diff options
Diffstat (limited to 'arch')
83 files changed, 419 insertions, 631 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 60cde53d266c..8bb936226dee 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -51,7 +51,7 @@ config GENERIC_CMOS_UPDATE def_bool y config GENERIC_GPIO - def_bool y + bool config ZONE_DMA bool diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 3269576dbfa8..3146ed3f6eca 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1283,6 +1283,20 @@ config ARM_ERRATA_364296 processor into full low interrupt latency mode. ARM11MPCore is not affected. +config ARM_ERRATA_764369 + bool "ARM errata: Data cache line maintenance operation by MVA may not succeed" + depends on CPU_V7 && SMP + help + This option enables the workaround for erratum 764369 + affecting Cortex-A9 MPCore with two or more processors (all + current revisions). Under certain timing circumstances, a data + cache line maintenance operation by MVA targeting an Inner + Shareable memory region may fail to proceed up to either the + Point of Coherency or to the Point of Unification of the + system. This workaround adds a DSB instruction before the + relevant cache maintenance functions and sets a specific bit + in the diagnostic control register of the SCU. + endmenu source "arch/arm/common/Kconfig" diff --git a/arch/arm/boot/dts/tegra-harmony.dts b/arch/arm/boot/dts/tegra-harmony.dts index 4c053340ce33..e5818668d091 100644 --- a/arch/arm/boot/dts/tegra-harmony.dts +++ b/arch/arm/boot/dts/tegra-harmony.dts @@ -57,14 +57,14 @@ }; sdhci@c8000200 { - gpios = <&gpio 69 0>, /* cd, gpio PI5 */ - <&gpio 57 0>, /* wp, gpio PH1 */ - <&gpio 155 0>; /* power, gpio PT3 */ + cd-gpios = <&gpio 69 0>; /* gpio PI5 */ + wp-gpios = <&gpio 57 0>; /* gpio PH1 */ + power-gpios = <&gpio 155 0>; /* gpio PT3 */ }; sdhci@c8000600 { - gpios = <&gpio 58 0>, /* cd, gpio PH2 */ - <&gpio 59 0>, /* wp, gpio PH3 */ - <&gpio 70 0>; /* power, gpio PI6 */ + cd-gpios = <&gpio 58 0>; /* gpio PH2 */ + wp-gpios = <&gpio 59 0>; /* gpio PH3 */ + power-gpios = <&gpio 70 0>; /* gpio PI6 */ }; }; diff --git a/arch/arm/boot/dts/tegra-seaboard.dts b/arch/arm/boot/dts/tegra-seaboard.dts index 1940cae00748..64cedca6fc79 100644 --- a/arch/arm/boot/dts/tegra-seaboard.dts +++ b/arch/arm/boot/dts/tegra-seaboard.dts @@ -21,8 +21,8 @@ }; sdhci@c8000400 { - gpios = <&gpio 69 0>, /* cd, gpio PI5 */ - <&gpio 57 0>, /* wp, gpio PH1 */ - <&gpio 70 0>; /* power, gpio PI6 */ + cd-gpios = <&gpio 69 0>; /* gpio PI5 */ + wp-gpios = <&gpio 57 0>; /* gpio PH1 */ + power-gpios = <&gpio 70 0>; /* gpio PI6 */ }; }; diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h index 8c73900da9ed..253cc86318bf 100644 --- a/arch/arm/include/asm/futex.h +++ b/arch/arm/include/asm/futex.h @@ -25,17 +25,17 @@ #ifdef CONFIG_SMP -#define __futex_atomic_op(insn, ret, oldval, uaddr, oparg) \ +#define __futex_atomic_op(insn, ret, oldval, tmp, uaddr, oparg) \ smp_mb(); \ __asm__ __volatile__( \ - "1: ldrex %1, [%2]\n" \ + "1: ldrex %1, [%3]\n" \ " " insn "\n" \ - "2: strex %1, %0, [%2]\n" \ - " teq %1, #0\n" \ + "2: strex %2, %0, [%3]\n" \ + " teq %2, #0\n" \ " bne 1b\n" \ " mov %0, #0\n" \ - __futex_atomic_ex_table("%4") \ - : "=&r" (ret), "=&r" (oldval) \ + __futex_atomic_ex_table("%5") \ + : "=&r" (ret), "=&r" (oldval), "=&r" (tmp) \ : "r" (uaddr), "r" (oparg), "Ir" (-EFAULT) \ : "cc", "memory") @@ -73,14 +73,14 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, #include <linux/preempt.h> #include <asm/domain.h> -#define __futex_atomic_op(insn, ret, oldval, uaddr, oparg) \ +#define __futex_atomic_op(insn, ret, oldval, tmp, uaddr, oparg) \ __asm__ __volatile__( \ - "1: " T(ldr) " %1, [%2]\n" \ + "1: " T(ldr) " %1, [%3]\n" \ " " insn "\n" \ - "2: " T(str) " %0, [%2]\n" \ + "2: " T(str) " %0, [%3]\n" \ " mov %0, #0\n" \ - __futex_atomic_ex_table("%4") \ - : "=&r" (ret), "=&r" (oldval) \ + __futex_atomic_ex_table("%5") \ + : "=&r" (ret), "=&r" (oldval), "=&r" (tmp) \ : "r" (uaddr), "r" (oparg), "Ir" (-EFAULT) \ : "cc", "memory") @@ -117,7 +117,7 @@ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr) int cmp = (encoded_op >> 24) & 15; int oparg = (encoded_op << 8) >> 20; int cmparg = (encoded_op << 20) >> 20; - int oldval = 0, ret; + int oldval = 0, ret, tmp; if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) oparg = 1 << oparg; @@ -129,19 +129,19 @@ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr) switch (op) { case FUTEX_OP_SET: - __futex_atomic_op("mov %0, %3", ret, oldval, uaddr, oparg); + __futex_atomic_op("mov %0, %4", ret, oldval, tmp, uaddr, oparg); break; case FUTEX_OP_ADD: - __futex_atomic_op("add %0, %1, %3", ret, oldval, uaddr, oparg); + __futex_atomic_op("add %0, %1, %4", ret, oldval, tmp, uaddr, oparg); break; case FUTEX_OP_OR: - __futex_atomic_op("orr %0, %1, %3", ret, oldval, uaddr, oparg); + __futex_atomic_op("orr %0, %1, %4", ret, oldval, tmp, uaddr, oparg); break; case FUTEX_OP_ANDN: - __futex_atomic_op("and %0, %1, %3", ret, oldval, uaddr, ~oparg); + __futex_atomic_op("and %0, %1, %4", ret, oldval, tmp, uaddr, ~oparg); break; case FUTEX_OP_XOR: - __futex_atomic_op("eor %0, %1, %3", ret, oldval, uaddr, oparg); + __futex_atomic_op("eor %0, %1, %4", ret, oldval, tmp, uaddr, oparg); break; default: ret = -ENOSYS; diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index 2c04ed5efeb5..c60a2944f95b 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -478,8 +478,8 @@ /* * Unimplemented (or alternatively implemented) syscalls */ -#define __IGNORE_fadvise64_64 1 -#define __IGNORE_migrate_pages 1 +#define __IGNORE_fadvise64_64 +#define __IGNORE_migrate_pages #endif /* __KERNEL__ */ #endif /* __ASM_ARM_UNISTD_H */ diff --git a/arch/arm/kernel/smp_scu.c b/arch/arm/kernel/smp_scu.c index 79ed5e7f204a..7fcddb75c877 100644 --- a/arch/arm/kernel/smp_scu.c +++ b/arch/arm/kernel/smp_scu.c @@ -13,6 +13,7 @@ #include <asm/smp_scu.h> #include <asm/cacheflush.h> +#include <asm/cputype.h> #define SCU_CTRL 0x00 #define SCU_CONFIG 0x04 @@ -37,6 +38,15 @@ void __init scu_enable(void __iomem *scu_base) { u32 scu_ctrl; +#ifdef CONFIG_ARM_ERRATA_764369 + /* Cortex-A9 only */ + if ((read_cpuid(CPUID_ID) & 0xff0ffff0) == 0x410fc090) { + scu_ctrl = __raw_readl(scu_base + 0x30); + if (!(scu_ctrl & 1)) + __raw_writel(scu_ctrl | 0x1, scu_base + 0x30); + } +#endif + scu_ctrl = __raw_readl(scu_base + SCU_CTRL); /* already enabled? */ if (scu_ctrl & 1) diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index bf977f8514f6..4e66f62b8d41 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -23,8 +23,10 @@ #if defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK) #define ARM_EXIT_KEEP(x) x +#define ARM_EXIT_DISCARD(x) #else #define ARM_EXIT_KEEP(x) +#define ARM_EXIT_DISCARD(x) x #endif OUTPUT_ARCH(arm) @@ -39,6 +41,11 @@ jiffies = jiffies_64 + 4; SECTIONS { /* + * XXX: The linker does not define how output sections are + * assigned to input sections when there are multiple statements + * matching the same input section name. There is no documented + * order of matching. + * * unwind exit sections must be discarded before the rest of the * unwind sections get included. */ @@ -47,6 +54,9 @@ SECTIONS *(.ARM.extab.exit.text) ARM_CPU_DISCARD(*(.ARM.exidx.cpuexit.text)) ARM_CPU_DISCARD(*(.ARM.extab.cpuexit.text)) + ARM_EXIT_DISCARD(EXIT_TEXT) + ARM_EXIT_DISCARD(EXIT_DATA) + EXIT_CALL #ifndef CONFIG_HOTPLUG *(.ARM.exidx.devexit.text) *(.ARM.extab.devexit.text) @@ -58,6 +68,8 @@ SECTIONS #ifndef CONFIG_SMP_ON_UP *(.alt.smp.init) #endif + *(.discard) + *(.discard.*) } #ifdef CONFIG_XIP_KERNEL @@ -279,9 +291,6 @@ SECTIONS STABS_DEBUG .comment 0 : { *(.comment) } - - /* Default discards */ - DISCARDS } /* diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c index 83dce859886d..a9e0dae86a26 100644 --- a/arch/arm/mach-dove/common.c +++ b/arch/arm/mach-dove/common.c @@ -158,7 +158,7 @@ void __init dove_spi0_init(void) void __init dove_spi1_init(void) { - orion_spi_init(DOVE_SPI1_PHYS_BASE, get_tclk()); + orion_spi_1_init(DOVE_SPI1_PHYS_BASE, get_tclk()); } /***************************************************************************** diff --git a/arch/arm/mach-exynos4/clock.c b/arch/arm/mach-exynos4/clock.c index f26aea3e1bbf..413c7cc81979 100644 --- a/arch/arm/mach-exynos4/clock.c +++ b/arch/arm/mach-exynos4/clock.c @@ -948,8 +948,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 28, .size = 4 }, }, { .clk = { - .name = "sclk_cam", - .devname = "exynos4-fimc.0", + .name = "sclk_cam0", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 16), }, @@ -958,8 +957,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 16, .size = 4 }, }, { .clk = { - .name = "sclk_cam", - .devname = "exynos4-fimc.1", + .name = "sclk_cam1", .enable = exynos4_clksrc_mask_cam_ctrl, .ctrlbit = (1 << 20), }, diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c index fcf0ae95651f..8cdc730dcb3a 100644 --- a/arch/arm/mach-integrator/integrator_ap.c +++ b/arch/arm/mach-integrator/integrator_ap.c @@ -32,6 +32,7 @@ #include <linux/interrupt.h> #include <linux/io.h> #include <linux/mtd/physmap.h> +#include <video/vga.h> #include <mach/hardware.h> #include <mach/platform.h> @@ -154,6 +155,7 @@ static struct map_desc ap_io_desc[] __initdata = { static void __init ap_map_io(void) { iotable_init(ap_io_desc, ARRAY_SIZE(ap_io_desc)); + vga_base = PCI_MEMORY_VADDR; } #define INTEGRATOR_SC_VALID_INT 0x003fffff diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c index dd56bfb351e3..11b86e5b71c2 100644 --- a/arch/arm/mach-integrator/pci_v3.c +++ b/arch/arm/mach-integrator/pci_v3.c @@ -27,7 +27,6 @@ #include <linux/spinlock.h> #include <linux/init.h> #include <linux/io.h> -#include <video/vga.h> #include <mach/hardware.h> #include <mach/platform.h> @@ -505,7 +504,6 @@ void __init pci_v3_preinit(void) pcibios_min_io = 0x6000; pcibios_min_mem = 0x00100000; - vga_base = PCI_MEMORY_VADDR; /* * Hook in our fault handler for PCI errors diff --git a/arch/arm/mach-s3c2410/Kconfig b/arch/arm/mach-s3c2410/Kconfig index 7245a55795dc..3700cf32af0f 100644 --- a/arch/arm/mach-s3c2410/Kconfig +++ b/arch/arm/mach-s3c2410/Kconfig @@ -8,7 +8,6 @@ config CPU_S3C2410 select CPU_ARM920T select S3C_GPIO_PULL_UP select S3C2410_CLOCK - select S3C2410_GPIO select CPU_LLSERIAL_S3C2410 select S3C2410_PM if PM select S3C2410_CPUFREQ if CPU_FREQ_S3C24XX @@ -28,11 +27,6 @@ config S3C2410_PM help Power Management code common to S3C2410 and better -config S3C2410_GPIO - bool - help - GPIO code for S3C2410 and similar processors - config SIMTEC_NOR bool help diff --git a/arch/arm/mach-s3c2410/Makefile b/arch/arm/mach-s3c2410/Makefile index 81695353d8f4..782fd81144e9 100644 --- a/arch/arm/mach-s3c2410/Makefile +++ b/arch/arm/mach-s3c2410/Makefile @@ -13,7 +13,6 @@ obj-$(CONFIG_CPU_S3C2410) += s3c2410.o obj-$(CONFIG_CPU_S3C2410_DMA) += dma.o obj-$(CONFIG_CPU_S3C2410_DMA) += dma.o obj-$(CONFIG_S3C2410_PM) += pm.o sleep.o -obj-$(CONFIG_S3C2410_GPIO) += gpio.o obj-$(CONFIG_S3C2410_CPUFREQ) += cpu-freq.o obj-$(CONFIG_S3C2410_PLLTABLE) += pll.o diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c index 0d8e043804c2..dbe43df8cfec 100644 --- a/arch/arm/mach-s3c2410/dma.c +++ b/arch/arm/mach-s3c2410/dma.c @@ -47,38 +47,26 @@ static struct s3c24xx_dma_map __initdata s3c2410_dma_mappings[] = { .channels[0] = S3C2410_DCON_CH0_SDI | DMA_CH_VALID, .channels[2] = S3C2410_DCON_CH2_SDI | DMA_CH_VALID, .channels[3] = S3C2410_DCON_CH3_SDI | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_IIS + S3C2410_IISFIFO, - .hw_addr.from = S3C2410_PA_IIS + S3C2410_IISFIFO, }, [DMACH_SPI0] = { .name = "spi0", .channels[1] = S3C2410_DCON_CH1_SPI | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_SPI + S3C2410_SPTDAT, - .hw_addr.from = S3C2410_PA_SPI + S3C2410_SPRDAT, }, [DMACH_SPI1] = { .name = "spi1", .channels[3] = S3C2410_DCON_CH3_SPI | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_SPI + 0x20 + S3C2410_SPTDAT, - .hw_addr.from = S3C2410_PA_SPI + 0x20 + S3C2410_SPRDAT, }, [DMACH_UART0] = { .name = "uart0", .channels[0] = S3C2410_DCON_CH0_UART0 | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_UART0 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART0 + S3C2410_URXH, }, [DMACH_UART1] = { .name = "uart1", .channels[1] = S3C2410_DCON_CH1_UART1 | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_UART1 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART1 + S3C2410_URXH, }, [DMACH_UART2] = { .name = "uart2", .channels[3] = S3C2410_DCON_CH3_UART2 | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_UART2 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART2 + S3C2410_URXH, }, [DMACH_TIMER] = { .name = "timer", @@ -90,12 +78,10 @@ static struct s3c24xx_dma_map __initdata s3c2410_dma_mappings[] = { .name = "i2s-sdi", .channels[1] = S3C2410_DCON_CH1_I2SSDI | DMA_CH_VALID, .channels[2] = S3C2410_DCON_CH2_I2SSDI | DMA_CH_VALID, - .hw_addr.from = S3C2410_PA_IIS + S3C2410_IISFIFO, }, [DMACH_I2S_OUT] = { .name = "i2s-sdo", .channels[2] = S3C2410_DCON_CH2_I2SSDO | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_IIS + S3C2410_IISFIFO, }, [DMACH_USB_EP1] = { .name = "usb-ep1", diff --git a/arch/arm/mach-s3c2410/gpio.c b/arch/arm/mach-s3c2410/gpio.c deleted file mode 100644 index 9664e011dae2..000000000000 --- a/arch/arm/mach-s3c2410/gpio.c +++ /dev/null @@ -1,72 +0,0 @@ -/* linux/arch/arm/mach-s3c2410/gpio.c - * - * Copyright (c) 2004-2006 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C2410 GPIO support - * - * 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. - * - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/ioport.h> -#include <linux/io.h> - -#include <mach/hardware.h> -#include <mach/gpio-fns.h> -#include <asm/irq.h> - -#include <mach/regs-gpio.h> - -int s3c2410_gpio_irqfilter(unsigned int pin, unsigned int on, - unsigned int config) -{ - void __iomem *reg = S3C24XX_EINFLT0; - unsigned long flags; - unsigned long val; - - if (pin < S3C2410_GPG(8) || pin > S3C2410_GPG(15)) - return -EINVAL; - - config &= 0xff; - - pin -= S3C2410_GPG(8); - reg += pin & ~3; - - local_irq_save(flags); - - /* update filter width and clock source */ - - val = __raw_readl(reg); - val &= ~(0xff << ((pin & 3) * 8)); - val |= config << ((pin & 3) * 8); - __raw_writel(val, reg); - - /* update filter enable */ - - val = __raw_readl(S3C24XX_EXTINT2); - val &= ~(1 << ((pin * 4) + 3)); - val |= on << ((pin * 4) + 3); - __raw_writel(val, S3C24XX_EXTINT2); - - local_irq_restore(flags); - - return 0; -} - -EXPORT_SYMBOL(s3c2410_gpio_irqfilter); diff --git a/arch/arm/mach-s3c2410/include/mach/map.h b/arch/arm/mach-s3c2410/include/mach/map.h index 425552d84b60..4cf495f813a7 100644 --- a/arch/arm/mach-s3c2410/include/mach/map.h +++ b/arch/arm/mach-s3c2410/include/mach/map.h @@ -14,9 +14,53 @@ #define __ASM_ARCH_MAP_H #include <plat/map-base.h> -#include <plat/map.h> -#define S3C2410_ADDR(x) S3C_ADDR(x) +/* + * S3C2410 UART offset is 0x4000 but the other SoCs are 0x400. + * So need to define it, and here is to avoid redefinition warning. + */ +#define S3C_UART_OFFSET (0x4000) + +#include <plat/map-s3c.h> + +/* + * interrupt controller is the first thing we put in, to make + * the assembly code for the irq detection easier + */ +#define S3C2410_PA_IRQ (0x4A000000) +#define S3C24XX_SZ_IRQ SZ_1M + +/* memory controller registers */ +#define S3C2410_PA_MEMCTRL (0x48000000) +#define S3C24XX_SZ_MEMCTRL SZ_1M + +/* UARTs */ +#define S3C_VA_UARTx(uart) (S3C_VA_UART + ((uart * S3C_UART_OFFSET))) + +/* Timers */ +#define S3C2410_PA_TIMER (0x51000000) +#define S3C24XX_SZ_TIMER SZ_1M + +/* Clock and Power management */ +#define S3C24XX_SZ_CLKPWR SZ_1M + +/* USB Device port */ +#define S3C2410_PA_USBDEV (0x52000000) +#define S3C24XX_SZ_USBDEV SZ_1M + +/* Watchdog */ +#define S3C2410_PA_WATCHDOG (0x53000000) +#define S3C24XX_SZ_WATCHDOG SZ_1M + +/* Standard size definitions for peripheral blocks. */ + +#define S3C24XX_SZ_UART SZ_1M +#define S3C24XX_SZ_IIS SZ_1M +#define S3C24XX_SZ_ADC SZ_1M +#define S3C24XX_SZ_SPI SZ_1M +#define S3C24XX_SZ_SDI SZ_1M +#define S3C24XX_SZ_NAND SZ_1M +#define S3C24XX_SZ_GPIO SZ_1M /* USB host controller */ #define S3C2410_PA_USBHOST (0x49000000) @@ -75,10 +119,8 @@ /* S3C2412 memory and IO controls */ #define S3C2412_PA_SSMC (0x4F000000) -#define S3C2412_VA_SSMC S3C_ADDR_CPU(0x00000000) #define S3C2412_PA_EBI (0x48800000) -#define S3C2412_VA_EBI S3C_ADDR_CPU(0x00010000) /* physical addresses of all the chip-select areas */ @@ -100,12 +142,10 @@ #define S3C24XX_PA_DMA S3C2410_PA_DMA #define S3C24XX_PA_CLKPWR S3C2410_PA_CLKPWR #define S3C24XX_PA_LCD S3C2410_PA_LCD -#define S3C24XX_PA_UART S3C2410_PA_UART #define S3C24XX_PA_TIMER S3C2410_PA_TIMER #define S3C24XX_PA_USBDEV S3C2410_PA_USBDEV #define S3C24XX_PA_WATCHDOG S3C2410_PA_WATCHDOG #define S3C24XX_PA_IIS S3C2410_PA_IIS -#define S3C24XX_PA_GPIO S3C2410_PA_GPIO #define S3C24XX_PA_RTC S3C2410_PA_RTC #define S3C24XX_PA_ADC S3C2410_PA_ADC #define S3C24XX_PA_SPI S3C2410_PA_SPI diff --git a/arch/arm/mach-s3c2412/Kconfig b/arch/arm/mach-s3c2412/Kconfig index c2cf4e569989..b8b9029e9f2d 100644 --- a/arch/arm/mach-s3c2412/Kconfig +++ b/arch/arm/mach-s3c2412/Kconfig @@ -9,7 +9,6 @@ config CPU_S3C2412 select CPU_LLSERIAL_S3C2440 select S3C2412_PM if PM select S3C2412_DMA if S3C2410_DMA - select S3C2410_GPIO help Support for the S3C2412 and S3C2413 SoCs from the S3C24XX line diff --git a/arch/arm/mach-s3c2412/Makefile b/arch/arm/mach-s3c2412/Makefile index 6c48a91ea39e..7e4d95fa8a97 100644 --- a/arch/arm/mach-s3c2412/Makefile +++ b/arch/arm/mach-s3c2412/Makefile @@ -12,7 +12,6 @@ obj- := obj-$(CONFIG_CPU_S3C2412) += s3c2412.o obj-$(CONFIG_CPU_S3C2412) += irq.o obj-$(CONFIG_CPU_S3C2412) += clock.o -obj-$(CONFIG_CPU_S3C2412) += gpio.o obj-$(CONFIG_S3C2412_DMA) += dma.o obj-$(CONFIG_S3C2412_PM) += pm.o obj-$(CONFIG_S3C2412_PM_SLEEP) += sleep.o diff --git a/arch/arm/mach-s3c2412/dma.c b/arch/arm/mach-s3c2412/dma.c index 7abecfca0b7e..c61e3261615d 100644 --- a/arch/arm/mach-s3c2412/dma.c +++ b/arch/arm/mach-s3c2412/dma.c @@ -50,64 +50,46 @@ static struct s3c24xx_dma_map __initdata s3c2412_dma_mappings[] = { .name = "sdi", .channels = MAP(S3C2412_DMAREQSEL_SDI), .channels_rx = MAP(S3C2412_DMAREQSEL_SDI), - .hw_addr.to = S3C2410_PA_SDI + S3C2410_SDIDATA, - .hw_addr.from = S3C2410_PA_SDI + S3C2410_SDIDATA, }, [DMACH_SPI0] = { .name = "spi0", .channels = MAP(S3C2412_DMAREQSEL_SPI0TX), .channels_rx = MAP(S3C2412_DMAREQSEL_SPI0RX), - .hw_addr.to = S3C2410_PA_SPI + S3C2410_SPTDAT, - .hw_addr.from = S3C2410_PA_SPI + S3C2410_SPRDAT, }, [DMACH_SPI1] = { .name = "spi1", .channels = MAP(S3C2412_DMAREQSEL_SPI1TX), .channels_rx = MAP(S3C2412_DMAREQSEL_SPI1RX), - .hw_addr.to = S3C2410_PA_SPI + S3C2412_SPI1 + S3C2410_SPTDAT, - .hw_addr.from = S3C2410_PA_SPI + S3C2412_SPI1 + S3C2410_SPRDAT, }, [DMACH_UART0] = { .name = "uart0", .channels = MAP(S3C2412_DMAREQSEL_UART0_0), .channels_rx = MAP(S3C2412_DMAREQSEL_UART0_0), - .hw_addr.to = S3C2410_PA_UART0 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART0 + S3C2410_URXH, }, [DMACH_UART1] = { .name = "uart1", .channels = MAP(S3C2412_DMAREQSEL_UART1_0), .channels_rx = MAP(S3C2412_DMAREQSEL_UART1_0), - .hw_addr.to = S3C2410_PA_UART1 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART1 + S3C2410_URXH, }, [DMACH_UART2] = { .name = "uart2", .channels = MAP(S3C2412_DMAREQSEL_UART2_0), .channels_rx = MAP(S3C2412_DMAREQSEL_UART2_0), - .hw_addr.to = S3C2410_PA_UART2 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART2 + S3C2410_URXH, }, [DMACH_UART0_SRC2] = { .name = "uart0", .channels = MAP(S3C2412_DMAREQSEL_UART0_1), .channels_rx = MAP(S3C2412_DMAREQSEL_UART0_1), - .hw_addr.to = S3C2410_PA_UART0 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART0 + S3C2410_URXH, }, [DMACH_UART1_SRC2] = { .name = "uart1", .channels = MAP(S3C2412_DMAREQSEL_UART1_1), .channels_rx = MAP(S3C2412_DMAREQSEL_UART1_1), - .hw_addr.to = S3C2410_PA_UART1 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART1 + S3C2410_URXH, }, [DMACH_UART2_SRC2] = { .name = "uart2", .channels = MAP(S3C2412_DMAREQSEL_UART2_1), .channels_rx = MAP(S3C2412_DMAREQSEL_UART2_1), - .hw_addr.to = S3C2410_PA_UART2 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART2 + S3C2410_URXH, }, [DMACH_TIMER] = { .name = "timer", diff --git a/arch/arm/mach-s3c2412/gpio.c b/arch/arm/mach-s3c2412/gpio.c deleted file mode 100644 index 3404a876b33e..000000000000 --- a/arch/arm/mach-s3c2412/gpio.c +++ /dev/null @@ -1,62 +0,0 @@ -/* linux/arch/arm/mach-s3c2412/gpio.c - * - * Copyright (c) 2007 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * http://armlinux.simtec.co.uk/. - * - * S3C2412/S3C2413 specific GPIO support - * - * 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. -*/ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/gpio.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/regs-gpio.h> -#include <mach/hardware.h> - -#include <plat/gpio-core.h> - -int s3c2412_gpio_set_sleepcfg(unsigned int pin, unsigned int state) -{ - struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin); - unsigned long offs = pin - chip->chip.base; - unsigned long flags; - unsigned long slpcon; - - offs *= 2; - - if (pin < S3C2410_GPB(0)) - return -EINVAL; - - if (pin >= S3C2410_GPF(0) && - pin <= S3C2410_GPG(16)) - return -EINVAL; - - if (pin > S3C2410_GPH(16)) - return -EINVAL; - - local_irq_save(flags); - - slpcon = __raw_readl(chip->base + 0x0C); - - slpcon &= ~(3 << offs); - slpcon |= state << offs; - - __raw_writel(slpcon, chip->base + 0x0C); - - local_irq_restore(flags); - - return 0; -} - -EXPORT_SYMBOL(s3c2412_gpio_set_sleepcfg); diff --git a/arch/arm/mach-s3c2440/Kconfig b/arch/arm/mach-s3c2440/Kconfig index 50825a3f91cc..c461fb8e15c0 100644 --- a/arch/arm/mach-s3c2440/Kconfig +++ b/arch/arm/mach-s3c2440/Kconfig @@ -8,7 +8,6 @@ config CPU_S3C2440 select S3C_GPIO_PULL_UP select S3C2410_CLOCK select S3C2410_PM if PM - select S3C2410_GPIO select S3C2440_DMA if S3C2410_DMA select CPU_S3C244X select CPU_LLSERIAL_S3C2440 @@ -20,7 +19,6 @@ config CPU_S3C2442 select CPU_ARM920T select S3C_GPIO_PULL_DOWN select S3C2410_CLOCK - select S3C2410_GPIO select S3C2410_PM if PM select CPU_S3C244X select CPU_LLSERIAL_S3C2440 diff --git a/arch/arm/mach-s3c2440/dma.c b/arch/arm/mach-s3c2440/dma.c index 3b0529f54e9c..0e73f8f9d132 100644 --- a/arch/arm/mach-s3c2440/dma.c +++ b/arch/arm/mach-s3c2440/dma.c @@ -48,38 +48,26 @@ static struct s3c24xx_dma_map __initdata s3c2440_dma_mappings[] = { .channels[1] = S3C2440_DCON_CH1_SDI | DMA_CH_VALID, .channels[2] = S3C2410_DCON_CH2_SDI | DMA_CH_VALID, .channels[3] = S3C2410_DCON_CH3_SDI | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_IIS + S3C2410_IISFIFO, - .hw_addr.from = S3C2410_PA_IIS + S3C2410_IISFIFO, }, [DMACH_SPI0] = { .name = "spi0", .channels[1] = S3C2410_DCON_CH1_SPI | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_SPI + S3C2410_SPTDAT, - .hw_addr.from = S3C2410_PA_SPI + S3C2410_SPRDAT, }, [DMACH_SPI1] = { .name = "spi1", .channels[3] = S3C2410_DCON_CH3_SPI | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_SPI + 0x20 + S3C2410_SPTDAT, - .hw_addr.from = S3C2410_PA_SPI + 0x20 + S3C2410_SPRDAT, }, [DMACH_UART0] = { .name = "uart0", .channels[0] = S3C2410_DCON_CH0_UART0 | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_UART0 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART0 + S3C2410_URXH, }, [DMACH_UART1] = { .name = "uart1", .channels[1] = S3C2410_DCON_CH1_UART1 | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_UART1 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART1 + S3C2410_URXH, }, [DMACH_UART2] = { .name = "uart2", .channels[3] = S3C2410_DCON_CH3_UART2 | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_UART2 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART2 + S3C2410_URXH, }, [DMACH_TIMER] = { .name = "timer", @@ -91,31 +79,26 @@ static struct s3c24xx_dma_map __initdata s3c2440_dma_mappings[] = { .name = "i2s-sdi", .channels[1] = S3C2410_DCON_CH1_I2SSDI | DMA_CH_VALID, .channels[2] = S3C2410_DCON_CH2_I2SSDI | DMA_CH_VALID, - .hw_addr.from = S3C2410_PA_IIS + S3C2410_IISFIFO, }, [DMACH_I2S_OUT] = { .name = "i2s-sdo", .channels[0] = S3C2440_DCON_CH0_I2SSDO | DMA_CH_VALID, .channels[2] = S3C2410_DCON_CH2_I2SSDO | DMA_CH_VALID, - .hw_addr.to = S3C2410_PA_IIS + S3C2410_IISFIFO, }, [DMACH_PCM_IN] = { .name = "pcm-in", .channels[0] = S3C2440_DCON_CH0_PCMIN | DMA_CH_VALID, .channels[2] = S3C2440_DCON_CH2_PCMIN | DMA_CH_VALID, - .hw_addr.from = S3C2440_PA_AC97 + S3C_AC97_PCM_DATA, }, [DMACH_PCM_OUT] = { .name = "pcm-out", .channels[1] = S3C2440_DCON_CH1_PCMOUT | DMA_CH_VALID, .channels[3] = S3C2440_DCON_CH3_PCMOUT | DMA_CH_VALID, - .hw_addr.to = S3C2440_PA_AC97 + S3C_AC97_PCM_DATA, }, [DMACH_MIC_IN] = { .name = "mic-in", .channels[2] = S3C2440_DCON_CH2_MICIN | DMA_CH_VALID, .channels[3] = S3C2440_DCON_CH3_MICIN | DMA_CH_VALID, - .hw_addr.from = S3C2440_PA_AC97 + S3C_AC97_MIC_DATA, }, [DMACH_USB_EP1] = { .name = "usb-ep1", diff --git a/arch/arm/mach-s3c2443/clock.c b/arch/arm/mach-s3c2443/clock.c index a1a7176675b9..38058af48972 100644 --- a/arch/arm/mach-s3c2443/clock.c +++ b/arch/arm/mach-s3c2443/clock.c @@ -128,7 +128,7 @@ static int s3c2443_armclk_setrate(struct clk *clk, unsigned long rate) unsigned long clkcon0; clkcon0 = __raw_readl(S3C2443_CLKDIV0); - clkcon0 &= S3C2443_CLKDIV0_ARMDIV_MASK; + clkcon0 &= ~S3C2443_CLKDIV0_ARMDIV_MASK; clkcon0 |= val << S3C2443_CLKDIV0_ARMDIV_SHIFT; __raw_writel(clkcon0, S3C2443_CLKDIV0); } diff --git a/arch/arm/mach-s3c2443/dma.c b/arch/arm/mach-s3c2443/dma.c index 3f658685ec16..fe52151d2e84 100644 --- a/arch/arm/mach-s3c2443/dma.c +++ b/arch/arm/mach-s3c2443/dma.c @@ -54,68 +54,46 @@ static struct s3c24xx_dma_map __initdata s3c2443_dma_mappings[] = { [DMACH_SDI] = { .name = "sdi", .channels = MAP(S3C2443_DMAREQSEL_SDI), - .hw_addr.to = S3C2410_PA_IIS + S3C2410_IISFIFO, - .hw_addr.from = S3C2410_PA_IIS + S3C2410_IISFIFO, }, [DMACH_SPI0] = { .name = "spi0", .channels = MAP(S3C2443_DMAREQSEL_SPI0TX), - .hw_addr.to = S3C2410_PA_SPI + S3C2410_SPTDAT, - .hw_addr.from = S3C2410_PA_SPI + S3C2410_SPRDAT, }, [DMACH_SPI1] = { .name = "spi1", .channels = MAP(S3C2443_DMAREQSEL_SPI1TX), - .hw_addr.to = S3C2410_PA_SPI + 0x20 + S3C2410_SPTDAT, - .hw_addr.from = S3C2410_PA_SPI + 0x20 + S3C2410_SPRDAT, }, [DMACH_UART0] = { .name = "uart0", .channels = MAP(S3C2443_DMAREQSEL_UART0_0), - .hw_addr.to = S3C2410_PA_UART0 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART0 + S3C2410_URXH, }, [DMACH_UART1] = { .name = "uart1", .channels = MAP(S3C2443_DMAREQSEL_UART1_0), - .hw_addr.to = S3C2410_PA_UART1 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART1 + S3C2410_URXH, }, [DMACH_UART2] = { .name = "uart2", .channels = MAP(S3C2443_DMAREQSEL_UART2_0), - .hw_addr.to = S3C2410_PA_UART2 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART2 + S3C2410_URXH, }, [DMACH_UART3] = { .name = "uart3", .channels = MAP(S3C2443_DMAREQSEL_UART3_0), - .hw_addr.to = S3C2443_PA_UART3 + S3C2410_UTXH, - .hw_addr.from = S3C2443_PA_UART3 + S3C2410_URXH, }, [DMACH_UART0_SRC2] = { .name = "uart0", .channels = MAP(S3C2443_DMAREQSEL_UART0_1), - .hw_addr.to = S3C2410_PA_UART0 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART0 + S3C2410_URXH, }, [DMACH_UART1_SRC2] = { .name = "uart1", .channels = MAP(S3C2443_DMAREQSEL_UART1_1), - .hw_addr.to = S3C2410_PA_UART1 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART1 + S3C2410_URXH, }, [DMACH_UART2_SRC2] = { .name = "uart2", .channels = MAP(S3C2443_DMAREQSEL_UART2_1), - .hw_addr.to = S3C2410_PA_UART2 + S3C2410_UTXH, - .hw_addr.from = S3C2410_PA_UART2 + S3C2410_URXH, }, [DMACH_UART3_SRC2] = { .name = "uart3", .channels = MAP(S3C2443_DMAREQSEL_UART3_1), - .hw_addr.to = S3C2443_PA_UART3 + S3C2410_UTXH, - .hw_addr.from = S3C2443_PA_UART3 + S3C2410_URXH, }, [DMACH_TIMER] = { .name = "timer", @@ -124,27 +102,22 @@ static struct s3c24xx_dma_map __initdata s3c2443_dma_mappings[] = { [DMACH_I2S_IN] = { .name = "i2s-sdi", .channels = MAP(S3C2443_DMAREQSEL_I2SRX), - .hw_addr.from = S3C2410_PA_IIS + S3C2410_IISFIFO, }, [DMACH_I2S_OUT] = { .name = "i2s-sdo", .channels = MAP(S3C2443_DMAREQSEL_I2STX), - .hw_addr.to = S3C2410_PA_IIS + S3C2410_IISFIFO, }, [DMACH_PCM_IN] = { .name = "pcm-in", .channels = MAP(S3C2443_DMAREQSEL_PCMIN), - .hw_addr.from = S3C2440_PA_AC97 + S3C_AC97_PCM_DATA, }, [DMACH_PCM_OUT] = { .name = "pcm-out", .channels = MAP(S3C2443_DMAREQSEL_PCMOUT), - .hw_addr.to = S3C2440_PA_AC97 + S3C_AC97_PCM_DATA, }, [DMACH_MIC_IN] = { .name = "mic-in", .channels = MAP(S3C2443_DMAREQSEL_MICIN), - .hw_addr.from = S3C2440_PA_AC97 + S3C_AC97_MIC_DATA, }, }; diff --git a/arch/arm/mach-s3c64xx/include/mach/map.h b/arch/arm/mach-s3c64xx/include/mach/map.h index a1f13f02c841..23a1d71e4d53 100644 --- a/arch/arm/mach-s3c64xx/include/mach/map.h +++ b/arch/arm/mach-s3c64xx/include/mach/map.h @@ -16,6 +16,7 @@ #define __ASM_ARCH_MAP_H __FILE__ #include <plat/map-base.h> +#include <plat/map-s3c.h> /* * Post-mux Chip Select Regions Xm0CSn_ @@ -83,7 +84,6 @@ #define S3C64XX_PA_IIC1 (0x7F00F000) #define S3C64XX_PA_GPIO (0x7F008000) -#define S3C64XX_VA_GPIO S3C_ADDR_CPU(0x00000000) #define S3C64XX_SZ_GPIO SZ_4K #define S3C64XX_PA_SDRAM (0x50000000) @@ -94,16 +94,10 @@ #define S3C64XX_PA_VIC1 (0x71300000) #define S3C64XX_PA_MODEM (0x74108000) -#define S3C64XX_VA_MODEM S3C_ADDR_CPU(0x00100000) #define S3C64XX_PA_USBHOST (0x74300000) #define S3C64XX_PA_USB_HSPHY (0x7C100000) -#define S3C64XX_VA_USB_HSPHY S3C_ADDR_CPU(0x00200000) - -/* place VICs close together */ -#define VA_VIC0 (S3C_VA_IRQ + 0x00) -#define VA_VIC1 (S3C_VA_IRQ + 0x10000) /* compatibiltiy defines. */ #define S3C_PA_TIMER S3C64XX_PA_TIMER @@ -119,7 +113,6 @@ #define S3C_PA_FB S3C64XX_PA_FB #define S3C_PA_USBHOST S3C64XX_PA_USBHOST #define S3C_PA_USB_HSOTG S3C64XX_PA_USB_HSOTG -#define S3C_VA_USB_HSPHY S3C64XX_VA_USB_HSPHY #define S3C_PA_RTC S3C64XX_PA_RTC #define S3C_PA_WDT S3C64XX_PA_WATCHDOG diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c index af0c2fe1ea37..f32ec68002ef 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -329,9 +329,6 @@ static struct platform_device *crag6410_devices[] __initdata = { &s3c_device_fb, &s3c_device_ohci, &s3c_device_usb_hsotg, - &s3c_device_adc, - &s3c_device_rtc, - &s3c_device_ts, &s3c_device_timer[0], &s3c64xx_device_iis0, &s3c64xx_device_iis1, diff --git a/arch/arm/mach-s3c64xx/mach-mini6410.c b/arch/arm/mach-s3c64xx/mach-mini6410.c index 527f49bd1b57..8f34a3c10497 100644 --- a/arch/arm/mach-s3c64xx/mach-mini6410.c +++ b/arch/arm/mach-s3c64xx/mach-mini6410.c @@ -205,12 +205,6 @@ static struct platform_device mini6410_lcd_powerdev = { .dev.platform_data = &mini6410_lcd_power_data, }; -static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { - .delay = 10000, - .presc = 49, - .oversampling_shift = 2, -}; - static struct platform_device *mini6410_devices[] __initdata = { &mini6410_device_eth, &s3c_device_hsmmc0, @@ -319,7 +313,7 @@ static void __init mini6410_machine_init(void) s3c_nand_set_platdata(&mini6410_nand_info); s3c_fb_set_platdata(&mini6410_lcd_pdata); - s3c24xx_ts_set_platdata(&s3c_ts_platform); + s3c24xx_ts_set_platdata(NULL); /* configure nCS1 width to 16 bits */ diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c index 95b04b1729e3..1f5abfae4eac 100644 --- a/arch/arm/mach-s3c64xx/mach-real6410.c +++ b/arch/arm/mach-s3c64xx/mach-real6410.c @@ -198,12 +198,6 @@ static struct platform_device *real6410_devices[] __initdata = { &s3c_device_ohci, }; -static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { - .delay = 10000, - .presc = 49, - .oversampling_shift = 2, -}; - static void __init real6410_map_io(void) { u32 tmp; @@ -300,7 +294,7 @@ static void __init real6410_machine_init(void) s3c_fb_set_platdata(&real6410_lcd_pdata); s3c_nand_set_platdata(&real6410_nand_info); - s3c24xx_ts_set_platdata(&s3c_ts_platform); + s3c24xx_ts_set_platdata(NULL); /* configure nCS1 width to 16 bits */ diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-s3c64xx/mach-smdk6410.c index a9f3183e0290..d831c97833ba 100644 --- a/arch/arm/mach-s3c64xx/mach-smdk6410.c +++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c @@ -619,12 +619,6 @@ static struct i2c_board_info i2c_devs1[] __initdata = { { I2C_BOARD_INFO("24c128", 0x57), }, /* Samsung S524AD0XD1 */ }; -static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { - .delay = 10000, - .presc = 49, - .oversampling_shift = 2, -}; - /* LCD Backlight data */ static struct samsung_bl_gpio_info smdk6410_bl_gpio_info = { .no = S3C64XX_GPF(15), @@ -666,7 +660,7 @@ static void __init smdk6410_machine_init(void) samsung_keypad_set_platdata(&smdk6410_keypad_data); - s3c24xx_ts_set_platdata(&s3c_ts_platform); + s3c24xx_ts_set_platdata(NULL); /* configure nCS1 width to 16 bits */ diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c index 346f8dfa6f35..340f30f4a3da 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6440.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c @@ -129,12 +129,6 @@ static struct i2c_board_info smdk6440_i2c_devs1[] __initdata = { /* To be populated */ }; -static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { - .delay = 10000, - .presc = 49, - .oversampling_shift = 2, -}; - /* LCD Backlight data */ static struct samsung_bl_gpio_info smdk6440_bl_gpio_info = { .no = S5P6440_GPF(15), @@ -155,7 +149,7 @@ static void __init smdk6440_map_io(void) static void __init smdk6440_machine_init(void) { - s3c24xx_ts_set_platdata(&s3c_ts_platform); + s3c24xx_ts_set_platdata(NULL); s3c_i2c0_set_platdata(&s5p6440_i2c0_data); s3c_i2c1_set_platdata(&s5p6440_i2c1_data); diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c index 33f2adf8f3fe..ee0da14665b6 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6450.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c @@ -148,12 +148,6 @@ static struct i2c_board_info smdk6450_i2c_devs1[] __initdata = { { I2C_BOARD_INFO("24c128", 0x57), },/* Samsung S524AD0XD1 EEPROM */ }; -static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { - .delay = 10000, - .presc = 49, - .oversampling_shift = 2, -}; - /* LCD Backlight data */ static struct samsung_bl_gpio_info smdk6450_bl_gpio_info = { .no = S5P6450_GPF(15), @@ -174,7 +168,7 @@ static void __init smdk6450_map_io(void) static void __init smdk6450_machine_init(void) { - s3c24xx_ts_set_platdata(&s3c_ts_platform); + s3c24xx_ts_set_platdata(NULL); s3c_i2c0_set_platdata(&s5p6450_i2c0_data); s3c_i2c1_set_platdata(&s5p6450_i2c1_data); diff --git a/arch/arm/mach-s5pc100/mach-smdkc100.c b/arch/arm/mach-s5pc100/mach-smdkc100.c index 227d8908aab6..0b70762ebf1a 100644 --- a/arch/arm/mach-s5pc100/mach-smdkc100.c +++ b/arch/arm/mach-s5pc100/mach-smdkc100.c @@ -203,12 +203,6 @@ static struct platform_device *smdkc100_devices[] __initdata = { &s5pc100_device_spdif, }; -static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { - .delay = 10000, - .presc = 49, - .oversampling_shift = 2, -}; - /* LCD Backlight data */ static struct samsung_bl_gpio_info smdkc100_bl_gpio_info = { .no = S5PC100_GPD(0), @@ -228,7 +222,7 @@ static void __init smdkc100_map_io(void) static void __init smdkc100_machine_init(void) { - s3c24xx_ts_set_platdata(&s3c_ts_platform); + s3c24xx_ts_set_platdata(NULL); /* I2C */ s3c_i2c0_set_platdata(NULL); diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig index 69dd87cd8e22..aaeb44a73716 100644 --- a/arch/arm/mach-s5pv210/Kconfig +++ b/arch/arm/mach-s5pv210/Kconfig @@ -14,7 +14,6 @@ config CPU_S5PV210 select S3C_PL330_DMA select S5P_EXT_INT select S5P_HRT - select S5PV210_PM if PM help Enable S5PV210 CPU support @@ -169,9 +168,4 @@ config MACH_TORBRECK endmenu -config S5PV210_PM - bool - help - Power Management code common to S5PV210 - endif diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile index 599a3c0e8f6c..ef7e4668d670 100644 --- a/arch/arm/mach-s5pv210/Makefile +++ b/arch/arm/mach-s5pv210/Makefile @@ -14,7 +14,7 @@ obj- := obj-$(CONFIG_CPU_S5PV210) += cpu.o init.o clock.o dma.o obj-$(CONFIG_CPU_S5PV210) += setup-i2c0.o -obj-$(CONFIG_S5PV210_PM) += pm.o sleep.o +obj-$(CONFIG_PM) += pm.o sleep.o # machine support diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c index 52a8e607bcc2..f5f8fa89679c 100644 --- a/arch/arm/mach-s5pv210/clock.c +++ b/arch/arm/mach-s5pv210/clock.c @@ -815,8 +815,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P_CLK_DIV3, .shift = 20, .size = 4 }, }, { .clk = { - .name = "sclk_cam", - .devname = "s5pv210-fimc.0", + .name = "sclk_cam0", .enable = s5pv210_clk_mask0_ctrl, .ctrlbit = (1 << 3), }, @@ -825,8 +824,7 @@ static struct clksrc_clk clksrcs[] = { .reg_div = { .reg = S5P_CLK_DIV1, .shift = 12, .size = 4 }, }, { .clk = { - .name = "sclk_cam", - .devname = "s5pv210-fimc.1", + .name = "sclk_cam1", .enable = s5pv210_clk_mask0_ctrl, .ctrlbit = (1 << 4), }, diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c index 5e011fc6720d..4b27bcaf676a 100644 --- a/arch/arm/mach-s5pv210/mach-smdkv210.c +++ b/arch/arm/mach-s5pv210/mach-smdkv210.c @@ -265,12 +265,6 @@ static struct i2c_board_info smdkv210_i2c_devs2[] __initdata = { /* To Be Updated */ }; -static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = { - .delay = 10000, - .presc = 49, - .oversampling_shift = 2, -}; - /* LCD Backlight data */ static struct samsung_bl_gpio_info smdkv210_bl_gpio_info = { .no = S5PV210_GPD0(3), @@ -296,7 +290,7 @@ static void __init smdkv210_machine_init(void) smdkv210_dm9000_init(); samsung_keypad_set_platdata(&smdkv210_keypad_data); - s3c24xx_ts_set_platdata(&s3c_ts_platform); + s3c24xx_ts_set_platdata(NULL); s3c_i2c0_set_platdata(NULL); s3c_i2c1_set_platdata(NULL); diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index 3b24bfa3b828..07c4bc8ea0a4 100644 --- a/arch/arm/mm/cache-v7.S +++ b/arch/arm/mm/cache-v7.S @@ -174,6 +174,10 @@ ENTRY(v7_coherent_user_range) dcache_line_size r2, r3 sub r3, r2, #1 bic r12, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif 1: USER( mcr p15, 0, r12, c7, c11, 1 ) @ clean D line to the point of unification add r12, r12, r2 @@ -223,6 +227,10 @@ ENTRY(v7_flush_kern_dcache_area) add r1, r0, r1 sub r3, r2, #1 bic r0, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif 1: mcr p15, 0, r0, c7, c14, 1 @ clean & invalidate D line / unified line add r0, r0, r2 @@ -247,6 +255,10 @@ v7_dma_inv_range: sub r3, r2, #1 tst r0, r3 bic r0, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif mcrne p15, 0, r0, c7, c14, 1 @ clean & invalidate D / U line tst r1, r3 @@ -270,6 +282,10 @@ v7_dma_clean_range: dcache_line_size r2, r3 sub r3, r2, #1 bic r0, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif 1: mcr p15, 0, r0, c7, c10, 1 @ clean D / U line add r0, r0, r2 @@ -288,6 +304,10 @@ ENTRY(v7_dma_flush_range) dcache_line_size r2, r3 sub r3, r2, #1 bic r0, r0, r3 +#ifdef CONFIG_ARM_ERRATA_764369 + ALT_SMP(W(dsb)) + ALT_UP(W(nop)) +#endif 1: mcr p15, 0, r0, c7, c14, 1 @ clean & invalidate D / U line add r0, r0, r2 diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 0a0a1e7c20d2..c3ff82f92d9c 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -324,6 +324,8 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, if (addr) *handle = pfn_to_dma(dev, page_to_pfn(page)); + else + __dma_free_buffer(page, size); return addr; } diff --git a/arch/arm/plat-s3c24xx/include/plat/map.h b/arch/arm/plat-s3c24xx/include/plat/map.h deleted file mode 100644 index bd534d32b993..000000000000 --- a/arch/arm/plat-s3c24xx/include/plat/map.h +++ /dev/null @@ -1,100 +0,0 @@ -/* linux/include/asm-arm/plat-s3c24xx/map.h - * - * Copyright (c) 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C24XX - Memory map definitions - * - * 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. -*/ - -#ifndef __ASM_PLAT_S3C24XX_MAP_H -#define __ASM_PLAT_S3C24XX_MAP_H - -/* interrupt controller is the first thing we put in, to make - * the assembly code for the irq detection easier - */ -#define S3C24XX_VA_IRQ S3C_VA_IRQ -#define S3C2410_PA_IRQ (0x4A000000) -#define S3C24XX_SZ_IRQ SZ_1M - -/* memory controller registers */ -#define S3C24XX_VA_MEMCTRL S3C_VA_MEM -#define S3C2410_PA_MEMCTRL (0x48000000) -#define S3C24XX_SZ_MEMCTRL SZ_1M - -/* UARTs */ -#define S3C24XX_VA_UART S3C_VA_UART -#define S3C2410_PA_UART (0x50000000) -#define S3C24XX_SZ_UART SZ_1M -#define S3C_UART_OFFSET (0x4000) - -#define S3C_VA_UARTx(uart) (S3C_VA_UART + ((uart * S3C_UART_OFFSET))) - -/* Timers */ -#define S3C24XX_VA_TIMER S3C_VA_TIMER -#define S3C2410_PA_TIMER (0x51000000) -#define S3C24XX_SZ_TIMER SZ_1M - -/* Clock and Power management */ -#define S3C24XX_VA_CLKPWR S3C_VA_SYS -#define S3C24XX_SZ_CLKPWR SZ_1M - -/* USB Device port */ -#define S3C2410_PA_USBDEV (0x52000000) -#define S3C24XX_SZ_USBDEV SZ_1M - -/* Watchdog */ -#define S3C24XX_VA_WATCHDOG S3C_VA_WATCHDOG -#define S3C2410_PA_WATCHDOG (0x53000000) -#define S3C24XX_SZ_WATCHDOG SZ_1M - -/* Standard size definitions for peripheral blocks. */ - -#define S3C24XX_SZ_IIS SZ_1M -#define S3C24XX_SZ_ADC SZ_1M -#define S3C24XX_SZ_SPI SZ_1M -#define S3C24XX_SZ_SDI SZ_1M -#define S3C24XX_SZ_NAND SZ_1M - -/* GPIO ports */ - -/* the calculation for the VA of this must ensure that - * it is the same distance apart from the UART in the - * phsyical address space, as the initial mapping for the IO - * is done as a 1:1 mapping. This puts it (currently) at - * 0xFA800000, which is not in the way of any current mapping - * by the base system. -*/ - -#define S3C2410_PA_GPIO (0x56000000) -#define S3C24XX_VA_GPIO ((S3C24XX_PA_GPIO - S3C24XX_PA_UART) + S3C24XX_VA_UART) -#define S3C24XX_SZ_GPIO SZ_1M - - -/* ISA style IO, for each machine to sort out mappings for, if it - * implements it. We reserve two 16M regions for ISA. - */ - -#define S3C24XX_VA_ISA_WORD S3C2410_ADDR(0x02000000) -#define S3C24XX_VA_ISA_BYTE S3C2410_ADDR(0x03000000) - -/* deal with the registers that move under the 2412/2413 */ - -#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413) -#ifndef __ASSEMBLY__ -extern void __iomem *s3c24xx_va_gpio2; -#endif -#ifdef CONFIG_CPU_S3C2412_ONLY -#define S3C24XX_VA_GPIO2 (S3C24XX_VA_GPIO + 0x10) -#else -#define S3C24XX_VA_GPIO2 s3c24xx_va_gpio2 -#endif -#else -#define s3c24xx_va_gpio2 S3C24XX_VA_GPIO -#define S3C24XX_VA_GPIO2 S3C24XX_VA_GPIO -#endif - -#endif /* __ASM_PLAT_S3C24XX_MAP_H */ diff --git a/arch/arm/plat-s5p/include/plat/pll.h b/arch/arm/plat-s5p/include/plat/pll.h index 1bfd61a4c8de..3e21b9444cc5 100644 --- a/arch/arm/plat-s5p/include/plat/pll.h +++ b/arch/arm/plat-s5p/include/plat/pll.h @@ -123,7 +123,6 @@ static inline unsigned long s5p_get_pll46xx(unsigned long baseclk, mdiv = (pll_con0 >> PLL46XX_MDIV_SHIFT) & PLL46XX_MDIV_MASK; pdiv = (pll_con0 >> PLL46XX_PDIV_SHIFT) & PLL46XX_PDIV_MASK; sdiv = (pll_con0 >> PLL46XX_SDIV_SHIFT) & PLL46XX_SDIV_MASK; - kdiv = pll_con1 & PLL46XX_KDIV_MASK; if (pll_type == pll_4650c) kdiv = pll_con1 & PLL4650C_KDIV_MASK; diff --git a/arch/arm/plat-s5p/irq-gpioint.c b/arch/arm/plat-s5p/irq-gpioint.c index f71078ef6bb5..f88216d23991 100644 --- a/arch/arm/plat-s5p/irq-gpioint.c +++ b/arch/arm/plat-s5p/irq-gpioint.c @@ -114,17 +114,18 @@ static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip) { static int used_gpioint_groups = 0; int group = chip->group; - struct s5p_gpioint_bank *bank = NULL; + struct s5p_gpioint_bank *b, *bank = NULL; struct irq_chip_generic *gc; struct irq_chip_type *ct; if (used_gpioint_groups >= S5P_GPIOINT_GROUP_COUNT) return -ENOMEM; - list_for_each_entry(bank, &banks, list) { - if (group >= bank->start && - group < bank->start + bank->nr_groups) + list_for_each_entry(b, &banks, list) { + if (group >= b->start && group < b->start + b->nr_groups) { + bank = b; break; + } } if (!bank) return -EINVAL; diff --git a/arch/arm/plat-samsung/dev-hsmmc.c b/arch/arm/plat-samsung/dev-hsmmc.c index db7a65c7f127..06825c4276de 100644 --- a/arch/arm/plat-samsung/dev-hsmmc.c +++ b/arch/arm/plat-samsung/dev-hsmmc.c @@ -58,22 +58,5 @@ struct platform_device s3c_device_hsmmc0 = { void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd) { - struct s3c_sdhci_platdata *set = &s3c_hsmmc0_def_platdata; - - set->cd_type = pd->cd_type; - set->ext_cd_init = pd->ext_cd_init; - set->ext_cd_cleanup = pd->ext_cd_cleanup; - set->ext_cd_gpio = pd->ext_cd_gpio; - set->ext_cd_gpio_invert = pd->ext_cd_gpio_invert; - - if (pd->max_width) - set->max_width = pd->max_width; - if (pd->cfg_gpio) - set->cfg_gpio = pd->cfg_gpio; - if (pd->cfg_card) - set->cfg_card = pd->cfg_card; - if (pd->host_caps) - set->host_caps |= pd->host_caps; - if (pd->clk_type) - set->clk_type = pd->clk_type; + s3c_sdhci_set_platdata(pd, &s3c_hsmmc0_def_platdata); } diff --git a/arch/arm/plat-samsung/dev-hsmmc1.c b/arch/arm/plat-samsung/dev-hsmmc1.c index 2497321f08d7..4524ef440010 100644 --- a/arch/arm/plat-samsung/dev-hsmmc1.c +++ b/arch/arm/plat-samsung/dev-hsmmc1.c @@ -58,22 +58,5 @@ struct platform_device s3c_device_hsmmc1 = { void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd) { - struct s3c_sdhci_platdata *set = &s3c_hsmmc1_def_platdata; - - set->cd_type = pd->cd_type; - set->ext_cd_init = pd->ext_cd_init; - set->ext_cd_cleanup = pd->ext_cd_cleanup; - set->ext_cd_gpio = pd->ext_cd_gpio; - set->ext_cd_gpio_invert = pd->ext_cd_gpio_invert; - - if (pd->max_width) - set->max_width = pd->max_width; - if (pd->cfg_gpio) - set->cfg_gpio = pd->cfg_gpio; - if (pd->cfg_card) - set->cfg_card = pd->cfg_card; - if (pd->host_caps) - set->host_caps |= pd->host_caps; - if (pd->clk_type) - set->clk_type = pd->clk_type; + s3c_sdhci_set_platdata(pd, &s3c_hsmmc1_def_platdata); } diff --git a/arch/arm/plat-samsung/dev-hsmmc2.c b/arch/arm/plat-samsung/dev-hsmmc2.c index f60aedba417c..9cede9615e48 100644 --- a/arch/arm/plat-samsung/dev-hsmmc2.c +++ b/arch/arm/plat-samsung/dev-hsmmc2.c @@ -59,22 +59,5 @@ struct platform_device s3c_device_hsmmc2 = { void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd) { - struct s3c_sdhci_platdata *set = &s3c_hsmmc2_def_platdata; - - set->cd_type = pd->cd_type; - set->ext_cd_init = pd->ext_cd_init; - set->ext_cd_cleanup = pd->ext_cd_cleanup; - set->ext_cd_gpio = pd->ext_cd_gpio; - set->ext_cd_gpio_invert = pd->ext_cd_gpio_invert; - - if (pd->max_width) - set->max_width = pd->max_width; - if (pd->cfg_gpio) - set->cfg_gpio = pd->cfg_gpio; - if (pd->cfg_card) - set->cfg_card = pd->cfg_card; - if (pd->host_caps) - set->host_caps |= pd->host_caps; - if (pd->clk_type) - set->clk_type = pd->clk_type; + s3c_sdhci_set_platdata(pd, &s3c_hsmmc2_def_platdata); } diff --git a/arch/arm/plat-samsung/dev-hsmmc3.c b/arch/arm/plat-samsung/dev-hsmmc3.c index ede776f20e62..0358ef4a8f66 100644 --- a/arch/arm/plat-samsung/dev-hsmmc3.c +++ b/arch/arm/plat-samsung/dev-hsmmc3.c @@ -62,22 +62,5 @@ struct platform_device s3c_device_hsmmc3 = { void s3c_sdhci3_set_platdata(struct s3c_sdhci_platdata *pd) { - struct s3c_sdhci_platdata *set = &s3c_hsmmc3_def_platdata; - - set->cd_type = pd->cd_type; - set->ext_cd_init = pd->ext_cd_init; - set->ext_cd_cleanup = pd->ext_cd_cleanup; - set->ext_cd_gpio = pd->ext_cd_gpio; - set->ext_cd_gpio_invert = pd->ext_cd_gpio_invert; - - if (pd->max_width) - set->max_width = pd->max_width; - if (pd->cfg_gpio) - set->cfg_gpio = pd->cfg_gpio; - if (pd->cfg_card) - set->cfg_card = pd->cfg_card; - if (pd->host_caps) - set->host_caps |= pd->host_caps; - if (pd->clk_type) - set->clk_type = pd->clk_type; + s3c_sdhci_set_platdata(pd, &s3c_hsmmc3_def_platdata); } diff --git a/arch/arm/plat-samsung/dev-ts.c b/arch/arm/plat-samsung/dev-ts.c index 82543f0248ac..5f3d46a9bd88 100644 --- a/arch/arm/plat-samsung/dev-ts.c +++ b/arch/arm/plat-samsung/dev-ts.c @@ -43,8 +43,17 @@ struct platform_device s3c_device_ts = { .resource = s3c_ts_resource, }; +static struct s3c2410_ts_mach_info default_ts_data __initdata = { + .delay = 10000, + .presc = 49, + .oversampling_shift = 2, +}; + void __init s3c24xx_ts_set_platdata(struct s3c2410_ts_mach_info *pd) { + if (!pd) + pd = &default_ts_data; + s3c_set_platdata(pd, sizeof(struct s3c2410_ts_mach_info), &s3c_device_ts); } diff --git a/arch/arm/plat-samsung/include/plat/dma-s3c24xx.h b/arch/arm/plat-samsung/include/plat/dma-s3c24xx.h index 336d5ac02035..ab9bce637cbd 100644 --- a/arch/arm/plat-samsung/include/plat/dma-s3c24xx.h +++ b/arch/arm/plat-samsung/include/plat/dma-s3c24xx.h @@ -18,11 +18,6 @@ extern struct s3c2410_dma_chan s3c2410_chans[S3C_DMA_CHANNELS]; #define DMA_CH_VALID (1<<31) #define DMA_CH_NEVER (1<<30) -struct s3c24xx_dma_addr { - unsigned long from; - unsigned long to; -}; - /* struct s3c24xx_dma_map * * this holds the mapping information for the channel selected @@ -31,7 +26,6 @@ struct s3c24xx_dma_addr { struct s3c24xx_dma_map { const char *name; - struct s3c24xx_dma_addr hw_addr; unsigned long channels[S3C_DMA_CHANNELS]; unsigned long channels_rx[S3C_DMA_CHANNELS]; diff --git a/arch/arm/plat-samsung/include/plat/map-s3c.h b/arch/arm/plat-samsung/include/plat/map-s3c.h new file mode 100644 index 000000000000..7d048759b772 --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/map-s3c.h @@ -0,0 +1,84 @@ +/* linux/arch/arm/plat-samsung/include/plat/map-s3c.h + * + * Copyright (c) 2008 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * S3C24XX - Memory map definitions + * + * 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. +*/ + +#ifndef __ASM_PLAT_MAP_S3C_H +#define __ASM_PLAT_MAP_S3C_H __FILE__ + +#define S3C24XX_VA_IRQ S3C_VA_IRQ +#define S3C24XX_VA_MEMCTRL S3C_VA_MEM +#define S3C24XX_VA_UART S3C_VA_UART + +#define S3C24XX_VA_TIMER S3C_VA_TIMER +#define S3C24XX_VA_CLKPWR S3C_VA_SYS +#define S3C24XX_VA_WATCHDOG S3C_VA_WATCHDOG + +#define S3C2412_VA_SSMC S3C_ADDR_CPU(0x00000000) +#define S3C2412_VA_EBI S3C_ADDR_CPU(0x00010000) + +#define S3C2410_PA_UART (0x50000000) +#define S3C24XX_PA_UART S3C2410_PA_UART + +#ifndef S3C_UART_OFFSET +#define S3C_UART_OFFSET (0x400) +#endif + +/* + * GPIO ports + * + * the calculation for the VA of this must ensure that + * it is the same distance apart from the UART in the + * phsyical address space, as the initial mapping for the IO + * is done as a 1:1 mapping. This puts it (currently) at + * 0xFA800000, which is not in the way of any current mapping + * by the base system. +*/ + +#define S3C2410_PA_GPIO (0x56000000) +#define S3C24XX_PA_GPIO S3C2410_PA_GPIO + +#define S3C24XX_VA_GPIO ((S3C24XX_PA_GPIO - S3C24XX_PA_UART) + S3C24XX_VA_UART) +#define S3C64XX_VA_GPIO S3C_ADDR_CPU(0x00000000) + +#define S3C64XX_VA_MODEM S3C_ADDR_CPU(0x00100000) +#define S3C64XX_VA_USB_HSPHY S3C_ADDR_CPU(0x00200000) + +#define S3C_VA_USB_HSPHY S3C64XX_VA_USB_HSPHY + +/* + * ISA style IO, for each machine to sort out mappings for, + * if it implements it. We reserve two 16M regions for ISA. + */ + +#define S3C2410_ADDR(x) S3C_ADDR(x) + +#define S3C24XX_VA_ISA_WORD S3C2410_ADDR(0x02000000) +#define S3C24XX_VA_ISA_BYTE S3C2410_ADDR(0x03000000) + +/* deal with the registers that move under the 2412/2413 */ + +#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413) +#ifndef __ASSEMBLY__ +extern void __iomem *s3c24xx_va_gpio2; +#endif +#ifdef CONFIG_CPU_S3C2412_ONLY +#define S3C24XX_VA_GPIO2 (S3C24XX_VA_GPIO + 0x10) +#else +#define S3C24XX_VA_GPIO2 s3c24xx_va_gpio2 +#endif +#else +#define s3c24xx_va_gpio2 S3C24XX_VA_GPIO +#define S3C24XX_VA_GPIO2 S3C24XX_VA_GPIO +#endif + +#include <plat/map-s5p.h> + +#endif /* __ASM_PLAT_MAP_S3C_H */ diff --git a/arch/arm/plat-s5p/include/plat/map-s5p.h b/arch/arm/plat-samsung/include/plat/map-s5p.h index 36d3551173b2..c2d7bdae5891 100644 --- a/arch/arm/plat-s5p/include/plat/map-s5p.h +++ b/arch/arm/plat-samsung/include/plat/map-s5p.h @@ -1,4 +1,4 @@ -/* linux/arch/arm/plat-s5p/include/plat/map-s5p.h +/* linux/arch/arm/plat-samsung/include/plat/map-s5p.h * * Copyright (c) 2010 Samsung Electronics Co., Ltd. * http://www.samsung.com/ @@ -40,8 +40,6 @@ #define S5P_VA_GIC_CPU S3C_ADDR(0x02810000) #define S5P_VA_GIC_DIST S3C_ADDR(0x02820000) -#define S3C_VA_USB_HSPHY S3C_ADDR(0x02900000) - #define VA_VIC(x) (S3C_VA_IRQ + ((x) * 0x10000)) #define VA_VIC0 VA_VIC(0) #define VA_VIC1 VA_VIC(1) @@ -58,4 +56,6 @@ #define S3C_UART_OFFSET (0x400) #endif +#include <plat/map-s3c.h> + #endif /* __ASM_PLAT_MAP_S5P_H */ diff --git a/arch/arm/plat-samsung/include/plat/sdhci.h b/arch/arm/plat-samsung/include/plat/sdhci.h index 058e09654fe8..4a6552066c7e 100644 --- a/arch/arm/plat-samsung/include/plat/sdhci.h +++ b/arch/arm/plat-samsung/include/plat/sdhci.h @@ -86,6 +86,13 @@ struct s3c_sdhci_platdata { struct mmc_card *card); }; +/* s3c_sdhci_set_platdata() - common helper for setting SDHCI platform data + * @pd: The default platform data for this device. + * @set: Pointer to the platform data to fill in. + */ +extern void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd, + struct s3c_sdhci_platdata *set); + /** * s3c_sdhci0_set_platdata - Set platform data for S3C SDHCI device. * @pd: Platform data to register to device. diff --git a/arch/arm/plat-samsung/platformdata.c b/arch/arm/plat-samsung/platformdata.c index 7cf2e1e3b20f..6de1a3825927 100644 --- a/arch/arm/plat-samsung/platformdata.c +++ b/arch/arm/plat-samsung/platformdata.c @@ -14,6 +14,7 @@ #include <linux/platform_device.h> #include <plat/devs.h> +#include <plat/sdhci.h> void __init *s3c_set_platdata(void *pd, size_t pdsize, struct platform_device *pdev) @@ -35,3 +36,24 @@ void __init *s3c_set_platdata(void *pd, size_t pdsize, pdev->dev.platform_data = npd; return npd; } + +void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd, + struct s3c_sdhci_platdata *set) +{ + set->cd_type = pd->cd_type; + set->ext_cd_init = pd->ext_cd_init; + set->ext_cd_cleanup = pd->ext_cd_cleanup; + set->ext_cd_gpio = pd->ext_cd_gpio; + set->ext_cd_gpio_invert = pd->ext_cd_gpio_invert; + + if (pd->max_width) + set->max_width = pd->max_width; + if (pd->cfg_gpio) + set->cfg_gpio = pd->cfg_gpio; + if (pd->cfg_card) + set->cfg_card = pd->cfg_card; + if (pd->host_caps) + set->host_caps |= pd->host_caps; + if (pd->clk_type) + set->clk_type = pd->clk_type; +} diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h index 519eb5f187ef..c0cb794bb365 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -658,12 +658,14 @@ static inline void pgste_set_pte(pte_t *ptep, pgste_t pgste) * struct gmap_struct - guest address space * @mm: pointer to the parent mm_struct * @table: pointer to the page directory + * @asce: address space control element for gmap page table * @crst_list: list of all crst tables used in the guest address space */ struct gmap { struct list_head list; struct mm_struct *mm; unsigned long *table; + unsigned long asce; struct list_head crst_list; }; diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c index 532fd4322156..2b45591e1582 100644 --- a/arch/s390/kernel/asm-offsets.c +++ b/arch/s390/kernel/asm-offsets.c @@ -10,6 +10,7 @@ #include <linux/sched.h> #include <asm/vdso.h> #include <asm/sigp.h> +#include <asm/pgtable.h> /* * Make sure that the compiler is new enough. We want a compiler that @@ -126,6 +127,7 @@ 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_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)); @@ -151,6 +153,7 @@ int main(void) DEFINE(__LC_VDSO_PER_CPU, offsetof(struct _lowcore, vdso_per_cpu_data)); DEFINE(__LC_GMAP, offsetof(struct _lowcore, gmap)); DEFINE(__LC_CMF_HPP, offsetof(struct _lowcore, cmf_hpp)); + DEFINE(__GMAP_ASCE, offsetof(struct gmap, asce)); #endif /* CONFIG_32BIT */ return 0; } diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 5f729d627cef..713da0760538 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S @@ -1076,6 +1076,11 @@ sie_loop: lg %r14,__LC_THREAD_INFO # pointer thread_info struct tm __TI_flags+7(%r14),_TIF_EXIT_SIE jnz sie_exit + lg %r14,__LC_GMAP # get gmap pointer + ltgr %r14,%r14 + jz sie_gmap + lctlg %c1,%c1,__GMAP_ASCE(%r14) # load primary asce +sie_gmap: lg %r14,__SF_EMPTY(%r15) # get control block pointer SPP __SF_EMPTY(%r15) # set guest id sie 0(%r14) @@ -1083,6 +1088,7 @@ sie_done: SPP __LC_CMF_HPP # set host id lg %r14,__LC_THREAD_INFO # pointer thread_info struct sie_exit: + lctlg %c1,%c1,__LC_USER_ASCE # load primary asce ni __TI_flags+6(%r14),255-(_TIF_SIE>>8) lg %r14,__SF_EMPTY+8(%r15) # load guest register save area stmg %r0,%r13,0(%r14) # save guest gprs 0-13 diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index f17296e4fc89..dc2b580e27bc 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -123,6 +123,7 @@ int kvm_dev_ioctl_check_extension(long ext) switch (ext) { case KVM_CAP_S390_PSW: + case KVM_CAP_S390_GMAP: r = 1; break; default: @@ -263,10 +264,12 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu) vcpu->arch.guest_fpregs.fpc &= FPC_VALID_MASK; restore_fp_regs(&vcpu->arch.guest_fpregs); restore_access_regs(vcpu->arch.guest_acrs); + gmap_enable(vcpu->arch.gmap); } void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu) { + gmap_disable(vcpu->arch.gmap); save_fp_regs(&vcpu->arch.guest_fpregs); save_access_regs(vcpu->arch.guest_acrs); restore_fp_regs(&vcpu->arch.host_fpregs); @@ -461,7 +464,6 @@ static void __vcpu_run(struct kvm_vcpu *vcpu) local_irq_disable(); kvm_guest_enter(); local_irq_enable(); - gmap_enable(vcpu->arch.gmap); VCPU_EVENT(vcpu, 6, "entering sie flags %x", atomic_read(&vcpu->arch.sie_block->cpuflags)); if (sie64a(vcpu->arch.sie_block, vcpu->arch.guest_gprs)) { @@ -470,7 +472,6 @@ static void __vcpu_run(struct kvm_vcpu *vcpu) } VCPU_EVENT(vcpu, 6, "exit sie icptcode %d", vcpu->arch.sie_block->icptcode); - gmap_disable(vcpu->arch.gmap); local_irq_disable(); kvm_guest_exit(); local_irq_enable(); diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index 4d1f2bce87b3..f69ff3c13496 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -160,6 +160,8 @@ struct gmap *gmap_alloc(struct mm_struct *mm) table = (unsigned long *) page_to_phys(page); crst_table_init(table, _REGION1_ENTRY_EMPTY); gmap->table = table; + gmap->asce = _ASCE_TYPE_REGION1 | _ASCE_TABLE_LENGTH | + _ASCE_USER_BITS | __pa(table); list_add(&gmap->list, &mm->context.gmap_list); return gmap; @@ -240,10 +242,6 @@ EXPORT_SYMBOL_GPL(gmap_free); */ void gmap_enable(struct gmap *gmap) { - /* Load primary space page table origin. */ - S390_lowcore.user_asce = _ASCE_TYPE_REGION1 | _ASCE_TABLE_LENGTH | - _ASCE_USER_BITS | __pa(gmap->table); - asm volatile("lctlg 1,1,%0\n" : : "m" (S390_lowcore.user_asce) ); S390_lowcore.gmap = (unsigned long) gmap; } EXPORT_SYMBOL_GPL(gmap_enable); @@ -254,10 +252,6 @@ EXPORT_SYMBOL_GPL(gmap_enable); */ void gmap_disable(struct gmap *gmap) { - /* Load primary space page table origin. */ - S390_lowcore.user_asce = - gmap->mm->context.asce_bits | __pa(gmap->mm->pgd); - asm volatile("lctlg 1,1,%0\n" : : "m" (S390_lowcore.user_asce) ); S390_lowcore.gmap = 0UL; } EXPORT_SYMBOL_GPL(gmap_disable); diff --git a/arch/um/Kconfig.x86 b/arch/um/Kconfig.x86 index d31ecf346b4e..21bebe63df66 100644 --- a/arch/um/Kconfig.x86 +++ b/arch/um/Kconfig.x86 @@ -10,6 +10,10 @@ config CMPXCHG_LOCAL bool default n +config CMPXCHG_DOUBLE + bool + default n + source "arch/x86/Kconfig.cpu" endmenu diff --git a/arch/um/Makefile b/arch/um/Makefile index fab8121d2b32..c0f712cc7c5f 100644 --- a/arch/um/Makefile +++ b/arch/um/Makefile @@ -41,7 +41,7 @@ KBUILD_CPPFLAGS += -I$(srctree)/$(ARCH_DIR)/sys-$(SUBARCH) KBUILD_CFLAGS += $(CFLAGS) $(CFLAGS-y) -D__arch_um__ -DSUBARCH=\"$(SUBARCH)\" \ $(ARCH_INCLUDE) $(MODE_INCLUDE) -Dvmap=kernel_vmap \ -Din6addr_loopback=kernel_in6addr_loopback \ - -Din6addr_any=kernel_in6addr_any + -Din6addr_any=kernel_in6addr_any -Dstrrchr=kernel_strrchr KBUILD_AFLAGS += $(ARCH_INCLUDE) diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index d51c404239a8..364c8a15c4c3 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -399,8 +399,8 @@ int line_setup_irq(int fd, int input, int output, struct line *line, void *data) * is done under a spinlock. Checking whether the device is in use is * line->tty->count > 1, also under the spinlock. * - * tty->count serves to decide whether the device should be enabled or - * disabled on the host. If it's equal to 1, then we are doing the + * line->count serves to decide whether the device should be enabled or + * disabled on the host. If it's equal to 0, then we are doing the * first open or last close. Otherwise, open and close just return. */ @@ -414,16 +414,16 @@ int line_open(struct line *lines, struct tty_struct *tty) goto out_unlock; err = 0; - if (tty->count > 1) + if (line->count++) goto out_unlock; - spin_unlock(&line->count_lock); - + BUG_ON(tty->driver_data); tty->driver_data = line; line->tty = tty; + spin_unlock(&line->count_lock); err = enable_chan(line); - if (err) + if (err) /* line_close() will be called by our caller */ return err; INIT_DELAYED_WORK(&line->task, line_timer_cb); @@ -436,7 +436,7 @@ int line_open(struct line *lines, struct tty_struct *tty) chan_window_size(&line->chan_list, &tty->winsize.ws_row, &tty->winsize.ws_col); - return err; + return 0; out_unlock: spin_unlock(&line->count_lock); @@ -460,17 +460,16 @@ void line_close(struct tty_struct *tty, struct file * filp) flush_buffer(line); spin_lock(&line->count_lock); - if (!line->valid) - goto out_unlock; + BUG_ON(!line->valid); - if (tty->count > 1) + if (--line->count) goto out_unlock; - spin_unlock(&line->count_lock); - line->tty = NULL; tty->driver_data = NULL; + spin_unlock(&line->count_lock); + if (line->sigio) { unregister_winch(tty); line->sigio = 0; @@ -498,7 +497,7 @@ static int setup_one_line(struct line *lines, int n, char *init, int init_prio, spin_lock(&line->count_lock); - if (line->tty != NULL) { + if (line->count) { *error_out = "Device is already open"; goto out; } @@ -722,41 +721,53 @@ struct winch { int pid; struct tty_struct *tty; unsigned long stack; + struct work_struct work; }; -static void free_winch(struct winch *winch, int free_irq_ok) +static void __free_winch(struct work_struct *work) { - if (free_irq_ok) - free_irq(WINCH_IRQ, winch); - - list_del(&winch->list); + struct winch *winch = container_of(work, struct winch, work); + free_irq(WINCH_IRQ, winch); if (winch->pid != -1) os_kill_process(winch->pid, 1); - if (winch->fd != -1) - os_close_file(winch->fd); if (winch->stack != 0) free_stack(winch->stack, 0); kfree(winch); } +static void free_winch(struct winch *winch) +{ + int fd = winch->fd; + winch->fd = -1; + if (fd != -1) + os_close_file(fd); + list_del(&winch->list); + __free_winch(&winch->work); +} + static irqreturn_t winch_interrupt(int irq, void *data) { struct winch *winch = data; struct tty_struct *tty; struct line *line; + int fd = winch->fd; int err; char c; - if (winch->fd != -1) { - err = generic_read(winch->fd, &c, NULL); + if (fd != -1) { + err = generic_read(fd, &c, NULL); if (err < 0) { if (err != -EAGAIN) { + winch->fd = -1; + list_del(&winch->list); + os_close_file(fd); printk(KERN_ERR "winch_interrupt : " "read failed, errno = %d\n", -err); printk(KERN_ERR "fd %d is losing SIGWINCH " "support\n", winch->tty_fd); - free_winch(winch, 0); + INIT_WORK(&winch->work, __free_winch); + schedule_work(&winch->work); return IRQ_HANDLED; } goto out; @@ -828,7 +839,7 @@ static void unregister_winch(struct tty_struct *tty) list_for_each_safe(ele, next, &winch_handlers) { winch = list_entry(ele, struct winch, list); if (winch->tty == tty) { - free_winch(winch, 1); + free_winch(winch); break; } } @@ -844,7 +855,7 @@ static void winch_cleanup(void) list_for_each_safe(ele, next, &winch_handlers) { winch = list_entry(ele, struct winch, list); - free_winch(winch, 1); + free_winch(winch); } spin_unlock(&winch_handler_lock); diff --git a/arch/um/drivers/xterm.c b/arch/um/drivers/xterm.c index 8ac7146c237f..2e1de5728604 100644 --- a/arch/um/drivers/xterm.c +++ b/arch/um/drivers/xterm.c @@ -123,6 +123,7 @@ static int xterm_open(int input, int output, int primary, void *d, err = -errno; printk(UM_KERN_ERR "xterm_open : unlink failed, errno = %d\n", errno); + close(fd); return err; } close(fd); diff --git a/arch/um/include/asm/ptrace-generic.h b/arch/um/include/asm/ptrace-generic.h index ae084ad1a3a0..1a7d2757fe05 100644 --- a/arch/um/include/asm/ptrace-generic.h +++ b/arch/um/include/asm/ptrace-generic.h @@ -42,10 +42,6 @@ extern long subarch_ptrace(struct task_struct *child, long request, unsigned long addr, unsigned long data); extern unsigned long getreg(struct task_struct *child, int regno); extern int putreg(struct task_struct *child, int regno, unsigned long value); -extern int get_fpregs(struct user_i387_struct __user *buf, - struct task_struct *child); -extern int set_fpregs(struct user_i387_struct __user *buf, - struct task_struct *child); extern int arch_copy_tls(struct task_struct *new); extern void clear_flushed_tls(struct task_struct *task); diff --git a/arch/um/include/shared/line.h b/arch/um/include/shared/line.h index 72f4f25af247..63df3ca02ac2 100644 --- a/arch/um/include/shared/line.h +++ b/arch/um/include/shared/line.h @@ -33,6 +33,7 @@ struct line_driver { struct line { struct tty_struct *tty; spinlock_t count_lock; + unsigned long count; int valid; char *init_str; diff --git a/arch/um/include/shared/registers.h b/arch/um/include/shared/registers.h index b0b4589e0ebc..f1e0aa56c52a 100644 --- a/arch/um/include/shared/registers.h +++ b/arch/um/include/shared/registers.h @@ -16,7 +16,7 @@ extern int restore_fpx_registers(int pid, unsigned long *fp_regs); extern int save_registers(int pid, struct uml_pt_regs *regs); extern int restore_registers(int pid, struct uml_pt_regs *regs); extern int init_registers(int pid); -extern void get_safe_registers(unsigned long *regs); +extern void get_safe_registers(unsigned long *regs, unsigned long *fp_regs); extern unsigned long get_thread_reg(int reg, jmp_buf *buf); extern int get_fp_registers(int pid, unsigned long *regs); extern int put_fp_registers(int pid, unsigned long *regs); diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index fab4371184f6..21c1ae7c3d75 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -202,7 +202,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, arch_copy_thread(¤t->thread.arch, &p->thread.arch); } else { - get_safe_registers(p->thread.regs.regs.gp); + get_safe_registers(p->thread.regs.regs.gp, p->thread.regs.regs.fp); p->thread.request.u.thread = current->thread.request.u.thread; handler = new_thread_handler; } diff --git a/arch/um/kernel/ptrace.c b/arch/um/kernel/ptrace.c index 701b672c1122..c9da32b0c707 100644 --- a/arch/um/kernel/ptrace.c +++ b/arch/um/kernel/ptrace.c @@ -50,23 +50,11 @@ long arch_ptrace(struct task_struct *child, long request, void __user *vp = p; switch (request) { - /* read word at location addr. */ - case PTRACE_PEEKTEXT: - case PTRACE_PEEKDATA: - ret = generic_ptrace_peekdata(child, addr, data); - break; - /* read the word at location addr in the USER area. */ case PTRACE_PEEKUSR: ret = peek_user(child, addr, data); break; - /* write the word at location addr. */ - case PTRACE_POKETEXT: - case PTRACE_POKEDATA: - ret = generic_ptrace_pokedata(child, addr, data); - break; - /* write the word at location addr in the USER area */ case PTRACE_POKEUSR: ret = poke_user(child, addr, data); @@ -107,16 +95,6 @@ long arch_ptrace(struct task_struct *child, long request, break; } #endif -#ifdef PTRACE_GETFPREGS - case PTRACE_GETFPREGS: /* Get the child FPU state. */ - ret = get_fpregs(vp, child); - break; -#endif -#ifdef PTRACE_SETFPREGS - case PTRACE_SETFPREGS: /* Set the child FPU state. */ - ret = set_fpregs(vp, child); - break; -#endif case PTRACE_GET_THREAD_AREA: ret = ptrace_get_thread_area(child, addr, vp); break; @@ -154,12 +132,6 @@ long arch_ptrace(struct task_struct *child, long request, break; } #endif -#ifdef PTRACE_ARCH_PRCTL - case PTRACE_ARCH_PRCTL: - /* XXX Calls ptrace on the host - needs some SMP thinking */ - ret = arch_prctl(child, data, (void __user *) addr); - break; -#endif default: ret = ptrace_request(child, request, addr, data); if (ret == -EIO) diff --git a/arch/um/os-Linux/registers.c b/arch/um/os-Linux/registers.c index 830fe6a1518a..b866b9e3bef9 100644 --- a/arch/um/os-Linux/registers.c +++ b/arch/um/os-Linux/registers.c @@ -8,6 +8,8 @@ #include <string.h> #include <sys/ptrace.h> #include "sysdep/ptrace.h" +#include "sysdep/ptrace_user.h" +#include "registers.h" int save_registers(int pid, struct uml_pt_regs *regs) { @@ -32,6 +34,7 @@ int restore_registers(int pid, struct uml_pt_regs *regs) /* This is set once at boot time and not changed thereafter */ static unsigned long exec_regs[MAX_REG_NR]; +static unsigned long exec_fp_regs[FP_SIZE]; int init_registers(int pid) { @@ -42,10 +45,14 @@ int init_registers(int pid) return -errno; arch_init_registers(pid); + get_fp_registers(pid, exec_fp_regs); return 0; } -void get_safe_registers(unsigned long *regs) +void get_safe_registers(unsigned long *regs, unsigned long *fp_regs) { memcpy(regs, exec_regs, sizeof(exec_regs)); + + if (fp_regs) + memcpy(fp_regs, exec_fp_regs, sizeof(exec_fp_regs)); } diff --git a/arch/um/os-Linux/skas/mem.c b/arch/um/os-Linux/skas/mem.c index d261f170d120..e771398be5f3 100644 --- a/arch/um/os-Linux/skas/mem.c +++ b/arch/um/os-Linux/skas/mem.c @@ -39,7 +39,7 @@ static unsigned long syscall_regs[MAX_REG_NR]; static int __init init_syscall_regs(void) { - get_safe_registers(syscall_regs); + get_safe_registers(syscall_regs, NULL); syscall_regs[REGS_IP_INDEX] = STUB_CODE + ((unsigned long) &batch_syscall_stub - (unsigned long) &__syscall_stub_start); diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c index d6e0a2234b86..dee0e8cf8ad0 100644 --- a/arch/um/os-Linux/skas/process.c +++ b/arch/um/os-Linux/skas/process.c @@ -373,6 +373,9 @@ void userspace(struct uml_pt_regs *regs) if (ptrace(PTRACE_SETREGS, pid, 0, regs->gp)) fatal_sigsegv(); + if (put_fp_registers(pid, regs->fp)) + fatal_sigsegv(); + /* Now we set local_using_sysemu to be used for one loop */ local_using_sysemu = get_using_sysemu(); @@ -399,6 +402,12 @@ void userspace(struct uml_pt_regs *regs) fatal_sigsegv(); } + if (get_fp_registers(pid, regs->fp)) { + printk(UM_KERN_ERR "userspace - get_fp_registers failed, " + "errno = %d\n", errno); + fatal_sigsegv(); + } + UPT_SYSCALL_NR(regs) = -1; /* Assume: It's not a syscall */ if (WIFSTOPPED(status)) { @@ -457,10 +466,11 @@ void userspace(struct uml_pt_regs *regs) } static unsigned long thread_regs[MAX_REG_NR]; +static unsigned long thread_fp_regs[FP_SIZE]; static int __init init_thread_regs(void) { - get_safe_registers(thread_regs); + get_safe_registers(thread_regs, thread_fp_regs); /* Set parent's instruction pointer to start of clone-stub */ thread_regs[REGS_IP_INDEX] = STUB_CODE + (unsigned long) stub_clone_handler - @@ -503,6 +513,13 @@ int copy_context_skas0(unsigned long new_stack, int pid) return err; } + err = put_fp_registers(pid, thread_fp_regs); + if (err < 0) { + printk(UM_KERN_ERR "copy_context_skas0 : put_fp_registers " + "failed, pid = %d, err = %d\n", pid, err); + return err; + } + /* set a well known return code for detection of child write failure */ child_data->err = 12345678; diff --git a/arch/um/sys-i386/asm/ptrace.h b/arch/um/sys-i386/asm/ptrace.h index 0273e4d09af7..5d2a59112537 100644 --- a/arch/um/sys-i386/asm/ptrace.h +++ b/arch/um/sys-i386/asm/ptrace.h @@ -42,11 +42,6 @@ */ struct user_desc; -extern int get_fpxregs(struct user_fxsr_struct __user *buf, - struct task_struct *child); -extern int set_fpxregs(struct user_fxsr_struct __user *buf, - struct task_struct *tsk); - extern int ptrace_get_thread_area(struct task_struct *child, int idx, struct user_desc __user *user_desc); diff --git a/arch/um/sys-i386/ptrace.c b/arch/um/sys-i386/ptrace.c index d23b2d3ea384..3375c2717851 100644 --- a/arch/um/sys-i386/ptrace.c +++ b/arch/um/sys-i386/ptrace.c @@ -145,7 +145,7 @@ int peek_user(struct task_struct *child, long addr, long data) return put_user(tmp, (unsigned long __user *) data); } -int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) +static int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) { int err, n, cpu = ((struct thread_info *) child->stack)->cpu; struct user_i387_struct fpregs; @@ -161,7 +161,7 @@ int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) return n; } -int set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) +static int set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) { int n, cpu = ((struct thread_info *) child->stack)->cpu; struct user_i387_struct fpregs; @@ -174,7 +174,7 @@ int set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) (unsigned long *) &fpregs); } -int get_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child) +static int get_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child) { int err, n, cpu = ((struct thread_info *) child->stack)->cpu; struct user_fxsr_struct fpregs; @@ -190,7 +190,7 @@ int get_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child) return n; } -int set_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child) +static int set_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child) { int n, cpu = ((struct thread_info *) child->stack)->cpu; struct user_fxsr_struct fpregs; @@ -206,5 +206,23 @@ int set_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child) long subarch_ptrace(struct task_struct *child, long request, unsigned long addr, unsigned long data) { - return -EIO; + int ret = -EIO; + void __user *datap = (void __user *) data; + switch (request) { + case PTRACE_GETFPREGS: /* Get the child FPU state. */ + ret = get_fpregs(datap, child); + break; + case PTRACE_SETFPREGS: /* Set the child FPU state. */ + ret = set_fpregs(datap, child); + break; + case PTRACE_GETFPXREGS: /* Get the child FPU state. */ + ret = get_fpxregs(datap, child); + break; + case PTRACE_SETFPXREGS: /* Set the child FPU state. */ + ret = set_fpxregs(datap, child); + break; + default: + ret = -EIO; + } + return ret; } diff --git a/arch/um/sys-i386/shared/sysdep/ptrace.h b/arch/um/sys-i386/shared/sysdep/ptrace.h index d50e62e07070..c398a5076111 100644 --- a/arch/um/sys-i386/shared/sysdep/ptrace.h +++ b/arch/um/sys-i386/shared/sysdep/ptrace.h @@ -53,6 +53,7 @@ extern int sysemu_supported; struct uml_pt_regs { unsigned long gp[MAX_REG_NR]; + unsigned long fp[HOST_FPX_SIZE]; struct faultinfo faultinfo; long syscall; int is_user; diff --git a/arch/um/sys-x86_64/ptrace.c b/arch/um/sys-x86_64/ptrace.c index f43613643cdb..4005506834fd 100644 --- a/arch/um/sys-x86_64/ptrace.c +++ b/arch/um/sys-x86_64/ptrace.c @@ -145,7 +145,7 @@ int is_syscall(unsigned long addr) return instr == 0x050f; } -int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) +static int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) { int err, n, cpu = ((struct thread_info *) child->stack)->cpu; long fpregs[HOST_FP_SIZE]; @@ -162,7 +162,7 @@ int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) return n; } -int set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) +static int set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child) { int n, cpu = ((struct thread_info *) child->stack)->cpu; long fpregs[HOST_FP_SIZE]; @@ -182,12 +182,16 @@ long subarch_ptrace(struct task_struct *child, long request, void __user *datap = (void __user *) data; switch (request) { - case PTRACE_GETFPXREGS: /* Get the child FPU state. */ + case PTRACE_GETFPREGS: /* Get the child FPU state. */ ret = get_fpregs(datap, child); break; - case PTRACE_SETFPXREGS: /* Set the child FPU state. */ + case PTRACE_SETFPREGS: /* Set the child FPU state. */ ret = set_fpregs(datap, child); break; + case PTRACE_ARCH_PRCTL: + /* XXX Calls ptrace on the host - needs some SMP thinking */ + ret = arch_prctl(child, data, (void __user *) addr); + break; } return ret; diff --git a/arch/um/sys-x86_64/shared/sysdep/ptrace.h b/arch/um/sys-x86_64/shared/sysdep/ptrace.h index fdba5457947a..8ee8f8e12af1 100644 --- a/arch/um/sys-x86_64/shared/sysdep/ptrace.h +++ b/arch/um/sys-x86_64/shared/sysdep/ptrace.h @@ -85,6 +85,7 @@ struct uml_pt_regs { unsigned long gp[MAX_REG_NR]; + unsigned long fp[HOST_FP_SIZE]; struct faultinfo faultinfo; long syscall; int is_user; diff --git a/arch/x86/include/asm/alternative-asm.h b/arch/x86/include/asm/alternative-asm.h index 4554cc6fb96a..091508b533b4 100644 --- a/arch/x86/include/asm/alternative-asm.h +++ b/arch/x86/include/asm/alternative-asm.h @@ -16,7 +16,6 @@ #endif .macro altinstruction_entry orig alt feature orig_len alt_len - .align 8 .long \orig - . .long \alt - . .word \feature diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h index 23fb6d79f209..37ad100a2210 100644 --- a/arch/x86/include/asm/alternative.h +++ b/arch/x86/include/asm/alternative.h @@ -48,9 +48,6 @@ struct alt_instr { u16 cpuid; /* cpuid bit set for replacement */ u8 instrlen; /* length of original instruction */ u8 replacementlen; /* length of new instruction, <= instrlen */ -#ifdef CONFIG_X86_64 - u32 pad2; -#endif }; extern void alternative_instructions(void); @@ -83,7 +80,6 @@ static inline int alternatives_text_reserved(void *start, void *end) \ "661:\n\t" oldinstr "\n662:\n" \ ".section .altinstructions,\"a\"\n" \ - _ASM_ALIGN "\n" \ " .long 661b - .\n" /* label */ \ " .long 663f - .\n" /* new instruction */ \ " .word " __stringify(feature) "\n" /* feature bit */ \ diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 4258aac99a6e..88b23a43f340 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -332,7 +332,6 @@ static __always_inline __pure bool __static_cpu_has(u16 bit) asm goto("1: jmp %l[t_no]\n" "2:\n" ".section .altinstructions,\"a\"\n" - _ASM_ALIGN "\n" " .long 1b - .\n" " .long 0\n" /* no replacement */ " .word %P0\n" /* feature bit */ @@ -350,7 +349,6 @@ static __always_inline __pure bool __static_cpu_has(u16 bit) asm volatile("1: movb $0,%0\n" "2:\n" ".section .altinstructions,\"a\"\n" - _ASM_ALIGN "\n" " .long 1b - .\n" " .long 3f - .\n" " .word %P1\n" /* feature bit */ diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 6f08bc940fa8..8b4cc5f067de 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -3603,7 +3603,7 @@ done_prefixes: break; case Src2CL: ctxt->src2.bytes = 1; - ctxt->src2.val = ctxt->regs[VCPU_REGS_RCX] & 0x8; + ctxt->src2.val = ctxt->regs[VCPU_REGS_RCX] & 0xff; break; case Src2ImmByte: rc = decode_imm(ctxt, &ctxt->src2, 1, true); diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 1c5b69373a00..8e8da7960dbe 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -400,7 +400,8 @@ static u64 __update_clear_spte_slow(u64 *sptep, u64 spte) /* xchg acts as a barrier before the setting of the high bits */ orig.spte_low = xchg(&ssptep->spte_low, sspte.spte_low); - orig.spte_high = ssptep->spte_high = sspte.spte_high; + orig.spte_high = ssptep->spte_high; + ssptep->spte_high = sspte.spte_high; count_spte_clear(sptep, spte); return orig.spte; diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 20a614275064..3dd53f997b11 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1721,10 +1721,8 @@ void __init xen_setup_machphys_mapping(void) machine_to_phys_nr = MACH2PHYS_NR_ENTRIES; } #ifdef CONFIG_X86_32 - if ((machine_to_phys_mapping + machine_to_phys_nr) - < machine_to_phys_mapping) - machine_to_phys_nr = (unsigned long *)NULL - - machine_to_phys_mapping; + WARN_ON((machine_to_phys_mapping + (machine_to_phys_nr - 1)) + < machine_to_phys_mapping); #endif } diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index c3b8d440873c..46d6d21dbdbe 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -306,10 +306,12 @@ char * __init xen_memory_setup(void) sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map); extra_limit = xen_get_max_pages(); - if (extra_limit >= max_pfn) - extra_pages = extra_limit - max_pfn; - else - extra_pages = 0; + if (max_pfn + extra_pages > extra_limit) { + if (extra_limit > max_pfn) + extra_pages = extra_limit - max_pfn; + else + extra_pages = 0; + } extra_pages += xen_return_unused_memory(xen_start_info->nr_pages, &e820); diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index d4fc6d454f8d..041d4fe9dfe4 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -532,7 +532,6 @@ static void __init xen_hvm_smp_prepare_cpus(unsigned int max_cpus) WARN_ON(xen_smp_intr_init(0)); xen_init_lock_cpu(0); - xen_init_spinlocks(); } static int __cpuinit xen_hvm_cpu_up(unsigned int cpu) diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c index 5158c505bef9..163b4679556e 100644 --- a/arch/x86/xen/time.c +++ b/arch/x86/xen/time.c @@ -168,9 +168,10 @@ cycle_t xen_clocksource_read(void) struct pvclock_vcpu_time_info *src; cycle_t ret; - src = &get_cpu_var(xen_vcpu)->time; + preempt_disable_notrace(); + src = &__get_cpu_var(xen_vcpu)->time; ret = pvclock_clocksource_read(src); - put_cpu_var(xen_vcpu); + preempt_enable_notrace(); return ret; } |
