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author | David S. Miller <davem@davemloft.net> | 2010-02-28 19:23:06 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2010-02-28 19:23:06 -0800 |
commit | 47871889c601d8199c51a4086f77eebd77c29b0b (patch) | |
tree | 40cdcac3bff0ee40cc33dcca61d0577cdf965f77 /arch/mips/pci | |
parent | c16cc0b464b8876cfd57ce1c1dbcb6f9a6a0bce3 (diff) | |
parent | 30ff056c42c665b9ea535d8515890857ae382540 (diff) | |
download | blackbird-op-linux-47871889c601d8199c51a4086f77eebd77c29b0b.tar.gz blackbird-op-linux-47871889c601d8199c51a4086f77eebd77c29b0b.zip |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts:
drivers/firmware/iscsi_ibft.c
Diffstat (limited to 'arch/mips/pci')
-rw-r--r-- | arch/mips/pci/fixup-cobalt.c | 61 | ||||
-rw-r--r-- | arch/mips/pci/fixup-lemote2f.c | 2 | ||||
-rw-r--r-- | arch/mips/pci/ops-loongson2.c | 4 | ||||
-rw-r--r-- | arch/mips/pci/ops-pmcmsp.c | 2 | ||||
-rw-r--r-- | arch/mips/pci/pci-bcm47xx.c | 1 | ||||
-rw-r--r-- | arch/mips/pci/pci-octeon.c | 6 | ||||
-rw-r--r-- | arch/mips/pci/pci.c | 8 |
7 files changed, 69 insertions, 15 deletions
diff --git a/arch/mips/pci/fixup-cobalt.c b/arch/mips/pci/fixup-cobalt.c index 9553b14002dd..acacd1407c63 100644 --- a/arch/mips/pci/fixup-cobalt.c +++ b/arch/mips/pci/fixup-cobalt.c @@ -51,6 +51,67 @@ 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/fixup-lemote2f.c b/arch/mips/pci/fixup-lemote2f.c index caf2edeb02f0..4b9768d5d729 100644 --- a/arch/mips/pci/fixup-lemote2f.c +++ b/arch/mips/pci/fixup-lemote2f.c @@ -131,7 +131,7 @@ static void __init loongson_cs5536_ehci_fixup(struct pci_dev *pdev) /* Serial short detect enable */ _rdmsr(USB_MSR_REG(USB_CONFIG), &hi, &lo); - _wrmsr(USB_MSR_REG(USB_CONFIG), (1 << 1) | (1 << 2) | (1 << 3), lo); + _wrmsr(USB_MSR_REG(USB_CONFIG), (1 << 1) | (1 << 3), lo); /* setting the USB2.0 micro frame length */ pci_write_config_dword(pdev, PCI_EHCI_FLADJ_REG, 0x2000); diff --git a/arch/mips/pci/ops-loongson2.c b/arch/mips/pci/ops-loongson2.c index aa5d3da27212..2bb4057bf6c7 100644 --- a/arch/mips/pci/ops-loongson2.c +++ b/arch/mips/pci/ops-loongson2.c @@ -1,13 +1,11 @@ /* - * fuloong2e specific PCI support. - * * Copyright (C) 1999, 2000, 2004 MIPS Technologies, Inc. * All rights reserved. * Authors: Carsten Langgaard <carstenl@mips.com> * Maciej W. Rozycki <macro@mips.com> * * Copyright (C) 2009 Lemote Inc. - * Author: Wu Zhangjin <wuzj@lemote.com> + * Author: Wu Zhangjin <wuzhangjin@gmail.com> * * This program is free software; you can distribute it and/or modify it * under the terms of the GNU General Public License (Version 2) as diff --git a/arch/mips/pci/ops-pmcmsp.c b/arch/mips/pci/ops-pmcmsp.c index 32548b5d68d6..04b31478a6d7 100644 --- a/arch/mips/pci/ops-pmcmsp.c +++ b/arch/mips/pci/ops-pmcmsp.c @@ -206,7 +206,7 @@ static void pci_proc_init(void) } #endif /* CONFIG_PROC_FS && PCI_COUNTERS */ -DEFINE_SPINLOCK(bpci_lock); +static DEFINE_SPINLOCK(bpci_lock); /***************************************************************************** * diff --git a/arch/mips/pci/pci-bcm47xx.c b/arch/mips/pci/pci-bcm47xx.c index bea9b6cdfdbf..455f8e50a007 100644 --- a/arch/mips/pci/pci-bcm47xx.c +++ b/arch/mips/pci/pci-bcm47xx.c @@ -57,4 +57,3 @@ int pcibios_plat_dev_init(struct pci_dev *dev) dev->irq = res; return 0; } - diff --git a/arch/mips/pci/pci-octeon.c b/arch/mips/pci/pci-octeon.c index 9cb0c807f564..d248b707eff3 100644 --- a/arch/mips/pci/pci-octeon.c +++ b/arch/mips/pci/pci-octeon.c @@ -209,16 +209,14 @@ const char *octeon_get_pci_interrupts(void) case CVMX_BOARD_TYPE_NAO38: /* This is really the NAC38 */ return "AAAAADABAAAAAAAAAAAAAAAAAAAAAAAA"; - case CVMX_BOARD_TYPE_THUNDER: - return ""; - case CVMX_BOARD_TYPE_EBH3000: - return ""; case CVMX_BOARD_TYPE_EBH3100: case CVMX_BOARD_TYPE_CN3010_EVB_HS5: case CVMX_BOARD_TYPE_CN3005_EVB_HS5: return "AAABAAAAAAAAAAAAAAAAAAAAAAAAAAAA"; case CVMX_BOARD_TYPE_BBGW_REF: return "AABCD"; + case CVMX_BOARD_TYPE_THUNDER: + case CVMX_BOARD_TYPE_EBH3000: default: return ""; } diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index 9a11c2226891..38bc28005b4a 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -49,8 +49,8 @@ static int pci_initialized; * but we want to try to avoid allocating at 0x2900-0x2bff * which might have be mirrored at 0x0100-0x03ff.. */ -void -pcibios_align_resource(void *data, struct resource *res, +resource_size_t +pcibios_align_resource(void *data, const struct resource *res, resource_size_t size, resource_size_t align) { struct pci_dev *dev = data; @@ -73,7 +73,7 @@ pcibios_align_resource(void *data, struct resource *res, start = PCIBIOS_MIN_MEM + hose->mem_resource->start; } - res->start = start; + return start; } static void __devinit pcibios_scanbus(struct pci_controller *hose) @@ -251,8 +251,6 @@ static void pcibios_fixup_device_resources(struct pci_dev *dev, for (i = 0; i < PCI_NUM_RESOURCES; i++) { if (!dev->resource[i].start) continue; - if (dev->resource[i].flags & IORESOURCE_PCI_FIXED) - continue; if (dev->resource[i].flags & IORESOURCE_IO) offset = hose->io_offset; else if (dev->resource[i].flags & IORESOURCE_MEM) |