm Zire71") diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index c000bed76276..8e0153447c6d 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -21,6 +21,7 @@ #include <linux/mtd/physmap.h> #include <linux/input.h> #include <linux/smc91x.h> +#include <linux/omapfb.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -232,27 +233,17 @@ static struct platform_device kp_device = { .resource = kp_resources, }; -static struct platform_device lcd_device = { - .name = "lcd_p2", - .id = -1, -}; - static struct platform_device *devices[] __initdata = { &nor_device, &nand_device, &smc91x_device, &kp_device, - &lcd_device, }; static struct omap_lcd_config perseus2_lcd_config __initdata = { .ctrl_name = "internal", }; -static struct omap_board_config_kernel perseus2_config[] __initdata = { - { OMAP_TAG_LCD, &perseus2_lcd_config }, -}; - static void __init perseus2_init_smc91x(void) { fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); @@ -320,10 +311,10 @@ static void __init omap_perseus2_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); - omap_board_config = perseus2_config; - omap_board_config_size = ARRAY_SIZE(perseus2_config); omap_serial_init(); omap_register_i2c_bus(1, 100, NULL, 0); + + omapfb_set_lcd_config(&perseus2_lcd_config); } /* Only FPGA needs to be mapped here. All others are done with ioremap */ diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 7bcd82ab0fd0..0c76e12337d9 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -27,6 +27,7 @@ #include <linux/i2c.h> #include <linux/errno.h> #include <linux/export.h> +#include <linux/omapfb.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -355,11 +356,6 @@ static struct omap_usb_config sx1_usb_config __initdata = { /*----------- LCD -------------------------*/ -static struct platform_device sx1_lcd_device = { - .name = "lcd_sx1", - .id = -1, -}; - static struct omap_lcd_config sx1_lcd_config __initdata = { .ctrl_name = "internal", }; @@ -368,14 +364,8 @@ static struct omap_lcd_config sx1_lcd_config __initdata = { static struct platform_device *sx1_devices[] __initdata = { &sx1_flash_device, &sx1_kp_device, - &sx1_lcd_device, &sx1_irda_device, }; -/*-----------------------------------------*/ - -static struct omap_board_config_kernel sx1_config[] __initdata = { - { OMAP_TAG_LCD, &sx1_lcd_config }, -}; /*-----------------------------------------*/ @@ -391,8 +381,6 @@ static void __init omap_sx1_init(void) platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices)); - omap_board_config = sx1_config; - omap_board_config_size = ARRAY_SIZE(sx1_config); omap_serial_init(); omap_register_i2c_bus(1, 100, NULL, 0); omap1_usb_init(&sx1_usb_config); @@ -406,6 +394,8 @@ static void __init omap_sx1_init(void) gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */ gpio_direction_output(11, 0); /*A_SWITCH = 0 */ gpio_direction_output(15, 0); /*A_USB_ON = 0 */ + + omapfb_set_lcd_config(&sx1_lcd_config); } MACHINE_START(SX1, "OMAP310 based Siemens SX1") diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c index 1d76a63c0983..187b2fe132e9 100644 --- a/arch/arm/mach-omap1/devices.c +++ b/arch/arm/mach-omap1/devices.c @@ -28,7 +28,6 @@ #include <plat/mux.h> #include <plat/mmc.h> #include <plat/omap7xx.h> -#include <plat/mcbsp.h> #include "clock.h" @@ -250,16 +249,8 @@ static struct platform_device omap_pcm = { .id = -1, }; -OMAP_MCBSP_PLATFORM_DEVICE(1); -OMAP_MCBSP_PLATFORM_DEVICE(2); -OMAP_MCBSP_PLATFORM_DEVICE(3); - static void omap_init_audio(void) { - platform_device_register(&omap_mcbsp1); - platform_device_register(&omap_mcbsp2); - if (!cpu_is_omap7xx()) - platform_device_register(&omap_mcbsp3); platform_device_register(&omap_pcm); } diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c index 91f9abbd3250..3e8410a99990 100644 --- a/arch/arm/mach-omap1/mcbsp.c +++ b/arch/arm/mach-omap1/mcbsp.c @@ -420,18 +420,6 @@ static int __init omap1_mcbsp_init(void) return -ENODEV; if (cpu_is_omap7xx()) - omap_mcbsp_count = OMAP7XX_MCBSP_COUNT; - else if (cpu_is_omap15xx()) - omap_mcbsp_count = OMAP15XX_MCBSP_COUNT; - else if (cpu_is_omap16xx()) - omap_mcbsp_count = OMAP16XX_MCBSP_COUNT; - - mcbsp_ptr = kzalloc(omap_mcbsp_count * sizeof(struct omap_mcbsp *), - GFP_KERNEL); - if (!mcbsp_ptr) - return -ENOMEM; - - if (cpu_is_omap7xx()) omap_mcbsp_register_board_cfg(omap7xx_mcbsp_res_0, OMAP7XX_MCBSP_RES_SZ, omap7xx_mcbsp_pdata, @@ -449,7 +437,7 @@ static int __init omap1_mcbsp_init(void) omap16xx_mcbsp_pdata, OMAP16XX_MCBSP_COUNT); - return omap_mcbsp_init(); + return 0; } arch_initcall(omap1_mcbsp_init); diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index bd76394ccaf8..06326a6e460d 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -17,7 +17,9 @@ obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common) obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(hwmod-common) $(secure-common) obj-$(CONFIG_ARCH_OMAP4) += prm44xx.o $(hwmod-common) $(secure-common) -obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o +ifneq ($(CONFIG_SND_OMAP_SOC_MCBSP),) +obj-y += mcbsp.o +endif obj-$(CONFIG_TWL4030_CORE) += omap_twl.o diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 4e9071589bfb..44cf1893829a 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -25,6 +25,7 @@ #include <linux/regulator/fixed.h> #include <linux/leds.h> #include <linux/leds_pwm.h> +#include <linux/platform_data/omap4-keypad.h> #include <mach/hardware.h> #include <asm/hardware/gic.h> @@ -41,6 +42,7 @@ #include <video/omap-panel-nokia-dsi.h> #include <video/omap-panel-picodlp.h> #include <linux/wl12xx.h> +#include <linux/platform_data/omap-abe-twl6040.h> #include "mux.h" #include "hsmmc.h" @@ -378,12 +380,40 @@ static struct platform_device sdp4430_dmic_codec = { .id = -1, }; +static struct omap_abe_twl6040_data sdp4430_abe_audio_data = { + .card_name = "SDP4430", + .has_hs = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT, + .has_hf = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT, + .has_ep = 1, + .has_aux = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT, + .has_vibra = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT, + + .has_dmic = 1, + .has_hsmic = 1, + .has_mainmic = 1, + .has_submic = 1, + .has_afm = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT, + + .jack_detection = 1, + /* MCLK input is 38.4MHz */ + .mclk_freq = 38400000, +}; + +static struct platform_device sdp4430_abe_audio = { + .name = "omap-abe-twl6040", + .id = -1, + .dev = { + .platform_data = &sdp4430_abe_audio_data, + }, +}; + static struct platform_device *sdp4430_devices[] __initdata = { &sdp4430_gpio_keys_device, &sdp4430_leds_gpio, &sdp4430_leds_pwm, &sdp4430_vbat, &sdp4430_dmic_codec, + &sdp4430_abe_audio, }; static struct omap_musb_board_data musb_board_data = { diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index 28fc271f7031..e4415917693f 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -28,6 +28,7 @@ #include <linux/regulator/machine.h> #include <linux/regulator/fixed.h> #include <linux/wl12xx.h> +#include <linux/platform_data/omap-abe-twl6040.h> #include <mach/hardware.h> #include <asm/hardware/gic.h> @@ -91,9 +92,34 @@ static struct platform_device leds_gpio = { }, }; +static struct omap_abe_twl6040_data panda_abe_audio_data = { + /* Audio out */ + .has_hs = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT, + /* HandsFree through expasion connector */ + .has_hf = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT, + /* PandaBoard: FM TX, PandaBoardES: can be connected to audio out */ + .has_aux = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT, + /* PandaBoard: FM RX, PandaBoardES: audio in */ + .has_afm = ABE_TWL6040_LEFT | ABE_TWL6040_RIGHT, + /* No jack detection. */ + .jack_detection = 0, + /* MCLK input is 38.4MHz */ + .mclk_freq = 38400000, + +}; + +static struct platform_device panda_abe_audio = { + .name = "omap-abe-twl6040", + .id = -1, + .dev = { + .platform_data = &panda_abe_audio_data, + }, +}; + static struct platform_device *panda_devices[] __initdata = { &leds_gpio, &wl1271_device, + &panda_abe_audio, }; static const struct usbhs_omap_board_data usbhs_bdata __initconst = { @@ -252,8 +278,25 @@ static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers) return 0; } +static struct twl4030_codec_data twl6040_codec = { + /* single-step ramp for headset and handsfree */ + .hs_left_step = 0x0f, + .hs_right_step = 0x0f, + .hf_left_step = 0x1d, + .hf_right_step = 0x1d, +}; + +static struct twl4030_audio_data twl6040_audio = { + .codec = &twl6040_codec, + .audpwron_gpio = 127, + .naudint_irq = OMAP44XX_IRQ_SYS_2N, + .irq_base = TWL6040_CODEC_IRQ_BASE, +}; + /* Panda board uses the common PMIC configuration */ -static struct twl4030_platform_data omap4_panda_twldata; +static struct twl4030_platform_data omap4_panda_twldata = { + .audio = &twl6040_audio, +}; /* * Display monitor features are burnt in their EEPROM as EDID data. The EEPROM @@ -485,6 +528,20 @@ void omap4_panda_display_init(void) omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN); } +static void omap4_panda_init_rev(void) +{ + if (cpu_is_omap443x()) { + /* PandaBoard 4430 */ + /* ASoC audio configuration */ + panda_abe_audio_data.card_name = "PandaBoard"; + panda_abe_audio_data.has_hsmic = 1; + } else { + /* PandaBoard ES */ + /* ASoC audio configuration */ + panda_abe_audio_data.card_name = "PandaBoardES"; + } +} + static void __init omap4_panda_init(void) { int package = OMAP_PACKAGE_CBS; @@ -498,6 +555,7 @@ static void __init omap4_panda_init(void) if (ret) pr_err("error setting wl12xx data: %d\n", ret); + omap4_panda_init_rev(); omap4_panda_i2c_init(); platform_add_devices(panda_devices, ARRAY_SIZE(panda_devices)); platform_device_register(&omap_vwlan_device); diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 283d11eae693..f713818be06f 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -17,6 +17,7 @@ #include <linux/err.h> #include <linux/slab.h> #include <linux/of.h> +#include <linux/platform_data/omap4-keypad.h> #include <mach/hardware.h> #include <mach/irqs.h> @@ -26,7 +27,6 @@ #include <plat/tc.h> #include <plat/board.h> -#include <plat/mcbsp.h> #include <plat/mmc.h> #include <plat/dma.h> #include <plat/omap_hwmod.h> @@ -304,29 +304,8 @@ static struct platform_device omap_pcm = { .id = -1, }; -/* - * OMAP2420 has 2 McBSP ports - * OMAP2430 has 5 McBSP ports - * OMAP3 has 5 McBSP ports - * OMAP4 has 4 McBSP ports - */ -OMAP_MCBSP_PLATFORM_DEVICE(1); -OMAP_MCBSP_PLATFORM_DEVICE(2); -OMAP_MCBSP_PLATFORM_DEVICE(3); -OMAP_MCBSP_PLATFORM_DEVICE(4); -OMAP_MCBSP_PLATFORM_DEVICE(5); - static void omap_init_audio(void) { - platform_device_register(&omap_mcbsp1); - platform_device_register(&omap_mcbsp2); - if (cpu_is_omap243x() || cpu_is_omap34xx() || cpu_is_omap44xx()) { - platform_device_register(&omap_mcbsp3); - platform_device_register(&omap_mcbsp4); - } - if (cpu_is_omap243x() || cpu_is_omap34xx()) - platform_device_register(&omap_mcbsp5); - platform_device_register(&omap_pcm); } diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index fb11b44fbdec..e501b4972a64 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -21,7 +21,6 @@ #include <linux/init.h> #include <linux/io.h> #include <linux/clk.h> -#include <linux/omapfb.h> #include <asm/tlb.h> diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index fb4bcf81a183..ecc039e794db 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -34,7 +34,7 @@ #include "cm2xxx_3xxx.h" #include "cm-regbits-34xx.h" -/* McBSP internal signal muxing function */ +/* McBSP1 internal signal muxing function for OMAP2/3 */ static int omap2_mcbsp1_mux_rx_clk(struct device *dev, const char *signal, const char *src) { @@ -65,6 +65,42 @@ static int omap2_mcbsp1_mux_rx_clk(struct device *dev, const char *signal, return 0; } +/* McBSP4 internal signal muxing function for OMAP4 */ +#define OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX (1 << 31) +#define OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX (1 << 30) +static int omap4_mcbsp4_mux_rx_clk(struct device *dev, const char *signal, + const char *src) +{ + u32 v; + + /* + * In CONTROL_MCBSPLP register only bit 30 (CLKR mux), and bit 31 (FSR + * mux) is used */ + v = omap4_ctrl_pad_readl(OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MCBSPLP); + + if (!strcmp(signal, "clkr")) { + if (!strcmp(src, "clkr")) + v &= ~OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX; + else if (!strcmp(src, "clkx")) + v |= OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_CLKX; + else + return -EINVAL; + } else if (!strcmp(signal, "fsr")) { + if (!strcmp(src, "fsr")) + v &= ~OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX; + else if (!strcmp(src, "fsx")) + v |= OMAP4_CONTROL_MCBSPLP_ALBCTRLRX_FSX; + else + return -EINVAL; + } else { + return -EINVAL; + } + + omap4_ctrl_pad_writel(v, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_MCBSPLP); + + return 0; +} + /* McBSP CLKS source switching function */ static int omap2_mcbsp_set_clk_src(struct device *dev, struct clk *clk, const char *src) @@ -146,9 +182,15 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) pdata->has_ccr = true; } pdata->set_clk_src = omap2_mcbsp_set_clk_src; - if (id == 1) + + /* On OMAP2/3 the McBSP1 port has 6 pin configuration */ + if (id == 1 && oh->class->rev < MCBSP_CONFIG_TYPE4) pdata->mux_signal = omap2_mcbsp1_mux_rx_clk; + /* On OMAP4 the McBSP4 port has 6 pin configuration */ + if (id == 4 && oh->class->rev == MCBSP_CONFIG_TYPE4) + pdata->mux_signal = omap4_mcbsp4_mux_rx_clk; + if (oh->class->rev == MCBSP_CONFIG_TYPE3) { if (id == 2) /* The FIFO has 1024 + 256 locations */ @@ -180,7 +222,6 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) name, oh->name); return PTR_ERR(pdev); } - omap_mcbsp_count++; return 0; } @@ -188,11 +229,6 @@ static int __init omap2_mcbsp_init(void) { omap_hwmod_for_each_by_class("mcbsp", omap_init_mcbsp, NULL); - mcbsp_ptr = kzalloc(omap_mcbsp_count * sizeof(struct omap_mcbsp *), - GFP_KERNEL); - if (!mcbsp_ptr) - return -ENOMEM; - - return omap_mcbsp_init(); + return 0; } arch_initcall(omap2_mcbsp_init); diff --git a/arch/arm/mach-orion5x/pci.c b/arch/arm/mach-orion5x/pci.c index 09a045f0c406..d6a91948e4dc 100644 --- a/arch/arm/mach-orion5x/pci.c +++ b/arch/arm/mach-orion5x/pci.c @@ -171,13 +171,14 @@ static int __init pcie_setup(struct pci_sys_data *sys) /* * IORESOURCE_IO */ + sys->io_offset = 0; res[0].name = "PCIe I/O Space"; res[0].flags = IORESOURCE_IO; res[0].start = ORION5X_PCIE_IO_BUS_BASE; res[0].end = res[0].start + ORION5X_PCIE_IO_SIZE - 1; if (request_resource(&ioport_resource, &res[0])) panic("Request PCIe IO resource failed\n"); - pci_add_resource(&sys->resources, &res[0]); + pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset); /* * IORESOURCE_MEM @@ -188,9 +189,7 @@ static int __init pcie_setup(struct pci_sys_data *sys) res[1].end = res[1].start + ORION5X_PCIE_MEM_SIZE - 1; if (request_resource(&iomem_resource, &res[1])) panic("Request PCIe Memory resource failed\n"); - pci_add_resource(&sys->resources, &res[1]); - - sys->io_offset = 0; + pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset); return 1; } @@ -499,13 +498,14 @@ static int __init pci_setup(struct pci_sys_data *sys) /* * IORESOURCE_IO */ + sys->io_offset = 0; res[0].name = "PCI I/O Space"; res[0].flags = IORESOURCE_IO; res[0].start = ORION5X_PCI_IO_BUS_BASE; res[0].end = res[0].start + ORION5X_PCI_IO_SIZE - 1; if (request_resource(&ioport_resource, &res[0])) panic("Request PCI IO resource failed\n"); - pci_add_resource(&sys->resources, &res[0]); + pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset); /* * IORESOURCE_MEM @@ -516,9 +516,7 @@ static int __init pci_setup(struct pci_sys_data *sys) res[1].end = res[1].start + ORION5X_PCI_MEM_SIZE - 1; if (request_resource(&iomem_resource, &res[1])) panic("Request PCI Memory resource failed\n"); - pci_add_resource(&sys->resources, &res[1]); - - sys->io_offset = 0; + pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset); return 1; } diff --git a/arch/arm/mach-s3c64xx/mach-crag6410-module.c b/arch/arm/mach-s3c64xx/mach-crag6410-module.c index cd3c97e2ee75..32a30f38ba0c 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410-module.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410-module.c @@ -102,6 +102,7 @@ static struct wm8962_pdata wm8962_pdata __initdata = { 0x8000 | WM8962_GPIO_FN_DMICDAT, WM8962_GPIO_FN_IRQ, /* Open drain mode */ }, + .in4_dc_measure = true, }; static struct wm9081_pdata wm9081_pdata __initdata = { diff --git a/arch/arm/mach-sa1100/pci-nanoengine.c b/arch/arm/mach-sa1100/pci-nanoengine.c index 0d01ca788922..b466bca9c651 100644 --- a/arch/arm/mach-sa1100/pci-nanoengine.c +++ b/arch/arm/mach-sa1100/pci-nanoengine.c @@ -244,9 +244,11 @@ static int __init pci_nanoengine_setup_resources(struct pci_sys_data *sys) printk(KERN_ERR "PCI: unable to allocate prefetchable\n"); return -EBUSY; } - pci_add_resource(&sys->resources, &pci_io_ports); - pci_add_resource(&sys->resources, &pci_non_prefetchable_memory); - pci_add_resource(&sys->resources, &pci_prefetchable_memory); + pci_add_resource_offset(&sys->resources, &pci_io_ports, sys->io_offset); + pci_add_resource_offset(&sys->resources, + &pci_non_prefetchable_memory, sys->mem_offset); + pci_add_resource_offset(&sys->resources, + &pci_prefetchable_memory, sys->mem_offset); return 1; } diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c index 8aea3a2dd889..12c431f3443f 100644 --- a/arch/arm/mach-shmobile/board-ag5evm.c +++ b/arch/arm/mach-shmobile/board-ag5evm.c @@ -230,16 +230,6 @@ static void lcd_backlight_reset(void) gpio_set_value(GPIO_PORT235, 1); } -static void lcd_on(void *board_data, struct fb_info *info) -{ - lcd_backlight_on(); -} - -static void lcd_off(void *board_data) -{ - lcd_backlight_reset(); -} - /* LCDC0 */ static const struct fb_videomode lcdc0_modes[] = { { @@ -263,14 +253,14 @@ static struct sh_mobile_lcdc_info lcdc0_info = { .interface_type = RGB24, .clock_divider = 1, .flags = LCDC_FLAGS_DWPOL, - .lcd_size_cfg.width = 44, - .lcd_size_cfg.height = 79, .fourcc = V4L2_PIX_FMT_RGB565, - .lcd_cfg = lcdc0_modes, - .num_cfg = ARRAY_SIZE(lcdc0_modes), - .board_cfg = { - .display_on = lcd_on, - .display_off = lcd_off, + .lcd_modes = lcdc0_modes, + .num_modes = ARRAY_SIZE(lcdc0_modes), + .panel_cfg = { + .width = 44, + .height = 79, + .display_on = lcd_backlight_on, + .display_off = lcd_backlight_reset, }, } }; diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c index b4718b00e827..f90ba5b850a3 100644 --- a/arch/arm/mach-shmobile/board-ap4evb.c +++ b/arch/arm/mach-shmobile/board-ap4evb.c @@ -258,10 +258,16 @@ static struct sh_mobile_meram_info meram_info = { static struct resource meram_resources[] = { [0] = { - .name = "MERAM", - .start = 0xe8000000, - .end = 0xe81fffff, - .flags = IORESOURCE_MEM, + .name = "regs", + .start = 0xe8000000, + .end = 0xe807ffff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .name = "meram", + .start = 0xe8080000, + .end = 0xe81fffff, + .flags = IORESOURCE_MEM, }, }; @@ -437,82 +443,6 @@ static struct platform_device usb1_host_device = { .resource = usb1_host_resources, }; -static const struct fb_videomode ap4evb_lcdc_modes[] = { - { -#ifdef CONFIG_AP4EVB_QHD - .name = "R63302(QHD)", - .xres = 544, - .yres = 961, - .left_margin = 72, - .right_margin = 600, - .hsync_len = 16, - .upper_margin = 8, - .lower_margin = 8, - .vsync_len = 2, - .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT, -#else - .name = "WVGA Panel", - .xres = 800, - .yres = 480, - .left_margin = 220, - .right_margin = 110, - .hsync_len = 70, - .upper_margin = 20, - .lower_margin = 5, - .vsync_len = 5, - .sync = 0, -#endif - }, -}; -static struct sh_mobile_meram_cfg lcd_meram_cfg = { - .icb[0] = { - .marker_icb = 28, - .cache_icb = 24, - .meram_offset = 0x0, - .meram_size = 0x40, - }, - .icb[1] = { - .marker_icb = 29, - .cache_icb = 25, - .meram_offset = 0x40, - .meram_size = 0x40, - }, -}; - -static struct sh_mobile_lcdc_info lcdc_info = { - .meram_dev = &meram_info, - .ch[0] = { - .chan = LCDC_CHAN_MAINLCD, - .fourcc = V4L2_PIX_FMT_RGB565, - .lcd_cfg = ap4evb_lcdc_modes, - .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes), - .meram_cfg = &lcd_meram_cfg, - } -}; - -static struct resource lcdc_resources[] = { - [0] = { - .name = "LCDC", - .start = 0xfe940000, /* P4-only space */ - .end = 0xfe943fff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = intcs_evt2irq(0x580), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device lcdc_device = { - .name = "sh_mobile_lcdc_fb", - .num_resources = ARRAY_SIZE(lcdc_resources), - .resource = lcdc_resources, - .dev = { - .platform_data = &lcdc_info, - .coherent_dma_mask = ~0, - }, -}; - /* * QHD display */ @@ -556,20 +486,25 @@ static struct platform_device keysc_device = { }; /* MIPI-DSI */ -#define PHYCTRL 0x0070 static int sh_mipi_set_dot_clock(struct platform_device *pdev, void __iomem *base, int enable) { struct clk *pck = clk_get(&pdev->dev, "dsip_clk"); - void __iomem *phy = base + PHYCTRL; if (IS_ERR(pck)) return PTR_ERR(pck); if (enable) { + /* + * DSIPCLK = 24MHz + * D-PHY = DSIPCLK * ((0x6*2)+1) = 312MHz (see .phyctrl) + * HsByteCLK = D-PHY/8 = 39MHz + * + * X * Y * FPS = + * (544+72+600+16) * (961+8+8+2) * 30 = 36.1MHz + */ clk_set_rate(pck, clk_round_rate(pck, 24000000)); - iowrite32(ioread32(phy) | (0xb << 8), phy); clk_enable(pck); } else { clk_disable(pck); @@ -593,11 +528,14 @@ static struct resource mipidsi0_resources[] = { }, }; +static struct sh_mobile_lcdc_info lcdc_info; + static struct sh_mipi_dsi_info mipidsi0_info = { .data_format = MIPI_RGB888, .lcd_chan = &lcdc_info.ch[0], .lane = 2, .vsynw_offset = 17, + .phyctrl = 0x6 << 8, .flags = SH_MIPI_DSI_SYNC_PULSES_MODE | SH_MIPI_DSI_HSbyteCLK, .set_dot_clock = sh_mipi_set_dot_clock, @@ -619,6 +557,81 @@ static struct platform_device *qhd_devices[] __initdata = { }; #endif /* CONFIG_AP4EVB_QHD */ +/* LCDC0 */ +static const struct fb_videomode ap4evb_lcdc_modes[] = { + { +#ifdef CONFIG_AP4EVB_QHD + .name = "R63302(QHD)", + .xres = 544, + .yres = 961, + .left_margin = 72, + .right_margin = 600, + .hsync_len = 16, + .upper_margin = 8, + .lower_margin = 8, + .vsync_len = 2, + .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT, +#else + .name = "WVGA Panel", + .xres = 800, + .yres = 480, + .left_margin = 220, + .right_margin = 110, + .hsync_len = 70, + .upper_margin = 20, + .lower_margin = 5, + .vsync_len = 5, + .sync = 0, +#endif + }, +}; + +static const struct sh_mobile_meram_cfg lcd_meram_cfg = { + .icb[0] = { + .meram_size = 0x40, + }, + .icb[1] = { + .meram_size = 0x40, + }, +}; + +static struct sh_mobile_lcdc_info lcdc_info = { + .meram_dev = &meram_info, + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .fourcc = V4L2_PIX_FMT_RGB565, + .lcd_modes = ap4evb_lcdc_modes, + .num_modes = ARRAY_SIZE(ap4evb_lcdc_modes), + .meram_cfg = &lcd_meram_cfg, +#ifdef CONFIG_AP4EVB_QHD + .tx_dev = &mipidsi0_device, +#endif + } +}; + +static struct resource lcdc_resources[] = { + [0] = { + .name = "LCDC", + .start = 0xfe940000, /* P4-only space */ + .end = 0xfe943fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = intcs_evt2irq(0x580), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device lcdc_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(lcdc_resources), + .resource = lcdc_resources, + .dev = { + .platform_data = &lcdc_info, + .coherent_dma_mask = ~0, + }, +}; + /* FSI */ #define IRQ_FSI evt2irq(0x1840) static int __fsi_set_rate(struct clk *clk, long rate, int enable) @@ -737,26 +750,18 @@ fsi_set_rate_end: return ret; } -static int fsi_set_rate(struct device *dev, int is_porta, int rate, int enable) -{ - int ret; - - if (is_porta) - ret = fsi_ak4642_set_rate(dev, rate, enable); - else - ret = fsi_hdmi_set_rate(dev, rate, enable); - - return ret; -} - static struct sh_fsi_platform_info fsi_info = { - .porta_flags = SH_FSI_BRS_INV, - - .portb_flags = SH_FSI_BRS_INV | - SH_FSI_BRM_INV | - SH_FSI_LRS_INV | - SH_FSI_FMT_SPDIF, - .set_rate = fsi_set_rate, + .port_a = { + .flags = SH_FSI_BRS_INV, + .set_rate = fsi_ak4642_set_rate, + }, + .port_b = { + .flags = SH_FSI_BRS_INV | + SH_FSI_BRM_INV | + SH_FSI_LRS_INV | + SH_FSI_FMT_SPDIF, + .set_rate = fsi_hdmi_set_rate, + }, }; static struct resource fsi_resources[] = { @@ -798,65 +803,11 @@ static struct platform_device fsi_ak4643_device = { }, }; -static struct sh_mobile_meram_cfg hdmi_meram_cfg = { - .icb[0] = { - .marker_icb = 30, - .cache_icb = 26, - .meram_offset = 0x80, - .meram_size = 0x100, - }, - .icb[1] = { - .marker_icb = 31, - .cache_icb = 27, - .meram_offset = 0x180, - .meram_size = 0x100, - }, -}; - -static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = { - .clock_source = LCDC_CLK_EXTERNAL, - .meram_dev = &meram_info, - .ch[0] = { - .chan = LCDC_CHAN_MAINLCD, - .fourcc = V4L2_PIX_FMT_RGB565, - .interface_type = RGB24, - .clock_divider = 1, - .flags = LCDC_FLAGS_DWPOL, - .meram_cfg = &hdmi_meram_cfg, - } -}; - -static struct resource lcdc1_resources[] = { - [0] = { - .name = "LCDC1", - .start = 0xfe944000, - .end = 0xfe947fff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = intcs_evt2irq(0x1780), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device lcdc1_device = { - .name = "sh_mobile_lcdc_fb", - .num_resources = ARRAY_SIZE(lcdc1_resources), - .resource = lcdc1_resources, - .id = 1, - .dev = { - .platform_data = &sh_mobile_lcdc1_info, - .coherent_dma_mask = ~0, - }, -}; - +/* LCDC1 */ static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq, unsigned long *parent_freq); - static struct sh_mobile_hdmi_info hdmi_info = { - .lcd_chan = &sh_mobile_lcdc1_info.ch[0], - .lcd_dev = &lcdc1_device.dev, .flags = HDMI_SND_SRC_SPDIF, .clk_optimize_parent = ap4evb_clk_optimize, }; @@ -885,10 +836,6 @@ static struct platform_device hdmi_device = { }, }; -static struct platform_device fsi_hdmi_device = { - .name = "sh_fsi2_b_hdmi", -}; - static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq, unsigned long *parent_freq) { @@ -908,6 +855,57 @@ static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq, return error; } +static const struct sh_mobile_meram_cfg hdmi_meram_cfg = { + .icb[0] = { + .meram_size = 0x100, + }, + .icb[1] = { + .meram_size = 0x100, + }, +}; + +static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = { + .clock_source = LCDC_CLK_EXTERNAL, + .meram_dev = &meram_info, + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .fourcc = V4L2_PIX_FMT_RGB565, + .interface_type = RGB24, + .clock_divider = 1, + .flags = LCDC_FLAGS_DWPOL, + .meram_cfg = &hdmi_meram_cfg, + .tx_dev = &hdmi_device, + } +}; + +static struct resource lcdc1_resources[] = { + [0] = { + .name = "LCDC1", + .start = 0xfe944000, + .end = 0xfe947fff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = intcs_evt2irq(0x1780), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device lcdc1_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(lcdc1_resources), + .resource = lcdc1_resources, + .id = 1, + .dev = { + .platform_data = &sh_mobile_lcdc1_info, + .coherent_dma_mask = ~0, + }, +}; + +static struct platform_device fsi_hdmi_device = { + .name = "sh_fsi2_b_hdmi", +}; + static struct gpio_led ap4evb_leds[] = { { .name = "led4", @@ -1042,9 +1040,9 @@ static struct platform_device *ap4evb_devices[] __initdata = { &fsi_ak4643_device, &fsi_hdmi_device, &sh_mmcif_device, - &lcdc1_device, - &lcdc_device, &hdmi_device, + &lcdc_device, + &lcdc1_device, &ceu_device, &ap4evb_camera, &meram_device, @@ -1355,8 +1353,8 @@ static void __init ap4evb_init(void) lcdc_info.ch[0].interface_type = RGB24; lcdc_info.ch[0].clock_divider = 1; lcdc_info.ch[0].flags = LCDC_FLAGS_DWPOL; - lcdc_info.ch[0].lcd_size_cfg.width = 44; - lcdc_info.ch[0].lcd_size_cfg.height = 79; + lcdc_info.ch[0].panel_cfg.width = 44; + lcdc_info.ch[0].panel_cfg.height = 79; platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices)); @@ -1397,8 +1395,8 @@ static void __init ap4evb_init(void) lcdc_info.ch[0].interface_type = RGB18; lcdc_info.ch[0].clock_divider = 3; lcdc_info.ch[0].flags = 0; - lcdc_info.ch[0].lcd_size_cfg.width = 152; - lcdc_info.ch[0].lcd_size_cfg.height = 91; + lcdc_info.ch[0].panel_cfg.width = 152; + lcdc_info.ch[0].panel_cfg.height = 91; /* enable TouchScreen */ irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW); diff --git a/arch/arm/mach-shmobile/board-bonito.c b/arch/arm/mach-shmobile/board-bonito.c index 4bd1162ce0df..c79baa9ef61b 100644 --- a/arch/arm/mach-shmobile/board-bonito.c +++ b/arch/arm/mach-shmobile/board-bonito.c @@ -246,9 +246,9 @@ static struct sh_mobile_lcdc_info lcdc0_info = { .interface_type = RGB24, .clock_divider = 5, .flags = 0, - .lcd_cfg = &lcdc0_mode, - .num_cfg = 1, - .lcd_size_cfg = { + .lcd_modes = &lcdc0_mode, + .num_modes = 1, + .panel_cfg = { .width = 152, .height = 91, }, diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 7b53cda41851..865d56d96299 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -318,8 +318,14 @@ static struct sh_mobile_meram_info mackerel_meram_info = { static struct resource meram_resources[] = { [0] = { - .name = "MERAM", + .name = "regs", .start = 0xe8000000, + .end = 0xe807ffff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .name = "meram", + .start = 0xe8080000, .end = 0xe81fffff, .flags = IORESOURCE_MEM, }, @@ -351,29 +357,23 @@ static struct fb_videomode mackerel_lcdc_modes[] = { }, }; -static int mackerel_set_brightness(void *board_data, int brightness) +static int mackerel_set_brightness(int brightness) { gpio_set_value(GPIO_PORT31, brightness); return 0; } -static int mackerel_get_brightness(void *board_data) +static int mackerel_get_brightness(void) { return gpio_get_value(GPIO_PORT31); } -static struct sh_mobile_meram_cfg lcd_meram_cfg = { +static const struct sh_mobile_meram_cfg lcd_meram_cfg = { .icb[0] = { - .marker_icb = 28, - .cache_icb = 24, - .meram_offset = 0x0, .meram_size = 0x40, }, .icb[1] = { - .marker_icb = 29, - .cache_icb = 25, - .meram_offset = 0x40, .meram_size = 0x40, }, }; @@ -384,20 +384,20 @@ static struct sh_mobile_lcdc_info lcdc_info = { .ch[0] = { .chan = LCDC_CHAN_MAINLCD, .fourcc = V4L2_PIX_FMT_RGB565, - .lcd_cfg = mackerel_lcdc_modes, - .num_cfg = ARRAY_SIZE(mackerel_lcdc_modes), + .lcd_modes = mackerel_lcdc_modes, + .num_modes = ARRAY_SIZE(mackerel_lcdc_modes), .interface_type = RGB24, .clock_divider = 3, .flags = 0, - .lcd_size_cfg.width = 152, - .lcd_size_cfg.height = 91, - .board_cfg = { - .set_brightness = mackerel_set_brightness, - .get_brightness = mackerel_get_brightness, + .panel_cfg = { + .width = 152, + .height = 91, }, .bl_info = { .name = "sh_mobile_lcdc_bl", .max_brightness = 1, + .set_brightness = mackerel_set_brightness, + .get_brightness = mackerel_get_brightness, }, .meram_cfg = &lcd_meram_cfg, } @@ -426,21 +426,44 @@ static struct platform_device lcdc_device = { }, }; -static struct sh_mobile_meram_cfg hdmi_meram_cfg = { +/* HDMI */ +static struct sh_mobile_hdmi_info hdmi_info = { + .flags = HDMI_SND_SRC_SPDIF, +}; + +static struct resource hdmi_resources[] = { + [0] = { + .name = "HDMI", + .start = 0xe6be0000, + .end = 0xe6be00ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* There's also an HDMI interrupt on INTCS @ 0x18e0 */ + .start = evt2irq(0x17e0), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device hdmi_device = { + .name = "sh-mobile-hdmi", + .num_resources = ARRAY_SIZE(hdmi_resources), + .resource = hdmi_resources, + .id = -1, + .dev = { + .platform_data = &hdmi_info, + }, +}; + +static const struct sh_mobile_meram_cfg hdmi_meram_cfg = { .icb[0] = { - .marker_icb = 30, - .cache_icb = 26, - .meram_offset = 0x80, .meram_size = 0x100, }, .icb[1] = { - .marker_icb = 31, - .cache_icb = 27, - .meram_offset = 0x180, .meram_size = 0x100, }, }; -/* HDMI */ + static struct sh_mobile_lcdc_info hdmi_lcdc_info = { .meram_dev = &mackerel_meram_info, .clock_source = LCDC_CLK_EXTERNAL, @@ -451,6 +474,7 @@ static struct sh_mobile_lcdc_info hdmi_lcdc_info = { .clock_divider = 1, .flags = LCDC_FLAGS_DWPOL, .meram_cfg = &hdmi_meram_cfg, + .tx_dev = &hdmi_device, } }; @@ -478,36 +502,6 @@ static struct platform_device hdmi_lcdc_device = { }, }; -static struct sh_mobile_hdmi_info hdmi_info = { - .lcd_chan = &hdmi_lcdc_info.ch[0], - .lcd_dev = &hdmi_lcdc_device.dev, - .flags = HDMI_SND_SRC_SPDIF, -}; - -static struct resource hdmi_resources[] = { - [0] = { - .name = "HDMI", - .start = 0xe6be0000, - .end = 0xe6be00ff, - .flags = IORESOURCE_MEM, - }, - [1] = { - /* There's also an HDMI interrupt on INTCS @ 0x18e0 */ - .start = evt2irq(0x17e0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device hdmi_device = { - .name = "sh-mobile-hdmi", - .num_resources = ARRAY_SIZE(hdmi_resources), - .resource = hdmi_resources, - .id = -1, - .dev = { - .platform_data = &hdmi_info, - }, -}; - static struct platform_device fsi_hdmi_device = { .name = "sh_fsi2_b_hdmi", }; @@ -860,7 +854,7 @@ static int __fsi_set_round_rate(struct clk *clk, long rate, int enable) return clk_enable(clk); } -static int fsi_set_rate(struct device *dev, int is_porta, int rate, int enable) +static int fsi_b_set_rate(struct device *dev, int rate, int enable) { struct clk *fsib_clk; struct clk *fdiv_clk = &sh7372_fsidivb_clk; @@ -869,10 +863,6 @@ static int fsi_set_rate(struct device *dev, int is_porta, int rate, int enable) int ackmd_bpfmd; int ret; - /* FSIA is slave mode. nothing to do here */ - if (is_porta) - return 0; - /* clock start */ switch (rate) { case 44100: @@ -916,14 +906,16 @@ fsi_set_rate_end: } static struct sh_fsi_platform_info fsi_info = { - .porta_flags = SH_FSI_BRS_INV, - - .portb_flags = SH_FSI_BRS_INV | + .port_a = { + .flags = SH_FSI_BRS_INV, + }, + .port_b = { + .flags = SH_FSI_BRS_INV | SH_FSI_BRM_INV | SH_FSI_LRS_INV | SH_FSI_FMT_SPDIF, - - .set_rate = fsi_set_rate, + .set_rate = fsi_b_set_rate, + } }; static struct resource fsi_resources[] = { @@ -1276,8 +1268,8 @@ static struct platform_device *mackerel_devices[] __initdata = { &sh_mmcif_device, &ceu_device, &mackerel_camera, - &hdmi_lcdc_device, &hdmi_device, + &hdmi_lcdc_device, &meram_device, }; diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index 373652d76b90..32b420a90c3d 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -7,6 +7,8 @@ config ARCH_TEGRA_2x_SOC select CPU_V7 select ARM_GIC select ARCH_REQUIRE_GPIOLIB + select PINCTRL + select PINCTRL_TEGRA20 select USB_ARCH_HAS_EHCI if USB_SUPPORT select USB_ULPI if USB_SUPPORT select USB_ULPI_VIEWPORT if USB_SUPPORT @@ -19,6 +21,8 @@ config ARCH_TEGRA_3x_SOC select CPU_V7 select ARM_GIC select ARCH_REQUIRE_GPIOLIB + select PINCTRL + select PINCTRL_TEGRA30 select USB_ARCH_HAS_EHCI if USB_SUPPORT select USB_ULPI if USB_SUPPORT select USB_ULPI_VIEWPORT if USB_SUPPORT diff --git a/arch/arm/mach-tegra/include/mach/kbc.h b/arch/arm/mach-tegra/include/mach/kbc.h index 20bb0545f992..a13025612939 100644 --- a/arch/arm/mach-tegra/include/mach/kbc.h +++ b/arch/arm/mach-tegra/include/mach/kbc.h @@ -24,20 +24,21 @@ #include <linux/types.h> #include <linux/input/matrix_keypad.h> -#ifdef CONFIG_ARCH_TEGRA_2x_SOC #define KBC_MAX_GPIO 24 #define KBC_MAX_KPENT 8 -#else -#define KBC_MAX_GPIO 20 -#define KBC_MAX_KPENT 7 -#endif #define KBC_MAX_ROW 16 #define KBC_MAX_COL 8 #define KBC_MAX_KEY (KBC_MAX_ROW * KBC_MAX_COL) +enum tegra_pin_type { + PIN_CFG_IGNORE, + PIN_CFG_COL, + PIN_CFG_ROW, +}; + struct tegra_kbc_pin_cfg { - bool is_row; + enum tegra_pin_type type; unsigned char num; }; diff --git a/arch/arm/mach-tegra/include/mach/pinconf-tegra.h b/arch/arm/mach-tegra/include/mach/pinconf-tegra.h new file mode 100644 index 000000000000..1f24d304921e --- /dev/null +++ b/arch/arm/mach-tegra/include/mach/pinconf-tegra.h @@ -0,0 +1,63 @@ +/* + * pinctrl configuration definitions for the NVIDIA Tegra pinmux + * + * Copyright (c) 2011, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + */ + +#ifndef __PINCONF_TEGRA_H__ +#define __PINCONF_TEGRA_H__ + +enum tegra_pinconf_param { + /* argument: tegra_pinconf_pull */ + TEGRA_PINCONF_PARAM_PULL, + /* argument: tegra_pinconf_tristate */ + TEGRA_PINCONF_PARAM_TRISTATE, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_ENABLE_INPUT, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_OPEN_DRAIN, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_LOCK, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_IORESET, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_HIGH_SPEED_MODE, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_SCHMITT, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_LOW_POWER_MODE, + /* argument: Integer, range is HW-dependant */ + TEGRA_PINCONF_PARAM_DRIVE_DOWN_STRENGTH, + /* argument: Integer, range is HW-dependant */ + TEGRA_PINCONF_PARAM_DRIVE_UP_STRENGTH, + /* argument: Integer, range is HW-dependant */ + TEGRA_PINCONF_PARAM_SLEW_RATE_FALLING, + /* argument: Integer, range is HW-dependant */ + TEGRA_PINCONF_PARAM_SLEW_RATE_RISING, +}; + +enum tegra_pinconf_pull { + TEGRA_PINCONFIG_PULL_NONE, + TEGRA_PINCONFIG_PULL_DOWN, + TEGRA_PINCONFIG_PULL_UP, +}; + +enum tegra_pinconf_tristate { + TEGRA_PINCONFIG_DRIVEN, + TEGRA_PINCONFIG_TRISTATE, +}; + +#define TEGRA_PINCONF_PACK(_param_, _arg_) ((_param_) << 16 | (_arg_)) +#define TEGRA_PINCONF_UNPACK_PARAM(_conf_) ((_conf_) >> 16) +#define TEGRA_PINCONF_UNPACK_ARG(_conf_) ((_conf_) & 0xffff) + +#endif diff --git a/arch/arm/mach-tegra/include/mach/smmu.h b/arch/arm/mach-tegra/include/mach/smmu.h new file mode 100644 index 000000000000..dad403a9cf00 --- /dev/null +++ b/arch/arm/mach-tegra/include/mach/smmu.h @@ -0,0 +1,63 @@ +/* + * IOMMU API for SMMU in Tegra30 + * + * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef MACH_SMMU_H +#define MACH_SMMU_H + +enum smmu_hwgrp { + HWGRP_AFI, + HWGRP_AVPC, + HWGRP_DC, + HWGRP_DCB, + HWGRP_EPP, + HWGRP_G2, + HWGRP_HC, + HWGRP_HDA, + HWGRP_ISP, + HWGRP_MPE, + HWGRP_NV, + HWGRP_NV2, + HWGRP_PPCS, + HWGRP_SATA, + HWGRP_VDE, + HWGRP_VI, + + HWGRP_COUNT, + + HWGRP_END = ~0, +}; + +#define HWG_AFI (1 << HWGRP_AFI) +#define HWG_AVPC (1 << HWGRP_AVPC) +#define HWG_DC (1 << HWGRP_DC) +#define HWG_DCB (1 << HWGRP_DCB) +#define HWG_EPP (1 << HWGRP_EPP) +#define HWG_G2 (1 << HWGRP_G2) +#define HWG_HC (1 << HWGRP_HC) +#define HWG_HDA (1 << HWGRP_HDA) +#define HWG_ISP (1 << HWGRP_ISP) +#define HWG_MPE (1 << HWGRP_MPE) +#define HWG_NV (1 << HWGRP_NV) +#define HWG_NV2 (1 << HWGRP_NV2) +#define HWG_PPCS (1 << HWGRP_PPCS) +#define HWG_SATA (1 << HWGRP_SATA) +#define HWG_VDE (1 << HWGRP_VDE) +#define HWG_VI (1 << HWGRP_VI) + +#endif /* MACH_SMMU_H */ diff --git a/arch/arm/mach-tegra/pcie.c b/arch/arm/mach-tegra/pcie.c index af8b63435727..14b29ab5d8f0 100644 --- a/arch/arm/mach-tegra/pcie.c +++ b/arch/arm/mach-tegra/pcie.c @@ -408,7 +408,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys) pp->res[0].flags = IORESOURCE_IO; if (request_resource(&ioport_resource, &pp->res[0])) panic("Request PCIe IO resource failed\n"); - pci_add_resource(&sys->resources, &pp->res[0]); + pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset); /* * IORESOURCE_MEM @@ -427,7 +427,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys) pp->res[1].flags = IORESOURCE_MEM; if (request_resource(&iomem_resource, &pp->res[1])) panic("Request PCIe Memory resource failed\n"); - pci_add_resource(&sys->resources, &pp->res[1]); + pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset); /* * IORESOURCE_MEM | IORESOURCE_PREFETCH @@ -446,7 +446,7 @@ static int tegra_pcie_setup(int nr, struct pci_sys_data *sys) pp->res[2].flags = IORESOURCE_MEM | IORESOURCE_PREFETCH; if (request_resource(&iomem_resource, &pp->res[2])) panic("Request PCIe Prefetch Memory resource failed\n"); - pci_add_resource(&sys->resources, &pp->res[2]); + pci_add_resource_offset(&sys->resources, &pp->res[2], sys->mem_offset); return 1; } diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c index b4c6926a700c..a7b3f36e2262 100644 --- a/arch/arm/mach-u300/core.c +++ b/arch/arm/mach-u300/core.c @@ -26,7 +26,8 @@ #include <linux/mtd/nand.h> #include <linux/mtd/fsmc.h> #include <linux/pinctrl/machine.h> -#include <linux/pinctrl/pinmux.h> +#include <linux/pinctrl/consumer.h> +#include <linux/pinctrl/pinconf-generic.h> #include <linux/dma-mapping.h> #include <asm/types.h> @@ -1477,7 +1478,7 @@ static struct coh901318_platform coh901318_platform = { .max_channels = U300_DMA_CHANNELS, }; -static struct resource pinmux_resources[] = { +static struct resource pinctrl_resources[] = { { .start = U300_SYSCON_BASE, .end = U300_SYSCON_BASE + SZ_4K - 1, @@ -1506,6 +1507,13 @@ static struct platform_device i2c1_device = { .resource = i2c1_resources, }; +static struct platform_device pinctrl_device = { + .name = "pinctrl-u300", + .id = -1, + .num_resources = ARRAY_SIZE(pinctrl_resources), + .resource = pinctrl_resources, +}; + /* * The different variants have a few different versions of the * GPIO block, with different number of ports. @@ -1525,6 +1533,7 @@ static struct u300_gpio_platform u300_gpio_plat = { #endif .gpio_base = 0, .gpio_irq_base = IRQ_U300_GPIO_BASE, + .pinctrl_device = &pinctrl_device, }; static struct platform_device gpio_device = { @@ -1597,71 +1606,67 @@ static struct platform_device dma_device = { }, }; -static struct platform_device pinmux_device = { - .name = "pinmux-u300", - .id = -1, - .num_resources = ARRAY_SIZE(pinmux_resources), - .resource = pinmux_resources, +static unsigned long pin_pullup_conf[] = { + PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 1), }; -/* Pinmux settings */ -static struct pinmux_map __initdata u300_pinmux_map[] = { +static unsigned long pin_highz_conf[] = { + PIN_CONF_PACKED(PIN_CONFIG_BIAS_HIGH_IMPEDANCE, 0), +}; + +/* Pin control settings */ +static struct pinctrl_map __initdata u300_pinmux_map[] = { /* anonymous maps for chip power and EMIFs */ - PINMUX_MAP_SYS_HOG("POWER", "pinmux-u300", "power"), - PINMUX_MAP_SYS_HOG("EMIF0", "pinmux-u300", "emif0"), - PINMUX_MAP_SYS_HOG("EMIF1", "pinmux-u300", "emif1"), + PIN_MAP_MUX_GROUP_HOG_DEFAULT("pinctrl-u300", NULL, "power"), + PIN_MAP_MUX_GROUP_HOG_DEFAULT("pinctrl-u300", NULL, "emif0"), + PIN_MAP_MUX_GROUP_HOG_DEFAULT("pinctrl-u300", NULL, "emif1"), /* per-device maps for MMC/SD, SPI and UART */ - PINMUX_MAP("MMCSD", "pinmux-u300", "mmc0", "mmci"), - PINMUX_MAP("SPI", "pinmux-u300", "spi0", "pl022"), - PINMUX_MAP("UART0", "pinmux-u300", "uart0", "uart0"), + PIN_MAP_MUX_GROUP_DEFAULT("mmci", "pinctrl-u300", NULL, "mmc0"), + PIN_MAP_MUX_GROUP_DEFAULT("pl022", "pinctrl-u300", NULL, "spi0"), + PIN_MAP_MUX_GROUP_DEFAULT("uart0", "pinctrl-u300", NULL, "uart0"), + /* This pin is used for clock return rather than GPIO */ + PIN_MAP_CONFIGS_PIN_DEFAULT("mmci", "pinctrl-u300", "PIO APP GPIO 11", + pin_pullup_conf), + /* This pin is used for card detect */ + PIN_MAP_CONFIGS_PIN_DEFAULT("mmci", "pinctrl-u300", "PIO MS INS", + pin_highz_conf), }; struct u300_mux_hog { - const char *name; struct device *dev; - struct pinmux *pmx; + struct pinctrl *p; }; static struct u300_mux_hog u300_mux_hogs[] = { { - .name = "uart0", .dev = &uart0_device.dev, }, { - .name = "spi0", .dev = &pl022_device.dev, }, { - .name = "mmc0", .dev = &mmcsd_device.dev, }, }; -static int __init u300_pinmux_fetch(void) +static int __init u300_pinctrl_fetch(void) { int i; for (i = 0; i < ARRAY_SIZE(u300_mux_hogs); i++) { - struct pinmux *pmx; - int ret; + struct pinctrl *p; - pmx = pinmux_get(u300_mux_hogs[i].dev, NULL); - if (IS_ERR(pmx)) { - pr_err("u300: could not get pinmux hog %s\n", - u300_mux_hogs[i].name); - continue; - } - ret = pinmux_enable(pmx); - if (ret) { - pr_err("u300: could enable pinmux hog %s\n", - u300_mux_hogs[i].name); + p = pinctrl_get_select_default(u300_mux_hogs[i].dev); + if (IS_ERR(p)) { + pr_err("u300: could not get pinmux hog for dev %s\n", + dev_name(u300_mux_hogs[i].dev)); continue; } - u300_mux_hogs[i].pmx = pmx; + u300_mux_hogs[i].p = p; } return 0; } -subsys_initcall(u300_pinmux_fetch); +subsys_initcall(u300_pinctrl_fetch); /* * Notice that AMBA devices are initialized before platform devices. @@ -1676,7 +1681,6 @@ static struct platform_device *platform_devs[] __initdata = { &gpio_device, &nand_device, &wdog_device, - &pinmux_device, }; /* @@ -1861,8 +1865,8 @@ void __init u300_init_devices(void) u300_assign_physmem(); /* Initialize pinmuxing */ - pinmux_register_mappings(u300_pinmux_map, - ARRAY_SIZE(u300_pinmux_map)); + pinctrl_register_mappings(u300_pinmux_map, + ARRAY_SIZE(u300_pinmux_map)); /* Register subdevices on the I2C buses */ u300_i2c_register_board_devices(); diff --git a/arch/arm/mach-u300/include/mach/gpio-u300.h b/arch/arm/mach-u300/include/mach/gpio-u300.h index bf4c7935aecd..e81400c1753a 100644 --- a/arch/arm/mach-u300/include/mach/gpio-u300.h +++ b/arch/arm/mach-u300/include/mach/gpio-u300.h @@ -24,12 +24,14 @@ enum u300_gpio_variant { * @ports: number of GPIO block ports * @gpio_base: first GPIO number for this block (use a free range) * @gpio_irq_base: first GPIO IRQ number for this block (use a free range) + * @pinctrl_device: pin control device to spawn as child */ struct u300_gpio_platform { enum u300_gpio_variant variant; u8 ports; int gpio_base; int gpio_irq_base; + struct platform_device *pinctrl_device; }; #endif /* __MACH_U300_GPIO_U300_H */ diff --git a/arch/arm/mach-versatile/pci.c b/arch/arm/mach-versatile/pci.c index 90069bce23bc..51733b022d04 100644 --- a/arch/arm/mach-versatile/pci.c +++ b/arch/arm/mach-versatile/pci.c @@ -219,9 +219,9 @@ static int __init pci_versatile_setup_resources(struct list_head *resources) * the mem resource for this bus * the prefetch mem resource for this bus */ - pci_add_resource(resources, &io_mem); - pci_add_resource(resources, &non_mem); - pci_add_resource(resources, &pre_mem); + pci_add_resource_offset(resources, &io_mem, sys->io_offset); + pci_add_resource_offset(resources, &non_mem, sys->mem_offset); + pci_add_resource_offset(resources, &pre_mem, sys->mem_offset); goto out; diff --git a/arch/arm/mm/iomap.c b/arch/arm/mm/iomap.c index e62956e12030..4614208369f1 100644 --- a/arch/arm/mm/iomap.c +++ b/arch/arm/mm/iomap.c @@ -32,9 +32,6 @@ EXPORT_SYMBOL(pcibios_min_io); unsigned long pcibios_min_mem = 0x01000000; EXPORT_SYMBOL(pcibios_min_mem); -unsigned int pci_flags = PCI_REASSIGN_ALL_RSRC; -EXPORT_SYMBOL(pci_flags); - void pci_iounmap(struct pci_dev *dev, void __iomem *addr) { if ((unsigned long)addr >= VMALLOC_START && diff --git a/arch/arm/plat-iop/pci.c b/arch/arm/plat-iop/pci.c index f4d40a27111e..72768356447a 100644 --- a/arch/arm/plat-iop/pci.c +++ b/arch/arm/plat-iop/pci.c @@ -215,8 +215,8 @@ int iop3xx_pci_setup(int nr, struct pci_sys_data *sys) sys->mem_offset = IOP3XX_PCI_LOWER_MEM_PA - *IOP3XX_OMWTVR0; sys->io_offset = IOP3XX_PCI_LOWER_IO_PA - *IOP3XX_OIOWTVR; - pci_add_resource(&sys->resources, &res[0]); - pci_add_resource(&sys->resources, &res[1]); + pci_add_resource_offset(&sys->resources, &res[0], sys->io_offset); + pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset); return 1; } diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index dcebb1230f7f..c722f9ce6918 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig @@ -88,12 +88,6 @@ config IMX_HAVE_IOMUX_V1 config ARCH_MXC_IOMUX_V3 bool -config ARCH_MXC_AUDMUX_V1 - bool - -config ARCH_MXC_AUDMUX_V2 - bool - config IRAM_ALLOC bool select GENERIC_ALLOCATOR diff --git a/arch/arm/plat-mxc/Makefile b/arch/arm/plat-mxc/Makefile index 076db84f3e31..e81290c27c65 100644 --- a/arch/arm/plat-mxc/Makefile +++ b/arch/arm/plat-mxc/Makefile @@ -14,8 +14,6 @@ obj-$(CONFIG_IRAM_ALLOC) += iram_alloc.o obj-$(CONFIG_MXC_PWM) += pwm.o obj-$(CONFIG_MXC_ULPI) += ulpi.o obj-$(CONFIG_MXC_USE_EPIT) += epit.o -obj-$(CONFIG_ARCH_MXC_AUDMUX_V1) += audmux-v1.o -obj-$(CONFIG_ARCH_MXC_AUDMUX_V2) += audmux-v2.o obj-$(CONFIG_MXC_DEBUG_BOARD) += 3ds_debugboard.o obj-$(CONFIG_CPU_FREQ_IMX) += cpufreq.o ifdef CONFIG_SND_IMX_SOC diff --git a/arch/arm/plat-mxc/audmux-v1.c b/arch/arm/plat-mxc/audmux-v1.c deleted file mode 100644 index 1180bef7664b..000000000000 --- a/arch/arm/plat-mxc/audmux-v1.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> - * - * Initial development of this code was funded by - * Phytec Messtechnik GmbH, http://www.phytec.de - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/module.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/clk.h> -#include <mach/audmux.h> -#include <mach/hardware.h> - -static void __iomem *audmux_base; - -static unsigned char port_mapping[] = { - 0x0, 0x4, 0x8, 0x10, 0x14, 0x1c, -}; - -int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr) -{ - if (!audmux_base) { - printk("%s: not configured\n", __func__); - return -ENOSYS; - } - - if (port >= ARRAY_SIZE(port_mapping)) - return -EINVAL; - - writel(pcr, audmux_base + port_mapping[port]); - - return 0; -} -EXPORT_SYMBOL_GPL(mxc_audmux_v1_configure_port); - -static int mxc_audmux_v1_init(void) -{ -#ifdef CONFIG_MACH_MX21 - if (cpu_is_mx21()) - audmux_base = MX21_IO_ADDRESS(MX21_AUDMUX_BASE_ADDR); - else -#endif -#ifdef CONFIG_MACH_MX27 - if (cpu_is_mx27()) - audmux_base = MX27_IO_ADDRESS(MX27_AUDMUX_BASE_ADDR); - else -#endif - (void)0; - - return 0; -} - -postcore_initcall(mxc_audmux_v1_init); diff --git a/arch/arm/plat-mxc/audmux-v2.c b/arch/arm/plat-mxc/audmux-v2.c deleted file mode 100644 index 8cced35009bd..000000000000 --- a/arch/arm/plat-mxc/audmux-v2.c +++ /dev/null @@ -1,219 +0,0 @@ -/* - * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> - * - * Initial development of this code was funded by - * Phytec Messtechnik GmbH, http://www.phytec.de - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/module.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/clk.h> -#include <linux/debugfs.h> -#include <linux/slab.h> -#include <mach/audmux.h> -#include <mach/hardware.h> - -static struct clk *audmux_clk; -static void __iomem *audmux_base; - -#define MXC_AUDMUX_V2_PTCR(x) ((x) * 8) -#define MXC_AUDMUX_V2_PDCR(x) ((x) * 8 + 4) - -#ifdef CONFIG_DEBUG_FS -static struct dentry *audmux_debugfs_root; - -static int audmux_open_file(struct inode *inode, struct file *file) -{ - file->private_data = inode->i_private; - return 0; -} - -/* There is an annoying discontinuity in the SSI numbering with regard - * to the Linux number of the devices */ -static const char *audmux_port_string(int port) -{ - switch (port) { - case MX31_AUDMUX_PORT1_SSI0: - return "imx-ssi.0"; - case MX31_AUDMUX_PORT2_SSI1: - return "imx-ssi.1"; - case MX31_AUDMUX_PORT3_SSI_PINS_3: - return "SSI3"; - case MX31_AUDMUX_PORT4_SSI_PINS_4: - return "SSI4"; - case MX31_AUDMUX_PORT5_SSI_PINS_5: - return "SSI5"; - case MX31_AUDMUX_PORT6_SSI_PINS_6: - return "SSI6"; - default: - return "UNKNOWN"; - } -} - -static ssize_t audmux_read_file(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - ssize_t ret; - char *buf = kmalloc(PAGE_SIZE, GFP_KERNEL); - int port = (int)file->private_data; - u32 pdcr, ptcr; - - if (!buf) - return -ENOMEM; - - if (audmux_clk) - clk_enable(audmux_clk); - - ptcr = readl(audmux_base + MXC_AUDMUX_V2_PTCR(port)); - pdcr = readl(audmux_base + MXC_AUDMUX_V2_PDCR(port)); - - if (audmux_clk) - clk_disable(audmux_clk); - - ret = snprintf(buf, PAGE_SIZE, "PDCR: %08x\nPTCR: %08x\n", - pdcr, ptcr); - - if (ptcr & MXC_AUDMUX_V2_PTCR_TFSDIR) - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "TxFS output from %s, ", - audmux_port_string((ptcr >> 27) & 0x7)); - else - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "TxFS input, "); - - if (ptcr & MXC_AUDMUX_V2_PTCR_TCLKDIR) - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "TxClk output from %s", - audmux_port_string((ptcr >> 22) & 0x7)); - else - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "TxClk input"); - - ret += snprintf(buf + ret, PAGE_SIZE - ret, "\n"); - - if (ptcr & MXC_AUDMUX_V2_PTCR_SYN) { - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "Port is symmetric"); - } else { - if (ptcr & MXC_AUDMUX_V2_PTCR_RFSDIR) - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "RxFS output from %s, ", - audmux_port_string((ptcr >> 17) & 0x7)); - else - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "RxFS input, "); - - if (ptcr & MXC_AUDMUX_V2_PTCR_RCLKDIR) - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "RxClk output from %s", - audmux_port_string((ptcr >> 12) & 0x7)); - else - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "RxClk input"); - } - - ret += snprintf(buf + ret, PAGE_SIZE - ret, - "\nData received from %s\n", - audmux_port_string((pdcr >> 13) & 0x7)); - - ret = simple_read_from_buffer(user_buf, count, ppos, buf, ret); - - kfree(buf); - - return ret; -} - -static const struct file_operations audmux_debugfs_fops = { - .open = audmux_open_file, - .read = audmux_read_file, - .llseek = default_llseek, -}; - -static void audmux_debugfs_init(void) -{ - int i; - char buf[20]; - - audmux_debugfs_root = debugfs_create_dir("audmux", NULL); - if (!audmux_debugfs_root) { - pr_warning("Failed to create AUDMUX debugfs root\n"); - return; - } - - for (i = 1; i < 8; i++) { - snprintf(buf, sizeof(buf), "ssi%d", i); - if (!debugfs_create_file(buf, 0444, audmux_debugfs_root, - (void *)i, &audmux_debugfs_fops)) - pr_warning("Failed to create AUDMUX port %d debugfs file\n", - i); - } -} -#else -static inline void audmux_debugfs_init(void) -{ -} -#endif - -int mxc_audmux_v2_configure_port(unsigned int port, unsigned int ptcr, - unsigned int pdcr) -{ - if (!audmux_base) - return -ENOSYS; - - if (audmux_clk) - clk_enable(audmux_clk); - - writel(ptcr, audmux_base + MXC_AUDMUX_V2_PTCR(port)); - writel(pdcr, audmux_base + MXC_AUDMUX_V2_PDCR(port)); - - if (audmux_clk) - clk_disable(audmux_clk); - - return 0; -} -EXPORT_SYMBOL_GPL(mxc_audmux_v2_configure_port); - -static int mxc_audmux_v2_init(void) -{ - int ret; - if (cpu_is_mx51()) { - audmux_base = MX51_IO_ADDRESS(MX51_AUDMUX_BASE_ADDR); - } else if (cpu_is_mx31()) { - audmux_base = MX31_IO_ADDRESS(MX31_AUDMUX_BASE_ADDR); - } else if (cpu_is_mx35()) { - audmux_clk = clk_get(NULL, "audmux"); - if (IS_ERR(audmux_clk)) { - ret = PTR_ERR(audmux_clk); - printk(KERN_ERR "%s: cannot get clock: %d\n", __func__, - ret); - return ret; - } - audmux_base = MX35_IO_ADDRESS(MX35_AUDMUX_BASE_ADDR); - } else if (cpu_is_mx25()) { - audmux_clk = clk_get(NULL, "audmux"); - if (IS_ERR(audmux_clk)) { - ret = PTR_ERR(audmux_clk); - printk(KERN_ERR "%s: cannot get clock: %d\n", __func__, - ret); - return ret; - } - audmux_base = MX25_IO_ADDRESS(MX25_AUDMUX_BASE_ADDR); - } - - audmux_debugfs_init(); - - return 0; -} - -postcore_initcall(mxc_audmux_v2_init); diff --git a/arch/arm/plat-mxc/devices/platform-mx2-camera.c b/arch/arm/plat-mxc/devices/platform-mx2-camera.c index b3f4828dc447..11eace953a09 100644 --- a/arch/arm/plat-mxc/devices/platform-mx2-camera.c +++ b/arch/arm/plat-mxc/devices/platform-mx2-camera.c @@ -62,3 +62,21 @@ struct platform_device *__init imx_add_mx2_camera( res, data->iobaseemmaprp ? 4 : 2, pdata, sizeof(*pdata), DMA_BIT_MASK(32)); } + +struct platform_device *__init imx_add_mx2_emmaprp( + const struct imx_mx2_camera_data *data) +{ + struct resource res[] = { + { + .start = data->iobaseemmaprp, + .end = data->iobaseemmaprp + data->iosizeemmaprp - 1, + .flags = IORESOURCE_MEM, + }, { + .start = data->irqemmaprp, + .end = data->irqemmaprp, + .flags = IORESOURCE_IRQ, + }, + }; + return imx_add_platform_device_dmamask("m2m-emmaprp", 0, + res, 2, NULL, 0, DMA_BIT_MASK(32)); +} diff --git a/arch/arm/plat-mxc/include/mach/audmux.h b/arch/arm/plat-mxc/include/mach/audmux.h deleted file mode 100644 index 6fda788ed0e9..000000000000 --- a/arch/arm/plat-mxc/include/mach/audmux.h +++ /dev/null @@ -1,60 +0,0 @@ -#ifndef __MACH_AUDMUX_H -#define __MACH_AUDMUX_H - -#define MX27_AUDMUX_HPCR1_SSI0 0 -#define MX27_AUDMUX_HPCR2_SSI1 1 -#define MX27_AUDMUX_HPCR3_SSI_PINS_4 2 -#define MX27_AUDMUX_PPCR1_SSI_PINS_1 3 -#define MX27_AUDMUX_PPCR2_SSI_PINS_2 4 -#define MX27_AUDMUX_PPCR3_SSI_PINS_3 5 - -#define MX31_AUDMUX_PORT1_SSI0 0 -#define MX31_AUDMUX_PORT2_SSI1 1 -#define MX31_AUDMUX_PORT3_SSI_PINS_3 2 -#define MX31_AUDMUX_PORT4_SSI_PINS_4 3 -#define MX31_AUDMUX_PORT5_SSI_PINS_5 4 -#define MX31_AUDMUX_PORT6_SSI_PINS_6 5 - -#define MX51_AUDMUX_PORT1_SSI0 0 -#define MX51_AUDMUX_PORT2_SSI1 1 -#define MX51_AUDMUX_PORT3 2 -#define MX51_AUDMUX_PORT4 3 -#define MX51_AUDMUX_PORT5 4 -#define MX51_AUDMUX_PORT6 5 -#define MX51_AUDMUX_PORT7 6 - -/* Register definitions for the i.MX21/27 Digital Audio Multiplexer */ -#define MXC_AUDMUX_V1_PCR_INMMASK(x) ((x) & 0xff) -#define MXC_AUDMUX_V1_PCR_INMEN (1 << 8) -#define MXC_AUDMUX_V1_PCR_TXRXEN (1 << 10) -#define MXC_AUDMUX_V1_PCR_SYN (1 << 12) -#define MXC_AUDMUX_V1_PCR_RXDSEL(x) (((x) & 0x7) << 13) -#define MXC_AUDMUX_V1_PCR_RFCSEL(x) (((x) & 0xf) << 20) -#define MXC_AUDMUX_V1_PCR_RCLKDIR (1 << 24) -#define MXC_AUDMUX_V1_PCR_RFSDIR (1 << 25) -#define MXC_AUDMUX_V1_PCR_TFCSEL(x) (((x) & 0xf) << 26) -#define MXC_AUDMUX_V1_PCR_TCLKDIR (1 << 30) -#define MXC_AUDMUX_V1_PCR_TFSDIR (1 << 31) - -/* Register definitions for the i.MX25/31/35/51 Digital Audio Multiplexer */ -#define MXC_AUDMUX_V2_PTCR_TFSDIR (1 << 31) -#define MXC_AUDMUX_V2_PTCR_TFSEL(x) (((x) & 0xf) << 27) -#define MXC_AUDMUX_V2_PTCR_TCLKDIR (1 << 26) -#define MXC_AUDMUX_V2_PTCR_TCSEL(x) (((x) & 0xf) << 22) -#define MXC_AUDMUX_V2_PTCR_RFSDIR (1 << 21) -#define MXC_AUDMUX_V2_PTCR_RFSEL(x) (((x) & 0xf) << 17) -#define MXC_AUDMUX_V2_PTCR_RCLKDIR (1 << 16) -#define MXC_AUDMUX_V2_PTCR_RCSEL(x) (((x) & 0xf) << 12) -#define MXC_AUDMUX_V2_PTCR_SYN (1 << 11) - -#define MXC_AUDMUX_V2_PDCR_RXDSEL(x) (((x) & 0x7) << 13) -#define MXC_AUDMUX_V2_PDCR_TXRXEN (1 << 12) -#define MXC_AUDMUX_V2_PDCR_MODE(x) (((x) & 0x3) << 8) -#define MXC_AUDMUX_V2_PDCR_INMMASK(x) ((x) & 0xff) - -int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr); - -int mxc_audmux_v2_configure_port(unsigned int port, unsigned int ptcr, - unsigned int pdcr); - -#endif /* __MACH_AUDMUX_H */ diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index def9ba53e23a..1b2258daa05b 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -223,6 +223,8 @@ struct imx_mx2_camera_data { struct platform_device *__init imx_add_mx2_camera( const struct imx_mx2_camera_data *data, const struct mx2_camera_platform_data *pdata); +struct platform_device *__init imx_add_mx2_emmaprp( + const struct imx_mx2_camera_data *data); #include <mach/mxc_ehci.h> struct imx_mxc_ehci_data { diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig index aa59f4247dc5..8f81503a4df7 100644 --- a/arch/arm/plat-omap/Kconfig +++ b/arch/arm/plat-omap/Kconfig @@ -110,14 +110,6 @@ config OMAP_MUX_WARNINGS to change the pin multiplexing setup. When there are no warnings printed, it's safe to deselect OMAP_MUX for your product. -config OMAP_MCBSP - bool "McBSP support" - depends on ARCH_OMAP - default y - help - Say Y here if you want support for the OMAP Multichannel - Buffered Serial Port. - config OMAP_MBOX_FWK tristate "Mailbox framework support" depends on ARCH_OMAP diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile index 9a584614e7e6..c0fe2757b695 100644 --- a/arch/arm/plat-omap/Makefile +++ b/arch/arm/plat-omap/Makefile @@ -17,8 +17,6 @@ obj-$(CONFIG_ARCH_OMAP2) += omap_device.o obj-$(CONFIG_ARCH_OMAP3) += omap_device.o obj-$(CONFIG_ARCH_OMAP4) += omap_device.o -obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o - obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 4de7d1e79e73..f1e46ea6b81d 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -15,7 +15,6 @@ #include <linux/init.h> #include <linux/io.h> #include <linux/dma-mapping.h> -#include <linux/omapfb.h> #include <plat/common.h> #include <plat/board.h> @@ -65,7 +64,6 @@ const void *__init omap_get_var_config(u16 tag, size_t *len) void __init omap_reserve(void) { - omapfb_reserve_sdram_memblock(); omap_vram_reserve_sdram_memblock(); omap_dsp_reserve_sdram_memblock(); omap_secure_ram_reserve_memblock(); diff --git a/arch/arm/plat-omap/fb.c b/arch/arm/plat-omap/fb.c index c9e5d7298c40..dd6f92c99e56 100644 --- a/arch/arm/plat-omap/fb.c +++ b/arch/arm/plat-omap/fb.c @@ -34,15 +34,11 @@ #include <asm/mach/map.h> #include <plat/board.h> -#include <plat/sram.h> - -#include "fb.h" #if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE) +static bool omapfb_lcd_configured; static struct omapfb_platform_data omapfb_config; -static int config_invalid; -static int configured_regions; static u64 omap_fb_dma_mask = ~(u32)0; @@ -57,302 +53,21 @@ static struct platform_device omap_fb_device = { .num_resources = 0, }; -void omapfb_set_platform_data(struct omapfb_platform_data *data) -{ -} - -static inline int ranges_overlap(unsigned long start1, unsigned long size1, - unsigned long start2, unsigned long size2) -{ - return (start1 >= start2 && start1 < start2 + size2) || - (start2 >= start1 && start2 < start1 + size1); -} - -static inline int range_included(unsigned long start1, unsigned long size1, - unsigned long start2, unsigned long size2) -{ - return start1 >= start2 && start1 + size1 <= start2 + size2; -} - - -/* Check if there is an overlapping region. */ -static int fbmem_region_reserved(unsigned long start, size_t size) -{ - struct omapfb_mem_region *rg; - int i; - - rg = &omapfb_config.mem_desc.region[0]; - for (i = 0; i < OMAPFB_PLANE_NUM; i++, rg++) { - if (!rg->paddr) - /* Empty slot. */ - continue; - if (ranges_overlap(start, size, rg->paddr, rg->size)) - return 1; - } - return 0; -} - -/* - * Get the region_idx`th region from board config/ATAG and convert it to - * our internal format. - */ -static int __init get_fbmem_region(int region_idx, struct omapfb_mem_region *rg) +void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) { - const struct omap_fbmem_config *conf; - u32 paddr; - - conf = omap_get_nr_config(OMAP_TAG_FBMEM, - struct omap_fbmem_config, region_idx); - if (conf == NULL) - return -ENOENT; - - paddr = conf->start; - /* - * Low bits encode the page allocation mode, if high bits - * are zero. Otherwise we need a page aligned fixed - * address. - */ - memset(rg, 0, sizeof(*rg)); - rg->type = paddr & ~PAGE_MASK; - rg->paddr = paddr & PAGE_MASK; - rg->size = PAGE_ALIGN(conf->size); - return 0; + omapfb_config.lcd = *config; + omapfb_lcd_configured = true; } -static int set_fbmem_region_type(struct omapfb_mem_region *rg, int mem_type, - unsigned long mem_start, - unsigned long mem_size) -{ - /* - * Check if the configuration specifies the type explicitly. - * type = 0 && paddr = 0, a default don't care case maps to - * the SDRAM type. - */ - if (rg->type || !rg->paddr) - return 0; - if (ranges_overlap(rg->paddr, rg->size, mem_start, mem_size)) { - rg->type = mem_type; - return 0; - } - /* Can't determine it. */ - return -1; -} - -static int check_fbmem_region(int region_idx, struct omapfb_mem_region *rg, - unsigned long start_avail, unsigned size_avail) +static int __init omap_init_fb(void) { - unsigned long paddr = rg->paddr; - size_t size = rg->size; - - if (rg->type > OMAPFB_MEMTYPE_MAX) { - printk(KERN_ERR - "Invalid start address for FB region %d\n", region_idx); - return -EINVAL; - } - - if (!rg->size) { - printk(KERN_ERR "Zero size for FB region %d\n", region_idx); - return -EINVAL; - } - - if (!paddr) - /* Allocate this dynamically, leave paddr 0 for now. */ - return 0; - /* - * Fixed region for the given RAM range. Check if it's already - * reserved by the FB code or someone else. + * If the board file has not set the lcd config with + * omapfb_set_lcd_config(), don't bother registering the omapfb device */ - if (fbmem_region_reserved(paddr, size) || - !range_included(paddr, size, start_avail, size_avail)) { - printk(KERN_ERR "Trying to use reserved memory " - "for FB region %d\n", region_idx); - return -EINVAL; - } - - return 0; -} - -static int valid_sdram(unsigned long addr, unsigned long size) -{ - return memblock_is_region_memory(addr, size); -} - -static int reserve_sdram(unsigned long addr, unsigned long size) -{ - if (memblock_is_region_reserved(addr, size)) - return -EBUSY; - if (memblock_reserve(addr, size)) - return -ENOMEM; - return 0; -} - -/* - * Called from map_io. We need to call to this early enough so that we - * can reserve the fixed SDRAM regions before VM could get hold of them. - */ -void __init omapfb_reserve_sdram_memblock(void) -{ - unsigned long reserved = 0; - int i; - - if (config_invalid) - return; - - for (i = 0; ; i++) { - struct omapfb_mem_region rg; - - if (get_fbmem_region(i, &rg) < 0) - break; - - if (i == OMAPFB_PLANE_NUM) { - pr_err("Extraneous FB mem configuration entries\n"); - config_invalid = 1; - return; - } - - /* Check if it's our memory type. */ - if (rg.type != OMAPFB_MEMTYPE_SDRAM) - continue; - - /* Check if the region falls within SDRAM */ - if (rg.paddr && !valid_sdram(rg.paddr, rg.size)) - continue; - - if (rg.size == 0) { - pr_err("Zero size for FB region %d\n", i); - config_invalid = 1; - return; - } - - if (rg.paddr) { - if (reserve_sdram(rg.paddr, rg.size)) { - pr_err("Trying to use reserved memory for FB region %d\n", - i); - config_invalid = 1; - return; - } - reserved += rg.size; - } - - if (omapfb_config.mem_desc.region[i].size) { - pr_err("FB region %d already set\n", i); - config_invalid = 1; - return; - } - - omapfb_config.mem_desc.region[i] = rg; - configured_regions++; - } - omapfb_config.mem_desc.region_cnt = i; - if (reserved) - pr_info("Reserving %lu bytes SDRAM for frame buffer\n", - reserved); -} - -/* - * Called at sram init time, before anything is pushed to the SRAM stack. - * Because of the stack scheme, we will allocate everything from the - * start of the lowest address region to the end of SRAM. This will also - * include padding for page alignment and possible holes between regions. - * - * As opposed to the SDRAM case, we'll also do any dynamic allocations at - * this point, since the driver built as a module would have problem with - * freeing / reallocating the regions. - */ -unsigned long __init omapfb_reserve_sram(unsigned long sram_pstart, - unsigned long sram_vstart, - unsigned long sram_size, - unsigned long pstart_avail, - unsigned long size_avail) -{ - struct omapfb_mem_region rg; - unsigned long pend_avail; - unsigned long reserved; - int i; - - if (config_invalid) + if (!omapfb_lcd_configured) return 0; - reserved = 0; - pend_avail = pstart_avail + size_avail; - for (i = 0; ; i++) { - if (get_fbmem_region(i, &rg) < 0) - break; - if (i == OMAPFB_PLANE_NUM) { - printk(KERN_ERR - "Extraneous FB mem configuration entries\n"); - config_invalid = 1; - return 0; - } - - /* Check if it's our memory type. */ - if (set_fbmem_region_type(&rg, OMAPFB_MEMTYPE_SRAM, - sram_pstart, sram_size) < 0 || - (rg.type != OMAPFB_MEMTYPE_SRAM)) - continue; - BUG_ON(omapfb_config.mem_desc.region[i].size); - - if (check_fbmem_region(i, &rg, pstart_avail, size_avail) < 0) { - config_invalid = 1; - return 0; - } - - if (!rg.paddr) { - /* Dynamic allocation */ - if ((size_avail & PAGE_MASK) < rg.size) { - printk("Not enough SRAM for FB region %d\n", - i); - config_invalid = 1; - return 0; - } - size_avail = (size_avail - rg.size) & PAGE_MASK; - rg.paddr = pstart_avail + size_avail; - } - /* Reserve everything above the start of the region. */ - if (pend_avail - rg.paddr > reserved) - reserved = pend_avail - rg.paddr; - size_avail = pend_avail - reserved - pstart_avail; - - /* - * We have a kernel mapping for this already, so the - * driver won't have to make one. - */ - rg.vaddr = (void *)(sram_vstart + rg.paddr - sram_pstart); - omapfb_config.mem_desc.region[i] = rg; - configured_regions++; - } - omapfb_config.mem_desc.region_cnt = i; - if (reserved) - pr_info("Reserving %lu bytes SRAM for frame buffer\n", - reserved); - return reserved; -} - -void omapfb_set_ctrl_platform_data(void *data) -{ - omapfb_config.ctrl_platform_data = data; -} - -static int __init omap_init_fb(void) -{ - const struct omap_lcd_config *conf; - - if (config_invalid) - return 0; - if (configured_regions != omapfb_config.mem_desc.region_cnt) { - printk(KERN_ERR "Invalid FB mem configuration entries\n"); - return 0; - } - conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config); - if (conf == NULL) { - if (configured_regions) - /* FB mem config, but no LCD config? */ - printk(KERN_ERR "Missing LCD configuration\n"); - return 0; - } - omapfb_config.lcd = *conf; - return platform_device_register(&omap_fb_device); } @@ -374,11 +89,6 @@ static struct platform_device omap_fb_device = { .num_resources = 0, }; -void omapfb_set_platform_data(struct omapfb_platform_data *data) -{ - omapfb_config = *data; -} - static int __init omap_init_fb(void) { return platform_device_register(&omap_fb_device); @@ -386,36 +96,10 @@ static int __init omap_init_fb(void) arch_initcall(omap_init_fb); -void omapfb_reserve_sdram_memblock(void) -{ -} - -unsigned long __init omapfb_reserve_sram(unsigned long sram_pstart, - unsigned long sram_vstart, - unsigned long sram_size, - unsigned long start_avail, - unsigned long size_avail) -{ - return 0; -} - #else -void omapfb_set_platform_data(struct omapfb_platform_data *data) -{ -} - -void omapfb_reserve_sdram_memblock(void) -{ -} - -unsigned long __init omapfb_reserve_sram(unsigned long sram_pstart, - unsigned long sram_vstart, - unsigned long sram_size, - unsigned long start_avail, - unsigned long size_avail) +void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) { - return 0; } #endif diff --git a/arch/arm/plat-omap/fb.h b/arch/arm/plat-omap/fb.h deleted file mode 100644 index d765d0bd8520..000000000000 --- a/arch/arm/plat-omap/fb.h +++ /dev/null @@ -1,10 +0,0 @@ -#ifndef __PLAT_OMAP_FB_H__ -#define __PLAT_OMAP_FB_H__ - -extern unsigned long omapfb_reserve_sram(unsigned long sram_pstart, - unsigned long sram_vstart, - unsigned long sram_size, - unsigned long pstart_avail, - unsigned long size_avail); - -#endif /* __PLAT_OMAP_FB_H__ */ diff --git a/arch/arm/plat-omap/include/plat/blizzard.h b/arch/arm/plat-omap/include/plat/blizzard.h deleted file mode 100644 index 56e7f2e7d12f..000000000000 --- a/arch/arm/plat-omap/include/plat/blizzard.h +++ /dev/null @@ -1,12 +0,0 @@ -#ifndef _BLIZZARD_H -#define _BLIZZARD_H - -struct blizzard_platform_data { - void (*power_up)(struct device *dev); - void (*power_down)(struct device *dev); - unsigned long (*get_clock_rate)(struct device *dev); - - unsigned te_connected:1; -}; - -#endif diff --git a/arch/arm/plat-omap/include/plat/board.h b/arch/arm/plat-omap/include/plat/board.h index 97126dfd2888..d5eb4c87db9d 100644 --- a/arch/arm/plat-omap/include/plat/board.h +++ b/arch/arm/plat-omap/include/plat/board.h @@ -28,9 +28,7 @@ enum { /* Different peripheral ids */ #define OMAP_TAG_CLOCK 0x4f01 -#define OMAP_TAG_LCD 0x4f05 #define OMAP_TAG_GPIO_SWITCH 0x4f06 -#define OMAP_TAG_FBMEM 0x4f08 #define OMAP_TAG_STI_CONSOLE 0x4f09 #define OMAP_TAG_CAMERA_SENSOR 0x4f0a diff --git a/arch/arm/plat-omap/include/plat/hwa742.h b/arch/arm/plat-omap/include/plat/hwa742.h deleted file mode 100644 index 886248d32b49..000000000000 --- a/arch/arm/plat-omap/include/plat/hwa742.h +++ /dev/null @@ -1,8 +0,0 @@ -#ifndef _HWA742_H -#define _HWA742_H - -struct hwa742_platform_data { - unsigned te_connected:1; -}; - -#endif diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h index 8fa74e2c9d6e..18814127809a 100644 --- a/arch/arm/plat-omap/include/plat/mcbsp.h +++ b/arch/arm/plat-omap/include/plat/mcbsp.h @@ -27,271 +27,10 @@ #include <linux/spinlock.h> #include <linux/clk.h> -/* macro for building platform_device for McBSP ports */ -#define OMAP_MCBSP_PLATFORM_DEVICE(port_nr) \ -static struct platform_device omap_mcbsp##port_nr = { \ - .name = "omap-mcbsp-dai", \ - .id = port_nr - 1, \ -} - #define MCBSP_CONFIG_TYPE2 0x2 #define MCBSP_CONFIG_TYPE3 0x3 #define MCBSP_CONFIG_TYPE4 0x4 -/* McBSP register numbers. Register address offset = num * reg_step */ -enum { - /* Common registers */ - OMAP_MCBSP_REG_SPCR2 = 4, - OMAP_MCBSP_REG_SPCR1, - OMAP_MCBSP_REG_RCR2, - OMAP_MCBSP_REG_RCR1, - OMAP_MCBSP_REG_XCR2, - OMAP_MCBSP_REG_XCR1, - OMAP_MCBSP_REG_SRGR2, - OMAP_MCBSP_REG_SRGR1, - OMAP_MCBSP_REG_MCR2, - OMAP_MCBSP_REG_MCR1, - OMAP_MCBSP_REG_RCERA, - OMAP_MCBSP_REG_RCERB, - OMAP_MCBSP_REG_XCERA, - OMAP_MCBSP_REG_XCERB, - OMAP_MCBSP_REG_PCR0, - OMAP_MCBSP_REG_RCERC, - OMAP_MCBSP_REG_RCERD, - OMAP_MCBSP_REG_XCERC, - OMAP_MCBSP_REG_XCERD, - OMAP_MCBSP_REG_RCERE, - OMAP_MCBSP_REG_RCERF, - OMAP_MCBSP_REG_XCERE, - OMAP_MCBSP_REG_XCERF, - OMAP_MCBSP_REG_RCERG, - OMAP_MCBSP_REG_RCERH, - OMAP_MCBSP_REG_XCERG, - OMAP_MCBSP_REG_XCERH, - - /* OMAP1-OMAP2420 registers */ - OMAP_MCBSP_REG_DRR2 = 0, - OMAP_MCBSP_REG_DRR1, - OMAP_MCBSP_REG_DXR2, - OMAP_MCBSP_REG_DXR1, - - /* OMAP2430 and onwards */ - OMAP_MCBSP_REG_DRR = 0, - OMAP_MCBSP_REG_DXR = 2, - OMAP_MCBSP_REG_SYSCON = 35, - OMAP_MCBSP_REG_THRSH2, - OMAP_MCBSP_REG_THRSH1, - OMAP_MCBSP_REG_IRQST = 40, - OMAP_MCBSP_REG_IRQEN, - OMAP_MCBSP_REG_WAKEUPEN, - OMAP_MCBSP_REG_XCCR, - OMAP_MCBSP_REG_RCCR, - OMAP_MCBSP_REG_XBUFFSTAT, - OMAP_MCBSP_REG_RBUFFSTAT, - OMAP_MCBSP_REG_SSELCR, -}; - -/* OMAP3 sidetone control registers */ -#define OMAP_ST_REG_REV 0x00 -#define OMAP_ST_REG_SYSCONFIG 0x10 -#define OMAP_ST_REG_IRQSTATUS 0x18 -#define OMAP_ST_REG_IRQENABLE 0x1C -#define OMAP_ST_REG_SGAINCR 0x24 -#define OMAP_ST_REG_SFIRCR 0x28 -#define OMAP_ST_REG_SSELCR 0x2C - -/************************** McBSP SPCR1 bit definitions ***********************/ -#define RRST 0x0001 -#define RRDY 0x0002 -#define RFULL 0x0004 -#define RSYNC_ERR 0x0008 -#define RINTM(value) ((value)<<4) /* bits 4:5 */ -#define ABIS 0x0040 -#define DXENA 0x0080 -#define CLKSTP(value) ((value)<<11) /* bits 11:12 */ -#define RJUST(value) ((value)<<13) /* bits 13:14 */ -#define ALB 0x8000 -#define DLB 0x8000 - -/************************** McBSP SPCR2 bit definitions ***********************/ -#define XRST 0x0001 -#define XRDY 0x0002 -#define XEMPTY 0x0004 -#define XSYNC_ERR 0x0008 -#define XINTM(value) ((value)<<4) /* bits 4:5 */ -#define GRST 0x0040 -#define FRST 0x0080 -#define SOFT 0x0100 -#define FREE 0x0200 - -/************************** McBSP PCR bit definitions *************************/ -#define CLKRP 0x0001 -#define CLKXP 0x0002 -#define FSRP 0x0004 -#define FSXP 0x0008 -#define DR_STAT 0x0010 -#define DX_STAT 0x0020 -#define CLKS_STAT 0x0040 -#define SCLKME 0x0080 -#define CLKRM 0x0100 -#define CLKXM 0x0200 -#define FSRM 0x0400 -#define FSXM 0x0800 -#define RIOEN 0x1000 -#define XIOEN 0x2000 -#define IDLE_EN 0x4000 - -/************************** McBSP RCR1 bit definitions ************************/ -#define RWDLEN1(value) ((value)<<5) /* Bits 5:7 */ -#define RFRLEN1(value) ((value)<<8) /* Bits 8:14 */ - -/************************** McBSP XCR1 bit definitions ************************/ -#define XWDLEN1(value) ((value)<<5) /* Bits 5:7 */ -#define XFRLEN1(value) ((value)<<8) /* Bits 8:14 */ - -/*************************** McBSP RCR2 bit definitions ***********************/ -#define RDATDLY(value) (value) /* Bits 0:1 */ -#define RFIG 0x0004 -#define RCOMPAND(value) ((value)<<3) /* Bits 3:4 */ -#define RWDLEN2(value) ((value)<<5) /* Bits 5:7 */ -#define RFRLEN2(value) ((value)<<8) /* Bits 8:14 */ -#define RPHASE 0x8000 - -/*************************** McBSP XCR2 bit definitions ***********************/ -#define XDATDLY(value) (value) /* Bits 0:1 */ -#define XFIG 0x0004 -#define XCOMPAND(value) ((value)<<3) /* Bits 3:4 */ -#define XWDLEN2(value) ((value)<<5) /* Bits 5:7 */ -#define XFRLEN2(value) ((value)<<8) /* Bits 8:14 */ -#define XPHASE 0x8000 - -/************************* McBSP SRGR1 bit definitions ************************/ -#define CLKGDV(value) (value) /* Bits 0:7 */ -#define FWID(value) ((value)<<8) /* Bits 8:15 */ - -/************************* McBSP SRGR2 bit definitions ************************/ -#define FPER(value) (value) /* Bits 0:11 */ -#define FSGM 0x1000 -#define CLKSM 0x2000 -#define CLKSP 0x4000 -#define GSYNC 0x8000 - -/************************* McBSP MCR1 bit definitions *************************/ -#define RMCM 0x0001 -#define RCBLK(value) ((value)<<2) /* Bits 2:4 */ -#define RPABLK(value) ((value)<<5) /* Bits 5:6 */ -#define RPBBLK(value) ((value)<<7) /* Bits 7:8 */ - -/************************* McBSP MCR2 bit definitions *************************/ -#define XMCM(value) (value) /* Bits 0:1 */ -#define XCBLK(value) ((value)<<2) /* Bits 2:4 */ -#define XPABLK(value) ((value)<<5) /* Bits 5:6 */ -#define XPBBLK(value) ((value)<<7) /* Bits 7:8 */ - -/*********************** McBSP XCCR bit definitions *************************/ -#define EXTCLKGATE 0x8000 -#define PPCONNECT 0x4000 -#define DXENDLY(value) ((value)<<12) /* Bits 12:13 */ -#define XFULL_CYCLE 0x0800 -#define DILB 0x0020 -#define XDMAEN 0x0008 -#define XDISABLE 0x0001 - -/********************** McBSP RCCR bit definitions *************************/ -#define RFULL_CYCLE 0x0800 -#define RDMAEN 0x0008 -#define RDISABLE 0x0001 - -/********************** McBSP SYSCONFIG bit definitions ********************/ -#define CLOCKACTIVITY(value) ((value)<<8) -#define SIDLEMODE(value) ((value)<<3) -#define ENAWAKEUP 0x0004 -#define SOFTRST 0x0002 - -/********************** McBSP SSELCR bit definitions ***********************/ -#define SIDETONEEN 0x0400 - -/********************** McBSP Sidetone SYSCONFIG bit definitions ***********/ -#define ST_AUTOIDLE 0x0001 - -/********************** McBSP Sidetone SGAINCR bit definitions *************/ -#define ST_CH1GAIN(value) ((value<<16)) /* Bits 16:31 */ -#define ST_CH0GAIN(value) (value) /* Bits 0:15 */ - -/********************** McBSP Sidetone SFIRCR bit definitions **************/ -#define ST_FIRCOEFF(value) (value) /* Bits 0:15 */ - -/********************** McBSP Sidetone SSELCR bit definitions **************/ -#define ST_COEFFWRDONE 0x0004 -#define ST_COEFFWREN 0x0002 -#define ST_SIDETONEEN 0x0001 - -/********************** McBSP DMA operating modes **************************/ -#define MCBSP_DMA_MODE_ELEMENT 0 -#define MCBSP_DMA_MODE_THRESHOLD 1 -#define MCBSP_DMA_MODE_FRAME 2 - -/********************** McBSP WAKEUPEN bit definitions *********************/ -#define XEMPTYEOFEN 0x4000 -#define XRDYEN 0x0400 -#define XEOFEN 0x0200 -#define XFSXEN 0x0100 -#define XSYNCERREN 0x0080 -#define RRDYEN 0x0008 -#define REOFEN 0x0004 -#define RFSREN 0x0002 -#define RSYNCERREN 0x0001 - -/* CLKR signal muxing options */ -#define CLKR_SRC_CLKR 0 -#define CLKR_SRC_CLKX 1 - -/* FSR signal muxing options */ -#define FSR_SRC_FSR 0 -#define FSR_SRC_FSX 1 - -/* McBSP functional clock sources */ -#define MCBSP_CLKS_PRCM_SRC 0 -#define MCBSP_CLKS_PAD_SRC 1 - -/* we don't do multichannel for now */ -struct omap_mcbsp_reg_cfg { - u16 spcr2; - u16 spcr1; - u16 rcr2; - u16 rcr1; - u16 xcr2; - u16 xcr1; - u16 srgr2; - u16 srgr1; - u16 mcr2; - u16 mcr1; - u16 pcr0; - u16 rcerc; - u16 rcerd; - u16 xcerc; - u16 xcerd; - u16 rcere; - u16 rcerf; - u16 xcere; - u16 xcerf; - u16 rcerg; - u16 rcerh; - u16 xcerg; - u16 xcerh; - u16 xccr; - u16 rccr; -}; - -typedef enum { - OMAP_MCBSP_WORD_8 = 0, - OMAP_MCBSP_WORD_12, - OMAP_MCBSP_WORD_16, - OMAP_MCBSP_WORD_20, - OMAP_MCBSP_WORD_24, - OMAP_MCBSP_WORD_32, -} omap_mcbsp_word_length; - /* Platform specific configuration */ struct omap_mcbsp_ops { void (*request)(unsigned int); @@ -312,43 +51,6 @@ struct omap_mcbsp_platform_data { int (*mux_signal)(struct device *dev, const char *signal, const char *src); }; -struct omap_mcbsp_st_data { - void __iomem *io_base_st; - bool running; - bool enabled; - s16 taps[128]; /* Sidetone filter coefficients */ - int nr_taps; /* Number of filter coefficients in use */ - s16 ch0gain; - s16 ch1gain; -}; - -struct omap_mcbsp { - struct device *dev; - unsigned long phys_base; - unsigned long phys_dma_base; - void __iomem *io_base; - u8 id; - u8 free; - - int rx_irq; - int tx_irq; - - /* DMA stuff */ - u8 dma_rx_sync; - u8 dma_tx_sync; - - /* Protect the field .free, while checking if the mcbsp is in use */ - spinlock_t lock; - struct omap_mcbsp_platform_data *pdata; - struct clk *fclk; - struct omap_mcbsp_st_data *st_data; - int dma_op_mode; - u16 max_tx_thres; - u16 max_rx_thres; - void *reg_cache; - int reg_cache_size; -}; - /** * omap_mcbsp_dev_attr - OMAP McBSP device attributes for omap_hwmod * @sidetone: name of the sidetone device @@ -357,39 +59,4 @@ struct omap_mcbsp_dev_attr { const char *sidetone; }; -extern struct omap_mcbsp **mcbsp_ptr; -extern int omap_mcbsp_count; - -int omap_mcbsp_init(void); -void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg * config); -void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold); -void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold); -u16 omap_mcbsp_get_max_tx_threshold(unsigned int id); -u16 omap_mcbsp_get_max_rx_threshold(unsigned int id); -u16 omap_mcbsp_get_fifo_size(unsigned int id); -u16 omap_mcbsp_get_tx_delay(unsigned int id); -u16 omap_mcbsp_get_rx_delay(unsigned int id); -int omap_mcbsp_get_dma_op_mode(unsigned int id); -int omap_mcbsp_request(unsigned int id); -void omap_mcbsp_free(unsigned int id); -void omap_mcbsp_start(unsigned int id, int tx, int rx); -void omap_mcbsp_stop(unsigned int id, int tx, int rx); - -/* McBSP functional clock source changing function */ -extern int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id); - -/* McBSP signal muxing API */ -void omap2_mcbsp1_mux_clkr_src(u8 mux); -void omap2_mcbsp1_mux_fsr_src(u8 mux); - -int omap_mcbsp_dma_ch_params(unsigned int id, unsigned int stream); -int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream); - -/* Sidetone specific API */ -int omap_st_set_chgain(unsigned int id, int channel, s16 chgain); -int omap_st_get_chgain(unsigned int id, int channel, s16 *chgain); -int omap_st_enable(unsigned int id); -int omap_st_disable(unsigned int id); -int omap_st_is_enabled(unsigned int id); - #endif diff --git a/arch/arm/plat-omap/include/plat/omap4-keypad.h b/arch/arm/plat-omap/include/plat/omap4-keypad.h index 9fe6c8783236..8ad0a377a54b 100644 --- a/arch/arm/plat-omap/include/plat/omap4-keypad.h +++ b/arch/arm/plat-omap/include/plat/omap4-keypad.h @@ -1,15 +1,6 @@ #ifndef ARCH_ARM_PLAT_OMAP4_KEYPAD_H #define ARCH_ARM_PLAT_OMAP4_KEYPAD_H -#include <linux/input/matrix_keypad.h> - -struct omap4_keypad_platform_data { - const struct matrix_keymap_data *keymap_data; - - u8 rows; - u8 cols; -}; - extern int omap4_keyboard_init(struct omap4_keypad_platform_data *, struct omap_board_data *); #endif diff --git a/arch/arm/plat-omap/include/plat/vram.h b/arch/arm/plat-omap/include/plat/vram.h index 0aa4ecd12c7d..4d65b7d06e6c 100644 --- a/arch/arm/plat-omap/include/plat/vram.h +++ b/arch/arm/plat-omap/include/plat/vram.h @@ -23,40 +23,21 @@ #include <linux/types.h> -#define OMAP_VRAM_MEMTYPE_SDRAM 0 -#define OMAP_VRAM_MEMTYPE_SRAM 1 -#define OMAP_VRAM_MEMTYPE_MAX 1 - extern int omap_vram_add_region(unsigned long paddr, size_t size); extern int omap_vram_free(unsigned long paddr, size_t size); -extern int omap_vram_alloc(int mtype, size_t size, unsigned long *paddr); +extern int omap_vram_alloc(size_t size, unsigned long *paddr); extern int omap_vram_reserve(unsigned long paddr, size_t size); extern void omap_vram_get_info(unsigned long *vram, unsigned long *free_vram, unsigned long *largest_free_block); #ifdef CONFIG_OMAP2_VRAM extern void omap_vram_set_sdram_vram(u32 size, u32 start); -extern void omap_vram_set_sram_vram(u32 size, u32 start); extern void omap_vram_reserve_sdram_memblock(void); -extern unsigned long omap_vram_reserve_sram(unsigned long sram_pstart, - unsigned long sram_vstart, - unsigned long sram_size, - unsigned long pstart_avail, - unsigned long size_avail); #else static inline void omap_vram_set_sdram_vram(u32 size, u32 start) { } -static inline void omap_vram_set_sram_vram(u32 size, u32 start) { } static inline void omap_vram_reserve_sdram_memblock(void) { } -static inline unsigned long omap_vram_reserve_sram(unsigned long sram_pstart, - unsigned long sram_vstart, - unsigned long sram_size, - unsigned long pstart_avail, - unsigned long size_avail) -{ - return 0; -} #endif #endif diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c deleted file mode 100644 index 4b15cd7926d7..000000000000 --- a/arch/arm/plat-omap/mcbsp.c +++ /dev/null @@ -1,1361 +0,0 @@ -/* - * linux/arch/arm/plat-omap/mcbsp.c - * - * Copyright (C) 2004 Nokia Corporation - * Author: Samuel Ortiz <samuel.ortiz@nokia.com> - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Multichannel mode not supported. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/device.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/delay.h> -#include <linux/io.h> -#include <linux/slab.h> - -#include <plat/mcbsp.h> -#include <linux/pm_runtime.h> - -struct omap_mcbsp **mcbsp_ptr; -int omap_mcbsp_count; - -#define omap_mcbsp_check_valid_id(id) (id < omap_mcbsp_count) -#define id_to_mcbsp_ptr(id) mcbsp_ptr[id]; - -static void omap_mcbsp_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val) -{ - void __iomem *addr = mcbsp->io_base + reg * mcbsp->pdata->reg_step; - - if (mcbsp->pdata->reg_size == 2) { - ((u16 *)mcbsp->reg_cache)[reg] = (u16)val; - __raw_writew((u16)val, addr); - } else { - ((u32 *)mcbsp->reg_cache)[reg] = val; - __raw_writel(val, addr); - } -} - -static int omap_mcbsp_read(struct omap_mcbsp *mcbsp, u16 reg, bool from_cache) -{ - void __iomem *addr = mcbsp->io_base + reg * mcbsp->pdata->reg_step; - - if (mcbsp->pdata->reg_size == 2) { - return !from_cache ? __raw_readw(addr) : - ((u16 *)mcbsp->reg_cache)[reg]; - } else { - return !from_cache ? __raw_readl(addr) : - ((u32 *)mcbsp->reg_cache)[reg]; - } -} - -static void omap_mcbsp_st_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val) -{ - __raw_writel(val, mcbsp->st_data->io_base_st + reg); -} - -static int omap_mcbsp_st_read(struct omap_mcbsp *mcbsp, u16 reg) -{ - return __raw_readl(mcbsp->st_data->io_base_st + reg); -} - -#define MCBSP_READ(mcbsp, reg) \ - omap_mcbsp_read(mcbsp, OMAP_MCBSP_REG_##reg, 0) -#define MCBSP_WRITE(mcbsp, reg, val) \ - omap_mcbsp_write(mcbsp, OMAP_MCBSP_REG_##reg, val) -#define MCBSP_READ_CACHE(mcbsp, reg) \ - omap_mcbsp_read(mcbsp, OMAP_MCBSP_REG_##reg, 1) - -#define MCBSP_ST_READ(mcbsp, reg) \ - omap_mcbsp_st_read(mcbsp, OMAP_ST_REG_##reg) -#define MCBSP_ST_WRITE(mcbsp, reg, val) \ - omap_mcbsp_st_write(mcbsp, OMAP_ST_REG_##reg, val) - -static void omap_mcbsp_dump_reg(u8 id) -{ - struct omap_mcbsp *mcbsp = id_to_mcbsp_ptr(id); - - dev_dbg(mcbsp->dev, "**** McBSP%d regs ****\n", mcbsp->id); - dev_dbg(mcbsp->dev, "DRR2: 0x%04x\n", - MCBSP_READ(mcbsp, DRR2)); - dev_dbg(mcbsp->dev, "DRR1: 0x%04x\n", - MCBSP_READ(mcbsp, DRR1)); - dev_dbg(mcbsp->dev, "DXR2: 0x%04x\n", - MCBSP_READ(mcbsp, DXR2)); - dev_dbg(mcbsp->dev, "DXR1: 0x%04x\n", - MCBSP_READ(mcbsp, DXR1)); - dev_dbg(mcbsp->dev, "SPCR2: 0x%04x\n", - MCBSP_READ(mcbsp, SPCR2)); - dev_dbg(mcbsp->dev, "SPCR1: 0x%04x\n", - MCBSP_READ(mcbsp, SPCR1)); - dev_dbg(mcbsp->dev, "RCR2: 0x%04x\n", - MCBSP_READ(mcbsp, RCR2)); - dev_dbg(mcbsp->dev, "RCR1: 0x%04x\n", - MCBSP_READ(mcbsp, RCR1)); - dev_dbg(mcbsp->dev, "XCR2: 0x%04x\n", - MCBSP_READ(mcbsp, XCR2)); - dev_dbg(mcbsp->dev, "XCR1: 0x%04x\n", - MCBSP_READ(mcbsp, XCR1)); - dev_dbg(mcbsp->dev, "SRGR2: 0x%04x\n", - MCBSP_READ(mcbsp, SRGR2)); - dev_dbg(mcbsp->dev, "SRGR1: 0x%04x\n", - MCBSP_READ(mcbsp, SRGR1)); - dev_dbg(mcbsp->dev, "PCR0: 0x%04x\n", - MCBSP_READ(mcbsp, PCR0)); - dev_dbg(mcbsp->dev, "***********************\n"); -} - -static irqreturn_t omap_mcbsp_tx_irq_handler(int irq, void *dev_id) -{ - struct omap_mcbsp *mcbsp_tx = dev_id; - u16 irqst_spcr2; - - irqst_spcr2 = MCBSP_READ(mcbsp_tx, SPCR2); - dev_dbg(mcbsp_tx->dev, "TX IRQ callback : 0x%x\n", irqst_spcr2); - - if (irqst_spcr2 & XSYNC_ERR) { - dev_err(mcbsp_tx->dev, "TX Frame Sync Error! : 0x%x\n", - irqst_spcr2); - /* Writing zero to XSYNC_ERR clears the IRQ */ - MCBSP_WRITE(mcbsp_tx, SPCR2, MCBSP_READ_CACHE(mcbsp_tx, SPCR2)); - } - - return IRQ_HANDLED; -} - -static irqreturn_t omap_mcbsp_rx_irq_handler(int irq, void *dev_id) -{ - struct omap_mcbsp *mcbsp_rx = dev_id; - u16 irqst_spcr1; - - irqst_spcr1 = MCBSP_READ(mcbsp_rx, SPCR1); - dev_dbg(mcbsp_rx->dev, "RX IRQ callback : 0x%x\n", irqst_spcr1); - - if (irqst_spcr1 & RSYNC_ERR) { - dev_err(mcbsp_rx->dev, "RX Frame Sync Error! : 0x%x\n", - irqst_spcr1); - /* Writing zero to RSYNC_ERR clears the IRQ */ - MCBSP_WRITE(mcbsp_rx, SPCR1, MCBSP_READ_CACHE(mcbsp_rx, SPCR1)); - } - - return IRQ_HANDLED; -} - -/* - * omap_mcbsp_config simply write a config to the - * appropriate McBSP. - * You either call this function or set the McBSP registers - * by yourself before calling omap_mcbsp_start(). - */ -void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg *config) -{ - struct omap_mcbsp *mcbsp; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return; - } - mcbsp = id_to_mcbsp_ptr(id); - - dev_dbg(mcbsp->dev, "Configuring McBSP%d phys_base: 0x%08lx\n", - mcbsp->id, mcbsp->phys_base); - - /* We write the given config */ - MCBSP_WRITE(mcbsp, SPCR2, config->spcr2); - MCBSP_WRITE(mcbsp, SPCR1, config->spcr1); - MCBSP_WRITE(mcbsp, RCR2, config->rcr2); - MCBSP_WRITE(mcbsp, RCR1, config->rcr1); - MCBSP_WRITE(mcbsp, XCR2, config->xcr2); - MCBSP_WRITE(mcbsp, XCR1, config->xcr1); - MCBSP_WRITE(mcbsp, SRGR2, config->srgr2); - MCBSP_WRITE(mcbsp, SRGR1, config->srgr1); - MCBSP_WRITE(mcbsp, MCR2, config->mcr2); - MCBSP_WRITE(mcbsp, MCR1, config->mcr1); - MCBSP_WRITE(mcbsp, PCR0, config->pcr0); - if (mcbsp->pdata->has_ccr) { - MCBSP_WRITE(mcbsp, XCCR, config->xccr); - MCBSP_WRITE(mcbsp, RCCR, config->rccr); - } -} -EXPORT_SYMBOL(omap_mcbsp_config); - -/** - * omap_mcbsp_dma_params - returns the dma channel number - * @id - mcbsp id - * @stream - indicates the direction of data flow (rx or tx) - * - * Returns the dma channel number for the rx channel or tx channel - * based on the value of @stream for the requested mcbsp given by @id - */ -int omap_mcbsp_dma_ch_params(unsigned int id, unsigned int stream) -{ - struct omap_mcbsp *mcbsp; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - mcbsp = id_to_mcbsp_ptr(id); - - if (stream) - return mcbsp->dma_rx_sync; - else - return mcbsp->dma_tx_sync; -} -EXPORT_SYMBOL(omap_mcbsp_dma_ch_params); - -/** - * omap_mcbsp_dma_reg_params - returns the address of mcbsp data register - * @id - mcbsp id - * @stream - indicates the direction of data flow (rx or tx) - * - * Returns the address of mcbsp data transmit register or data receive register - * to be used by DMA for transferring/receiving data based on the value of - * @stream for the requested mcbsp given by @id - */ -int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream) -{ - struct omap_mcbsp *mcbsp; - int data_reg; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - mcbsp = id_to_mcbsp_ptr(id); - - if (mcbsp->pdata->reg_size == 2) { - if (stream) - data_reg = OMAP_MCBSP_REG_DRR1; - else - data_reg = OMAP_MCBSP_REG_DXR1; - } else { - if (stream) - data_reg = OMAP_MCBSP_REG_DRR; - else - data_reg = OMAP_MCBSP_REG_DXR; - } - - return mcbsp->phys_dma_base + data_reg * mcbsp->pdata->reg_step; -} -EXPORT_SYMBOL(omap_mcbsp_dma_reg_params); - -static void omap_st_on(struct omap_mcbsp *mcbsp) -{ - unsigned int w; - - if (mcbsp->pdata->enable_st_clock) - mcbsp->pdata->enable_st_clock(mcbsp->id, 1); - - /* Enable McBSP Sidetone */ - w = MCBSP_READ(mcbsp, SSELCR); - MCBSP_WRITE(mcbsp, SSELCR, w | SIDETONEEN); - - /* Enable Sidetone from Sidetone Core */ - w = MCBSP_ST_READ(mcbsp, SSELCR); - MCBSP_ST_WRITE(mcbsp, SSELCR, w | ST_SIDETONEEN); -} - -static void omap_st_off(struct omap_mcbsp *mcbsp) -{ - unsigned int w; - - w = MCBSP_ST_READ(mcbsp, SSELCR); - MCBSP_ST_WRITE(mcbsp, SSELCR, w & ~(ST_SIDETONEEN)); - - w = MCBSP_READ(mcbsp, SSELCR); - MCBSP_WRITE(mcbsp, SSELCR, w & ~(SIDETONEEN)); - - if (mcbsp->pdata->enable_st_clock) - mcbsp->pdata->enable_st_clock(mcbsp->id, 0); -} - -static void omap_st_fir_write(struct omap_mcbsp *mcbsp, s16 *fir) -{ - u16 val, i; - - val = MCBSP_ST_READ(mcbsp, SSELCR); - - if (val & ST_COEFFWREN) - MCBSP_ST_WRITE(mcbsp, SSELCR, val & ~(ST_COEFFWREN)); - - MCBSP_ST_WRITE(mcbsp, SSELCR, val | ST_COEFFWREN); - - for (i = 0; i < 128; i++) - MCBSP_ST_WRITE(mcbsp, SFIRCR, fir[i]); - - i = 0; - - val = MCBSP_ST_READ(mcbsp, SSELCR); - while (!(val & ST_COEFFWRDONE) && (++i < 1000)) - val = MCBSP_ST_READ(mcbsp, SSELCR); - - MCBSP_ST_WRITE(mcbsp, SSELCR, val & ~(ST_COEFFWREN)); - - if (i == 1000) - dev_err(mcbsp->dev, "McBSP FIR load error!\n"); -} - -static void omap_st_chgain(struct omap_mcbsp *mcbsp) -{ - u16 w; - struct omap_mcbsp_st_data *st_data = mcbsp->st_data; - - w = MCBSP_ST_READ(mcbsp, SSELCR); - - MCBSP_ST_WRITE(mcbsp, SGAINCR, ST_CH0GAIN(st_data->ch0gain) | \ - ST_CH1GAIN(st_data->ch1gain)); -} - -int omap_st_set_chgain(unsigned int id, int channel, s16 chgain) -{ - struct omap_mcbsp *mcbsp; - struct omap_mcbsp_st_data *st_data; - int ret = 0; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - - mcbsp = id_to_mcbsp_ptr(id); - st_data = mcbsp->st_data; - - if (!st_data) - return -ENOENT; - - spin_lock_irq(&mcbsp->lock); - if (channel == 0) - st_data->ch0gain = chgain; - else if (channel == 1) - st_data->ch1gain = chgain; - else - ret = -EINVAL; - - if (st_data->enabled) - omap_st_chgain(mcbsp); - spin_unlock_irq(&mcbsp->lock); - - return ret; -} -EXPORT_SYMBOL(omap_st_set_chgain); - -int omap_st_get_chgain(unsigned int id, int channel, s16 *chgain) -{ - struct omap_mcbsp *mcbsp; - struct omap_mcbsp_st_data *st_data; - int ret = 0; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - - mcbsp = id_to_mcbsp_ptr(id); - st_data = mcbsp->st_data; - - if (!st_data) - return -ENOENT; - - spin_lock_irq(&mcbsp->lock); - if (channel == 0) - *chgain = st_data->ch0gain; - else if (channel == 1) - *chgain = st_data->ch1gain; - else - ret = -EINVAL; - spin_unlock_irq(&mcbsp->lock); - - return ret; -} -EXPORT_SYMBOL(omap_st_get_chgain); - -static int omap_st_start(struct omap_mcbsp *mcbsp) -{ - struct omap_mcbsp_st_data *st_data = mcbsp->st_data; - - if (st_data && st_data->enabled && !st_data->running) { - omap_st_fir_write(mcbsp, st_data->taps); - omap_st_chgain(mcbsp); - - if (!mcbsp->free) { - omap_st_on(mcbsp); - st_data->running = 1; - } - } - - return 0; -} - -int omap_st_enable(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - struct omap_mcbsp_st_data *st_data; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - - mcbsp = id_to_mcbsp_ptr(id); - st_data = mcbsp->st_data; - - if (!st_data) - return -ENODEV; - - spin_lock_irq(&mcbsp->lock); - st_data->enabled = 1; - omap_st_start(mcbsp); - spin_unlock_irq(&mcbsp->lock); - - return 0; -} -EXPORT_SYMBOL(omap_st_enable); - -static int omap_st_stop(struct omap_mcbsp *mcbsp) -{ - struct omap_mcbsp_st_data *st_data = mcbsp->st_data; - - if (st_data && st_data->running) { - if (!mcbsp->free) { - omap_st_off(mcbsp); - st_data->running = 0; - } - } - - return 0; -} - -int omap_st_disable(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - struct omap_mcbsp_st_data *st_data; - int ret = 0; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - - mcbsp = id_to_mcbsp_ptr(id); - st_data = mcbsp->st_data; - - if (!st_data) - return -ENODEV; - - spin_lock_irq(&mcbsp->lock); - omap_st_stop(mcbsp); - st_data->enabled = 0; - spin_unlock_irq(&mcbsp->lock); - - return ret; -} -EXPORT_SYMBOL(omap_st_disable); - -int omap_st_is_enabled(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - struct omap_mcbsp_st_data *st_data; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - - mcbsp = id_to_mcbsp_ptr(id); - st_data = mcbsp->st_data; - - if (!st_data) - return -ENODEV; - - - return st_data->enabled; -} -EXPORT_SYMBOL(omap_st_is_enabled); - -/* - * omap_mcbsp_set_rx_threshold configures the transmit threshold in words. - * The threshold parameter is 1 based, and it is converted (threshold - 1) - * for the THRSH2 register. - */ -void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold) -{ - struct omap_mcbsp *mcbsp; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return; - } - mcbsp = id_to_mcbsp_ptr(id); - if (mcbsp->pdata->buffer_size == 0) - return; - - if (threshold && threshold <= mcbsp->max_tx_thres) - MCBSP_WRITE(mcbsp, THRSH2, threshold - 1); -} -EXPORT_SYMBOL(omap_mcbsp_set_tx_threshold); - -/* - * omap_mcbsp_set_rx_threshold configures the receive threshold in words. - * The threshold parameter is 1 based, and it is converted (threshold - 1) - * for the THRSH1 register. - */ -void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold) -{ - struct omap_mcbsp *mcbsp; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return; - } - mcbsp = id_to_mcbsp_ptr(id); - if (mcbsp->pdata->buffer_size == 0) - return; - - if (threshold && threshold <= mcbsp->max_rx_thres) - MCBSP_WRITE(mcbsp, THRSH1, threshold - 1); -} -EXPORT_SYMBOL(omap_mcbsp_set_rx_threshold); - -/* - * omap_mcbsp_get_max_tx_thres just return the current configured - * maximum threshold for transmission - */ -u16 omap_mcbsp_get_max_tx_threshold(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - mcbsp = id_to_mcbsp_ptr(id); - - return mcbsp->max_tx_thres; -} -EXPORT_SYMBOL(omap_mcbsp_get_max_tx_threshold); - -/* - * omap_mcbsp_get_max_rx_thres just return the current configured - * maximum threshold for reception - */ -u16 omap_mcbsp_get_max_rx_threshold(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - mcbsp = id_to_mcbsp_ptr(id); - - return mcbsp->max_rx_thres; -} -EXPORT_SYMBOL(omap_mcbsp_get_max_rx_threshold); - -u16 omap_mcbsp_get_fifo_size(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - mcbsp = id_to_mcbsp_ptr(id); - - return mcbsp->pdata->buffer_size; -} -EXPORT_SYMBOL(omap_mcbsp_get_fifo_size); - -/* - * omap_mcbsp_get_tx_delay returns the number of used slots in the McBSP FIFO - */ -u16 omap_mcbsp_get_tx_delay(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - u16 buffstat; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - mcbsp = id_to_mcbsp_ptr(id); - if (mcbsp->pdata->buffer_size == 0) - return 0; - - /* Returns the number of free locations in the buffer */ - buffstat = MCBSP_READ(mcbsp, XBUFFSTAT); - - /* Number of slots are different in McBSP ports */ - return mcbsp->pdata->buffer_size - buffstat; -} -EXPORT_SYMBOL(omap_mcbsp_get_tx_delay); - -/* - * omap_mcbsp_get_rx_delay returns the number of free slots in the McBSP FIFO - * to reach the threshold value (when the DMA will be triggered to read it) - */ -u16 omap_mcbsp_get_rx_delay(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - u16 buffstat, threshold; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - mcbsp = id_to_mcbsp_ptr(id); - if (mcbsp->pdata->buffer_size == 0) - return 0; - - /* Returns the number of used locations in the buffer */ - buffstat = MCBSP_READ(mcbsp, RBUFFSTAT); - /* RX threshold */ - threshold = MCBSP_READ(mcbsp, THRSH1); - - /* Return the number of location till we reach the threshold limit */ - if (threshold <= buffstat) - return 0; - else - return threshold - buffstat; -} -EXPORT_SYMBOL(omap_mcbsp_get_rx_delay); - -/* - * omap_mcbsp_get_dma_op_mode just return the current configured - * operating mode for the mcbsp channel - */ -int omap_mcbsp_get_dma_op_mode(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - int dma_op_mode; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%u)\n", __func__, id + 1); - return -ENODEV; - } - mcbsp = id_to_mcbsp_ptr(id); - - dma_op_mode = mcbsp->dma_op_mode; - - return dma_op_mode; -} -EXPORT_SYMBOL(omap_mcbsp_get_dma_op_mode); - -int omap_mcbsp_request(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - void *reg_cache; - int err; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return -ENODEV; - } - mcbsp = id_to_mcbsp_ptr(id); - - reg_cache = kzalloc(mcbsp->reg_cache_size, GFP_KERNEL); - if (!reg_cache) { - return -ENOMEM; - } - - spin_lock(&mcbsp->lock); - if (!mcbsp->free) { - dev_err(mcbsp->dev, "McBSP%d is currently in use\n", - mcbsp->id); - err = -EBUSY; - goto err_kfree; - } - - mcbsp->free = false; - mcbsp->reg_cache = reg_cache; - spin_unlock(&mcbsp->lock); - - if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->request) - mcbsp->pdata->ops->request(id); - - pm_runtime_get_sync(mcbsp->dev); - - /* Enable wakeup behavior */ - if (mcbsp->pdata->has_wakeup) - MCBSP_WRITE(mcbsp, WAKEUPEN, XRDYEN | RRDYEN); - - /* - * Make sure that transmitter, receiver and sample-rate generator are - * not running before activating IRQs. - */ - MCBSP_WRITE(mcbsp, SPCR1, 0); - MCBSP_WRITE(mcbsp, SPCR2, 0); - - err = request_irq(mcbsp->tx_irq, omap_mcbsp_tx_irq_handler, - 0, "McBSP", (void *)mcbsp); - if (err != 0) { - dev_err(mcbsp->dev, "Unable to request TX IRQ %d " - "for McBSP%d\n", mcbsp->tx_irq, - mcbsp->id); - goto err_clk_disable; - } - - if (mcbsp->rx_irq) { - err = request_irq(mcbsp->rx_irq, - omap_mcbsp_rx_irq_handler, - 0, "McBSP", (void *)mcbsp); - if (err != 0) { - dev_err(mcbsp->dev, "Unable to request RX IRQ %d " - "for McBSP%d\n", mcbsp->rx_irq, - mcbsp->id); - goto err_free_irq; - } - } - - return 0; -err_free_irq: - free_irq(mcbsp->tx_irq, (void *)mcbsp); -err_clk_disable: - if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->free) - mcbsp->pdata->ops->free(id); - - /* Disable wakeup behavior */ - if (mcbsp->pdata->has_wakeup) - MCBSP_WRITE(mcbsp, WAKEUPEN, 0); - - pm_runtime_put_sync(mcbsp->dev); - - spin_lock(&mcbsp->lock); - mcbsp->free = true; - mcbsp->reg_cache = NULL; -err_kfree: - spin_unlock(&mcbsp->lock); - kfree(reg_cache); - - return err; -} -EXPORT_SYMBOL(omap_mcbsp_request); - -void omap_mcbsp_free(unsigned int id) -{ - struct omap_mcbsp *mcbsp; - void *reg_cache; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return; - } - mcbsp = id_to_mcbsp_ptr(id); - - if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->free) - mcbsp->pdata->ops->free(id); - - /* Disable wakeup behavior */ - if (mcbsp->pdata->has_wakeup) - MCBSP_WRITE(mcbsp, WAKEUPEN, 0); - - pm_runtime_put_sync(mcbsp->dev); - - if (mcbsp->rx_irq) - free_irq(mcbsp->rx_irq, (void *)mcbsp); - free_irq(mcbsp->tx_irq, (void *)mcbsp); - - reg_cache = mcbsp->reg_cache; - - spin_lock(&mcbsp->lock); - if (mcbsp->free) - dev_err(mcbsp->dev, "McBSP%d was not reserved\n", mcbsp->id); - else - mcbsp->free = true; - mcbsp->reg_cache = NULL; - spin_unlock(&mcbsp->lock); - - if (reg_cache) - kfree(reg_cache); -} -EXPORT_SYMBOL(omap_mcbsp_free); - -/* - * Here we start the McBSP, by enabling transmitter, receiver or both. - * If no transmitter or receiver is active prior calling, then sample-rate - * generator and frame sync are started. - */ -void omap_mcbsp_start(unsigned int id, int tx, int rx) -{ - struct omap_mcbsp *mcbsp; - int enable_srg = 0; - u16 w; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return; - } - mcbsp = id_to_mcbsp_ptr(id); - - if (mcbsp->st_data) - omap_st_start(mcbsp); - - /* Only enable SRG, if McBSP is master */ - w = MCBSP_READ_CACHE(mcbsp, PCR0); - if (w & (FSXM | FSRM | CLKXM | CLKRM)) - enable_srg = !((MCBSP_READ_CACHE(mcbsp, SPCR2) | - MCBSP_READ_CACHE(mcbsp, SPCR1)) & 1); - - if (enable_srg) { - /* Start the sample generator */ - w = MCBSP_READ_CACHE(mcbsp, SPCR2); - MCBSP_WRITE(mcbsp, SPCR2, w | (1 << 6)); - } - - /* Enable transmitter and receiver */ - tx &= 1; - w = MCBSP_READ_CACHE(mcbsp, SPCR2); - MCBSP_WRITE(mcbsp, SPCR2, w | tx); - - rx &= 1; - w = MCBSP_READ_CACHE(mcbsp, SPCR1); - MCBSP_WRITE(mcbsp, SPCR1, w | rx); - - /* - * Worst case: CLKSRG*2 = 8000khz: (1/8000) * 2 * 2 usec - * REVISIT: 100us may give enough time for two CLKSRG, however - * due to some unknown PM related, clock gating etc. reason it - * is now at 500us. - */ - udelay(500); - - if (enable_srg) { - /* Start frame sync */ - w = MCBSP_READ_CACHE(mcbsp, SPCR2); - MCBSP_WRITE(mcbsp, SPCR2, w | (1 << 7)); - } - - if (mcbsp->pdata->has_ccr) { - /* Release the transmitter and receiver */ - w = MCBSP_READ_CACHE(mcbsp, XCCR); - w &= ~(tx ? XDISABLE : 0); - MCBSP_WRITE(mcbsp, XCCR, w); - w = MCBSP_READ_CACHE(mcbsp, RCCR); - w &= ~(rx ? RDISABLE : 0); - MCBSP_WRITE(mcbsp, RCCR, w); - } - - /* Dump McBSP Regs */ - omap_mcbsp_dump_reg(id); -} -EXPORT_SYMBOL(omap_mcbsp_start); - -void omap_mcbsp_stop(unsigned int id, int tx, int rx) -{ - struct omap_mcbsp *mcbsp; - int idle; - u16 w; - - if (!omap_mcbsp_check_valid_id(id)) { - printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); - return; - } - - mcbsp = id_to_mcbsp_ptr(id); - - /* Reset transmitter */ - tx &= 1; - if (mcbsp->pdata->has_ccr) { - w = MCBSP_READ_CACHE(mcbsp, XCCR); - w |= (tx ? XDISABLE : 0); - MCBSP_WRITE(mcbsp, XCCR, w); - } - w = MCBSP_READ_CACHE(mcbsp, SPCR2); - MCBSP_WRITE(mcbsp, SPCR2, w & ~tx); - - /* Reset receiver */ - rx &= 1; - if (mcbsp->pdata->has_ccr) { - w = MCBSP_READ_CACHE(mcbsp, RCCR); - w |= (rx ? RDISABLE : 0); - MCBSP_WRITE(mcbsp, RCCR, w); - } - w = MCBSP_READ_CACHE(mcbsp, SPCR1); - MCBSP_WRITE(mcbsp, SPCR1, w & ~rx); - - idle = !((MCBSP_READ_CACHE(mcbsp, SPCR2) | - MCBSP_READ_CACHE(mcbsp, SPCR1)) & 1); - - if (idle) { - /* Reset the sample rate generator */ - w = MCBSP_READ_CACHE(mcbsp, SPCR2); - MCBSP_WRITE(mcbsp, SPCR2, w & ~(1 << 6)); - } - - if (mcbsp->st_data) - omap_st_stop(mcbsp); -} -EXPORT_SYMBOL(omap_mcbsp_stop); - -int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id) -{ - struct omap_mcbsp *mcbsp; - const char *src; - - if (!omap_mcbsp_check_valid_id(id)) { - pr_err("%s: Invalid id (%d)\n", __func__, id + 1); - return -EINVAL; - } - mcbsp = id_to_mcbsp_ptr(id); - - if (fck_src_id == MCBSP_CLKS_PAD_SRC) - src = "clks_ext"; - else if (fck_src_id == MCBSP_CLKS_PRCM_SRC) - src = "clks_fclk"; - else - return -EINVAL; - - if (mcbsp->pdata->set_clk_src) - return mcbsp->pdata->set_clk_src(mcbsp->dev, mcbsp->fclk, src); - else - return -EINVAL; -} -EXPORT_SYMBOL(omap2_mcbsp_set_clks_src); - -void omap2_mcbsp1_mux_clkr_src(u8 mux) -{ - struct omap_mcbsp *mcbsp; - const char *src; - - if (mux == CLKR_SRC_CLKR) - src = "clkr"; - else if (mux == CLKR_SRC_CLKX) - src = "clkx"; - else - return; - - mcbsp = id_to_mcbsp_ptr(0); - if (mcbsp->pdata->mux_signal) - mcbsp->pdata->mux_signal(mcbsp->dev, "clkr", src); -} -EXPORT_SYMBOL(omap2_mcbsp1_mux_clkr_src); - -void omap2_mcbsp1_mux_fsr_src(u8 mux) -{ - struct omap_mcbsp *mcbsp; - const char *src; - - if (mux == FSR_SRC_FSR) - src = "fsr"; - else if (mux == FSR_SRC_FSX) - src = "fsx"; - else - return; - - mcbsp = id_to_mcbsp_ptr(0); - if (mcbsp->pdata->mux_signal) - mcbsp->pdata->mux_signal(mcbsp->dev, "fsr", src); -} -EXPORT_SYMBOL(omap2_mcbsp1_mux_fsr_src); - -#define max_thres(m) (mcbsp->pdata->buffer_size) -#define valid_threshold(m, val) ((val) <= max_thres(m)) -#define THRESHOLD_PROP_BUILDER(prop) \ -static ssize_t prop##_show(struct device *dev, \ - struct device_attribute *attr, char *buf) \ -{ \ - struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); \ - \ - return sprintf(buf, "%u\n", mcbsp->prop); \ -} \ - \ -static ssize_t prop##_store(struct device *dev, \ - struct device_attribute *attr, \ - const char *buf, size_t size) \ -{ \ - struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); \ - unsigned long val; \ - int status; \ - \ - status = strict_strtoul(buf, 0, &val); \ - if (status) \ - return status; \ - \ - if (!valid_threshold(mcbsp, val)) \ - return -EDOM; \ - \ - mcbsp->prop = val; \ - return size; \ -} \ - \ -static DEVICE_ATTR(prop, 0644, prop##_show, prop##_store); - -THRESHOLD_PROP_BUILDER(max_tx_thres); -THRESHOLD_PROP_BUILDER(max_rx_thres); - -static const char *dma_op_modes[] = { - "element", "threshold", "frame", -}; - -static ssize_t dma_op_mode_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); - int dma_op_mode, i = 0; - ssize_t len = 0; - const char * const *s; - - dma_op_mode = mcbsp->dma_op_mode; - - for (s = &dma_op_modes[i]; i < ARRAY_SIZE(dma_op_modes); s++, i++) { - if (dma_op_mode == i) - len += sprintf(buf + len, "[%s] ", *s); - else - len += sprintf(buf + len, "%s ", *s); - } - len += sprintf(buf + len, "\n"); - - return len; -} - -static ssize_t dma_op_mode_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t size) -{ - struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); - const char * const *s; - int i = 0; - - for (s = &dma_op_modes[i]; i < ARRAY_SIZE(dma_op_modes); s++, i++) - if (sysfs_streq(buf, *s)) - break; - - if (i == ARRAY_SIZE(dma_op_modes)) - return -EINVAL; - - spin_lock_irq(&mcbsp->lock); - if (!mcbsp->free) { - size = -EBUSY; - goto unlock; - } - mcbsp->dma_op_mode = i; - -unlock: - spin_unlock_irq(&mcbsp->lock); - - return size; -} - -static DEVICE_ATTR(dma_op_mode, 0644, dma_op_mode_show, dma_op_mode_store); - -static const struct attribute *additional_attrs[] = { - &dev_attr_max_tx_thres.attr, - &dev_attr_max_rx_thres.attr, - &dev_attr_dma_op_mode.attr, - NULL, -}; - -static const struct attribute_group additional_attr_group = { - .attrs = (struct attribute **)additional_attrs, -}; - -static ssize_t st_taps_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); - struct omap_mcbsp_st_data *st_data = mcbsp->st_data; - ssize_t status = 0; - int i; - - spin_lock_irq(&mcbsp->lock); - for (i = 0; i < st_data->nr_taps; i++) - status += sprintf(&buf[status], (i ? ", %d" : "%d"), - st_data->taps[i]); - if (i) - status += sprintf(&buf[status], "\n"); - spin_unlock_irq(&mcbsp->lock); - - return status; -} - -static ssize_t st_taps_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t size) -{ - struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); - struct omap_mcbsp_st_data *st_data = mcbsp->st_data; - int val, tmp, status, i = 0; - - spin_lock_irq(&mcbsp->lock); - memset(st_data->taps, 0, sizeof(st_data->taps)); - st_data->nr_taps = 0; - - do { - status = sscanf(buf, "%d%n", &val, &tmp); - if (status < 0 || status == 0) { - size = -EINVAL; - goto out; - } - if (val < -32768 || val > 32767) { - size = -EINVAL; - goto out; - } - st_data->taps[i++] = val; - buf += tmp; - if (*buf != ',') - break; - buf++; - } while (1); - - st_data->nr_taps = i; - -out: - spin_unlock_irq(&mcbsp->lock); - - return size; -} - -static DEVICE_ATTR(st_taps, 0644, st_taps_show, st_taps_store); - -static const struct attribute *sidetone_attrs[] = { - &dev_attr_st_taps.attr, - NULL, -}; - -static const struct attribute_group sidetone_attr_group = { - .attrs = (struct attribute **)sidetone_attrs, -}; - -static int __devinit omap_st_add(struct omap_mcbsp *mcbsp, - struct resource *res) -{ - struct omap_mcbsp_st_data *st_data; - int err; - - st_data = kzalloc(sizeof(*mcbsp->st_data), GFP_KERNEL); - if (!st_data) { - err = -ENOMEM; - goto err1; - } - - st_data->io_base_st = ioremap(res->start, resource_size(res)); - if (!st_data->io_base_st) { - err = -ENOMEM; - goto err2; - } - - err = sysfs_create_group(&mcbsp->dev->kobj, &sidetone_attr_group); - if (err) - goto err3; - - mcbsp->st_data = st_data; - return 0; - -err3: - iounmap(st_data->io_base_st); -err2: - kfree(st_data); -err1: - return err; - -} - -static void __devexit omap_st_remove(struct omap_mcbsp *mcbsp) -{ - struct omap_mcbsp_st_data *st_data = mcbsp->st_data; - - sysfs_remove_group(&mcbsp->dev->kobj, &sidetone_attr_group); - iounmap(st_data->io_base_st); - kfree(st_data); -} - -/* - * McBSP1 and McBSP3 are directly mapped on 1610 and 1510. - * 730 has only 2 McBSP, and both of them are MPU peripherals. - */ -static int __devinit omap_mcbsp_probe(struct platform_device *pdev) -{ - struct omap_mcbsp_platform_data *pdata = pdev->dev.platform_data; - struct omap_mcbsp *mcbsp; - int id = pdev->id - 1; - struct resource *res; - int ret = 0; - - if (!pdata) { - dev_err(&pdev->dev, "McBSP device initialized without" - "platform data\n"); - ret = -EINVAL; - goto exit; - } - - dev_dbg(&pdev->dev, "Initializing OMAP McBSP (%d).\n", pdev->id); - - if (id >= omap_mcbsp_count) { - dev_err(&pdev->dev, "Invalid McBSP device id (%d)\n", id); - ret = -EINVAL; - goto exit; - } - - mcbsp = kzalloc(sizeof(struct omap_mcbsp), GFP_KERNEL); - if (!mcbsp) { - ret = -ENOMEM; - goto exit; - } - - spin_lock_init(&mcbsp->lock); - mcbsp->id = id + 1; - mcbsp->free = true; - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu"); - if (!res) { - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(&pdev->dev, "%s:mcbsp%d has invalid memory" - "resource\n", __func__, pdev->id); - ret = -ENOMEM; - goto exit; - } - } - mcbsp->phys_base = res->start; - mcbsp->reg_cache_size = resource_size(res); - mcbsp->io_base = ioremap(res->start, resource_size(res)); - if (!mcbsp->io_base) { - ret = -ENOMEM; - goto err_ioremap; - } - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dma"); - if (!res) - mcbsp->phys_dma_base = mcbsp->phys_base; - else - mcbsp->phys_dma_base = res->start; - - mcbsp->tx_irq = platform_get_irq_byname(pdev, "tx"); - mcbsp->rx_irq = platform_get_irq_byname(pdev, "rx"); - - /* From OMAP4 there will be a single irq line */ - if (mcbsp->tx_irq == -ENXIO) - mcbsp->tx_irq = platform_get_irq(pdev, 0); - - res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "rx"); - if (!res) { - dev_err(&pdev->dev, "%s:mcbsp%d has invalid rx DMA channel\n", - __func__, pdev->id); - ret = -ENODEV; - goto err_res; - } - mcbsp->dma_rx_sync = res->start; - - res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "tx"); - if (!res) { - dev_err(&pdev->dev, "%s:mcbsp%d has invalid tx DMA channel\n", - __func__, pdev->id); - ret = -ENODEV; - goto err_res; - } - mcbsp->dma_tx_sync = res->start; - - mcbsp->fclk = clk_get(&pdev->dev, "fck"); - if (IS_ERR(mcbsp->fclk)) { - ret = PTR_ERR(mcbsp->fclk); - dev_err(&pdev->dev, "unable to get fck: %d\n", ret); - goto err_res; - } - - mcbsp->pdata = pdata; - mcbsp->dev = &pdev->dev; - mcbsp_ptr[id] = mcbsp; - platform_set_drvdata(pdev, mcbsp); - pm_runtime_enable(mcbsp->dev); - - mcbsp->dma_op_mode = MCBSP_DMA_MODE_ELEMENT; - if (mcbsp->pdata->buffer_size) { - /* - * Initially configure the maximum thresholds to a safe value. - * The McBSP FIFO usage with these values should not go under - * 16 locations. - * If the whole FIFO without safety buffer is used, than there - * is a possibility that the DMA will be not able to push the - * new data on time, causing channel shifts in runtime. - */ - mcbsp->max_tx_thres = max_thres(mcbsp) - 0x10; - mcbsp->max_rx_thres = max_thres(mcbsp) - 0x10; - - ret = sysfs_create_group(&mcbsp->dev->kobj, - &additional_attr_group); - if (ret) { - dev_err(mcbsp->dev, - "Unable to create additional controls\n"); - goto err_thres; - } - } else { - mcbsp->max_tx_thres = -EINVAL; - mcbsp->max_rx_thres = -EINVAL; - } - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sidetone"); - if (res) { - ret = omap_st_add(mcbsp, res); - if (ret) { - dev_err(mcbsp->dev, - "Unable to create sidetone controls\n"); - goto err_st; - } - } - - return 0; - -err_st: - if (mcbsp->pdata->buffer_size) - sysfs_remove_group(&mcbsp->dev->kobj, - &additional_attr_group); -err_thres: - clk_put(mcbsp->fclk); -err_res: - iounmap(mcbsp->io_base); -err_ioremap: - kfree(mcbsp); -exit: - return ret; -} - -static int __devexit omap_mcbsp_remove(struct platform_device *pdev) -{ - struct omap_mcbsp *mcbsp = platform_get_drvdata(pdev); - - platform_set_drvdata(pdev, NULL); - if (mcbsp) { - - if (mcbsp->pdata && mcbsp->pdata->ops && - mcbsp->pdata->ops->free) - mcbsp->pdata->ops->free(mcbsp->id); - - if (mcbsp->pdata->buffer_size) - sysfs_remove_group(&mcbsp->dev->kobj, - &additional_attr_group); - - if (mcbsp->st_data) - omap_st_remove(mcbsp); - - clk_put(mcbsp->fclk); - - iounmap(mcbsp->io_base); - kfree(mcbsp); - } - - return 0; -} - -static struct platform_driver omap_mcbsp_driver = { - .probe = omap_mcbsp_probe, - .remove = __devexit_p(omap_mcbsp_remove), - .driver = { - .name = "omap-mcbsp", - }, -}; - -int __init omap_mcbsp_init(void) -{ - /* Register the McBSP driver */ - return platform_driver_register(&omap_mcbsp_driver); -} diff --git a/arch/arm/plat-samsung/include/plat/regs-fb.h b/arch/arm/plat-samsung/include/plat/regs-fb.h index 8f39aa5b26ea..9a78012d6f43 100644 --- a/arch/arm/plat-samsung/include/plat/regs-fb.h +++ b/arch/arm/plat-samsung/include/plat/regs-fb.h @@ -91,6 +91,9 @@ #define VIDCON1_VSTATUS_BACKPORCH (0x1 << 13) #define VIDCON1_VSTATUS_ACTIVE (0x2 << 13) #define VIDCON1_VSTATUS_FRONTPORCH (0x0 << 13) +#define VIDCON1_VCLK_MASK (0x3 << 9) +#define VIDCON1_VCLK_HOLD (0x0 << 9) +#define VIDCON1_VCLK_RUN (0x1 << 9) #define VIDCON1_INV_VCLK (1 << 7) #define VIDCON1_INV_HSYNC (1 << 6) @@ -164,15 +167,17 @@ #define VIDTCON1_HSPW(_x) ((_x) << 0) #define VIDTCON2 (0x18) +#define VIDTCON2_LINEVAL_E(_x) ((((_x) & 0x800) >> 11) << 23) #define VIDTCON2_LINEVAL_MASK (0x7ff << 11) #define VIDTCON2_LINEVAL_SHIFT (11) #define VIDTCON2_LINEVAL_LIMIT (0x7ff) -#define VIDTCON2_LINEVAL(_x) ((_x) << 11) +#define VIDTCON2_LINEVAL(_x) (((_x) & 0x7ff) << 11) +#define VIDTCON2_HOZVAL_E(_x) ((((_x) & 0x800) >> 11) << 22) #define VIDTCON2_HOZVAL_MASK (0x7ff << 0) #define VIDTCON2_HOZVAL_SHIFT (0) #define VIDTCON2_HOZVAL_LIMIT (0x7ff) -#define VIDTCON2_HOZVAL(_x) ((_x) << 0) +#define VIDTCON2_HOZVAL(_x) (((_x) & 0x7ff) << 0) /* WINCONx */ @@ -228,25 +233,29 @@ /* Local input channels (windows 0-2) */ #define SHADOWCON_CHx_LOCAL_ENABLE(_win) (1 << (5 + (_win))) +#define VIDOSDxA_TOPLEFT_X_E(_x) ((((_x) & 0x800) >> 11) << 23) #define VIDOSDxA_TOPLEFT_X_MASK (0x7ff << 11) #define VIDOSDxA_TOPLEFT_X_SHIFT (11) #define VIDOSDxA_TOPLEFT_X_LIMIT (0x7ff) -#define VIDOSDxA_TOPLEFT_X(_x) ((_x) << 11) +#define VIDOSDxA_TOPLEFT_X(_x) (((_x) & 0x7ff) << 11) +#define VIDOSDxA_TOPLEFT_Y_E(_x) ((((_x) & 0x800) >> 11) << 22) #define VIDOSDxA_TOPLEFT_Y_MASK (0x7ff << 0) #define VIDOSDxA_TOPLEFT_Y_SHIFT (0) #define VIDOSDxA_TOPLEFT_Y_LIMIT (0x7ff) -#define VIDOSDxA_TOPLEFT_Y(_x) ((_x) << 0) +#define VIDOSDxA_TOPLEFT_Y(_x) (((_x) & 0x7ff) << 0) +#define VIDOSDxB_BOTRIGHT_X_E(_x) ((((_x) & 0x800) >> 11) << 23) #define VIDOSDxB_BOTRIGHT_X_MASK (0x7ff << 11) #define VIDOSDxB_BOTRIGHT_X_SHIFT (11) #define VIDOSDxB_BOTRIGHT_X_LIMIT (0x7ff) -#define VIDOSDxB_BOTRIGHT_X(_x) ((_x) << 11) +#define VIDOSDxB_BOTRIGHT_X(_x) (((_x) & 0x7ff) << 11) +#define VIDOSDxB_BOTRIGHT_Y_E(_x) ((((_x) & 0x800) >> 11) << 22) #define VIDOSDxB_BOTRIGHT_Y_MASK (0x7ff << 0) #define VIDOSDxB_BOTRIGHT_Y_SHIFT (0) #define VIDOSDxB_BOTRIGHT_Y_LIMIT (0x7ff) -#define VIDOSDxB_BOTRIGHT_Y(_x) ((_x) << 0) +#define VIDOSDxB_BOTRIGHT_Y(_x) (((_x) & 0x7ff) << 0) /* For VIDOSD[1..4]C */ #define VIDISD14C_ALPHA0_R(_x) ((_x) << 20) @@ -278,15 +287,17 @@ #define VIDW_BUF_END1(_buff) (0xD4 + ((_buff) * 8)) #define VIDW_BUF_SIZE(_buff) (0x100 + ((_buff) * 4)) +#define VIDW_BUF_SIZE_OFFSET_E(_x) ((((_x) & 0x2000) >> 13) << 27) #define VIDW_BUF_SIZE_OFFSET_MASK (0x1fff << 13) #define VIDW_BUF_SIZE_OFFSET_SHIFT (13) #define VIDW_BUF_SIZE_OFFSET_LIMIT (0x1fff) -#define VIDW_BUF_SIZE_OFFSET(_x) ((_x) << 13) +#define VIDW_BUF_SIZE_OFFSET(_x) (((_x) & 0x1fff) << 13) +#define VIDW_BUF_SIZE_PAGEWIDTH_E(_x) ((((_x) & 0x2000) >> 13) << 26) #define VIDW_BUF_SIZE_PAGEWIDTH_MASK (0x1fff << 0) #define VIDW_BUF_SIZE_PAGEWIDTH_SHIFT (0) #define VIDW_BUF_SIZE_PAGEWIDTH_LIMIT (0x1fff) -#define VIDW_BUF_SIZE_PAGEWIDTH(_x) ((_x) << 0) +#define VIDW_BUF_SIZE_PAGEWIDTH(_x) (((_x) & 0x1fff) << 0) /* Interrupt controls and status */ @@ -384,3 +395,9 @@ #define WPALCON_W0PAL_16BPP_A555 (0x5 << 0) #define WPALCON_W0PAL_16BPP_565 (0x6 << 0) +/* Blending equation control */ +#define BLENDCON (0x260) +#define BLENDCON_NEW_MASK (1 << 0) +#define BLENDCON_NEW_8BIT_ALPHA_VALUE (1 << 0) +#define BLENDCON_NEW_4BIT_ALPHA_VALUE (0 << 0) + diff --git a/arch/arm/plat-spear/include/plat/keyboard.h b/arch/arm/plat-spear/include/plat/keyboard.h index 68b5394fc583..c16cc31ecbed 100644 --- a/arch/arm/plat-spear/include/plat/keyboard.h +++ b/arch/arm/plat-spear/include/plat/keyboard.h @@ -15,7 +15,7 @@ #include <linux/input/matrix_keypad.h> #include <linux/types.h> -#define DECLARE_KEYMAP(_name) \ +#define DECLARE_9x9_KEYMAP(_name) \ int _name[] = { \ KEY(0, 0, KEY_ESC), \ KEY(0, 1, KEY_1), \ @@ -62,24 +62,6 @@ int _name[] = { \ KEY(4, 6, KEY_Z), \ KEY(4, 7, KEY_X), \ KEY(4, 8, KEY_C), \ - KEY(4, 0, KEY_L), \ - KEY(4, 1, KEY_SEMICOLON), \ - KEY(4, 2, KEY_APOSTROPHE), \ - KEY(4, 3, KEY_GRAVE), \ - KEY(4, 4, KEY_LEFTSHIFT), \ - KEY(4, 5, KEY_BACKSLASH), \ - KEY(4, 6, KEY_Z), \ - KEY(4, 7, KEY_X), \ - KEY(4, 8, KEY_C), \ - KEY(4, 0, KEY_L), \ - KEY(4, 1, KEY_SEMICOLON), \ - KEY(4, 2, KEY_APOSTROPHE), \ - KEY(4, 3, KEY_GRAVE), \ - KEY(4, 4, KEY_LEFTSHIFT), \ - KEY(4, 5, KEY_BACKSLASH), \ - KEY(4, 6, KEY_Z), \ - KEY(4, 7, KEY_X), \ - KEY(4, 8, KEY_C), \ KEY(5, 0, KEY_V), \ KEY(5, 1, KEY_B), \ KEY(5, 2, KEY_N), \ @@ -118,10 +100,55 @@ int _name[] = { \ KEY(8, 8, KEY_KP0), \ } +#define DECLARE_6x6_KEYMAP(_name) \ +int _name[] = { \ + KEY(0, 0, KEY_RESERVED), \ + KEY(0, 1, KEY_1), \ + KEY(0, 2, KEY_2), \ + KEY(0, 3, KEY_3), \ + KEY(0, 4, KEY_4), \ + KEY(0, 5, KEY_5), \ + KEY(1, 0, KEY_Q), \ + KEY(1, 1, KEY_W), \ + KEY(1, 2, KEY_E), \ + KEY(1, 3, KEY_R), \ + KEY(1, 4, KEY_T), \ + KEY(1, 5, KEY_Y), \ + KEY(2, 0, KEY_D), \ + KEY(2, 1, KEY_F), \ + KEY(2, 2, KEY_G), \ + KEY(2, 3, KEY_H), \ + KEY(2, 4, KEY_J), \ + KEY(2, 5, KEY_K), \ + KEY(3, 0, KEY_B), \ + KEY(3, 1, KEY_N), \ + KEY(3, 2, KEY_M), \ + KEY(3, 3, KEY_COMMA), \ + KEY(3, 4, KEY_DOT), \ + KEY(3, 5, KEY_SLASH), \ + KEY(4, 0, KEY_F6), \ + KEY(4, 1, KEY_F7), \ + KEY(4, 2, KEY_F8), \ + KEY(4, 3, KEY_F9), \ + KEY(4, 4, KEY_F10), \ + KEY(4, 5, KEY_NUMLOCK), \ + KEY(5, 0, KEY_KP2), \ + KEY(5, 1, KEY_KP3), \ + KEY(5, 2, KEY_KP0), \ + KEY(5, 3, KEY_KPDOT), \ + KEY(5, 4, KEY_RO), \ + KEY(5, 5, KEY_ZENKAKUHANKAKU), \ +} + +#define KEYPAD_9x9 0 +#define KEYPAD_6x6 1 +#define KEYPAD_2x2 2 + /** * struct kbd_platform_data - spear keyboard platform data * keymap: pointer to keymap data (table and size) * rep: enables key autorepeat + * mode: choose keyboard support(9x9, 6x6, 2x2) * * This structure is supposed to be used by platform code to supply * keymaps to drivers that implement keyboards. @@ -129,6 +156,7 @@ int _name[] = { \ struct kbd_platform_data { const struct matrix_keymap_data *keymap; bool rep; + unsigned int mode; }; /* This function is used to set platform data field of pdev->dev */ diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index abe5a9e85148..c1269a1085e1 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -36,6 +36,7 @@ config BLACKFIN select GENERIC_ATOMIC64 select GENERIC_IRQ_PROBE select IRQ_PER_CPU if SMP + select HAVE_NMI_WATCHDOG if NMI_WATCHDOG config GENERIC_CSUM def_bool y diff --git a/arch/blackfin/configs/BF518F-EZBRD_defconfig b/arch/blackfin/configs/BF518F-EZBRD_defconfig index 0b7039cf07ff..383007877b2b 100644 --- a/arch/blackfin/configs/BF518F-EZBRD_defconfig +++ b/arch/blackfin/configs/BF518F-EZBRD_defconfig @@ -4,9 +4,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -35,7 +33,6 @@ CONFIG_C_CDPRIO=y CONFIG_BANK_3=0x99B2 CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -51,7 +48,6 @@ CONFIG_IP_PNP=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_JEDECPROBE=m @@ -60,20 +56,28 @@ CONFIG_MTD_ROM=m CONFIG_MTD_COMPLEX_MAPPINGS=y CONFIG_BLK_DEV_RAM=y CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +CONFIG_NET_BFIN=y CONFIG_BFIN_MAC=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set # CONFIG_INPUT is not set # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_BFIN_JTAG_COMM=m +# CONFIG_DEVKMEM is not set CONFIG_SERIAL_BFIN=y CONFIG_SERIAL_BFIN_CONSOLE=y CONFIG_SERIAL_BFIN_UART0=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_I2C=y CONFIG_I2C_CHARDEV=y @@ -97,16 +101,13 @@ CONFIG_EXT2_FS=m CONFIG_VFAT_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y -CONFIG_SMB_FS=m CONFIG_NLS_CODEPAGE_437=m CONFIG_NLS_CODEPAGE_936=m CONFIG_NLS_ISO8859_1=m CONFIG_NLS_UTF8=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_FTRACE is not set CONFIG_DEBUG_MMRS=y CONFIG_DEBUG_HWERR=y diff --git a/arch/blackfin/configs/BF526-EZBRD_defconfig b/arch/blackfin/configs/BF526-EZBRD_defconfig index 5553205d7cbe..2f2c6acf210c 100644 --- a/arch/blackfin/configs/BF526-EZBRD_defconfig +++ b/arch/blackfin/configs/BF526-EZBRD_defconfig @@ -4,9 +4,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -40,7 +38,6 @@ CONFIG_C_CDPRIO=y CONFIG_BANK_3=0x99B2 CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -56,7 +53,6 @@ CONFIG_IP_PNP=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y @@ -74,10 +70,18 @@ CONFIG_BLK_DEV_SD=y CONFIG_BLK_DEV_SR=m # CONFIG_SCSI_LOWLEVEL is not set CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +CONFIG_NET_BFIN=y CONFIG_BFIN_MAC=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSEDEV is not set @@ -85,12 +89,12 @@ CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSE is not set CONFIG_INPUT_MISC=y # CONFIG_SERIO is not set -# CONFIG_DEVKMEM is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_BFIN_JTAG_COMM=m +# CONFIG_DEVKMEM is not set CONFIG_SERIAL_BFIN=y CONFIG_SERIAL_BFIN_CONSOLE=y CONFIG_SERIAL_BFIN_UART1=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_I2C=y CONFIG_I2C_CHARDEV=m @@ -123,7 +127,6 @@ CONFIG_USB_DEVICEFS=y # CONFIG_USB_DEVICE_CLASS is not set CONFIG_USB_OTG_BLACKLIST_HUB=y CONFIG_USB_MON=y -CONFIG_USB_MUSB_HDRC=y CONFIG_USB_STORAGE=y CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_BFIN=y @@ -135,16 +138,13 @@ CONFIG_VFAT_FS=m CONFIG_JFFS2_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y -CONFIG_SMB_FS=m CONFIG_NLS_CODEPAGE_437=m CONFIG_NLS_CODEPAGE_936=m CONFIG_NLS_ISO8859_1=m CONFIG_NLS_UTF8=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_FTRACE is not set CONFIG_DEBUG_MMRS=y CONFIG_DEBUG_HWERR=y diff --git a/arch/blackfin/configs/BF527-EZKIT-V2_defconfig b/arch/blackfin/configs/BF527-EZKIT-V2_defconfig index 498f64a87050..91535c38e7f2 100644 --- a/arch/blackfin/configs/BF527-EZKIT-V2_defconfig +++ b/arch/blackfin/configs/BF527-EZKIT-V2_defconfig @@ -4,9 +4,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -39,7 +37,6 @@ CONFIG_C_CDPRIO=y CONFIG_BANK_3=0x99B2 CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -61,7 +58,6 @@ CONFIG_BFIN_SIR0=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CHAR=m CONFIG_MTD_BLOCK=y CONFIG_MTD_JEDECPROBE=m @@ -77,10 +73,18 @@ CONFIG_BLK_DEV_SD=y CONFIG_BLK_DEV_SR=m # CONFIG_SCSI_LOWLEVEL is not set CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +CONFIG_NET_BFIN=y CONFIG_BFIN_MAC=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSEDEV is not set @@ -93,12 +97,12 @@ CONFIG_TOUCHSCREEN_AD7879=y CONFIG_TOUCHSCREEN_AD7879_I2C=y CONFIG_INPUT_MISC=y # CONFIG_SERIO is not set -# CONFIG_DEVKMEM is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_BFIN_JTAG_COMM=m +# CONFIG_DEVKMEM is not set CONFIG_SERIAL_BFIN=y CONFIG_SERIAL_BFIN_CONSOLE=y CONFIG_SERIAL_BFIN_UART1=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_I2C=y CONFIG_I2C_CHARDEV=m @@ -148,7 +152,9 @@ CONFIG_USB_DEVICEFS=y CONFIG_USB_OTG_BLACKLIST_HUB=y CONFIG_USB_MON=y CONFIG_USB_MUSB_HDRC=y +CONFIG_USB_MUSB_BLACKFIN=y CONFIG_USB_STORAGE=y +CONFIG_USB_GADGET=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y CONFIG_LEDS_ADP5520=y @@ -163,16 +169,13 @@ CONFIG_VFAT_FS=m CONFIG_JFFS2_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y -CONFIG_SMB_FS=m CONFIG_NLS_CODEPAGE_437=m CONFIG_NLS_CODEPAGE_936=m CONFIG_NLS_ISO8859_1=m CONFIG_NLS_UTF8=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_FTRACE is not set CONFIG_DEBUG_MMRS=y CONFIG_DEBUG_HWERR=y diff --git a/arch/blackfin/configs/BF527-EZKIT_defconfig b/arch/blackfin/configs/BF527-EZKIT_defconfig index 72e0317565ef..9ccc18a6b4df 100644 --- a/arch/blackfin/configs/BF527-EZKIT_defconfig +++ b/arch/blackfin/configs/BF527-EZKIT_defconfig @@ -4,9 +4,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -38,7 +36,6 @@ CONFIG_C_CDPRIO=y CONFIG_BANK_3=0x99B2 CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -60,7 +57,6 @@ CONFIG_BFIN_SIR0=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CHAR=m CONFIG_MTD_BLOCK=y CONFIG_MTD_JEDECPROBE=m @@ -76,10 +72,18 @@ CONFIG_BLK_DEV_SD=y CONFIG_BLK_DEV_SR=m # CONFIG_SCSI_LOWLEVEL is not set CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +CONFIG_NET_BFIN=y CONFIG_BFIN_MAC=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSEDEV is not set @@ -87,12 +91,12 @@ CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSE is not set CONFIG_INPUT_MISC=y # CONFIG_SERIO is not set -# CONFIG_DEVKMEM is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_BFIN_JTAG_COMM=m +# CONFIG_DEVKMEM is not set CONFIG_SERIAL_BFIN=y CONFIG_SERIAL_BFIN_CONSOLE=y CONFIG_SERIAL_BFIN_UART1=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_I2C=y CONFIG_I2C_CHARDEV=m @@ -142,8 +146,9 @@ CONFIG_USB_DEVICEFS=y CONFIG_USB_OTG_BLACKLIST_HUB=y CONFIG_USB_MON=y CONFIG_USB_MUSB_HDRC=y -CONFIG_MUSB_PIO_ONLY=y +CONFIG_USB_MUSB_BLACKFIN=y CONFIG_USB_STORAGE=y +CONFIG_USB_GADGET=y CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_BFIN=y CONFIG_EXT2_FS=m @@ -155,16 +160,13 @@ CONFIG_VFAT_FS=m CONFIG_JFFS2_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y -CONFIG_SMB_FS=m CONFIG_NLS_CODEPAGE_437=m CONFIG_NLS_CODEPAGE_936=m CONFIG_NLS_ISO8859_1=m CONFIG_NLS_UTF8=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_FTRACE is not set CONFIG_DEBUG_MMRS=y CONFIG_DEBUG_HWERR=y diff --git a/arch/blackfin/configs/BF533-EZKIT_defconfig b/arch/blackfin/configs/BF533-EZKIT_defconfig index 2f075e0b2624..127f20df75a0 100644 --- a/arch/blackfin/configs/BF533-EZKIT_defconfig +++ b/arch/blackfin/configs/BF533-EZKIT_defconfig @@ -4,9 +4,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -32,7 +30,6 @@ CONFIG_C_CDPRIO=y CONFIG_BANK_3=0xAAC2 CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -53,7 +50,6 @@ CONFIG_IRTTY_SIR=m CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CHAR=m CONFIG_MTD_BLOCK=y CONFIG_MTD_JEDECPROBE=m @@ -62,10 +58,16 @@ CONFIG_MTD_ROM=m CONFIG_MTD_COMPLEX_MAPPINGS=y CONFIG_BLK_DEV_RAM=y CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set CONFIG_INPUT=m # CONFIG_INPUT_MOUSEDEV is not set @@ -74,11 +76,11 @@ CONFIG_INPUT_EVDEV=m # CONFIG_INPUT_MOUSE is not set # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_BFIN_JTAG_COMM=m +# CONFIG_DEVKMEM is not set CONFIG_SERIAL_BFIN=y CONFIG_SERIAL_BFIN_CONSOLE=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_SPI=y CONFIG_SPI_BFIN5XX=y @@ -94,12 +96,9 @@ CONFIG_RTC_DRV_BFIN=y CONFIG_JFFS2_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y -CONFIG_SMB_FS=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_FTRACE is not set CONFIG_DEBUG_MMRS=y CONFIG_DEBUG_HWERR=y diff --git a/arch/blackfin/configs/BF533-STAMP_defconfig b/arch/blackfin/configs/BF533-STAMP_defconfig index ab38a82597b2..0df2f921f7e5 100644 --- a/arch/blackfin/configs/BF533-STAMP_defconfig +++ b/arch/blackfin/configs/BF533-STAMP_defconfig @@ -4,9 +4,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -30,7 +28,6 @@ CONFIG_C_CDPRIO=y CONFIG_BANK_3=0xAAC2 CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -62,10 +59,16 @@ CONFIG_MTD_ROM=m CONFIG_MTD_COMPLEX_MAPPINGS=y CONFIG_BLK_DEV_RAM=y CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set # CONFIG_INPUT_MOUSEDEV is not set CONFIG_INPUT_EVDEV=m @@ -74,11 +77,11 @@ CONFIG_INPUT_EVDEV=m CONFIG_INPUT_MISC=y # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_BFIN_JTAG_COMM=m +# CONFIG_DEVKMEM is not set CONFIG_SERIAL_BFIN=y CONFIG_SERIAL_BFIN_CONSOLE=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_I2C=m CONFIG_I2C_CHARDEV=m @@ -106,12 +109,9 @@ CONFIG_RTC_DRV_BFIN=y CONFIG_JFFS2_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y -CONFIG_SMB_FS=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_FTRACE is not set CONFIG_DEBUG_MMRS=y CONFIG_DEBUG_HWERR=y diff --git a/arch/blackfin/configs/BF537-STAMP_defconfig b/arch/blackfin/configs/BF537-STAMP_defconfig index 5c802d6bbbc0..91d3eda42742 100644 --- a/arch/blackfin/configs/BF537-STAMP_defconfig +++ b/arch/blackfin/configs/BF537-STAMP_defconfig @@ -4,9 +4,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -30,7 +28,6 @@ CONFIG_C_CDPRIO=y CONFIG_BANK_3=0x99B2 CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -45,7 +42,6 @@ CONFIG_IP_PNP=y CONFIG_CAN=m CONFIG_CAN_RAW=m CONFIG_CAN_BCM=m -CONFIG_CAN_DEV=m CONFIG_CAN_BFIN=m CONFIG_IRDA=m CONFIG_IRLAN=m @@ -58,7 +54,6 @@ CONFIG_BFIN_SIR1=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_CHAR=m CONFIG_MTD_BLOCK=y @@ -69,11 +64,18 @@ CONFIG_MTD_ROM=m CONFIG_MTD_PHYSMAP=m CONFIG_BLK_DEV_RAM=y CONFIG_NETDEVICES=y -CONFIG_SMSC_PHY=y -CONFIG_NET_ETHERNET=y +CONFIG_NET_BFIN=y CONFIG_BFIN_MAC=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set # CONFIG_INPUT_MOUSEDEV is not set CONFIG_INPUT_EVDEV=m @@ -82,12 +84,12 @@ CONFIG_INPUT_EVDEV=m CONFIG_INPUT_MISC=y # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_BFIN_JTAG_COMM=m +# CONFIG_DEVKMEM is not set CONFIG_SERIAL_BFIN=y CONFIG_SERIAL_BFIN_CONSOLE=y CONFIG_SERIAL_BFIN_UART0=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_I2C=m CONFIG_I2C_CHARDEV=m @@ -117,12 +119,9 @@ CONFIG_RTC_DRV_BFIN=y CONFIG_JFFS2_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y -CONFIG_SMB_FS=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_FTRACE is not set CONFIG_DEBUG_MMRS=y CONFIG_DEBUG_HWERR=y diff --git a/arch/blackfin/configs/BF548-EZKIT_defconfig b/arch/blackfin/configs/BF548-EZKIT_defconfig index 7a1e3bf2b04f..e716fdfd2cf2 100644 --- a/arch/blackfin/configs/BF548-EZKIT_defconfig +++ b/arch/blackfin/configs/BF548-EZKIT_defconfig @@ -5,7 +5,6 @@ CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -85,10 +84,16 @@ CONFIG_ATA=y # CONFIG_SATA_PMP is not set CONFIG_PATA_BF54X=y CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSEDEV is not set @@ -161,6 +166,7 @@ CONFIG_USB_MON=y CONFIG_USB_MUSB_HDRC=y CONFIG_USB_MUSB_BLACKFIN=y CONFIG_USB_STORAGE=y +CONFIG_USB_GADGET=y CONFIG_MMC=y CONFIG_MMC_BLOCK=m CONFIG_SDH_BFIN=y @@ -187,7 +193,6 @@ CONFIG_NLS_CODEPAGE_437=m CONFIG_NLS_CODEPAGE_936=m CONFIG_NLS_ISO8859_1=m CONFIG_NLS_UTF8=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y diff --git a/arch/blackfin/configs/BF561-EZKIT-SMP_defconfig b/arch/blackfin/configs/BF561-EZKIT-SMP_defconfig index 78adbbf39826..680730eeaf23 100644 --- a/arch/blackfin/configs/BF561-EZKIT-SMP_defconfig +++ b/arch/blackfin/configs/BF561-EZKIT-SMP_defconfig @@ -4,9 +4,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -23,17 +21,18 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_IOSCHED_CFQ is not set CONFIG_PREEMPT_VOLUNTARY=y CONFIG_BF561=y -CONFIG_SMP=y CONFIG_IRQ_TIMER0=10 CONFIG_CLKIN_HZ=30000000 CONFIG_HIGH_RES_TIMERS=y CONFIG_NOMMU_INITIAL_TRIM_EXCESS=0 CONFIG_BFIN_GPTIMERS=m +CONFIG_BFIN_EXTMEM_WRITETHROUGH=y +CONFIG_BFIN_L2_DCACHEABLE=y +CONFIG_BFIN_L2_WRITETHROUGH=y CONFIG_C_CDPRIO=y CONFIG_BANK_3=0xAAC2 CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -54,21 +53,26 @@ CONFIG_IRTTY_SIR=m CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=m +CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y -CONFIG_MTD_CFI=m -CONFIG_MTD_CFI_AMDSTD=m +CONFIG_MTD_CFI=y +CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_RAM=y CONFIG_MTD_ROM=m -CONFIG_MTD_PHYSMAP=m +CONFIG_MTD_PHYSMAP=y CONFIG_BLK_DEV_RAM=y CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set CONFIG_INPUT=m # CONFIG_INPUT_MOUSEDEV is not set @@ -77,11 +81,11 @@ CONFIG_INPUT_EVDEV=m # CONFIG_INPUT_MOUSE is not set # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_BFIN_JTAG_COMM=m +# CONFIG_DEVKMEM is not set CONFIG_SERIAL_BFIN=y CONFIG_SERIAL_BFIN_CONSOLE=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_SPI=y CONFIG_SPI_BFIN5XX=y @@ -95,12 +99,9 @@ CONFIG_BFIN_WDT=y CONFIG_JFFS2_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y -CONFIG_SMB_FS=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_FTRACE is not set CONFIG_DEBUG_MMRS=y CONFIG_DEBUG_HWERR=y diff --git a/arch/blackfin/configs/BF561-EZKIT_defconfig b/arch/blackfin/configs/BF561-EZKIT_defconfig index d3cd0f561c84..680730eeaf23 100644 --- a/arch/blackfin/configs/BF561-EZKIT_defconfig +++ b/arch/blackfin/configs/BF561-EZKIT_defconfig @@ -4,9 +4,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_ELF_CORE is not set # CONFIG_FUTEX is not set # CONFIG_SIGNALFD is not set @@ -35,7 +33,6 @@ CONFIG_C_CDPRIO=y CONFIG_BANK_3=0xAAC2 CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -56,7 +53,6 @@ CONFIG_IRTTY_SIR=m CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y @@ -67,10 +63,16 @@ CONFIG_MTD_ROM=m CONFIG_MTD_PHYSMAP=y CONFIG_BLK_DEV_RAM=y CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_MICROCHIP is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +# CONFIG_NET_VENDOR_STMICRO is not set # CONFIG_WLAN is not set CONFIG_INPUT=m # CONFIG_INPUT_MOUSEDEV is not set @@ -79,11 +81,11 @@ CONFIG_INPUT_EVDEV=m # CONFIG_INPUT_MOUSE is not set # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set +# CONFIG_LEGACY_PTYS is not set CONFIG_BFIN_JTAG_COMM=m +# CONFIG_DEVKMEM is not set CONFIG_SERIAL_BFIN=y CONFIG_SERIAL_BFIN_CONSOLE=y -# CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set CONFIG_SPI=y CONFIG_SPI_BFIN5XX=y @@ -97,12 +99,9 @@ CONFIG_BFIN_WDT=y CONFIG_JFFS2_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y -CONFIG_SMB_FS=m -CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_FTRACE is not set CONFIG_DEBUG_MMRS=y CONFIG_DEBUG_HWERR=y diff --git a/arch/blackfin/include/asm/atomic.h b/arch/blackfin/include/asm/atomic.h index 54c6e2887e9f..c8db653c72d2 100644 --- a/arch/blackfin/include/asm/atomic.h +++ b/arch/blackfin/include/asm/atomic.h @@ -7,6 +7,8 @@ #ifndef __ARCH_BLACKFIN_ATOMIC__ #define __ARCH_BLACKFIN_ATOMIC__ +#include <asm/cmpxchg.h> + #ifdef CONFIG_SMP #include <linux/linkage.h> diff --git a/arch/blackfin/include/asm/barrier.h b/arch/blackfin/include/asm/barrier.h new file mode 100644 index 000000000000..ebb189507dd7 --- /dev/null +++ b/arch/blackfin/include/asm/barrier.h @@ -0,0 +1,48 @@ +/* + * Copyright 2004-2009 Analog Devices Inc. + * Tony Kou (tonyko@lineo.ca) + * + * Licensed under the GPL-2 or later + */ + +#ifndef _BLACKFIN_BARRIER_H +#define _BLACKFIN_BARRIER_H + +#include <asm/cache.h> + +#define nop() __asm__ __volatile__ ("nop;\n\t" : : ) + +/* + * Force strict CPU ordering. + */ +#ifdef CONFIG_SMP + +#ifdef __ARCH_SYNC_CORE_DCACHE +/* Force Core data cache coherence */ +# define mb() do { barrier(); smp_check_barrier(); smp_mark_barrier(); } while (0) +# define rmb() do { barrier(); smp_check_barrier(); } while (0) +# define wmb() do { barrier(); smp_mark_barrier(); } while (0) +# define read_barrier_depends() do { barrier(); smp_check_barrier(); } while (0) +#else +# define mb() barrier() +# define rmb() barrier() +# define wmb() barrier() +# define read_barrier_depends() do { } while (0) +#endif + +#else /* !CONFIG_SMP */ + +#define mb() barrier() +#define rmb() barrier() +#define wmb() barrier() +#define read_barrier_depends() do { } while (0) + +#endif /* !CONFIG_SMP */ + +#define smp_mb() mb() +#define smp_rmb() rmb() +#define smp_wmb() wmb() +#define set_mb(var, value) do { var = value; mb(); } while (0) +#define smp_read_barrier_depends() read_barrier_depends() + +#endif /* _BLACKFIN_BARRIER_H */ diff --git a/arch/blackfin/include/asm/bfin5xx_spi.h b/arch/blackfin/include/asm/bfin5xx_spi.h index 5392583d0253..fb95c853bb1e 100644 --- a/arch/blackfin/include/asm/bfin5xx_spi.h +++ b/arch/blackfin/include/asm/bfin5xx_spi.h @@ -77,7 +77,6 @@ struct bfin5xx_spi_master { struct bfin5xx_spi_chip { u16 ctl_reg; u8 enable_dma; - u8 bits_per_word; u16 cs_chg_udelay; /* Some devices require 16-bit delays */ /* Value to send if no TX value is supplied, usually 0x0 or 0xFFFF */ u16 idle_tx_val; diff --git a/arch/blackfin/include/asm/bfin_simple_timer.h b/arch/blackfin/include/asm/bfin_simple_timer.h index 5248c133bc68..aadfb1ad1fac 100644 --- a/arch/blackfin/include/asm/bfin_simple_timer.h +++ b/arch/blackfin/include/asm/bfin_simple_timer.h @@ -11,9 +11,11 @@ #define BFIN_SIMPLE_TIMER_IOCTL_MAGIC 't' -#define BFIN_SIMPLE_TIMER_SET_PERIOD _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 2) -#define BFIN_SIMPLE_TIMER_START _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 6) -#define BFIN_SIMPLE_TIMER_STOP _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 8) -#define BFIN_SIMPLE_TIMER_READ _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 10) +#define BFIN_SIMPLE_TIMER_SET_PERIOD _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 2) +#define BFIN_SIMPLE_TIMER_SET_WIDTH _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 3) +#define BFIN_SIMPLE_TIMER_SET_MODE _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 4) +#define BFIN_SIMPLE_TIMER_START _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 6) +#define BFIN_SIMPLE_TIMER_STOP _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 8) +#define BFIN_SIMPLE_TIMER_READ _IO(BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 10) #endif diff --git a/arch/blackfin/include/asm/bfin_sport.h b/arch/blackfin/include/asm/bfin_sport.h index f8568a31d0ab..0afcfbd54a82 100644 --- a/arch/blackfin/include/asm/bfin_sport.h +++ b/arch/blackfin/include/asm/bfin_sport.h @@ -13,6 +13,7 @@ #define NORM_MODE 0x0 #define TDM_MODE 0x1 #define I2S_MODE 0x2 +#define NDSO_MODE 0x3 /* Data format, normal, a-law or u-law */ #define NORM_FORMAT 0x0 @@ -56,6 +57,8 @@ struct sport_config { /* Userspace interface */ #define SPORT_IOC_MAGIC 'P' #define SPORT_IOC_CONFIG _IOWR('P', 0x01, struct sport_config) +#define SPORT_IOC_GET_SYSTEMCLOCK _IOR('P', 0x02, unsigned long) +#define SPORT_IOC_SET_BAUDRATE _IOW('P', 0x03, unsigned long) #ifdef __KERNEL__ diff --git a/arch/blackfin/include/asm/blackfin.h b/arch/blackfin/include/asm/blackfin.h index 0928700b6bc4..7be5368c0512 100644 --- a/arch/blackfin/include/asm/blackfin.h +++ b/arch/blackfin/include/asm/blackfin.h @@ -17,22 +17,16 @@ static inline void SSYNC(void) { int _tmp; - if (ANOMALY_05000312) + if (ANOMALY_05000312 || ANOMALY_05000244) __asm__ __volatile__( "cli %0;" "nop;" "nop;" + "nop;" "ssync;" "sti %0;" : "=d" (_tmp) ); - else if (ANOMALY_05000244) - __asm__ __volatile__( - "nop;" - "nop;" - "nop;" - "ssync;" - ); else __asm__ __volatile__("ssync;"); } @@ -41,22 +35,16 @@ static inline void SSYNC(void) static inline void CSYNC(void) { int _tmp; - if (ANOMALY_05000312) + if (ANOMALY_05000312 || ANOMALY_05000244) __asm__ __volatile__( "cli %0;" "nop;" "nop;" + "nop;" "csync;" "sti %0;" : "=d" (_tmp) ); - else if (ANOMALY_05000244) - __asm__ __volatile__( - "nop;" - "nop;" - "nop;" - "csync;" - ); else __asm__ __volatile__("csync;"); } @@ -73,18 +61,26 @@ static inline void CSYNC(void) #define ssync(x) SSYNC(x) #define csync(x) CSYNC(x) -#if ANOMALY_05000312 -#define SSYNC(scratch) cli scratch; nop; nop; SSYNC; sti scratch; -#define CSYNC(scratch) cli scratch; nop; nop; CSYNC; sti scratch; - -#elif ANOMALY_05000244 -#define SSYNC(scratch) nop; nop; nop; SSYNC; -#define CSYNC(scratch) nop; nop; nop; CSYNC; +#if ANOMALY_05000312 || ANOMALY_05000244 +#define SSYNC(scratch) \ +do { \ + cli scratch; \ + nop; nop; nop; \ + SSYNC; \ + sti scratch; \ +} while (0) + +#define CSYNC(scratch) \ +do { \ + cli scratch; \ + nop; nop; nop; \ + CSYNC; \ + sti scratch; \ +} while (0) #else #define SSYNC(scratch) SSYNC; #define CSYNC(scratch) CSYNC; - #endif /* ANOMALY_05000312 & ANOMALY_05000244 handling */ #endif /* __ASSEMBLY__ */ diff --git a/arch/blackfin/include/asm/cmpxchg.h b/arch/blackfin/include/asm/cmpxchg.h new file mode 100644 index 000000000000..ba2484f4cb2a --- /dev/null +++ b/arch/blackfin/include/asm/cmpxchg.h @@ -0,0 +1,132 @@ +/* + * Copyright 2004-2011 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef __ARCH_BLACKFIN_CMPXCHG__ +#define __ARCH_BLACKFIN_CMPXCHG__ + +#ifdef CONFIG_SMP + +#include <linux/linkage.h> + +asmlinkage unsigned long __raw_xchg_1_asm(volatile void *ptr, unsigned long value); +asmlinkage unsigned long __raw_xchg_2_asm(volatile void *ptr, unsigned long value); +asmlinkage unsigned long __raw_xchg_4_asm(volatile void *ptr, unsigned long value); +asmlinkage unsigned long __raw_cmpxchg_1_asm(volatile void *ptr, + unsigned long new, unsigned long old); +asmlinkage unsigned long __raw_cmpxchg_2_asm(volatile void *ptr, + unsigned long new, unsigned long old); +asmlinkage unsigned long __raw_cmpxchg_4_asm(volatile void *ptr, + unsigned long new, unsigned long old); + +static inline unsigned long __xchg(unsigned long x, volatile void *ptr, + int size) +{ + unsigned long tmp; + + switch (size) { + case 1: + tmp = __raw_xchg_1_asm(ptr, x); + break; + case 2: + tmp = __raw_xchg_2_asm(ptr, x); + break; + case 4: + tmp = __raw_xchg_4_asm(ptr, x); + break; + } + + return tmp; +} + +/* + * Atomic compare and exchange. Compare OLD with MEM, if identical, + * store NEW in MEM. Return the initial value in MEM. Success is + * indicated by comparing RETURN with OLD. + */ +static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old, + unsigned long new, int size) +{ + unsigned long tmp; + + switch (size) { + case 1: + tmp = __raw_cmpxchg_1_asm(ptr, new, old); + break; + case 2: + tmp = __raw_cmpxchg_2_asm(ptr, new, old); + break; + case 4: + tmp = __raw_cmpxchg_4_asm(ptr, new, old); + break; + } + + return tmp; +} +#define cmpxchg(ptr, o, n) \ + ((__typeof__(*(ptr)))__cmpxchg((ptr), (unsigned long)(o), \ + (unsigned long)(n), sizeof(*(ptr)))) + +#else /* !CONFIG_SMP */ + +#include <mach/blackfin.h> +#include <asm/irqflags.h> + +struct __xchg_dummy { + unsigned long a[100]; +}; +#define __xg(x) ((volatile struct __xchg_dummy *)(x)) + +static inline unsigned long __xchg(unsigned long x, volatile void *ptr, + int size) +{ + unsigned long tmp = 0; + unsigned long flags; + + flags = hard_local_irq_save(); + + switch (size) { + case 1: + __asm__ __volatile__ + ("%0 = b%2 (z);\n\t" + "b%2 = %1;\n\t" + : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory"); + break; + case 2: + __asm__ __volatile__ + ("%0 = w%2 (z);\n\t" + "w%2 = %1;\n\t" + : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory"); + break; + case 4: + __asm__ __volatile__ + ("%0 = %2;\n\t" + "%2 = %1;\n\t" + : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory"); + break; + } + hard_local_irq_restore(flags); + return tmp; +} + +#include <asm-generic/cmpxchg-local.h> + +/* + * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make + * them available. + */ +#define cmpxchg_local(ptr, o, n) \ + ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\ + (unsigned long)(n), sizeof(*(ptr)))) +#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) + +#include <asm-generic/cmpxchg.h> + +#endif /* !CONFIG_SMP */ + +#define xchg(ptr, x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x), (ptr), sizeof(*(ptr)))) +#define tas(ptr) ((void)xchg((ptr), 1)) + +#endif /* __ARCH_BLACKFIN_CMPXCHG__ */ diff --git a/arch/blackfin/include/asm/exec.h b/arch/blackfin/include/asm/exec.h new file mode 100644 index 000000000000..54c2e1db274a --- /dev/null +++ b/arch/blackfin/include/asm/exec.h @@ -0,0 +1 @@ +/* define arch_align_stack() here */ diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h index 12f4060a31b0..89de539ed010 100644 --- a/arch/blackfin/include/asm/irq.h +++ b/arch/blackfin/include/asm/irq.h @@ -38,8 +38,4 @@ #include <asm-generic/irq.h> -#ifdef CONFIG_NMI_WATCHDOG -# define ARCH_HAS_NMI_WATCHDOG -#endif - #endif /* _BFIN_IRQ_H_ */ diff --git a/arch/blackfin/include/asm/irq_handler.h b/arch/blackfin/include/asm/irq_handler.h index ee73f79aef10..4fbf83575db1 100644 --- a/arch/blackfin/include/asm/irq_handler.h +++ b/arch/blackfin/include/asm/irq_handler.h @@ -9,6 +9,7 @@ #include <linux/types.h> #include <linux/linkage.h> +#include <mach/irq.h> /* init functions only */ extern int __init init_arch_irq(void); diff --git a/arch/blackfin/include/asm/kgdb.h b/arch/blackfin/include/asm/kgdb.h index aaf884591b07..2703ddeeb5db 100644 --- a/arch/blackfin/include/asm/kgdb.h +++ b/arch/blackfin/include/asm/kgdb.h @@ -109,6 +109,7 @@ static inline void arch_kgdb_breakpoint(void) # define CACHE_FLUSH_IS_SAFE 1 #endif #define GDB_ADJUSTS_BREAK_OFFSET +#define GDB_SKIP_HW_WATCH_TEST #define HW_INST_WATCHPOINT_NUM 6 #define HW_WATCHPOINT_NUM 8 #define TYPE_INST_WATCHPOINT 0 diff --git a/arch/blackfin/include/asm/mmu_context.h b/arch/blackfin/include/asm/mmu_context.h index 3828c70e7a2e..15b16d3e8de8 100644 --- a/arch/blackfin/include/asm/mmu_context.h +++ b/arch/blackfin/include/asm/mmu_context.h @@ -30,8 +30,11 @@ extern void *l1sram_alloc_max(void*); static inline void free_l1stack(void) { nr_l1stack_tasks--; - if (nr_l1stack_tasks == 0) + if (nr_l1stack_tasks == 0) { l1sram_free(l1_stack_base); + l1_stack_base = NULL; + l1_stack_len = 0; + } } static inline unsigned long diff --git a/arch/blackfin/include/asm/switch_to.h b/arch/blackfin/include/asm/switch_to.h new file mode 100644 index 000000000000..aaf671be9242 --- /dev/null +++ b/arch/blackfin/include/asm/switch_to.h @@ -0,0 +1,39 @@ +/* + * Copyright 2004-2009 Analog Devices Inc. + * Tony Kou (tonyko@lineo.ca) + * + * Licensed under the GPL-2 or later + */ + +#ifndef _BLACKFIN_SWITCH_TO_H +#define _BLACKFIN_SWITCH_TO_H + +#define prepare_to_switch() do { } while(0) + +/* + * switch_to(n) should switch tasks to task ptr, first checking that + * ptr isn't the current task, in which case it does nothing. + */ + +#include <asm/l1layout.h> +#include <asm/mem_map.h> + +asmlinkage struct task_struct *resume(struct task_struct *prev, struct task_struct *next); + +#ifndef CONFIG_SMP +#define switch_to(prev,next,last) \ +do { \ + memcpy (&task_thread_info(prev)->l1_task_info, L1_SCRATCH_TASK_INFO, \ + sizeof *L1_SCRATCH_TASK_INFO); \ + memcpy (L1_SCRATCH_TASK_INFO, &task_thread_info(next)->l1_task_info, \ + sizeof *L1_SCRATCH_TASK_INFO); \ + (last) = resume (prev, next); \ +} while (0) +#else +#define switch_to(prev, next, last) \ +do { \ + (last) = resume(prev, next); \ +} while (0) +#endif + +#endif /* _BLACKFIN_SWITCH_TO_H */ diff --git a/arch/blackfin/include/asm/system.h b/arch/blackfin/include/asm/system.h index 44bd0cced725..a7f40578587c 100644 --- a/arch/blackfin/include/asm/system.h +++ b/arch/blackfin/include/asm/system.h @@ -1,192 +1,5 @@ -/* - * Copyright 2004-2009 Analog Devices Inc. - * Tony Kou (tonyko@lineo.ca) - * - * Licensed under the GPL-2 or later - */ - -#ifndef _BLACKFIN_SYSTEM_H -#define _BLACKFIN_SYSTEM_H - -#include <linux/linkage.h> -#include <linux/irqflags.h> -#include <mach/anomaly.h> -#include <asm/cache.h> -#include <asm/pda.h> -#include <asm/irq.h> - -/* - * Force strict CPU ordering. - */ -#define nop() __asm__ __volatile__ ("nop;\n\t" : : ) -#define smp_mb() mb() -#define smp_rmb() rmb() -#define smp_wmb() wmb() -#define set_mb(var, value) do { var = value; mb(); } while (0) -#define smp_read_barrier_depends() read_barrier_depends() - -#ifdef CONFIG_SMP -asmlinkage unsigned long __raw_xchg_1_asm(volatile void *ptr, unsigned long value); -asmlinkage unsigned long __raw_xchg_2_asm(volatile void *ptr, unsigned long value); -asmlinkage unsigned long __raw_xchg_4_asm(volatile void *ptr, unsigned long value); -asmlinkage unsigned long __raw_cmpxchg_1_asm(volatile void *ptr, - unsigned long new, unsigned long old); -asmlinkage unsigned long __raw_cmpxchg_2_asm(volatile void *ptr, - unsigned long new, unsigned long old); -asmlinkage unsigned long __raw_cmpxchg_4_asm(volatile void *ptr, - unsigned long new, unsigned long old); - -#ifdef __ARCH_SYNC_CORE_DCACHE -/* Force Core data cache coherence */ -# define mb() do { barrier(); smp_check_barrier(); smp_mark_barrier(); } while (0) -# define rmb() do { barrier(); smp_check_barrier(); } while (0) -# define wmb() do { barrier(); smp_mark_barrier(); } while (0) -# define read_barrier_depends() do { barrier(); smp_check_barrier(); } while (0) -#else -# define mb() barrier() -# define rmb() barrier() -# define wmb() barrier() -# define read_barrier_depends() do { } while (0) -#endif - -static inline unsigned long __xchg(unsigned long x, volatile void *ptr, - int size) -{ - unsigned long tmp; - - switch (size) { - case 1: - tmp = __raw_xchg_1_asm(ptr, x); - break; - case 2: - tmp = __raw_xchg_2_asm(ptr, x); - break; - case 4: - tmp = __raw_xchg_4_asm(ptr, x); - break; - } - - return tmp; -} - -/* - * Atomic compare and exchange. Compare OLD with MEM, if identical, - * store NEW in MEM. Return the initial value in MEM. Success is - * indicated by comparing RETURN with OLD. - */ -static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old, - unsigned long new, int size) -{ - unsigned long tmp; - - switch (size) { - case 1: - tmp = __raw_cmpxchg_1_asm(ptr, new, old); - break; - case 2: - tmp = __raw_cmpxchg_2_asm(ptr, new, old); - break; - case 4: - tmp = __raw_cmpxchg_4_asm(ptr, new, old); - break; - } - - return tmp; -} -#define cmpxchg(ptr, o, n) \ - ((__typeof__(*(ptr)))__cmpxchg((ptr), (unsigned long)(o), \ - (unsigned long)(n), sizeof(*(ptr)))) - -#else /* !CONFIG_SMP */ - -#define mb() barrier() -#define rmb() barrier() -#define wmb() barrier() -#define read_barrier_depends() do { } while (0) - -struct __xchg_dummy { - unsigned long a[100]; -}; -#define __xg(x) ((volatile struct __xchg_dummy *)(x)) - -#include <mach/blackfin.h> - -static inline unsigned long __xchg(unsigned long x, volatile void *ptr, - int size) -{ - unsigned long tmp = 0; - unsigned long flags; - - flags = hard_local_irq_save(); - - switch (size) { - case 1: - __asm__ __volatile__ - ("%0 = b%2 (z);\n\t" - "b%2 = %1;\n\t" - : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory"); - break; - case 2: - __asm__ __volatile__ - ("%0 = w%2 (z);\n\t" - "w%2 = %1;\n\t" - : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory"); - break; - case 4: - __asm__ __volatile__ - ("%0 = %2;\n\t" - "%2 = %1;\n\t" - : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory"); - break; - } - hard_local_irq_restore(flags); - return tmp; -} - -#include <asm-generic/cmpxchg-local.h> - -/* - * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make - * them available. - */ -#define cmpxchg_local(ptr, o, n) \ - ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\ - (unsigned long)(n), sizeof(*(ptr)))) -#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) - -#include <asm-generic/cmpxchg.h> - -#endif /* !CONFIG_SMP */ - -#define xchg(ptr, x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x), (ptr), sizeof(*(ptr)))) -#define tas(ptr) ((void)xchg((ptr), 1)) - -#define prepare_to_switch() do { } while(0) - -/* - * switch_to(n) should switch tasks to task ptr, first checking that - * ptr isn't the current task, in which case it does nothing. - */ - -#include <asm/l1layout.h> -#include <asm/mem_map.h> - -asmlinkage struct task_struct *resume(struct task_struct *prev, struct task_struct *next); - -#ifndef CONFIG_SMP -#define switch_to(prev,next,last) \ -do { \ - memcpy (&task_thread_info(prev)->l1_task_info, L1_SCRATCH_TASK_INFO, \ - sizeof *L1_SCRATCH_TASK_INFO); \ - memcpy (L1_SCRATCH_TASK_INFO, &task_thread_info(next)->l1_task_info, \ - sizeof *L1_SCRATCH_TASK_INFO); \ - (last) = resume (prev, next); \ -} while (0) -#else -#define switch_to(prev, next, last) \ -do { \ - (last) = resume(prev, next); \ -} while (0) -#endif - -#endif /* _BLACKFIN_SYSTEM_H */ +/* FILE TO BE DELETED. DO NOT ADD STUFF HERE! */ +#include <asm/barrier.h> +#include <asm/cmpxchg.h> +#include <asm/exec.h> +#include <asm/switch_to.h> diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h index 53ad10005ae3..02560fd8a121 100644 --- a/arch/blackfin/include/asm/thread_info.h +++ b/arch/blackfin/include/asm/thread_info.h @@ -100,6 +100,7 @@ static inline struct thread_info *current_thread_info(void) TIF_NEED_RESCHED */ #define TIF_MEMDIE 4 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ +#define TIF_FREEZE 6 /* is freezing for suspend */ #define TIF_IRQ_SYNC 7 /* sync pipeline stage */ #define TIF_NOTIFY_RESUME 8 /* callback before returning to user */ #define TIF_SINGLESTEP 9 @@ -110,6 +111,7 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) +#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_IRQ_SYNC (1<<TIF_IRQ_SYNC) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) #define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) diff --git a/arch/blackfin/include/asm/unistd.h b/arch/blackfin/include/asm/unistd.h index 0ccba60b9ccf..75ec9df5318b 100644 --- a/arch/blackfin/include/asm/unistd.h +++ b/arch/blackfin/include/asm/unistd.h @@ -399,8 +399,10 @@ #define __NR_syncfs 378 #define __NR_setns 379 #define __NR_sendmmsg 380 +#define __NR_process_vm_readv 381 +#define __NR_process_vm_writev 382 -#define __NR_syscall 381 +#define __NR_syscall 383 #define NR_syscalls __NR_syscall /* Old optional stuff no one actually uses */ diff --git a/arch/blackfin/kernel/Makefile b/arch/blackfin/kernel/Makefile index 1f88edd4572a..9a0d6d706443 100644 --- a/arch/blackfin/kernel/Makefile +++ b/arch/blackfin/kernel/Makefile @@ -7,7 +7,7 @@ extra-y := init_task.o vmlinux.lds obj-y := \ entry.o process.o bfin_ksyms.o ptrace.o setup.o signal.o \ sys_bfin.o traps.o irqchip.o dma-mapping.o flat.o \ - fixed_code.o reboot.o bfin_gpio.o bfin_dma_5xx.o \ + fixed_code.o reboot.o bfin_gpio.o bfin_dma.o \ exception.o dumpstack.o ifeq ($(CONFIG_GENERIC_CLOCKEVENTS),y) diff --git a/arch/blackfin/kernel/asm-offsets.c b/arch/blackfin/kernel/asm-offsets.c index 17e35465a416..37fcae950216 100644 --- a/arch/blackfin/kernel/asm-offsets.c +++ b/arch/blackfin/kernel/asm-offsets.c @@ -14,6 +14,7 @@ #include <linux/irq.h> #include <linux/thread_info.h> #include <linux/kbuild.h> +#include <asm/pda.h> int main(void) { diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma.c index 71dbaa4a48af..40c2ed61258e 100644 --- a/arch/blackfin/kernel/bfin_dma_5xx.c +++ b/arch/blackfin/kernel/bfin_dma.c @@ -1,5 +1,5 @@ /* - * bfin_dma_5xx.c - Blackfin DMA implementation + * bfin_dma.c - Blackfin DMA implementation * * Copyright 2004-2008 Analog Devices Inc. * @@ -218,6 +218,9 @@ int blackfin_dma_suspend(void) dma_ch[i].saved_peripheral_map = dma_ch[i].regs->peripheral_map; } +#if ANOMALY_05000480 + bfin_write_DMAC_TC_PER(0x0); +#endif return 0; } @@ -231,6 +234,9 @@ void blackfin_dma_resume(void) if (i < MAX_DMA_SUSPEND_CHANNELS) dma_ch[i].regs->peripheral_map = dma_ch[i].saved_peripheral_map; } +#if ANOMALY_05000480 + bfin_write_DMAC_TC_PER(0x0111); +#endif } #endif diff --git a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c index 8de92299b3ee..b56bd8514b7c 100644 --- a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c +++ b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c @@ -120,6 +120,7 @@ MGR_ATTR static noinline int dcplb_miss(unsigned int cpu) d_data = L2_DMEMORY; } else if (addr >= physical_mem_end) { if (addr >= ASYNC_BANK0_BASE && addr < ASYNC_BANK3_BASE + ASYNC_BANK3_SIZE) { +#if defined(CONFIG_ROMFS_ON_MTD) && defined(CONFIG_MTD_ROM) mask = current_rwx_mask[cpu]; if (mask) { int page = (addr - (ASYNC_BANK0_BASE - _ramend)) >> PAGE_SHIFT; @@ -129,6 +130,7 @@ MGR_ATTR static noinline int dcplb_miss(unsigned int cpu) if (mask[idx] & bit) d_data |= CPLB_USER_RD; } +#endif } else if (addr >= BOOT_ROM_START && addr < BOOT_ROM_START + BOOT_ROM_LENGTH && (status & (FAULT_RW | FAULT_USERSUPV)) == FAULT_USERSUPV) { addr &= ~(1 * 1024 * 1024 - 1); diff --git a/arch/blackfin/kernel/ipipe.c b/arch/blackfin/kernel/ipipe.c index dbe11220cc53..f657b38163e3 100644 --- a/arch/blackfin/kernel/ipipe.c +++ b/arch/blackfin/kernel/ipipe.c @@ -31,7 +31,6 @@ #include <linux/kthread.h> #include <linux/unistd.h> #include <linux/io.h> -#include <asm/system.h> #include <linux/atomic.h> #include <asm/irq_handler.h> diff --git a/arch/blackfin/kernel/kgdb_test.c b/arch/blackfin/kernel/kgdb_test.c index 4a7dcfea98af..18ab004aea1c 100644 --- a/arch/blackfin/kernel/kgdb_test.c +++ b/arch/blackfin/kernel/kgdb_test.c @@ -13,7 +13,6 @@ #include <asm/current.h> #include <asm/uaccess.h> -#include <asm/system.h> #include <asm/blackfin.h> diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c index a80a643f3691..c0f4fe287eb6 100644 --- a/arch/blackfin/kernel/process.c +++ b/arch/blackfin/kernel/process.c @@ -19,6 +19,7 @@ #include <asm/blackfin.h> #include <asm/fixed_code.h> #include <asm/mem_map.h> +#include <asm/irq.h> asmlinkage void ret_from_fork(void); diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c index 75089f80855d..e1f88e028cfe 100644 --- a/arch/blackfin/kernel/ptrace.c +++ b/arch/blackfin/kernel/ptrace.c @@ -20,7 +20,6 @@ #include <asm/page.h> #include <asm/pgtable.h> -#include <asm/system.h> #include <asm/processor.h> #include <asm/asm-offsets.h> #include <asm/dma.h> diff --git a/arch/blackfin/kernel/reboot.c b/arch/blackfin/kernel/reboot.c index c4c0081b1996..b0434f89e8de 100644 --- a/arch/blackfin/kernel/reboot.c +++ b/arch/blackfin/kernel/reboot.c @@ -9,7 +9,6 @@ #include <linux/interrupt.h> #include <asm/bfin-global.h> #include <asm/reboot.h> -#include <asm/system.h> #include <asm/bfrom.h> /* A system soft reset makes external memory unusable so force diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index d6102c86d037..2aa019368504 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -30,6 +30,7 @@ #include <asm/fixed_code.h> #include <asm/early_printk.h> #include <asm/irq_handler.h> +#include <asm/pda.h> u16 _bfin_swrst; EXPORT_SYMBOL(_bfin_swrst); diff --git a/arch/blackfin/kernel/trace.c b/arch/blackfin/kernel/trace.c index 050db44fe919..44bbf2f564cb 100644 --- a/arch/blackfin/kernel/trace.c +++ b/arch/blackfin/kernel/trace.c @@ -21,6 +21,7 @@ #include <asm/fixed_code.h> #include <asm/traps.h> #include <asm/irq_handler.h> +#include <asm/pda.h> void decode_address(char *buf, unsigned long address) { diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index 655f25d139a7..de5c2c3ebd9b 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -17,6 +17,7 @@ #include <asm/trace.h> #include <asm/fixed_code.h> #include <asm/pseudo_instructions.h> +#include <asm/pda.h> #ifdef CONFIG_KGDB # include <linux/kgdb.h> diff --git a/arch/blackfin/lib/ins.S b/arch/blackfin/lib/ins.S index 79caccea85ca..d59608deccc1 100644 --- a/arch/blackfin/lib/ins.S +++ b/arch/blackfin/lib/ins.S @@ -66,7 +66,7 @@ * - turns interrupts off every loop (low overhead, but longer latency) * - DMA version, which do not suffer from this issue. DMA versions have * different name (prefixed by dma_ ), and are located in - * ../kernel/bfin_dma_5xx.c + * ../kernel/bfin_dma.c * Using the dma related functions are recommended for transferring large * buffers in/out of FIFOs. */ diff --git a/arch/blackfin/mach-bf537/boards/pnav10.c b/arch/blackfin/mach-bf537/boards/pnav10.c index e9507feea319..6b395510405b 100644 --- a/arch/blackfin/mach-bf537/boards/pnav10.c +++ b/arch/blackfin/mach-bf537/boards/pnav10.c @@ -101,7 +101,6 @@ static struct platform_device smc91x_device = { #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) #include <linux/bfin_mac.h> -#include <linux/export.h> static const unsigned short bfin_mac_peripherals[] = P_RMII0; static struct bfin_phydev_platform_data bfin_phydev_data[] = { diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index 0b807253f4d6..f3562b0922af 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -975,7 +975,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif -#if defined(CONFIG_SND_BF5XX_SOC_AD193X) || defined(CONFIG_SND_BF5XX_SOC_AD193X_MODULE) +#ifdef CONFIG_SND_SOC_AD193X_SPI { .modalias = "ad193x", .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */ @@ -2171,7 +2171,7 @@ static unsigned long adt7316_i2c_data[2] = { #endif static struct i2c_board_info __initdata bfin_i2c_board_info[] = { -#if defined(CONFIG_SND_BF5XX_SOC_AD193X) || defined(CONFIG_SND_BF5XX_SOC_AD193X_MODULE) +#ifdef CONFIG_SND_SOC_AD193X_I2C { I2C_BOARD_INFO("ad1937", 0x04), }, @@ -2593,6 +2593,21 @@ static struct platform_device bfin_ac97_pcm = { }; #endif +#if defined(CONFIG_SND_BF5XX_SOC_AD73311) || \ + defined(CONFIG_SND_BF5XX_SOC_AD73311_MODULE) +static const unsigned ad73311_gpio[] = { + GPIO_PF4, +}; + +static struct platform_device bfin_ad73311_machine = { + .name = "bfin-snd-ad73311", + .id = 1, + .dev = { + .platform_data = (void *)ad73311_gpio, + }, +}; +#endif + #if defined(CONFIG_SND_SOC_AD73311) || defined(CONFIG_SND_SOC_AD73311_MODULE) static struct platform_device bfin_ad73311_codec_device = { .name = "ad73311", @@ -2862,6 +2877,11 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_ac97_pcm, #endif +#if defined(CONFIG_SND_BF5XX_SOC_AD73311) || \ + defined(CONFIG_SND_BF5XX_SOC_AD73311_MODULE) + &bfin_ad73311_machine, +#endif + #if defined(CONFIG_SND_SOC_AD73311) || defined(CONFIG_SND_SOC_AD73311_MODULE) &bfin_ad73311_codec_device, #endif diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c index 3ea45f8bd61c..4cadaf8d0b56 100644 --- a/arch/blackfin/mach-bf548/boards/ezkit.c +++ b/arch/blackfin/mach-bf548/boards/ezkit.c @@ -1237,6 +1237,8 @@ static struct bfin_capture_config bfin_capture_data = { }, .ppi_info = &ppi_info, .ppi_control = (POLC | PACKEN | DLEN_8 | XFR_TYPE | 0x20), + .int_mask = 0xFFFFFFFF, /* disable error interrupt on eppi */ + .blank_clocks = 8, /* 8 clocks as SAV and EAV */ }; #endif @@ -1293,6 +1295,11 @@ static struct platform_device i2c_bfin_twi1_device = { #endif static struct i2c_board_info __initdata bfin_i2c_board_info0[] = { +#if defined(CONFIG_SND_SOC_SSM2602) || defined(CONFIG_SND_SOC_SSM2602_MODULE) + { + I2C_BOARD_INFO("ssm2602", 0x1b), + }, +#endif }; #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */ @@ -1385,6 +1392,8 @@ static struct platform_device bfin_dpmc = { static const u16 bfin_snd_pin[][7] = { SPORT_REQ(0), SPORT_REQ(1), + SPORT_REQ(2), + SPORT_REQ(3), }; static struct bfin_snd_platform_data bfin_snd_data[] = { @@ -1394,6 +1403,12 @@ static struct bfin_snd_platform_data bfin_snd_data[] = { { .pin_req = &bfin_snd_pin[1][0], }, + { + .pin_req = &bfin_snd_pin[2][0], + }, + { + .pin_req = &bfin_snd_pin[3][0], + }, }; #define BFIN_SND_RES(x) \ @@ -1423,10 +1438,28 @@ static struct bfin_snd_platform_data bfin_snd_data[] = { static struct resource bfin_snd_resources[][4] = { BFIN_SND_RES(0), BFIN_SND_RES(1), + BFIN_SND_RES(2), + BFIN_SND_RES(3), }; +#endif -static struct platform_device bfin_pcm = { - .name = "bfin-pcm-audio", +#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) +static struct platform_device bfin_i2s_pcm = { + .name = "bfin-i2s-pcm-audio", + .id = -1, +}; +#endif + +#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) +static struct platform_device bfin_tdm_pcm = { + .name = "bfin-tdm-pcm-audio", + .id = -1, +}; +#endif + +#if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) +static struct platform_device bfin_ac97_pcm = { + .name = "bfin-ac97-pcm-audio", .id = -1, }; #endif @@ -1599,10 +1632,14 @@ static struct platform_device *ezkit_devices[] __initdata = { &ezkit_flash_device, #endif -#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \ - defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) || \ - defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) - &bfin_pcm, +#if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) + &bfin_i2s_pcm, +#endif +#if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE) + &bfin_tdm_pcm, +#endif +#if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE) + &bfin_ac97_pcm, #endif #if defined(CONFIG_SND_BF5XX_SOC_AD1980) || defined(CONFIG_SND_BF5XX_SOC_AD1980_MODULE) diff --git a/arch/blackfin/mach-bf561/atomic.S b/arch/blackfin/mach-bf561/atomic.S index 52d6f73fcced..2a08df8e8c4c 100644 --- a/arch/blackfin/mach-bf561/atomic.S +++ b/arch/blackfin/mach-bf561/atomic.S @@ -72,6 +72,13 @@ ENTRY(_get_core_lock_noflush) SSYNC(r2); jump .Lretry_corelock_noflush .Ldone_corelock_noflush: + /* + * SMP kgdb runs into dead loop without NOP here, when one core + * single steps over get_core_lock_noflush and the other executes + * get_core_lock as a slave node. + */ + nop; + CSYNC(r2); rts; ENDPROC(_get_core_lock_noflush) diff --git a/arch/blackfin/mach-bf561/include/mach/defBF561.h b/arch/blackfin/mach-bf561/include/mach/defBF561.h index 71e805ea74e5..5f0ac5a77a37 100644 --- a/arch/blackfin/mach-bf561/include/mach/defBF561.h +++ b/arch/blackfin/mach-bf561/include/mach/defBF561.h @@ -479,61 +479,61 @@ #define DMA1_11_PERIPHERAL_MAP 0xFFC01EEC /* DMA1 Channel 11 Peripheral Map Register */ /* Memory DMA1 Controller registers (0xFFC0 1E80-0xFFC0 1FFF) */ -#define MDMA_D2_CONFIG 0xFFC01F08 /*MemDMA1 Stream 0 Destination Configuration */ -#define MDMA_D2_NEXT_DESC_PTR 0xFFC01F00 /*MemDMA1 Stream 0 Destination Next Descriptor Ptr Reg */ -#define MDMA_D2_START_ADDR 0xFFC01F04 /*MemDMA1 Stream 0 Destination Start Address */ -#define MDMA_D2_X_COUNT 0xFFC01F10 /*MemDMA1 Stream 0 Destination Inner-Loop Count */ -#define MDMA_D2_Y_COUNT 0xFFC01F18 /*MemDMA1 Stream 0 Destination Outer-Loop Count */ -#define MDMA_D2_X_MODIFY 0xFFC01F14 /*MemDMA1 Stream 0 Dest Inner-Loop Address-Increment */ -#define MDMA_D2_Y_MODIFY 0xFFC01F1C /*MemDMA1 Stream 0 Dest Outer-Loop Address-Increment */ -#define MDMA_D2_CURR_DESC_PTR 0xFFC01F20 /*MemDMA1 Stream 0 Dest Current Descriptor Ptr reg */ -#define MDMA_D2_CURR_ADDR 0xFFC01F24 /*MemDMA1 Stream 0 Destination Current Address */ -#define MDMA_D2_CURR_X_COUNT 0xFFC01F30 /*MemDMA1 Stream 0 Dest Current Inner-Loop Count */ -#define MDMA_D2_CURR_Y_COUNT 0xFFC01F38 /*MemDMA1 Stream 0 Dest Current Outer-Loop Count */ -#define MDMA_D2_IRQ_STATUS 0xFFC01F28 /*MemDMA1 Stream 0 Destination Interrupt/Status */ -#define MDMA_D2_PERIPHERAL_MAP 0xFFC01F2C /*MemDMA1 Stream 0 Destination Peripheral Map */ - -#define MDMA_S2_CONFIG 0xFFC01F48 /*MemDMA1 Stream 0 Source Configuration */ -#define MDMA_S2_NEXT_DESC_PTR 0xFFC01F40 /*MemDMA1 Stream 0 Source Next Descriptor Ptr Reg */ -#define MDMA_S2_START_ADDR 0xFFC01F44 /*MemDMA1 Stream 0 Source Start Address */ -#define MDMA_S2_X_COUNT 0xFFC01F50 /*MemDMA1 Stream 0 Source Inner-Loop Count */ -#define MDMA_S2_Y_COUNT 0xFFC01F58 /*MemDMA1 Stream 0 Source Outer-Loop Count */ -#define MDMA_S2_X_MODIFY 0xFFC01F54 /*MemDMA1 Stream 0 Source Inner-Loop Address-Increment */ -#define MDMA_S2_Y_MODIFY 0xFFC01F5C /*MemDMA1 Stream 0 Source Outer-Loop Address-Increment */ -#define MDMA_S2_CURR_DESC_PTR 0xFFC01F60 /*MemDMA1 Stream 0 Source Current Descriptor Ptr reg */ -#define MDMA_S2_CURR_ADDR 0xFFC01F64 /*MemDMA1 Stream 0 Source Current Address */ -#define MDMA_S2_CURR_X_COUNT 0xFFC01F70 /*MemDMA1 Stream 0 Source Current Inner-Loop Count */ -#define MDMA_S2_CURR_Y_COUNT 0xFFC01F78 /*MemDMA1 Stream 0 Source Current Outer-Loop Count */ -#define MDMA_S2_IRQ_STATUS 0xFFC01F68 /*MemDMA1 Stream 0 Source Interrupt/Status */ -#define MDMA_S2_PERIPHERAL_MAP 0xFFC01F6C /*MemDMA1 Stream 0 Source Peripheral Map */ - -#define MDMA_D3_CONFIG 0xFFC01F88 /*MemDMA1 Stream 1 Destination Configuration */ -#define MDMA_D3_NEXT_DESC_PTR 0xFFC01F80 /*MemDMA1 Stream 1 Destination Next Descriptor Ptr Reg */ -#define MDMA_D3_START_ADDR 0xFFC01F84 /*MemDMA1 Stream 1 Destination Start Address */ -#define MDMA_D3_X_COUNT 0xFFC01F90 /*MemDMA1 Stream 1 Destination Inner-Loop Count */ -#define MDMA_D3_Y_COUNT 0xFFC01F98 /*MemDMA1 Stream 1 Destination Outer-Loop Count */ -#define MDMA_D3_X_MODIFY 0xFFC01F94 /*MemDMA1 Stream 1 Dest Inner-Loop Address-Increment */ -#define MDMA_D3_Y_MODIFY 0xFFC01F9C /*MemDMA1 Stream 1 Dest Outer-Loop Address-Increment */ -#define MDMA_D3_CURR_DESC_PTR 0xFFC01FA0 /*MemDMA1 Stream 1 Dest Current Descriptor Ptr reg */ -#define MDMA_D3_CURR_ADDR 0xFFC01FA4 /*MemDMA1 Stream 1 Dest Current Address */ -#define MDMA_D3_CURR_X_COUNT 0xFFC01FB0 /*MemDMA1 Stream 1 Dest Current Inner-Loop Count */ -#define MDMA_D3_CURR_Y_COUNT 0xFFC01FB8 /*MemDMA1 Stream 1 Dest Current Outer-Loop Count */ -#define MDMA_D3_IRQ_STATUS 0xFFC01FA8 /*MemDMA1 Stream 1 Dest Interrupt/Status */ -#define MDMA_D3_PERIPHERAL_MAP 0xFFC01FAC /*MemDMA1 Stream 1 Dest Peripheral Map */ - -#define MDMA_S3_CONFIG 0xFFC01FC8 /*MemDMA1 Stream 1 Source Configuration */ -#define MDMA_S3_NEXT_DESC_PTR 0xFFC01FC0 /*MemDMA1 Stream 1 Source Next Descriptor Ptr Reg */ -#define MDMA_S3_START_ADDR 0xFFC01FC4 /*MemDMA1 Stream 1 Source Start Address */ -#define MDMA_S3_X_COUNT 0xFFC01FD0 /*MemDMA1 Stream 1 Source Inner-Loop Count */ -#define MDMA_S3_Y_COUNT 0xFFC01FD8 /*MemDMA1 Stream 1 Source Outer-Loop Count */ -#define MDMA_S3_X_MODIFY 0xFFC01FD4 /*MemDMA1 Stream 1 Source Inner-Loop Address-Increment */ -#define MDMA_S3_Y_MODIFY 0xFFC01FDC /*MemDMA1 Stream 1 Source Outer-Loop Address-Increment */ -#define MDMA_S3_CURR_DESC_PTR 0xFFC01FE0 /*MemDMA1 Stream 1 Source Current Descriptor Ptr reg */ -#define MDMA_S3_CURR_ADDR 0xFFC01FE4 /*MemDMA1 Stream 1 Source Current Address */ -#define MDMA_S3_CURR_X_COUNT 0xFFC01FF0 /*MemDMA1 Stream 1 Source Current Inner-Loop Count */ -#define MDMA_S3_CURR_Y_COUNT 0xFFC01FF8 /*MemDMA1 Stream 1 Source Current Outer-Loop Count */ -#define MDMA_S3_IRQ_STATUS 0xFFC01FE8 /*MemDMA1 Stream 1 Source Interrupt/Status */ -#define MDMA_S3_PERIPHERAL_MAP 0xFFC01FEC /*MemDMA1 Stream 1 Source Peripheral Map */ +#define MDMA_D0_CONFIG 0xFFC01F08 /*MemDMA1 Stream 0 Destination Configuration */ +#define MDMA_D0_NEXT_DESC_PTR 0xFFC01F00 /*MemDMA1 Stream 0 Destination Next Descriptor Ptr Reg */ +#define MDMA_D0_START_ADDR 0xFFC01F04 /*MemDMA1 Stream 0 Destination Start Address */ +#define MDMA_D0_X_COUNT 0xFFC01F10 /*MemDMA1 Stream 0 Destination Inner-Loop Count */ +#define MDMA_D0_Y_COUNT 0xFFC01F18 /*MemDMA1 Stream 0 Destination Outer-Loop Count */ +#define MDMA_D0_X_MODIFY 0xFFC01F14 /*MemDMA1 Stream 0 Dest Inner-Loop Address-Increment */ +#define MDMA_D0_Y_MODIFY 0xFFC01F1C /*MemDMA1 Stream 0 Dest Outer-Loop Address-Increment */ +#define MDMA_D0_CURR_DESC_PTR 0xFFC01F20 /*MemDMA1 Stream 0 Dest Current Descriptor Ptr reg */ +#define MDMA_D0_CURR_ADDR 0xFFC01F24 /*MemDMA1 Stream 0 Destination Current Address */ +#define MDMA_D0_CURR_X_COUNT 0xFFC01F30 /*MemDMA1 Stream 0 Dest Current Inner-Loop Count */ +#define MDMA_D0_CURR_Y_COUNT 0xFFC01F38 /*MemDMA1 Stream 0 Dest Current Outer-Loop Count */ +#define MDMA_D0_IRQ_STATUS 0xFFC01F28 /*MemDMA1 Stream 0 Destination Interrupt/Status */ +#define MDMA_D0_PERIPHERAL_MAP 0xFFC01F2C /*MemDMA1 Stream 0 Destination Peripheral Map */ + +#define MDMA_S0_CONFIG 0xFFC01F48 /*MemDMA1 Stream 0 Source Configuration */ +#define MDMA_S0_NEXT_DESC_PTR 0xFFC01F40 /*MemDMA1 Stream 0 Source Next Descriptor Ptr Reg */ +#define MDMA_S0_START_ADDR 0xFFC01F44 /*MemDMA1 Stream 0 Source Start Address */ +#define MDMA_S0_X_COUNT 0xFFC01F50 /*MemDMA1 Stream 0 Source Inner-Loop Count */ +#define MDMA_S0_Y_COUNT 0xFFC01F58 /*MemDMA1 Stream 0 Source Outer-Loop Count */ +#define MDMA_S0_X_MODIFY 0xFFC01F54 /*MemDMA1 Stream 0 Source Inner-Loop Address-Increment */ +#define MDMA_S0_Y_MODIFY 0xFFC01F5C /*MemDMA1 Stream 0 Source Outer-Loop Address-Increment */ +#define MDMA_S0_CURR_DESC_PTR 0xFFC01F60 /*MemDMA1 Stream 0 Source Current Descriptor Ptr reg */ +#define MDMA_S0_CURR_ADDR 0xFFC01F64 /*MemDMA1 Stream 0 Source Current Address */ +#define MDMA_S0_CURR_X_COUNT 0xFFC01F70 /*MemDMA1 Stream 0 Source Current Inner-Loop Count */ +#define MDMA_S0_CURR_Y_COUNT 0xFFC01F78 /*MemDMA1 Stream 0 Source Current Outer-Loop Count */ +#define MDMA_S0_IRQ_STATUS 0xFFC01F68 /*MemDMA1 Stream 0 Source Interrupt/Status */ +#define MDMA_S0_PERIPHERAL_MAP 0xFFC01F6C /*MemDMA1 Stream 0 Source Peripheral Map */ + +#define MDMA_D1_CONFIG 0xFFC01F88 /*MemDMA1 Stream 1 Destination Configuration */ +#define MDMA_D1_NEXT_DESC_PTR 0xFFC01F80 /*MemDMA1 Stream 1 Destination Next Descriptor Ptr Reg */ +#define MDMA_D1_START_ADDR 0xFFC01F84 /*MemDMA1 Stream 1 Destination Start Address */ +#define MDMA_D1_X_COUNT 0xFFC01F90 /*MemDMA1 Stream 1 Destination Inner-Loop Count */ +#define MDMA_D1_Y_COUNT 0xFFC01F98 /*MemDMA1 Stream 1 Destination Outer-Loop Count */ +#define MDMA_D1_X_MODIFY 0xFFC01F94 /*MemDMA1 Stream 1 Dest Inner-Loop Address-Increment */ +#define MDMA_D1_Y_MODIFY 0xFFC01F9C /*MemDMA1 Stream 1 Dest Outer-Loop Address-Increment */ +#define MDMA_D1_CURR_DESC_PTR 0xFFC01FA0 /*MemDMA1 Stream 1 Dest Current Descriptor Ptr reg */ +#define MDMA_D1_CURR_ADDR 0xFFC01FA4 /*MemDMA1 Stream 1 Dest Current Address */ +#define MDMA_D1_CURR_X_COUNT 0xFFC01FB0 /*MemDMA1 Stream 1 Dest Current Inner-Loop Count */ +#define MDMA_D1_CURR_Y_COUNT 0xFFC01FB8 /*MemDMA1 Stream 1 Dest Current Outer-Loop Count */ +#define MDMA_D1_IRQ_STATUS 0xFFC01FA8 /*MemDMA1 Stream 1 Dest Interrupt/Status */ +#define MDMA_D1_PERIPHERAL_MAP 0xFFC01FAC /*MemDMA1 Stream 1 Dest Peripheral Map */ + +#define MDMA_S1_CONFIG 0xFFC01FC8 /*MemDMA1 Stream 1 Source Configuration */ +#define MDMA_S1_NEXT_DESC_PTR 0xFFC01FC0 /*MemDMA1 Stream 1 Source Next Descriptor Ptr Reg */ +#define MDMA_S1_START_ADDR 0xFFC01FC4 /*MemDMA1 Stream 1 Source Start Address */ +#define MDMA_S1_X_COUNT 0xFFC01FD0 /*MemDMA1 Stream 1 Source Inner-Loop Count */ +#define MDMA_S1_Y_COUNT 0xFFC01FD8 /*MemDMA1 Stream 1 Source Outer-Loop Count */ +#define MDMA_S1_X_MODIFY 0xFFC01FD4 /*MemDMA1 Stream 1 Source Inner-Loop Address-Increment */ +#define MDMA_S1_Y_MODIFY 0xFFC01FDC /*MemDMA1 Stream 1 Source Outer-Loop Address-Increment */ +#define MDMA_S1_CURR_DESC_PTR 0xFFC01FE0 /*MemDMA1 Stream 1 Source Current Descriptor Ptr reg */ +#define MDMA_S1_CURR_ADDR 0xFFC01FE4 /*MemDMA1 Stream 1 Source Current Address */ +#define MDMA_S1_CURR_X_COUNT 0xFFC01FF0 /*MemDMA1 Stream 1 Source Current Inner-Loop Count */ +#define MDMA_S1_CURR_Y_COUNT 0xFFC01FF8 /*MemDMA1 Stream 1 Source Current Outer-Loop Count */ +#define MDMA_S1_IRQ_STATUS 0xFFC01FE8 /*MemDMA1 Stream 1 Source Interrupt/Status */ +#define MDMA_S1_PERIPHERAL_MAP 0xFFC01FEC /*MemDMA1 Stream 1 Source Peripheral Map */ /* DMA2 Controller registers (0xFFC0 0C00-0xFFC0 0DFF) */ #define DMA2_0_CONFIG 0xFFC00C08 /* DMA2 Channel 0 Configuration register */ @@ -705,61 +705,61 @@ #define DMA2_11_PERIPHERAL_MAP 0xFFC00EEC /* DMA2 Channel 11 Peripheral Map Register */ /* Memory DMA2 Controller registers (0xFFC0 0E80-0xFFC0 0FFF) */ -#define MDMA_D0_CONFIG 0xFFC00F08 /*MemDMA2 Stream 0 Destination Configuration register */ -#define MDMA_D0_NEXT_DESC_PTR 0xFFC00F00 /*MemDMA2 Stream 0 Destination Next Descriptor Ptr Reg */ -#define MDMA_D0_START_ADDR 0xFFC00F04 /*MemDMA2 Stream 0 Destination Start Address */ -#define MDMA_D0_X_COUNT 0xFFC00F10 /*MemDMA2 Stream 0 Dest Inner-Loop Count register */ -#define MDMA_D0_Y_COUNT 0xFFC00F18 /*MemDMA2 Stream 0 Dest Outer-Loop Count register */ -#define MDMA_D0_X_MODIFY 0xFFC00F14 /*MemDMA2 Stream 0 Dest Inner-Loop Address-Increment */ -#define MDMA_D0_Y_MODIFY 0xFFC00F1C /*MemDMA2 Stream 0 Dest Outer-Loop Address-Increment */ -#define MDMA_D0_CURR_DESC_PTR 0xFFC00F20 /*MemDMA2 Stream 0 Dest Current Descriptor Ptr reg */ -#define MDMA_D0_CURR_ADDR 0xFFC00F24 /*MemDMA2 Stream 0 Destination Current Address */ -#define MDMA_D0_CURR_X_COUNT 0xFFC00F30 /*MemDMA2 Stream 0 Dest Current Inner-Loop Count reg */ -#define MDMA_D0_CURR_Y_COUNT 0xFFC00F38 /*MemDMA2 Stream 0 Dest Current Outer-Loop Count reg */ -#define MDMA_D0_IRQ_STATUS 0xFFC00F28 /*MemDMA2 Stream 0 Dest Interrupt/Status Register */ -#define MDMA_D0_PERIPHERAL_MAP 0xFFC00F2C /*MemDMA2 Stream 0 Destination Peripheral Map register */ - -#define MDMA_S0_CONFIG 0xFFC00F48 /*MemDMA2 Stream 0 Source Configuration register */ -#define MDMA_S0_NEXT_DESC_PTR 0xFFC00F40 /*MemDMA2 Stream 0 Source Next Descriptor Ptr Reg */ -#define MDMA_S0_START_ADDR 0xFFC00F44 /*MemDMA2 Stream 0 Source Start Address */ -#define MDMA_S0_X_COUNT 0xFFC00F50 /*MemDMA2 Stream 0 Source Inner-Loop Count register */ -#define MDMA_S0_Y_COUNT 0xFFC00F58 /*MemDMA2 Stream 0 Source Outer-Loop Count register */ -#define MDMA_S0_X_MODIFY 0xFFC00F54 /*MemDMA2 Stream 0 Src Inner-Loop Addr-Increment reg */ -#define MDMA_S0_Y_MODIFY 0xFFC00F5C /*MemDMA2 Stream 0 Src Outer-Loop Addr-Increment reg */ -#define MDMA_S0_CURR_DESC_PTR 0xFFC00F60 /*MemDMA2 Stream 0 Source Current Descriptor Ptr reg */ -#define MDMA_S0_CURR_ADDR 0xFFC00F64 /*MemDMA2 Stream 0 Source Current Address */ -#define MDMA_S0_CURR_X_COUNT 0xFFC00F70 /*MemDMA2 Stream 0 Src Current Inner-Loop Count reg */ -#define MDMA_S0_CURR_Y_COUNT 0xFFC00F78 /*MemDMA2 Stream 0 Src Current Outer-Loop Count reg */ -#define MDMA_S0_IRQ_STATUS 0xFFC00F68 /*MemDMA2 Stream 0 Source Interrupt/Status Register */ -#define MDMA_S0_PERIPHERAL_MAP 0xFFC00F6C /*MemDMA2 Stream 0 Source Peripheral Map register */ - -#define MDMA_D1_CONFIG 0xFFC00F88 /*MemDMA2 Stream 1 Destination Configuration register */ -#define MDMA_D1_NEXT_DESC_PTR 0xFFC00F80 /*MemDMA2 Stream 1 Destination Next Descriptor Ptr Reg */ -#define MDMA_D1_START_ADDR 0xFFC00F84 /*MemDMA2 Stream 1 Destination Start Address */ -#define MDMA_D1_X_COUNT 0xFFC00F90 /*MemDMA2 Stream 1 Dest Inner-Loop Count register */ -#define MDMA_D1_Y_COUNT 0xFFC00F98 /*MemDMA2 Stream 1 Dest Outer-Loop Count register */ -#define MDMA_D1_X_MODIFY 0xFFC00F94 /*MemDMA2 Stream 1 Dest Inner-Loop Address-Increment */ -#define MDMA_D1_Y_MODIFY 0xFFC00F9C /*MemDMA2 Stream 1 Dest Outer-Loop Address-Increment */ -#define MDMA_D1_CURR_DESC_PTR 0xFFC00FA0 /*MemDMA2 Stream 1 Destination Current Descriptor Ptr */ -#define MDMA_D1_CURR_ADDR 0xFFC00FA4 /*MemDMA2 Stream 1 Destination Current Address reg */ -#define MDMA_D1_CURR_X_COUNT 0xFFC00FB0 /*MemDMA2 Stream 1 Dest Current Inner-Loop Count reg */ -#define MDMA_D1_CURR_Y_COUNT 0xFFC00FB8 /*MemDMA2 Stream 1 Dest Current Outer-Loop Count reg */ -#define MDMA_D1_IRQ_STATUS 0xFFC00FA8 /*MemDMA2 Stream 1 Destination Interrupt/Status Reg */ -#define MDMA_D1_PERIPHERAL_MAP 0xFFC00FAC /*MemDMA2 Stream 1 Destination Peripheral Map register */ - -#define MDMA_S1_CONFIG 0xFFC00FC8 /*MemDMA2 Stream 1 Source Configuration register */ -#define MDMA_S1_NEXT_DESC_PTR 0xFFC00FC0 /*MemDMA2 Stream 1 Source Next Descriptor Ptr Reg */ -#define MDMA_S1_START_ADDR 0xFFC00FC4 /*MemDMA2 Stream 1 Source Start Address */ -#define MDMA_S1_X_COUNT 0xFFC00FD0 /*MemDMA2 Stream 1 Source Inner-Loop Count register */ -#define MDMA_S1_Y_COUNT 0xFFC00FD8 /*MemDMA2 Stream 1 Source Outer-Loop Count register */ -#define MDMA_S1_X_MODIFY 0xFFC00FD4 /*MemDMA2 Stream 1 Src Inner-Loop Address-Increment */ -#define MDMA_S1_Y_MODIFY 0xFFC00FDC /*MemDMA2 Stream 1 Source Outer-Loop Address-Increment */ -#define MDMA_S1_CURR_DESC_PTR 0xFFC00FE0 /*MemDMA2 Stream 1 Source Current Descriptor Ptr reg */ -#define MDMA_S1_CURR_ADDR 0xFFC00FE4 /*MemDMA2 Stream 1 Source Current Address */ -#define MDMA_S1_CURR_X_COUNT 0xFFC00FF0 /*MemDMA2 Stream 1 Source Current Inner-Loop Count */ -#define MDMA_S1_CURR_Y_COUNT 0xFFC00FF8 /*MemDMA2 Stream 1 Source Current Outer-Loop Count */ -#define MDMA_S1_IRQ_STATUS 0xFFC00FE8 /*MemDMA2 Stream 1 Source Interrupt/Status Register */ -#define MDMA_S1_PERIPHERAL_MAP 0xFFC00FEC /*MemDMA2 Stream 1 Source Peripheral Map register */ +#define MDMA_D2_CONFIG 0xFFC00F08 /*MemDMA2 Stream 0 Destination Configuration register */ +#define MDMA_D2_NEXT_DESC_PTR 0xFFC00F00 /*MemDMA2 Stream 0 Destination Next Descriptor Ptr Reg */ +#define MDMA_D2_START_ADDR 0xFFC00F04 /*MemDMA2 Stream 0 Destination Start Address */ +#define MDMA_D2_X_COUNT 0xFFC00F10 /*MemDMA2 Stream 0 Dest Inner-Loop Count register */ +#define MDMA_D2_Y_COUNT 0xFFC00F18 /*MemDMA2 Stream 0 Dest Outer-Loop Count register */ +#define MDMA_D2_X_MODIFY 0xFFC00F14 /*MemDMA2 Stream 0 Dest Inner-Loop Address-Increment */ +#define MDMA_D2_Y_MODIFY 0xFFC00F1C /*MemDMA2 Stream 0 Dest Outer-Loop Address-Increment */ +#define MDMA_D2_CURR_DESC_PTR 0xFFC00F20 /*MemDMA2 Stream 0 Dest Current Descriptor Ptr reg */ +#define MDMA_D2_CURR_ADDR 0xFFC00F24 /*MemDMA2 Stream 0 Destination Current Address */ +#define MDMA_D2_CURR_X_COUNT 0xFFC00F30 /*MemDMA2 Stream 0 Dest Current Inner-Loop Count reg */ +#define MDMA_D2_CURR_Y_COUNT 0xFFC00F38 /*MemDMA2 Stream 0 Dest Current Outer-Loop Count reg */ +#define MDMA_D2_IRQ_STATUS 0xFFC00F28 /*MemDMA2 Stream 0 Dest Interrupt/Status Register */ +#define MDMA_D2_PERIPHERAL_MAP 0xFFC00F2C /*MemDMA2 Stream 0 Destination Peripheral Map register */ + +#define MDMA_S2_CONFIG 0xFFC00F48 /*MemDMA2 Stream 0 Source Configuration register */ +#define MDMA_S2_NEXT_DESC_PTR 0xFFC00F40 /*MemDMA2 Stream 0 Source Next Descriptor Ptr Reg */ +#define MDMA_S2_START_ADDR 0xFFC00F44 /*MemDMA2 Stream 0 Source Start Address */ +#define MDMA_S2_X_COUNT 0xFFC00F50 /*MemDMA2 Stream 0 Source Inner-Loop Count register */ +#define MDMA_S2_Y_COUNT 0xFFC00F58 /*MemDMA2 Stream 0 Source Outer-Loop Count register */ +#define MDMA_S2_X_MODIFY 0xFFC00F54 /*MemDMA2 Stream 0 Src Inner-Loop Addr-Increment reg */ +#define MDMA_S2_Y_MODIFY 0xFFC00F5C /*MemDMA2 Stream 0 Src Outer-Loop Addr-Increment reg */ +#define MDMA_S2_CURR_DESC_PTR 0xFFC00F60 /*MemDMA2 Stream 0 Source Current Descriptor Ptr reg */ +#define MDMA_S2_CURR_ADDR 0xFFC00F64 /*MemDMA2 Stream 0 Source Current Address */ +#define MDMA_S2_CURR_X_COUNT 0xFFC00F70 /*MemDMA2 Stream 0 Src Current Inner-Loop Count reg */ +#define MDMA_S2_CURR_Y_COUNT 0xFFC00F78 /*MemDMA2 Stream 0 Src Current Outer-Loop Count reg */ +#define MDMA_S2_IRQ_STATUS 0xFFC00F68 /*MemDMA2 Stream 0 Source Interrupt/Status Register */ +#define MDMA_S2_PERIPHERAL_MAP 0xFFC00F6C /*MemDMA2 Stream 0 Source Peripheral Map register */ + +#define MDMA_D3_CONFIG 0xFFC00F88 /*MemDMA2 Stream 1 Destination Configuration register */ +#define MDMA_D3_NEXT_DESC_PTR 0xFFC00F80 /*MemDMA2 Stream 1 Destination Next Descriptor Ptr Reg */ +#define MDMA_D3_START_ADDR 0xFFC00F84 /*MemDMA2 Stream 1 Destination Start Address */ +#define MDMA_D3_X_COUNT 0xFFC00F90 /*MemDMA2 Stream 1 Dest Inner-Loop Count register */ +#define MDMA_D3_Y_COUNT 0xFFC00F98 /*MemDMA2 Stream 1 Dest Outer-Loop Count register */ +#define MDMA_D3_X_MODIFY 0xFFC00F94 /*MemDMA2 Stream 1 Dest Inner-Loop Address-Increment */ +#define MDMA_D3_Y_MODIFY 0xFFC00F9C /*MemDMA2 Stream 1 Dest Outer-Loop Address-Increment */ +#define MDMA_D3_CURR_DESC_PTR 0xFFC00FA0 /*MemDMA2 Stream 1 Destination Current Descriptor Ptr */ +#define MDMA_D3_CURR_ADDR 0xFFC00FA4 /*MemDMA2 Stream 1 Destination Current Address reg */ +#define MDMA_D3_CURR_X_COUNT 0xFFC00FB0 /*MemDMA2 Stream 1 Dest Current Inner-Loop Count reg */ +#define MDMA_D3_CURR_Y_COUNT 0xFFC00FB8 /*MemDMA2 Stream 1 Dest Current Outer-Loop Count reg */ +#define MDMA_D3_IRQ_STATUS 0xFFC00FA8 /*MemDMA2 Stream 1 Destination Interrupt/Status Reg */ +#define MDMA_D3_PERIPHERAL_MAP 0xFFC00FAC /*MemDMA2 Stream 1 Destination Peripheral Map register */ + +#define MDMA_S3_CONFIG 0xFFC00FC8 /*MemDMA2 Stream 1 Source Configuration register */ +#define MDMA_S3_NEXT_DESC_PTR 0xFFC00FC0 /*MemDMA2 Stream 1 Source Next Descriptor Ptr Reg */ +#define MDMA_S3_START_ADDR 0xFFC00FC4 /*MemDMA2 Stream 1 Source Start Address */ +#define MDMA_S3_X_COUNT 0xFFC00FD0 /*MemDMA2 Stream 1 Source Inner-Loop Count register */ +#define MDMA_S3_Y_COUNT 0xFFC00FD8 /*MemDMA2 Stream 1 Source Outer-Loop Count register */ +#define MDMA_S3_X_MODIFY 0xFFC00FD4 /*MemDMA2 Stream 1 Src Inner-Loop Address-Increment */ +#define MDMA_S3_Y_MODIFY 0xFFC00FDC /*MemDMA2 Stream 1 Source Outer-Loop Address-Increment */ +#define MDMA_S3_CURR_DESC_PTR 0xFFC00FE0 /*MemDMA2 Stream 1 Source Current Descriptor Ptr reg */ +#define MDMA_S3_CURR_ADDR 0xFFC00FE4 /*MemDMA2 Stream 1 Source Current Address */ +#define MDMA_S3_CURR_X_COUNT 0xFFC00FF0 /*MemDMA2 Stream 1 Source Current Inner-Loop Count */ +#define MDMA_S3_CURR_Y_COUNT 0xFFC00FF8 /*MemDMA2 Stream 1 Source Current Outer-Loop Count */ +#define MDMA_S3_IRQ_STATUS 0xFFC00FE8 /*MemDMA2 Stream 1 Source Interrupt/Status Register */ +#define MDMA_S3_PERIPHERAL_MAP 0xFFC00FEC /*MemDMA2 Stream 1 Source Peripheral Map register */ /* Internal Memory DMA Registers (0xFFC0_1800 - 0xFFC0_19FF) */ #define IMDMA_D0_CONFIG 0xFFC01808 /*IMDMA Stream 0 Destination Configuration */ @@ -879,6 +879,13 @@ #define DLENGTH 0x00003800 /* PPI Data Length */ #define DLEN_8 0x0 /* PPI Data Length mask for DLEN=8 */ #define DLEN(x) (((x-9) & 0x07) << 11) /* PPI Data Length (only works for x=10-->x=16) */ +#define DLEN_10 0x00000800 /* Data Length = 10 Bits */ +#define DLEN_11 0x00001000 /* Data Length = 11 Bits */ +#define DLEN_12 0x00001800 /* Data Length = 12 Bits */ +#define DLEN_13 0x00002000 /* Data Length = 13 Bits */ +#define DLEN_14 0x00002800 /* Data Length = 14 Bits */ +#define DLEN_15 0x00003000 /* Data Length = 15 Bits */ +#define DLEN_16 0x00003800 /* Data Length = 16 Bits */ #define POL 0x0000C000 /* PPI Signal Polarities */ #define POLC 0x4000 /* PPI Clock Polarity */ #define POLS 0x8000 /* PPI Frame Sync Polarity */ diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S index e4137297b790..4698a9800522 100644 --- a/arch/blackfin/mach-common/entry.S +++ b/arch/blackfin/mach-common/entry.S @@ -1244,7 +1244,7 @@ ENTRY(_software_trace_buff) .endr #endif /* CONFIG_DEBUG_BFIN_HWTRACE_EXPAND */ -#if CONFIG_EARLY_PRINTK +#ifdef CONFIG_EARLY_PRINTK __INIT ENTRY(_early_trap) SAVE_ALL_SYS @@ -1755,6 +1755,8 @@ ENTRY(_sys_call_table) .long _sys_syncfs .long _sys_setns .long _sys_sendmmsg /* 380 */ + .long _sys_process_vm_readv + .long _sys_process_vm_writev .rept NR_syscalls-(.-_sys_call_table)/4 .long _sys_ni_syscall diff --git a/arch/c6x/include/asm/pgtable.h b/arch/c6x/include/asm/pgtable.h index 68c8af4f1f97..38a4312eb2cb 100644 --- a/arch/c6x/include/asm/pgtable.h +++ b/arch/c6x/include/asm/pgtable.h @@ -73,9 +73,6 @@ extern unsigned long empty_zero_page; #define pgtable_cache_init() do { } while (0) #define io_remap_pfn_range remap_pfn_range -#define io_remap_page_range(vma, vaddr, paddr, size, prot) \ - remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot) - #include <asm-generic/pgtable.h> #endif /* _ASM_C6X_PGTABLE_H */ diff --git a/arch/hexagon/kernel/signal.c b/arch/hexagon/kernel/signal.c index b45be3181193..ecbab3457606 100644 --- a/arch/hexagon/kernel/signal.c +++ b/arch/hexagon/kernel/signal.c @@ -192,12 +192,7 @@ static int handle_signal(int sig, siginfo_t *info, struct k_sigaction *ka, if (rc) return rc; - spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked, ¤t->blocked, &ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(¤t->blocked, sig); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + block_sigmask(ka, sig); return 0; } @@ -305,10 +300,7 @@ asmlinkage int sys_rt_sigreturn(void) goto badframe; sigdelsetmask(&blocked, ~_BLOCKABLE); - spin_lock_irq(¤t->sighand->siglock); - current->blocked = blocked; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + set_current_blocked(&blocked); if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) goto badframe; diff --git a/arch/hexagon/kernel/vdso.c b/arch/hexagon/kernel/vdso.c index 16277c33308a..f212a453b527 100644 --- a/arch/hexagon/kernel/vdso.c +++ b/arch/hexagon/kernel/vdso.c @@ -78,8 +78,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) /* MAYWRITE to allow gdb to COW and set breakpoints. */ ret = install_special_mapping(mm, vdso_base, PAGE_SIZE, VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| - VM_ALWAYSDUMP, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, &vdso_page); if (ret) diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h index 279b38ae74aa..b22e5f5fa593 100644 --- a/arch/ia64/include/asm/pci.h +++ b/arch/ia64/include/asm/pci.h @@ -108,12 +108,6 @@ static inline int pci_proc_domain(struct pci_bus *bus) return (pci_domain_nr(bus) != 0); } -extern void pcibios_resource_to_bus(struct pci_dev *dev, - struct pci_bus_region *region, struct resource *res); - -extern void pcibios_bus_to_resource(struct pci_dev *dev, - struct resource *res, struct pci_bus_region *region); - static inline struct resource * pcibios_select_root(struct pci_dev *pdev, struct resource *res) { diff --git a/arch/ia64/include/asm/xen/interface.h b/arch/ia64/include/asm/xen/interface.h index fbb519828aa1..09d5f7fd9db1 100644 --- a/arch/ia64/include/asm/xen/interface.h +++ b/arch/ia64/include/asm/xen/interface.h @@ -77,6 +77,7 @@ DEFINE_GUEST_HANDLE(int); DEFINE_GUEST_HANDLE(long); DEFINE_GUEST_HANDLE(void); DEFINE_GUEST_HANDLE(uint64_t); +DEFINE_GUEST_HANDLE(uint32_t); typedef unsigned long xen_pfn_t; DEFINE_GUEST_HANDLE(xen_pfn_t); diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c index f82f5d4b65fd..d1ce3200147c 100644 --- a/arch/ia64/pci/pci.c +++ b/arch/ia64/pci/pci.c @@ -320,7 +320,8 @@ static __devinit acpi_status add_window(struct acpi_resource *res, void *data) * Ignore these tiny memory ranges */ if (!((window->resource.flags & IORESOURCE_MEM) && (window->resource.end - window->resource.start < 16))) - pci_add_resource(&info->resources, &window->resource); + pci_add_resource_offset(&info->resources, &window->resource, + window->offset); return AE_OK; } @@ -395,54 +396,6 @@ out1: return NULL; } -void pcibios_resource_to_bus(struct pci_dev *dev, - struct pci_bus_region *region, struct resource *res) -{ - struct pci_controller *controller = PCI_CONTROLLER(dev); - unsigned long offset = 0; - int i; - - for (i = 0; i < controller->windows; i++) { - struct pci_window *window = &controller->window[i]; - if (!(window->resource.flags & res->flags)) - continue; - if (window->resource.start > res->start) - continue; - if (window->resource.end < res->end) - continue; - offset = window->offset; - break; - } - - region->start = res->start - offset; - region->end = res->end - offset; -} -EXPORT_SYMBOL(pcibios_resource_to_bus); - -void pcibios_bus_to_resource(struct pci_dev *dev, - struct resource *res, struct pci_bus_region *region) -{ - struct pci_controller *controller = PCI_CONTROLLER(dev); - unsigned long offset = 0; - int i; - - for (i = 0; i < controller->windows; i++) { - struct pci_window *window = &controller->window[i]; - if (!(window->resource.flags & res->flags)) - continue; - if (window->resource.start - window->offset > region->start) - continue; - if (window->resource.end - window->offset < region->end) - continue; - offset = window->offset; - break; - } - - res->start = region->start + offset; - res->end = region->end + offset; -} -EXPORT_SYMBOL(pcibios_bus_to_resource); - static int __devinit is_valid_resource(struct pci_dev *dev, int idx) { unsigned int i, type_mask = IORESOURCE_IO | IORESOURCE_MEM; @@ -464,15 +417,11 @@ static int __devinit is_valid_resource(struct pci_dev *dev, int idx) static void __devinit pcibios_fixup_resources(struct pci_dev *dev, int start, int limit) { - struct pci_bus_region region; int i; for (i = start; i < limit; i++) { if (!dev->resource[i].flags) continue; - region.start = dev->resource[i].start; - region.end = dev->resource[i].end; - pcibios_bus_to_resource(dev, &dev->resource[i], ®ion); if ((is_valid_resource(dev, i))) pci_claim_resource(dev, i); } diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c index 0a36f082eaf1..238e2c511d94 100644 --- a/arch/ia64/sn/kernel/io_init.c +++ b/arch/ia64/sn/kernel/io_init.c @@ -297,7 +297,8 @@ sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus) s64 status = 0; struct pci_controller *controller; struct pcibus_bussoft *prom_bussoft_ptr; - + LIST_HEAD(resources); + int i; status = sal_get_pcibus_info((u64) segment, (u64) busnum, (u64) ia64_tpa(&prom_bussoft_ptr)); @@ -315,7 +316,15 @@ sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus) */ controller->platform_data = prom_bussoft_ptr; - bus = pci_scan_bus(busnum, &pci_root_ops, controller); + sn_legacy_pci_window_fixup(controller, + prom_bussoft_ptr->bs_legacy_io, + prom_bussoft_ptr->bs_legacy_mem); + for (i = 0; i < controller->windows; i++) + pci_add_resource_offset(&resources, + &controller->window[i].resource, + controller->window[i].offset); + bus = pci_scan_root_bus(NULL, busnum, &pci_root_ops, controller, + &resources); if (bus == NULL) goto error_return; /* error, or bus already scanned */ @@ -348,9 +357,6 @@ sn_bus_fixup(struct pci_bus *bus) return; } sn_common_bus_fixup(bus, prom_bussoft_ptr); - sn_legacy_pci_window_fixup(PCI_CONTROLLER(bus), - prom_bussoft_ptr->bs_legacy_io, - prom_bussoft_ptr->bs_legacy_mem); } list_for_each_entry(pci_dev, &bus->devices, bus_list) { sn_io_slot_fixup(pci_dev); diff --git a/arch/m68k/q40/config.c b/arch/m68k/q40/config.c index ad10fecec2fe..be936480b964 100644 --- a/arch/m68k/q40/config.c +++ b/arch/m68k/q40/config.c @@ -24,6 +24,7 @@ #include <linux/rtc.h> #include <linux/vt_kern.h> #include <linux/bcd.h> +#include <linux/platform_device.h> #include <asm/io.h> #include <asm/rtc.h> @@ -329,3 +330,15 @@ static int q40_set_rtc_pll(struct rtc_pll_info *pll) } else return -EINVAL; } + +static __init int q40_add_kbd_device(void) +{ + struct platform_device *pdev; + + pdev = platform_device_register_simple("q40kbd", -1, NULL, 0); + if (IS_ERR(pdev)) + return PTR_ERR(pdev); + + return 0; +} +arch_initcall(q40_add_kbd_device); diff --git a/arch/microblaze/include/asm/pci-bridge.h b/arch/microblaze/include/asm/pci-bridge.h index e9834b2991d0..cb5d39794800 100644 --- a/arch/microblaze/include/asm/pci-bridge.h +++ b/arch/microblaze/include/asm/pci-bridge.h @@ -10,7 +10,6 @@ #include <linux/pci.h> #include <linux/list.h> #include <linux/ioport.h> -#include <asm-generic/pci-bridge.h> struct device_node; diff --git a/arch/microblaze/include/asm/pci.h b/arch/microblaze/include/asm/pci.h index 033137628e8a..a0da88bf70c5 100644 --- a/arch/microblaze/include/asm/pci.h +++ b/arch/microblaze/include/asm/pci.h @@ -94,14 +94,6 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus, */ #define PCI_DMA_BUS_IS_PHYS (1) -extern void pcibios_resource_to_bus(struct pci_dev *dev, - struct pci_bus_region *region, - struct resource *res); - -extern void pcibios_bus_to_resource(struct pci_dev *dev, - struct resource *res, - struct pci_bus_region *region); - static inline struct resource *pcibios_select_root(struct pci_dev *pdev, struct resource *res) { diff --git a/arch/microblaze/include/asm/pgtable.h b/arch/microblaze/include/asm/pgtable.h index b2af42311a12..44dc67aa0277 100644 --- a/arch/microblaze/include/asm/pgtable.h +++ b/arch/microblaze/include/asm/pgtable.h @@ -543,8 +543,6 @@ extern unsigned long iopa(unsigned long addr); /* Needs to be defined here and not in linux/mm.h, as it is arch dependent */ #define kern_addr_valid(addr) (1) -#define io_remap_page_range remap_page_range - /* * No page table caches to initialise */ diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c index 85f2ac1230a8..d10403dadd2b 100644 --- a/arch/microblaze/pci/pci-common.c +++ b/arch/microblaze/pci/pci-common.c @@ -46,9 +46,6 @@ static int global_phb_number; /* Global phb counter */ /* ISA Memory physical address */ resource_size_t isa_mem_base; -/* Default PCI flags is 0 on ppc32, modified at boot on ppc64 */ -unsigned int pci_flags; - static struct dma_map_ops *pci_dma_ops = &dma_direct_ops; unsigned long isa_io_base; @@ -833,64 +830,7 @@ int pci_proc_domain(struct pci_bus *bus) { struct pci_controller *hose = pci_bus_to_host(bus); - if (!(pci_flags & PCI_ENABLE_PROC_DOMAINS)) - return 0; - if (pci_flags & PCI_COMPAT_DOMAIN_0) - return hose->global_number != 0; - return 1; -} - -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - resource_size_t offset = 0, mask = (resource_size_t)-1; - struct pci_controller *hose = pci_bus_to_host(dev->bus); - - if (!hose) - return; - if (res->flags & IORESOURCE_IO) { - offset = (unsigned long)hose->io_base_virt - _IO_BASE; - mask = 0xffffffffu; - } else if (res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - - region->start = (res->start - offset) & mask; - region->end = (res->end - offset) & mask; -} -EXPORT_SYMBOL(pcibios_resource_to_bus); - -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - resource_size_t offset = 0, mask = (resource_size_t)-1; - struct pci_controller *hose = pci_bus_to_host(dev->bus); - - if (!hose) - return; - if (res->flags & IORESOURCE_IO) { - offset = (unsigned long)hose->io_base_virt - _IO_BASE; - mask = 0xffffffffu; - } else if (res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - res->start = (region->start + offset) & mask; - res->end = (region->end + offset) & mask; -} -EXPORT_SYMBOL(pcibios_bus_to_resource); - -/* Fixup a bus resource into a linux resource */ -static void __devinit fixup_resource(struct resource *res, struct pci_dev *dev) -{ - struct pci_controller *hose = pci_bus_to_host(dev->bus); - resource_size_t offset = 0, mask = (resource_size_t)-1; - - if (res->flags & IORESOURCE_IO) { - offset = (unsigned long)hose->io_base_virt - _IO_BASE; - mask = 0xffffffffu; - } else if (res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - - res->start = (res->start + offset) & mask; - res->end = (res->end + offset) & mask; + return 0; } /* This header fixup will do the resource fixup for all devices as they are @@ -910,13 +850,7 @@ static void __devinit pcibios_fixup_resources(struct pci_dev *dev) struct resource *res = dev->resource + i; if (!res->flags) continue; - /* On platforms that have PCI_PROBE_ONLY set, we don't - * consider 0 as an unassigned BAR value. It's technically - * a valid value, but linux doesn't like it... so when we can - * re-assign things, we do so, but if we can't, we keep it - * around and hope for the best... - */ - if (res->start == 0 && !(pci_flags & PCI_PROBE_ONLY)) { + if (res->start == 0) { pr_debug("PCI:%s Resource %d %016llx-%016llx [%x]" \ "is unassigned\n", pci_name(dev), i, @@ -929,18 +863,11 @@ static void __devinit pcibios_fixup_resources(struct pci_dev *dev) continue; } - pr_debug("PCI:%s Resource %d %016llx-%016llx [%x] fixup...\n", + pr_debug("PCI:%s Resource %d %016llx-%016llx [%x]\n", pci_name(dev), i, (unsigned long long)res->start,\ (unsigned long long)res->end, (unsigned int)res->flags); - - fixup_resource(res, dev); - - pr_debug("PCI:%s %016llx-%016llx\n", - pci_name(dev), - (unsigned long long)res->start, - (unsigned long long)res->end); } } DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pcibios_fixup_resources); @@ -959,10 +886,6 @@ static int __devinit pcibios_uninitialized_bridge_resource(struct pci_bus *bus, u16 command; int i; - /* We don't do anything if PCI_PROBE_ONLY is set */ - if (pci_flags & PCI_PROBE_ONLY) - return 0; - /* Job is a bit different between memory and IO */ if (res->flags & IORESOURCE_MEM) { /* If the BAR is non-0 (res != pci_mem_offset) then it's @@ -1037,9 +960,6 @@ static void __devinit pcibios_fixup_bridge(struct pci_bus *bus) (unsigned long long)res->end, (unsigned int)res->flags); - /* Perform fixup */ - fixup_resource(res, dev); - /* Try to detect uninitialized P2P bridge resources, * and clear them out so they get re-assigned later */ @@ -1107,9 +1027,6 @@ EXPORT_SYMBOL(pcibios_fixup_bus); static int skip_isa_ioresource_align(struct pci_dev *dev) { - if ((pci_flags & PCI_CAN_SKIP_ISA_ALIGN) && - !(dev->bus->bridge_ctl & PCI_BRIDGE_CTL_ISA)) - return 1; return 0; } @@ -1236,8 +1153,6 @@ void pcibios_allocate_bus_resources(struct pci_bus *bus) * and as such ensure proper re-allocation * later. */ - if (pci_flags & PCI_REASSIGN_ALL_RSRC) - goto clear_resource; pr = pci_find_parent_resource(bus->self, res); if (pr == res) { /* this happens when the generic PCI @@ -1422,27 +1337,19 @@ void __init pcibios_resource_survey(void) list_for_each_entry(b, &pci_root_buses, node) pcibios_allocate_bus_resources(b); - if (!(pci_flags & PCI_REASSIGN_ALL_RSRC)) { - pcibios_allocate_resources(0); - pcibios_allocate_resources(1); - } + pcibios_allocate_resources(0); + pcibios_allocate_resources(1); /* Before we start assigning unassigned resource, we try to reserve * the low IO area and the VGA memory area if they intersect the * bus available resources to avoid allocating things on top of them */ - if (!(pci_flags & PCI_PROBE_ONLY)) { - list_for_each_entry(b, &pci_root_buses, node) - pcibios_reserve_legacy_regions(b); - } + list_for_each_entry(b, &pci_root_buses, node) + pcibios_reserve_legacy_regions(b); - /* Now, if the platform didn't decide to blindly trust the firmware, - * we proceed to assigning things that were left unassigned - */ - if (!(pci_flags & PCI_PROBE_ONLY)) { - pr_debug("PCI: Assigning unassigned resources...\n"); - pci_assign_unassigned_resources(); - } + /* Now proceed to assigning things that were left unassigned */ + pr_debug("PCI: Assigning unassigned resources...\n"); + pci_assign_unassigned_resources(); } #ifdef CONFIG_HOTPLUG @@ -1535,7 +1442,7 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s res->end = res->start + IO_SPACE_LIMIT; res->flags = IORESOURCE_IO; } - pci_add_resource(resources, res); + pci_add_resource_offset(resources, res, hose->io_base_virt - _IO_BASE); pr_debug("PCI: PHB IO resource = %016llx-%016llx [%lx]\n", (unsigned long long)res->start, @@ -1558,7 +1465,7 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s res->flags = IORESOURCE_MEM; } - pci_add_resource(resources, res); + pci_add_resource_offset(resources, res, hose->pci_mem_offset); pr_debug("PCI: PHB MEM resource %d = %016llx-%016llx [%lx]\n", i, (unsigned long long)res->start, diff --git a/arch/mips/include/asm/mman.h b/arch/mips/include/asm/mman.h index 785b4ea4ec3f..46d3da0d4b92 100644 --- a/arch/mips/include/asm/mman.h +++ b/arch/mips/include/asm/mman.h @@ -80,6 +80,10 @@ #define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ #define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages */ +#define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, + overrides the coredump filter bits */ +#define MADV_DODUMP 17 /* Clear the MADV_NODUMP flag */ + /* compatibility flags */ #define MAP_FILE 0 diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h index 576397c69920..fcd4060f6421 100644 --- a/arch/mips/include/asm/pci.h +++ b/arch/mips/include/asm/pci.h @@ -92,6 +92,7 @@ extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, #include <asm/scatterlist.h> #include <linux/string.h> #include <asm/io.h> +#include <asm-generic/pci-bridge.h> struct pci_dev; @@ -112,12 +113,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev, } #endif -extern void pcibios_resource_to_bus(struct pci_dev *dev, - struct pci_bus_region *region, struct resource *res); - -extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region); - #define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index static inline int pci_proc_domain(struct pci_bus *bus) @@ -145,8 +140,6 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) #define arch_setup_msi_irqs arch_setup_msi_irqs #endif -extern int pci_probe_only; - extern char * (*pcibios_plat_setup)(char *str); #endif /* _ASM_PCI_H */ diff --git a/arch/mips/jz4740/board-qi_lb60.c b/arch/mips/jz4740/board-qi_lb60.c index 639e3ce6c264..9a91fe9de696 100644 --- a/arch/mips/jz4740/board-qi_lb60.c +++ b/arch/mips/jz4740/board-qi_lb60.c @@ -418,6 +418,11 @@ static struct platform_device qi_lb60_charger_device = { }, }; +/* audio */ +static struct platform_device qi_lb60_audio_device = { + .name = "qi-lb60-audio", + .id = -1, +}; static struct platform_device *jz_platform_devices[] __initdata = { &jz4740_udc_device, @@ -434,6 +439,7 @@ static struct platform_device *jz_platform_devices[] __initdata = { &qi_lb60_gpio_keys, &qi_lb60_pwm_beeper, &qi_lb60_charger_device, + &qi_lb60_audio_device, }; static void __init board_gpio_setup(void) diff --git a/arch/mips/kernel/vdso.c b/arch/mips/kernel/vdso.c index e5cdfd603f8f..0f1af58b036a 100644 --- a/arch/mips/kernel/vdso.c +++ b/arch/mips/kernel/vdso.c @@ -88,8 +88,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) ret = install_special_mapping(mm, addr, PAGE_SIZE, VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| - VM_ALWAYSDUMP, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, &vdso_page); if (ret) diff --git a/arch/mips/pci/fixup-cobalt.c b/arch/mips/pci/fixup-cobalt.c index acacd1407c63..9553b14002dd 100644 --- a/arch/mips/pci/fixup-cobalt.c +++ b/arch/mips/pci/fixup-cobalt.c @@ -51,67 +51,6 @@ static void qube_raq_galileo_early_fixup(struct pci_dev *dev) DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_MARVELL, PCI_DEVICE_ID_MARVELL_GT64111, qube_raq_galileo_early_fixup); -static void __devinit cobalt_legacy_ide_resource_fixup(struct pci_dev *dev, - struct resource *res) -{ - struct pci_controller *hose = (struct pci_controller *)dev->sysdata; - unsigned long offset = hose->io_offset; - struct resource orig = *res; - - if (!(res->flags & IORESOURCE_IO) || - !(res->flags & IORESOURCE_PCI_FIXED)) - return; - - res->start -= offset; - res->end -= offset; - dev_printk(KERN_DEBUG, &dev->dev, "converted legacy %pR to bus %pR\n", - &orig, res); -} - -static void __devinit cobalt_legacy_ide_fixup(struct pci_dev *dev) -{ - u32 class; - u8 progif; - - /* - * If the IDE controller is in legacy mode, pci_setup_device() fills in - * the resources with the legacy addresses that normally appear on the - * PCI bus, just as if we had read them from a BAR. - * - * However, with the GT-64111, those legacy addresses, e.g., 0x1f0, - * will never appear on the PCI bus because it converts memory accesses - * in the PCI I/O region (which is never at address zero) into I/O port - * accesses with no address translation. - * - * For example, if GT_DEF_PCI0_IO_BASE is 0x10000000, a load or store - * to physical address 0x100001f0 will become a PCI access to I/O port - * 0x100001f0. There's no way to generate an access to I/O port 0x1f0, - * but the VT82C586 IDE controller does respond at 0x100001f0 because - * it only decodes the low 24 bits of the address. - * - * When this quirk runs, the pci_dev resources should contain bus - * addresses, not Linux I/O port numbers, so convert legacy addresses - * like 0x1f0 to bus addresses like 0x100001f0. Later, we'll convert - * them back with pcibios_fixup_bus() or pcibios_bus_to_resource(). - */ - class = dev->class >> 8; - if (class != PCI_CLASS_STORAGE_IDE) - return; - - pci_read_config_byte(dev, PCI_CLASS_PROG, &progif); - if ((progif & 1) == 0) { - cobalt_legacy_ide_resource_fixup(dev, &dev->resource[0]); - cobalt_legacy_ide_resource_fixup(dev, &dev->resource[1]); - } - if ((progif & 4) == 0) { - cobalt_legacy_ide_resource_fixup(dev, &dev->resource[2]); - cobalt_legacy_ide_resource_fixup(dev, &dev->resource[3]); - } -} - -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_1, - cobalt_legacy_ide_fixup); - static void qube_raq_via_bmIDE_fixup(struct pci_dev *dev) { unsigned short cfgword; diff --git a/arch/mips/pci/pci-bcm1480.c b/arch/mips/pci/pci-bcm1480.c index af8c31996965..37b52dc3d27e 100644 --- a/arch/mips/pci/pci-bcm1480.c +++ b/arch/mips/pci/pci-bcm1480.c @@ -204,7 +204,7 @@ static int __init bcm1480_pcibios_init(void) uint64_t reg; /* CFE will assign PCI resources */ - pci_probe_only = 1; + pci_set_flags(PCI_PROBE_ONLY); /* Avoid ISA compat ranges. */ PCIBIOS_MIN_IO = 0x00008000UL; diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c index 193e9494f98e..0fbe4c0c170a 100644 --- a/arch/mips/pci/pci-ip27.c +++ b/arch/mips/pci/pci-ip27.c @@ -50,7 +50,7 @@ int __cpuinit bridge_probe(nasid_t nasid, int widget_id, int masterwid) bridge_t *bridge; int slot; - pci_probe_only = 1; + pci_set_flags(PCI_PROBE_ONLY); printk("a bridge\n"); diff --git a/arch/mips/pci/pci-lantiq.c b/arch/mips/pci/pci-lantiq.c index be1e1afe12c3..030c77e7926e 100644 --- a/arch/mips/pci/pci-lantiq.c +++ b/arch/mips/pci/pci-lantiq.c @@ -270,7 +270,8 @@ static int __devinit ltq_pci_probe(struct platform_device *pdev) { struct ltq_pci_data *ltq_pci_data = (struct ltq_pci_data *) pdev->dev.platform_data; - pci_probe_only = 0; + + pci_clear_flags(PCI_PROBE_ONLY); ltq_pci_irq_map = ltq_pci_data->irq; ltq_pci_membase = ioremap_nocache(PCI_CR_BASE_ADDR, PCI_CR_SIZE); ltq_pci_mapped_cfg = diff --git a/arch/mips/pci/pci-sb1250.c b/arch/mips/pci/pci-sb1250.c index 1711e8e101bc..dd97f3a83baa 100644 --- a/arch/mips/pci/pci-sb1250.c +++ b/arch/mips/pci/pci-sb1250.c @@ -213,7 +213,7 @@ static int __init sb1250_pcibios_init(void) uint64_t reg; /* CFE will assign PCI resources */ - pci_probe_only = 1; + pci_set_flags(PCI_PROBE_ONLY); /* Avoid ISA compat ranges. */ PCIBIOS_MIN_IO = 0x00008000UL; diff --git a/arch/mips/pci/pci-xlr.c b/arch/mips/pci/pci-xlr.c index 3d701a962ef4..1644805a6730 100644 --- a/arch/mips/pci/pci-xlr.c +++ b/arch/mips/pci/pci-xlr.c @@ -292,7 +292,7 @@ int pcibios_plat_dev_init(struct pci_dev *dev) static int __init pcibios_init(void) { /* PSB assigns PCI resources */ - pci_probe_only = 1; + pci_set_flags(PCI_PROBE_ONLY); pci_config_base = ioremap(DEFAULT_PCI_CONFIG_BASE, 16 << 20); /* Extend IO port for memory mapped io */ diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index 15521505ebe8..0514866fa925 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -20,16 +20,9 @@ #include <asm/cpu-info.h> /* - * Indicate whether we respect the PCI setup left by the firmware. - * - * Make this long-lived so that we know when shutting down - * whether we probed only or not. + * If PCI_PROBE_ONLY in pci_flags is set, we don't change any PCI resource + * assignments. */ -int pci_probe_only; - -#define PCI_ASSIGN_ALL_BUSSES 1 - -unsigned int pci_probe = PCI_ASSIGN_ALL_BUSSES; /* * The PCI controller list. @@ -92,11 +85,12 @@ static void __devinit pcibios_scanbus(struct pci_controller *hose) if (!hose->iommu) PCI_DMA_BUS_IS_PHYS = 1; - if (hose->get_busno && pci_probe_only) + if (hose->get_busno && pci_has_flag(PCI_PROBE_ONLY)) next_busno = (*hose->get_busno)(); - pci_add_resource(&resources, hose->mem_resource); - pci_add_resource(&resources, hose->io_resource); + pci_add_resource_offset(&resources, + hose->mem_resource, hose->mem_offset); + pci_add_resource_offset(&resources, hose->io_resource, hose->io_offset); bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose, &resources); if (!bus) @@ -115,7 +109,7 @@ static void __devinit pcibios_scanbus(struct pci_controller *hose) need_domain_info = 1; } - if (!pci_probe_only) { + if (!pci_has_flag(PCI_PROBE_ONLY)) { pci_bus_size_bridges(bus); pci_bus_assign_resources(bus); pci_enable_bridges(bus); @@ -241,7 +235,7 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask) unsigned int pcibios_assign_all_busses(void) { - return (pci_probe & PCI_ASSIGN_ALL_BUSSES) ? 1 : 0; + return 1; } int pcibios_enable_device(struct pci_dev *dev, int mask) @@ -254,42 +248,13 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) return pcibios_plat_dev_init(dev); } -static void pcibios_fixup_device_resources(struct pci_dev *dev, - struct pci_bus *bus) -{ - /* Update device resources. */ - struct pci_controller *hose = (struct pci_controller *)bus->sysdata; - unsigned long offset = 0; - int i; - - for (i = 0; i < PCI_NUM_RESOURCES; i++) { - if (!dev->resource[i].start) - continue; - if (dev->resource[i].flags & IORESOURCE_IO) - offset = hose->io_offset; - else if (dev->resource[i].flags & IORESOURCE_MEM) - offset = hose->mem_offset; - - dev->resource[i].start += offset; - dev->resource[i].end += offset; - } -} - void __devinit pcibios_fixup_bus(struct pci_bus *bus) { - /* Propagate hose info into the subordinate devices. */ - struct pci_dev *dev = bus->self; - if (pci_probe_only && dev && + if (pci_has_flag(PCI_PROBE_ONLY) && dev && (dev->class >> 8) == PCI_CLASS_BRIDGE_PCI) { pci_read_bridge_bases(bus); - pcibios_fixup_device_resources(dev, bus); - } - - list_for_each_entry(dev, &bus->devices, bus_list) { - if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI) - pcibios_fixup_device_resources(dev, bus); } } @@ -299,40 +264,7 @@ pcibios_update_irq(struct pci_dev *dev, int irq) pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq); } -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - struct pci_controller *hose = (struct pci_controller *)dev->sysdata; - unsigned long offset = 0; - - if (res->flags & IORESOURCE_IO) - offset = hose->io_offset; - else if (res->flags & IORESOURCE_MEM) - offset = hose->mem_offset; - - region->start = res->start - offset; - region->end = res->end - offset; -} - -void __devinit -pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - struct pci_controller *hose = (struct pci_controller *)dev->sysdata; - unsigned long offset = 0; - - if (res->flags & IORESOURCE_IO) - offset = hose->io_offset; - else if (res->flags & IORESOURCE_MEM) - offset = hose->mem_offset; - - res->start = region->start + offset; - res->end = region->end + offset; -} - #ifdef CONFIG_HOTPLUG -EXPORT_SYMBOL(pcibios_resource_to_bus); -EXPORT_SYMBOL(pcibios_bus_to_resource); EXPORT_SYMBOL(PCIBIOS_MIN_IO); EXPORT_SYMBOL(PCIBIOS_MIN_MEM); #endif diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig index 8f1c40d5817e..3aa3de017159 100644 --- a/arch/mn10300/Kconfig +++ b/arch/mn10300/Kconfig @@ -5,6 +5,7 @@ config MN10300 select GENERIC_IRQ_SHOW select HAVE_ARCH_TRACEHOOK select HAVE_ARCH_KGDB + select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER config AM33_2 def_bool n diff --git a/arch/mn10300/include/asm/pci.h b/arch/mn10300/include/asm/pci.h index 6095a28561dd..8137c25c4e15 100644 --- a/arch/mn10300/include/asm/pci.h +++ b/arch/mn10300/include/asm/pci.h @@ -85,22 +85,6 @@ extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, /* implement the pci_ DMA API in terms of the generic device dma_ one */ #include <asm-generic/pci-dma-compat.h> -/** - * pcibios_resource_to_bus - convert resource to PCI bus address - * @dev: device which owns this resource - * @region: converted bus-centric region (start,end) - * @res: resource to convert - * - * Convert a resource to a PCI device bus address or bus window. - */ -extern void pcibios_resource_to_bus(struct pci_dev *dev, - struct pci_bus_region *region, - struct resource *res); - -extern void pcibios_bus_to_resource(struct pci_dev *dev, - struct resource *res, - struct pci_bus_region *region); - static inline struct resource * pcibios_select_root(struct pci_dev *pdev, struct resource *res) { diff --git a/arch/mn10300/include/asm/reset-regs.h b/arch/mn10300/include/asm/reset-regs.h index 10c7502a113f..8ca2a42d365b 100644 --- a/arch/mn10300/include/asm/reset-regs.h +++ b/arch/mn10300/include/asm/reset-regs.h @@ -17,10 +17,6 @@ #ifdef __KERNEL__ -#ifdef CONFIG_MN10300_WD_TIMER -#define ARCH_HAS_NMI_WATCHDOG /* See include/linux/nmi.h */ -#endif - /* * watchdog timer registers */ diff --git a/arch/mn10300/unit-asb2305/pci.c b/arch/mn10300/unit-asb2305/pci.c index a7c5f08ca9f5..6dce9fc2cf3c 100644 --- a/arch/mn10300/unit-asb2305/pci.c +++ b/arch/mn10300/unit-asb2305/pci.c @@ -32,8 +32,7 @@ struct pci_ops *pci_root_ops; * insert specific PCI bus resources instead of using the platform-level bus * resources directly for the PCI root bus. * - * These are configured and inserted by pcibios_init() and are attached to the - * root bus by pcibios_fixup_bus(). + * These are configured and inserted by pcibios_init(). */ static struct resource pci_ioport_resource = { .name = "PCI IO", @@ -78,52 +77,6 @@ static inline int __query(const struct pci_bus *bus, unsigned int devfn) } /* - * translate Linuxcentric addresses to PCI bus addresses - */ -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - if (res->flags & IORESOURCE_IO) { - region->start = (res->start & 0x00ffffff); - region->end = (res->end & 0x00ffffff); - } - - if (res->flags & IORESOURCE_MEM) { - region->start = (res->start & 0x03ffffff) | MEM_PAGING_REG; - region->end = (res->end & 0x03ffffff) | MEM_PAGING_REG; - } - -#if 0 - printk(KERN_DEBUG "RES->BUS: %lx-%lx => %lx-%lx\n", - res->start, res->end, region->start, region->end); -#endif -} -EXPORT_SYMBOL(pcibios_resource_to_bus); - -/* - * translate PCI bus addresses to Linuxcentric addresses - */ -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - if (res->flags & IORESOURCE_IO) { - res->start = (region->start & 0x00ffffff) | 0xbe000000; - res->end = (region->end & 0x00ffffff) | 0xbe000000; - } - - if (res->flags & IORESOURCE_MEM) { - res->start = (region->start & 0x03ffffff) | 0xb8000000; - res->end = (region->end & 0x03ffffff) | 0xb8000000; - } - -#if 0 - printk(KERN_INFO "BUS->RES: %lx-%lx => %lx-%lx\n", - region->start, region->end, res->start, res->end); -#endif -} -EXPORT_SYMBOL(pcibios_bus_to_resource); - -/* * */ static int pci_ampci_read_config_byte(struct pci_bus *bus, unsigned int devfn, @@ -364,9 +317,6 @@ static void __devinit pcibios_fixup_device_resources(struct pci_dev *dev) if (!dev->resource[i].flags) continue; - region.start = dev->resource[i].start; - region.end = dev->resource[i].end; - pcibios_bus_to_resource(dev, &dev->resource[i], ®ion); if (is_valid_resource(dev, i)) pci_claim_resource(dev, i); } @@ -397,6 +347,7 @@ void __devinit pcibios_fixup_bus(struct pci_bus *bus) */ static int __init pcibios_init(void) { + resource_size_t io_offset, mem_offset; LIST_HEAD(resources); ioport_resource.start = 0xA0000000; @@ -420,8 +371,13 @@ static int __init pcibios_init(void) printk(KERN_INFO "PCI: Probing PCI hardware [mempage %08x]\n", MEM_PAGING_REG); - pci_add_resource(&resources, &pci_ioport_resource); - pci_add_resource(&resources, &pci_iomem_resource); + io_offset = pci_ioport_resource.start - + (pci_ioport_resource.start & 0x00ffffff); + mem_offset = pci_iomem_resource.start - + ((pci_iomem_resource.start & 0x03ffffff) | MEM_PAGING_REG); + + pci_add_resource_offset(&resources, &pci_ioport_resource, io_offset); + pci_add_resource_offset(&resources, &pci_iomem_resource, mem_offset); pci_root_bus = pci_scan_root_bus(NULL, 0, &pci_direct_ampci, NULL, &resources); diff --git a/arch/openrisc/include/asm/pgtable.h b/arch/openrisc/include/asm/pgtable.h index 043505d7f684..14c900cfd30a 100644 --- a/arch/openrisc/include/asm/pgtable.h +++ b/arch/openrisc/include/asm/pgtable.h @@ -455,7 +455,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma, * No page table caches to initialise */ #define pgtable_cache_init() do { } while (0) -#define io_remap_page_range remap_page_range typedef pte_t *pte_addr_t; diff --git a/arch/parisc/include/asm/mman.h b/arch/parisc/include/asm/mman.h index f5b7bf5fba68..12219ebce869 100644 --- a/arch/parisc/include/asm/mman.h +++ b/arch/parisc/include/asm/mman.h @@ -62,6 +62,10 @@ #define MADV_HUGEPAGE 67 /* Worth backing with hugepages */ #define MADV_NOHUGEPAGE 68 /* Not worth backing with hugepages */ +#define MADV_DONTDUMP 69 /* Explicity exclude from the core dump, + overrides the coredump filter bits */ +#define MADV_DODUMP 70 /* Clear the MADV_NODUMP flag */ + /* compatibility flags */ #define MAP_FILE 0 #define MAP_VARIABLE 0 diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h index 2242a5c636c2..3234f492d575 100644 --- a/arch/parisc/include/asm/pci.h +++ b/arch/parisc/include/asm/pci.h @@ -82,38 +82,8 @@ struct pci_hba_data { #ifdef CONFIG_64BIT #define PCI_F_EXTEND 0xffffffff00000000UL -#define PCI_IS_LMMIO(hba,a) pci_is_lmmio(hba,a) - -/* We need to know if an address is LMMMIO or GMMIO. - * LMMIO requires mangling and GMMIO we must use as-is. - */ -static __inline__ int pci_is_lmmio(struct pci_hba_data *hba, unsigned long a) -{ - return(((a) & PCI_F_EXTEND) == PCI_F_EXTEND); -} - -/* -** Convert between PCI (IO_VIEW) addresses and processor (PA_VIEW) addresses. -** See pci.c for more conversions used by Generic PCI code. -** -** Platform characteristics/firmware guarantee that -** (1) PA_VIEW - IO_VIEW = lmmio_offset for both LMMIO and ELMMIO -** (2) PA_VIEW == IO_VIEW for GMMIO -*/ -#define PCI_BUS_ADDR(hba,a) (PCI_IS_LMMIO(hba,a) \ - ? ((a) - hba->lmmio_space_offset) /* mangle LMMIO */ \ - : (a)) /* GMMIO */ -#define PCI_HOST_ADDR(hba,a) (((a) & PCI_F_EXTEND) == 0 \ - ? (a) + hba->lmmio_space_offset \ - : (a)) - #else /* !CONFIG_64BIT */ - -#define PCI_BUS_ADDR(hba,a) (a) -#define PCI_HOST_ADDR(hba,a) (a) #define PCI_F_EXTEND 0UL -#define PCI_IS_LMMIO(hba,a) (1) /* 32-bit doesn't support GMMIO */ - #endif /* !CONFIG_64BIT */ /* @@ -245,14 +215,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev, } #endif -extern void -pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res); - -extern void -pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region); - static inline void pcibios_penalize_isa_irq(int irq, int active) { /* We don't need to penalize isa irq's */ diff --git a/arch/parisc/kernel/pci.c b/arch/parisc/kernel/pci.c index 9efd97405317..74d544b1cd22 100644 --- a/arch/parisc/kernel/pci.c +++ b/arch/parisc/kernel/pci.c @@ -195,58 +195,6 @@ void __init pcibios_init_bus(struct pci_bus *bus) pci_write_config_word(dev, PCI_BRIDGE_CONTROL, bridge_ctl); } -/* called by drivers/pci/setup-bus.c:pci_setup_bridge(). */ -void __devinit pcibios_resource_to_bus(struct pci_dev *dev, - struct pci_bus_region *region, struct resource *res) -{ -#ifdef CONFIG_64BIT - struct pci_hba_data *hba = HBA_DATA(dev->bus->bridge->platform_data); -#endif - - if (res->flags & IORESOURCE_IO) { - /* - ** I/O space may see busnumbers here. Something - ** in the form of 0xbbxxxx where bb is the bus num - ** and xxxx is the I/O port space address. - ** Remaining address translation are done in the - ** PCI Host adapter specific code - ie dino_out8. - */ - region->start = PCI_PORT_ADDR(res->start); - region->end = PCI_PORT_ADDR(res->end); - } else if (res->flags & IORESOURCE_MEM) { - /* Convert MMIO addr to PCI addr (undo global virtualization) */ - region->start = PCI_BUS_ADDR(hba, res->start); - region->end = PCI_BUS_ADDR(hba, res->end); - } - - DBG_RES("pcibios_resource_to_bus(%02x %s [%lx,%lx])\n", - dev->bus->number, res->flags & IORESOURCE_IO ? "IO" : "MEM", - region->start, region->end); -} - -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ -#ifdef CONFIG_64BIT - struct pci_hba_data *hba = HBA_DATA(dev->bus->bridge->platform_data); -#endif - - if (res->flags & IORESOURCE_MEM) { - res->start = PCI_HOST_ADDR(hba, region->start); - res->end = PCI_HOST_ADDR(hba, region->end); - } - - if (res->flags & IORESOURCE_IO) { - res->start = region->start; - res->end = region->end; - } -} - -#ifdef CONFIG_HOTPLUG -EXPORT_SYMBOL(pcibios_resource_to_bus); -EXPORT_SYMBOL(pcibios_bus_to_resource); -#endif - /* * pcibios align resources() is called every time generic PCI code * wants to generate a new address. The process of looking for diff --git a/arch/powerpc/include/asm/pci.h b/arch/powerpc/include/asm/pci.h index f54b3d26ce9d..6653f2743c4e 100644 --- a/arch/powerpc/include/asm/pci.h +++ b/arch/powerpc/include/asm/pci.h @@ -154,14 +154,6 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus, #endif /* CONFIG_PPC64 */ -extern void pcibios_resource_to_bus(struct pci_dev *dev, - struct pci_bus_region *region, - struct resource *res); - -extern void pcibios_bus_to_resource(struct pci_dev *dev, - struct resource *res, - struct pci_bus_region *region); - extern void pcibios_claim_one_bus(struct pci_bus *b); extern void pcibios_finish_adding_to_bus(struct pci_bus *bus); @@ -190,6 +182,7 @@ extern void pci_resource_to_user(const struct pci_dev *dev, int bar, const struct resource *rsrc, resource_size_t *start, resource_size_t *end); +extern resource_size_t pcibios_io_space_offset(struct pci_controller *hose); extern void pcibios_setup_bus_devices(struct pci_bus *bus); extern void pcibios_setup_bus_self(struct pci_bus *bus); extern void pcibios_setup_phb_io_space(struct pci_controller *hose); diff --git a/arch/powerpc/include/asm/ppc-pci.h b/arch/powerpc/include/asm/ppc-pci.h index e660b37aa7d0..80fa704d410f 100644 --- a/arch/powerpc/include/asm/ppc-pci.h +++ b/arch/powerpc/include/asm/ppc-pci.h @@ -45,8 +45,6 @@ extern void init_pci_config_tokens (void); extern unsigned long get_phb_buid (struct device_node *); extern int rtas_setup_phb(struct pci_controller *phb); -extern unsigned long pci_probe_only; - #ifdef CONFIG_EEH void pci_addr_cache_build(void); diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index d0373bcb7c9d..8e78e93c8185 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -49,9 +49,6 @@ static int global_phb_number; /* Global phb counter */ /* ISA Memory physical address */ resource_size_t isa_mem_base; -/* Default PCI flags is 0 on ppc32, modified at boot on ppc64 */ -unsigned int pci_flags = 0; - static struct dma_map_ops *pci_dma_ops = &dma_direct_ops; @@ -834,60 +831,6 @@ int pci_proc_domain(struct pci_bus *bus) return 1; } -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - resource_size_t offset = 0, mask = (resource_size_t)-1; - struct pci_controller *hose = pci_bus_to_host(dev->bus); - - if (!hose) - return; - if (res->flags & IORESOURCE_IO) { - offset = (unsigned long)hose->io_base_virt - _IO_BASE; - mask = 0xffffffffu; - } else if (res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - - region->start = (res->start - offset) & mask; - region->end = (res->end - offset) & mask; -} -EXPORT_SYMBOL(pcibios_resource_to_bus); - -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - resource_size_t offset = 0, mask = (resource_size_t)-1; - struct pci_controller *hose = pci_bus_to_host(dev->bus); - - if (!hose) - return; - if (res->flags & IORESOURCE_IO) { - offset = (unsigned long)hose->io_base_virt - _IO_BASE; - mask = 0xffffffffu; - } else if (res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - res->start = (region->start + offset) & mask; - res->end = (region->end + offset) & mask; -} -EXPORT_SYMBOL(pcibios_bus_to_resource); - -/* Fixup a bus resource into a linux resource */ -static void __devinit fixup_resource(struct resource *res, struct pci_dev *dev) -{ - struct pci_controller *hose = pci_bus_to_host(dev->bus); - resource_size_t offset = 0, mask = (resource_size_t)-1; - - if (res->flags & IORESOURCE_IO) { - offset = (unsigned long)hose->io_base_virt - _IO_BASE; - mask = 0xffffffffu; - } else if (res->flags & IORESOURCE_MEM) - offset = hose->pci_mem_offset; - - res->start = (res->start + offset) & mask; - res->end = (res->end + offset) & mask; -} - - /* This header fixup will do the resource fixup for all devices as they are * probed, but not for bridge ranges */ @@ -927,18 +870,11 @@ static void __devinit pcibios_fixup_resources(struct pci_dev *dev) continue; } - pr_debug("PCI:%s Resource %d %016llx-%016llx [%x] fixup...\n", + pr_debug("PCI:%s Resource %d %016llx-%016llx [%x]\n", pci_name(dev), i, (unsigned long long)res->start,\ (unsigned long long)res->end, (unsigned int)res->flags); - - fixup_resource(res, dev); - - pr_debug("PCI:%s %016llx-%016llx\n", - pci_name(dev), - (unsigned long long)res->start, - (unsigned long long)res->end); } /* Call machine specific resource fixup */ @@ -1040,27 +976,18 @@ static void __devinit pcibios_fixup_bridge(struct pci_bus *bus) continue; } - pr_debug("PCI:%s Bus rsrc %d %016llx-%016llx [%x] fixup...\n", + pr_debug("PCI:%s Bus rsrc %d %016llx-%016llx [%x]\n", pci_name(dev), i, (unsigned long long)res->start,\ (unsigned long long)res->end, (unsigned int)res->flags); - /* Perform fixup */ - fixup_resource(res, dev); - /* Try to detect uninitialized P2P bridge resources, * and clear them out so they get re-assigned later */ if (pcibios_uninitialized_bridge_resource(bus, res)) { res->flags = 0; pr_debug("PCI:%s (unassigned)\n", pci_name(dev)); - } else { - - pr_debug("PCI:%s %016llx-%016llx\n", - pci_name(dev), - (unsigned long long)res->start, - (unsigned long long)res->end); } } } @@ -1550,6 +1477,11 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) return pci_enable_resources(dev, mask); } +resource_size_t pcibios_io_space_offset(struct pci_controller *hose) +{ + return (unsigned long) hose->io_base_virt - _IO_BASE; +} + static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, struct list_head *resources) { struct resource *res; @@ -1574,7 +1506,7 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s (unsigned long long)res->start, (unsigned long long)res->end, (unsigned long)res->flags); - pci_add_resource(resources, res); + pci_add_resource_offset(resources, res, pcibios_io_space_offset(hose)); /* Hookup PHB Memory resources */ for (i = 0; i < 3; ++i) { @@ -1597,7 +1529,7 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s (unsigned long long)res->start, (unsigned long long)res->end, (unsigned long)res->flags); - pci_add_resource(resources, res); + pci_add_resource_offset(resources, res, hose->pci_mem_offset); } pr_debug("PCI: PHB MEM offset = %016llx\n", diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c index fdd1a3d951dc..4b06ec5a502e 100644 --- a/arch/powerpc/kernel/pci_32.c +++ b/arch/powerpc/kernel/pci_32.c @@ -219,9 +219,9 @@ void __devinit pcibios_setup_phb_io_space(struct pci_controller *hose) struct resource *res = &hose->io_resource; /* Fixup IO space offset */ - io_offset = (unsigned long)hose->io_base_virt - isa_io_base; - res->start = (res->start + io_offset) & 0xffffffffu; - res->end = (res->end + io_offset) & 0xffffffffu; + io_offset = pcibios_io_space_offset(hose); + res->start += io_offset; + res->end += io_offset; } static int __init pcibios_init(void) diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index 3318d39b7d4c..94a54f61d341 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -33,8 +33,6 @@ #include <asm/machdep.h> #include <asm/ppc-pci.h> -unsigned long pci_probe_only = 1; - /* pci_io_base -- the base address from which io bars are offsets. * This is the lowest I/O base address (so bar values are always positive), * and it *must* be the start of ISA space if an ISA bus exists because @@ -55,9 +53,6 @@ static int __init pcibios_init(void) */ ppc_md.phys_mem_access_prot = pci_phys_mem_access_prot; - if (pci_probe_only) - pci_add_flags(PCI_PROBE_ONLY); - /* On ppc64, we always enable PCI domains and we keep domain 0 * backward compatible in /proc for video cards */ @@ -173,7 +168,7 @@ static int __devinit pcibios_map_phb_io_space(struct pci_controller *hose) return -ENOMEM; /* Fixup hose IO resource */ - io_virt_offset = (unsigned long)hose->io_base_virt - _IO_BASE; + io_virt_offset = pcibios_io_space_offset(hose); hose->io_resource.start += io_virt_offset; hose->io_resource.end += io_virt_offset; diff --git a/arch/powerpc/kernel/pci_of_scan.c b/arch/powerpc/kernel/pci_of_scan.c index b37d0b5a796e..89dde171a6fa 100644 --- a/arch/powerpc/kernel/pci_of_scan.c +++ b/arch/powerpc/kernel/pci_of_scan.c @@ -75,6 +75,7 @@ static void of_pci_parse_addrs(struct device_node *node, struct pci_dev *dev) { u64 base, size; unsigned int flags; + struct pci_bus_region region; struct resource *res; const u32 *addrs; u32 i; @@ -106,10 +107,11 @@ static void of_pci_parse_addrs(struct device_node *node, struct pci_dev *dev) printk(KERN_ERR "PCI: bad cfg reg num 0x%x\n", i); continue; } - res->start = base; - res->end = base + size - 1; res->flags = flags; res->name = pci_name(dev); + region.start = base; + region.end = base + size - 1; + pcibios_bus_to_resource(dev, res, ®ion); } } @@ -209,6 +211,7 @@ void __devinit of_scan_pci_bridge(struct pci_dev *dev) struct pci_bus *bus; const u32 *busrange, *ranges; int len, i, mode; + struct pci_bus_region region; struct resource *res; unsigned int flags; u64 size; @@ -270,9 +273,10 @@ void __devinit of_scan_pci_bridge(struct pci_dev *dev) res = bus->resource[i]; ++i; } - res->start = of_read_number(&ranges[1], 2); - res->end = res->start + size - 1; res->flags = flags; + region.start = of_read_number(&ranges[1], 2); + region.end = region.start + size - 1; + pcibios_bus_to_resource(dev, res, ®ion); } sprintf(bus->name, "PCI Bus %04x:%02x", pci_domain_nr(bus), bus->number); diff --git a/arch/powerpc/kernel/rtas_pci.c b/arch/powerpc/kernel/rtas_pci.c index 517bd86bc3f0..179af906dcda 100644 --- a/arch/powerpc/kernel/rtas_pci.c +++ b/arch/powerpc/kernel/rtas_pci.c @@ -279,7 +279,7 @@ void __init find_and_init_phbs(void) eeh_dev_phb_init(); /* - * pci_probe_only and pci_assign_all_buses can be set via properties + * PCI_PROBE_ONLY and PCI_REASSIGN_ALL_BUS can be set via properties * in chosen. */ if (of_chosen) { @@ -287,8 +287,12 @@ void __init find_and_init_phbs(void) prop = of_get_property(of_chosen, "linux,pci-probe-only", NULL); - if (prop) - pci_probe_only = *prop; + if (prop) { + if (*prop) + pci_add_flags(PCI_PROBE_ONLY); + else + pci_clear_flags(PCI_PROBE_ONLY); + } #ifdef CONFIG_PPC32 /* Will be made generic soon */ prop = of_get_property(of_chosen, diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c index 7d14bb697d40..d36ee1055f88 100644 --- a/arch/powerpc/kernel/vdso.c +++ b/arch/powerpc/kernel/vdso.c @@ -263,17 +263,11 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) * the "data" page of the vDSO or you'll stop getting kernel updates * and your nice userland gettimeofday will be totally dead. * It's fine to use that for setting breakpoints in the vDSO code - * pages though - * - * Make sure the vDSO gets into every core dump. - * Dumping its contents makes post-mortem fully interpretable later - * without matching up the same kernel and hardware config to see - * what PC values meant. + * pages though. */ rc = install_special_mapping(mm, vdso_base, vdso_pages << PAGE_SHIFT, VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| - VM_ALWAYSDUMP, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, vdso_pagelist); if (rc) { current->mm->context.vdso_base = 0; diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c index 401e3f3f74c8..465ee8f5c086 100644 --- a/arch/powerpc/platforms/maple/pci.c +++ b/arch/powerpc/platforms/maple/pci.c @@ -620,7 +620,7 @@ void __init maple_pci_init(void) } /* Tell pci.c to not change any resource allocations. */ - pci_probe_only = 1; + pci_add_flags(PCI_PROBE_ONLY); } int maple_pci_get_legacy_ide_irq(struct pci_dev *pdev, int channel) diff --git a/arch/powerpc/platforms/pasemi/pci.c b/arch/powerpc/platforms/pasemi/pci.c index b6a0ec45c695..aa862713258c 100644 --- a/arch/powerpc/platforms/pasemi/pci.c +++ b/arch/powerpc/platforms/pasemi/pci.c @@ -229,9 +229,6 @@ void __init pas_pci_init(void) /* Setup the linkage between OF nodes and PHBs */ pci_devs_phb_init(); - - /* Use the common resource allocation mechanism */ - pci_probe_only = 1; } void __iomem *pasemi_pci_getcfgaddr(struct pci_dev *dev, int offset) diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c index 31a7d3a7ce25..43bbe1bda939 100644 --- a/arch/powerpc/platforms/powermac/pci.c +++ b/arch/powerpc/platforms/powermac/pci.c @@ -1059,9 +1059,6 @@ void __init pmac_pci_init(void) } /* pmac_check_ht_link(); */ - /* We can allocate missing resources if any */ - pci_probe_only = 0; - #else /* CONFIG_PPC64 */ init_p2pbridge(); init_second_ohare(); diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 5e155dfc4320..fbdd74dac3ac 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -1299,15 +1299,14 @@ void __init pnv_pci_init_ioda1_phb(struct device_node *np) /* Setup MSI support */ pnv_pci_init_ioda_msis(phb); - /* We set both probe_only and PCI_REASSIGN_ALL_RSRC. This is an + /* We set both PCI_PROBE_ONLY and PCI_REASSIGN_ALL_RSRC. This is an * odd combination which essentially means that we skip all resource * fixups and assignments in the generic code, and do it all * ourselves here */ - pci_probe_only = 1; ppc_md.pcibios_fixup_phb = pnv_pci_ioda_fixup_phb; ppc_md.pcibios_enable_device_hook = pnv_pci_enable_device_hook; - pci_add_flags(PCI_REASSIGN_ALL_RSRC); + pci_add_flags(PCI_PROBE_ONLY | PCI_REASSIGN_ALL_RSRC); /* Reset IODA tables to a clean state */ rc = opal_pci_reset(phb_id, OPAL_PCI_IODA_TABLE_RESET, OPAL_ASSERT_RESET); diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c index 214478d781ae..be3cfc5ceabb 100644 --- a/arch/powerpc/platforms/powernv/pci.c +++ b/arch/powerpc/platforms/powernv/pci.c @@ -562,10 +562,7 @@ void __init pnv_pci_init(void) { struct device_node *np; - pci_set_flags(PCI_CAN_SKIP_ISA_ALIGN); - - /* We do not want to just probe */ - pci_probe_only = 0; + pci_add_flags(PCI_CAN_SKIP_ISA_ALIGN); /* OPAL absent, try POPAL first then RTAS detection of PHBs */ if (!firmware_has_feature(FW_FEATURE_OPAL)) { diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c index fbb21fc3080b..8b7bafa489c2 100644 --- a/arch/powerpc/platforms/pseries/pci_dlpar.c +++ b/arch/powerpc/platforms/pseries/pci_dlpar.c @@ -84,7 +84,7 @@ void pcibios_remove_pci_devices(struct pci_bus *bus) list_for_each_entry_safe(dev, tmp, &bus->devices, bus_list) { pr_debug(" * Removing %s...\n", pci_name(dev)); eeh_remove_bus_device(dev); - pci_remove_bus_device(dev); + pci_stop_and_remove_bus_device(dev); } } EXPORT_SYMBOL_GPL(pcibios_remove_pci_devices); diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index 8f137af616af..51ecac920dd8 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -383,6 +383,9 @@ static void __init pSeries_setup_arch(void) fwnmi_init(); + /* By default, only probe PCI (can be overriden by rtas_pci) */ + pci_add_flags(PCI_PROBE_ONLY); + /* Find and initialize PCI host bridges */ init_pci_config_tokens(); eeh_pseries_init(); diff --git a/arch/powerpc/platforms/wsp/wsp_pci.c b/arch/powerpc/platforms/wsp/wsp_pci.c index d24b3acf858e..763014cd1e62 100644 --- a/arch/powerpc/platforms/wsp/wsp_pci.c +++ b/arch/powerpc/platforms/wsp/wsp_pci.c @@ -682,7 +682,6 @@ static int __init wsp_setup_one_phb(struct device_node *np) /* XXX Force re-assigning of everything for now */ pci_add_flags(PCI_REASSIGN_ALL_BUS | PCI_REASSIGN_ALL_RSRC | PCI_ENABLE_PROC_DOMAINS); - pci_probe_only = 0; /* Calculate how the TCE space is divided */ phb->dma32_base = 0; diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h index c23c3900c304..24ef186a1c4f 100644 --- a/arch/s390/include/asm/cputime.h +++ b/arch/s390/include/asm/cputime.h @@ -170,24 +170,17 @@ struct s390_idle_data { unsigned int sequence; unsigned long long idle_count; unsigned long long idle_enter; + unsigned long long idle_exit; unsigned long long idle_time; int nohz_delay; }; DECLARE_PER_CPU(struct s390_idle_data, s390_idle); -void vtime_start_cpu(__u64 int_clock, __u64 enter_timer); cputime64_t s390_get_idle_time(int cpu); #define arch_idle_time(cpu) s390_get_idle_time(cpu) -static inline void s390_idle_check(struct pt_regs *regs, __u64 int_clock, - __u64 enter_timer) -{ - if (regs->psw.mask & PSW_MASK_WAIT) - vtime_start_cpu(int_clock, enter_timer); -} - static inline int s390_nohz_delay(int cpu) { return __get_cpu_var(s390_idle).nohz_delay != 0; diff --git a/arch/s390/include/asm/debug.h b/arch/s390/include/asm/debug.h index 9d88db1f55d0..8a8245ed14d2 100644 --- a/arch/s390/include/asm/debug.h +++ b/arch/s390/include/asm/debug.h @@ -131,6 +131,7 @@ void debug_unregister(debug_info_t* id); void debug_set_level(debug_info_t* id, int new_level); +void debug_set_critical(void); void debug_stop_all(void); static inline debug_entry_t* diff --git a/arch/s390/include/asm/hardirq.h b/arch/s390/include/asm/hardirq.h index e4155d3eb2cb..510ba9ef4248 100644 --- a/arch/s390/include/asm/hardirq.h +++ b/arch/s390/include/asm/hardirq.h @@ -18,6 +18,7 @@ #define __ARCH_IRQ_STAT #define __ARCH_HAS_DO_SOFTIRQ +#define __ARCH_IRQ_EXIT_IRQS_DISABLED #define HARDIRQ_BITS 8 diff --git a/arch/s390/include/asm/ipl.h b/arch/s390/include/asm/ipl.h index 6940abfbe1d9..2bd6cb897b90 100644 --- a/arch/s390/include/asm/ipl.h +++ b/arch/s390/include/asm/ipl.h @@ -169,5 +169,6 @@ enum diag308_rc { extern int diag308(unsigned long subcode, void *addr); extern void diag308_reset(void); extern void store_status(void); +extern void lgr_info_log(void); #endif /* _ASM_S390_IPL_H */ diff --git a/arch/s390/include/asm/irq.h b/arch/s390/include/asm/irq.h index ba6d85f88d50..acee1806f61e 100644 --- a/arch/s390/include/asm/irq.h +++ b/arch/s390/include/asm/irq.h @@ -34,7 +34,12 @@ enum interruption_class { NR_IRQS, }; -typedef void (*ext_int_handler_t)(unsigned int, unsigned int, unsigned long); +struct ext_code { + unsigned short subcode; + unsigned short code; +}; + +typedef void (*ext_int_handler_t)(struct ext_code, unsigned int, unsigned long); int register_external_interrupt(u16 code, ext_int_handler_t handler); int unregister_external_interrupt(u16 code, ext_int_handler_t handler); diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h index 707f2306725b..47853debb3b9 100644 --- a/arch/s390/include/asm/lowcore.h +++ b/arch/s390/include/asm/lowcore.h @@ -1,5 +1,5 @@ /* - * Copyright IBM Corp. 1999,2010 + * Copyright IBM Corp. 1999,2012 * Author(s): Hartmut Penner <hp@de.ibm.com>, * Martin Schwidefsky <schwidefsky@de.ibm.com>, * Denis Joseph Barrow, @@ -12,14 +12,6 @@ #include <asm/ptrace.h> #include <asm/cpu.h> -void restart_int_handler(void); -void ext_int_handler(void); -void system_call(void); -void pgm_check_handler(void); -void mcck_int_handler(void); -void io_int_handler(void); -void psw_restart_int_handler(void); - #ifdef CONFIG_32BIT #define LC_ORDER 0 @@ -56,7 +48,7 @@ struct _lowcore { psw_t mcck_new_psw; /* 0x0070 */ psw_t io_new_psw; /* 0x0078 */ __u32 ext_params; /* 0x0080 */ - __u16 cpu_addr; /* 0x0084 */ + __u16 ext_cpu_addr; /* 0x0084 */ __u16 ext_int_code; /* 0x0086 */ __u16 svc_ilc; /* 0x0088 */ __u16 svc_code; /* 0x008a */ @@ -117,32 +109,37 @@ struct _lowcore { __u64 steal_timer; /* 0x0288 */ __u64 last_update_timer; /* 0x0290 */ __u64 last_update_clock; /* 0x0298 */ + __u64 int_clock; /* 0x02a0 */ + __u64 mcck_clock; /* 0x02a8 */ + __u64 clock_comparator; /* 0x02b0 */ /* Current process. */ - __u32 current_task; /* 0x02a0 */ - __u32 thread_info; /* 0x02a4 */ - __u32 kernel_stack; /* 0x02a8 */ + __u32 current_task; /* 0x02b8 */ + __u32 thread_info; /* 0x02bc */ + __u32 kernel_stack; /* 0x02c0 */ + + /* Interrupt, panic and restart stack. */ + __u32 async_stack; /* 0x02c4 */ + __u32 panic_stack; /* 0x02c8 */ + __u32 restart_stack; /* 0x02cc */ - /* Interrupt and panic stack. */ - __u32 async_stack; /* 0x02ac */ - __u32 panic_stack; /* 0x02b0 */ + /* Restart function and parameter. */ + __u32 restart_fn; /* 0x02d0 */ + __u32 restart_data; /* 0x02d4 */ + __u32 restart_source; /* 0x02d8 */ /* Address space pointer. */ - __u32 kernel_asce; /* 0x02b4 */ - __u32 user_asce; /* 0x02b8 */ - __u32 current_pid; /* 0x02bc */ + __u32 kernel_asce; /* 0x02dc */ + __u32 user_asce; /* 0x02e0 */ + __u32 current_pid; /* 0x02e4 */ /* SMP info area */ - __u32 cpu_nr; /* 0x02c0 */ - __u32 softirq_pending; /* 0x02c4 */ - __u32 percpu_offset; /* 0x02c8 */ - __u32 ext_call_fast; /* 0x02cc */ - __u64 int_clock; /* 0x02d0 */ - __u64 mcck_clock; /* 0x02d8 */ - __u64 clock_comparator; /* 0x02e0 */ - __u32 machine_flags; /* 0x02e8 */ - __u32 ftrace_func; /* 0x02ec */ - __u8 pad_0x02f8[0x0300-0x02f0]; /* 0x02f0 */ + __u32 cpu_nr; /* 0x02e8 */ + __u32 softirq_pending; /* 0x02ec */ + __u32 percpu_offset; /* 0x02f0 */ + __u32 machine_flags; /* 0x02f4 */ + __u32 ftrace_func; /* 0x02f8 */ + __u8 pad_0x02fc[0x0300-0x02fc]; /* 0x02fc */ /* Interrupt response block */ __u8 irb[64]; /* 0x0300 */ @@ -157,7 +154,9 @@ struct _lowcore { __u32 ipib; /* 0x0e00 */ __u32 ipib_checksum; /* 0x0e04 */ __u32 vmcore_info; /* 0x0e08 */ - __u8 pad_0x0e0c[0x0f00-0x0e0c]; /* 0x0e0c */ + __u8 pad_0x0e0c[0x0e18-0x0e0c]; /* 0x0e0c */ + __u32 os_info; /* 0x0e18 */ + __u8 pad_0x0e1c[0x0f00-0x0e1c]; /* 0x0e1c */ /* Extended facility list */ __u64 stfle_fac_list[32]; /* 0x0f00 */ @@ -189,7 +188,7 @@ struct _lowcore { __u32 ipl_parmblock_ptr; /* 0x0014 */ __u8 pad_0x0018[0x0080-0x0018]; /* 0x0018 */ __u32 ext_params; /* 0x0080 */ - __u16 cpu_addr; /* 0x0084 */ + __u16 ext_cpu_addr; /* 0x0084 */ __u16 ext_int_code; /* 0x0086 */ __u16 svc_ilc; /* 0x0088 */ __u16 svc_code; /* 0x008a */ @@ -254,34 +253,39 @@ struct _lowcore { __u64 steal_timer; /* 0x02e0 */ __u64 last_update_timer; /* 0x02e8 */ __u64 last_update_clock; /* 0x02f0 */ + __u64 int_clock; /* 0x02f8 */ + __u64 mcck_clock; /* 0x0300 */ + __u64 clock_comparator; /* 0x0308 */ /* Current process. */ - __u64 current_task; /* 0x02f8 */ - __u64 thread_info; /* 0x0300 */ - __u64 kernel_stack; /* 0x0308 */ + __u64 current_task; /* 0x0310 */ + __u64 thread_info; /* 0x0318 */ + __u64 kernel_stack; /* 0x0320 */ + + /* Interrupt, panic and restart stack. */ + __u64 async_stack; /* 0x0328 */ + __u64 panic_stack; /* 0x0330 */ + __u64 restart_stack; /* 0x0338 */ - /* Interrupt and panic stack. */ - __u64 async_stack; /* 0x0310 */ - __u64 panic_stack; /* 0x0318 */ + /* Restart function and parameter. */ + __u64 restart_fn; /* 0x0340 */ + __u64 restart_data; /* 0x0348 */ + __u64 restart_source; /* 0x0350 */ /* Address space pointer. */ - __u64 kernel_asce; /* 0x0320 */ - __u64 user_asce; /* 0x0328 */ - __u64 current_pid; /* 0x0330 */ + __u64 kernel_asce; /* 0x0358 */ + __u64 user_asce; /* 0x0360 */ + __u64 current_pid; /* 0x0368 */ /* SMP info area */ - __u32 cpu_nr; /* 0x0338 */ - __u32 softirq_pending; /* 0x033c */ - __u64 percpu_offset; /* 0x0340 */ - __u64 ext_call_fast; /* 0x0348 */ - __u64 int_clock; /* 0x0350 */ - __u64 mcck_clock; /* 0x0358 */ - __u64 clock_comparator; /* 0x0360 */ - __u64 vdso_per_cpu_data; /* 0x0368 */ - __u64 machine_flags; /* 0x0370 */ - __u64 ftrace_func; /* 0x0378 */ - __u64 gmap; /* 0x0380 */ - __u8 pad_0x0388[0x0400-0x0388]; /* 0x0388 */ + __u32 cpu_nr; /* 0x0370 */ + __u32 softirq_pending; /* 0x0374 */ + __u64 percpu_offset; /* 0x0378 */ + __u64 vdso_per_cpu_data; /* 0x0380 */ + __u64 machine_flags; /* 0x0388 */ + __u64 ftrace_func; /* 0x0390 */ + __u64 gmap; /* 0x0398 */ + __u8 pad_0x03a0[0x0400-0x03a0]; /* 0x03a0 */ /* Interrupt response block. */ __u8 irb[64]; /* 0x0400 */ @@ -298,8 +302,15 @@ struct _lowcore { */ __u64 ipib; /* 0x0e00 */ __u32 ipib_checksum; /* 0x0e08 */ - __u64 vmcore_info; /* 0x0e0c */ - __u8 pad_0x0e14[0x0f00-0x0e14]; /* 0x0e14 */ + /* + * Because the vmcore_info pointer is not 8 byte aligned it never + * should not be accessed directly. For accessing the pointer, first + * copy it to a local pointer variable. + */ + __u8 vmcore_info[8]; /* 0x0e0c */ + __u8 pad_0x0e14[0x0e18-0x0e14]; /* 0x0e14 */ + __u64 os_info; /* 0x0e18 */ + __u8 pad_0x0e20[0x0f00-0x0e20]; /* 0x0e20 */ /* Extended facility list */ __u64 stfle_fac_list[32]; /* 0x0f00 */ diff --git a/arch/s390/include/asm/os_info.h b/arch/s390/include/asm/os_info.h new file mode 100644 index 000000000000..d07518af09ea --- /dev/null +++ b/arch/s390/include/asm/os_info.h @@ -0,0 +1,50 @@ +/* + * OS info memory interface + * + * Copyright IBM Corp. 2012 + * Author(s): Michael Holzheu <holzheu@linux.vnet.ibm.com> + */ +#ifndef _ASM_S390_OS_INFO_H +#define _ASM_S390_OS_INFO_H + +#define OS_INFO_VERSION_MAJOR 1 +#define OS_INFO_VERSION_MINOR 1 +#define OS_INFO_MAGIC 0x4f53494e464f535aULL /* OSINFOSZ */ + +#define OS_INFO_VMCOREINFO 0 +#define OS_INFO_REIPL_BLOCK 1 +#define OS_INFO_INIT_FN 2 + +struct os_info_entry { + u64 addr; + u64 size; + u32 csum; +} __packed; + +struct os_info { + u64 magic; + u32 csum; + u16 version_major; + u16 version_minor; + u64 crashkernel_addr; + u64 crashkernel_size; + struct os_info_entry entry[3]; + u8 reserved[4004]; +} __packed; + +void os_info_init(void); +void os_info_entry_add(int nr, void *ptr, u64 len); +void os_info_crashkernel_add(unsigned long base, unsigned long size); +u32 os_info_csum(struct os_info *os_info); + +#ifdef CONFIG_CRASH_DUMP +void *os_info_old_entry(int nr, unsigned long *size); +int copy_from_oldmem(void *dest, void *src, size_t count); +#else +static inline void *os_info_old_entry(int nr, unsigned long *size) +{ + return NULL; +} +#endif + +#endif /* _ASM_S390_OS_INFO_H */ diff --git a/arch/s390/include/asm/sigp.h b/arch/s390/include/asm/sigp.h deleted file mode 100644 index 7040b8567cd0..000000000000 --- a/arch/s390/include/asm/sigp.h +++ /dev/null @@ -1,132 +0,0 @@ -/* - * Routines and structures for signalling other processors. - * - * Copyright IBM Corp. 1999,2010 - * Author(s): Denis Joseph Barrow, - * Martin Schwidefsky <schwidefsky@de.ibm.com>, - * Heiko Carstens <heiko.carstens@de.ibm.com>, - */ - -#ifndef __ASM_SIGP_H -#define __ASM_SIGP_H - -#include <asm/system.h> - -/* Get real cpu address from logical cpu number. */ -extern unsigned short __cpu_logical_map[]; - -static inline int cpu_logical_map(int cpu) -{ -#ifdef CONFIG_SMP - return __cpu_logical_map[cpu]; -#else - return stap(); -#endif -} - -enum { - sigp_sense = 1, - sigp_external_call = 2, - sigp_emergency_signal = 3, - sigp_start = 4, - sigp_stop = 5, - sigp_restart = 6, - sigp_stop_and_store_status = 9, - sigp_initial_cpu_reset = 11, - sigp_cpu_reset = 12, - sigp_set_prefix = 13, - sigp_store_status_at_address = 14, - sigp_store_extended_status_at_address = 15, - sigp_set_architecture = 18, - sigp_conditional_emergency_signal = 19, - sigp_sense_running = 21, -}; - -enum { - sigp_order_code_accepted = 0, - sigp_status_stored = 1, - sigp_busy = 2, - sigp_not_operational = 3, -}; - -/* - * Definitions for external call. - */ -enum { - ec_schedule = 0, - ec_call_function, - ec_call_function_single, - ec_stop_cpu, -}; - -/* - * Signal processor. - */ -static inline int raw_sigp(u16 cpu, int order) -{ - register unsigned long reg1 asm ("1") = 0; - int ccode; - - asm volatile( - " sigp %1,%2,0(%3)\n" - " ipm %0\n" - " srl %0,28\n" - : "=d" (ccode) - : "d" (reg1), "d" (cpu), - "a" (order) : "cc" , "memory"); - return ccode; -} - -/* - * Signal processor with parameter. - */ -static inline int raw_sigp_p(u32 parameter, u16 cpu, int order) -{ - register unsigned int reg1 asm ("1") = parameter; - int ccode; - - asm volatile( - " sigp %1,%2,0(%3)\n" - " ipm %0\n" - " srl %0,28\n" - : "=d" (ccode) - : "d" (reg1), "d" (cpu), - "a" (order) : "cc" , "memory"); - return ccode; -} - -/* - * Signal processor with parameter and return status. - */ -static inline int raw_sigp_ps(u32 *status, u32 parm, u16 cpu, int order) -{ - register unsigned int reg1 asm ("1") = parm; - int ccode; - - asm volatile( - " sigp %1,%2,0(%3)\n" - " ipm %0\n" - " srl %0,28\n" - : "=d" (ccode), "+d" (reg1) - : "d" (cpu), "a" (order) - : "cc" , "memory"); - *status = reg1; - return ccode; -} - -static inline int sigp(int cpu, int order) -{ - return raw_sigp(cpu_logical_map(cpu), order); -} - -static inline int sigp_p(u32 parameter, int cpu, int order) -{ - return raw_sigp_p(parameter, cpu_logical_map(cpu), order); -} - -static inline int sigp_ps(u32 *status, u32 parm, int cpu, int order) -{ - return raw_sigp_ps(status, parm, cpu_logical_map(cpu), order); -} - -#endif /* __ASM_SIGP_H */ diff --git a/arch/s390/include/asm/smp.h b/arch/s390/include/asm/smp.h index c32e9123b40c..797f78729680 100644 --- a/arch/s390/include/asm/smp.h +++ b/arch/s390/include/asm/smp.h @@ -1,5 +1,5 @@ /* - * Copyright IBM Corp. 1999,2009 + * Copyright IBM Corp. 1999,2012 * Author(s): Denis Joseph Barrow, * Martin Schwidefsky <schwidefsky@de.ibm.com>, * Heiko Carstens <heiko.carstens@de.ibm.com>, @@ -10,71 +10,52 @@ #ifdef CONFIG_SMP #include <asm/system.h> -#include <asm/sigp.h> - -extern void machine_restart_smp(char *); -extern void machine_halt_smp(void); -extern void machine_power_off_smp(void); #define raw_smp_processor_id() (S390_lowcore.cpu_nr) -extern int __cpu_disable (void); -extern void __cpu_die (unsigned int cpu); -extern int __cpu_up (unsigned int cpu); - extern struct mutex smp_cpu_state_mutex; +extern struct save_area *zfcpdump_save_areas[NR_CPUS + 1]; + +extern int __cpu_up(unsigned int cpu); extern void arch_send_call_function_single_ipi(int cpu); extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); -extern struct save_area *zfcpdump_save_areas[NR_CPUS + 1]; - -extern void smp_switch_to_ipl_cpu(void (*func)(void *), void *); -extern void smp_switch_to_cpu(void (*)(void *), void *, unsigned long sp, - int from, int to); -extern void smp_restart_with_online_cpu(void); -extern void smp_restart_cpu(void); +extern void smp_call_online_cpu(void (*func)(void *), void *); +extern void smp_call_ipl_cpu(void (*func)(void *), void *); -/* - * returns 1 if (virtual) cpu is scheduled - * returns 0 otherwise - */ -static inline int smp_vcpu_scheduled(int cpu) -{ - u32 status; - - switch (sigp_ps(&status, 0, cpu, sigp_sense_running)) { - case sigp_status_stored: - /* Check for running status */ - if (status & 0x400) - return 0; - break; - case sigp_not_operational: - return 0; - default: - break; - } - return 1; -} +extern int smp_find_processor_id(u16 address); +extern int smp_store_status(int cpu); +extern int smp_vcpu_scheduled(int cpu); +extern void smp_yield_cpu(int cpu); +extern void smp_yield(void); +extern void smp_stop_cpu(void); #else /* CONFIG_SMP */ -static inline void smp_switch_to_ipl_cpu(void (*func)(void *), void *data) +static inline void smp_call_ipl_cpu(void (*func)(void *), void *data) { func(data); } -static inline void smp_restart_with_online_cpu(void) +static inline void smp_call_online_cpu(void (*func)(void *), void *data) { + func(data); } -#define smp_vcpu_scheduled (1) +static inline int smp_find_processor_id(int address) { return 0; } +static inline int smp_vcpu_scheduled(int cpu) { return 1; } +static inline void smp_yield_cpu(int cpu) { } +static inline void smp_yield(void) { } +static inline void smp_stop_cpu(void) { } #endif /* CONFIG_SMP */ #ifdef CONFIG_HOTPLUG_CPU extern int smp_rescan_cpus(void); extern void __noreturn cpu_die(void); +extern void __cpu_die(unsigned int cpu); +extern int __cpu_disable(void); #else static inline int smp_rescan_cpus(void) { return 0; } static inline void cpu_die(void) { } diff --git a/arch/s390/include/asm/system.h b/arch/s390/include/asm/system.h index d73cc6b60000..2e0bb7f0f9b2 100644 --- a/arch/s390/include/asm/system.h +++ b/arch/s390/include/asm/system.h @@ -7,8 +7,10 @@ #ifndef __ASM_SYSTEM_H #define __ASM_SYSTEM_H +#include <linux/preempt.h> #include <linux/kernel.h> #include <linux/errno.h> +#include <linux/string.h> #include <asm/types.h> #include <asm/ptrace.h> #include <asm/setup.h> @@ -248,6 +250,38 @@ static inline int test_facility(unsigned long nr) return (*ptr & (0x80 >> (nr & 7))) != 0; } +/** + * stfle - Store facility list extended + * @stfle_fac_list: array where facility list can be stored + * @size: size of passed in array in double words + */ +static inline void stfle(u64 *stfle_fac_list, int size) +{ + unsigned long nr; + + preempt_disable(); + S390_lowcore.stfl_fac_list = 0; + asm volatile( + " .insn s,0xb2b10000,0(0)\n" /* stfl */ + "0:\n" + EX_TABLE(0b, 0b) + : "=m" (S390_lowcore.stfl_fac_list)); + nr = 4; /* bytes stored by stfl */ + memcpy(stfle_fac_list, &S390_lowcore.stfl_fac_list, 4); + if (S390_lowcore.stfl_fac_list & 0x01000000) { + /* More facility bits available with stfle */ + register unsigned long reg0 asm("0") = size - 1; + + asm volatile(".insn s,0xb2b00000,0(%1)" /* stfle */ + : "+d" (reg0) + : "a" (stfle_fac_list) + : "memory", "cc"); + nr = (reg0 + 1) * 8; /* # bytes stored by stfle */ + } + memset((char *) stfle_fac_list + nr, 0, size * 8 - nr); + preempt_enable(); +} + static inline unsigned short stap(void) { unsigned short cpu_address; diff --git a/arch/s390/include/asm/timer.h b/arch/s390/include/asm/timer.h index 814243cafdfe..e63069ba39e3 100644 --- a/arch/s390/include/asm/timer.h +++ b/arch/s390/include/asm/timer.h @@ -33,8 +33,8 @@ struct vtimer_queue { spinlock_t lock; __u64 timer; /* last programmed timer */ __u64 elapsed; /* elapsed time of timer expire values */ - __u64 idle; /* temp var for idle */ - int do_spt; /* =1: reprogram cpu timer in idle */ + __u64 idle_enter; /* cpu timer on idle enter */ + __u64 idle_exit; /* cpu timer on idle exit */ }; extern void init_virt_timer(struct vtimer_list *timer); diff --git a/arch/s390/include/asm/vdso.h b/arch/s390/include/asm/vdso.h index 533f35751aeb..c4a11cfad3c8 100644 --- a/arch/s390/include/asm/vdso.h +++ b/arch/s390/include/asm/vdso.h @@ -40,8 +40,8 @@ struct vdso_per_cpu_data { extern struct vdso_data *vdso_data; #ifdef CONFIG_64BIT -int vdso_alloc_per_cpu(int cpu, struct _lowcore *lowcore); -void vdso_free_per_cpu(int cpu, struct _lowcore *lowcore); +int vdso_alloc_per_cpu(struct _lowcore *lowcore); +void vdso_free_per_cpu(struct _lowcore *lowcore); #endif #endif /* __ASSEMBLY__ */ diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile index 7d9ec924e7e7..16b0b433f1f4 100644 --- a/arch/s390/kernel/Makefile +++ b/arch/s390/kernel/Makefile @@ -23,7 +23,7 @@ CFLAGS_sysinfo.o += -Iinclude/math-emu -Iarch/s390/math-emu -w obj-y := bitmap.o traps.o time.o process.o base.o early.o setup.o vtime.o \ processor.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o \ debug.o irq.o ipl.o dis.o diag.o mem_detect.o sclp.o vdso.o \ - sysinfo.o jump_label.o + sysinfo.o jump_label.o lgr.o os_info.o obj-y += $(if $(CONFIG_64BIT),entry64.o,entry.o) obj-y += $(if $(CONFIG_64BIT),reipl64.o,reipl.o) @@ -34,8 +34,6 @@ extra-y += $(if $(CONFIG_64BIT),head64.o,head31.o) obj-$(CONFIG_MODULES) += s390_ksyms.o module.o obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_SCHED_BOOK) += topology.o -obj-$(CONFIG_SMP) += $(if $(CONFIG_64BIT),switch_cpu64.o, \ - switch_cpu.o) obj-$(CONFIG_HIBERNATION) += suspend.o swsusp_asm64.o obj-$(CONFIG_AUDIT) += audit.o compat-obj-$(CONFIG_AUDIT) += compat_audit.o diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c index 6e6a72e66d60..ed8c913db79e 100644 --- a/arch/s390/kernel/asm-offsets.c +++ b/arch/s390/kernel/asm-offsets.c @@ -8,9 +8,11 @@ #include <linux/kbuild.h> #include <linux/sched.h> +#include <asm/cputime.h> +#include <asm/timer.h> #include <asm/vdso.h> -#include <asm/sigp.h> #include <asm/pgtable.h> +#include <asm/system.h> /* * Make sure that the compiler is new enough. We want a compiler that @@ -70,15 +72,15 @@ int main(void) DEFINE(__CLOCK_MONOTONIC, CLOCK_MONOTONIC); DEFINE(__CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC); BLANK(); - /* constants for SIGP */ - DEFINE(__SIGP_STOP, sigp_stop); - DEFINE(__SIGP_RESTART, sigp_restart); - DEFINE(__SIGP_SENSE, sigp_sense); - DEFINE(__SIGP_INITIAL_CPU_RESET, sigp_initial_cpu_reset); - BLANK(); + /* idle data offsets */ + DEFINE(__IDLE_ENTER, offsetof(struct s390_idle_data, idle_enter)); + DEFINE(__IDLE_EXIT, offsetof(struct s390_idle_data, idle_exit)); + /* vtimer queue offsets */ + DEFINE(__VQ_IDLE_ENTER, offsetof(struct vtimer_queue, idle_enter)); + DEFINE(__VQ_IDLE_EXIT, offsetof(struct vtimer_queue, idle_exit)); /* lowcore offsets */ DEFINE(__LC_EXT_PARAMS, offsetof(struct _lowcore, ext_params)); - DEFINE(__LC_CPU_ADDRESS, offsetof(struct _lowcore, cpu_addr)); + DEFINE(__LC_EXT_CPU_ADDR, offsetof(struct _lowcore, ext_cpu_addr)); DEFINE(__LC_EXT_INT_CODE, offsetof(struct _lowcore, ext_int_code)); DEFINE(__LC_SVC_ILC, offsetof(struct _lowcore, svc_ilc)); DEFINE(__LC_SVC_INT_CODE, offsetof(struct _lowcore, svc_code)); @@ -95,20 +97,19 @@ int main(void) DEFINE(__LC_IO_INT_WORD, offsetof(struct _lowcore, io_int_word)); DEFINE(__LC_STFL_FAC_LIST, offsetof(struct _lowcore, stfl_fac_list)); DEFINE(__LC_MCCK_CODE, offsetof(struct _lowcore, mcck_interruption_code)); - DEFINE(__LC_DUMP_REIPL, offsetof(struct _lowcore, ipib)); - BLANK(); - DEFINE(__LC_RST_NEW_PSW, offsetof(struct _lowcore, restart_psw)); DEFINE(__LC_RST_OLD_PSW, offsetof(struct _lowcore, restart_old_psw)); DEFINE(__LC_EXT_OLD_PSW, offsetof(struct _lowcore, external_old_psw)); DEFINE(__LC_SVC_OLD_PSW, offsetof(struct _lowcore, svc_old_psw)); DEFINE(__LC_PGM_OLD_PSW, offsetof(struct _lowcore, program_old_psw)); DEFINE(__LC_MCK_OLD_PSW, offsetof(struct _lowcore, mcck_old_psw)); DEFINE(__LC_IO_OLD_PSW, offsetof(struct _lowcore, io_old_psw)); + DEFINE(__LC_RST_NEW_PSW, offsetof(struct _lowcore, restart_psw)); DEFINE(__LC_EXT_NEW_PSW, offsetof(struct _lowcore, external_new_psw)); DEFINE(__LC_SVC_NEW_PSW, offsetof(struct _lowcore, svc_new_psw)); DEFINE(__LC_PGM_NEW_PSW, offsetof(struct _lowcore, program_new_psw)); DEFINE(__LC_MCK_NEW_PSW, offsetof(struct _lowcore, mcck_new_psw)); DEFINE(__LC_IO_NEW_PSW, offsetof(struct _lowcore, io_new_psw)); + BLANK(); DEFINE(__LC_SAVE_AREA_SYNC, offsetof(struct _lowcore, save_area_sync)); DEFINE(__LC_SAVE_AREA_ASYNC, offsetof(struct _lowcore, save_area_async)); DEFINE(__LC_SAVE_AREA_RESTART, offsetof(struct _lowcore, save_area_restart)); @@ -129,12 +130,16 @@ int main(void) DEFINE(__LC_KERNEL_STACK, offsetof(struct _lowcore, kernel_stack)); DEFINE(__LC_ASYNC_STACK, offsetof(struct _lowcore, async_stack)); DEFINE(__LC_PANIC_STACK, offsetof(struct _lowcore, panic_stack)); + DEFINE(__LC_RESTART_STACK, offsetof(struct _lowcore, restart_stack)); + DEFINE(__LC_RESTART_FN, offsetof(struct _lowcore, restart_fn)); DEFINE(__LC_USER_ASCE, offsetof(struct _lowcore, user_asce)); DEFINE(__LC_INT_CLOCK, offsetof(struct _lowcore, int_clock)); DEFINE(__LC_MCCK_CLOCK, offsetof(struct _lowcore, mcck_clock)); DEFINE(__LC_MACHINE_FLAGS, offsetof(struct _lowcore, machine_flags)); DEFINE(__LC_FTRACE_FUNC, offsetof(struct _lowcore, ftrace_func)); DEFINE(__LC_IRB, offsetof(struct _lowcore, irb)); + DEFINE(__LC_DUMP_REIPL, offsetof(struct _lowcore, ipib)); + BLANK(); DEFINE(__LC_CPU_TIMER_SAVE_AREA, offsetof(struct _lowcore, cpu_timer_save_area)); DEFINE(__LC_CLOCK_COMP_SAVE_AREA, offsetof(struct _lowcore, clock_comp_save_area)); DEFINE(__LC_PSW_SAVE_AREA, offsetof(struct _lowcore, psw_save_area)); diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c index 6fe78c2f95d9..53a82c8d50e9 100644 --- a/arch/s390/kernel/compat_signal.c +++ b/arch/s390/kernel/compat_signal.c @@ -581,7 +581,6 @@ give_sigsegv: int handle_signal32(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs *regs) { - sigset_t blocked; int ret; /* Set up the stack frame */ @@ -591,10 +590,7 @@ int handle_signal32(unsigned long sig, struct k_sigaction *ka, ret = setup_frame32(sig, ka, oldset, regs); if (ret) return ret; - sigorsets(&blocked, ¤t->blocked, &ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(&blocked, sig); - set_current_blocked(&blocked); + block_sigmask(ka, sig); return 0; } diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c index c383ce440d99..cc1172b26873 100644 --- a/arch/s390/kernel/crash_dump.c +++ b/arch/s390/kernel/crash_dump.c @@ -14,6 +14,7 @@ #include <linux/bootmem.h> #include <linux/elf.h> #include <asm/ipl.h> +#include <asm/os_info.h> #define PTR_ADD(x, y) (((char *) (x)) + ((unsigned long) (y))) #define PTR_SUB(x, y) (((char *) (x)) - ((unsigned long) (y))) @@ -51,7 +52,7 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf, /* * Copy memory from old kernel */ -static int copy_from_oldmem(void *dest, void *src, size_t count) +int copy_from_oldmem(void *dest, void *src, size_t count) { unsigned long copied = 0; int rc; @@ -224,28 +225,44 @@ static void *nt_prpsinfo(void *ptr) } /* - * Initialize vmcoreinfo note (new kernel) + * Get vmcoreinfo using lowcore->vmcore_info (new kernel) */ -static void *nt_vmcoreinfo(void *ptr) +static void *get_vmcoreinfo_old(unsigned long *size) { char nt_name[11], *vmcoreinfo; Elf64_Nhdr note; void *addr; if (copy_from_oldmem(&addr, &S390_lowcore.vmcore_info, sizeof(addr))) - return ptr; + return NULL; memset(nt_name, 0, sizeof(nt_name)); if (copy_from_oldmem(¬e, addr, sizeof(note))) - return ptr; + return NULL; if (copy_from_oldmem(nt_name, addr + sizeof(note), sizeof(nt_name) - 1)) - return ptr; + return NULL; if (strcmp(nt_name, "VMCOREINFO") != 0) - return ptr; - vmcoreinfo = kzalloc_panic(note.n_descsz + 1); + return NULL; + vmcoreinfo = kzalloc_panic(note.n_descsz); if (copy_from_oldmem(vmcoreinfo, addr + 24, note.n_descsz)) + return NULL; + *size = note.n_descsz; + return vmcoreinfo; +} + +/* + * Initialize vmcoreinfo note (new kernel) + */ +static void *nt_vmcoreinfo(void *ptr) +{ + unsigned long size; + void *vmcoreinfo; + + vmcoreinfo = os_info_old_entry(OS_INFO_VMCOREINFO, &size); + if (!vmcoreinfo) + vmcoreinfo = get_vmcoreinfo_old(&size); + if (!vmcoreinfo) return ptr; - vmcoreinfo[note.n_descsz + 1] = 0; - return nt_init(ptr, 0, vmcoreinfo, note.n_descsz, "VMCOREINFO"); + return nt_init(ptr, 0, vmcoreinfo, size, "VMCOREINFO"); } /* diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c index 6848828b962e..19e5e9eba546 100644 --- a/arch/s390/kernel/debug.c +++ b/arch/s390/kernel/debug.c @@ -2,8 +2,8 @@ * arch/s390/kernel/debug.c * S/390 debug facility * - * Copyright (C) 1999, 2000 IBM Deutschland Entwicklung GmbH, - * IBM Corporation + * Copyright IBM Corp. 1999, 2012 + * * Author(s): Michael Holzheu (holzheu@de.ibm.com), * Holger Smolinski (Holger.Smolinski@de.ibm.com) * @@ -167,6 +167,7 @@ static debug_info_t *debug_area_last = NULL; static DEFINE_MUTEX(debug_mutex); static int initialized; +static int debug_critical; static const struct file_operations debug_file_ops = { .owner = THIS_MODULE, @@ -932,6 +933,11 @@ debug_stop_all(void) } +void debug_set_critical(void) +{ + debug_critical = 1; +} + /* * debug_event_common: * - write debug entry with given size @@ -945,7 +951,11 @@ debug_event_common(debug_info_t * id, int level, const void *buf, int len) if (!debug_active || !id->areas) return NULL; - spin_lock_irqsave(&id->lock, flags); + if (debug_critical) { + if (!spin_trylock_irqsave(&id->lock, flags)) + return NULL; + } else + spin_lock_irqsave(&id->lock, flags); active = get_active_entry(id); memset(DEBUG_DATA(active), 0, id->buf_size); memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); @@ -968,7 +978,11 @@ debug_entry_t if (!debug_active || !id->areas) return NULL; - spin_lock_irqsave(&id->lock, flags); + if (debug_critical) { + if (!spin_trylock_irqsave(&id->lock, flags)) + return NULL; + } else + spin_lock_irqsave(&id->lock, flags); active = get_active_entry(id); memset(DEBUG_DATA(active), 0, id->buf_size); memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); @@ -1013,7 +1027,11 @@ debug_sprintf_event(debug_info_t* id, int level,char *string,...) return NULL; numargs=debug_count_numargs(string); - spin_lock_irqsave(&id->lock, flags); + if (debug_critical) { + if (!spin_trylock_irqsave(&id->lock, flags)) + return NULL; + } else + spin_lock_irqsave(&id->lock, flags); active = get_active_entry(id); curr_event=(debug_sprintf_entry_t *) DEBUG_DATA(active); va_start(ap,string); @@ -1047,7 +1065,11 @@ debug_sprintf_exception(debug_info_t* id, int level,char *string,...) numargs=debug_count_numargs(string); - spin_lock_irqsave(&id->lock, flags); + if (debug_critical) { + if (!spin_trylock_irqsave(&id->lock, flags)) + return NULL; + } else + spin_lock_irqsave(&id->lock, flags); active = get_active_entry(id); curr_event=(debug_sprintf_entry_t *)DEBUG_DATA(active); va_start(ap,string); @@ -1428,10 +1450,10 @@ debug_hex_ascii_format_fn(debug_info_t * id, struct debug_view *view, rc += sprintf(out_buf + rc, "| "); for (i = 0; i < id->buf_size; i++) { unsigned char c = in_buf[i]; - if (!isprint(c)) - rc += sprintf(out_buf + rc, "."); - else + if (isascii(c) && isprint(c)) rc += sprintf(out_buf + rc, "%c", c); + else + rc += sprintf(out_buf + rc, "."); } rc += sprintf(out_buf + rc, "\n"); return rc; diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 52098d6dfaa7..578eb4e6d157 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -29,6 +29,7 @@ #include <asm/sysinfo.h> #include <asm/cpcmd.h> #include <asm/sclp.h> +#include <asm/system.h> #include "entry.h" /* @@ -262,25 +263,8 @@ static noinline __init void setup_lowcore_early(void) static noinline __init void setup_facility_list(void) { - unsigned long nr; - - S390_lowcore.stfl_fac_list = 0; - asm volatile( - " .insn s,0xb2b10000,0(0)\n" /* stfl */ - "0:\n" - EX_TABLE(0b,0b) : "=m" (S390_lowcore.stfl_fac_list)); - memcpy(&S390_lowcore.stfle_fac_list, &S390_lowcore.stfl_fac_list, 4); - nr = 4; /* # bytes stored by stfl */ - if (test_facility(7)) { - /* More facility bits available with stfle */ - register unsigned long reg0 asm("0") = MAX_FACILITY_BIT/64 - 1; - asm volatile(".insn s,0xb2b00000,%0" /* stfle */ - : "=m" (S390_lowcore.stfle_fac_list), "+d" (reg0) - : : "cc"); - nr = (reg0 + 1) * 8; /* # bytes stored by stfle */ - } - memset((char *) S390_lowcore.stfle_fac_list + nr, 0, - MAX_FACILITY_BIT/8 - nr); + stfle(S390_lowcore.stfle_fac_list, + ARRAY_SIZE(S390_lowcore.stfle_fac_list)); } static noinline __init void setup_hpage(void) diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 3705700ed374..74ee563fe62b 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -2,7 +2,7 @@ * arch/s390/kernel/entry.S * S390 low-level entry points. * - * Copyright (C) IBM Corp. 1999,2006 + * Copyright (C) IBM Corp. 1999,2012 * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com), * Hartmut Penner (hp@de.ibm.com), * Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com), @@ -105,14 +105,14 @@ STACK_SIZE = 1 << STACK_SHIFT .macro ADD64 high,low,timer al \high,\timer - al \low,\timer+4 + al \low,4+\timer brc 12,.+8 ahi \high,1 .endm .macro SUB64 high,low,timer sl \high,\timer - sl \low,\timer+4 + sl \low,4+\timer brc 3,.+8 ahi \high,-1 .endm @@ -471,7 +471,6 @@ io_tif: jnz io_work # there is work to do (signals etc.) io_restore: mvc __LC_RETURN_PSW(8),__PT_PSW(%r11) - ni __LC_RETURN_PSW+1,0xfd # clean wait state bit stpt __LC_EXIT_TIMER lm %r0,%r15,__PT_R0(%r11) lpsw __LC_RETURN_PSW @@ -606,12 +605,32 @@ ext_skip: stm %r8,%r9,__PT_PSW(%r11) TRACE_IRQS_OFF lr %r2,%r11 # pass pointer to pt_regs - l %r3,__LC_CPU_ADDRESS # get cpu address + interruption code + l %r3,__LC_EXT_CPU_ADDR # get cpu address + interruption code l %r4,__LC_EXT_PARAMS # get external parameters l %r1,BASED(.Ldo_extint) basr %r14,%r1 # call do_extint j io_return +/* + * Load idle PSW. The second "half" of this function is in cleanup_idle. + */ +ENTRY(psw_idle) + st %r4,__SF_EMPTY(%r15) + basr %r1,0 + la %r1,psw_idle_lpsw+4-.(%r1) + st %r1,__SF_EMPTY+4(%r15) + oi __SF_EMPTY+4(%r15),0x80 + la %r1,.Lvtimer_max-psw_idle_lpsw-4(%r1) + stck __IDLE_ENTER(%r2) + ltr %r5,%r5 + stpt __VQ_IDLE_ENTER(%r3) + jz psw_idle_lpsw + spt 0(%r1) +psw_idle_lpsw: + lpsw __SF_EMPTY(%r15) + br %r14 +psw_idle_end: + __critical_end: /* @@ -673,7 +692,6 @@ mcck_skip: TRACE_IRQS_ON mcck_return: mvc __LC_RETURN_MCCK_PSW(8),__PT_PSW(%r11) # move return PSW - ni __LC_RETURN_MCCK_PSW+1,0xfd # clear wait state bit tm __LC_RETURN_MCCK_PSW+1,0x01 # returning to user ? jno 0f lm %r0,%r15,__PT_R0(%r11) @@ -691,77 +709,30 @@ mcck_panic: 0: ahi %r15,-(STACK_FRAME_OVERHEAD + __PT_SIZE) j mcck_skip -/* - * Restart interruption handler, kick starter for additional CPUs - */ -#ifdef CONFIG_SMP - __CPUINIT -ENTRY(restart_int_handler) - basr %r1,0 -restart_base: - spt restart_vtime-restart_base(%r1) - stck __LC_LAST_UPDATE_CLOCK - mvc __LC_LAST_UPDATE_TIMER(8),restart_vtime-restart_base(%r1) - mvc __LC_EXIT_TIMER(8),restart_vtime-restart_base(%r1) - l %r15,__LC_GPREGS_SAVE_AREA+60 # load ksp - lctl %c0,%c15,__LC_CREGS_SAVE_AREA # get new ctl regs - lam %a0,%a15,__LC_AREGS_SAVE_AREA - lm %r6,%r15,__SF_GPRS(%r15)# load registers from clone - l %r1,__LC_THREAD_INFO - mvc __LC_USER_TIMER(8),__TI_user_timer(%r1) - mvc __LC_SYSTEM_TIMER(8),__TI_system_timer(%r1) - xc __LC_STEAL_TIMER(8),__LC_STEAL_TIMER - ssm __LC_PGM_NEW_PSW # turn dat on, keep irqs off - basr %r14,0 - l %r14,restart_addr-.(%r14) - basr %r14,%r14 # call start_secondary -restart_addr: - .long start_secondary - .align 8 -restart_vtime: - .long 0x7fffffff,0xffffffff - .previous -#else -/* - * If we do not run with SMP enabled, let the new CPU crash ... - */ -ENTRY(restart_int_handler) - basr %r1,0 -restart_base: - lpsw restart_crash-restart_base(%r1) - .align 8 -restart_crash: - .long 0x000a0000,0x00000000 -restart_go: -#endif - # # PSW restart interrupt handler # -ENTRY(psw_restart_int_handler) +ENTRY(restart_int_handler) st %r15,__LC_SAVE_AREA_RESTART - basr %r15,0 -0: l %r15,.Lrestart_stack-0b(%r15) # load restart stack - l %r15,0(%r15) + l %r15,__LC_RESTART_STACK ahi %r15,-__PT_SIZE # create pt_regs on stack + xc 0(__PT_SIZE,%r15),0(%r15) stm %r0,%r14,__PT_R0(%r15) mvc __PT_R15(4,%r15),__LC_SAVE_AREA_RESTART mvc __PT_PSW(8,%r15),__LC_RST_OLD_PSW # store restart old psw - ahi %r15,-STACK_FRAME_OVERHEAD - xc __SF_BACKCHAIN(4,%r15),__SF_BACKCHAIN(%r15) - basr %r14,0 -1: l %r14,.Ldo_restart-1b(%r14) - basr %r14,%r14 - basr %r14,0 # load disabled wait PSW if -2: lpsw restart_psw_crash-2b(%r14) # do_restart returns - .align 4 -.Ldo_restart: - .long do_restart -.Lrestart_stack: - .long restart_stack - .align 8 -restart_psw_crash: - .long 0x000a0000,0x00000000 + restart_psw_crash + ahi %r15,-STACK_FRAME_OVERHEAD # create stack frame on stack + xc 0(STACK_FRAME_OVERHEAD,%r15),0(%r15) + lm %r1,%r3,__LC_RESTART_FN # load fn, parm & source cpu + ltr %r3,%r3 # test source cpu address + jm 1f # negative -> skip source stop +0: sigp %r4,%r3,1 # sigp sense to source cpu + brc 10,0b # wait for status stored +1: basr %r14,%r1 # call function + stap __SF_EMPTY(%r15) # store cpu address + lh %r3,__SF_EMPTY(%r15) +2: sigp %r4,%r3,5 # sigp stop to current cpu + brc 2,2b +3: j 3b .section .kprobes.text, "ax" @@ -795,6 +766,8 @@ cleanup_table: .long io_tif + 0x80000000 .long io_restore + 0x80000000 .long io_done + 0x80000000 + .long psw_idle + 0x80000000 + .long psw_idle_end + 0x80000000 cleanup_critical: cl %r9,BASED(cleanup_table) # system_call @@ -813,6 +786,10 @@ cleanup_critical: jl cleanup_io_tif cl %r9,BASED(cleanup_table+28) # io_done jl cleanup_io_restore + cl %r9,BASED(cleanup_table+32) # psw_idle + jl 0f + cl %r9,BASED(cleanup_table+36) # psw_idle_end + jl cleanup_idle 0: br %r14 cleanup_system_call: @@ -896,7 +873,6 @@ cleanup_io_restore: jhe 0f l %r9,12(%r11) # get saved r11 pointer to pt_regs mvc __LC_RETURN_PSW(8),__PT_PSW(%r9) - ni __LC_RETURN_PSW+1,0xfd # clear wait state bit mvc 0(32,%r11),__PT_R8(%r9) lm %r0,%r7,__PT_R0(%r9) 0: lm %r8,%r9,__LC_RETURN_PSW @@ -904,11 +880,52 @@ cleanup_io_restore: cleanup_io_restore_insn: .long io_done - 4 + 0x80000000 +cleanup_idle: + # copy interrupt clock & cpu timer + mvc __IDLE_EXIT(8,%r2),__LC_INT_CLOCK + mvc __VQ_IDLE_EXIT(8,%r3),__LC_ASYNC_ENTER_TIMER + chi %r11,__LC_SAVE_AREA_ASYNC + je 0f + mvc __IDLE_EXIT(8,%r2),__LC_MCCK_CLOCK + mvc __VQ_IDLE_EXIT(8,%r3),__LC_MCCK_ENTER_TIMER +0: # check if stck has been executed + cl %r9,BASED(cleanup_idle_insn) + jhe 1f + mvc __IDLE_ENTER(8,%r2),__IDLE_EXIT(%r2) + mvc __VQ_IDLE_ENTER(8,%r3),__VQ_IDLE_EXIT(%r3) + j 2f +1: # check if the cpu timer has been reprogrammed + ltr %r5,%r5 + jz 2f + spt __VQ_IDLE_ENTER(%r3) +2: # account system time going idle + lm %r9,%r10,__LC_STEAL_TIMER + ADD64 %r9,%r10,__IDLE_ENTER(%r2) + SUB64 %r9,%r10,__LC_LAST_UPDATE_CLOCK + stm %r9,%r10,__LC_STEAL_TIMER + mvc __LC_LAST_UPDATE_CLOCK(8),__IDLE_EXIT(%r2) + lm %r9,%r10,__LC_SYSTEM_TIMER + ADD64 %r9,%r10,__LC_LAST_UPDATE_TIMER + SUB64 %r9,%r10,__VQ_IDLE_ENTER(%r3) + stm %r9,%r10,__LC_SYSTEM_TIMER + mvc __LC_LAST_UPDATE_TIMER(8),__VQ_IDLE_EXIT(%r3) + # prepare return psw + n %r8,BASED(cleanup_idle_wait) # clear wait state bit + l %r9,24(%r11) # return from psw_idle + br %r14 +cleanup_idle_insn: + .long psw_idle_lpsw + 0x80000000 +cleanup_idle_wait: + .long 0xfffdffff + /* * Integer constants */ .align 4 -.Lnr_syscalls: .long NR_syscalls +.Lnr_syscalls: + .long NR_syscalls +.Lvtimer_max: + .quad 0x7fffffffffffffff /* * Symbol constants diff --git a/arch/s390/kernel/entry.h b/arch/s390/kernel/entry.h index bf538aaf407d..6cdddac93a2e 100644 --- a/arch/s390/kernel/entry.h +++ b/arch/s390/kernel/entry.h @@ -4,11 +4,22 @@ #include <linux/types.h> #include <linux/signal.h> #include <asm/ptrace.h> - +#include <asm/cputime.h> +#include <asm/timer.h> extern void (*pgm_check_table[128])(struct pt_regs *); extern void *restart_stack; +void system_call(void); +void pgm_check_handler(void); +void ext_int_handler(void); +void io_int_handler(void); +void mcck_int_handler(void); +void restart_int_handler(void); +void restart_call_handler(void); +void psw_idle(struct s390_idle_data *, struct vtimer_queue *, + unsigned long, int); + asmlinkage long do_syscall_trace_enter(struct pt_regs *regs); asmlinkage void do_syscall_trace_exit(struct pt_regs *regs); @@ -24,9 +35,9 @@ int handle_signal32(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs *regs); void do_notify_resume(struct pt_regs *regs); -void do_extint(struct pt_regs *regs, unsigned int, unsigned int, unsigned long); +struct ext_code; +void do_extint(struct pt_regs *regs, struct ext_code, unsigned int, unsigned long); void do_restart(void); -int __cpuinit start_secondary(void *cpuvoid); void __init startup_init(void); void die(struct pt_regs *regs, const char *str); diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 412a7b8783d7..4e1c292fa7e3 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S @@ -2,7 +2,7 @@ * arch/s390/kernel/entry64.S * S390 low-level entry points. * - * Copyright (C) IBM Corp. 1999,2010 + * Copyright (C) IBM Corp. 1999,2012 * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com), * Hartmut Penner (hp@de.ibm.com), * Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com), @@ -489,7 +489,6 @@ io_restore: lg %r14,__LC_VDSO_PER_CPU lmg %r0,%r10,__PT_R0(%r11) mvc __LC_RETURN_PSW(16),__PT_PSW(%r11) - ni __LC_RETURN_PSW+1,0xfd # clear wait state bit stpt __LC_EXIT_TIMER mvc __VDSO_ECTG_BASE(16,%r14),__LC_EXIT_TIMER lmg %r11,%r15,__PT_R11(%r11) @@ -625,12 +624,30 @@ ext_skip: TRACE_IRQS_OFF lghi %r1,4096 lgr %r2,%r11 # pass pointer to pt_regs - llgf %r3,__LC_CPU_ADDRESS # get cpu address + interruption code + llgf %r3,__LC_EXT_CPU_ADDR # get cpu address + interruption code llgf %r4,__LC_EXT_PARAMS # get external parameter lg %r5,__LC_EXT_PARAMS2-4096(%r1) # get 64 bit external parameter brasl %r14,do_extint j io_return +/* + * Load idle PSW. The second "half" of this function is in cleanup_idle. + */ +ENTRY(psw_idle) + stg %r4,__SF_EMPTY(%r15) + larl %r1,psw_idle_lpsw+4 + stg %r1,__SF_EMPTY+8(%r15) + larl %r1,.Lvtimer_max + stck __IDLE_ENTER(%r2) + ltr %r5,%r5 + stpt __VQ_IDLE_ENTER(%r3) + jz psw_idle_lpsw + spt 0(%r1) +psw_idle_lpsw: + lpswe __SF_EMPTY(%r15) + br %r14 +psw_idle_end: + __critical_end: /* @@ -696,7 +713,6 @@ mcck_return: lg %r14,__LC_VDSO_PER_CPU lmg %r0,%r10,__PT_R0(%r11) mvc __LC_RETURN_MCCK_PSW(16),__PT_PSW(%r11) # move return PSW - ni __LC_RETURN_MCCK_PSW+1,0xfd # clear wait state bit tm __LC_RETURN_MCCK_PSW+1,0x01 # returning to user ? jno 0f stpt __LC_EXIT_TIMER @@ -713,68 +729,30 @@ mcck_panic: 0: aghi %r15,-(STACK_FRAME_OVERHEAD + __PT_SIZE) j mcck_skip -/* - * Restart interruption handler, kick starter for additional CPUs - */ -#ifdef CONFIG_SMP - __CPUINIT -ENTRY(restart_int_handler) - basr %r1,0 -restart_base: - spt restart_vtime-restart_base(%r1) - stck __LC_LAST_UPDATE_CLOCK - mvc __LC_LAST_UPDATE_TIMER(8),restart_vtime-restart_base(%r1) - mvc __LC_EXIT_TIMER(8),restart_vtime-restart_base(%r1) - lghi %r10,__LC_GPREGS_SAVE_AREA - lg %r15,120(%r10) # load ksp - lghi %r10,__LC_CREGS_SAVE_AREA - lctlg %c0,%c15,0(%r10) # get new ctl regs - lghi %r10,__LC_AREGS_SAVE_AREA - lam %a0,%a15,0(%r10) - lmg %r6,%r15,__SF_GPRS(%r15)# load registers from clone - lg %r1,__LC_THREAD_INFO - mvc __LC_USER_TIMER(8),__TI_user_timer(%r1) - mvc __LC_SYSTEM_TIMER(8),__TI_system_timer(%r1) - xc __LC_STEAL_TIMER(8),__LC_STEAL_TIMER - ssm __LC_PGM_NEW_PSW # turn dat on, keep irqs off - brasl %r14,start_secondary - .align 8 -restart_vtime: - .long 0x7fffffff,0xffffffff - .previous -#else -/* - * If we do not run with SMP enabled, let the new CPU crash ... - */ -ENTRY(restart_int_handler) - basr %r1,0 -restart_base: - lpswe restart_crash-restart_base(%r1) - .align 8 -restart_crash: - .long 0x000a0000,0x00000000,0x00000000,0x00000000 -restart_go: -#endif - # # PSW restart interrupt handler # -ENTRY(psw_restart_int_handler) +ENTRY(restart_int_handler) stg %r15,__LC_SAVE_AREA_RESTART - larl %r15,restart_stack # load restart stack - lg %r15,0(%r15) + lg %r15,__LC_RESTART_STACK aghi %r15,-__PT_SIZE # create pt_regs on stack + xc 0(__PT_SIZE,%r15),0(%r15) stmg %r0,%r14,__PT_R0(%r15) mvc __PT_R15(8,%r15),__LC_SAVE_AREA_RESTART mvc __PT_PSW(16,%r15),__LC_RST_OLD_PSW # store restart old psw - aghi %r15,-STACK_FRAME_OVERHEAD - xc __SF_BACKCHAIN(8,%r15),__SF_BACKCHAIN(%r15) - brasl %r14,do_restart - larl %r14,restart_psw_crash # load disabled wait PSW if - lpswe 0(%r14) # do_restart returns - .align 8 -restart_psw_crash: - .quad 0x0002000080000000,0x0000000000000000 + restart_psw_crash + aghi %r15,-STACK_FRAME_OVERHEAD # create stack frame on stack + xc 0(STACK_FRAME_OVERHEAD,%r15),0(%r15) + lmg %r1,%r3,__LC_RESTART_FN # load fn, parm & source cpu + ltgr %r3,%r3 # test source cpu address + jm 1f # negative -> skip source stop +0: sigp %r4,%r3,1 # sigp sense to source cpu + brc 10,0b # wait for status stored +1: basr %r14,%r1 # call function + stap __SF_EMPTY(%r15) # store cpu address + llgh %r3,__SF_EMPTY(%r15) +2: sigp %r4,%r3,5 # sigp stop to current cpu + brc 2,2b +3: j 3b .section .kprobes.text, "ax" @@ -808,6 +786,8 @@ cleanup_table: .quad io_tif .quad io_restore .quad io_done + .quad psw_idle + .quad psw_idle_end cleanup_critical: clg %r9,BASED(cleanup_table) # system_call @@ -826,6 +806,10 @@ cleanup_critical: jl cleanup_io_tif clg %r9,BASED(cleanup_table+56) # io_done jl cleanup_io_restore + clg %r9,BASED(cleanup_table+64) # psw_idle + jl 0f + clg %r9,BASED(cleanup_table+72) # psw_idle_end + jl cleanup_idle 0: br %r14 @@ -915,7 +899,6 @@ cleanup_io_restore: je 0f lg %r9,24(%r11) # get saved r11 pointer to pt_regs mvc __LC_RETURN_PSW(16),__PT_PSW(%r9) - ni __LC_RETURN_PSW+1,0xfd # clear wait state bit mvc 0(64,%r11),__PT_R8(%r9) lmg %r0,%r7,__PT_R0(%r9) 0: lmg %r8,%r9,__LC_RETURN_PSW @@ -923,6 +906,42 @@ cleanup_io_restore: cleanup_io_restore_insn: .quad io_done - 4 +cleanup_idle: + # copy interrupt clock & cpu timer + mvc __IDLE_EXIT(8,%r2),__LC_INT_CLOCK + mvc __VQ_IDLE_EXIT(8,%r3),__LC_ASYNC_ENTER_TIMER + cghi %r11,__LC_SAVE_AREA_ASYNC + je 0f + mvc __IDLE_EXIT(8,%r2),__LC_MCCK_CLOCK + mvc __VQ_IDLE_EXIT(8,%r3),__LC_MCCK_ENTER_TIMER +0: # check if stck & stpt have been executed + clg %r9,BASED(cleanup_idle_insn) + jhe 1f + mvc __IDLE_ENTER(8,%r2),__IDLE_EXIT(%r2) + mvc __VQ_IDLE_ENTER(8,%r3),__VQ_IDLE_EXIT(%r3) + j 2f +1: # check if the cpu timer has been reprogrammed + ltr %r5,%r5 + jz 2f + spt __VQ_IDLE_ENTER(%r3) +2: # account system time going idle + lg %r9,__LC_STEAL_TIMER + alg %r9,__IDLE_ENTER(%r2) + slg %r9,__LC_LAST_UPDATE_CLOCK + stg %r9,__LC_STEAL_TIMER + mvc __LC_LAST_UPDATE_CLOCK(8),__IDLE_EXIT(%r2) + lg %r9,__LC_SYSTEM_TIMER + alg %r9,__LC_LAST_UPDATE_TIMER + slg %r9,__VQ_IDLE_ENTER(%r3) + stg %r9,__LC_SYSTEM_TIMER + mvc __LC_LAST_UPDATE_TIMER(8),__VQ_IDLE_EXIT(%r3) + # prepare return psw + nihh %r8,0xfffd # clear wait state bit + lg %r9,48(%r11) # return from psw_idle + br %r14 +cleanup_idle_insn: + .quad psw_idle_lpsw + /* * Integer constants */ @@ -931,6 +950,8 @@ cleanup_io_restore_insn: .quad __critical_start .Lcritical_length: .quad __critical_end - __critical_start +.Lvtimer_max: + .quad 0x7fffffffffffffff #if defined(CONFIG_KVM) || defined(CONFIG_KVM_MODULE) diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index affa8e68124a..8342e65a140d 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -2,7 +2,7 @@ * arch/s390/kernel/ipl.c * ipl/reipl/dump support for Linux on s390. * - * Copyright IBM Corp. 2005,2007 + * Copyright IBM Corp. 2005,2012 * Author(s): Michael Holzheu <holzheu@de.ibm.com> * Heiko Carstens <heiko.carstens@de.ibm.com> * Volker Sameske <sameske@de.ibm.com> @@ -17,6 +17,7 @@ #include <linux/fs.h> #include <linux/gfp.h> #include <linux/crash_dump.h> +#include <linux/debug_locks.h> #include <asm/ipl.h> #include <asm/smp.h> #include <asm/setup.h> @@ -25,8 +26,9 @@ #include <asm/ebcdic.h> #include <asm/reset.h> #include <asm/sclp.h> -#include <asm/sigp.h> #include <asm/checksum.h> +#include <asm/debug.h> +#include <asm/os_info.h> #include "entry.h" #define IPL_PARM_BLOCK_VERSION 0 @@ -571,7 +573,7 @@ static void __ipl_run(void *unused) static void ipl_run(struct shutdown_trigger *trigger) { - smp_switch_to_ipl_cpu(__ipl_run, NULL); + smp_call_ipl_cpu(__ipl_run, NULL); } static int __init ipl_init(void) @@ -950,6 +952,13 @@ static struct attribute_group reipl_nss_attr_group = { .attrs = reipl_nss_attrs, }; +static void set_reipl_block_actual(struct ipl_parameter_block *reipl_block) +{ + reipl_block_actual = reipl_block; + os_info_entry_add(OS_INFO_REIPL_BLOCK, reipl_block_actual, + reipl_block->hdr.len); +} + /* reipl type */ static int reipl_set_type(enum ipl_type type) @@ -965,7 +974,7 @@ static int reipl_set_type(enum ipl_type type) reipl_method = REIPL_METHOD_CCW_VM; else reipl_method = REIPL_METHOD_CCW_CIO; - reipl_block_actual = reipl_block_ccw; + set_reipl_block_actual(reipl_block_ccw); break; case IPL_TYPE_FCP: if (diag308_set_works) @@ -974,7 +983,7 @@ static int reipl_set_type(enum ipl_type type) reipl_method = REIPL_METHOD_FCP_RO_VM; else reipl_method = REIPL_METHOD_FCP_RO_DIAG; - reipl_block_actual = reipl_block_fcp; + set_reipl_block_actual(reipl_block_fcp); break; case IPL_TYPE_FCP_DUMP: reipl_method = REIPL_METHOD_FCP_DUMP; @@ -984,7 +993,7 @@ static int reipl_set_type(enum ipl_type type) reipl_method = REIPL_METHOD_NSS_DIAG; else reipl_method = REIPL_METHOD_NSS; - reipl_block_actual = reipl_block_nss; + set_reipl_block_actual(reipl_block_nss); break; case IPL_TYPE_UNKNOWN: reipl_method = REIPL_METHOD_DEFAULT; @@ -1101,7 +1110,7 @@ static void __reipl_run(void *unused) static void reipl_run(struct shutdown_trigger *trigger) { - smp_switch_to_ipl_cpu(__reipl_run, NULL); + smp_call_ipl_cpu(__reipl_run, NULL); } static void reipl_block_ccw_init(struct ipl_parameter_block *ipb) @@ -1256,6 +1265,29 @@ static int __init reipl_fcp_init(void) return 0; } +static int __init reipl_type_init(void) +{ + enum ipl_type reipl_type = ipl_info.type; + struct ipl_parameter_block *reipl_block; + unsigned long size; + + reipl_block = os_info_old_entry(OS_INFO_REIPL_BLOCK, &size); + if (!reipl_block) + goto out; + /* + * If we have an OS info reipl block, this will be used + */ + if (reipl_block->hdr.pbt == DIAG308_IPL_TYPE_FCP) { + memcpy(reipl_block_fcp, reipl_block, size); + reipl_type = IPL_TYPE_FCP; + } else if (reipl_block->hdr.pbt == DIAG308_IPL_TYPE_CCW) { + memcpy(reipl_block_ccw, reipl_block, size); + reipl_type = IPL_TYPE_CCW; + } +out: + return reipl_set_type(reipl_type); +} + static int __init reipl_init(void) { int rc; @@ -1277,10 +1309,7 @@ static int __init reipl_init(void) rc = reipl_nss_init(); if (rc) return rc; - rc = reipl_set_type(ipl_info.type); - if (rc) - return rc; - return 0; + return reipl_type_init(); } static struct shutdown_action __refdata reipl_action = { @@ -1421,7 +1450,7 @@ static void dump_run(struct shutdown_trigger *trigger) if (dump_method == DUMP_METHOD_NONE) return; smp_send_stop(); - smp_switch_to_ipl_cpu(__dump_run, NULL); + smp_call_ipl_cpu(__dump_run, NULL); } static int __init dump_ccw_init(void) @@ -1499,30 +1528,12 @@ static struct shutdown_action __refdata dump_action = { static void dump_reipl_run(struct shutdown_trigger *trigger) { - preempt_disable(); - /* - * Bypass dynamic address translation (DAT) when storing IPL parameter - * information block address and checksum into the prefix area - * (corresponding to absolute addresses 0-8191). - * When enhanced DAT applies and the STE format control in one, - * the absolute address is formed without prefixing. In this case a - * normal store (stg/st) into the prefix area would no more match to - * absolute addresses 0-8191. - */ -#ifdef CONFIG_64BIT - asm volatile("sturg %0,%1" - :: "a" ((unsigned long) reipl_block_actual), - "a" (&lowcore_ptr[smp_processor_id()]->ipib)); -#else - asm volatile("stura %0,%1" - :: "a" ((unsigned long) reipl_block_actual), - "a" (&lowcore_ptr[smp_processor_id()]->ipib)); -#endif - asm volatile("stura %0,%1" - :: "a" (csum_partial(reipl_block_actual, - reipl_block_actual->hdr.len, 0)), - "a" (&lowcore_ptr[smp_processor_id()]->ipib_checksum)); - preempt_enable(); + u32 csum; + + csum = csum_partial(reipl_block_actual, reipl_block_actual->hdr.len, 0); + copy_to_absolute_zero(&S390_lowcore.ipib_checksum, &csum, sizeof(csum)); + copy_to_absolute_zero(&S390_lowcore.ipib, &reipl_block_actual, + sizeof(reipl_block_actual)); dump_run(trigger); } @@ -1623,9 +1634,7 @@ static void stop_run(struct shutdown_trigger *trigger) if (strcmp(trigger->name, ON_PANIC_STR) == 0 || strcmp(trigger->name, ON_RESTART_STR) == 0) disabled_wait((unsigned long) __builtin_return_address(0)); - while (sigp(smp_processor_id(), sigp_stop) == sigp_busy) - cpu_relax(); - for (;;); + smp_stop_cpu(); } static struct shutdown_action stop_action = {SHUTDOWN_ACTION_STOP_STR, @@ -1713,6 +1722,7 @@ static struct kobj_attribute on_panic_attr = static void do_panic(void) { + lgr_info_log(); on_panic_trigger.action->fn(&on_panic_trigger); stop_run(&on_panic_trigger); } @@ -1738,9 +1748,8 @@ static ssize_t on_restart_store(struct kobject *kobj, static struct kobj_attribute on_restart_attr = __ATTR(on_restart, 0644, on_restart_show, on_restart_store); -void do_restart(void) +static void __do_restart(void *ignore) { - smp_restart_with_online_cpu(); smp_send_stop(); #ifdef CONFIG_CRASH_DUMP crash_kexec(NULL); @@ -1749,6 +1758,14 @@ void do_restart(void) stop_run(&on_restart_trigger); } +void do_restart(void) +{ + tracing_off(); + debug_locks_off(); + lgr_info_log(); + smp_call_online_cpu(__do_restart, NULL); +} + /* on halt */ static struct shutdown_trigger on_halt_trigger = {ON_HALT_STR, &stop_action}; diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index e30b2dfa8ba0..2429ecd68872 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -202,31 +202,27 @@ int unregister_external_interrupt(u16 code, ext_int_handler_t handler) } EXPORT_SYMBOL(unregister_external_interrupt); -void __irq_entry do_extint(struct pt_regs *regs, unsigned int ext_int_code, +void __irq_entry do_extint(struct pt_regs *regs, struct ext_code ext_code, unsigned int param32, unsigned long param64) { struct pt_regs *old_regs; - unsigned short code; struct ext_int_info *p; int index; - code = (unsigned short) ext_int_code; old_regs = set_irq_regs(regs); - s390_idle_check(regs, S390_lowcore.int_clock, - S390_lowcore.async_enter_timer); irq_enter(); if (S390_lowcore.int_clock >= S390_lowcore.clock_comparator) /* Serve timer interrupts first. */ clock_comparator_work(); kstat_cpu(smp_processor_id()).irqs[EXTERNAL_INTERRUPT]++; - if (code != 0x1004) + if (ext_code.code != 0x1004) __get_cpu_var(s390_idle).nohz_delay = 1; - index = ext_hash(code); + index = ext_hash(ext_code.code); rcu_read_lock(); list_for_each_entry_rcu(p, &ext_int_hash[index], entry) - if (likely(p->code == code)) - p->handler(ext_int_code, param32, param64); + if (likely(p->code == ext_code.code)) + p->handler(ext_code, param32, param64); rcu_read_unlock(); irq_exit(); set_irq_regs(old_regs); diff --git a/arch/s390/kernel/lgr.c b/arch/s390/kernel/lgr.c new file mode 100644 index 000000000000..8431b92ca3ae --- /dev/null +++ b/arch/s390/kernel/lgr.c @@ -0,0 +1,200 @@ +/* + * Linux Guest Relocation (LGR) detection + * + * Copyright IBM Corp. 2012 + * Author(s): Michael Holzheu <holzheu@linux.vnet.ibm.com> + */ + +#include <linux/module.h> +#include <linux/timer.h> +#include <linux/slab.h> +#include <asm/sysinfo.h> +#include <asm/ebcdic.h> +#include <asm/system.h> +#include <asm/debug.h> +#include <asm/ipl.h> + +#define LGR_TIMER_INTERVAL_SECS (30 * 60) +#define VM_LEVEL_MAX 2 /* Maximum is 8, but we only record two levels */ + +/* + * LGR info: Contains stfle and stsi data + */ +struct lgr_info { + /* Bit field with facility information: 4 DWORDs are stored */ + u64 stfle_fac_list[4]; + /* Level of system (1 = CEC, 2 = LPAR, 3 = z/VM */ + u32 level; + /* Level 1: CEC info (stsi 1.1.1) */ + char manufacturer[16]; + char type[4]; + char sequence[16]; + char plant[4]; + char model[16]; + /* Level 2: LPAR info (stsi 2.2.2) */ + u16 lpar_number; + char name[8]; + /* Level 3: VM info (stsi 3.2.2) */ + u8 vm_count; + struct { + char name[8]; + char cpi[16]; + } vm[VM_LEVEL_MAX]; +} __packed __aligned(8); + +/* + * LGR globals + */ +static void *lgr_page; +static struct lgr_info lgr_info_last; +static struct lgr_info lgr_info_cur; +static struct debug_info *lgr_dbf; + +/* + * Return number of valid stsi levels + */ +static inline int stsi_0(void) +{ + int rc = stsi(NULL, 0, 0, 0); + + return rc == -ENOSYS ? rc : (((unsigned int) rc) >> 28); +} + +/* + * Copy buffer and then convert it to ASCII + */ +static void cpascii(char *dst, char *src, int size) +{ + memcpy(dst, src, size); + EBCASC(dst, size); +} + +/* + * Fill LGR info with 1.1.1 stsi data + */ +static void lgr_stsi_1_1_1(struct lgr_info *lgr_info) +{ + struct sysinfo_1_1_1 *si = lgr_page; + + if (stsi(si, 1, 1, 1) == -ENOSYS) + return; + cpascii(lgr_info->manufacturer, si->manufacturer, + sizeof(si->manufacturer)); + cpascii(lgr_info->type, si->type, sizeof(si->type)); + cpascii(lgr_info->model, si->model, sizeof(si->model)); + cpascii(lgr_info->sequence, si->sequence, sizeof(si->sequence)); + cpascii(lgr_info->plant, si->plant, sizeof(si->plant)); +} + +/* + * Fill LGR info with 2.2.2 stsi data + */ +static void lgr_stsi_2_2_2(struct lgr_info *lgr_info) +{ + struct sysinfo_2_2_2 *si = lgr_page; + + if (stsi(si, 2, 2, 2) == -ENOSYS) + return; + cpascii(lgr_info->name, si->name, sizeof(si->name)); + memcpy(&lgr_info->lpar_number, &si->lpar_number, + sizeof(lgr_info->lpar_number)); +} + +/* + * Fill LGR info with 3.2.2 stsi data + */ +static void lgr_stsi_3_2_2(struct lgr_info *lgr_info) +{ + struct sysinfo_3_2_2 *si = lgr_page; + int i; + + if (stsi(si, 3, 2, 2) == -ENOSYS) + return; + for (i = 0; i < min_t(u8, si->count, VM_LEVEL_MAX); i++) { + cpascii(lgr_info->vm[i].name, si->vm[i].name, + sizeof(si->vm[i].name)); + cpascii(lgr_info->vm[i].cpi, si->vm[i].cpi, + sizeof(si->vm[i].cpi)); + } + lgr_info->vm_count = si->count; +} + +/* + * Fill LGR info with current data + */ +static void lgr_info_get(struct lgr_info *lgr_info) +{ + memset(lgr_info, 0, sizeof(*lgr_info)); + stfle(lgr_info->stfle_fac_list, ARRAY_SIZE(lgr_info->stfle_fac_list)); + lgr_info->level = stsi_0(); + if (lgr_info->level == -ENOSYS) + return; + if (lgr_info->level >= 1) + lgr_stsi_1_1_1(lgr_info); + if (lgr_info->level >= 2) + lgr_stsi_2_2_2(lgr_info); + if (lgr_info->level >= 3) + lgr_stsi_3_2_2(lgr_info); +} + +/* + * Check if LGR info has changed and if yes log new LGR info to s390dbf + */ +void lgr_info_log(void) +{ + static DEFINE_SPINLOCK(lgr_info_lock); + unsigned long flags; + + if (!spin_trylock_irqsave(&lgr_info_lock, flags)) + return; + lgr_info_get(&lgr_info_cur); + if (memcmp(&lgr_info_last, &lgr_info_cur, sizeof(lgr_info_cur)) != 0) { + debug_event(lgr_dbf, 1, &lgr_info_cur, sizeof(lgr_info_cur)); + lgr_info_last = lgr_info_cur; + } + spin_unlock_irqrestore(&lgr_info_lock, flags); +} +EXPORT_SYMBOL_GPL(lgr_info_log); + +static void lgr_timer_set(void); + +/* + * LGR timer callback + */ +static void lgr_timer_fn(unsigned long ignored) +{ + lgr_info_log(); + lgr_timer_set(); +} + +static struct timer_list lgr_timer = + TIMER_DEFERRED_INITIALIZER(lgr_timer_fn, 0, 0); + +/* + * Setup next LGR timer + */ +static void lgr_timer_set(void) +{ + mod_timer(&lgr_timer, jiffies + LGR_TIMER_INTERVAL_SECS * HZ); +} + +/* + * Initialize LGR: Add s390dbf, write initial lgr_info and setup timer + */ +static int __init lgr_init(void) +{ + lgr_page = (void *) __get_free_pages(GFP_KERNEL, 0); + if (!lgr_page) + return -ENOMEM; + lgr_dbf = debug_register("lgr", 1, 1, sizeof(struct lgr_info)); + if (!lgr_dbf) { + free_page((unsigned long) lgr_page); + return -ENOMEM; + } + debug_register_view(lgr_dbf, &debug_hex_ascii_view); + lgr_info_get(&lgr_info_last); + debug_event(lgr_dbf, 1, &lgr_info_last, sizeof(lgr_info_last)); + lgr_timer_set(); + return 0; +} +module_init(lgr_init); diff --git a/arch/s390/kernel/machine_kexec.c b/arch/s390/kernel/machine_kexec.c index 47b168fb29c4..0f8cdf1268d0 100644 --- a/arch/s390/kernel/machine_kexec.c +++ b/arch/s390/kernel/machine_kexec.c @@ -14,6 +14,7 @@ #include <linux/delay.h> #include <linux/reboot.h> #include <linux/ftrace.h> +#include <linux/debug_locks.h> #include <asm/cio.h> #include <asm/setup.h> #include <asm/pgtable.h> @@ -49,50 +50,21 @@ static void add_elf_notes(int cpu) } /* - * Store status of next available physical CPU - */ -static int store_status_next(int start_cpu, int this_cpu) -{ - struct save_area *sa = (void *) 4608 + store_prefix(); - int cpu, rc; - - for (cpu = start_cpu; cpu < 65536; cpu++) { - if (cpu == this_cpu) - continue; - do { - rc = raw_sigp(cpu, sigp_stop_and_store_status); - } while (rc == sigp_busy); - if (rc != sigp_order_code_accepted) - continue; - if (sa->pref_reg) - return cpu; - } - return -1; -} - -/* * Initialize CPU ELF notes */ void setup_regs(void) { unsigned long sa = S390_lowcore.prefixreg_save_area + SAVE_AREA_BASE; - int cpu, this_cpu, phys_cpu = 0, first = 1; + int cpu, this_cpu; - this_cpu = stap(); - - if (!S390_lowcore.prefixreg_save_area) - first = 0; + this_cpu = smp_find_processor_id(stap()); + add_elf_notes(this_cpu); for_each_online_cpu(cpu) { - if (first) { - add_elf_notes(cpu); - first = 0; + if (cpu == this_cpu) + continue; + if (smp_store_status(cpu)) continue; - } - phys_cpu = store_status_next(phys_cpu, this_cpu); - if (phys_cpu == -1) - break; add_elf_notes(cpu); - phys_cpu++; } /* Copy dump CPU store status info to absolute zero */ memcpy((void *) SAVE_AREA_BASE, (void *) sa, sizeof(struct save_area)); @@ -238,10 +210,14 @@ static void __machine_kexec(void *data) struct kimage *image = data; pfault_fini(); - if (image->type == KEXEC_TYPE_CRASH) + tracing_off(); + debug_locks_off(); + if (image->type == KEXEC_TYPE_CRASH) { + lgr_info_log(); s390_reset_system(__do_machine_kdump, data); - else + } else { s390_reset_system(__do_machine_kexec, data); + } disabled_wait((unsigned long) __builtin_return_address(0)); } @@ -255,5 +231,5 @@ void machine_kexec(struct kimage *image) return; tracer_disable(); smp_send_stop(); - smp_switch_to_ipl_cpu(__machine_kexec, image); + smp_call_ipl_cpu(__machine_kexec, image); } diff --git a/arch/s390/kernel/nmi.c b/arch/s390/kernel/nmi.c index 0fd2e863e114..8c372ca61350 100644 --- a/arch/s390/kernel/nmi.c +++ b/arch/s390/kernel/nmi.c @@ -254,8 +254,6 @@ void notrace s390_do_machine_check(struct pt_regs *regs) int umode; nmi_enter(); - s390_idle_check(regs, S390_lowcore.mcck_clock, - S390_lowcore.mcck_enter_timer); kstat_cpu(smp_processor_id()).irqs[NMI_NMI]++; mci = (struct mci *) &S390_lowcore.mcck_interruption_code; mcck = &__get_cpu_var(cpu_mcck); diff --git a/arch/s390/kernel/os_info.c b/arch/s390/kernel/os_info.c new file mode 100644 index 000000000000..bbe522672e06 --- /dev/null +++ b/arch/s390/kernel/os_info.c @@ -0,0 +1,169 @@ +/* + * OS info memory interface + * + * Copyright IBM Corp. 2012 + * Author(s): Michael Holzheu <holzheu@linux.vnet.ibm.com> + */ + +#define KMSG_COMPONENT "os_info" +#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt + +#include <linux/crash_dump.h> +#include <linux/kernel.h> +#include <asm/checksum.h> +#include <asm/lowcore.h> +#include <asm/system.h> +#include <asm/os_info.h> + +/* + * OS info structure has to be page aligned + */ +static struct os_info os_info __page_aligned_data; + +/* + * Compute checksum over OS info structure + */ +u32 os_info_csum(struct os_info *os_info) +{ + int size = sizeof(*os_info) - offsetof(struct os_info, version_major); + return csum_partial(&os_info->version_major, size, 0); +} + +/* + * Add crashkernel info to OS info and update checksum + */ +void os_info_crashkernel_add(unsigned long base, unsigned long size) +{ + os_info.crashkernel_addr = (u64)(unsigned long)base; + os_info.crashkernel_size = (u64)(unsigned long)size; + os_info.csum = os_info_csum(&os_info); +} + +/* + * Add OS info entry and update checksum + */ +void os_info_entry_add(int nr, void *ptr, u64 size) +{ + os_info.entry[nr].addr = (u64)(unsigned long)ptr; + os_info.entry[nr].size = size; + os_info.entry[nr].csum = csum_partial(ptr, size, 0); + os_info.csum = os_info_csum(&os_info); +} + +/* + * Initialize OS info struture and set lowcore pointer + */ +void __init os_info_init(void) +{ + void *ptr = &os_info; + + os_info.version_major = OS_INFO_VERSION_MAJOR; + os_info.version_minor = OS_INFO_VERSION_MINOR; + os_info.magic = OS_INFO_MAGIC; + os_info.csum = os_info_csum(&os_info); + copy_to_absolute_zero(&S390_lowcore.os_info, &ptr, sizeof(ptr)); +} + +#ifdef CONFIG_CRASH_DUMP + +static struct os_info *os_info_old; + +/* + * Allocate and copy OS info entry from oldmem + */ +static void os_info_old_alloc(int nr, int align) +{ + unsigned long addr, size = 0; + char *buf, *buf_align, *msg; + u32 csum; + + addr = os_info_old->entry[nr].addr; + if (!addr) { + msg = "not available"; + goto fail; + } + size = os_info_old->entry[nr].size; + buf = kmalloc(size + align - 1, GFP_KERNEL); + if (!buf) { + msg = "alloc failed"; + goto fail; + } + buf_align = PTR_ALIGN(buf, align); + if (copy_from_oldmem(buf_align, (void *) addr, size)) { + msg = "copy failed"; + goto fail_free; + } + csum = csum_partial(buf_align, size, 0); + if (csum != os_info_old->entry[nr].csum) { + msg = "checksum failed"; + goto fail_free; + } + os_info_old->entry[nr].addr = (u64)(unsigned long)buf_align; + msg = "copied"; + goto out; +fail_free: + kfree(buf); +fail: + os_info_old->entry[nr].addr = 0; +out: + pr_info("entry %i: %s (addr=0x%lx size=%lu)\n", + nr, msg, addr, size); +} + +/* + * Initialize os info and os info entries from oldmem + */ +static void os_info_old_init(void) +{ + static int os_info_init; + unsigned long addr; + + if (os_info_init) + return; + if (!OLDMEM_BASE) + goto fail; + if (copy_from_oldmem(&addr, &S390_lowcore.os_info, sizeof(addr))) + goto fail; + if (addr == 0 || addr % PAGE_SIZE) + goto fail; + os_info_old = kzalloc(sizeof(*os_info_old), GFP_KERNEL); + if (!os_info_old) + goto fail; + if (copy_from_oldmem(os_info_old, (void *) addr, sizeof(*os_info_old))) + goto fail_free; + if (os_info_old->magic != OS_INFO_MAGIC) + goto fail_free; + if (os_info_old->csum != os_info_csum(os_info_old)) + goto fail_free; + if (os_info_old->version_major > OS_INFO_VERSION_MAJOR) + goto fail_free; + os_info_old_alloc(OS_INFO_VMCOREINFO, 1); + os_info_old_alloc(OS_INFO_REIPL_BLOCK, 1); + os_info_old_alloc(OS_INFO_INIT_FN, PAGE_SIZE); + pr_info("crashkernel: addr=0x%lx size=%lu\n", + (unsigned long) os_info_old->crashkernel_addr, + (unsigned long) os_info_old->crashkernel_size); + os_info_init = 1; + return; +fail_free: + kfree(os_info_old); +fail: + os_info_init = 1; + os_info_old = NULL; +} + +/* + * Return pointer to os infor entry and its size + */ +void *os_info_old_entry(int nr, unsigned long *size) +{ + os_info_old_init(); + + if (!os_info_old) + return NULL; + if (!os_info_old->entry[nr].addr) + return NULL; + *size = (unsigned long) os_info_old->entry[nr].size; + return (void *)(unsigned long)os_info_old->entry[nr].addr; +} +#endif diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 7618085b4164..3732e4c09cbe 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -77,13 +77,8 @@ static void default_idle(void) local_irq_enable(); return; } - trace_hardirqs_on(); - /* Don't trace preempt off for idle. */ - stop_critical_timings(); - /* Stop virtual timer and halt the cpu. */ + /* Halt the cpu and keep track of cpu time accounting. */ vtime_stop_cpu(); - /* Reenable preemption tracer. */ - start_critical_timings(); } void cpu_idle(void) diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 3b2efc81f34e..38e751278bf7 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -2,7 +2,7 @@ * arch/s390/kernel/setup.c * * S390 version - * Copyright (C) IBM Corp. 1999,2010 + * Copyright (C) IBM Corp. 1999,2012 * Author(s): Hartmut Penner (hp@de.ibm.com), * Martin Schwidefsky (schwidefsky@de.ibm.com) * @@ -62,6 +62,8 @@ #include <asm/ebcdic.h> #include <asm/kvm_virtio.h> #include <asm/diag.h> +#include <asm/os_info.h> +#include "entry.h" long psw_kernel_bits = PSW_DEFAULT_KEY | PSW_MASK_BASE | PSW_ASC_PRIMARY | PSW_MASK_EA | PSW_MASK_BA; @@ -351,8 +353,9 @@ static void setup_addressing_mode(void) } } -static void __init -setup_lowcore(void) +void *restart_stack __attribute__((__section__(".data"))); + +static void __init setup_lowcore(void) { struct _lowcore *lc; @@ -363,7 +366,7 @@ setup_lowcore(void) lc = __alloc_bootmem_low(LC_PAGES * PAGE_SIZE, LC_PAGES * PAGE_SIZE, 0); lc->restart_psw.mask = psw_kernel_bits; lc->restart_psw.addr = - PSW_ADDR_AMODE | (unsigned long) psw_restart_int_handler; + PSW_ADDR_AMODE | (unsigned long) restart_int_handler; lc->external_new_psw.mask = psw_kernel_bits | PSW_MASK_DAT | PSW_MASK_MCHECK; lc->external_new_psw.addr = @@ -412,6 +415,24 @@ setup_lowcore(void) lc->last_update_timer = S390_lowcore.last_update_timer; lc->last_update_clock = S390_lowcore.last_update_clock; lc->ftrace_func = S390_lowcore.ftrace_func; + + restart_stack = __alloc_bootmem(ASYNC_SIZE, ASYNC_SIZE, 0); + restart_stack += ASYNC_SIZE; + + /* + * Set up PSW restart to call ipl.c:do_restart(). Copy the relevant + * restart data to the absolute zero lowcore. This is necesary if + * PSW restart is done on an offline CPU that has lowcore zero. + */ + lc->restart_stack = (unsigned long) restart_stack; + lc->restart_fn = (unsigned long) do_restart; + lc->restart_data = 0; + lc->restart_source = -1UL; + memcpy(&S390_lowcore.restart_stack, &lc->restart_stack, + 4*sizeof(unsigned long)); + copy_to_absolute_zero(&S390_lowcore.restart_psw, + &lc->restart_psw, sizeof(psw_t)); + set_prefix((u32)(unsigned long) lc); lowcore_ptr[0] = lc; } @@ -572,27 +593,6 @@ static void __init setup_memory_end(void) } } -void *restart_stack __attribute__((__section__(".data"))); - -/* - * Setup new PSW and allocate stack for PSW restart interrupt - */ -static void __init setup_restart_psw(void) -{ - psw_t psw; - - restart_stack = __alloc_bootmem(ASYNC_SIZE, ASYNC_SIZE, 0); - restart_stack += ASYNC_SIZE; - - /* - * Setup restart PSW for absolute zero lowcore. This is necesary - * if PSW restart is done on an offline CPU that has lowcore zero - */ - psw.mask = PSW_DEFAULT_KEY | PSW_MASK_BASE | PSW_MASK_EA | PSW_MASK_BA; - psw.addr = PSW_ADDR_AMODE | (unsigned long) psw_restart_int_handler; - copy_to_absolute_zero(&S390_lowcore.restart_psw, &psw, sizeof(psw)); -} - static void __init setup_vmcoreinfo(void) { #ifdef CONFIG_KEXEC @@ -747,7 +747,7 @@ static void __init reserve_crashkernel(void) { #ifdef CONFIG_CRASH_DUMP unsigned long long crash_base, crash_size; - char *msg; + char *msg = NULL; int rc; rc = parse_crashkernel(boot_command_line, memory_end, &crash_size, @@ -779,11 +779,11 @@ static void __init reserve_crashkernel(void) pr_info("Reserving %lluMB of memory at %lluMB " "for crashkernel (System RAM: %luMB)\n", crash_size >> 20, crash_base >> 20, memory_end >> 20); + os_info_crashkernel_add(crash_base, crash_size); #endif } -static void __init -setup_memory(void) +static void __init setup_memory(void) { unsigned long bootmap_size; unsigned long start_pfn, end_pfn; @@ -1014,8 +1014,7 @@ static void __init setup_hwcaps(void) * was printed. */ -void __init -setup_arch(char **cmdline_p) +void __init setup_arch(char **cmdline_p) { /* * print what head.S has found out about the machine @@ -1060,6 +1059,7 @@ setup_arch(char **cmdline_p) parse_early_param(); + os_info_init(); setup_ipl(); setup_memory_end(); setup_addressing_mode(); @@ -1068,7 +1068,6 @@ setup_arch(char **cmdline_p) setup_memory(); setup_resources(); setup_vmcoreinfo(); - setup_restart_psw(); setup_lowcore(); cpu_init(); diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index 2d421d90fada..f29f5ef400e5 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -384,7 +384,6 @@ static int handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs *regs) { - sigset_t blocked; int ret; /* Set up the stack frame */ @@ -394,10 +393,7 @@ static int handle_signal(unsigned long sig, struct k_sigaction *ka, ret = setup_frame(sig, ka, oldset, regs); if (ret) return ret; - sigorsets(&blocked, ¤t->blocked, &ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(&blocked, sig); - set_current_blocked(&blocked); + block_sigmask(ka, sig); return 0; } diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index b0e28c47ab83..a8bf9994b086 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -1,23 +1,18 @@ /* - * arch/s390/kernel/smp.c + * SMP related functions * - * Copyright IBM Corp. 1999, 2009 - * Author(s): Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com), - * Martin Schwidefsky (schwidefsky@de.ibm.com) - * Heiko Carstens (heiko.carstens@de.ibm.com) + * Copyright IBM Corp. 1999,2012 + * Author(s): Denis Joseph Barrow, + * Martin Schwidefsky <schwidefsky@de.ibm.com>, + * Heiko Carstens <heiko.carstens@de.ibm.com>, * * based on other smp stuff by * (c) 1995 Alan Cox, CymruNET Ltd <alan@cymru.net> * (c) 1998 Ingo Molnar * - * We work with logical cpu numbering everywhere we can. The only - * functions using the real cpu address (got from STAP) are the sigp - * functions. For all other functions we use the identity mapping. - * That means that cpu_number_map[i] == i for every cpu. cpu_number_map is - * used e.g. to find the idle task belonging to a logical cpu. Every array - * in the kernel is sorted by the logical cpu number and not by the physical - * one which is causing all the confusion with __cpu_logical_map and - * cpu_number_map in other architectures. + * The code outside of smp.c uses logical cpu numbers, only smp.c does + * the translation of logical to physical cpu ids. All new code that + * operates on physical cpu numbers needs to go into smp.c. */ #define KMSG_COMPONENT "cpu" @@ -31,198 +26,433 @@ #include <linux/spinlock.h> #include <linux/kernel_stat.h> #include <linux/delay.h> -#include <linux/cache.h> #include <linux/interrupt.h> #include <linux/irqflags.h> #include <linux/cpu.h> -#include <linux/timex.h> -#include <linux/bootmem.h> #include <linux/slab.h> #include <linux/crash_dump.h> #include <asm/asm-offsets.h> #include <asm/ipl.h> #include <asm/setup.h> -#include <asm/sigp.h> -#include <asm/pgalloc.h> #include <asm/irq.h> -#include <asm/cpcmd.h> #include <asm/tlbflush.h> #include <asm/timer.h> #include <asm/lowcore.h> #include <asm/sclp.h> -#include <asm/cputime.h> #include <asm/vdso.h> -#include <asm/cpu.h> +#include <asm/debug.h> +#include <asm/os_info.h> #include "entry.h" -/* logical cpu to cpu address */ -unsigned short __cpu_logical_map[NR_CPUS]; +enum { + sigp_sense = 1, + sigp_external_call = 2, + sigp_emergency_signal = 3, + sigp_start = 4, + sigp_stop = 5, + sigp_restart = 6, + sigp_stop_and_store_status = 9, + sigp_initial_cpu_reset = 11, + sigp_cpu_reset = 12, + sigp_set_prefix = 13, + sigp_store_status_at_address = 14, + sigp_store_extended_status_at_address = 15, + sigp_set_architecture = 18, + sigp_conditional_emergency_signal = 19, + sigp_sense_running = 21, +}; -static struct task_struct *current_set[NR_CPUS]; +enum { + sigp_order_code_accepted = 0, + sigp_status_stored = 1, + sigp_busy = 2, + sigp_not_operational = 3, +}; -static u8 smp_cpu_type; -static int smp_use_sigp_detection; +enum { + ec_schedule = 0, + ec_call_function, + ec_call_function_single, + ec_stop_cpu, +}; -enum s390_cpu_state { +enum { CPU_STATE_STANDBY, CPU_STATE_CONFIGURED, }; +struct pcpu { + struct cpu cpu; + struct task_struct *idle; /* idle process for the cpu */ + struct _lowcore *lowcore; /* lowcore page(s) for the cpu */ + unsigned long async_stack; /* async stack for the cpu */ + unsigned long panic_stack; /* panic stack for the cpu */ + unsigned long ec_mask; /* bit mask for ec_xxx functions */ + int state; /* physical cpu state */ + u32 status; /* last status received via sigp */ + u16 address; /* physical cpu address */ +}; + +static u8 boot_cpu_type; +static u16 boot_cpu_address; +static struct pcpu pcpu_devices[NR_CPUS]; + DEFINE_MUTEX(smp_cpu_state_mutex); -static int smp_cpu_state[NR_CPUS]; -static DEFINE_PER_CPU(struct cpu, cpu_devices); +/* + * Signal processor helper functions. + */ +static inline int __pcpu_sigp(u16 addr, u8 order, u32 parm, u32 *status) +{ + register unsigned int reg1 asm ("1") = parm; + int cc; -static void smp_ext_bitcall(int, int); + asm volatile( + " sigp %1,%2,0(%3)\n" + " ipm %0\n" + " srl %0,28\n" + : "=d" (cc), "+d" (reg1) : "d" (addr), "a" (order) : "cc"); + if (status && cc == 1) + *status = reg1; + return cc; +} -static int raw_cpu_stopped(int cpu) +static inline int __pcpu_sigp_relax(u16 addr, u8 order, u32 parm, u32 *status) { - u32 status; + int cc; - switch (raw_sigp_ps(&status, 0, cpu, sigp_sense)) { - case sigp_status_stored: - /* Check for stopped and check stop state */ - if (status & 0x50) - return 1; - break; - default: - break; + while (1) { + cc = __pcpu_sigp(addr, order, parm, status); + if (cc != sigp_busy) + return cc; + cpu_relax(); } - return 0; } -static inline int cpu_stopped(int cpu) +static int pcpu_sigp_retry(struct pcpu *pcpu, u8 order, u32 parm) +{ + int cc, retry; + + for (retry = 0; ; retry++) { + cc = __pcpu_sigp(pcpu->address, order, parm, &pcpu->status); + if (cc != sigp_busy) + break; + if (retry >= 3) + udelay(10); + } + return cc; +} + +static inline int pcpu_stopped(struct pcpu *pcpu) +{ + if (__pcpu_sigp(pcpu->address, sigp_sense, + 0, &pcpu->status) != sigp_status_stored) + return 0; + /* Check for stopped and check stop state */ + return !!(pcpu->status & 0x50); +} + +static inline int pcpu_running(struct pcpu *pcpu) { - return raw_cpu_stopped(cpu_logical_map(cpu)); + if (__pcpu_sigp(pcpu->address, sigp_sense_running, + 0, &pcpu->status) != sigp_status_stored) + return 1; + /* Check for running status */ + return !(pcpu->status & 0x400); } /* - * Ensure that PSW restart is done on an online CPU + * Find struct pcpu by cpu address. */ -void smp_restart_with_online_cpu(void) +static struct pcpu *pcpu_find_address(const struct cpumask *mask, int address) { int cpu; - for_each_online_cpu(cpu) { - if (stap() == __cpu_logical_map[cpu]) { - /* We are online: Enable DAT again and return */ - __load_psw_mask(psw_kernel_bits | PSW_MASK_DAT); - return; - } + for_each_cpu(cpu, mask) + if (pcpu_devices[cpu].address == address) + return pcpu_devices + cpu; + return NULL; +} + +static void pcpu_ec_call(struct pcpu *pcpu, int ec_bit) +{ + int order; + + set_bit(ec_bit, &pcpu->ec_mask); + order = pcpu_running(pcpu) ? + sigp_external_call : sigp_emergency_signal; + pcpu_sigp_retry(pcpu, order, 0); +} + +static int __cpuinit pcpu_alloc_lowcore(struct pcpu *pcpu, int cpu) +{ + struct _lowcore *lc; + + if (pcpu != &pcpu_devices[0]) { + pcpu->lowcore = (struct _lowcore *) + __get_free_pages(GFP_KERNEL | GFP_DMA, LC_ORDER); + pcpu->async_stack = __get_free_pages(GFP_KERNEL, ASYNC_ORDER); + pcpu->panic_stack = __get_free_page(GFP_KERNEL); + if (!pcpu->lowcore || !pcpu->panic_stack || !pcpu->async_stack) + goto out; } - /* We are not online: Do PSW restart on an online CPU */ - while (sigp(cpu, sigp_restart) == sigp_busy) - cpu_relax(); - /* And stop ourself */ - while (raw_sigp(stap(), sigp_stop) == sigp_busy) - cpu_relax(); - for (;;); + lc = pcpu->lowcore; + memcpy(lc, &S390_lowcore, 512); + memset((char *) lc + 512, 0, sizeof(*lc) - 512); + lc->async_stack = pcpu->async_stack + ASYNC_SIZE; + lc->panic_stack = pcpu->panic_stack + PAGE_SIZE; + lc->cpu_nr = cpu; +#ifndef CONFIG_64BIT + if (MACHINE_HAS_IEEE) { + lc->extended_save_area_addr = get_zeroed_page(GFP_KERNEL); + if (!lc->extended_save_area_addr) + goto out; + } +#else + if (vdso_alloc_per_cpu(lc)) + goto out; +#endif + lowcore_ptr[cpu] = lc; + pcpu_sigp_retry(pcpu, sigp_set_prefix, (u32)(unsigned long) lc); + return 0; +out: + if (pcpu != &pcpu_devices[0]) { + free_page(pcpu->panic_stack); + free_pages(pcpu->async_stack, ASYNC_ORDER); + free_pages((unsigned long) pcpu->lowcore, LC_ORDER); + } + return -ENOMEM; } -void smp_switch_to_ipl_cpu(void (*func)(void *), void *data) +static void pcpu_free_lowcore(struct pcpu *pcpu) { - struct _lowcore *lc, *current_lc; - struct stack_frame *sf; - struct pt_regs *regs; - unsigned long sp; - - if (smp_processor_id() == 0) - func(data); - __load_psw_mask(PSW_DEFAULT_KEY | PSW_MASK_BASE | - PSW_MASK_EA | PSW_MASK_BA); - /* Disable lowcore protection */ - __ctl_clear_bit(0, 28); - current_lc = lowcore_ptr[smp_processor_id()]; - lc = lowcore_ptr[0]; - if (!lc) - lc = current_lc; - lc->restart_psw.mask = - PSW_DEFAULT_KEY | PSW_MASK_BASE | PSW_MASK_EA | PSW_MASK_BA; - lc->restart_psw.addr = PSW_ADDR_AMODE | (unsigned long) smp_restart_cpu; - if (!cpu_online(0)) - smp_switch_to_cpu(func, data, 0, stap(), __cpu_logical_map[0]); - while (sigp(0, sigp_stop_and_store_status) == sigp_busy) - cpu_relax(); - sp = lc->panic_stack; - sp -= sizeof(struct pt_regs); - regs = (struct pt_regs *) sp; - memcpy(®s->gprs, ¤t_lc->gpregs_save_area, sizeof(regs->gprs)); - regs->psw = current_lc->psw_save_area; - sp -= STACK_FRAME_OVERHEAD; - sf = (struct stack_frame *) sp; - sf->back_chain = 0; - smp_switch_to_cpu(func, data, sp, stap(), __cpu_logical_map[0]); + pcpu_sigp_retry(pcpu, sigp_set_prefix, 0); + lowcore_ptr[pcpu - pcpu_devices] = NULL; +#ifndef CONFIG_64BIT + if (MACHINE_HAS_IEEE) { + struct _lowcore *lc = pcpu->lowcore; + + free_page((unsigned long) lc->extended_save_area_addr); + lc->extended_save_area_addr = 0; + } +#else + vdso_free_per_cpu(pcpu->lowcore); +#endif + if (pcpu != &pcpu_devices[0]) { + free_page(pcpu->panic_stack); + free_pages(pcpu->async_stack, ASYNC_ORDER); + free_pages((unsigned long) pcpu->lowcore, LC_ORDER); + } +} + +static void pcpu_prepare_secondary(struct pcpu *pcpu, int cpu) +{ + struct _lowcore *lc = pcpu->lowcore; + + atomic_inc(&init_mm.context.attach_count); + lc->cpu_nr = cpu; + lc->percpu_offset = __per_cpu_offset[cpu]; + lc->kernel_asce = S390_lowcore.kernel_asce; + lc->machine_flags = S390_lowcore.machine_flags; + lc->ftrace_func = S390_lowcore.ftrace_func; + lc->user_timer = lc->system_timer = lc->steal_timer = 0; + __ctl_store(lc->cregs_save_area, 0, 15); + save_access_regs((unsigned int *) lc->access_regs_save_area); + memcpy(lc->stfle_fac_list, S390_lowcore.stfle_fac_list, + MAX_FACILITY_BIT/8); +} + +static void pcpu_attach_task(struct pcpu *pcpu, struct task_struct *tsk) +{ + struct _lowcore *lc = pcpu->lowcore; + struct thread_info *ti = task_thread_info(tsk); + + lc->kernel_stack = (unsigned long) task_stack_page(tsk) + THREAD_SIZE; + lc->thread_info = (unsigned long) task_thread_info(tsk); + lc->current_task = (unsigned long) tsk; + lc->user_timer = ti->user_timer; + lc->system_timer = ti->system_timer; + lc->steal_timer = 0; +} + +static void pcpu_start_fn(struct pcpu *pcpu, void (*func)(void *), void *data) +{ + struct _lowcore *lc = pcpu->lowcore; + + lc->restart_stack = lc->kernel_stack; + lc->restart_fn = (unsigned long) func; + lc->restart_data = (unsigned long) data; + lc->restart_source = -1UL; + pcpu_sigp_retry(pcpu, sigp_restart, 0); +} + +/* + * Call function via PSW restart on pcpu and stop the current cpu. + */ +static void pcpu_delegate(struct pcpu *pcpu, void (*func)(void *), + void *data, unsigned long stack) +{ + struct _lowcore *lc = pcpu->lowcore; + unsigned short this_cpu; + + __load_psw_mask(psw_kernel_bits); + this_cpu = stap(); + if (pcpu->address == this_cpu) + func(data); /* should not return */ + /* Stop target cpu (if func returns this stops the current cpu). */ + pcpu_sigp_retry(pcpu, sigp_stop, 0); + /* Restart func on the target cpu and stop the current cpu. */ + lc->restart_stack = stack; + lc->restart_fn = (unsigned long) func; + lc->restart_data = (unsigned long) data; + lc->restart_source = (unsigned long) this_cpu; + asm volatile( + "0: sigp 0,%0,6 # sigp restart to target cpu\n" + " brc 2,0b # busy, try again\n" + "1: sigp 0,%1,5 # sigp stop to current cpu\n" + " brc 2,1b # busy, try again\n" + : : "d" (pcpu->address), "d" (this_cpu) : "0", "1", "cc"); + for (;;) ; +} + +/* + * Call function on an online CPU. + */ +void smp_call_online_cpu(void (*func)(void *), void *data) +{ + struct pcpu *pcpu; + + /* Use the current cpu if it is online. */ + pcpu = pcpu_find_address(cpu_online_mask, stap()); + if (!pcpu) + /* Use the first online cpu. */ + pcpu = pcpu_devices + cpumask_first(cpu_online_mask); + pcpu_delegate(pcpu, func, data, (unsigned long) restart_stack); +} + +/* + * Call function on the ipl CPU. + */ +void smp_call_ipl_cpu(void (*func)(void *), void *data) +{ + pcpu_delegate(&pcpu_devices[0], func, data, + pcpu_devices->panic_stack + PAGE_SIZE); +} + +int smp_find_processor_id(u16 address) +{ + int cpu; + + for_each_present_cpu(cpu) + if (pcpu_devices[cpu].address == address) + return cpu; + return -1; +} + +int smp_vcpu_scheduled(int cpu) +{ + return pcpu_running(pcpu_devices + cpu); +} + +void smp_yield(void) +{ + if (MACHINE_HAS_DIAG44) + asm volatile("diag 0,0,0x44"); } -static void smp_stop_cpu(void) +void smp_yield_cpu(int cpu) { - while (sigp(smp_processor_id(), sigp_stop) == sigp_busy) + if (MACHINE_HAS_DIAG9C) + asm volatile("diag %0,0,0x9c" + : : "d" (pcpu_devices[cpu].address)); + else if (MACHINE_HAS_DIAG44) + asm volatile("diag 0,0,0x44"); +} + +/* + * Send cpus emergency shutdown signal. This gives the cpus the + * opportunity to complete outstanding interrupts. + */ +void smp_emergency_stop(cpumask_t *cpumask) +{ + u64 end; + int cpu; + + end = get_clock() + (1000000UL << 12); + for_each_cpu(cpu, cpumask) { + struct pcpu *pcpu = pcpu_devices + cpu; + set_bit(ec_stop_cpu, &pcpu->ec_mask); + while (__pcpu_sigp(pcpu->address, sigp_emergency_signal, + 0, NULL) == sigp_busy && + get_clock() < end) + cpu_relax(); + } + while (get_clock() < end) { + for_each_cpu(cpu, cpumask) + if (pcpu_stopped(pcpu_devices + cpu)) + cpumask_clear_cpu(cpu, cpumask); + if (cpumask_empty(cpumask)) + break; cpu_relax(); + } } +/* + * Stop all cpus but the current one. + */ void smp_send_stop(void) { cpumask_t cpumask; int cpu; - u64 end; /* Disable all interrupts/machine checks */ __load_psw_mask(psw_kernel_bits | PSW_MASK_DAT); trace_hardirqs_off(); + debug_set_critical(); cpumask_copy(&cpumask, cpu_online_mask); cpumask_clear_cpu(smp_processor_id(), &cpumask); - if (oops_in_progress) { - /* - * Give the other cpus the opportunity to complete - * outstanding interrupts before stopping them. - */ - end = get_clock() + (1000000UL << 12); - for_each_cpu(cpu, &cpumask) { - set_bit(ec_stop_cpu, (unsigned long *) - &lowcore_ptr[cpu]->ext_call_fast); - while (sigp(cpu, sigp_emergency_signal) == sigp_busy && - get_clock() < end) - cpu_relax(); - } - while (get_clock() < end) { - for_each_cpu(cpu, &cpumask) - if (cpu_stopped(cpu)) - cpumask_clear_cpu(cpu, &cpumask); - if (cpumask_empty(&cpumask)) - break; - cpu_relax(); - } - } + if (oops_in_progress) + smp_emergency_stop(&cpumask); /* stop all processors */ for_each_cpu(cpu, &cpumask) { - while (sigp(cpu, sigp_stop) == sigp_busy) - cpu_relax(); - while (!cpu_stopped(cpu)) + struct pcpu *pcpu = pcpu_devices + cpu; + pcpu_sigp_retry(pcpu, sigp_stop, 0); + while (!pcpu_stopped(pcpu)) cpu_relax(); } } /* + * Stop the current cpu. + */ +void smp_stop_cpu(void) +{ + pcpu_sigp_retry(pcpu_devices + smp_processor_id(), sigp_stop, 0); + for (;;) ; +} + +/* * This is the main routine where commands issued by other * cpus are handled. */ - -static void do_ext_call_interrupt(unsigned int ext_int_code, +static void do_ext_call_interrupt(struct ext_code ext_code, unsigned int param32, unsigned long param64) { unsigned long bits; + int cpu; - if ((ext_int_code & 0xffff) == 0x1202) - kstat_cpu(smp_processor_id()).irqs[EXTINT_EXC]++; + cpu = smp_processor_id(); + if (ext_code.code == 0x1202) + kstat_cpu(cpu).irqs[EXTINT_EXC]++; else - kstat_cpu(smp_processor_id()).irqs[EXTINT_EMS]++; + kstat_cpu(cpu).irqs[EXTINT_EMS]++; /* * handle bit signal external calls */ - bits = xchg(&S390_lowcore.ext_call_fast, 0); + bits = xchg(&pcpu_devices[cpu].ec_mask, 0); if (test_bit(ec_stop_cpu, &bits)) smp_stop_cpu(); @@ -238,38 +468,17 @@ static void do_ext_call_interrupt(unsigned int ext_int_code, } -/* - * Send an external call sigp to another cpu and return without waiting - * for its completion. - */ -static void smp_ext_bitcall(int cpu, int sig) -{ - int order; - - /* - * Set signaling bit in lowcore of target cpu and kick it - */ - set_bit(sig, (unsigned long *) &lowcore_ptr[cpu]->ext_call_fast); - while (1) { - order = smp_vcpu_scheduled(cpu) ? - sigp_external_call : sigp_emergency_signal; - if (sigp(cpu, order) != sigp_busy) - break; - udelay(10); - } -} - void arch_send_call_function_ipi_mask(const struct cpumask *mask) { int cpu; for_each_cpu(cpu, mask) - smp_ext_bitcall(cpu, ec_call_function); + pcpu_ec_call(pcpu_devices + cpu, ec_call_function); } void arch_send_call_function_single_ipi(int cpu) { - smp_ext_bitcall(cpu, ec_call_function_single); + pcpu_ec_call(pcpu_devices + cpu, ec_call_function_single); } #ifndef CONFIG_64BIT @@ -295,15 +504,16 @@ EXPORT_SYMBOL(smp_ptlb_all); */ void smp_send_reschedule(int cpu) { - smp_ext_bitcall(cpu, ec_schedule); + pcpu_ec_call(pcpu_devices + cpu, ec_schedule); } /* * parameter area for the set/clear control bit callbacks */ struct ec_creg_mask_parms { - unsigned long orvals[16]; - unsigned long andvals[16]; + unsigned long orval; + unsigned long andval; + int cr; }; /* @@ -313,11 +523,9 @@ static void smp_ctl_bit_callback(void *info) { struct ec_creg_mask_parms *pp = info; unsigned long cregs[16]; - int i; __ctl_store(cregs, 0, 15); - for (i = 0; i <= 15; i++) - cregs[i] = (cregs[i] & pp->andvals[i]) | pp->orvals[i]; + cregs[pp->cr] = (cregs[pp->cr] & pp->andval) | pp->orval; __ctl_load(cregs, 0, 15); } @@ -326,11 +534,8 @@ static void smp_ctl_bit_callback(void *info) */ void smp_ctl_set_bit(int cr, int bit) { - struct ec_creg_mask_parms parms; + struct ec_creg_mask_parms parms = { 1UL << bit, -1UL, cr }; - memset(&parms.orvals, 0, sizeof(parms.orvals)); - memset(&parms.andvals, 0xff, sizeof(parms.andvals)); - parms.orvals[cr] = 1UL << bit; on_each_cpu(smp_ctl_bit_callback, &parms, 1); } EXPORT_SYMBOL(smp_ctl_set_bit); @@ -340,220 +545,178 @@ EXPORT_SYMBOL(smp_ctl_set_bit); */ void smp_ctl_clear_bit(int cr, int bit) { - struct ec_creg_mask_parms parms; + struct ec_creg_mask_parms parms = { 0, ~(1UL << bit), cr }; - memset(&parms.orvals, 0, sizeof(parms.orvals)); - memset(&parms.andvals, 0xff, sizeof(parms.andvals)); - parms.andvals[cr] = ~(1UL << bit); on_each_cpu(smp_ctl_bit_callback, &parms, 1); } EXPORT_SYMBOL(smp_ctl_clear_bit); #if defined(CONFIG_ZFCPDUMP) || defined(CONFIG_CRASH_DUMP) -static void __init smp_get_save_area(unsigned int cpu, unsigned int phy_cpu) +struct save_area *zfcpdump_save_areas[NR_CPUS + 1]; +EXPORT_SYMBOL_GPL(zfcpdump_save_areas); + +static void __init smp_get_save_area(int cpu, u16 address) { - if (ipl_info.type != IPL_TYPE_FCP_DUMP && !OLDMEM_BASE) - return; + void *lc = pcpu_devices[0].lowcore; + struct save_area *save_area; + if (is_kdump_kernel()) return; + if (!OLDMEM_BASE && (address == boot_cpu_address || + ipl_info.type != IPL_TYPE_FCP_DUMP)) + return; if (cpu >= NR_CPUS) { - pr_warning("CPU %i exceeds the maximum %i and is excluded from " - "the dump\n", cpu, NR_CPUS - 1); + pr_warning("CPU %i exceeds the maximum %i and is excluded " + "from the dump\n", cpu, NR_CPUS - 1); return; } - zfcpdump_save_areas[cpu] = kmalloc(sizeof(struct save_area), GFP_KERNEL); - while (raw_sigp(phy_cpu, sigp_stop_and_store_status) == sigp_busy) - cpu_relax(); - memcpy_real(zfcpdump_save_areas[cpu], - (void *)(unsigned long) store_prefix() + SAVE_AREA_BASE, - sizeof(struct save_area)); + save_area = kmalloc(sizeof(struct save_area), GFP_KERNEL); + if (!save_area) + panic("could not allocate memory for save area\n"); + zfcpdump_save_areas[cpu] = save_area; +#ifdef CONFIG_CRASH_DUMP + if (address == boot_cpu_address) { + /* Copy the registers of the boot cpu. */ + copy_oldmem_page(1, (void *) save_area, sizeof(*save_area), + SAVE_AREA_BASE - PAGE_SIZE, 0); + return; + } +#endif + /* Get the registers of a non-boot cpu. */ + __pcpu_sigp_relax(address, sigp_stop_and_store_status, 0, NULL); + memcpy_real(save_area, lc + SAVE_AREA_BASE, sizeof(*save_area)); } -struct save_area *zfcpdump_save_areas[NR_CPUS + 1]; -EXPORT_SYMBOL_GPL(zfcpdump_save_areas); - -#else - -static inline void smp_get_save_area(unsigned int cpu, unsigned int phy_cpu) { } - -#endif /* CONFIG_ZFCPDUMP */ - -static int cpu_known(int cpu_id) +int smp_store_status(int cpu) { - int cpu; + struct pcpu *pcpu; - for_each_present_cpu(cpu) { - if (__cpu_logical_map[cpu] == cpu_id) - return 1; - } + pcpu = pcpu_devices + cpu; + if (__pcpu_sigp_relax(pcpu->address, sigp_stop_and_store_status, + 0, NULL) != sigp_order_code_accepted) + return -EIO; return 0; } -static int smp_rescan_cpus_sigp(cpumask_t avail) -{ - int cpu_id, logical_cpu; +#else /* CONFIG_ZFCPDUMP || CONFIG_CRASH_DUMP */ - logical_cpu = cpumask_first(&avail); - if (logical_cpu >= nr_cpu_ids) - return 0; - for (cpu_id = 0; cpu_id <= MAX_CPU_ADDRESS; cpu_id++) { - if (cpu_known(cpu_id)) - continue; - __cpu_logical_map[logical_cpu] = cpu_id; - cpu_set_polarization(logical_cpu, POLARIZATION_UNKNOWN); - if (!cpu_stopped(logical_cpu)) - continue; - set_cpu_present(logical_cpu, true); - smp_cpu_state[logical_cpu] = CPU_STATE_CONFIGURED; - logical_cpu = cpumask_next(logical_cpu, &avail); - if (logical_cpu >= nr_cpu_ids) - break; - } - return 0; -} +static inline void smp_get_save_area(int cpu, u16 address) { } -static int smp_rescan_cpus_sclp(cpumask_t avail) +#endif /* CONFIG_ZFCPDUMP || CONFIG_CRASH_DUMP */ + +static struct sclp_cpu_info *smp_get_cpu_info(void) { + static int use_sigp_detection; struct sclp_cpu_info *info; - int cpu_id, logical_cpu, cpu; - int rc; - - logical_cpu = cpumask_first(&avail); - if (logical_cpu >= nr_cpu_ids) - return 0; - info = kmalloc(sizeof(*info), GFP_KERNEL); - if (!info) - return -ENOMEM; - rc = sclp_get_cpu_info(info); - if (rc) - goto out; - for (cpu = 0; cpu < info->combined; cpu++) { - if (info->has_cpu_type && info->cpu[cpu].type != smp_cpu_type) - continue; - cpu_id = info->cpu[cpu].address; - if (cpu_known(cpu_id)) - continue; - __cpu_logical_map[logical_cpu] = cpu_id; - cpu_set_polarization(logical_cpu, POLARIZATION_UNKNOWN); - set_cpu_present(logical_cpu, true); - if (cpu >= info->configured) - smp_cpu_state[logical_cpu] = CPU_STATE_STANDBY; - else - smp_cpu_state[logical_cpu] = CPU_STATE_CONFIGURED; - logical_cpu = cpumask_next(logical_cpu, &avail); - if (logical_cpu >= nr_cpu_ids) - break; + int address; + + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (info && (use_sigp_detection || sclp_get_cpu_info(info))) { + use_sigp_detection = 1; + for (address = 0; address <= MAX_CPU_ADDRESS; address++) { + if (__pcpu_sigp_relax(address, sigp_sense, 0, NULL) == + sigp_not_operational) + continue; + info->cpu[info->configured].address = address; + info->configured++; + } + info->combined = info->configured; } -out: - kfree(info); - return rc; + return info; } -static int __smp_rescan_cpus(void) +static int __devinit smp_add_present_cpu(int cpu); + +static int __devinit __smp_rescan_cpus(struct sclp_cpu_info *info, + int sysfs_add) { + struct pcpu *pcpu; cpumask_t avail; + int cpu, nr, i; + nr = 0; cpumask_xor(&avail, cpu_possible_mask, cpu_present_mask); - if (smp_use_sigp_detection) - return smp_rescan_cpus_sigp(avail); - else - return smp_rescan_cpus_sclp(avail); + cpu = cpumask_first(&avail); + for (i = 0; (i < info->combined) && (cpu < nr_cpu_ids); i++) { + if (info->has_cpu_type && info->cpu[i].type != boot_cpu_type) + continue; + if (pcpu_find_address(cpu_present_mask, info->cpu[i].address)) + continue; + pcpu = pcpu_devices + cpu; + pcpu->address = info->cpu[i].address; + pcpu->state = (cpu >= info->configured) ? + CPU_STATE_STANDBY : CPU_STATE_CONFIGURED; + cpu_set_polarization(cpu, POLARIZATION_UNKNOWN); + set_cpu_present(cpu, true); + if (sysfs_add && smp_add_present_cpu(cpu) != 0) + set_cpu_present(cpu, false); + else + nr++; + cpu = cpumask_next(cpu, &avail); + } + return nr; } static void __init smp_detect_cpus(void) { unsigned int cpu, c_cpus, s_cpus; struct sclp_cpu_info *info; - u16 boot_cpu_addr, cpu_addr; - c_cpus = 1; - s_cpus = 0; - boot_cpu_addr = __cpu_logical_map[0]; - info = kmalloc(sizeof(*info), GFP_KERNEL); + info = smp_get_cpu_info(); if (!info) panic("smp_detect_cpus failed to allocate memory\n"); -#ifdef CONFIG_CRASH_DUMP - if (OLDMEM_BASE && !is_kdump_kernel()) { - struct save_area *save_area; - - save_area = kmalloc(sizeof(*save_area), GFP_KERNEL); - if (!save_area) - panic("could not allocate memory for save area\n"); - copy_oldmem_page(1, (void *) save_area, sizeof(*save_area), - 0x200, 0); - zfcpdump_save_areas[0] = save_area; - } -#endif - /* Use sigp detection algorithm if sclp doesn't work. */ - if (sclp_get_cpu_info(info)) { - smp_use_sigp_detection = 1; - for (cpu = 0; cpu <= MAX_CPU_ADDRESS; cpu++) { - if (cpu == boot_cpu_addr) - continue; - if (!raw_cpu_stopped(cpu)) - continue; - smp_get_save_area(c_cpus, cpu); - c_cpus++; - } - goto out; - } - if (info->has_cpu_type) { for (cpu = 0; cpu < info->combined; cpu++) { - if (info->cpu[cpu].address == boot_cpu_addr) { - smp_cpu_type = info->cpu[cpu].type; - break; - } + if (info->cpu[cpu].address != boot_cpu_address) + continue; + /* The boot cpu dictates the cpu type. */ + boot_cpu_type = info->cpu[cpu].type; + break; } } - + c_cpus = s_cpus = 0; for (cpu = 0; cpu < info->combined; cpu++) { - if (info->has_cpu_type && info->cpu[cpu].type != smp_cpu_type) + if (info->has_cpu_type && info->cpu[cpu].type != boot_cpu_type) continue; - cpu_addr = info->cpu[cpu].address; - if (cpu_addr == boot_cpu_addr) - continue; - if (!raw_cpu_stopped(cpu_addr)) { + if (cpu < info->configured) { + smp_get_save_area(c_cpus, info->cpu[cpu].address); + c_cpus++; + } else s_cpus++; - continue; - } - smp_get_save_area(c_cpus, cpu_addr); - c_cpus++; } -out: - kfree(info); pr_info("%d configured CPUs, %d standby CPUs\n", c_cpus, s_cpus); get_online_cpus(); - __smp_rescan_cpus(); + __smp_rescan_cpus(info, 0); put_online_cpus(); + kfree(info); } /* * Activate a secondary processor. */ -int __cpuinit start_secondary(void *cpuvoid) +static void __cpuinit smp_start_secondary(void *cpuvoid) { + S390_lowcore.last_update_clock = get_clock(); + S390_lowcore.restart_stack = (unsigned long) restart_stack; + S390_lowcore.restart_fn = (unsigned long) do_restart; + S390_lowcore.restart_data = 0; + S390_lowcore.restart_source = -1UL; + restore_access_regs(S390_lowcore.access_regs_save_area); + __ctl_load(S390_lowcore.cregs_save_area, 0, 15); + __load_psw_mask(psw_kernel_bits | PSW_MASK_DAT); cpu_init(); preempt_disable(); init_cpu_timer(); init_cpu_vtimer(); pfault_init(); - notify_cpu_starting(smp_processor_id()); ipi_call_lock(); set_cpu_online(smp_processor_id(), true); ipi_call_unlock(); - __ctl_clear_bit(0, 28); /* Disable lowcore protection */ - S390_lowcore.restart_psw.mask = - PSW_DEFAULT_KEY | PSW_MASK_BASE | PSW_MASK_EA | PSW_MASK_BA; - S390_lowcore.restart_psw.addr = - PSW_ADDR_AMODE | (unsigned long) psw_restart_int_handler; - __ctl_set_bit(0, 28); /* Enable lowcore protection */ local_irq_enable(); /* cpu_idle will call schedule for us */ cpu_idle(); - return 0; } struct create_idle { @@ -572,82 +735,20 @@ static void __cpuinit smp_fork_idle(struct work_struct *work) complete(&c_idle->done); } -static int __cpuinit smp_alloc_lowcore(int cpu) -{ - unsigned long async_stack, panic_stack; - struct _lowcore *lowcore; - - lowcore = (void *) __get_free_pages(GFP_KERNEL | GFP_DMA, LC_ORDER); - if (!lowcore) - return -ENOMEM; - async_stack = __get_free_pages(GFP_KERNEL, ASYNC_ORDER); - panic_stack = __get_free_page(GFP_KERNEL); - if (!panic_stack || !async_stack) - goto out; - memcpy(lowcore, &S390_lowcore, 512); - memset((char *)lowcore + 512, 0, sizeof(*lowcore) - 512); - lowcore->async_stack = async_stack + ASYNC_SIZE; - lowcore->panic_stack = panic_stack + PAGE_SIZE; - lowcore->restart_psw.mask = - PSW_DEFAULT_KEY | PSW_MASK_BASE | PSW_MASK_EA | PSW_MASK_BA; - lowcore->restart_psw.addr = - PSW_ADDR_AMODE | (unsigned long) restart_int_handler; - if (user_mode != HOME_SPACE_MODE) - lowcore->restart_psw.mask |= PSW_ASC_HOME; -#ifndef CONFIG_64BIT - if (MACHINE_HAS_IEEE) { - unsigned long save_area; - - save_area = get_zeroed_page(GFP_KERNEL); - if (!save_area) - goto out; - lowcore->extended_save_area_addr = (u32) save_area; - } -#else - if (vdso_alloc_per_cpu(cpu, lowcore)) - goto out; -#endif - lowcore_ptr[cpu] = lowcore; - return 0; - -out: - free_page(panic_stack); - free_pages(async_stack, ASYNC_ORDER); - free_pages((unsigned long) lowcore, LC_ORDER); - return -ENOMEM; -} - -static void smp_free_lowcore(int cpu) -{ - struct _lowcore *lowcore; - - lowcore = lowcore_ptr[cpu]; -#ifndef CONFIG_64BIT - if (MACHINE_HAS_IEEE) - free_page((unsigned long) lowcore->extended_save_area_addr); -#else - vdso_free_per_cpu(cpu, lowcore); -#endif - free_page(lowcore->panic_stack - PAGE_SIZE); - free_pages(lowcore->async_stack - ASYNC_SIZE, ASYNC_ORDER); - free_pages((unsigned long) lowcore, LC_ORDER); - lowcore_ptr[cpu] = NULL; -} - /* Upping and downing of CPUs */ int __cpuinit __cpu_up(unsigned int cpu) { - struct _lowcore *cpu_lowcore; struct create_idle c_idle; - struct task_struct *idle; - struct stack_frame *sf; - u32 lowcore; - int ccode; + struct pcpu *pcpu; + int rc; - if (smp_cpu_state[cpu] != CPU_STATE_CONFIGURED) + pcpu = pcpu_devices + cpu; + if (pcpu->state != CPU_STATE_CONFIGURED) + return -EIO; + if (pcpu_sigp_retry(pcpu, sigp_initial_cpu_reset, 0) != + sigp_order_code_accepted) return -EIO; - idle = current_set[cpu]; - if (!idle) { + if (!pcpu->idle) { c_idle.done = COMPLETION_INITIALIZER_ONSTACK(c_idle.done); INIT_WORK_ONSTACK(&c_idle.work, smp_fork_idle); c_idle.cpu = cpu; @@ -655,68 +756,28 @@ int __cpuinit __cpu_up(unsigned int cpu) wait_for_completion(&c_idle.done); if (IS_ERR(c_idle.idle)) return PTR_ERR(c_idle.idle); - idle = c_idle.idle; - current_set[cpu] = c_idle.idle; + pcpu->idle = c_idle.idle; } - init_idle(idle, cpu); - if (smp_alloc_lowcore(cpu)) - return -ENOMEM; - do { - ccode = sigp(cpu, sigp_initial_cpu_reset); - if (ccode == sigp_busy) - udelay(10); - if (ccode == sigp_not_operational) - goto err_out; - } while (ccode == sigp_busy); - - lowcore = (u32)(unsigned long)lowcore_ptr[cpu]; - while (sigp_p(lowcore, cpu, sigp_set_prefix) == sigp_busy) - udelay(10); - - cpu_lowcore = lowcore_ptr[cpu]; - cpu_lowcore->kernel_stack = (unsigned long) - task_stack_page(idle) + THREAD_SIZE; - cpu_lowcore->thread_info = (unsigned long) task_thread_info(idle); - sf = (struct stack_frame *) (cpu_lowcore->kernel_stack - - sizeof(struct pt_regs) - - sizeof(struct stack_frame)); - memset(sf, 0, sizeof(struct stack_frame)); - sf->gprs[9] = (unsigned long) sf; - cpu_lowcore->gpregs_save_area[15] = (unsigned long) sf; - __ctl_store(cpu_lowcore->cregs_save_area, 0, 15); - atomic_inc(&init_mm.context.attach_count); - asm volatile( - " stam 0,15,0(%0)" - : : "a" (&cpu_lowcore->access_regs_save_area) : "memory"); - cpu_lowcore->percpu_offset = __per_cpu_offset[cpu]; - cpu_lowcore->current_task = (unsigned long) idle; - cpu_lowcore->cpu_nr = cpu; - cpu_lowcore->kernel_asce = S390_lowcore.kernel_asce; - cpu_lowcore->machine_flags = S390_lowcore.machine_flags; - cpu_lowcore->ftrace_func = S390_lowcore.ftrace_func; - memcpy(cpu_lowcore->stfle_fac_list, S390_lowcore.stfle_fac_list, - MAX_FACILITY_BIT/8); - eieio(); - - while (sigp(cpu, sigp_restart) == sigp_busy) - udelay(10); - + init_idle(pcpu->idle, cpu); + rc = pcpu_alloc_lowcore(pcpu, cpu); + if (rc) + return rc; + pcpu_prepare_secondary(pcpu, cpu); + pcpu_attach_task(pcpu, pcpu->idle); + pcpu_start_fn(pcpu, smp_start_secondary, NULL); while (!cpu_online(cpu)) cpu_relax(); return 0; - -err_out: - smp_free_lowcore(cpu); - return -EIO; } static int __init setup_possible_cpus(char *s) { - int pcpus, cpu; + int max, cpu; - pcpus = simple_strtoul(s, NULL, 0); + if (kstrtoint(s, 0, &max) < 0) + return 0; init_cpu_possible(cpumask_of(0)); - for (cpu = 1; cpu < pcpus && cpu < nr_cpu_ids; cpu++) + for (cpu = 1; cpu < max && cpu < nr_cpu_ids; cpu++) set_cpu_possible(cpu, true); return 0; } @@ -726,113 +787,79 @@ early_param("possible_cpus", setup_possible_cpus); int __cpu_disable(void) { - struct ec_creg_mask_parms cr_parms; - int cpu = smp_processor_id(); - - set_cpu_online(cpu, false); + unsigned long cregs[16]; - /* Disable pfault pseudo page faults on this cpu. */ + set_cpu_online(smp_processor_id(), false); + /* Disable pseudo page faults on this cpu. */ pfault_fini(); - - memset(&cr_parms.orvals, 0, sizeof(cr_parms.orvals)); - memset(&cr_parms.andvals, 0xff, sizeof(cr_parms.andvals)); - - /* disable all external interrupts */ - cr_parms.orvals[0] = 0; - cr_parms.andvals[0] = ~(1 << 15 | 1 << 14 | 1 << 13 | 1 << 11 | - 1 << 10 | 1 << 9 | 1 << 6 | 1 << 5 | - 1 << 4); - /* disable all I/O interrupts */ - cr_parms.orvals[6] = 0; - cr_parms.andvals[6] = ~(1 << 31 | 1 << 30 | 1 << 29 | 1 << 28 | - 1 << 27 | 1 << 26 | 1 << 25 | 1 << 24); - /* disable most machine checks */ - cr_parms.orvals[14] = 0; - cr_parms.andvals[14] = ~(1 << 28 | 1 << 27 | 1 << 26 | - 1 << 25 | 1 << 24); - - smp_ctl_bit_callback(&cr_parms); - + /* Disable interrupt sources via control register. */ + __ctl_store(cregs, 0, 15); + cregs[0] &= ~0x0000ee70UL; /* disable all external interrupts */ + cregs[6] &= ~0xff000000UL; /* disable all I/O interrupts */ + cregs[14] &= ~0x1f000000UL; /* disable most machine checks */ + __ctl_load(cregs, 0, 15); return 0; } void __cpu_die(unsigned int cpu) { + struct pcpu *pcpu; + /* Wait until target cpu is down */ - while (!cpu_stopped(cpu)) + pcpu = pcpu_devices + cpu; + while (!pcpu_stopped(pcpu)) cpu_relax(); - while (sigp_p(0, cpu, sigp_set_prefix) == sigp_busy) - udelay(10); - smp_free_lowcore(cpu); + pcpu_free_lowcore(pcpu); atomic_dec(&init_mm.context.attach_count); } void __noreturn cpu_die(void) { idle_task_exit(); - while (sigp(smp_processor_id(), sigp_stop) == sigp_busy) - cpu_relax(); - for (;;); + pcpu_sigp_retry(pcpu_devices + smp_processor_id(), sigp_stop, 0); + for (;;) ; } #endif /* CONFIG_HOTPLUG_CPU */ -void __init smp_prepare_cpus(unsigned int max_cpus) +static void smp_call_os_info_init_fn(void) { -#ifndef CONFIG_64BIT - unsigned long save_area = 0; -#endif - unsigned long async_stack, panic_stack; - struct _lowcore *lowcore; + int (*init_fn)(void); + unsigned long size; - smp_detect_cpus(); + init_fn = os_info_old_entry(OS_INFO_INIT_FN, &size); + if (!init_fn) + return; + init_fn(); +} +void __init smp_prepare_cpus(unsigned int max_cpus) +{ /* request the 0x1201 emergency signal external interrupt */ if (register_external_interrupt(0x1201, do_ext_call_interrupt) != 0) panic("Couldn't request external interrupt 0x1201"); /* request the 0x1202 external call external interrupt */ if (register_external_interrupt(0x1202, do_ext_call_interrupt) != 0) panic("Couldn't request external interrupt 0x1202"); - - /* Reallocate current lowcore, but keep its contents. */ - lowcore = (void *) __get_free_pages(GFP_KERNEL | GFP_DMA, LC_ORDER); - panic_stack = __get_free_page(GFP_KERNEL); - async_stack = __get_free_pages(GFP_KERNEL, ASYNC_ORDER); - BUG_ON(!lowcore || !panic_stack || !async_stack); -#ifndef CONFIG_64BIT - if (MACHINE_HAS_IEEE) - save_area = get_zeroed_page(GFP_KERNEL); -#endif - local_irq_disable(); - local_mcck_disable(); - lowcore_ptr[smp_processor_id()] = lowcore; - *lowcore = S390_lowcore; - lowcore->panic_stack = panic_stack + PAGE_SIZE; - lowcore->async_stack = async_stack + ASYNC_SIZE; -#ifndef CONFIG_64BIT - if (MACHINE_HAS_IEEE) - lowcore->extended_save_area_addr = (u32) save_area; -#endif - set_prefix((u32)(unsigned long) lowcore); - local_mcck_enable(); - local_irq_enable(); -#ifdef CONFIG_64BIT - if (vdso_alloc_per_cpu(smp_processor_id(), &S390_lowcore)) - BUG(); -#endif + smp_call_os_info_init_fn(); + smp_detect_cpus(); } void __init smp_prepare_boot_cpu(void) { - BUG_ON(smp_processor_id() != 0); - - current_thread_info()->cpu = 0; - set_cpu_present(0, true); - set_cpu_online(0, true); + struct pcpu *pcpu = pcpu_devices; + + boot_cpu_address = stap(); + pcpu->idle = current; + pcpu->state = CPU_STATE_CONFIGURED; + pcpu->address = boot_cpu_address; + pcpu->lowcore = (struct _lowcore *)(unsigned long) store_prefix(); + pcpu->async_stack = S390_lowcore.async_stack - ASYNC_SIZE; + pcpu->panic_stack = S390_lowcore.panic_stack - PAGE_SIZE; S390_lowcore.percpu_offset = __per_cpu_offset[0]; - current_set[0] = current; - smp_cpu_state[0] = CPU_STATE_CONFIGURED; cpu_set_polarization(0, POLARIZATION_UNKNOWN); + set_cpu_present(0, true); + set_cpu_online(0, true); } void __init smp_cpus_done(unsigned int max_cpus) @@ -842,7 +869,6 @@ void __init smp_cpus_done(unsigned int max_cpus) void __init smp_setup_processor_id(void) { S390_lowcore.cpu_nr = 0; - __cpu_logical_map[0] = stap(); } /* @@ -858,56 +884,57 @@ int setup_profiling_timer(unsigned int multiplier) #ifdef CONFIG_HOTPLUG_CPU static ssize_t cpu_configure_show(struct device *dev, - struct device_attribute *attr, char *buf) + struct device_attribute *attr, char *buf) { ssize_t count; mutex_lock(&smp_cpu_state_mutex); - count = sprintf(buf, "%d\n", smp_cpu_state[dev->id]); + count = sprintf(buf, "%d\n", pcpu_devices[dev->id].state); mutex_unlock(&smp_cpu_state_mutex); return count; } static ssize_t cpu_configure_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) + struct device_attribute *attr, + const char *buf, size_t count) { - int cpu = dev->id; - int val, rc; + struct pcpu *pcpu; + int cpu, val, rc; char delim; if (sscanf(buf, "%d %c", &val, &delim) != 1) return -EINVAL; if (val != 0 && val != 1) return -EINVAL; - get_online_cpus(); mutex_lock(&smp_cpu_state_mutex); rc = -EBUSY; /* disallow configuration changes of online cpus and cpu 0 */ + cpu = dev->id; if (cpu_online(cpu) || cpu == 0) goto out; + pcpu = pcpu_devices + cpu; rc = 0; switch (val) { case 0: - if (smp_cpu_state[cpu] == CPU_STATE_CONFIGURED) { - rc = sclp_cpu_deconfigure(__cpu_logical_map[cpu]); - if (!rc) { - smp_cpu_state[cpu] = CPU_STATE_STANDBY; - cpu_set_polarization(cpu, POLARIZATION_UNKNOWN); - topology_expect_change(); - } - } + if (pcpu->state != CPU_STATE_CONFIGURED) + break; + rc = sclp_cpu_deconfigure(pcpu->address); + if (rc) + break; + pcpu->state = CPU_STATE_STANDBY; + cpu_set_polarization(cpu, POLARIZATION_UNKNOWN); + topology_expect_change(); break; case 1: - if (smp_cpu_state[cpu] == CPU_STATE_STANDBY) { - rc = sclp_cpu_configure(__cpu_logical_map[cpu]); - if (!rc) { - smp_cpu_state[cpu] = CPU_STATE_CONFIGURED; - cpu_set_polarization(cpu, POLARIZATION_UNKNOWN); - topology_expect_change(); - } - } + if (pcpu->state != CPU_STATE_STANDBY) + break; + rc = sclp_cpu_configure(pcpu->address); + if (rc) + break; + pcpu->state = CPU_STATE_CONFIGURED; + cpu_set_polarization(cpu, POLARIZATION_UNKNOWN); + topology_expect_change(); break; default: break; @@ -923,7 +950,7 @@ static DEVICE_ATTR(configure, 0644, cpu_configure_show, cpu_configure_store); static ssize_t show_cpu_address(struct device *dev, struct device_attribute *attr, char *buf) { - return sprintf(buf, "%d\n", __cpu_logical_map[dev->id]); + return sprintf(buf, "%d\n", pcpu_devices[dev->id].address); } static DEVICE_ATTR(address, 0444, show_cpu_address, NULL); @@ -955,22 +982,16 @@ static DEVICE_ATTR(capability, 0444, show_capability, NULL); static ssize_t show_idle_count(struct device *dev, struct device_attribute *attr, char *buf) { - struct s390_idle_data *idle; + struct s390_idle_data *idle = &per_cpu(s390_idle, dev->id); unsigned long long idle_count; unsigned int sequence; - idle = &per_cpu(s390_idle, dev->id); -repeat: - sequence = idle->sequence; - smp_rmb(); - if (sequence & 1) - goto repeat; - idle_count = idle->idle_count; - if (idle->idle_enter) - idle_count++; - smp_rmb(); - if (idle->sequence != sequence) - goto repeat; + do { + sequence = ACCESS_ONCE(idle->sequence); + idle_count = ACCESS_ONCE(idle->idle_count); + if (ACCESS_ONCE(idle->idle_enter)) + idle_count++; + } while ((sequence & 1) || (idle->sequence != sequence)); return sprintf(buf, "%llu\n", idle_count); } static DEVICE_ATTR(idle_count, 0444, show_idle_count, NULL); @@ -978,24 +999,18 @@ static DEVICE_ATTR(idle_count, 0444, show_idle_count, NULL); static ssize_t show_idle_time(struct device *dev, struct device_attribute *attr, char *buf) { - struct s390_idle_data *idle; - unsigned long long now, idle_time, idle_enter; + struct s390_idle_data *idle = &per_cpu(s390_idle, dev->id); + unsigned long long now, idle_time, idle_enter, idle_exit; unsigned int sequence; - idle = &per_cpu(s390_idle, dev->id); - now = get_clock(); -repeat: - sequence = idle->sequence; - smp_rmb(); - if (sequence & 1) - goto repeat; - idle_time = idle->idle_time; - idle_enter = idle->idle_enter; - if (idle_enter != 0ULL && idle_enter < now) - idle_time += now - idle_enter; - smp_rmb(); - if (idle->sequence != sequence) - goto repeat; + do { + now = get_clock(); + sequence = ACCESS_ONCE(idle->sequence); + idle_time = ACCESS_ONCE(idle->idle_time); + idle_enter = ACCESS_ONCE(idle->idle_enter); + idle_exit = ACCESS_ONCE(idle->idle_exit); + } while ((sequence & 1) || (idle->sequence != sequence)); + idle_time += idle_enter ? ((idle_exit ? : now) - idle_enter) : 0; return sprintf(buf, "%llu\n", idle_time >> 12); } static DEVICE_ATTR(idle_time_us, 0444, show_idle_time, NULL); @@ -1015,7 +1030,7 @@ static int __cpuinit smp_cpu_notify(struct notifier_block *self, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned int)(long)hcpu; - struct cpu *c = &per_cpu(cpu_devices, cpu); + struct cpu *c = &pcpu_devices[cpu].cpu; struct device *s = &c->dev; struct s390_idle_data *idle; int err = 0; @@ -1041,7 +1056,7 @@ static struct notifier_block __cpuinitdata smp_cpu_nb = { static int __devinit smp_add_present_cpu(int cpu) { - struct cpu *c = &per_cpu(cpu_devices, cpu); + struct cpu *c = &pcpu_devices[cpu].cpu; struct device *s = &c->dev; int rc; @@ -1079,29 +1094,21 @@ out: int __ref smp_rescan_cpus(void) { - cpumask_t newcpus; - int cpu; - int rc; + struct sclp_cpu_info *info; + int nr; + info = smp_get_cpu_info(); + if (!info) + return -ENOMEM; get_online_cpus(); mutex_lock(&smp_cpu_state_mutex); - cpumask_copy(&newcpus, cpu_present_mask); - rc = __smp_rescan_cpus(); - if (rc) - goto out; - cpumask_andnot(&newcpus, cpu_present_mask, &newcpus); - for_each_cpu(cpu, &newcpus) { - rc = smp_add_present_cpu(cpu); - if (rc) - set_cpu_present(cpu, false); - } - rc = 0; -out: + nr = __smp_rescan_cpus(info, 1); mutex_unlock(&smp_cpu_state_mutex); put_online_cpus(); - if (!cpumask_empty(&newcpus)) + kfree(info); + if (nr) topology_schedule_update(); - return rc; + return 0; } static ssize_t __ref rescan_store(struct device *dev, diff --git a/arch/s390/kernel/switch_cpu.S b/arch/s390/kernel/switch_cpu.S deleted file mode 100644 index bfe070bc7659..000000000000 --- a/arch/s390/kernel/switch_cpu.S +++ /dev/null @@ -1,58 +0,0 @@ -/* - * 31-bit switch cpu code - * - * Copyright IBM Corp. 2009 - * - */ - -#include <linux/linkage.h> -#include <asm/asm-offsets.h> -#include <asm/ptrace.h> - -# smp_switch_to_cpu switches to destination cpu and executes the passed function -# Parameter: %r2 - function to call -# %r3 - function parameter -# %r4 - stack poiner -# %r5 - current cpu -# %r6 - destination cpu - - .section .text -ENTRY(smp_switch_to_cpu) - stm %r6,%r15,__SF_GPRS(%r15) - lr %r1,%r15 - ahi %r15,-STACK_FRAME_OVERHEAD - st %r1,__SF_BACKCHAIN(%r15) - basr %r13,0 -0: la %r1,.gprregs_addr-0b(%r13) - l %r1,0(%r1) - stm %r0,%r15,0(%r1) -1: sigp %r0,%r6,__SIGP_RESTART /* start destination CPU */ - brc 2,1b /* busy, try again */ -2: sigp %r0,%r5,__SIGP_STOP /* stop current CPU */ - brc 2,2b /* busy, try again */ -3: j 3b - -ENTRY(smp_restart_cpu) - basr %r13,0 -0: la %r1,.gprregs_addr-0b(%r13) - l %r1,0(%r1) - lm %r0,%r15,0(%r1) -1: sigp %r0,%r5,__SIGP_SENSE /* Wait for calling CPU */ - brc 10,1b /* busy, accepted (status 0), running */ - tmll %r0,0x40 /* Test if calling CPU is stopped */ - jz 1b - ltr %r4,%r4 /* New stack ? */ - jz 1f - lr %r15,%r4 -1: lr %r14,%r2 /* r14: Function to call */ - lr %r2,%r3 /* r2 : Parameter for function*/ - basr %r14,%r14 /* Call function */ - -.gprregs_addr: - .long .gprregs - - .section .data,"aw",@progbits -.gprregs: - .rept 16 - .long 0 - .endr diff --git a/arch/s390/kernel/switch_cpu64.S b/arch/s390/kernel/switch_cpu64.S deleted file mode 100644 index fcc42d799e41..000000000000 --- a/arch/s390/kernel/switch_cpu64.S +++ /dev/null @@ -1,51 +0,0 @@ -/* - * 64-bit switch cpu code - * - * Copyright IBM Corp. 2009 - * - */ - -#include <linux/linkage.h> -#include <asm/asm-offsets.h> -#include <asm/ptrace.h> - -# smp_switch_to_cpu switches to destination cpu and executes the passed function -# Parameter: %r2 - function to call -# %r3 - function parameter -# %r4 - stack poiner -# %r5 - current cpu -# %r6 - destination cpu - - .section .text -ENTRY(smp_switch_to_cpu) - stmg %r6,%r15,__SF_GPRS(%r15) - lgr %r1,%r15 - aghi %r15,-STACK_FRAME_OVERHEAD - stg %r1,__SF_BACKCHAIN(%r15) - larl %r1,.gprregs - stmg %r0,%r15,0(%r1) -1: sigp %r0,%r6,__SIGP_RESTART /* start destination CPU */ - brc 2,1b /* busy, try again */ -2: sigp %r0,%r5,__SIGP_STOP /* stop current CPU */ - brc 2,2b /* busy, try again */ -3: j 3b - -ENTRY(smp_restart_cpu) - larl %r1,.gprregs - lmg %r0,%r15,0(%r1) -1: sigp %r0,%r5,__SIGP_SENSE /* Wait for calling CPU */ - brc 10,1b /* busy, accepted (status 0), running */ - tmll %r0,0x40 /* Test if calling CPU is stopped */ - jz 1b - ltgr %r4,%r4 /* New stack ? */ - jz 1f - lgr %r15,%r4 -1: lgr %r14,%r2 /* r14: Function to call */ - lgr %r2,%r3 /* r2 : Parameter for function*/ - basr %r14,%r14 /* Call function */ - - .section .data,"aw",@progbits -.gprregs: - .rept 16 - .quad 0 - .endr diff --git a/arch/s390/kernel/swsusp_asm64.S b/arch/s390/kernel/swsusp_asm64.S index acb78cdee896..dd70ef046058 100644 --- a/arch/s390/kernel/swsusp_asm64.S +++ b/arch/s390/kernel/swsusp_asm64.S @@ -42,7 +42,7 @@ ENTRY(swsusp_arch_suspend) lghi %r1,0x1000 /* Save CPU address */ - stap __LC_CPU_ADDRESS(%r0) + stap __LC_EXT_CPU_ADDR(%r0) /* Store registers */ mvc 0x318(4,%r1),__SF_EMPTY(%r15) /* move prefix to lowcore */ @@ -173,15 +173,15 @@ pgm_check_entry: larl %r1,.Lresume_cpu /* Resume CPU address: r2 */ stap 0(%r1) llgh %r2,0(%r1) - llgh %r1,__LC_CPU_ADDRESS(%r0) /* Suspend CPU address: r1 */ + llgh %r1,__LC_EXT_CPU_ADDR(%r0) /* Suspend CPU address: r1 */ cgr %r1,%r2 je restore_registers /* r1 = r2 -> nothing to do */ larl %r4,.Lrestart_suspend_psw /* Set new restart PSW */ mvc __LC_RST_NEW_PSW(16,%r0),0(%r4) 3: - sigp %r9,%r1,__SIGP_INITIAL_CPU_RESET - brc 8,4f /* accepted */ - brc 2,3b /* busy, try again */ + sigp %r9,%r1,11 /* sigp initial cpu reset */ + brc 8,4f /* accepted */ + brc 2,3b /* busy, try again */ /* Suspend CPU not available -> panic */ larl %r15,init_thread_union @@ -196,10 +196,10 @@ pgm_check_entry: lpsw 0(%r3) 4: /* Switch to suspend CPU */ - sigp %r9,%r1,__SIGP_RESTART /* start suspend CPU */ + sigp %r9,%r1,6 /* sigp restart to suspend CPU */ brc 2,4b /* busy, try again */ 5: - sigp %r9,%r2,__SIGP_STOP /* stop resume (current) CPU */ + sigp %r9,%r2,5 /* sigp stop to current resume CPU */ brc 2,5b /* busy, try again */ 6: j 6b @@ -207,7 +207,7 @@ restart_suspend: larl %r1,.Lresume_cpu llgh %r2,0(%r1) 7: - sigp %r9,%r2,__SIGP_SENSE /* Wait for resume CPU */ + sigp %r9,%r2,1 /* sigp sense, wait for resume CPU */ brc 8,7b /* accepted, status 0, still running */ brc 2,7b /* busy, try again */ tmll %r9,0x40 /* Test if resume CPU is stopped */ @@ -257,6 +257,9 @@ restore_registers: lghi %r2,0 brasl %r14,arch_set_page_states + /* Log potential guest relocation */ + brasl %r14,lgr_info_log + /* Reinitialize the channel subsystem */ brasl %r14,channel_subsystem_reinit diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c index 14da278febbf..d4e1cb1dbcd1 100644 --- a/arch/s390/kernel/time.c +++ b/arch/s390/kernel/time.c @@ -165,7 +165,7 @@ void init_cpu_timer(void) __ctl_set_bit(0, 4); } -static void clock_comparator_interrupt(unsigned int ext_int_code, +static void clock_comparator_interrupt(struct ext_code ext_code, unsigned int param32, unsigned long param64) { @@ -177,7 +177,7 @@ static void clock_comparator_interrupt(unsigned int ext_int_code, static void etr_timing_alert(struct etr_irq_parm *); static void stp_timing_alert(struct stp_irq_parm *); -static void timing_alert_interrupt(unsigned int ext_int_code, +static void timing_alert_interrupt(struct ext_code ext_code, unsigned int param32, unsigned long param64) { kstat_cpu(smp_processor_id()).irqs[EXTINT_TLA]++; diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c index 7370a41948ca..4f8dc942257c 100644 --- a/arch/s390/kernel/topology.c +++ b/arch/s390/kernel/topology.c @@ -79,12 +79,12 @@ static struct mask_info *add_cpus_to_mask(struct topology_cpu *tl_cpu, cpu < TOPOLOGY_CPU_BITS; cpu = find_next_bit(&tl_cpu->mask[0], TOPOLOGY_CPU_BITS, cpu + 1)) { - unsigned int rcpu, lcpu; + unsigned int rcpu; + int lcpu; rcpu = TOPOLOGY_CPU_BITS - 1 - cpu + tl_cpu->origin; - for_each_present_cpu(lcpu) { - if (cpu_logical_map(lcpu) != rcpu) - continue; + lcpu = smp_find_processor_id(rcpu); + if (lcpu >= 0) { cpumask_set_cpu(lcpu, &book->mask); cpu_book_id[lcpu] = book->id; cpumask_set_cpu(lcpu, &core->mask); diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 5ce3750b181f..cd6ebe12c481 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -41,6 +41,7 @@ #include <asm/cpcmd.h> #include <asm/lowcore.h> #include <asm/debug.h> +#include <asm/ipl.h> #include "entry.h" void (*pgm_check_table[128])(struct pt_regs *regs); @@ -144,8 +145,8 @@ void show_stack(struct task_struct *task, unsigned long *sp) for (i = 0; i < kstack_depth_to_print; i++) { if (((addr_t) stack & (THREAD_SIZE-1)) == 0) break; - if (i && ((i * sizeof (long) % 32) == 0)) - printk("\n "); + if ((i * sizeof(long) % 32) == 0) + printk("%s ", i == 0 ? "" : "\n"); printk(LONG, *stack++); } printk("\n"); @@ -239,6 +240,7 @@ void die(struct pt_regs *regs, const char *str) static int die_counter; oops_enter(); + lgr_info_log(); debug_stop_all(); console_verbose(); spin_lock_irq(&die_lock); diff --git a/arch/s390/kernel/vdso.c b/arch/s390/kernel/vdso.c index d73630b4fe1d..9c80138206b0 100644 --- a/arch/s390/kernel/vdso.c +++ b/arch/s390/kernel/vdso.c @@ -89,18 +89,11 @@ static void vdso_init_data(struct vdso_data *vd) #ifdef CONFIG_64BIT /* - * Setup per cpu vdso data page. - */ -static void vdso_init_per_cpu_data(int cpu, struct vdso_per_cpu_data *vpcd) -{ -} - -/* * Allocate/free per cpu vdso data. */ #define SEGMENT_ORDER 2 -int vdso_alloc_per_cpu(int cpu, struct _lowcore *lowcore) +int vdso_alloc_per_cpu(struct _lowcore *lowcore) { unsigned long segment_table, page_table, page_frame; u32 *psal, *aste; @@ -139,7 +132,6 @@ int vdso_alloc_per_cpu(int cpu, struct _lowcore *lowcore) aste[4] = (u32)(addr_t) psal; lowcore->vdso_per_cpu_data = page_frame; - vdso_init_per_cpu_data(cpu, (struct vdso_per_cpu_data *) page_frame); return 0; out: @@ -149,7 +141,7 @@ out: return -ENOMEM; } -void vdso_free_per_cpu(int cpu, struct _lowcore *lowcore) +void vdso_free_per_cpu(struct _lowcore *lowcore) { unsigned long segment_table, page_table, page_frame; u32 *psal, *aste; @@ -168,19 +160,15 @@ void vdso_free_per_cpu(int cpu, struct _lowcore *lowcore) free_pages(segment_table, SEGMENT_ORDER); } -static void __vdso_init_cr5(void *dummy) +static void vdso_init_cr5(void) { unsigned long cr5; + if (user_mode == HOME_SPACE_MODE || !vdso_enabled) + return; cr5 = offsetof(struct _lowcore, paste); __ctl_load(cr5, 5, 5); } - -static void vdso_init_cr5(void) -{ - if (user_mode != HOME_SPACE_MODE && vdso_enabled) - on_each_cpu(__vdso_init_cr5, NULL, 1); -} #endif /* CONFIG_64BIT */ /* @@ -253,17 +241,11 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) * on the "data" page of the vDSO or you'll stop getting kernel * updates and your nice userland gettimeofday will be totally dead. * It's fine to use that for setting breakpoints in the vDSO code - * pages though - * - * Make sure the vDSO gets into every core dump. - * Dumping its contents makes post-mortem fully interpretable later - * without matching up the same kernel and hardware config to see - * what PC values meant. + * pages though. */ rc = install_special_mapping(mm, vdso_base, vdso_pages << PAGE_SHIFT, VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| - VM_ALWAYSDUMP, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, vdso_pagelist); if (rc) current->mm->context.vdso_base = 0; @@ -322,10 +304,8 @@ static int __init vdso_init(void) } vdso64_pagelist[vdso64_pages - 1] = virt_to_page(vdso_data); vdso64_pagelist[vdso64_pages] = NULL; -#ifndef CONFIG_SMP - if (vdso_alloc_per_cpu(0, &S390_lowcore)) + if (vdso_alloc_per_cpu(&S390_lowcore)) BUG(); -#endif vdso_init_cr5(); #endif /* CONFIG_64BIT */ @@ -335,7 +315,7 @@ static int __init vdso_init(void) return 0; } -arch_initcall(vdso_init); +early_initcall(vdso_init); int in_gate_area_no_mm(unsigned long addr) { diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c index bb48977f5469..39ebff506946 100644 --- a/arch/s390/kernel/vtime.c +++ b/arch/s390/kernel/vtime.c @@ -26,6 +26,7 @@ #include <asm/irq_regs.h> #include <asm/cputime.h> #include <asm/irq.h> +#include "entry.h" static DEFINE_PER_CPU(struct vtimer_queue, virt_cpu_timer); @@ -123,153 +124,53 @@ void account_system_vtime(struct task_struct *tsk) } EXPORT_SYMBOL_GPL(account_system_vtime); -void __kprobes vtime_start_cpu(__u64 int_clock, __u64 enter_timer) +void __kprobes vtime_stop_cpu(void) { struct s390_idle_data *idle = &__get_cpu_var(s390_idle); struct vtimer_queue *vq = &__get_cpu_var(virt_cpu_timer); - __u64 idle_time, expires; + unsigned long long idle_time; + unsigned long psw_mask; - if (idle->idle_enter == 0ULL) - return; + trace_hardirqs_on(); + /* Don't trace preempt off for idle. */ + stop_critical_timings(); - /* Account time spent with enabled wait psw loaded as idle time. */ - idle_time = int_clock - idle->idle_enter; - account_idle_time(idle_time); - S390_lowcore.steal_timer += - idle->idle_enter - S390_lowcore.last_update_clock; - S390_lowcore.last_update_clock = int_clock; - - /* Account system time spent going idle. */ - S390_lowcore.system_timer += S390_lowcore.last_update_timer - vq->idle; - S390_lowcore.last_update_timer = enter_timer; - - /* Restart vtime CPU timer */ - if (vq->do_spt) { - /* Program old expire value but first save progress. */ - expires = vq->idle - enter_timer; - expires += get_vtimer(); - set_vtimer(expires); - } else { - /* Don't account the CPU timer delta while the cpu was idle. */ - vq->elapsed -= vq->idle - enter_timer; - } + /* Wait for external, I/O or machine check interrupt. */ + psw_mask = psw_kernel_bits | PSW_MASK_WAIT | PSW_MASK_DAT | + PSW_MASK_IO | PSW_MASK_EXT | PSW_MASK_MCHECK; + idle->nohz_delay = 0; + /* Call the assembler magic in entry.S */ + psw_idle(idle, vq, psw_mask, !list_empty(&vq->list)); + + /* Reenable preemption tracer. */ + start_critical_timings(); + + /* Account time spent with enabled wait psw loaded as idle time. */ idle->sequence++; smp_wmb(); + idle_time = idle->idle_exit - idle->idle_enter; idle->idle_time += idle_time; - idle->idle_enter = 0ULL; + idle->idle_enter = idle->idle_exit = 0ULL; idle->idle_count++; + account_idle_time(idle_time); smp_wmb(); idle->sequence++; } -void __kprobes vtime_stop_cpu(void) -{ - struct s390_idle_data *idle = &__get_cpu_var(s390_idle); - struct vtimer_queue *vq = &__get_cpu_var(virt_cpu_timer); - psw_t psw; - - /* Wait for external, I/O or machine check interrupt. */ - psw.mask = psw_kernel_bits | PSW_MASK_WAIT | - PSW_MASK_DAT | PSW_MASK_IO | PSW_MASK_EXT | PSW_MASK_MCHECK; - - idle->nohz_delay = 0; - - /* Check if the CPU timer needs to be reprogrammed. */ - if (vq->do_spt) { - __u64 vmax = VTIMER_MAX_SLICE; - /* - * The inline assembly is equivalent to - * vq->idle = get_cpu_timer(); - * set_cpu_timer(VTIMER_MAX_SLICE); - * idle->idle_enter = get_clock(); - * __load_psw_mask(psw_kernel_bits | PSW_MASK_WAIT | - * PSW_MASK_DAT | PSW_MASK_IO | - * PSW_MASK_EXT | PSW_MASK_MCHECK); - * The difference is that the inline assembly makes sure that - * the last three instruction are stpt, stck and lpsw in that - * order. This is done to increase the precision. - */ - asm volatile( -#ifndef CONFIG_64BIT - " basr 1,0\n" - "0: ahi 1,1f-0b\n" - " st 1,4(%2)\n" -#else /* CONFIG_64BIT */ - " larl 1,1f\n" - " stg 1,8(%2)\n" -#endif /* CONFIG_64BIT */ - " stpt 0(%4)\n" - " spt 0(%5)\n" - " stck 0(%3)\n" -#ifndef CONFIG_64BIT - " lpsw 0(%2)\n" -#else /* CONFIG_64BIT */ - " lpswe 0(%2)\n" -#endif /* CONFIG_64BIT */ - "1:" - : "=m" (idle->idle_enter), "=m" (vq->idle) - : "a" (&psw), "a" (&idle->idle_enter), - "a" (&vq->idle), "a" (&vmax), "m" (vmax), "m" (psw) - : "memory", "cc", "1"); - } else { - /* - * The inline assembly is equivalent to - * vq->idle = get_cpu_timer(); - * idle->idle_enter = get_clock(); - * __load_psw_mask(psw_kernel_bits | PSW_MASK_WAIT | - * PSW_MASK_DAT | PSW_MASK_IO | - * PSW_MASK_EXT | PSW_MASK_MCHECK); - * The difference is that the inline assembly makes sure that - * the last three instruction are stpt, stck and lpsw in that - * order. This is done to increase the precision. - */ - asm volatile( -#ifndef CONFIG_64BIT - " basr 1,0\n" - "0: ahi 1,1f-0b\n" - " st 1,4(%2)\n" -#else /* CONFIG_64BIT */ - " larl 1,1f\n" - " stg 1,8(%2)\n" -#endif /* CONFIG_64BIT */ - " stpt 0(%4)\n" - " stck 0(%3)\n" -#ifndef CONFIG_64BIT - " lpsw 0(%2)\n" -#else /* CONFIG_64BIT */ - " lpswe 0(%2)\n" -#endif /* CONFIG_64BIT */ - "1:" - : "=m" (idle->idle_enter), "=m" (vq->idle) - : "a" (&psw), "a" (&idle->idle_enter), - "a" (&vq->idle), "m" (psw) - : "memory", "cc", "1"); - } -} - cputime64_t s390_get_idle_time(int cpu) { - struct s390_idle_data *idle; - unsigned long long now, idle_time, idle_enter; + struct s390_idle_data *idle = &per_cpu(s390_idle, cpu); + unsigned long long now, idle_enter, idle_exit; unsigned int sequence; - idle = &per_cpu(s390_idle, cpu); - - now = get_clock(); -repeat: - sequence = idle->sequence; - smp_rmb(); - if (sequence & 1) - goto repeat; - idle_time = 0; - idle_enter = idle->idle_enter; - if (idle_enter != 0ULL && idle_enter < now) - idle_time = now - idle_enter; - smp_rmb(); - if (idle->sequence != sequence) - goto repeat; - return idle_time; + do { + now = get_clock(); + sequence = ACCESS_ONCE(idle->sequence); + idle_enter = ACCESS_ONCE(idle->idle_enter); + idle_exit = ACCESS_ONCE(idle->idle_exit); + } while ((sequence & 1) || (idle->sequence != sequence)); + return idle_enter ? ((idle_exit ? : now) - idle_enter) : 0; } /* @@ -319,7 +220,7 @@ static void do_callbacks(struct list_head *cb_list) /* * Handler for the virtual CPU timer. */ -static void do_cpu_timer_interrupt(unsigned int ext_int_code, +static void do_cpu_timer_interrupt(struct ext_code ext_code, unsigned int param32, unsigned long param64) { struct vtimer_queue *vq; @@ -346,7 +247,6 @@ static void do_cpu_timer_interrupt(unsigned int ext_int_code, } spin_unlock(&vq->lock); - vq->do_spt = list_empty(&cb_list); do_callbacks(&cb_list); /* next event is first in list */ @@ -355,8 +255,7 @@ static void do_cpu_timer_interrupt(unsigned int ext_int_code, if (!list_empty(&vq->list)) { event = list_first_entry(&vq->list, struct vtimer_list, entry); next = event->expires; - } else - vq->do_spt = 0; + } spin_unlock(&vq->lock); /* * To improve precision add the time spent by the @@ -570,6 +469,9 @@ void init_cpu_vtimer(void) /* enable cpu timer interrupts */ __ctl_set_bit(0,10); + + /* set initial cpu timer */ + set_vtimer(0x7fffffffffffffffULL); } static int __cpuinit s390_nohz_notify(struct notifier_block *self, diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 278ee009ce65..f0647ce6da21 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -134,7 +134,7 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu, if (rc == -EFAULT) exception = 1; - rc = put_guest_u16(vcpu, __LC_CPU_ADDRESS, inti->emerg.code); + rc = put_guest_u16(vcpu, __LC_EXT_CPU_ADDR, inti->emerg.code); if (rc == -EFAULT) exception = 1; @@ -156,7 +156,7 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu, if (rc == -EFAULT) exception = 1; - rc = put_guest_u16(vcpu, __LC_CPU_ADDRESS, inti->extcall.code); + rc = put_guest_u16(vcpu, __LC_EXT_CPU_ADDR, inti->extcall.code); if (rc == -EFAULT) exception = 1; @@ -202,7 +202,7 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu, if (rc == -EFAULT) exception = 1; - rc = put_guest_u16(vcpu, __LC_CPU_ADDRESS, 0x0d00); + rc = put_guest_u16(vcpu, __LC_EXT_CPU_ADDR, 0x0d00); if (rc == -EFAULT) exception = 1; diff --git a/arch/s390/lib/delay.c b/arch/s390/lib/delay.c index db92f044024c..9f1f71e85778 100644 --- a/arch/s390/lib/delay.c +++ b/arch/s390/lib/delay.c @@ -13,6 +13,7 @@ #include <linux/irqflags.h> #include <linux/interrupt.h> #include <asm/div64.h> +#include <asm/timer.h> void __delay(unsigned long loops) { @@ -28,36 +29,33 @@ void __delay(unsigned long loops) static void __udelay_disabled(unsigned long long usecs) { - unsigned long mask, cr0, cr0_saved; - u64 clock_saved; - u64 end; + unsigned long cr0, cr6, new; + u64 clock_saved, end; - mask = psw_kernel_bits | PSW_MASK_DAT | PSW_MASK_WAIT | - PSW_MASK_EXT | PSW_MASK_MCHECK; end = get_clock() + (usecs << 12); clock_saved = local_tick_disable(); - __ctl_store(cr0_saved, 0, 0); - cr0 = (cr0_saved & 0xffff00e0) | 0x00000800; - __ctl_load(cr0 , 0, 0); + __ctl_store(cr0, 0, 0); + __ctl_store(cr6, 6, 6); + new = (cr0 & 0xffff00e0) | 0x00000800; + __ctl_load(new , 0, 0); + new = 0; + __ctl_load(new, 6, 6); lockdep_off(); do { set_clock_comparator(end); - trace_hardirqs_on(); - __load_psw_mask(mask); + vtime_stop_cpu(); local_irq_disable(); } while (get_clock() < end); lockdep_on(); - __ctl_load(cr0_saved, 0, 0); + __ctl_load(cr0, 0, 0); + __ctl_load(cr6, 6, 6); local_tick_enable(clock_saved); } static void __udelay_enabled(unsigned long long usecs) { - unsigned long mask; - u64 clock_saved; - u64 end; + u64 clock_saved, end; - mask = psw_kernel_bits | PSW_MASK_WAIT | PSW_MASK_EXT | PSW_MASK_IO; end = get_clock() + (usecs << 12); do { clock_saved = 0; @@ -65,8 +63,7 @@ static void __udelay_enabled(unsigned long long usecs) clock_saved = local_tick_disable(); set_clock_comparator(end); } - trace_hardirqs_on(); - __load_psw_mask(mask); + vtime_stop_cpu(); local_irq_disable(); if (clock_saved) local_tick_enable(clock_saved); diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c index 91754ffb9203..093eb694d9c1 100644 --- a/arch/s390/lib/spinlock.c +++ b/arch/s390/lib/spinlock.c @@ -10,6 +10,7 @@ #include <linux/module.h> #include <linux/spinlock.h> #include <linux/init.h> +#include <linux/smp.h> #include <asm/io.h> int spin_retry = 1000; @@ -24,21 +25,6 @@ static int __init spin_retry_setup(char *str) } __setup("spin_retry=", spin_retry_setup); -static inline void _raw_yield(void) -{ - if (MACHINE_HAS_DIAG44) - asm volatile("diag 0,0,0x44"); -} - -static inline void _raw_yield_cpu(int cpu) -{ - if (MACHINE_HAS_DIAG9C) - asm volatile("diag %0,0,0x9c" - : : "d" (cpu_logical_map(cpu))); - else - _raw_yield(); -} - void arch_spin_lock_wait(arch_spinlock_t *lp) { int count = spin_retry; @@ -60,7 +46,7 @@ void arch_spin_lock_wait(arch_spinlock_t *lp) } owner = lp->owner_cpu; if (owner) - _raw_yield_cpu(~owner); + smp_yield_cpu(~owner); if (_raw_compare_and_swap(&lp->owner_cpu, 0, cpu) == 0) return; } @@ -91,7 +77,7 @@ void arch_spin_lock_wait_flags(arch_spinlock_t *lp, unsigned long flags) } owner = lp->owner_cpu; if (owner) - _raw_yield_cpu(~owner); + smp_yield_cpu(~owner); local_irq_disable(); if (_raw_compare_and_swap(&lp->owner_cpu, 0, cpu) == 0) return; @@ -121,7 +107,7 @@ void arch_spin_relax(arch_spinlock_t *lock) if (cpu != 0) { if (MACHINE_IS_VM || MACHINE_IS_KVM || !smp_vcpu_scheduled(~cpu)) - _raw_yield_cpu(~cpu); + smp_yield_cpu(~cpu); } } EXPORT_SYMBOL(arch_spin_relax); @@ -133,7 +119,7 @@ void _raw_read_lock_wait(arch_rwlock_t *rw) while (1) { if (count-- <= 0) { - _raw_yield(); + smp_yield(); count = spin_retry; } if (!arch_read_can_lock(rw)) @@ -153,7 +139,7 @@ void _raw_read_lock_wait_flags(arch_rwlock_t *rw, unsigned long flags) local_irq_restore(flags); while (1) { if (count-- <= 0) { - _raw_yield(); + smp_yield(); count = spin_retry; } if (!arch_read_can_lock(rw)) @@ -188,7 +174,7 @@ void _raw_write_lock_wait(arch_rwlock_t *rw) while (1) { if (count-- <= 0) { - _raw_yield(); + smp_yield(); count = spin_retry; } if (!arch_write_can_lock(rw)) @@ -206,7 +192,7 @@ void _raw_write_lock_wait_flags(arch_rwlock_t *rw, unsigned long flags) local_irq_restore(flags); while (1) { if (count-- <= 0) { - _raw_yield(); + smp_yield(); count = spin_retry; } if (!arch_write_can_lock(rw)) diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index e8fcd928dc78..b17c42df61c9 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -532,7 +532,7 @@ void pfault_fini(void) static DEFINE_SPINLOCK(pfault_lock); static LIST_HEAD(pfault_list); -static void pfault_interrupt(unsigned int ext_int_code, +static void pfault_interrupt(struct ext_code ext_code, unsigned int param32, unsigned long param64) { struct task_struct *tsk; @@ -545,7 +545,7 @@ static void pfault_interrupt(unsigned int ext_int_code, * in the 'cpu address' field associated with the * external interrupt. */ - subcode = ext_int_code >> 16; + subcode = ext_code.subcode; if ((subcode & 0xff00) != __SUBCODE_MASK) return; kstat_cpu(smp_processor_id()).irqs[EXTINT_PFL]++; diff --git a/arch/s390/oprofile/hwsampler.c b/arch/s390/oprofile/hwsampler.c index 9daee91e6c3f..12bea05a0fc1 100644 --- a/arch/s390/oprofile/hwsampler.c +++ b/arch/s390/oprofile/hwsampler.c @@ -233,8 +233,8 @@ static inline unsigned long *trailer_entry_ptr(unsigned long v) } /* prototypes for external interrupt handler and worker */ -static void hws_ext_handler(unsigned int ext_int_code, - unsigned int param32, unsigned long param64); +static void hws_ext_handler(struct ext_code ext_code, + unsigned int param32, unsigned long param64); static void worker(struct work_struct *work); @@ -673,7 +673,7 @@ int hwsampler_activate(unsigned int cpu) return rc; } -static void hws_ext_handler(unsigned int ext_int_code, +static void hws_ext_handler(struct ext_code ext_code, unsigned int param32, unsigned long param64) { struct hws_cpu_buffer *cb; diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c index ebd0f818a25f..8cf02e343333 100644 --- a/arch/sh/boards/mach-ap325rxa/setup.c +++ b/arch/sh/boards/mach-ap325rxa/setup.c @@ -157,7 +157,7 @@ static struct platform_device nand_flash_device = { #define PORT_DRVCRA 0xA405018A #define PORT_DRVCRB 0xA405018C -static int ap320_wvga_set_brightness(void *board_data, int brightness) +static int ap320_wvga_set_brightness(int brightness) { if (brightness) { gpio_set_value(GPIO_PTS3, 0); @@ -170,12 +170,12 @@ static int ap320_wvga_set_brightness(void *board_data, int brightness) return 0; } -static int ap320_wvga_get_brightness(void *board_data) +static int ap320_wvga_get_brightness(void) { return gpio_get_value(GPIO_PTS3); } -static void ap320_wvga_power_on(void *board_data, struct fb_info *info) +static void ap320_wvga_power_on(void) { msleep(100); @@ -183,7 +183,7 @@ static void ap320_wvga_power_on(void *board_data, struct fb_info *info) __raw_writew(FPGA_LCDREG_VAL, FPGA_LCDREG); } -static void ap320_wvga_power_off(void *board_data) +static void ap320_wvga_power_off(void) { /* ASD AP-320/325 LCD OFF */ __raw_writew(0, FPGA_LCDREG); @@ -211,21 +211,19 @@ static struct sh_mobile_lcdc_info lcdc_info = { .fourcc = V4L2_PIX_FMT_RGB565, .interface_type = RGB18, .clock_divider = 1, - .lcd_cfg = ap325rxa_lcdc_modes, - .num_cfg = ARRAY_SIZE(ap325rxa_lcdc_modes), - .lcd_size_cfg = { /* 7.0 inch */ - .width = 152, + .lcd_modes = ap325rxa_lcdc_modes, + .num_modes = ARRAY_SIZE(ap325rxa_lcdc_modes), + .panel_cfg = { + .width = 152, /* 7.0 inch */ .height = 91, - }, - .board_cfg = { .display_on = ap320_wvga_power_on, .display_off = ap320_wvga_power_off, - .set_brightness = ap320_wvga_set_brightness, - .get_brightness = ap320_wvga_get_brightness, }, .bl_info = { .name = "sh_mobile_lcdc_bl", .max_brightness = 1, + .set_brightness = ap320_wvga_set_brightness, + .get_brightness = ap320_wvga_get_brightness, }, } }; diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index cde7c0085ced..e5ac12b2ce65 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -310,14 +310,14 @@ static const struct fb_videomode ecovec_dvi_modes[] = { }, }; -static int ecovec24_set_brightness(void *board_data, int brightness) +static int ecovec24_set_brightness(int brightness) { gpio_set_value(GPIO_PTR1, brightness); return 0; } -static int ecovec24_get_brightness(void *board_data) +static int ecovec24_get_brightness(void) { return gpio_get_value(GPIO_PTR1); } @@ -327,17 +327,15 @@ static struct sh_mobile_lcdc_info lcdc_info = { .interface_type = RGB18, .chan = LCDC_CHAN_MAINLCD, .fourcc = V4L2_PIX_FMT_RGB565, - .lcd_size_cfg = { /* 7.0 inch */ + .panel_cfg = { /* 7.0 inch */ .width = 152, .height = 91, }, - .board_cfg = { - .set_brightness = ecovec24_set_brightness, - .get_brightness = ecovec24_get_brightness, - }, .bl_info = { .name = "sh_mobile_lcdc_bl", .max_brightness = 1, + .set_brightness = ecovec24_set_brightness, + .get_brightness = ecovec24_get_brightness, }, } }; @@ -769,7 +767,9 @@ static struct platform_device camera_devices[] = { /* FSI */ static struct sh_fsi_platform_info fsi_info = { - .portb_flags = SH_FSI_BRS_INV, + .port_b = { + .flags = SH_FSI_BRS_INV, + }, }; static struct resource fsi_resources[] = { @@ -1116,8 +1116,8 @@ static int __init arch_setup(void) /* DVI */ lcdc_info.clock_source = LCDC_CLK_EXTERNAL; lcdc_info.ch[0].clock_divider = 1; - lcdc_info.ch[0].lcd_cfg = ecovec_dvi_modes; - lcdc_info.ch[0].num_cfg = ARRAY_SIZE(ecovec_dvi_modes); + lcdc_info.ch[0].lcd_modes = ecovec_dvi_modes; + lcdc_info.ch[0].num_modes = ARRAY_SIZE(ecovec_dvi_modes); gpio_set_value(GPIO_PTA2, 1); gpio_set_value(GPIO_PTU1, 1); @@ -1125,8 +1125,8 @@ static int __init arch_setup(void) /* Panel */ lcdc_info.clock_source = LCDC_CLK_PERIPHERAL; lcdc_info.ch[0].clock_divider = 2; - lcdc_info.ch[0].lcd_cfg = ecovec_lcd_modes; - lcdc_info.ch[0].num_cfg = ARRAY_SIZE(ecovec_lcd_modes); + lcdc_info.ch[0].lcd_modes = ecovec_lcd_modes; + lcdc_info.ch[0].num_modes = ARRAY_SIZE(ecovec_lcd_modes); gpio_set_value(GPIO_PTR1, 1); diff --git a/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c index 25e145fb7087..c148b36ecb65 100644 --- a/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c +++ b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c @@ -251,8 +251,7 @@ static void display_on(void *sohandle, write_memory_start(sohandle, so); } -int kfr2r09_lcd_setup(void *board_data, void *sohandle, - struct sh_mobile_lcdc_sys_bus_ops *so) +int kfr2r09_lcd_setup(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so) { /* power on */ gpio_set_value(GPIO_PTF4, 0); /* PROTECT/ -> L */ @@ -273,8 +272,7 @@ int kfr2r09_lcd_setup(void *board_data, void *sohandle, return 0; } -void kfr2r09_lcd_start(void *board_data, void *sohandle, - struct sh_mobile_lcdc_sys_bus_ops *so) +void kfr2r09_lcd_start(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so) { write_memory_start(sohandle, so); } @@ -327,12 +325,12 @@ static int kfr2r09_lcd_backlight(int on) return 0; } -void kfr2r09_lcd_on(void *board_data, struct fb_info *info) +void kfr2r09_lcd_on(void) { kfr2r09_lcd_backlight(1); } -void kfr2r09_lcd_off(void *board_data) +void kfr2r09_lcd_off(void) { kfr2r09_lcd_backlight(0); } diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c index 5b382e1afaea..d04a55d3b877 100644 --- a/arch/sh/boards/mach-kfr2r09/setup.c +++ b/arch/sh/boards/mach-kfr2r09/setup.c @@ -148,13 +148,11 @@ static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info = { .interface_type = SYS18, .clock_divider = 6, .flags = LCDC_FLAGS_DWPOL, - .lcd_cfg = kfr2r09_lcdc_modes, - .num_cfg = ARRAY_SIZE(kfr2r09_lcdc_modes), - .lcd_size_cfg = { + .lcd_modes = kfr2r09_lcdc_modes, + .num_modes = ARRAY_SIZE(kfr2r09_lcdc_modes), + .panel_cfg = { .width = 35, .height = 58, - }, - .board_cfg = { .setup_sys = kfr2r09_lcd_setup, .start_transfer = kfr2r09_lcd_start, .display_on = kfr2r09_lcd_on, diff --git a/arch/sh/boards/mach-migor/lcd_qvga.c b/arch/sh/boards/mach-migor/lcd_qvga.c index de9014a8a93e..8bccd345b69c 100644 --- a/arch/sh/boards/mach-migor/lcd_qvga.c +++ b/arch/sh/boards/mach-migor/lcd_qvga.c @@ -113,8 +113,7 @@ static const unsigned short magic3_data[] = { 0x0010, 0x16B0, 0x0011, 0x0111, 0x0007, 0x0061, }; -int migor_lcd_qvga_setup(void *board_data, void *sohandle, - struct sh_mobile_lcdc_sys_bus_ops *so) +int migor_lcd_qvga_setup(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so) { unsigned long xres = 320; unsigned long yres = 240; diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c index d37ba2720527..ff6f69c6906e 100644 --- a/arch/sh/boards/mach-migor/setup.c +++ b/arch/sh/boards/mach-migor/setup.c @@ -246,9 +246,9 @@ static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = { .fourcc = V4L2_PIX_FMT_RGB565, .interface_type = RGB16, .clock_divider = 2, - .lcd_cfg = migor_lcd_modes, - .num_cfg = ARRAY_SIZE(migor_lcd_modes), - .lcd_size_cfg = { /* 7.0 inch */ + .lcd_modes = migor_lcd_modes, + .num_modes = ARRAY_SIZE(migor_lcd_modes), + .panel_cfg = { /* 7.0 inch */ .width = 152, .height = 91, }, @@ -260,13 +260,11 @@ static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = { .fourcc = V4L2_PIX_FMT_RGB565, .interface_type = SYS16A, .clock_divider = 10, - .lcd_cfg = migor_lcd_modes, - .num_cfg = ARRAY_SIZE(migor_lcd_modes), - .lcd_size_cfg = { /* 2.4 inch */ - .width = 49, + .lcd_modes = migor_lcd_modes, + .num_modes = ARRAY_SIZE(migor_lcd_modes), + .panel_cfg = { + .width = 49, /* 2.4 inch */ .height = 37, - }, - .board_cfg = { .setup_sys = migor_lcd_qvga_setup, }, .sys_bus_cfg = { diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c index 2b07fc016950..c540b16547c3 100644 --- a/arch/sh/boards/mach-se/7724/setup.c +++ b/arch/sh/boards/mach-se/7724/setup.c @@ -182,12 +182,10 @@ static struct sh_mobile_lcdc_info lcdc_info = { .chan = LCDC_CHAN_MAINLCD, .fourcc = V4L2_PIX_FMT_RGB565, .clock_divider = 1, - .lcd_size_cfg = { /* 7.0 inch */ + .panel_cfg = { /* 7.0 inch */ .width = 152, .height = 91, }, - .board_cfg = { - }, } }; @@ -278,7 +276,9 @@ static struct platform_device ceu1_device = { /* FSI */ /* change J20, J21, J22 pin to 1-2 connection to use slave mode */ static struct sh_fsi_platform_info fsi_info = { - .porta_flags = SH_FSI_BRS_INV, + .port_a = { + .flags = SH_FSI_BRS_INV, + }, }; static struct resource fsi_resources[] = { @@ -888,12 +888,12 @@ static int __init devices_setup(void) if (sw & SW41_B) { /* 720p */ - lcdc_info.ch[0].lcd_cfg = lcdc_720p_modes; - lcdc_info.ch[0].num_cfg = ARRAY_SIZE(lcdc_720p_modes); + lcdc_info.ch[0].lcd_modes = lcdc_720p_modes; + lcdc_info.ch[0].num_modes = ARRAY_SIZE(lcdc_720p_modes); } else { /* VGA */ - lcdc_info.ch[0].lcd_cfg = lcdc_vga_modes; - lcdc_info.ch[0].num_cfg = ARRAY_SIZE(lcdc_vga_modes); + lcdc_info.ch[0].lcd_modes = lcdc_vga_modes; + lcdc_info.ch[0].num_modes = ARRAY_SIZE(lcdc_vga_modes); } if (sw & SW41_A) { diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index 1e7b0e2e764d..9d10a3cb8797 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -37,11 +37,20 @@ static void __devinit pcibios_scanbus(struct pci_channel *hose) static int next_busno; static int need_domain_info; LIST_HEAD(resources); + struct resource *res; + resource_size_t offset; int i; struct pci_bus *bus; - for (i = 0; i < hose->nr_resources; i++) - pci_add_resource(&resources, hose->resources + i); + for (i = 0; i < hose->nr_resources; i++) { + res = hose->resources + i; + offset = 0; + if (res->flags & IORESOURCE_IO) + offset = hose->io_offset; + else if (res->flags & IORESOURCE_MEM) + offset = hose->mem_offset; + pci_add_resource_offset(&resources, res, offset); + } bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose, &resources); @@ -143,42 +152,12 @@ static int __init pcibios_init(void) } subsys_initcall(pcibios_init); -static void pcibios_fixup_device_resources(struct pci_dev *dev, - struct pci_bus *bus) -{ - /* Update device resources. */ - struct pci_channel *hose = bus->sysdata; - unsigned long offset = 0; - int i; - - for (i = 0; i < PCI_NUM_RESOURCES; i++) { - if (!dev->resource[i].start) - continue; - if (dev->resource[i].flags & IORESOURCE_IO) - offset = hose->io_offset; - else if (dev->resource[i].flags & IORESOURCE_MEM) - offset = hose->mem_offset; - - dev->resource[i].start += offset; - dev->resource[i].end += offset; - } -} - /* * Called after each bus is probed, but before its children * are examined. */ void __devinit pcibios_fixup_bus(struct pci_bus *bus) { - struct pci_dev *dev; - struct list_head *ln; - - for (ln = bus->devices.next; ln != &bus->devices; ln = ln->next) { - dev = pci_dev_b(ln); - - if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI) - pcibios_fixup_device_resources(dev, bus); - } } /* @@ -208,36 +187,6 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res, return start; } -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - struct pci_channel *hose = dev->sysdata; - unsigned long offset = 0; - - if (res->flags & IORESOURCE_IO) - offset = hose->io_offset; - else if (res->flags & IORESOURCE_MEM) - offset = hose->mem_offset; - - region->start = res->start - offset; - region->end = res->end - offset; -} - -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - struct pci_channel *hose = dev->sysdata; - unsigned long offset = 0; - - if (res->flags & IORESOURCE_IO) - offset = hose->io_offset; - else if (res->flags & IORESOURCE_MEM) - offset = hose->mem_offset; - - res->start = region->start + offset; - res->end = region->end + offset; -} - int pcibios_enable_device(struct pci_dev *dev, int mask) { return pci_enable_resources(dev, mask); @@ -381,8 +330,6 @@ EXPORT_SYMBOL(pci_iounmap); #endif /* CONFIG_GENERIC_IOMAP */ #ifdef CONFIG_HOTPLUG -EXPORT_SYMBOL(pcibios_resource_to_bus); -EXPORT_SYMBOL(pcibios_bus_to_resource); EXPORT_SYMBOL(PCIBIOS_MIN_IO); EXPORT_SYMBOL(PCIBIOS_MIN_MEM); #endif diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h index cb21e2399dc1..bff96c2e7d25 100644 --- a/arch/sh/include/asm/pci.h +++ b/arch/sh/include/asm/pci.h @@ -114,12 +114,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev, /* Board-specific fixup routines. */ int pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin); -extern void pcibios_resource_to_bus(struct pci_dev *dev, - struct pci_bus_region *region, struct resource *res); - -extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region); - #define pci_domain_nr(bus) ((struct pci_channel *)(bus)->sysdata)->index static inline int pci_proc_domain(struct pci_bus *bus) diff --git a/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h b/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h index 07e635b0e04c..ba3d93d333f8 100644 --- a/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h +++ b/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h @@ -4,21 +4,21 @@ #include <video/sh_mobile_lcdc.h> #if defined(CONFIG_FB_SH_MOBILE_LCDC) || defined(CONFIG_FB_SH_MOBILE_LCDC_MODULE) -void kfr2r09_lcd_on(void *board_data, struct fb_info *info); -void kfr2r09_lcd_off(void *board_data); -int kfr2r09_lcd_setup(void *board_data, void *sys_ops_handle, +void kfr2r09_lcd_on(void); +void kfr2r09_lcd_off(void); +int kfr2r09_lcd_setup(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops); -void kfr2r09_lcd_start(void *board_data, void *sys_ops_handle, +void kfr2r09_lcd_start(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops); #else -static void kfr2r09_lcd_on(void *board_data) {} -static void kfr2r09_lcd_off(void *board_data) {} -static int kfr2r09_lcd_setup(void *board_data, void *sys_ops_handle, +static void kfr2r09_lcd_on(void) {} +static void kfr2r09_lcd_off(void) {} +static int kfr2r09_lcd_setup(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops) { return -ENODEV; } -static void kfr2r09_lcd_start(void *board_data, void *sys_ops_handle, +static void kfr2r09_lcd_start(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops) { } diff --git a/arch/sh/include/mach-migor/mach/migor.h b/arch/sh/include/mach-migor/mach/migor.h index 42fccf93412e..7de7bb74c290 100644 --- a/arch/sh/include/mach-migor/mach/migor.h +++ b/arch/sh/include/mach-migor/mach/migor.h @@ -9,7 +9,7 @@ #include <video/sh_mobile_lcdc.h> -int migor_lcd_qvga_setup(void *board_data, void *sys_ops_handle, +int migor_lcd_qvga_setup(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops); #endif /* __ASM_SH_MIGOR_H */ diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c index 1d6d51a1ce79..5ca579720a09 100644 --- a/arch/sh/kernel/vsyscall/vsyscall.c +++ b/arch/sh/kernel/vsyscall/vsyscall.c @@ -73,8 +73,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) ret = install_special_mapping(mm, addr, PAGE_SIZE, VM_READ | VM_EXEC | - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC | - VM_ALWAYSDUMP, + VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC, syscall_pages); if (unlikely(ret)) goto up_fail; diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index ca5580e4d813..1666de84d477 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -29,6 +29,7 @@ config SPARC select GENERIC_IRQ_SHOW select USE_GENERIC_SMP_HELPERS if SMP select GENERIC_PCI_IOMAP + select HAVE_NMI_WATCHDOG if SPARC64 config SPARC32 def_bool !64BIT diff --git a/arch/sparc/include/asm/irq_64.h b/arch/sparc/include/asm/irq_64.h index 16dcae6d56e7..abf6afe82ca8 100644 --- a/arch/sparc/include/asm/irq_64.h +++ b/arch/sparc/include/asm/irq_64.h @@ -95,7 +95,6 @@ void arch_trigger_all_cpu_backtrace(void); extern void *hardirq_stack[NR_CPUS]; extern void *softirq_stack[NR_CPUS]; #define __ARCH_HAS_DO_SOFTIRQ -#define ARCH_HAS_NMI_WATCHDOG #define NO_IRQ 0xffffffff diff --git a/arch/sparc/include/asm/pci_32.h b/arch/sparc/include/asm/pci_32.h index 6de7f7bf956a..dc503297481f 100644 --- a/arch/sparc/include/asm/pci_32.h +++ b/arch/sparc/include/asm/pci_32.h @@ -52,14 +52,6 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev, * 64Kbytes by the Host controller. */ -extern void -pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res); - -extern void -pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region); - static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) { return PCI_IRQ_NONE; diff --git a/arch/sparc/include/asm/pci_64.h b/arch/sparc/include/asm/pci_64.h index 755a4bb6bcd3..1633b718d3bc 100644 --- a/arch/sparc/include/asm/pci_64.h +++ b/arch/sparc/include/asm/pci_64.h @@ -73,14 +73,6 @@ extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, enum pci_mmap_state mmap_state, int write_combine); -extern void -pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res); - -extern void -pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region); - static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) { return PCI_IRQ_NONE; diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c index c7bec25fdb1c..aba6b958b2a5 100644 --- a/arch/sparc/kernel/leon_pci.c +++ b/arch/sparc/kernel/leon_pci.c @@ -15,14 +15,19 @@ /* The LEON architecture does not rely on a BIOS or bootloader to setup * PCI for us. The Linux generic routines are used to setup resources, - * reset values of confuration-space registers settings ae preseved. + * reset values of configuration-space register settings are preserved. + * + * PCI Memory and Prefetchable Memory is direct-mapped. However I/O Space is + * accessed through a Window which is translated to low 64KB in PCI space, the + * first 4KB is not used so 60KB is available. */ void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info) { LIST_HEAD(resources); struct pci_bus *root_bus; - pci_add_resource(&resources, &info->io_space); + pci_add_resource_offset(&resources, &info->io_space, + info->io_space.start - 0x1000); pci_add_resource(&resources, &info->mem_space); root_bus = pci_scan_root_bus(&ofdev->dev, 0, info->ops, info, @@ -38,44 +43,6 @@ void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info) } } -/* PCI Memory and Prefetchable Memory is direct-mapped. However I/O Space is - * accessed through a Window which is translated to low 64KB in PCI space, the - * first 4KB is not used so 60KB is available. - * - * This function is used by generic code to translate resource addresses into - * PCI addresses. - */ -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, - struct resource *res) -{ - struct leon_pci_info *info = dev->bus->sysdata; - - region->start = res->start; - region->end = res->end; - - if (res->flags & IORESOURCE_IO) { - region->start -= (info->io_space.start - 0x1000); - region->end -= (info->io_space.start - 0x1000); - } -} -EXPORT_SYMBOL(pcibios_resource_to_bus); - -/* see pcibios_resource_to_bus() comment */ -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, - struct pci_bus_region *region) -{ - struct leon_pci_info *info = dev->bus->sysdata; - - res->start = region->start; - res->end = region->end; - - if (res->flags & IORESOURCE_IO) { - res->start += (info->io_space.start - 0x1000); - res->end += (info->io_space.start - 0x1000); - } -} -EXPORT_SYMBOL(pcibios_bus_to_resource); - void __devinit pcibios_fixup_bus(struct pci_bus *pbus) { struct leon_pci_info *info = pbus->sysdata; diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c index bb8bc2e519ac..fdaf21811670 100644 --- a/arch/sparc/kernel/pci.c +++ b/arch/sparc/kernel/pci.c @@ -375,13 +375,6 @@ static void __devinit apb_calc_first_last(u8 map, u32 *first_p, u32 *last_p) *last_p = last; } -static void pci_resource_adjust(struct resource *res, - struct resource *root) -{ - res->start += root->start; - res->end += root->start; -} - /* For PCI bus devices which lack a 'ranges' property we interrogate * the config space values to set the resources, just like the generic * Linux PCI probing code does. @@ -390,7 +383,8 @@ static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev, struct pci_bus *bus, struct pci_pbm_info *pbm) { - struct resource *res; + struct pci_bus_region region; + struct resource *res, res2; u8 io_base_lo, io_limit_lo; u16 mem_base_lo, mem_limit_lo; unsigned long base, limit; @@ -412,11 +406,14 @@ static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev, res = bus->resource[0]; if (base <= limit) { res->flags = (io_base_lo & PCI_IO_RANGE_TYPE_MASK) | IORESOURCE_IO; + res2.flags = res->flags; + region.start = base; + region.end = limit + 0xfff; + pcibios_bus_to_resource(dev, &res2, ®ion); if (!res->start) - res->start = base; + res->start = res2.start; if (!res->end) - res->end = limit + 0xfff; - pci_resource_adjust(res, &pbm->io_space); + res->end = res2.end; } pci_read_config_word(dev, PCI_MEMORY_BASE, &mem_base_lo); @@ -428,9 +425,9 @@ static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev, if (base <= limit) { res->flags = ((mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM); - res->start = base; - res->end = limit + 0xfffff; - pci_resource_adjust(res, &pbm->mem_space); + region.start = base; + region.end = limit + 0xfffff; + pcibios_bus_to_resource(dev, res, ®ion); } pci_read_config_word(dev, PCI_PREF_MEMORY_BASE, &mem_base_lo); @@ -459,9 +456,9 @@ static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev, if (base <= limit) { res->flags = ((mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH); - res->start = base; - res->end = limit + 0xfffff; - pci_resource_adjust(res, &pbm->mem_space); + region.start = base; + region.end = limit + 0xfffff; + pcibios_bus_to_resource(dev, res, ®ion); } } @@ -472,6 +469,7 @@ static void __devinit apb_fake_ranges(struct pci_dev *dev, struct pci_bus *bus, struct pci_pbm_info *pbm) { + struct pci_bus_region region; struct resource *res; u32 first, last; u8 map; @@ -479,18 +477,18 @@ static void __devinit apb_fake_ranges(struct pci_dev *dev, pci_read_config_byte(dev, APB_IO_ADDRESS_MAP, &map); apb_calc_first_last(map, &first, &last); res = bus->resource[0]; - res->start = (first << 21); - res->end = (last << 21) + ((1 << 21) - 1); res->flags = IORESOURCE_IO; - pci_resource_adjust(res, &pbm->io_space); + region.start = (first << 21); + region.end = (last << 21) + ((1 << 21) - 1); + pcibios_bus_to_resource(dev, res, ®ion); pci_read_config_byte(dev, APB_MEM_ADDRESS_MAP, &map); apb_calc_first_last(map, &first, &last); res = bus->resource[1]; - res->start = (first << 21); - res->end = (last << 21) + ((1 << 21) - 1); res->flags = IORESOURCE_MEM; - pci_resource_adjust(res, &pbm->mem_space); + region.start = (first << 21); + region.end = (last << 21) + ((1 << 21) - 1); + pcibios_bus_to_resource(dev, res, ®ion); } static void __devinit pci_of_scan_bus(struct pci_pbm_info *pbm, @@ -506,6 +504,7 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm, struct pci_bus *bus; const u32 *busrange, *ranges; int len, i, simba; + struct pci_bus_region region; struct resource *res; unsigned int flags; u64 size; @@ -556,8 +555,6 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm, } i = 1; for (; len >= 32; len -= 32, ranges += 8) { - struct resource *root; - flags = pci_parse_of_flags(ranges[0]); size = GET_64BIT(ranges, 6); if (flags == 0 || size == 0) @@ -569,7 +566,6 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm, " for bridge %s\n", node->full_name); continue; } - root = &pbm->io_space; } else { if (i >= PCI_NUM_RESOURCES - PCI_BRIDGE_RESOURCES) { printk(KERN_ERR "PCI: too many memory ranges" @@ -578,18 +574,12 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm, } res = bus->resource[i]; ++i; - root = &pbm->mem_space; } - res->start = GET_64BIT(ranges, 1); - res->end = res->start + size - 1; res->flags = flags; - - /* Another way to implement this would be to add an of_device - * layer routine that can calculate a resource for a given - * range property value in a PCI device. - */ - pci_resource_adjust(res, root); + region.start = GET_64BIT(ranges, 1); + region.end = region.start + size - 1; + pcibios_bus_to_resource(dev, res, ®ion); } after_ranges: sprintf(bus->name, "PCI Bus %04x:%02x", pci_domain_nr(bus), @@ -691,8 +681,10 @@ struct pci_bus * __devinit pci_scan_one_pbm(struct pci_pbm_info *pbm, printk("PCI: Scanning PBM %s\n", node->full_name); - pci_add_resource(&resources, &pbm->io_space); - pci_add_resource(&resources, &pbm->mem_space); + pci_add_resource_offset(&resources, &pbm->io_space, + pbm->io_space.start); + pci_add_resource_offset(&resources, &pbm->mem_space, + pbm->mem_space.start); bus = pci_create_root_bus(parent, pbm->pci_first_busno, pbm->pci_ops, pbm, &resources); if (!bus) { @@ -755,46 +747,6 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) return 0; } -void pcibios_resource_to_bus(struct pci_dev *pdev, struct pci_bus_region *region, - struct resource *res) -{ - struct pci_pbm_info *pbm = pdev->bus->sysdata; - struct resource zero_res, *root; - - zero_res.start = 0; - zero_res.end = 0; - zero_res.flags = res->flags; - - if (res->flags & IORESOURCE_IO) - root = &pbm->io_space; - else - root = &pbm->mem_space; - - pci_resource_adjust(&zero_res, root); - - region->start = res->start - zero_res.start; - region->end = res->end - zero_res.start; -} -EXPORT_SYMBOL(pcibios_resource_to_bus); - -void pcibios_bus_to_resource(struct pci_dev *pdev, struct resource *res, - struct pci_bus_region *region) -{ - struct pci_pbm_info *pbm = pdev->bus->sysdata; - struct resource *root; - - res->start = region->start; - res->end = region->end; - - if (res->flags & IORESOURCE_IO) - root = &pbm->io_space; - else - root = &pbm->mem_space; - - pci_resource_adjust(res, root); -} -EXPORT_SYMBOL(pcibios_bus_to_resource); - char * __devinit pcibios_setup(char *str) { return str; diff --git a/arch/tile/mm/elf.c b/arch/tile/mm/elf.c index 55e58e93bfc5..1a00fb64fc88 100644 --- a/arch/tile/mm/elf.c +++ b/arch/tile/mm/elf.c @@ -117,17 +117,11 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, /* * MAYWRITE to allow gdb to COW and set breakpoints - * - * Make sure the vDSO gets into every core dump. Dumping its - * contents makes post-mortem fully interpretable later - * without matching up the same kernel and hardware config to - * see what PC values meant. */ vdso_base = VDSO_BASE; retval = install_special_mapping(mm, vdso_base, PAGE_SIZE, VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| - VM_ALWAYSDUMP, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, vdso_pages); #ifndef __tilegx__ diff --git a/arch/um/kernel/signal.c b/arch/um/kernel/signal.c index e8b889d3bce7..fb12f4c5e649 100644 --- a/arch/um/kernel/signal.c +++ b/arch/um/kernel/signal.c @@ -65,21 +65,10 @@ static int handle_signal(struct pt_regs *regs, unsigned long signr, #endif err = setup_signal_stack_si(sp, signr, ka, regs, info, oldset); - if (err) { - spin_lock_irq(¤t->sighand->siglock); - current->blocked = *oldset; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + if (err) force_sigsegv(signr, current); - } else { - spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked, ¤t->blocked, - &ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(¤t->blocked, signr); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - } + else + block_sigmask(ka, signr); return err; } @@ -162,12 +151,11 @@ int do_signal(void) */ long sys_sigsuspend(int history0, int history1, old_sigset_t mask) { + sigset_t blocked; + mask &= _BLOCKABLE; - spin_lock_irq(¤t->sighand->siglock); - current->saved_sigmask = current->blocked; - siginitset(¤t->blocked, mask); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + siginitset(&blocked, mask); + set_current_blocked(&blocked); current->state = TASK_INTERRUPTIBLE; schedule(); diff --git a/arch/unicore32/include/asm/pci.h b/arch/unicore32/include/asm/pci.h index dd3867727c35..f5e108f4a151 100644 --- a/arch/unicore32/include/asm/pci.h +++ b/arch/unicore32/include/asm/pci.h @@ -14,6 +14,7 @@ #ifdef __KERNEL__ #include <asm-generic/pci-dma-compat.h> +#include <asm-generic/pci-bridge.h> #include <asm-generic/pci.h> #include <mach/hardware.h> /* for PCIBIOS_MIN_* */ diff --git a/arch/unicore32/kernel/pci.c b/arch/unicore32/kernel/pci.c index a8f07fe10cad..2fc2b1ba825e 100644 --- a/arch/unicore32/kernel/pci.c +++ b/arch/unicore32/kernel/pci.c @@ -21,7 +21,6 @@ #include <linux/io.h> static int debug_pci; -static int use_firmware; #define CONFIG_CMD(bus, devfn, where) \ (0x80000000 | (bus->number << 16) | (devfn << 8) | (where & ~3)) @@ -276,7 +275,7 @@ static int __init pci_common_init(void) pci_fixup_irqs(pci_common_swizzle, pci_puv3_map_irq); - if (!use_firmware) { + if (!pci_has_flag(PCI_PROBE_ONLY)) { /* * Size the bridge windows. */ @@ -303,7 +302,7 @@ char * __devinit pcibios_setup(char *str) debug_pci = 1; return NULL; } else if (!strcmp(str, "firmware")) { - use_firmware = 1; + pci_add_flags(PCI_PROBE_ONLY); return NULL; } return str; diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c index 52edc2b62873..432b4291f37b 100644 --- a/arch/unicore32/kernel/process.c +++ b/arch/unicore32/kernel/process.c @@ -381,7 +381,7 @@ int vectors_user_mapping(void) return install_special_mapping(mm, 0xffff0000, PAGE_SIZE, VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYEXEC | - VM_ALWAYSDUMP | VM_RESERVED, + VM_RESERVED, NULL); } diff --git a/arch/x86/crypto/camellia_glue.c b/arch/x86/crypto/camellia_glue.c index 1ca36a93fd2f..3306dc0b139e 100644 --- a/arch/x86/crypto/camellia_glue.c +++ b/arch/x86/crypto/camellia_glue.c @@ -1925,7 +1925,7 @@ static int force; module_param(force, int, 0); MODULE_PARM_DESC(force, "Force module load, ignore CPU blacklist"); -int __init init(void) +static int __init init(void) { if (!force && is_blacklisted_cpu()) { printk(KERN_INFO @@ -1938,7 +1938,7 @@ int __init init(void) return crypto_register_algs(camellia_algs, ARRAY_SIZE(camellia_algs)); } -void __exit fini(void) +static void __exit fini(void) { crypto_unregister_algs(camellia_algs, ARRAY_SIZE(camellia_algs)); } diff --git a/arch/x86/crypto/twofish_glue_3way.c b/arch/x86/crypto/twofish_glue_3way.c index 408fc0c5814e..922ab24cce31 100644 --- a/arch/x86/crypto/twofish_glue_3way.c +++ b/arch/x86/crypto/twofish_glue_3way.c @@ -668,7 +668,7 @@ static int force; module_param(force, int, 0); MODULE_PARM_DESC(force, "Force module load, ignore CPU blacklist"); -int __init init(void) +static int __init init(void) { if (!force && is_blacklisted_cpu()) { printk(KERN_INFO @@ -681,7 +681,7 @@ int __init init(void) return crypto_register_algs(tf_algs, ARRAY_SIZE(tf_algs)); } -void __exit fini(void) +static void __exit fini(void) { crypto_unregister_algs(tf_algs, ARRAY_SIZE(tf_algs)); } diff --git a/arch/x86/include/asm/kgdb.h b/arch/x86/include/asm/kgdb.h index 77e95f54570a..332f98c9111f 100644 --- a/arch/x86/include/asm/kgdb.h +++ b/arch/x86/include/asm/kgdb.h @@ -64,11 +64,15 @@ enum regnames { GDB_PS, /* 17 */ GDB_CS, /* 18 */ GDB_SS, /* 19 */ + GDB_DS, /* 20 */ + GDB_ES, /* 21 */ + GDB_FS, /* 22 */ + GDB_GS, /* 23 */ }; #define GDB_ORIG_AX 57 -#define DBG_MAX_REG_NUM 20 -/* 17 64 bit regs and 3 32 bit regs */ -#define NUMREGBYTES ((17 * 8) + (3 * 4)) +#define DBG_MAX_REG_NUM 24 +/* 17 64 bit regs and 5 32 bit regs */ +#define NUMREGBYTES ((17 * 8) + (5 * 4)) #endif /* ! CONFIG_X86_32 */ static inline void arch_kgdb_breakpoint(void) diff --git a/arch/x86/include/asm/xen/interface.h b/arch/x86/include/asm/xen/interface.h index a1f2db5f1170..cbf0c9d50b92 100644 --- a/arch/x86/include/asm/xen/interface.h +++ b/arch/x86/include/asm/xen/interface.h @@ -56,6 +56,7 @@ DEFINE_GUEST_HANDLE(int); DEFINE_GUEST_HANDLE(long); DEFINE_GUEST_HANDLE(void); DEFINE_GUEST_HANDLE(uint64_t); +DEFINE_GUEST_HANDLE(uint32_t); #endif #ifndef HYPERVISOR_VIRT_START diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index 0a18d16cb58d..fa2900c0e398 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -643,14 +643,14 @@ static bool __perf_sched_find_counter(struct perf_sched *sched) /* Prefer fixed purpose counters */ if (x86_pmu.num_counters_fixed) { idx = X86_PMC_IDX_FIXED; - for_each_set_bit_cont(idx, c->idxmsk, X86_PMC_IDX_MAX) { + for_each_set_bit_from(idx, c->idxmsk, X86_PMC_IDX_MAX) { if (!__test_and_set_bit(idx, sched->state.used)) goto done; } } /* Grab the first unused counter starting with idx */ idx = sched->state.counter; - for_each_set_bit_cont(idx, c->idxmsk, X86_PMC_IDX_FIXED) { + for_each_set_bit_from(idx, c->idxmsk, X86_PMC_IDX_FIXED) { if (!__test_and_set_bit(idx, sched->state.used)) goto done; } diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c index 313fb5cddbce..43e2b1cff0a7 100644 --- a/arch/x86/kernel/irqinit.c +++ b/arch/x86/kernel/irqinit.c @@ -306,10 +306,10 @@ void __init native_init_IRQ(void) * us. (some of these will be overridden and become * 'special' SMP interrupts) */ - for (i = FIRST_EXTERNAL_VECTOR; i < NR_VECTORS; i++) { + i = FIRST_EXTERNAL_VECTOR; + for_each_clear_bit_from(i, used_vectors, NR_VECTORS) { /* IA32_SYSCALL_VECTOR could be used in trap_init already. */ - if (!test_bit(i, used_vectors)) - set_intr_gate(i, interrupt[i-FIRST_EXTERNAL_VECTOR]); + set_intr_gate(i, interrupt[i - FIRST_EXTERNAL_VECTOR]); } if (!acpi_ioapic && !of_ioapic) diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c index faba5771acad..fdc37b3d0ce3 100644 --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -67,8 +67,6 @@ struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = { "ss", 4, offsetof(struct pt_regs, ss) }, { "ds", 4, offsetof(struct pt_regs, ds) }, { "es", 4, offsetof(struct pt_regs, es) }, - { "fs", 4, -1 }, - { "gs", 4, -1 }, #else { "ax", 8, offsetof(struct pt_regs, ax) }, { "bx", 8, offsetof(struct pt_regs, bx) }, @@ -90,7 +88,11 @@ struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = { "flags", 4, offsetof(struct pt_regs, flags) }, { "cs", 4, offsetof(struct pt_regs, cs) }, { "ss", 4, offsetof(struct pt_regs, ss) }, + { "ds", 4, -1 }, + { "es", 4, -1 }, #endif + { "fs", 4, -1 }, + { "gs", 4, -1 }, }; int dbg_set_reg(int regno, void *mem, struct pt_regs *regs) diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index 1c4d769e21ea..28e5e06fcba4 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c @@ -262,10 +262,11 @@ rootfs_initcall(pci_iommu_init); static __devinit void via_no_dac(struct pci_dev *dev) { - if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI && forbid_dac == 0) { + if (forbid_dac == 0) { dev_info(&dev->dev, "disabling DAC on VIA PCI bridge\n"); forbid_dac = 1; } } -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_ANY_ID, via_no_dac); +DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_VENDOR_ID_VIA, PCI_ANY_ID, + PCI_CLASS_BRIDGE_PCI, 8, via_no_dac); #endif diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c index 49a5cb55429b..ed2835e148b5 100644 --- a/arch/x86/pci/acpi.c +++ b/arch/x86/pci/acpi.c @@ -416,7 +416,12 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_pci_root *root) kfree(sd); } else { get_current_resources(device, busnum, domain, &resources); - if (list_empty(&resources)) + + /* + * _CRS with no apertures is normal, so only fall back to + * defaults or native bridge info if we're ignoring _CRS. + */ + if (!pci_use_crs) x86_pci_root_bus_resources(busnum, &resources); bus = pci_create_root_bus(NULL, busnum, &pci_root_ops, sd, &resources); diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c index 6dd89555fbfa..d0e6e403b4f6 100644 --- a/arch/x86/pci/fixup.c +++ b/arch/x86/pci/fixup.c @@ -164,11 +164,11 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8367_0, pci_fixup_ */ static void __devinit pci_fixup_transparent_bridge(struct pci_dev *dev) { - if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI && - (dev->device & 0xff00) == 0x2400) + if ((dev->device & 0xff00) == 0x2400) dev->transparent = 1; } -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_fixup_transparent_bridge); +DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, + PCI_CLASS_BRIDGE_PCI, 8, pci_fixup_transparent_bridge); /* * Fixup for C1 Halt Disconnect problem on nForce2 systems. @@ -322,9 +322,6 @@ static void __devinit pci_fixup_video(struct pci_dev *pdev) struct pci_bus *bus; u16 config; - if ((pdev->class >> 8) != PCI_CLASS_DISPLAY_VGA) - return; - /* Is VGA routed to us? */ bus = pdev->bus; while (bus) { @@ -353,7 +350,8 @@ static void __devinit pci_fixup_video(struct pci_dev *pdev) dev_printk(KERN_DEBUG, &pdev->dev, "Boot video device\n"); } } -DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_video); +DECLARE_PCI_FIXUP_CLASS_FINAL(PCI_ANY_ID, PCI_ANY_ID, + PCI_CLASS_DISPLAY_VGA, 8, pci_fixup_video); static const struct dmi_system_id __devinitconst msi_k8t_dmi_table[] = { diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 91821a1a0c3a..831971e731f7 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -39,6 +39,87 @@ #include <asm/io_apic.h> +/* + * This list of dynamic mappings is for temporarily maintaining + * original BIOS BAR addresses for possible reinstatement. + */ +struct pcibios_fwaddrmap { + struct list_head list; + struct pci_dev *dev; + resource_size_t fw_addr[DEVICE_COUNT_RESOURCE]; +}; + +static LIST_HEAD(pcibios_fwaddrmappings); +static DEFINE_SPINLOCK(pcibios_fwaddrmap_lock); + +/* Must be called with 'pcibios_fwaddrmap_lock' lock held. */ +static struct pcibios_fwaddrmap *pcibios_fwaddrmap_lookup(struct pci_dev *dev) +{ + struct pcibios_fwaddrmap *map; + + WARN_ON(!spin_is_locked(&pcibios_fwaddrmap_lock)); + + list_for_each_entry(map, &pcibios_fwaddrmappings, list) + if (map->dev == dev) + return map; + + return NULL; +} + +static void +pcibios_save_fw_addr(struct pci_dev *dev, int idx, resource_size_t fw_addr) +{ + unsigned long flags; + struct pcibios_fwaddrmap *map; + + spin_lock_irqsave(&pcibios_fwaddrmap_lock, flags); + map = pcibios_fwaddrmap_lookup(dev); + if (!map) { + spin_unlock_irqrestore(&pcibios_fwaddrmap_lock, flags); + map = kzalloc(sizeof(*map), GFP_KERNEL); + if (!map) + return; + + map->dev = pci_dev_get(dev); + map->fw_addr[idx] = fw_addr; + INIT_LIST_HEAD(&map->list); + + spin_lock_irqsave(&pcibios_fwaddrmap_lock, flags); + list_add_tail(&map->list, &pcibios_fwaddrmappings); + } else + map->fw_addr[idx] = fw_addr; + spin_unlock_irqrestore(&pcibios_fwaddrmap_lock, flags); +} + +resource_size_t pcibios_retrieve_fw_addr(struct pci_dev *dev, int idx) +{ + unsigned long flags; + struct pcibios_fwaddrmap *map; + resource_size_t fw_addr = 0; + + spin_lock_irqsave(&pcibios_fwaddrmap_lock, flags); + map = pcibios_fwaddrmap_lookup(dev); + if (map) + fw_addr = map->fw_addr[idx]; + spin_unlock_irqrestore(&pcibios_fwaddrmap_lock, flags); + + return fw_addr; +} + +static void pcibios_fw_addr_list_del(void) +{ + unsigned long flags; + struct pcibios_fwaddrmap *entry, *next; + + spin_lock_irqsave(&pcibios_fwaddrmap_lock, flags); + list_for_each_entry_safe(entry, next, &pcibios_fwaddrmappings, list) { + list_del(&entry->list); + pci_dev_put(entry->dev); + kfree(entry); + } + spin_unlock_irqrestore(&pcibios_fwaddrmap_lock, flags); +} + static int skip_isa_ioresource_align(struct pci_dev *dev) { @@ -182,7 +263,8 @@ static void __init pcibios_allocate_resources(int pass) idx, r, disabled, pass); if (pci_claim_resource(dev, idx) < 0) { /* We'll assign a new address later */ - dev->fw_addr[idx] = r->start; + pcibios_save_fw_addr(dev, + idx, r->start); r->end -= r->start; r->start = 0; } @@ -228,6 +310,7 @@ static int __init pcibios_assign_resources(void) } pci_assign_unassigned_resources(); + pcibios_fw_addr_list_del(); return 0; } diff --git a/arch/x86/pci/mrst.c b/arch/x86/pci/mrst.c index cb29191cee58..140942f66b31 100644 --- a/arch/x86/pci/mrst.c +++ b/arch/x86/pci/mrst.c @@ -43,6 +43,8 @@ #define PCI_FIXED_BAR_4_SIZE 0x14 #define PCI_FIXED_BAR_5_SIZE 0x1c +static int pci_soc_mode = 0; + /** * fixed_bar_cap - return the offset of the fixed BAR cap if found * @bus: PCI bus @@ -148,7 +150,9 @@ static bool type1_access_ok(unsigned int bus, unsigned int devfn, int reg) */ if (reg >= 0x100 || reg == PCI_STATUS || reg == PCI_HEADER_TYPE) return 0; - if (bus == 0 && (devfn == PCI_DEVFN(2, 0) || devfn == PCI_DEVFN(0, 0))) + if (bus == 0 && (devfn == PCI_DEVFN(2, 0) + || devfn == PCI_DEVFN(0, 0) + || devfn == PCI_DEVFN(3, 0))) return 1; return 0; /* langwell on others */ } @@ -231,14 +235,43 @@ struct pci_ops pci_mrst_ops = { */ int __init pci_mrst_init(void) { - printk(KERN_INFO "Moorestown platform detected, using MRST PCI ops\n"); + printk(KERN_INFO "Intel MID platform detected, using MID PCI ops\n"); pci_mmcfg_late_init(); pcibios_enable_irq = mrst_pci_irq_enable; pci_root_ops = pci_mrst_ops; + pci_soc_mode = 1; /* Continue with standard init */ return 1; } +/* Langwell devices are not true pci devices, they are not subject to 10 ms + * d3 to d0 delay required by pci spec. + */ +static void __devinit pci_d3delay_fixup(struct pci_dev *dev) +{ + /* PCI fixups are effectively decided compile time. If we have a dual + SoC/non-SoC kernel we don't want to mangle d3 on non SoC devices */ + if (!pci_soc_mode) + return; + /* true pci devices in lincroft should allow type 1 access, the rest + * are langwell fake pci devices. + */ + if (type1_access_ok(dev->bus->number, dev->devfn, PCI_DEVICE_ID)) + return; + dev->d3_delay = 0; +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_d3delay_fixup); + +static void __devinit mrst_power_off_unused_dev(struct pci_dev *dev) +{ + pci_set_power_state(dev, PCI_D3cold); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0801, mrst_power_off_unused_dev); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0809, mrst_power_off_unused_dev); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x080C, mrst_power_off_unused_dev); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0812, mrst_power_off_unused_dev); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x0815, mrst_power_off_unused_dev); + /* * Langwell devices reside at fixed offsets, don't try to move them. */ @@ -248,6 +281,9 @@ static void __devinit pci_fixed_bar_fixup(struct pci_dev *dev) u32 size; int i; + if (!pci_soc_mode) + return; + /* Must have extended configuration space */ if (dev->cfg_size < PCIE_CAP_OFFSET + 4) return; diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c index d99346ea8fdb..7415aa927913 100644 --- a/arch/x86/pci/xen.c +++ b/arch/x86/pci/xen.c @@ -324,6 +324,32 @@ static int xen_initdom_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) out: return ret; } + +static void xen_initdom_restore_msi_irqs(struct pci_dev *dev, int irq) +{ + int ret = 0; + + if (pci_seg_supported) { + struct physdev_pci_device restore_ext; + + restore_ext.seg = pci_domain_nr(dev->bus); + restore_ext.bus = dev->bus->number; + restore_ext.devfn = dev->devfn; + ret = HYPERVISOR_physdev_op(PHYSDEVOP_restore_msi_ext, + &restore_ext); + if (ret == -ENOSYS) + pci_seg_supported = false; + WARN(ret && ret != -ENOSYS, "restore_msi_ext -> %d\n", ret); + } + if (!pci_seg_supported) { + struct physdev_restore_msi restore; + + restore.bus = dev->bus->number; + restore.devfn = dev->devfn; + ret = HYPERVISOR_physdev_op(PHYSDEVOP_restore_msi, &restore); + WARN(ret && ret != -ENOSYS, "restore_msi -> %d\n", ret); + } +} #endif static void xen_teardown_msi_irqs(struct pci_dev *dev) @@ -446,6 +472,7 @@ int __init pci_xen_initial_domain(void) #ifdef CONFIG_PCI_MSI x86_msi.setup_msi_irqs = xen_initdom_setup_msi_irqs; x86_msi.teardown_msi_irq = xen_teardown_msi_irq; + x86_msi.restore_msi_irqs = xen_initdom_restore_msi_irqs; #endif xen_setup_acpi_sci(); __acpi_register_gsi = acpi_register_gsi_xen; diff --git a/arch/x86/platform/mrst/mrst.c b/arch/x86/platform/mrst/mrst.c index 721e65285dce..e0a37233c0af 100644 --- a/arch/x86/platform/mrst/mrst.c +++ b/arch/x86/platform/mrst/mrst.c @@ -28,6 +28,8 @@ #include <linux/module.h> #include <linux/notifier.h> #include <linux/mfd/intel_msic.h> +#include <linux/gpio.h> +#include <linux/i2c/tc35876x.h> #include <asm/setup.h> #include <asm/mpspec_def.h> @@ -675,6 +677,19 @@ static void *msic_thermal_platform_data(void *info) return msic_generic_platform_data(info, INTEL_MSIC_BLOCK_THERMAL); } +/* tc35876x DSI-LVDS bridge chip and panel platform data */ +static void *tc35876x_platform_data(void *data) +{ + static struct tc35876x_platform_data pdata; + + /* gpio pins set to -1 will not be used by the driver */ + pdata.gpio_bridge_reset = get_gpio_by_name("LCMB_RXEN"); + pdata.gpio_panel_bl_en = get_gpio_by_name("6S6P_BL_EN"); + pdata.gpio_panel_vadd = get_gpio_by_name("EN_VREG_LCD_V3P3"); + + return &pdata; +} + static const struct devs_id __initconst device_ids[] = { {"bma023", SFI_DEV_TYPE_I2C, 1, &no_platform_data}, {"pmic_gpio", SFI_DEV_TYPE_SPI, 1, &pmic_gpio_platform_data}, @@ -687,6 +702,7 @@ static const struct devs_id __initconst device_ids[] = { {"i2c_accel", SFI_DEV_TYPE_I2C, 0, &lis331dl_platform_data}, {"pmic_audio", SFI_DEV_TYPE_IPC, 1, &no_platform_data}, {"mpu3050", SFI_DEV_TYPE_I2C, 1, &mpu3050_platform_data}, + {"i2c_disp_brig", SFI_DEV_TYPE_I2C, 0, &tc35876x_platform_data}, /* MSIC subdevices */ {"msic_battery", SFI_DEV_TYPE_IPC, 1, &msic_battery_platform_data}, diff --git a/arch/x86/um/mem_32.c b/arch/x86/um/mem_32.c index 639900a6fde9..f40281e5d6a2 100644 --- a/arch/x86/um/mem_32.c +++ b/arch/x86/um/mem_32.c @@ -23,14 +23,6 @@ static int __init gate_vma_init(void) gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC; gate_vma.vm_page_prot = __P101; - /* - * Make sure the vDSO gets into every core dump. - * Dumping its contents makes post-mortem fully interpretable later - * without matching up the same kernel and hardware config to see - * what PC values meant. - */ - gate_vma.vm_flags |= VM_ALWAYSDUMP; - return 0; } __initcall(gate_vma_init); diff --git a/arch/x86/um/vdso/vma.c b/arch/x86/um/vdso/vma.c index 91f4ec9a0a56..af91901babb8 100644 --- a/arch/x86/um/vdso/vma.c +++ b/arch/x86/um/vdso/vma.c @@ -64,8 +64,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) err = install_special_mapping(mm, um_vdso_addr, PAGE_SIZE, VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| - VM_ALWAYSDUMP, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, vdsop); up_write(&mm->mmap_sem); diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c index 468d591dde31..a944020fa859 100644 --- a/arch/x86/vdso/vdso32-setup.c +++ b/arch/x86/vdso/vdso32-setup.c @@ -250,13 +250,7 @@ static int __init gate_vma_init(void) gate_vma.vm_end = FIXADDR_USER_END; gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC; gate_vma.vm_page_prot = __P101; - /* - * Make sure the vDSO gets into every core dump. - * Dumping its contents makes post-mortem fully interpretable later - * without matching up the same kernel and hardware config to see - * what PC values meant. - */ - gate_vma.vm_flags |= VM_ALWAYSDUMP; + return 0; } @@ -343,17 +337,10 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) if (compat_uses_vma || !compat) { /* * MAYWRITE to allow gdb to COW and set breakpoints - * - * Make sure the vDSO gets into every core dump. - * Dumping its contents makes post-mortem fully - * interpretable later without matching up the same - * kernel and hardware config to see what PC values - * meant. */ ret = install_special_mapping(mm, addr, PAGE_SIZE, VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| - VM_ALWAYSDUMP, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, vdso32_pages); if (ret) diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c index 153407c35b75..17e18279649f 100644 --- a/arch/x86/vdso/vma.c +++ b/arch/x86/vdso/vma.c @@ -124,8 +124,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) ret = install_special_mapping(mm, addr, vdso_size, VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| - VM_ALWAYSDUMP, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, vdso_pages); if (ret) { current->mm->context.vdso = NULL; diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 4172af8ceeb3..b132ade26f77 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -62,6 +62,15 @@ #include <asm/reboot.h> #include <asm/stackprotector.h> #include <asm/hypervisor.h> +#include <asm/mwait.h> + +#ifdef CONFIG_ACPI +#include <linux/acpi.h> +#include <asm/acpi.h> +#include <acpi/pdc_intel.h> +#include <acpi/processor.h> +#include <xen/interface/platform.h> +#endif #include "xen-ops.h" #include "mmu.h" @@ -200,13 +209,17 @@ static void __init xen_banner(void) static __read_mostly unsigned int cpuid_leaf1_edx_mask = ~0; static __read_mostly unsigned int cpuid_leaf1_ecx_mask = ~0; +static __read_mostly unsigned int cpuid_leaf1_ecx_set_mask; +static __read_mostly unsigned int cpuid_leaf5_ecx_val; +static __read_mostly unsigned int cpuid_leaf5_edx_val; + static void xen_cpuid(unsigned int *ax, unsigned int *bx, unsigned int *cx, unsigned int *dx) { unsigned maskebx = ~0; unsigned maskecx = ~0; unsigned maskedx = ~0; - + unsigned setecx = 0; /* * Mask out inconvenient features, to try and disable as many * unsupported kernel subsystems as possible. @@ -214,9 +227,18 @@ static void xen_cpuid(unsigned int *ax, unsigned int *bx, switch (*ax) { case 1: maskecx = cpuid_leaf1_ecx_mask; + setecx = cpuid_leaf1_ecx_set_mask; maskedx = cpuid_leaf1_edx_mask; break; + case CPUID_MWAIT_LEAF: + /* Synthesize the values.. */ + *ax = 0; + *bx = 0; + *cx = cpuid_leaf5_ecx_val; + *dx = cpuid_leaf5_edx_val; + return; + case 0xb: /* Suppress extended topology stuff */ maskebx = 0; @@ -232,9 +254,75 @@ static void xen_cpuid(unsigned int *ax, unsigned int *bx, *bx &= maskebx; *cx &= maskecx; + *cx |= setecx; *dx &= maskedx; + } +static bool __init xen_check_mwait(void) +{ +#ifdef CONFIG_ACPI + struct xen_platform_op op = { + .cmd = XENPF_set_processor_pminfo, + .u.set_pminfo.id = -1, + .u.set_pminfo.type = XEN_PM_PDC, + }; + uint32_t buf[3]; + unsigned int ax, bx, cx, dx; + unsigned int mwait_mask; + + /* We need to determine whether it is OK to expose the MWAIT + * capability to the kernel to harvest deeper than C3 states from ACPI + * _CST using the processor_harvest_xen.c module. For this to work, we + * need to gather the MWAIT_LEAF values (which the cstate.c code + * checks against). The hypervisor won't expose the MWAIT flag because + * it would break backwards compatibility; so we will find out directly + * from the hardware and hypercall. + */ + if (!xen_initial_domain()) + return false; + + ax = 1; + cx = 0; + + native_cpuid(&ax, &bx, &cx, &dx); + + mwait_mask = (1 << (X86_FEATURE_EST % 32)) | + (1 << (X86_FEATURE_MWAIT % 32)); + + if ((cx & mwait_mask) != mwait_mask) + return false; + + /* We need to emulate the MWAIT_LEAF and for that we need both + * ecx and edx. The hypercall provides only partial information. + */ + + ax = CPUID_MWAIT_LEAF; + bx = 0; + cx = 0; + dx = 0; + + native_cpuid(&ax, &bx, &cx, &dx); + + /* Ask the Hypervisor whether to clear ACPI_PDC_C_C2C3_FFH. If so, + * don't expose MWAIT_LEAF and let ACPI pick the IOPORT version of C3. + */ + buf[0] = ACPI_PDC_REVISION_ID; + buf[1] = 1; + buf[2] = (ACPI_PDC_C_CAPABILITY_SMP | ACPI_PDC_EST_CAPABILITY_SWSMP); + + set_xen_guest_handle(op.u.set_pminfo.pdc, buf); + + if ((HYPERVISOR_dom0_op(&op) == 0) && + (buf[2] & (ACPI_PDC_C_C1_FFH | ACPI_PDC_C_C2C3_FFH))) { + cpuid_leaf5_ecx_val = cx; + cpuid_leaf5_edx_val = dx; + } + return true; +#else + return false; +#endif +} static void __init xen_init_cpuid_mask(void) { unsigned int ax, bx, cx, dx; @@ -261,6 +349,9 @@ static void __init xen_init_cpuid_mask(void) /* Xen will set CR4.OSXSAVE if supported and not disabled by force */ if ((cx & xsave_mask) != xsave_mask) cpuid_leaf1_ecx_mask &= ~xsave_mask; /* disable XSAVE & OSXSAVE */ + + if (xen_check_mwait()) + cpuid_leaf1_ecx_set_mask = (1 << (X86_FEATURE_MWAIT % 32)); } static void xen_set_debugreg(int reg, unsigned long val) @@ -777,11 +868,11 @@ static DEFINE_PER_CPU(unsigned long, xen_cr0_value); static unsigned long xen_read_cr0(void) { - unsigned long cr0 = percpu_read(xen_cr0_value); + unsigned long cr0 = this_cpu_read(xen_cr0_value); if (unlikely(cr0 == 0)) { cr0 = native_read_cr0(); - percpu_write(xen_cr0_value, cr0); + this_cpu_write(xen_cr0_value, cr0); } return cr0; @@ -791,7 +882,7 @@ static void xen_write_cr0(unsigned long cr0) { struct multicall_space mcs; - percpu_write(xen_cr0_value, cr0); + this_cpu_write(xen_cr0_value, cr0); /* Only pay attention to cr0.TS; everything else is ignored. */ diff --git a/arch/x86/xen/irq.c b/arch/x86/xen/irq.c index 8bbb465b6f0a..157337657971 100644 --- a/arch/x86/xen/irq.c +++ b/arch/x86/xen/irq.c @@ -26,7 +26,7 @@ static unsigned long xen_save_fl(void) struct vcpu_info *vcpu; unsigned long flags; - vcpu = percpu_read(xen_vcpu); + vcpu = this_cpu_read(xen_vcpu); /* flag has opposite sense of mask */ flags = !vcpu->evtchn_upcall_mask; @@ -50,7 +50,7 @@ static void xen_restore_fl(unsigned long flags) make sure we're don't switch CPUs between getting the vcpu pointer and updating the mask. */ preempt_disable(); - vcpu = percpu_read(xen_vcpu); + vcpu = this_cpu_read(xen_vcpu); vcpu->evtchn_upcall_mask = flags; preempt_enable_no_resched(); @@ -72,7 +72,7 @@ static void xen_irq_disable(void) make sure we're don't switch CPUs between getting the vcpu pointer and updating the mask. */ preempt_disable(); - percpu_read(xen_vcpu)->evtchn_upcall_mask = 1; + this_cpu_read(xen_vcpu)->evtchn_upcall_mask = 1; preempt_enable_no_resched(); } PV_CALLEE_SAVE_REGS_THUNK(xen_irq_disable); @@ -86,7 +86,7 @@ static void xen_irq_enable(void) the caller is confused and is trying to re-enable interrupts on an indeterminate processor. */ - vcpu = percpu_read(xen_vcpu); + vcpu = this_cpu_read(xen_vcpu); vcpu->evtchn_upcall_mask = 0; /* Doesn't matter if we get preempted here, because any diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 95c1cf60c669..988828b479ed 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1071,14 +1071,14 @@ static void drop_other_mm_ref(void *info) struct mm_struct *mm = info; struct mm_struct *active_mm; - active_mm = percpu_read(cpu_tlbstate.active_mm); + active_mm = this_cpu_read(cpu_tlbstate.active_mm); - if (active_mm == mm && percpu_read(cpu_tlbstate.state) != TLBSTATE_OK) + if (active_mm == mm && this_cpu_read(cpu_tlbstate.state) != TLBSTATE_OK) leave_mm(smp_processor_id()); /* If this cpu still has a stale cr3 reference, then make sure it has been flushed. */ - if (percpu_read(xen_current_cr3) == __pa(mm->pgd)) + if (this_cpu_read(xen_current_cr3) == __pa(mm->pgd)) load_cr3(swapper_pg_dir); } @@ -1185,17 +1185,17 @@ static void __init xen_pagetable_setup_done(pgd_t *base) static void xen_write_cr2(unsigned long cr2) { - percpu_read(xen_vcpu)->arch.cr2 = cr2; + this_cpu_read(xen_vcpu)->arch.cr2 = cr2; } static unsigned long xen_read_cr2(void) { - return percpu_read(xen_vcpu)->arch.cr2; + return this_cpu_read(xen_vcpu)->arch.cr2; } unsigned long xen_read_cr2_direct(void) { - return percpu_read(xen_vcpu_info.arch.cr2); + return this_cpu_read(xen_vcpu_info.arch.cr2); } static void xen_flush_tlb(void) @@ -1278,12 +1278,12 @@ static void xen_flush_tlb_others(const struct cpumask *cpus, static unsigned long xen_read_cr3(void) { - return percpu_read(xen_cr3); + return this_cpu_read(xen_cr3); } static void set_current_cr3(void *v) { - percpu_write(xen_current_cr3, (unsigned long)v); + this_cpu_write(xen_current_cr3, (unsigned long)v); } static void __xen_write_cr3(bool kernel, unsigned long cr3) @@ -1306,7 +1306,7 @@ static void __xen_write_cr3(bool kernel, unsigned long cr3) xen_extend_mmuext_op(&op); if (kernel) { - percpu_write(xen_cr3, cr3); + this_cpu_write(xen_cr3, cr3); /* Update xen_current_cr3 once the batch has actually been submitted. */ @@ -1322,7 +1322,7 @@ static void xen_write_cr3(unsigned long cr3) /* Update while interrupts are disabled, so its atomic with respect to ipis */ - percpu_write(xen_cr3, cr3); + this_cpu_write(xen_cr3, cr3); __xen_write_cr3(true, cr3); diff --git a/arch/x86/xen/multicalls.h b/arch/x86/xen/multicalls.h index dee79b78a90f..9c2e74f9096c 100644 --- a/arch/x86/xen/multicalls.h +++ b/arch/x86/xen/multicalls.h @@ -47,7 +47,7 @@ static inline void xen_mc_issue(unsigned mode) xen_mc_flush(); /* restore flags saved in xen_mc_batch */ - local_irq_restore(percpu_read(xen_mc_irq_flags)); + local_irq_restore(this_cpu_read(xen_mc_irq_flags)); } /* Set up a callback to be called when the current batch is flushed */ diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index e03c63692176..12366238d07d 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -420,7 +420,6 @@ void __init xen_arch_setup(void) boot_cpu_data.hlt_works_ok = 1; #endif disable_cpuidle(); - boot_option_idle_override = IDLE_HALT; WARN_ON(set_pm_idle_to_default()); fiddle_vdso(); } diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index 501d4e0244ba..315d8fa0c8fb 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -76,7 +76,7 @@ static void __cpuinit cpu_bringup(void) xen_setup_cpu_clockevents(); set_cpu_online(cpu, true); - percpu_write(cpu_state, CPU_ONLINE); + this_cpu_write(cpu_state, CPU_ONLINE); wmb(); /* We can take interrupts now: we're officially "up". */ diff --git a/arch/xtensa/include/asm/mman.h b/arch/xtensa/include/asm/mman.h index 30789010733d..25bc6c1309c3 100644 --- a/arch/xtensa/include/asm/mman.h +++ b/arch/xtensa/include/asm/mman.h @@ -86,6 +86,10 @@ #define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ #define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages */ +#define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, + overrides the coredump filter bits */ +#define MADV_DODUMP 17 /* Clear the MADV_NODUMP flag */ + /* compatibility flags */ #define MAP_FILE 0 diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c index 61045c192e88..eb30e356f5be 100644 --- a/arch/xtensa/kernel/pci.c +++ b/arch/xtensa/kernel/pci.c @@ -153,7 +153,7 @@ static void __init pci_controller_apertures(struct pci_controller *pci_ctrl, } res->start += io_offset; res->end += io_offset; - pci_add_resource(resources, res); + pci_add_resource_offset(resources, res, io_offset); for (i = 0; i < 3; i++) { res = &pci_ctrl->mem_resources[i]; @@ -200,24 +200,9 @@ subsys_initcall(pcibios_init); void __init pcibios_fixup_bus(struct pci_bus *bus) { - struct pci_controller *pci_ctrl = bus->sysdata; - struct resource *res; - unsigned long io_offset; - int i; - - io_offset = (unsigned long)pci_ctrl->io_space.base; if (bus->parent) { /* This is a subordinate bridge */ pci_read_bridge_bases(bus); - - for (i = 0; i < 4; i++) { - if ((res = bus->resource[i]) == NULL || !res->flags) - continue; - if (io_offset && (res->flags & IORESOURCE_IO)) { - res->start += io_offset; - res->end += io_offset; - } - } } } |
