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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2014-07-12 14:59:24 +0200 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2014-07-12 14:59:24 +0200 |
| commit | cda390bb8f0fc751194ef5f4c691ca8d3ff91009 (patch) | |
| tree | 9739758690c5107b73a09f632ae2f8fc2507db09 /arch | |
| parent | ARM: l2c: fix revision checking (diff) | |
| parent | ARM: kprobes: Fix test code compilation errors for ARMv4 targets (diff) | |
| download | linux-cda390bb8f0fc751194ef5f4c691ca8d3ff91009.tar.xz linux-cda390bb8f0fc751194ef5f4c691ca8d3ff91009.zip | |
Merge branch 'kprobes-test-fixes' of git://git.linaro.org/people/tixy/kernel into fixes
Diffstat (limited to 'arch')
246 files changed, 2045 insertions, 2248 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 87b63fde06d7..245058b3b0ef 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -175,13 +175,6 @@ config ARCH_HAS_ILOG2_U32 config ARCH_HAS_ILOG2_U64 bool -config ARCH_HAS_CPUFREQ - bool - help - Internal node to signify that the ARCH has CPUFREQ support - and that the relevant menu configurations are displayed for - it. - config ARCH_HAS_BANDGAP bool @@ -318,7 +311,6 @@ config ARCH_MULTIPLATFORM config ARCH_INTEGRATOR bool "ARM Ltd. Integrator family" - select ARCH_HAS_CPUFREQ select ARM_AMBA select ARM_PATCH_PHYS_VIRT select AUTO_ZRELADDR @@ -538,7 +530,6 @@ config ARCH_DOVE config ARCH_KIRKWOOD bool "Marvell Kirkwood" - select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB select CPU_FEROCEON select GENERIC_CLOCKEVENTS @@ -637,7 +628,6 @@ config ARCH_LPC32XX config ARCH_PXA bool "PXA2xx/PXA3xx-based" depends on MMU - select ARCH_HAS_CPUFREQ select ARCH_MTD_XIP select ARCH_REQUIRE_GPIOLIB select ARM_CPU_SUSPEND if PM @@ -707,7 +697,6 @@ config ARCH_RPC config ARCH_SA1100 bool "SA1100-based" - select ARCH_HAS_CPUFREQ select ARCH_MTD_XIP select ARCH_REQUIRE_GPIOLIB select ARCH_SPARSEMEM_ENABLE @@ -725,7 +714,6 @@ config ARCH_SA1100 config ARCH_S3C24XX bool "Samsung S3C24XX SoCs" - select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB select ATAGS select CLKDEV_LOOKUP @@ -746,7 +734,6 @@ config ARCH_S3C24XX config ARCH_S3C64XX bool "Samsung S3C64XX" - select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB select ARM_AMBA select ARM_VIC @@ -809,7 +796,6 @@ config ARCH_S5PC100 config ARCH_S5PV210 bool "Samsung S5PV210/S5PC110" - select ARCH_HAS_CPUFREQ select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_SPARSEMEM_ENABLE select ATAGS @@ -845,7 +831,6 @@ config ARCH_DAVINCI config ARCH_OMAP1 bool "TI OMAP1" depends on MMU - select ARCH_HAS_CPUFREQ select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_OMAP select ARCH_REQUIRE_GPIOLIB @@ -1009,8 +994,6 @@ source "arch/arm/mach-rockchip/Kconfig" source "arch/arm/mach-sa1100/Kconfig" -source "arch/arm/plat-samsung/Kconfig" - source "arch/arm/mach-socfpga/Kconfig" source "arch/arm/mach-spear/Kconfig" @@ -1028,6 +1011,7 @@ source "arch/arm/mach-s5pc100/Kconfig" source "arch/arm/mach-s5pv210/Kconfig" source "arch/arm/mach-exynos/Kconfig" +source "arch/arm/plat-samsung/Kconfig" source "arch/arm/mach-shmobile/Kconfig" @@ -2109,9 +2093,7 @@ endmenu menu "CPU Power Management" -if ARCH_HAS_CPUFREQ source "drivers/cpufreq/Kconfig" -endif source "drivers/cpuidle/Kconfig" diff --git a/arch/arm/boot/dts/armada-375-db.dts b/arch/arm/boot/dts/armada-375-db.dts index 772fec2d26ce..1e2919d43d78 100644 --- a/arch/arm/boot/dts/armada-375-db.dts +++ b/arch/arm/boot/dts/armada-375-db.dts @@ -91,6 +91,8 @@ marvell,nand-keep-config; marvell,nand-enable-arbiter; nand-on-flash-bbt; + nand-ecc-strength = <4>; + nand-ecc-step-size = <512>; partition@0 { label = "U-Boot"; diff --git a/arch/arm/boot/dts/armada-385-db.dts b/arch/arm/boot/dts/armada-385-db.dts index ff9637dd8d0f..5bae4731828b 100644 --- a/arch/arm/boot/dts/armada-385-db.dts +++ b/arch/arm/boot/dts/armada-385-db.dts @@ -98,6 +98,8 @@ marvell,nand-keep-config; marvell,nand-enable-arbiter; nand-on-flash-bbt; + nand-ecc-strength = <4>; + nand-ecc-step-size = <512>; partition@0 { label = "U-Boot"; diff --git a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts index e5c6a0492ca0..4e5a59ee1501 100644 --- a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts +++ b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts @@ -25,7 +25,7 @@ memory { device_type = "memory"; - reg = <0 0x00000000 0 0xC0000000>; /* 3 GB */ + reg = <0 0x00000000 0 0x40000000>; /* 1 GB soldered on */ }; soc { diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig index e2d62048e198..17d9462b9fb9 100644 --- a/arch/arm/configs/multi_v7_defconfig +++ b/arch/arm/configs/multi_v7_defconfig @@ -300,6 +300,7 @@ CONFIG_MMC=y CONFIG_MMC_BLOCK_MINORS=16 CONFIG_MMC_ARMMMCI=y CONFIG_MMC_SDHCI=y +CONFIG_MMC_SDHCI_PLTFM=y CONFIG_MMC_SDHCI_OF_ARASAN=y CONFIG_MMC_SDHCI_ESDHC_IMX=y CONFIG_MMC_SDHCI_DOVE=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index 59066cf0271a..536a137863cb 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -32,6 +32,7 @@ CONFIG_SOC_OMAP5=y CONFIG_SOC_AM33XX=y CONFIG_SOC_AM43XX=y CONFIG_SOC_DRA7XX=y +CONFIG_CACHE_L2X0=y CONFIG_ARM_THUMBEE=y CONFIG_ARM_ERRATA_411920=y CONFIG_SMP=y diff --git a/arch/arm/include/asm/ftrace.h b/arch/arm/include/asm/ftrace.h index eb577f4f5f70..39eb16b0066f 100644 --- a/arch/arm/include/asm/ftrace.h +++ b/arch/arm/include/asm/ftrace.h @@ -52,7 +52,7 @@ extern inline void *return_address(unsigned int level) #endif -#define ftrace_return_addr(n) return_address(n) +#define ftrace_return_address(n) return_address(n) #endif /* ifndef __ASSEMBLY__ */ diff --git a/arch/arm/kernel/kprobes-test-arm.c b/arch/arm/kernel/kprobes-test-arm.c index 9db4b659d03e..cb1424240ff6 100644 --- a/arch/arm/kernel/kprobes-test-arm.c +++ b/arch/arm/kernel/kprobes-test-arm.c @@ -74,8 +74,6 @@ void kprobe_arm_test_cases(void) TEST_RRR( op "lt" s " r11, r",11,VAL1,", r",14,N(val),", asr r",7, 6,"")\ TEST_RR( op "gt" s " r12, r13" ", r",14,val, ", ror r",14,7,"")\ TEST_RR( op "le" s " r14, r",0, val, ", r13" ", lsl r",14,8,"")\ - TEST_RR( op s " r12, pc" ", r",14,val, ", ror r",14,7,"")\ - TEST_RR( op s " r14, r",0, val, ", pc" ", lsl r",14,8,"")\ TEST_R( op "eq" s " r0, r",11,VAL1,", #0xf5") \ TEST_R( op "ne" s " r11, r",0, VAL1,", #0xf5000000") \ TEST_R( op s " r7, r",8, VAL2,", #0x000af000") \ @@ -103,8 +101,6 @@ void kprobe_arm_test_cases(void) TEST_RRR( op "ge r",11,VAL1,", r",14,N(val),", asr r",7, 6,"") \ TEST_RR( op "le r13" ", r",14,val, ", ror r",14,7,"") \ TEST_RR( op "gt r",0, val, ", r13" ", lsl r",14,8,"") \ - TEST_RR( op " pc" ", r",14,val, ", ror r",14,7,"") \ - TEST_RR( op " r",0, val, ", pc" ", lsl r",14,8,"") \ TEST_R( op "eq r",11,VAL1,", #0xf5") \ TEST_R( op "ne r",0, VAL1,", #0xf5000000") \ TEST_R( op " r",8, VAL2,", #0x000af000") @@ -125,7 +121,6 @@ void kprobe_arm_test_cases(void) TEST_RR( op "ge" s " r11, r",11,N(val),", asr r",7, 6,"") \ TEST_RR( op "lt" s " r12, r",11,val, ", ror r",14,7,"") \ TEST_R( op "gt" s " r14, r13" ", lsl r",14,8,"") \ - TEST_R( op "le" s " r14, pc" ", lsl r",14,8,"") \ TEST( op "eq" s " r0, #0xf5") \ TEST( op "ne" s " r11, #0xf5000000") \ TEST( op s " r7, #0x000af000") \ @@ -159,12 +154,19 @@ void kprobe_arm_test_cases(void) TEST_SUPPORTED("cmp pc, #0x1000"); TEST_SUPPORTED("cmp sp, #0x1000"); - /* Data-processing with PC as shift*/ + /* Data-processing with PC and a shift count in a register */ TEST_UNSUPPORTED(__inst_arm(0xe15c0f1e) " @ cmp r12, r14, asl pc") TEST_UNSUPPORTED(__inst_arm(0xe1a0cf1e) " @ mov r12, r14, asl pc") TEST_UNSUPPORTED(__inst_arm(0xe08caf1e) " @ add r10, r12, r14, asl pc") - - /* Data-processing with PC as shift*/ + TEST_UNSUPPORTED(__inst_arm(0xe151021f) " @ cmp r1, pc, lsl r2") + TEST_UNSUPPORTED(__inst_arm(0xe17f0211) " @ cmn pc, r1, lsl r2") + TEST_UNSUPPORTED(__inst_arm(0xe1a0121f) " @ mov r1, pc, lsl r2") + TEST_UNSUPPORTED(__inst_arm(0xe1a0f211) " @ mov pc, r1, lsl r2") + TEST_UNSUPPORTED(__inst_arm(0xe042131f) " @ sub r1, r2, pc, lsl r3") + TEST_UNSUPPORTED(__inst_arm(0xe1cf1312) " @ bic r1, pc, r2, lsl r3") + TEST_UNSUPPORTED(__inst_arm(0xe081f312) " @ add pc, r1, r2, lsl r3") + + /* Data-processing with PC as a target and status registers updated */ TEST_UNSUPPORTED("movs pc, r1") TEST_UNSUPPORTED("movs pc, r1, lsl r2") TEST_UNSUPPORTED("movs pc, #0x10000") @@ -187,14 +189,14 @@ void kprobe_arm_test_cases(void) TEST_BF_R ("add pc, pc, r",14,2f-1f-8,"") TEST_BF_R ("add pc, r",14,2f-1f-8,", pc") TEST_BF_R ("mov pc, r",0,2f,"") - TEST_BF_RR("mov pc, r",0,2f,", asl r",1,0,"") + TEST_BF_R ("add pc, pc, r",14,(2f-1f-8)*2,", asr #1") TEST_BB( "sub pc, pc, #1b-2b+8") #if __LINUX_ARM_ARCH__ == 6 && !defined(CONFIG_CPU_V7) TEST_BB( "sub pc, pc, #1b-2b+8-2") /* UNPREDICTABLE before and after ARMv6 */ #endif TEST_BB_R( "sub pc, pc, r",14, 1f-2f+8,"") TEST_BB_R( "rsb pc, r",14,1f-2f+8,", pc") - TEST_RR( "add pc, pc, r",10,-2,", asl r",11,1,"") + TEST_R( "add pc, pc, r",10,-2,", asl #1") #ifdef CONFIG_THUMB2_KERNEL TEST_ARM_TO_THUMB_INTERWORK_R("add pc, pc, r",0,3f-1f-8+1,"") TEST_ARM_TO_THUMB_INTERWORK_R("sub pc, r",0,3f+8+1,", #8") @@ -216,6 +218,7 @@ void kprobe_arm_test_cases(void) TEST_BB_R("bx r",7,2f,"") TEST_BF_R("bxeq r",14,2f,"") +#if __LINUX_ARM_ARCH__ >= 5 TEST_R("clz r0, r",0, 0x0,"") TEST_R("clzeq r7, r",14,0x1,"") TEST_R("clz lr, r",7, 0xffffffff,"") @@ -337,6 +340,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe16f02e1) " @ smultt pc, r1, r2") TEST_UNSUPPORTED(__inst_arm(0xe16002ef) " @ smultt r0, pc, r2") TEST_UNSUPPORTED(__inst_arm(0xe1600fe1) " @ smultt r0, r1, pc") +#endif TEST_GROUP("Multiply and multiply-accumulate") @@ -559,6 +563,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED("ldrsht r1, [r2], #48") #endif +#if __LINUX_ARM_ARCH__ >= 5 TEST_RPR( "strd r",0, VAL1,", [r",1, 48,", -r",2,24,"]") TEST_RPR( "strccd r",8, VAL2,", [r",13,0, ", r",12,48,"]") TEST_RPR( "strd r",4, VAL1,", [r",2, 24,", r",3, 48,"]!") @@ -595,6 +600,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe1efc3d0) " @ ldrd r12, [pc, #48]!") TEST_UNSUPPORTED(__inst_arm(0xe0c9f3d0) " @ ldrd pc, [r9], #48") TEST_UNSUPPORTED(__inst_arm(0xe0c9e3d0) " @ ldrd lr, [r9], #48") +#endif TEST_GROUP("Miscellaneous") @@ -1227,7 +1233,9 @@ void kprobe_arm_test_cases(void) TEST_COPROCESSOR( "mrc"two" 0, 0, r0, cr0, cr0, 0") COPROCESSOR_INSTRUCTIONS_ST_LD("",e) +#if __LINUX_ARM_ARCH__ >= 5 COPROCESSOR_INSTRUCTIONS_MC_MR("",e) +#endif TEST_UNSUPPORTED("svc 0") TEST_UNSUPPORTED("svc 0xffffff") @@ -1287,7 +1295,9 @@ void kprobe_arm_test_cases(void) TEST( "blx __dummy_thumb_subroutine_odd") #endif /* __LINUX_ARM_ARCH__ >= 6 */ +#if __LINUX_ARM_ARCH__ >= 5 COPROCESSOR_INSTRUCTIONS_ST_LD("2",f) +#endif #if __LINUX_ARM_ARCH__ >= 6 COPROCESSOR_INSTRUCTIONS_MC_MR("2",f) #endif diff --git a/arch/arm/kernel/kprobes-test.c b/arch/arm/kernel/kprobes-test.c index 379639998d5a..08d731294bcd 100644 --- a/arch/arm/kernel/kprobes-test.c +++ b/arch/arm/kernel/kprobes-test.c @@ -225,6 +225,7 @@ static int pre_handler_called; static int post_handler_called; static int jprobe_func_called; static int kretprobe_handler_called; +static int tests_failed; #define FUNC_ARG1 0x12345678 #define FUNC_ARG2 0xabcdef @@ -461,6 +462,13 @@ static int run_api_tests(long (*func)(long, long)) pr_info(" jprobe\n"); ret = test_jprobe(func); +#if defined(CONFIG_THUMB2_KERNEL) && !defined(MODULE) + if (ret == -EINVAL) { + pr_err("FAIL: Known longtime bug with jprobe on Thumb kernels\n"); + tests_failed = ret; + ret = 0; + } +#endif if (ret < 0) return ret; @@ -1672,6 +1680,8 @@ static int __init run_all_tests(void) out: if (ret == 0) + ret = tests_failed; + if (ret == 0) pr_info("Finished kprobe tests OK\n"); else pr_err("kprobe tests failed\n"); diff --git a/arch/arm/kernel/probes-arm.c b/arch/arm/kernel/probes-arm.c index 51a13a027989..8eaef81d8344 100644 --- a/arch/arm/kernel/probes-arm.c +++ b/arch/arm/kernel/probes-arm.c @@ -341,12 +341,12 @@ static const union decode_item arm_cccc_000x_table[] = { /* CMP (reg-shift reg) cccc 0001 0101 xxxx xxxx xxxx 0xx1 xxxx */ /* CMN (reg-shift reg) cccc 0001 0111 xxxx xxxx xxxx 0xx1 xxxx */ DECODE_EMULATEX (0x0f900090, 0x01100010, PROBES_DATA_PROCESSING_REG, - REGS(ANY, 0, NOPC, 0, ANY)), + REGS(NOPC, 0, NOPC, 0, NOPC)), /* MOV (reg-shift reg) cccc 0001 101x xxxx xxxx xxxx 0xx1 xxxx */ /* MVN (reg-shift reg) cccc 0001 111x xxxx xxxx xxxx 0xx1 xxxx */ DECODE_EMULATEX (0x0fa00090, 0x01a00010, PROBES_DATA_PROCESSING_REG, - REGS(0, ANY, NOPC, 0, ANY)), + REGS(0, NOPC, NOPC, 0, NOPC)), /* AND (reg-shift reg) cccc 0000 000x xxxx xxxx xxxx 0xx1 xxxx */ /* EOR (reg-shift reg) cccc 0000 001x xxxx xxxx xxxx 0xx1 xxxx */ @@ -359,7 +359,7 @@ static const union decode_item arm_cccc_000x_table[] = { /* ORR (reg-shift reg) cccc 0001 100x xxxx xxxx xxxx 0xx1 xxxx */ /* BIC (reg-shift reg) cccc 0001 110x xxxx xxxx xxxx 0xx1 xxxx */ DECODE_EMULATEX (0x0e000090, 0x00000010, PROBES_DATA_PROCESSING_REG, - REGS(ANY, ANY, NOPC, 0, ANY)), + REGS(NOPC, NOPC, NOPC, 0, NOPC)), DECODE_END }; diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig index 9bc6db1c1348..41c839167e87 100644 --- a/arch/arm/mach-bcm/Kconfig +++ b/arch/arm/mach-bcm/Kconfig @@ -1,10 +1,9 @@ -config ARCH_BCM +menuconfig ARCH_BCM bool "Broadcom SoC Support" if ARCH_MULTI_V6_V7 help This enables support for Broadcom ARM based SoC chips -menu "Broadcom SoC Selection" - depends on ARCH_BCM +if ARCH_BCM config ARCH_BCM_MOBILE bool "Broadcom Mobile SoC Support" if ARCH_MULTI_V7 @@ -88,4 +87,4 @@ config ARCH_BCM_5301X different SoC or with the older BCM47XX and BCM53XX based network SoC using a MIPS CPU, they are supported by arch/mips/bcm47xx -endmenu +endif diff --git a/arch/arm/mach-berlin/Kconfig b/arch/arm/mach-berlin/Kconfig index 101e0f356730..2631cfc5ab0d 100644 --- a/arch/arm/mach-berlin/Kconfig +++ b/arch/arm/mach-berlin/Kconfig @@ -1,4 +1,4 @@ -config ARCH_BERLIN +menuconfig ARCH_BERLIN bool "Marvell Berlin SoCs" if ARCH_MULTI_V7 select ARCH_REQUIRE_GPIOLIB select ARM_GIC @@ -9,8 +9,6 @@ config ARCH_BERLIN if ARCH_BERLIN -menu "Marvell Berlin SoC variants" - config MACH_BERLIN_BG2 bool "Marvell Armada 1500 (BG2)" select CACHE_L2X0 @@ -30,6 +28,4 @@ config MACH_BERLIN_BG2Q select HAVE_ARM_TWD if SMP select PINCTRL_BERLIN_BG2Q -endmenu - endif diff --git a/arch/arm/mach-cns3xxx/Kconfig b/arch/arm/mach-cns3xxx/Kconfig index 66838f42037f..3c22a1990ecd 100644 --- a/arch/arm/mach-cns3xxx/Kconfig +++ b/arch/arm/mach-cns3xxx/Kconfig @@ -1,12 +1,11 @@ -config ARCH_CNS3XXX +menuconfig ARCH_CNS3XXX bool "Cavium Networks CNS3XXX family" if ARCH_MULTI_V6 select ARM_GIC select PCI_DOMAINS if PCI help Support for Cavium Networks CNS3XXX platform. -menu "CNS3XXX platform type" - depends on ARCH_CNS3XXX +if ARCH_CNS3XXX config MACH_CNS3420VB bool "Support for CNS3420 Validation Board" @@ -17,4 +16,4 @@ config MACH_CNS3420VB This is a platform with an on-board ARM11 MPCore and has support for USB, USB-OTG, MMC/SD/SDIO, SATA, PCI-E, etc. -endmenu +endif diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig index db18ef866593..584e8d4e2892 100644 --- a/arch/arm/mach-davinci/Kconfig +++ b/arch/arm/mach-davinci/Kconfig @@ -39,7 +39,6 @@ config ARCH_DAVINCI_DA830 config ARCH_DAVINCI_DA850 bool "DA850/OMAP-L138/AM18x based system" select ARCH_DAVINCI_DA8XX - select ARCH_HAS_CPUFREQ select CP_INTC config ARCH_DAVINCI_DA8XX diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index d58995c9a95a..8f9b66c4ac78 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -7,10 +7,9 @@ # Configuration options for the EXYNOS4 -config ARCH_EXYNOS +menuconfig ARCH_EXYNOS bool "Samsung EXYNOS" if ARCH_MULTI_V7 select ARCH_HAS_BANDGAP - select ARCH_HAS_CPUFREQ select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_REQUIRE_GPIOLIB select ARM_AMBA @@ -30,8 +29,6 @@ config ARCH_EXYNOS if ARCH_EXYNOS -menu "SAMSUNG EXYNOS SoCs Support" - config ARCH_EXYNOS3 bool "SAMSUNG EXYNOS3" select ARM_CPU_SUSPEND if PM @@ -118,8 +115,6 @@ config SOC_EXYNOS5800 default y depends on SOC_EXYNOS5420 -endmenu - config EXYNOS5420_MCPM bool "Exynos5420 Multi-Cluster PM support" depends on MCPM && SOC_EXYNOS5420 diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index 16617bdb37a9..1ee91763fa7c 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -118,6 +118,7 @@ extern void __iomem *sysram_ns_base_addr; extern void __iomem *sysram_base_addr; void exynos_init_io(void); void exynos_restart(enum reboot_mode mode, const char *cmd); +void exynos_sysram_init(void); void exynos_cpuidle_init(void); void exynos_cpufreq_init(void); void exynos_init_late(void); diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c index 90aab4d75d08..f38cf7c110cc 100644 --- a/arch/arm/mach-exynos/exynos.c +++ b/arch/arm/mach-exynos/exynos.c @@ -184,6 +184,28 @@ void __init exynos_cpufreq_init(void) platform_device_register_simple("exynos-cpufreq", -1, NULL, 0); } +void __iomem *sysram_base_addr; +void __iomem *sysram_ns_base_addr; + +void __init exynos_sysram_init(void) +{ + struct device_node *node; + + for_each_compatible_node(node, NULL, "samsung,exynos4210-sysram") { + if (!of_device_is_available(node)) + continue; + sysram_base_addr = of_iomap(node, 0); + break; + } + + for_each_compatible_node(node, NULL, "samsung,exynos4210-sysram-ns") { + if (!of_device_is_available(node)) + continue; + sysram_ns_base_addr = of_iomap(node, 0); + break; + } +} + void __init exynos_init_late(void) { if (of_machine_is_compatible("samsung,exynos5440")) @@ -198,7 +220,7 @@ static int __init exynos_fdt_map_chipid(unsigned long node, const char *uname, int depth, void *data) { struct map_desc iodesc; - __be32 *reg; + const __be32 *reg; int len; if (!of_flat_dt_is_compatible(node, "samsung,exynos4210-chipid") && @@ -271,6 +293,13 @@ static void __init exynos_dt_machine_init(void) } } + /* + * This is called from smp_prepare_cpus if we've built for SMP, but + * we still need to set it up for PM and firmware ops if not. + */ + if (!IS_ENABLED(SMP)) + exynos_sysram_init(); + exynos_cpuidle_init(); exynos_cpufreq_init(); diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index ec02422e8499..1c8d31e39520 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -32,28 +32,6 @@ extern void exynos4_secondary_startup(void); -void __iomem *sysram_base_addr; -void __iomem *sysram_ns_base_addr; - -static void __init exynos_smp_prepare_sysram(void) -{ - struct device_node *node; - - for_each_compatible_node(node, NULL, "samsung,exynos4210-sysram") { - if (!of_device_is_available(node)) - continue; - sysram_base_addr = of_iomap(node, 0); - break; - } - - for_each_compatible_node(node, NULL, "samsung,exynos4210-sysram-ns") { - if (!of_device_is_available(node)) - continue; - sysram_ns_base_addr = of_iomap(node, 0); - break; - } -} - static inline void __iomem *cpu_boot_reg_base(void) { if (soc_is_exynos4210() && samsung_rev() == EXYNOS4210_REV_1_1) @@ -234,11 +212,11 @@ static void __init exynos_smp_prepare_cpus(unsigned int max_cpus) { int i; + exynos_sysram_init(); + if (read_cpuid_part_number() == ARM_CPU_PART_CORTEX_A9) scu_enable(scu_base_addr()); - exynos_smp_prepare_sysram(); - /* * Write the address of secondary startup into the * system-wide flags register. The boot monitor waits diff --git a/arch/arm/mach-highbank/Kconfig b/arch/arm/mach-highbank/Kconfig index 830b76e70250..a5960e2ac090 100644 --- a/arch/arm/mach-highbank/Kconfig +++ b/arch/arm/mach-highbank/Kconfig @@ -1,7 +1,6 @@ config ARCH_HIGHBANK bool "Calxeda ECX-1000/2000 (Highbank/Midway)" if ARCH_MULTI_V7 select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE - select ARCH_HAS_CPUFREQ select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_HAS_OPP select ARCH_SUPPORTS_BIG_ENDIAN diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 606b52680f6a..4b5185748f74 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -1,6 +1,5 @@ -config ARCH_MXC +menuconfig ARCH_MXC bool "Freescale i.MX family" if ARCH_MULTI_V4_V5 || ARCH_MULTI_V6_V7 - select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP select ARCH_REQUIRE_GPIOLIB select ARM_CPU_SUSPEND if PM @@ -13,8 +12,7 @@ config ARCH_MXC help Support for Freescale MXC/iMX-based family of processors -menu "Freescale i.MX support" - depends on ARCH_MXC +if ARCH_MXC config MXC_TZIC bool @@ -99,7 +97,6 @@ config SOC_IMX25 config SOC_IMX27 bool - select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP select CPU_ARM926T select IMX_HAVE_IOMUX_V1 @@ -124,7 +121,6 @@ config SOC_IMX35 config SOC_IMX5 bool - select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP select ARCH_MXC_IOMUX_V3 select MXC_TZIC @@ -786,4 +782,4 @@ endif source "arch/arm/mach-imx/devices/Kconfig" -endmenu +endif diff --git a/arch/arm/mach-integrator/Kconfig b/arch/arm/mach-integrator/Kconfig index ba43321001d8..64f8e2564a37 100644 --- a/arch/arm/mach-integrator/Kconfig +++ b/arch/arm/mach-integrator/Kconfig @@ -28,7 +28,7 @@ config ARCH_CINTEGRATOR bool config INTEGRATOR_IMPD1 - tristate "Include support for Integrator/IM-PD1" + bool "Include support for Integrator/IM-PD1" depends on ARCH_INTEGRATOR_AP select ARCH_REQUIRE_GPIOLIB select ARM_VIC diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c index 0e870ea818c4..3ce880729cff 100644 --- a/arch/arm/mach-integrator/impd1.c +++ b/arch/arm/mach-integrator/impd1.c @@ -308,7 +308,12 @@ static struct impd1_device impd1_devs[] = { */ #define IMPD1_VALID_IRQS 0x00000bffU -static int __init impd1_probe(struct lm_device *dev) +/* + * As this module is bool, it is OK to have this as __init_refok() - no + * probe calls will be done after the initial system bootup, as devices + * are discovered as part of the machine startup. + */ +static int __init_refok impd1_probe(struct lm_device *dev) { struct impd1_module *impd1; int irq_base; @@ -397,6 +402,11 @@ static void impd1_remove(struct lm_device *dev) static struct lm_driver impd1_driver = { .drv = { .name = "impd1", + /* + * As we're dropping the probe() function, suppress driver + * binding from sysfs. + */ + .suppress_bind_attrs = true, }, .probe = impd1_probe, .remove = impd1_remove, diff --git a/arch/arm/mach-keystone/Kconfig b/arch/arm/mach-keystone/Kconfig index f50bc936cb84..98a156afaa94 100644 --- a/arch/arm/mach-keystone/Kconfig +++ b/arch/arm/mach-keystone/Kconfig @@ -1,6 +1,7 @@ config ARCH_KEYSTONE bool "Texas Instruments Keystone Devices" depends on ARCH_MULTI_V7 + depends on ARM_PATCH_PHYS_VIRT select ARM_GIC select HAVE_ARM_ARCH_TIMER select CLKSRC_MMIO diff --git a/arch/arm/mach-moxart/Kconfig b/arch/arm/mach-moxart/Kconfig index 82a4ba8578a2..f49328c39bef 100644 --- a/arch/arm/mach-moxart/Kconfig +++ b/arch/arm/mach-moxart/Kconfig @@ -1,4 +1,4 @@ -config ARCH_MOXART +menuconfig ARCH_MOXART bool "MOXA ART SoC" if ARCH_MULTI_V4 select CPU_FA526 select ARM_DMA_MEM_BUFFERABLE diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig index 6090b9eb00c8..4a7c250c9a30 100644 --- a/arch/arm/mach-mvebu/Kconfig +++ b/arch/arm/mach-mvebu/Kconfig @@ -1,4 +1,4 @@ -config ARCH_MVEBU +menuconfig ARCH_MVEBU bool "Marvell Engineering Business Unit (MVEBU) SoCs" if (ARCH_MULTI_V7 || ARCH_MULTI_V5) select ARCH_SUPPORTS_BIG_ENDIAN select CLKSRC_MMIO @@ -13,8 +13,6 @@ config ARCH_MVEBU if ARCH_MVEBU -menu "Marvell EBU SoC variants" - config MACH_MVEBU_V7 bool select ARMADA_370_XP_TIMER @@ -84,7 +82,6 @@ config MACH_DOVE config MACH_KIRKWOOD bool "Marvell Kirkwood boards" if ARCH_MULTI_V5 - select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB select CPU_FEROCEON select KIRKWOOD_CLK @@ -97,6 +94,4 @@ config MACH_KIRKWOOD Say 'Y' here if you want your kernel to support boards based on the Marvell Kirkwood device tree. -endmenu - endif diff --git a/arch/arm/mach-nomadik/Kconfig b/arch/arm/mach-nomadik/Kconfig index 486d301f43fd..3c61096c8627 100644 --- a/arch/arm/mach-nomadik/Kconfig +++ b/arch/arm/mach-nomadik/Kconfig @@ -1,4 +1,4 @@ -config ARCH_NOMADIK +menuconfig ARCH_NOMADIK bool "ST-Ericsson Nomadik" depends on ARCH_MULTI_V5 select ARCH_REQUIRE_GPIOLIB @@ -15,7 +15,6 @@ config ARCH_NOMADIK Support for the Nomadik platform by ST-Ericsson if ARCH_NOMADIK -menu "Nomadik boards" config MACH_NOMADIK_8815NHK bool "ST 8815 Nomadik Hardware Kit (evaluation board)" @@ -24,7 +23,6 @@ config MACH_NOMADIK_8815NHK select I2C_ALGOBIT select I2C_NOMADIK -endmenu endif config NOMADIK_8815 diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 2ff3f23e31b0..1c1ed737f7ab 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -1,3 +1,6 @@ +menu "TI OMAP/AM/DM/DRA Family" + depends on ARCH_MULTI_V6 || ARCH_MULTI_V7 + config ARCH_OMAP bool @@ -28,7 +31,6 @@ config ARCH_OMAP4 select ARM_CPU_SUSPEND if PM select ARM_ERRATA_720789 select ARM_GIC - select CACHE_L2X0 select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP select OMAP_INTERCONNECT @@ -80,7 +82,6 @@ config SOC_DRA7XX config ARCH_OMAP2PLUS bool select ARCH_HAS_BANDGAP - select ARCH_HAS_CPUFREQ select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_OMAP select ARCH_REQUIRE_GPIOLIB @@ -343,3 +344,5 @@ config OMAP4_ERRATA_I688 endmenu endif + +endmenu diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index ff029737c8f0..a373d508799a 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -91,7 +91,14 @@ extern void omap3_sync32k_timer_init(void); extern void omap3_secure_sync32k_timer_init(void); extern void omap3_gptimer_timer_init(void); extern void omap4_local_timer_init(void); +#ifdef CONFIG_CACHE_L2X0 int omap_l2_cache_init(void); +#else +static inline int omap_l2_cache_init(void) +{ + return 0; +} +#endif extern void omap5_realtime_timer_init(void); void omap2420_init_early(void); diff --git a/arch/arm/mach-prima2/Kconfig b/arch/arm/mach-prima2/Kconfig index e4e505f52ba0..042f693ef423 100644 --- a/arch/arm/mach-prima2/Kconfig +++ b/arch/arm/mach-prima2/Kconfig @@ -1,4 +1,4 @@ -config ARCH_SIRF +menuconfig ARCH_SIRF bool "CSR SiRF" if ARCH_MULTI_V7 select ARCH_HAS_RESET_CONTROLLER select ARCH_REQUIRE_GPIOLIB @@ -11,7 +11,7 @@ config ARCH_SIRF if ARCH_SIRF -menu "CSR SiRF atlas6/primaII/Marco/Polo Specific Features" +comment "CSR SiRF atlas6/primaII/Marco/Polo Specific Features" config ARCH_ATLAS6 bool "CSR SiRFSoC ATLAS6 ARM Cortex A9 Platform" @@ -37,8 +37,6 @@ config ARCH_MARCO help Support for CSR SiRFSoC ARM Cortex A9 Platform -endmenu - config SIRF_IRQ bool diff --git a/arch/arm/mach-qcom/Kconfig b/arch/arm/mach-qcom/Kconfig index fd2b99dceb89..ee5697ba05bc 100644 --- a/arch/arm/mach-qcom/Kconfig +++ b/arch/arm/mach-qcom/Kconfig @@ -1,4 +1,4 @@ -config ARCH_QCOM +menuconfig ARCH_QCOM bool "Qualcomm Support" if ARCH_MULTI_V7 select ARCH_REQUIRE_GPIOLIB select ARM_GIC @@ -11,8 +11,6 @@ config ARCH_QCOM if ARCH_QCOM -menu "Qualcomm SoC Selection" - config ARCH_MSM8X60 bool "Enable support for MSM8X60" select CLKSRC_QCOM @@ -25,8 +23,6 @@ config ARCH_MSM8974 bool "Enable support for MSM8974" select HAVE_ARM_ARCH_TIMER -endmenu - config QCOM_SCM bool diff --git a/arch/arm/mach-s3c24xx/Kconfig b/arch/arm/mach-s3c24xx/Kconfig index 04284de7aca5..ad5316ae524e 100644 --- a/arch/arm/mach-s3c24xx/Kconfig +++ b/arch/arm/mach-s3c24xx/Kconfig @@ -117,7 +117,7 @@ config S3C24XX_SETUP_TS Compile in platform device definition for Samsung TouchScreen. config S3C24XX_DMA - bool "S3C2410 DMA support" + bool "S3C2410 DMA support (deprecated)" select S3C_DMA help S3C2410 DMA support. This is needed for drivers like sound which diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig index 3136d86b0d6e..26ca2427e53d 100644 --- a/arch/arm/mach-s3c64xx/Kconfig +++ b/arch/arm/mach-s3c64xx/Kconfig @@ -18,9 +18,9 @@ config CPU_S3C6410 Enable S3C6410 CPU support config S3C64XX_PL080 - bool "S3C64XX DMA using generic PL08x driver" + def_bool DMADEVICES + select ARM_AMBA select AMBA_PL08X - select SAMSUNG_DMADEV config S3C64XX_SETUP_SDHCI bool diff --git a/arch/arm/mach-s5p64x0/Kconfig b/arch/arm/mach-s5p64x0/Kconfig index bb2111b3751e..26003e23796d 100644 --- a/arch/arm/mach-s5p64x0/Kconfig +++ b/arch/arm/mach-s5p64x0/Kconfig @@ -9,16 +9,18 @@ if ARCH_S5P64X0 config CPU_S5P6440 bool + select ARM_AMBA + select PL330_DMA if DMADEVICES select S5P_SLEEP if PM - select SAMSUNG_DMADEV select SAMSUNG_WAKEMASK if PM help Enable S5P6440 CPU support config CPU_S5P6450 bool + select ARM_AMBA + select PL330_DMA if DMADEVICES select S5P_SLEEP if PM - select SAMSUNG_DMADEV select SAMSUNG_WAKEMASK if PM help Enable S5P6450 CPU support diff --git a/arch/arm/mach-s5pc100/Kconfig b/arch/arm/mach-s5pc100/Kconfig index 15170be97a74..c5e3a969b063 100644 --- a/arch/arm/mach-s5pc100/Kconfig +++ b/arch/arm/mach-s5pc100/Kconfig @@ -9,8 +9,9 @@ if ARCH_S5PC100 config CPU_S5PC100 bool + select ARM_AMBA + select PL330_DMA if DMADEVICES select S5P_EXT_INT - select SAMSUNG_DMADEV help Enable S5PC100 CPU support diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig index 8c3abe521757..f60f2862856d 100644 --- a/arch/arm/mach-s5pv210/Kconfig +++ b/arch/arm/mach-s5pv210/Kconfig @@ -11,10 +11,11 @@ if ARCH_S5PV210 config CPU_S5PV210 bool + select ARM_AMBA + select PL330_DMA if DMADEVICES select S5P_EXT_INT select S5P_PM if PM select S5P_SLEEP if PM - select SAMSUNG_DMADEV help Enable S5PV210 CPU support diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index dbd954e61aa7..798073057e51 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -1,7 +1,7 @@ config ARCH_SHMOBILE bool -config ARCH_SHMOBILE_MULTI +menuconfig ARCH_SHMOBILE_MULTI bool "Renesas ARM SoCs" if ARCH_MULTI_V7 depends on MMU select ARCH_SHMOBILE @@ -15,7 +15,7 @@ config ARCH_SHMOBILE_MULTI if ARCH_SHMOBILE_MULTI -comment "Renesas ARM SoCs System Type" +#comment "Renesas ARM SoCs System Type" config ARCH_EMEV2 bool "Emma Mobile EV2" @@ -85,7 +85,6 @@ config ARCH_R8A73A4 select CPU_V7 select SH_CLK_CPG select RENESAS_IRQC - select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP select SYS_SUPPORTS_SH_CMT select SYS_SUPPORTS_SH_TMU @@ -264,7 +263,6 @@ config MACH_KOELSCH config MACH_KZM9G bool "KZM-A9-GT board" depends on ARCH_SH73A0 - select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP select ARCH_REQUIRE_GPIOLIB select REGULATOR_FIXED_VOLTAGE if REGULATOR diff --git a/arch/arm/mach-spear/Kconfig b/arch/arm/mach-spear/Kconfig index 0786249b2832..90df2022276a 100644 --- a/arch/arm/mach-spear/Kconfig +++ b/arch/arm/mach-spear/Kconfig @@ -14,7 +14,6 @@ if PLAT_SPEAR config ARCH_SPEAR13XX bool "ST SPEAr13xx" depends on ARCH_MULTI_V7 || PLAT_SPEAR_SINGLE - select ARCH_HAS_CPUFREQ select ARM_GIC select GPIO_SPEAR_SPICS select HAVE_ARM_SCU if SMP diff --git a/arch/arm/mach-sti/Kconfig b/arch/arm/mach-sti/Kconfig index 1831e9611761..878e9ec97d0f 100644 --- a/arch/arm/mach-sti/Kconfig +++ b/arch/arm/mach-sti/Kconfig @@ -1,5 +1,5 @@ menuconfig ARCH_STI - bool "STMicroelectronics Consumer Electronics SOCs with Device Trees" if ARCH_MULTI_V7 + bool "STMicroelectronics Consumer Electronics SOCs" if ARCH_MULTI_V7 select ARM_GIC select ARM_GLOBAL_TIMER select PINCTRL diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index e16999e5b735..095399618ca5 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -1,6 +1,5 @@ -config ARCH_TEGRA +menuconfig ARCH_TEGRA bool "NVIDIA Tegra" if ARCH_MULTI_V7 - select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB select ARCH_SUPPORTS_TRUSTED_FOUNDATIONS select ARM_GIC @@ -16,8 +15,7 @@ config ARCH_TEGRA help This enables support for NVIDIA Tegra based systems. -menu "NVIDIA Tegra options" - depends on ARCH_TEGRA +if ARCH_TEGRA config ARCH_TEGRA_2x_SOC bool "Enable support for Tegra20 family" @@ -69,4 +67,4 @@ config TEGRA_AHB which controls AHB bus master arbitration and some performance parameters(priority, prefech size). -endmenu +endif diff --git a/arch/arm/mach-u300/Kconfig b/arch/arm/mach-u300/Kconfig index e3a96d7302e9..bc51a71394af 100644 --- a/arch/arm/mach-u300/Kconfig +++ b/arch/arm/mach-u300/Kconfig @@ -1,4 +1,4 @@ -config ARCH_U300 +menuconfig ARCH_U300 bool "ST-Ericsson U300 Series" if ARCH_MULTI_V5 depends on MMU select ARCH_REQUIRE_GPIOLIB @@ -16,8 +16,6 @@ config ARCH_U300 if ARCH_U300 -menu "ST-Ericsson AB U300/U335 Platform" - config MACH_U300 depends on ARCH_U300 bool "U300" @@ -43,6 +41,4 @@ config MACH_U300_SPIDUMMY you don't need it. Selecting this will activate the SPI framework and ARM PL022 support. -endmenu - endif diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig index 86f537277383..699e8601dbf0 100644 --- a/arch/arm/mach-ux500/Kconfig +++ b/arch/arm/mach-ux500/Kconfig @@ -1,9 +1,8 @@ -config ARCH_U8500 +menuconfig ARCH_U8500 bool "ST-Ericsson U8500 Series" if ARCH_MULTI_V7 depends on MMU select AB8500_CORE select ABX500_CORE - select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB select ARM_AMBA select ARM_ERRATA_754322 @@ -34,8 +33,6 @@ config UX500_SOC_DB8500 select REGULATOR select REGULATOR_DB8500_PRCMU -menu "Ux500 target platform (boards)" - config MACH_MOP500 bool "U8500 Development platform, MOP500 versions" select I2C @@ -68,8 +65,6 @@ config UX500_AUTO_PLATFORM a working kernel. If everything else is disabled, this automatically enables MACH_MOP500. -endmenu - config UX500_DEBUG_UART int "Ux500 UART to use for low-level debug" default 2 diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig index a423de4724ab..d8b9330f896a 100644 --- a/arch/arm/mach-vexpress/Kconfig +++ b/arch/arm/mach-vexpress/Kconfig @@ -1,4 +1,4 @@ -config ARCH_VEXPRESS +menuconfig ARCH_VEXPRESS bool "ARM Ltd. Versatile Express family" if ARCH_MULTI_V7 select ARCH_REQUIRE_GPIOLIB select ARCH_SUPPORTS_BIG_ENDIAN @@ -37,8 +37,7 @@ config ARCH_VEXPRESS platforms. The traditional (ATAGs) boot method is not usable on these boards with this option. -menu "Versatile Express platform type" - depends on ARCH_VEXPRESS +if ARCH_VEXPRESS config ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA bool "Enable A5 and A9 only errata work-arounds" @@ -65,7 +64,6 @@ config ARCH_VEXPRESS_DCSCB config ARCH_VEXPRESS_SPC bool "Versatile Express Serial Power Controller (SPC)" - select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP select PM_OPP help @@ -83,4 +81,4 @@ config ARCH_VEXPRESS_TC2_PM Support for CPU and cluster power management on Versatile Express with a TC2 (A15x2 A7x3) big.LITTLE core tile. -endmenu +endif diff --git a/arch/arm/mach-vt8500/Kconfig b/arch/arm/mach-vt8500/Kconfig index 08f56a41cb55..aaaa24fe4d71 100644 --- a/arch/arm/mach-vt8500/Kconfig +++ b/arch/arm/mach-vt8500/Kconfig @@ -1,6 +1,5 @@ config ARCH_VT8500 bool - select ARCH_HAS_CPUFREQ select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP select VT8500_TIMER diff --git a/arch/arm/mach-zynq/Kconfig b/arch/arm/mach-zynq/Kconfig index 573e0db1d0f0..0c164f81e72d 100644 --- a/arch/arm/mach-zynq/Kconfig +++ b/arch/arm/mach-zynq/Kconfig @@ -1,6 +1,5 @@ config ARCH_ZYNQ bool "Xilinx Zynq ARM Cortex A9 Platform" if ARCH_MULTI_V7 - select ARCH_HAS_CPUFREQ select ARCH_HAS_OPP select ARCH_SUPPORTS_BIG_ENDIAN select ARM_AMBA diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig index 243dfcb2ca0e..301b892d97d9 100644 --- a/arch/arm/plat-samsung/Kconfig +++ b/arch/arm/plat-samsung/Kconfig @@ -35,27 +35,15 @@ config SAMSUNG_PM Base platform power management code for samsung code if PLAT_SAMSUNG +menu "Samsung Common options" # boot configurations comment "Boot options" -config S3C_BOOT_ERROR_RESET - bool "S3C Reboot on decompression error" - help - Say y here to use the watchdog to reset the system if the - kernel decompressor detects an error during decompression. - -config S3C_BOOT_UART_FORCE_FIFO - bool "Force UART FIFO on during boot process" - default y - help - Say Y here to force the UART FIFOs on during the kernel - uncompressor - - config S3C_LOWLEVEL_UART_PORT int "S3C UART to use for low-level messages" + depends on ARCH_S3C64XX default 0 help Choice of which UART port to use for the low-level messages, @@ -407,17 +395,16 @@ config SAMSUNG_PM_GPIO Include legacy GPIO power management code for platforms not using pinctrl-samsung driver. -endif - config SAMSUNG_DMADEV - bool - select ARM_AMBA + bool "Use legacy Samsung DMA abstraction" + depends on CPU_S5PV210 || CPU_S5PC100 || ARCH_S5P64X0 || ARCH_S3C64XX select DMADEVICES - select PL330_DMA if (ARCH_EXYNOS5 || ARCH_EXYNOS4 || CPU_S5PV210 || CPU_S5PC100 || \ - CPU_S5P6450 || CPU_S5P6440) + default y help Use DMA device engine for PL330 DMAC. +endif + config S5P_DEV_MFC bool help @@ -503,4 +490,5 @@ config DEBUG_S3C_UART default "2" if DEBUG_S3C_UART2 default "3" if DEBUG_S3C_UART3 +endmenu endif diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 7295419165e1..a474de346be6 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -1,8 +1,9 @@ config ARM64 def_bool y select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE - select ARCH_USE_CMPXCHG_LOCKREF + select ARCH_HAS_OPP select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST + select ARCH_USE_CMPXCHG_LOCKREF select ARCH_WANT_OPTIONAL_GPIOLIB select ARCH_WANT_COMPAT_IPC_PARSE_VERSION select ARCH_WANT_FRAME_POINTERS diff --git a/arch/arm64/boot/dts/apm-mustang.dts b/arch/arm64/boot/dts/apm-mustang.dts index 1247ca1200b1..6541962f5d70 100644 --- a/arch/arm64/boot/dts/apm-mustang.dts +++ b/arch/arm64/boot/dts/apm-mustang.dts @@ -24,3 +24,7 @@ reg = < 0x1 0x00000000 0x0 0x80000000 >; /* Updated by bootloader */ }; }; + +&serial0 { + status = "ok"; +}; diff --git a/arch/arm64/boot/dts/apm-storm.dtsi b/arch/arm64/boot/dts/apm-storm.dtsi index c5f0a47a1375..40aa96ce13c4 100644 --- a/arch/arm64/boot/dts/apm-storm.dtsi +++ b/arch/arm64/boot/dts/apm-storm.dtsi @@ -273,8 +273,9 @@ }; serial0: serial@1c020000 { + status = "disabled"; device_type = "serial"; - compatible = "ns16550"; + compatible = "ns16550a"; reg = <0 0x1c020000 0x0 0x1000>; reg-shift = <2>; clock-frequency = <10000000>; /* Updated by bootloader */ @@ -282,6 +283,39 @@ interrupts = <0x0 0x4c 0x4>; }; + serial1: serial@1c021000 { + status = "disabled"; + device_type = "serial"; + compatible = "ns16550a"; + reg = <0 0x1c021000 0x0 0x1000>; + reg-shift = <2>; + clock-frequency = <10000000>; /* Updated by bootloader */ + interrupt-parent = <&gic>; + interrupts = <0x0 0x4d 0x4>; + }; + + serial2: serial@1c022000 { + status = "disabled"; + device_type = "serial"; + compatible = "ns16550a"; + reg = <0 0x1c022000 0x0 0x1000>; + reg-shift = <2>; + clock-frequency = <10000000>; /* Updated by bootloader */ + interrupt-parent = <&gic>; + interrupts = <0x0 0x4e 0x4>; + }; + + serial3: serial@1c023000 { + status = "disabled"; + device_type = "serial"; + compatible = "ns16550a"; + reg = <0 0x1c023000 0x0 0x1000>; + reg-shift = <2>; + clock-frequency = <10000000>; /* Updated by bootloader */ + interrupt-parent = <&gic>; + interrupts = <0x0 0x4f 0x4>; + }; + phy1: phy@1f21a000 { compatible = "apm,xgene-phy"; reg = <0x0 0x1f21a000 0x0 0x100>; diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 157e1d8d9a47..3421f316f5dc 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -6,9 +6,18 @@ CONFIG_NO_HZ_IDLE=y CONFIG_HIGH_RES_TIMERS=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y +CONFIG_TASKSTATS=y +CONFIG_TASK_DELAY_ACCT=y +CONFIG_TASK_XACCT=y +CONFIG_TASK_IO_ACCOUNTING=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 +CONFIG_RESOURCE_COUNTERS=y +CONFIG_MEMCG=y +CONFIG_MEMCG_SWAP=y +CONFIG_MEMCG_KMEM=y +CONFIG_CGROUP_HUGETLB=y # CONFIG_UTS_NS is not set # CONFIG_IPC_NS is not set # CONFIG_PID_NS is not set @@ -27,6 +36,7 @@ CONFIG_ARCH_VEXPRESS=y CONFIG_ARCH_XGENE=y CONFIG_SMP=y CONFIG_PREEMPT=y +CONFIG_KSM=y CONFIG_TRANSPARENT_HUGEPAGE=y CONFIG_CMA=y CONFIG_CMDLINE="console=ttyAMA0" @@ -45,6 +55,7 @@ CONFIG_IP_PNP_BOOTP=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_DEVTMPFS=y CONFIG_DMA_CMA=y +CONFIG_BLK_DEV_LOOP=y CONFIG_VIRTIO_BLK=y # CONFIG_SCSI_PROC_FS is not set CONFIG_BLK_DEV_SD=y @@ -53,6 +64,7 @@ CONFIG_ATA=y CONFIG_PATA_PLATFORM=y CONFIG_PATA_OF_PLATFORM=y CONFIG_NETDEVICES=y +CONFIG_TUN=y CONFIG_SMC91X=y CONFIG_SMSC911X=y # CONFIG_WLAN is not set @@ -85,6 +97,8 @@ CONFIG_EXT3_FS=y # CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set # CONFIG_EXT3_FS_XATTR is not set CONFIG_EXT4_FS=y +CONFIG_FANOTIFY=y +CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y CONFIG_FUSE_FS=y CONFIG_CUSE=y CONFIG_VFAT_FS=y @@ -104,6 +118,7 @@ CONFIG_DEBUG_KERNEL=y CONFIG_LOCKUP_DETECTOR=y # CONFIG_SCHED_DEBUG is not set # CONFIG_FTRACE is not set +CONFIG_SECURITY=y CONFIG_CRYPTO_ANSI_CPRNG=y CONFIG_ARM64_CRYPTO=y CONFIG_CRYPTO_SHA1_ARM64_CE=y diff --git a/arch/arm64/crypto/ghash-ce-core.S b/arch/arm64/crypto/ghash-ce-core.S index b9e6eaf41c9b..dc457015884e 100644 --- a/arch/arm64/crypto/ghash-ce-core.S +++ b/arch/arm64/crypto/ghash-ce-core.S @@ -3,14 +3,6 @@ * * Copyright (C) 2014 Linaro Ltd. <ard.biesheuvel@linaro.org> * - * Based on arch/x86/crypto/ghash-pmullni-intel_asm.S - * - * Copyright (c) 2009 Intel Corp. - * Author: Huang Ying <ying.huang@intel.com> - * Vinodh Gopal - * Erdinc Ozturk - * Deniz Karakoyunlu - * * 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. @@ -19,13 +11,15 @@ #include <linux/linkage.h> #include <asm/assembler.h> - DATA .req v0 - SHASH .req v1 - IN1 .req v2 + SHASH .req v0 + SHASH2 .req v1 T1 .req v2 T2 .req v3 - T3 .req v4 - VZR .req v5 + MASK .req v4 + XL .req v5 + XM .req v6 + XH .req v7 + IN1 .req v7 .text .arch armv8-a+crypto @@ -35,61 +29,51 @@ * struct ghash_key const *k, const char *head) */ ENTRY(pmull_ghash_update) - ld1 {DATA.16b}, [x1] ld1 {SHASH.16b}, [x3] - eor VZR.16b, VZR.16b, VZR.16b + ld1 {XL.16b}, [x1] + movi MASK.16b, #0xe1 + ext SHASH2.16b, SHASH.16b, SHASH.16b, #8 + shl MASK.2d, MASK.2d, #57 + eor SHASH2.16b, SHASH2.16b, SHASH.16b /* do the head block first, if supplied */ cbz x4, 0f - ld1 {IN1.2d}, [x4] + ld1 {T1.2d}, [x4] b 1f -0: ld1 {IN1.2d}, [x2], #16 +0: ld1 {T1.2d}, [x2], #16 sub w0, w0, #1 -1: ext IN1.16b, IN1.16b, IN1.16b, #8 -CPU_LE( rev64 IN1.16b, IN1.16b ) - eor DATA.16b, DATA.16b, IN1.16b - /* multiply DATA by SHASH in GF(2^128) */ - ext T2.16b, DATA.16b, DATA.16b, #8 - ext T3.16b, SHASH.16b, SHASH.16b, #8 - eor T2.16b, T2.16b, DATA.16b - eor T3.16b, T3.16b, SHASH.16b +1: /* multiply XL by SHASH in GF(2^128) */ +CPU_LE( rev64 T1.16b, T1.16b ) - pmull2 T1.1q, SHASH.2d, DATA.2d // a1 * b1 - pmull DATA.1q, SHASH.1d, DATA.1d // a0 * b0 - pmull T2.1q, T2.1d, T3.1d // (a1 + a0)(b1 + b0) - eor T2.16b, T2.16b, T1.16b // (a0 * b1) + (a1 * b0) - eor T2.16b, T2.16b, DATA.16b + ext T2.16b, XL.16b, XL.16b, #8 + ext IN1.16b, T1.16b, T1.16b, #8 + eor T1.16b, T1.16b, T2.16b + eor XL.16b, XL.16b, IN1.16b - ext T3.16b, VZR.16b, T2.16b, #8 - ext T2.16b, T2.16b, VZR.16b, #8 - eor DATA.16b, DATA.16b, T3.16b - eor T1.16b, T1.16b, T2.16b // <T1:DATA> is result of - // carry-less multiplication + pmull2 XH.1q, SHASH.2d, XL.2d // a1 * b1 + eor T1.16b, T1.16b, XL.16b + pmull XL.1q, SHASH.1d, XL.1d // a0 * b0 + pmull XM.1q, SHASH2.1d, T1.1d // (a1 + a0)(b1 + b0) - /* first phase of the reduction */ - shl T3.2d, DATA.2d, #1 - eor T3.16b, T3.16b, DATA.16b - shl T3.2d, T3.2d, #5 - eor T3.16b, T3.16b, DATA.16b - shl T3.2d, T3.2d, #57 - ext T2.16b, VZR.16b, T3.16b, #8 - ext T3.16b, T3.16b, VZR.16b, #8 - eor DATA.16b, DATA.16b, T2.16b - eor T1.16b, T1.16b, T3.16b + ext T1.16b, XL.16b, XH.16b, #8 + eor T2.16b, XL.16b, XH.16b + eor XM.16b, XM.16b, T1.16b + eor XM.16b, XM.16b, T2.16b + pmull T2.1q, XL.1d, MASK.1d - /* second phase of the reduction */ - ushr T2.2d, DATA.2d, #5 - eor T2.16b, T2.16b, DATA.16b - ushr T2.2d, T2.2d, #1 - eor T2.16b, T2.16b, DATA.16b - ushr T2.2d, T2.2d, #1 - eor T1.16b, T1.16b, T2.16b - eor DATA.16b, DATA.16b, T1.16b + mov XH.d[0], XM.d[1] + mov XM.d[1], XL.d[0] + + eor XL.16b, XM.16b, T2.16b + ext T2.16b, XL.16b, XL.16b, #8 + pmull XL.1q, XL.1d, MASK.1d + eor T2.16b, T2.16b, XH.16b + eor XL.16b, XL.16b, T2.16b cbnz w0, 0b - st1 {DATA.16b}, [x1] + st1 {XL.16b}, [x1] ret ENDPROC(pmull_ghash_update) diff --git a/arch/arm64/crypto/ghash-ce-glue.c b/arch/arm64/crypto/ghash-ce-glue.c index b92baf3f68c7..833ec1e3f3e9 100644 --- a/arch/arm64/crypto/ghash-ce-glue.c +++ b/arch/arm64/crypto/ghash-ce-glue.c @@ -67,11 +67,12 @@ static int ghash_update(struct shash_desc *desc, const u8 *src, blocks = len / GHASH_BLOCK_SIZE; len %= GHASH_BLOCK_SIZE; - kernel_neon_begin_partial(6); + kernel_neon_begin_partial(8); pmull_ghash_update(blocks, ctx->digest, src, key, partial ? ctx->buf : NULL); kernel_neon_end(); src += blocks * GHASH_BLOCK_SIZE; + partial = 0; } if (len) memcpy(ctx->buf + partial, src, len); @@ -88,7 +89,7 @@ static int ghash_final(struct shash_desc *desc, u8 *dst) memset(ctx->buf + partial, 0, GHASH_BLOCK_SIZE - partial); - kernel_neon_begin_partial(6); + kernel_neon_begin_partial(8); pmull_ghash_update(1, ctx->digest, ctx->buf, key, NULL); kernel_neon_end(); } diff --git a/arch/arm64/include/asm/Kbuild b/arch/arm64/include/asm/Kbuild index 42c7eecd2bb6..0b3fcf86e6ba 100644 --- a/arch/arm64/include/asm/Kbuild +++ b/arch/arm64/include/asm/Kbuild @@ -30,7 +30,6 @@ generic-y += msgbuf.h generic-y += mutex.h generic-y += pci.h generic-y += poll.h -generic-y += posix_types.h generic-y += preempt.h generic-y += resource.h generic-y += rwsem.h diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h index 3a4572ec3273..dc82e52acdb3 100644 --- a/arch/arm64/include/asm/dma-mapping.h +++ b/arch/arm64/include/asm/dma-mapping.h @@ -26,8 +26,6 @@ #include <xen/xen.h> #include <asm/xen/hypervisor.h> -#define ARCH_HAS_DMA_GET_REQUIRED_MASK - #define DMA_ERROR_CODE (~(dma_addr_t)0) extern struct dma_map_ops *dma_ops; extern struct dma_map_ops coherent_swiotlb_dma_ops; diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 598cc384fc1c..579702086488 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -246,7 +246,7 @@ static inline pmd_t pte_pmd(pte_t pte) #define pmd_mkwrite(pmd) pte_pmd(pte_mkwrite(pmd_pte(pmd))) #define pmd_mkdirty(pmd) pte_pmd(pte_mkdirty(pmd_pte(pmd))) #define pmd_mkyoung(pmd) pte_pmd(pte_mkyoung(pmd_pte(pmd))) -#define pmd_mknotpresent(pmd) (__pmd(pmd_val(pmd) &= ~PMD_TYPE_MASK)) +#define pmd_mknotpresent(pmd) (__pmd(pmd_val(pmd) & ~PMD_TYPE_MASK)) #define __HAVE_ARCH_PMD_WRITE #define pmd_write(pmd) pte_write(pmd_pte(pmd)) diff --git a/arch/arm64/include/uapi/asm/posix_types.h b/arch/arm64/include/uapi/asm/posix_types.h new file mode 100644 index 000000000000..7985ff60ca3f --- /dev/null +++ b/arch/arm64/include/uapi/asm/posix_types.h @@ -0,0 +1,10 @@ +#ifndef __ASM_POSIX_TYPES_H +#define __ASM_POSIX_TYPES_H + +typedef unsigned short __kernel_old_uid_t; +typedef unsigned short __kernel_old_gid_t; +#define __kernel_old_uid_t __kernel_old_uid_t + +#include <asm-generic/posix_types.h> + +#endif /* __ASM_POSIX_TYPES_H */ diff --git a/arch/arm64/include/uapi/asm/sigcontext.h b/arch/arm64/include/uapi/asm/sigcontext.h index b72cf405b3fe..ee469be1ae1d 100644 --- a/arch/arm64/include/uapi/asm/sigcontext.h +++ b/arch/arm64/include/uapi/asm/sigcontext.h @@ -58,7 +58,7 @@ struct fpsimd_context { struct esr_context { struct _aarch64_ctx head; - u64 esr; + __u64 esr; }; #endif /* _UAPI__ASM_SIGCONTEXT_H */ diff --git a/arch/arm64/kernel/entry-ftrace.S b/arch/arm64/kernel/entry-ftrace.S index b051871f2965..aa5f9fcbf9ee 100644 --- a/arch/arm64/kernel/entry-ftrace.S +++ b/arch/arm64/kernel/entry-ftrace.S @@ -205,7 +205,7 @@ ENDPROC(ftrace_graph_caller) * * Run ftrace_return_to_handler() before going back to parent. * @fp is checked against the value passed by ftrace_graph_caller() - * only when CONFIG_FUNCTION_GRAPH_FP_TEST is enabled. + * only when CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST is enabled. */ ENTRY(return_to_handler) str x0, [sp, #-16]! diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index bf017f4ffb4f..9ce04ba6bcb0 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -279,7 +279,6 @@ el1_sp_pc: */ mrs x0, far_el1 enable_dbg - mov x1, x25 mov x2, sp b do_sp_pc_abort el1_undef: diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index 3e926b9c0641..9fde010c945f 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -655,11 +655,16 @@ static int compat_gpr_get(struct task_struct *target, reg = task_pt_regs(target)->regs[idx]; } - ret = copy_to_user(ubuf, ®, sizeof(reg)); - if (ret) - break; - - ubuf += sizeof(reg); + if (kbuf) { + memcpy(kbuf, ®, sizeof(reg)); + kbuf += sizeof(reg); + } else { + ret = copy_to_user(ubuf, ®, sizeof(reg)); + if (ret) + break; + + ubuf += sizeof(reg); + } } return ret; @@ -689,11 +694,16 @@ static int compat_gpr_set(struct task_struct *target, unsigned int idx = start + i; compat_ulong_t reg; - ret = copy_from_user(®, ubuf, sizeof(reg)); - if (ret) - return ret; + if (kbuf) { + memcpy(®, kbuf, sizeof(reg)); + kbuf += sizeof(reg); + } else { + ret = copy_from_user(®, ubuf, sizeof(reg)); + if (ret) + return ret; - ubuf += sizeof(reg); + ubuf += sizeof(reg); + } switch (idx) { case 15: @@ -827,6 +837,7 @@ static int compat_ptrace_write_user(struct task_struct *tsk, compat_ulong_t off, compat_ulong_t val) { int ret; + mm_segment_t old_fs = get_fs(); if (off & 3 || off >= COMPAT_USER_SZ) return -EIO; @@ -834,10 +845,13 @@ static int compat_ptrace_write_user(struct task_struct *tsk, compat_ulong_t off, if (off >= sizeof(compat_elf_gregset_t)) return 0; + set_fs(KERNEL_DS); ret = copy_regset_from_user(tsk, &user_aarch32_view, REGSET_COMPAT_GPR, off, sizeof(compat_ulong_t), &val); + set_fs(old_fs); + return ret; } diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 091d428d64ac..f43db8a69262 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -71,7 +71,7 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max) /* 4GB maximum for 32-bit only capable devices */ if (IS_ENABLED(CONFIG_ZONE_DMA)) { unsigned long max_dma_phys = - (unsigned long)dma_to_phys(NULL, DMA_BIT_MASK(32) + 1); + (unsigned long)(dma_to_phys(NULL, DMA_BIT_MASK(32)) + 1); max_dma = max(min, min(max, max_dma_phys >> PAGE_SHIFT)); zone_size[ZONE_DMA] = max_dma - min; } @@ -126,6 +126,8 @@ static void arm64_memory_present(void) void __init arm64_memblock_init(void) { + phys_addr_t dma_phys_limit = 0; + /* Register the kernel text, kernel data and initrd with memblock */ memblock_reserve(__pa(_text), _end - _text); #ifdef CONFIG_BLK_DEV_INITRD @@ -141,7 +143,11 @@ void __init arm64_memblock_init(void) memblock_reserve(__pa(idmap_pg_dir), IDMAP_DIR_SIZE); early_init_fdt_scan_reserved_mem(); - dma_contiguous_reserve(0); + + /* 4GB maximum for 32-bit only capable devices */ + if (IS_ENABLED(CONFIG_ZONE_DMA)) + dma_phys_limit = dma_to_phys(NULL, DMA_BIT_MASK(32)) + 1; + dma_contiguous_reserve(dma_phys_limit); memblock_allow_resize(); memblock_dump_all(); diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c index 1a871b78e570..344387a55406 100644 --- a/arch/ia64/hp/common/sba_iommu.c +++ b/arch/ia64/hp/common/sba_iommu.c @@ -242,7 +242,7 @@ struct ioc { struct pci_dev *sac_only_dev; }; -static struct ioc *ioc_list; +static struct ioc *ioc_list, *ioc_found; static int reserve_sba_gart = 1; static SBA_INLINE void sba_mark_invalid(struct ioc *, dma_addr_t, size_t); @@ -1809,20 +1809,13 @@ static struct ioc_iommu ioc_iommu_info[] __initdata = { { SX2000_IOC_ID, "sx2000", NULL }, }; -static struct ioc * -ioc_init(unsigned long hpa, void *handle) +static void ioc_init(unsigned long hpa, struct ioc *ioc) { - struct ioc *ioc; struct ioc_iommu *info; - ioc = kzalloc(sizeof(*ioc), GFP_KERNEL); - if (!ioc) - return NULL; - ioc->next = ioc_list; ioc_list = ioc; - ioc->handle = handle; ioc->ioc_hpa = ioremap(hpa, 0x1000); ioc->func_id = READ_REG(ioc->ioc_hpa + IOC_FUNC_ID); @@ -1863,8 +1856,6 @@ ioc_init(unsigned long hpa, void *handle) "%s %d.%d HPA 0x%lx IOVA space %dMb at 0x%lx\n", ioc->name, (ioc->rev >> 4) & 0xF, ioc->rev & 0xF, hpa, ioc->iov_size >> 20, ioc->ibase); - - return ioc; } @@ -2031,22 +2022,21 @@ sba_map_ioc_to_node(struct ioc *ioc, acpi_handle handle) #endif } -static int -acpi_sba_ioc_add(struct acpi_device *device, - const struct acpi_device_id *not_used) +static void acpi_sba_ioc_add(struct ioc *ioc) { - struct ioc *ioc; + acpi_handle handle = ioc->handle; acpi_status status; u64 hpa, length; struct acpi_device_info *adi; - status = hp_acpi_csr_space(device->handle, &hpa, &length); + ioc_found = ioc->next; + status = hp_acpi_csr_space(handle, &hpa, &length); if (ACPI_FAILURE(status)) - return 1; + goto err; - status = acpi_get_object_info(device->handle, &adi); + status = acpi_get_object_info(handle, &adi); if (ACPI_FAILURE(status)) - return 1; + goto err; /* * For HWP0001, only SBA appears in ACPI namespace. It encloses the PCI @@ -2067,13 +2057,13 @@ acpi_sba_ioc_add(struct acpi_device *device, if (!iovp_shift) iovp_shift = 12; - ioc = ioc_init(hpa, device->handle); - if (!ioc) - return 1; - + ioc_init(hpa, ioc); /* setup NUMA node association */ - sba_map_ioc_to_node(ioc, device->handle); - return 0; + sba_map_ioc_to_node(ioc, handle); + return; + + err: + kfree(ioc); } static const struct acpi_device_id hp_ioc_iommu_device_ids[] = { @@ -2081,9 +2071,26 @@ static const struct acpi_device_id hp_ioc_iommu_device_ids[] = { {"HWP0004", 0}, {"", 0}, }; + +static int acpi_sba_ioc_attach(struct acpi_device *device, + const struct acpi_device_id *not_used) +{ + struct ioc *ioc; + + ioc = kzalloc(sizeof(*ioc), GFP_KERNEL); + if (!ioc) + return -ENOMEM; + + ioc->next = ioc_found; + ioc_found = ioc; + ioc->handle = device->handle; + return 1; +} + + static struct acpi_scan_handler acpi_sba_ioc_handler = { .ids = hp_ioc_iommu_device_ids, - .attach = acpi_sba_ioc_add, + .attach = acpi_sba_ioc_attach, }; static int __init acpi_sba_ioc_init_acpi(void) @@ -2118,9 +2125,12 @@ sba_init(void) #endif /* - * ioc_list should be populated by the acpi_sba_ioc_handler's .attach() + * ioc_found should be populated by the acpi_sba_ioc_handler's .attach() * routine, but that only happens if acpi_scan_init() has already run. */ + while (ioc_found) + acpi_sba_ioc_add(ioc_found); + if (!ioc_list) { #ifdef CONFIG_IA64_GENERIC /* diff --git a/arch/s390/configs/default_defconfig b/arch/s390/configs/default_defconfig index 8df022c43af7..fd09a10a2b53 100644 --- a/arch/s390/configs/default_defconfig +++ b/arch/s390/configs/default_defconfig @@ -45,7 +45,8 @@ CONFIG_SOLARIS_X86_PARTITION=y CONFIG_UNIXWARE_DISKLABEL=y CONFIG_CFQ_GROUP_IOSCHED=y CONFIG_DEFAULT_DEADLINE=y -CONFIG_MARCH_Z9_109=y +CONFIG_MARCH_Z196=y +CONFIG_TUNE_ZEC12=y CONFIG_NR_CPUS=256 CONFIG_PREEMPT=y CONFIG_HZ_100=y @@ -240,7 +241,6 @@ CONFIG_IP_VS_PE_SIP=m CONFIG_NF_CONNTRACK_IPV4=m # CONFIG_NF_CONNTRACK_PROC_COMPAT is not set CONFIG_NF_TABLES_IPV4=m -CONFIG_NFT_REJECT_IPV4=m CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_CHAIN_NAT_IPV4=m CONFIG_NF_TABLES_ARP=m @@ -456,6 +456,7 @@ CONFIG_TN3270_FS=y CONFIG_WATCHDOG=y CONFIG_WATCHDOG_NOWAYOUT=y CONFIG_SOFT_WATCHDOG=m +CONFIG_DIAG288_WATCHDOG=m # CONFIG_HID is not set # CONFIG_USB_SUPPORT is not set CONFIG_INFINIBAND=m diff --git a/arch/s390/configs/gcov_defconfig b/arch/s390/configs/gcov_defconfig index c81a74e3e25a..b061180d3544 100644 --- a/arch/s390/configs/gcov_defconfig +++ b/arch/s390/configs/gcov_defconfig @@ -45,7 +45,8 @@ CONFIG_SOLARIS_X86_PARTITION=y CONFIG_UNIXWARE_DISKLABEL=y CONFIG_CFQ_GROUP_IOSCHED=y CONFIG_DEFAULT_DEADLINE=y -CONFIG_MARCH_Z9_109=y +CONFIG_MARCH_Z196=y +CONFIG_TUNE_ZEC12=y CONFIG_NR_CPUS=256 CONFIG_HZ_100=y CONFIG_MEMORY_HOTPLUG=y @@ -238,7 +239,6 @@ CONFIG_IP_VS_PE_SIP=m CONFIG_NF_CONNTRACK_IPV4=m # CONFIG_NF_CONNTRACK_PROC_COMPAT is not set CONFIG_NF_TABLES_IPV4=m -CONFIG_NFT_REJECT_IPV4=m CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_CHAIN_NAT_IPV4=m CONFIG_NF_TABLES_ARP=m @@ -453,6 +453,7 @@ CONFIG_TN3270_FS=y CONFIG_WATCHDOG=y CONFIG_WATCHDOG_NOWAYOUT=y CONFIG_SOFT_WATCHDOG=m +CONFIG_DIAG288_WATCHDOG=m # CONFIG_HID is not set # CONFIG_USB_SUPPORT is not set CONFIG_INFINIBAND=m diff --git a/arch/s390/configs/performance_defconfig b/arch/s390/configs/performance_defconfig index b5ba8fe1cc64..d279baa08014 100644 --- a/arch/s390/configs/performance_defconfig +++ b/arch/s390/configs/performance_defconfig @@ -43,7 +43,8 @@ CONFIG_SOLARIS_X86_PARTITION=y CONFIG_UNIXWARE_DISKLABEL=y CONFIG_CFQ_GROUP_IOSCHED=y CONFIG_DEFAULT_DEADLINE=y -CONFIG_MARCH_Z9_109=y +CONFIG_MARCH_Z196=y +CONFIG_TUNE_ZEC12=y CONFIG_NR_CPUS=256 CONFIG_HZ_100=y CONFIG_MEMORY_HOTPLUG=y @@ -236,7 +237,6 @@ CONFIG_IP_VS_PE_SIP=m CONFIG_NF_CONNTRACK_IPV4=m # CONFIG_NF_CONNTRACK_PROC_COMPAT is not set CONFIG_NF_TABLES_IPV4=m -CONFIG_NFT_REJECT_IPV4=m CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_CHAIN_NAT_IPV4=m CONFIG_NF_TABLES_ARP=m @@ -451,6 +451,7 @@ CONFIG_TN3270_FS=y CONFIG_WATCHDOG=y CONFIG_WATCHDOG_NOWAYOUT=y CONFIG_SOFT_WATCHDOG=m +CONFIG_DIAG288_WATCHDOG=m # CONFIG_HID is not set # CONFIG_USB_SUPPORT is not set CONFIG_INFINIBAND=m diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig index cef073ca1f07..948e0e057a23 100644 --- a/arch/s390/configs/zfcpdump_defconfig +++ b/arch/s390/configs/zfcpdump_defconfig @@ -8,7 +8,8 @@ CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_PARTITION_ADVANCED=y CONFIG_IBM_PARTITION=y CONFIG_DEFAULT_DEADLINE=y -CONFIG_MARCH_Z9_109=y +CONFIG_MARCH_Z196=y +CONFIG_TUNE_ZEC12=y # CONFIG_COMPAT is not set CONFIG_NR_CPUS=2 # CONFIG_HOTPLUG_CPU is not set diff --git a/arch/s390/defconfig b/arch/s390/defconfig index 4557cb7ffddf..2e56498a40df 100644 --- a/arch/s390/defconfig +++ b/arch/s390/defconfig @@ -135,8 +135,8 @@ CONFIG_PROVE_LOCKING=y CONFIG_LOCK_STAT=y CONFIG_DEBUG_LOCKDEP=y CONFIG_DEBUG_ATOMIC_SLEEP=y -CONFIG_DEBUG_WRITECOUNT=y CONFIG_DEBUG_LIST=y +CONFIG_DEBUG_PI_LIST=y CONFIG_DEBUG_SG=y CONFIG_DEBUG_NOTIFIERS=y CONFIG_PROVE_RCU=y @@ -199,4 +199,10 @@ CONFIG_CRYPTO_SHA512_S390=m CONFIG_CRYPTO_DES_S390=m CONFIG_CRYPTO_AES_S390=m CONFIG_CRC7=m +# CONFIG_XZ_DEC_X86 is not set +# CONFIG_XZ_DEC_POWERPC is not set +# CONFIG_XZ_DEC_IA64 is not set +# CONFIG_XZ_DEC_ARM is not set +# CONFIG_XZ_DEC_ARMTHUMB is not set +# CONFIG_XZ_DEC_SPARC is not set CONFIG_CMM=m diff --git a/arch/s390/include/asm/mmu_context.h b/arch/s390/include/asm/mmu_context.h index c28f32a45af5..3815bfea1b2d 100644 --- a/arch/s390/include/asm/mmu_context.h +++ b/arch/s390/include/asm/mmu_context.h @@ -33,10 +33,9 @@ static inline int init_new_context(struct task_struct *tsk, static inline void set_user_asce(struct mm_struct *mm) { - pgd_t *pgd = mm->pgd; - - S390_lowcore.user_asce = mm->context.asce_bits | __pa(pgd); - set_fs(current->thread.mm_segment); + S390_lowcore.user_asce = mm->context.asce_bits | __pa(mm->pgd); + if (current->thread.mm_segment.ar4) + __ctl_load(S390_lowcore.user_asce, 7, 7); set_cpu_flag(CIF_ASCE); } @@ -70,12 +69,11 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, /* Clear old ASCE by loading the kernel ASCE. */ __ctl_load(S390_lowcore.kernel_asce, 1, 1); __ctl_load(S390_lowcore.kernel_asce, 7, 7); - /* Delay loading of the new ASCE to control registers CR1 & CR7 */ - set_cpu_flag(CIF_ASCE); atomic_inc(&next->context.attach_count); atomic_dec(&prev->context.attach_count); if (MACHINE_HAS_TLB_LC) cpumask_clear_cpu(cpu, &prev->context.cpu_attach_mask); + S390_lowcore.user_asce = next->context.asce_bits | __pa(next->pgd); } #define finish_arch_post_lock_switch finish_arch_post_lock_switch @@ -84,17 +82,18 @@ static inline void finish_arch_post_lock_switch(void) struct task_struct *tsk = current; struct mm_struct *mm = tsk->mm; - if (!mm) - return; - preempt_disable(); - while (atomic_read(&mm->context.attach_count) >> 16) - cpu_relax(); - - cpumask_set_cpu(smp_processor_id(), mm_cpumask(mm)); - set_user_asce(mm); - if (mm->context.flush_mm) - __tlb_flush_mm(mm); - preempt_enable(); + load_kernel_asce(); + if (mm) { + preempt_disable(); + while (atomic_read(&mm->context.attach_count) >> 16) + cpu_relax(); + + cpumask_set_cpu(smp_processor_id(), mm_cpumask(mm)); + if (mm->context.flush_mm) + __tlb_flush_mm(mm); + preempt_enable(); + } + set_fs(current->thread.mm_segment); } #define enter_lazy_tlb(mm,tsk) do { } while (0) diff --git a/arch/s390/include/asm/switch_to.h b/arch/s390/include/asm/switch_to.h index 29c81f82705e..df38c70cd59e 100644 --- a/arch/s390/include/asm/switch_to.h +++ b/arch/s390/include/asm/switch_to.h @@ -134,8 +134,4 @@ static inline void restore_access_regs(unsigned int *acrs) prev = __switch_to(prev,next); \ } while (0) -#define finish_arch_switch(prev) do { \ - set_fs(current->thread.mm_segment); \ -} while (0) - #endif /* __ASM_SWITCH_TO_H */ diff --git a/arch/s390/include/uapi/asm/ucontext.h b/arch/s390/include/uapi/asm/ucontext.h index 200e06325c6a..3e077b2a4705 100644 --- a/arch/s390/include/uapi/asm/ucontext.h +++ b/arch/s390/include/uapi/asm/ucontext.h @@ -16,7 +16,9 @@ struct ucontext_extended { struct ucontext *uc_link; stack_t uc_stack; _sigregs uc_mcontext; - unsigned long uc_sigmask[2]; + sigset_t uc_sigmask; + /* Allow for uc_sigmask growth. Glibc uses a 1024-bit sigset_t. */ + unsigned char __unused[128 - sizeof(sigset_t)]; unsigned long uc_gprs_high[16]; }; @@ -27,7 +29,9 @@ struct ucontext { struct ucontext *uc_link; stack_t uc_stack; _sigregs uc_mcontext; - sigset_t uc_sigmask; /* mask last for extensibility */ + sigset_t uc_sigmask; + /* Allow for uc_sigmask growth. Glibc uses a 1024-bit sigset_t. */ + unsigned char __unused[128 - sizeof(sigset_t)]; }; #endif /* !_ASM_S390_UCONTEXT_H */ diff --git a/arch/s390/kernel/compat_linux.h b/arch/s390/kernel/compat_linux.h index 39ddfdb40ae8..70d4b7c4beaa 100644 --- a/arch/s390/kernel/compat_linux.h +++ b/arch/s390/kernel/compat_linux.h @@ -69,7 +69,9 @@ struct ucontext32 { __u32 uc_link; /* pointer */ compat_stack_t uc_stack; _sigregs32 uc_mcontext; - compat_sigset_t uc_sigmask; /* mask last for extensibility */ + compat_sigset_t uc_sigmask; + /* Allow for uc_sigmask growth. Glibc uses a 1024-bit sigset_t. */ + unsigned char __unused[128 - sizeof(compat_sigset_t)]; }; struct stat64_emu31; diff --git a/arch/sparc/crypto/aes_glue.c b/arch/sparc/crypto/aes_glue.c index 503e6d96ad4e..df922f52d76d 100644 --- a/arch/sparc/crypto/aes_glue.c +++ b/arch/sparc/crypto/aes_glue.c @@ -124,7 +124,7 @@ extern void aes_sparc64_ctr_crypt_256(const u64 *key, const u64 *input, u64 *output, unsigned int len, u64 *iv); -struct aes_ops aes128_ops = { +static struct aes_ops aes128_ops = { .encrypt = aes_sparc64_encrypt_128, .decrypt = aes_sparc64_decrypt_128, .load_encrypt_keys = aes_sparc64_load_encrypt_keys_128, @@ -136,7 +136,7 @@ struct aes_ops aes128_ops = { .ctr_crypt = aes_sparc64_ctr_crypt_128, }; -struct aes_ops aes192_ops = { +static struct aes_ops aes192_ops = { .encrypt = aes_sparc64_encrypt_192, .decrypt = aes_sparc64_decrypt_192, .load_encrypt_keys = aes_sparc64_load_encrypt_keys_192, @@ -148,7 +148,7 @@ struct aes_ops aes192_ops = { .ctr_crypt = aes_sparc64_ctr_crypt_192, }; -struct aes_ops aes256_ops = { +static struct aes_ops aes256_ops = { .encrypt = aes_sparc64_encrypt_256, .decrypt = aes_sparc64_decrypt_256, .load_encrypt_keys = aes_sparc64_load_encrypt_keys_256, diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h index f08fe51b264d..7aed2be45b44 100644 --- a/arch/sparc/include/asm/atomic_32.h +++ b/arch/sparc/include/asm/atomic_32.h @@ -20,11 +20,11 @@ #define ATOMIC_INIT(i) { (i) } -extern int __atomic_add_return(int, atomic_t *); -extern int atomic_cmpxchg(atomic_t *, int, int); +int __atomic_add_return(int, atomic_t *); +int atomic_cmpxchg(atomic_t *, int, int); #define atomic_xchg(v, new) (xchg(&((v)->counter), new)) -extern int __atomic_add_unless(atomic_t *, int, int); -extern void atomic_set(atomic_t *, int); +int __atomic_add_unless(atomic_t *, int, int); +void atomic_set(atomic_t *, int); #define atomic_read(v) (*(volatile int *)&(v)->counter) diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h index 8b2f1bde2889..bb894c8bec56 100644 --- a/arch/sparc/include/asm/atomic_64.h +++ b/arch/sparc/include/asm/atomic_64.h @@ -20,15 +20,15 @@ #define atomic_set(v, i) (((v)->counter) = i) #define atomic64_set(v, i) (((v)->counter) = i) -extern void atomic_add(int, atomic_t *); -extern void atomic64_add(long, atomic64_t *); -extern void atomic_sub(int, atomic_t *); -extern void atomic64_sub(long, atomic64_t *); +void atomic_add(int, atomic_t *); +void atomic64_add(long, atomic64_t *); +void atomic_sub(int, atomic_t *); +void atomic64_sub(long, atomic64_t *); -extern int atomic_add_ret(int, atomic_t *); -extern long atomic64_add_ret(long, atomic64_t *); -extern int atomic_sub_ret(int, atomic_t *); -extern long atomic64_sub_ret(long, atomic64_t *); +int atomic_add_ret(int, atomic_t *); +long atomic64_add_ret(long, atomic64_t *); +int atomic_sub_ret(int, atomic_t *); +long atomic64_sub_ret(long, atomic64_t *); #define atomic_dec_return(v) atomic_sub_ret(1, v) #define atomic64_dec_return(v) atomic64_sub_ret(1, v) @@ -107,6 +107,6 @@ static inline long atomic64_add_unless(atomic64_t *v, long a, long u) #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0) -extern long atomic64_dec_if_positive(atomic64_t *v); +long atomic64_dec_if_positive(atomic64_t *v); #endif /* !(__ARCH_SPARC64_ATOMIC__) */ diff --git a/arch/sparc/include/asm/auxio.h b/arch/sparc/include/asm/auxio.h index 13dc67f03011..3e09a07b77e9 100644 --- a/arch/sparc/include/asm/auxio.h +++ b/arch/sparc/include/asm/auxio.h @@ -1,5 +1,12 @@ #ifndef ___ASM_SPARC_AUXIO_H #define ___ASM_SPARC_AUXIO_H + +#ifndef __ASSEMBLY__ + +extern void __iomem *auxio_register; + +#endif /* ifndef __ASSEMBLY__ */ + #if defined(__sparc__) && defined(__arch64__) #include <asm/auxio_64.h> #else diff --git a/arch/sparc/include/asm/auxio_32.h b/arch/sparc/include/asm/auxio_32.h index 3a319775ae37..5d685df427b4 100644 --- a/arch/sparc/include/asm/auxio_32.h +++ b/arch/sparc/include/asm/auxio_32.h @@ -34,8 +34,8 @@ * NOTE: these routines are implementation dependent-- * understand the hardware you are querying! */ -extern void set_auxio(unsigned char bits_on, unsigned char bits_off); -extern unsigned char get_auxio(void); /* .../asm/floppy.h */ +void set_auxio(unsigned char bits_on, unsigned char bits_off); +unsigned char get_auxio(void); /* .../asm/floppy.h */ /* * The following routines are provided for driver-compatibility @@ -78,7 +78,7 @@ do { \ /* AUXIO2 (Power Off Control) */ -extern __volatile__ unsigned char * auxio_power_register; +extern volatile u8 __iomem *auxio_power_register; #define AUXIO_POWER_DETECT_FAILURE 32 #define AUXIO_POWER_CLEAR_FAILURE 2 diff --git a/arch/sparc/include/asm/auxio_64.h b/arch/sparc/include/asm/auxio_64.h index f61cd1e3e395..6079e59a7ad1 100644 --- a/arch/sparc/include/asm/auxio_64.h +++ b/arch/sparc/include/asm/auxio_64.h @@ -75,8 +75,6 @@ #ifndef __ASSEMBLY__ -extern void __iomem *auxio_register; - #define AUXIO_LTE_ON 1 #define AUXIO_LTE_OFF 0 @@ -84,7 +82,7 @@ extern void __iomem *auxio_register; * * on - AUXIO_LTE_ON or AUXIO_LTE_OFF */ -extern void auxio_set_lte(int on); +void auxio_set_lte(int on); #define AUXIO_LED_ON 1 #define AUXIO_LED_OFF 0 @@ -93,7 +91,7 @@ extern void auxio_set_lte(int on); * * on - AUXIO_LED_ON or AUXIO_LED_OFF */ -extern void auxio_set_led(int on); +void auxio_set_led(int on); #endif /* ifndef __ASSEMBLY__ */ diff --git a/arch/sparc/include/asm/bitext.h b/arch/sparc/include/asm/bitext.h index 297b2f2fcb49..9c988bf3adb6 100644 --- a/arch/sparc/include/asm/bitext.h +++ b/arch/sparc/include/asm/bitext.h @@ -20,8 +20,8 @@ struct bit_map { int num_colors; }; -extern int bit_map_string_get(struct bit_map *t, int len, int align); -extern void bit_map_clear(struct bit_map *t, int offset, int len); -extern void bit_map_init(struct bit_map *t, unsigned long *map, int size); +int bit_map_string_get(struct bit_map *t, int len, int align); +void bit_map_clear(struct bit_map *t, int offset, int len); +void bit_map_init(struct bit_map *t, unsigned long *map, int size); #endif /* defined(_SPARC_BITEXT_H) */ diff --git a/arch/sparc/include/asm/bitops_32.h b/arch/sparc/include/asm/bitops_32.h index 88c9a962502c..600ed1d9c8c8 100644 --- a/arch/sparc/include/asm/bitops_32.h +++ b/arch/sparc/include/asm/bitops_32.h @@ -18,9 +18,9 @@ #error only <linux/bitops.h> can be included directly #endif -extern unsigned long ___set_bit(unsigned long *addr, unsigned long mask); -extern unsigned long ___clear_bit(unsigned long *addr, unsigned long mask); -extern unsigned long ___change_bit(unsigned long *addr, unsigned long mask); +unsigned long ___set_bit(unsigned long *addr, unsigned long mask); +unsigned long ___clear_bit(unsigned long *addr, unsigned long mask); +unsigned long ___change_bit(unsigned long *addr, unsigned long mask); /* * Set bit 'nr' in 32-bit quantity at address 'addr' where bit '0' diff --git a/arch/sparc/include/asm/bitops_64.h b/arch/sparc/include/asm/bitops_64.h index f1a051ca301a..2d522402a937 100644 --- a/arch/sparc/include/asm/bitops_64.h +++ b/arch/sparc/include/asm/bitops_64.h @@ -15,12 +15,12 @@ #include <asm/byteorder.h> #include <asm/barrier.h> -extern int test_and_set_bit(unsigned long nr, volatile unsigned long *addr); -extern int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr); -extern int test_and_change_bit(unsigned long nr, volatile unsigned long *addr); -extern void set_bit(unsigned long nr, volatile unsigned long *addr); -extern void clear_bit(unsigned long nr, volatile unsigned long *addr); -extern void change_bit(unsigned long nr, volatile unsigned long *addr); +int test_and_set_bit(unsigned long nr, volatile unsigned long *addr); +int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr); +int test_and_change_bit(unsigned long nr, volatile unsigned long *addr); +void set_bit(unsigned long nr, volatile unsigned long *addr); +void clear_bit(unsigned long nr, volatile unsigned long *addr); +void change_bit(unsigned long nr, volatile unsigned long *addr); #include <asm-generic/bitops/non-atomic.h> @@ -30,8 +30,8 @@ extern void change_bit(unsigned long nr, volatile unsigned long *addr); #ifdef __KERNEL__ -extern int ffs(int x); -extern unsigned long __ffs(unsigned long); +int ffs(int x); +unsigned long __ffs(unsigned long); #include <asm-generic/bitops/ffz.h> #include <asm-generic/bitops/sched.h> @@ -41,10 +41,10 @@ extern unsigned long __ffs(unsigned long); * of bits set) of a N-bit word */ -extern unsigned long __arch_hweight64(__u64 w); -extern unsigned int __arch_hweight32(unsigned int w); -extern unsigned int __arch_hweight16(unsigned int w); -extern unsigned int __arch_hweight8(unsigned int w); +unsigned long __arch_hweight64(__u64 w); +unsigned int __arch_hweight32(unsigned int w); +unsigned int __arch_hweight16(unsigned int w); +unsigned int __arch_hweight8(unsigned int w); #include <asm-generic/bitops/const_hweight.h> #include <asm-generic/bitops/lock.h> diff --git a/arch/sparc/include/asm/btext.h b/arch/sparc/include/asm/btext.h index 9b2bc6b6ed0a..75a32b109e15 100644 --- a/arch/sparc/include/asm/btext.h +++ b/arch/sparc/include/asm/btext.h @@ -1,6 +1,6 @@ #ifndef _SPARC_BTEXT_H #define _SPARC_BTEXT_H -extern int btext_find_display(void); +int btext_find_display(void); #endif /* _SPARC_BTEXT_H */ diff --git a/arch/sparc/include/asm/bug.h b/arch/sparc/include/asm/bug.h index 6bd9f43cb5a5..eaa8f8d38125 100644 --- a/arch/sparc/include/asm/bug.h +++ b/arch/sparc/include/asm/bug.h @@ -5,7 +5,7 @@ #include <linux/compiler.h> #ifdef CONFIG_DEBUG_BUGVERBOSE -extern void do_BUG(const char *file, int line); +void do_BUG(const char *file, int line); #define BUG() do { \ do_BUG(__FILE__, __LINE__); \ __builtin_trap(); \ @@ -20,6 +20,6 @@ extern void do_BUG(const char *file, int line); #include <asm-generic/bug.h> struct pt_regs; -extern void die_if_kernel(char *str, struct pt_regs *regs) __attribute__ ((noreturn)); +void __noreturn die_if_kernel(char *str, struct pt_regs *regs); #endif diff --git a/arch/sparc/include/asm/cacheflush_32.h b/arch/sparc/include/asm/cacheflush_32.h index bb014c24f318..12164006181c 100644 --- a/arch/sparc/include/asm/cacheflush_32.h +++ b/arch/sparc/include/asm/cacheflush_32.h @@ -36,7 +36,7 @@ #define flush_page_for_dma(addr) \ sparc32_cachetlb_ops->page_for_dma(addr) -extern void sparc_flush_page_to_ram(struct page *page); +void sparc_flush_page_to_ram(struct page *page); #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 #define flush_dcache_page(page) sparc_flush_page_to_ram(page) @@ -51,8 +51,8 @@ extern void sparc_flush_page_to_ram(struct page *page); * way the windows are all clean for the next process and the stack * frames are up to date. */ -extern void flush_user_windows(void); -extern void kill_user_windows(void); -extern void flushw_all(void); +void flush_user_windows(void); +void kill_user_windows(void); +void flushw_all(void); #endif /* _SPARC_CACHEFLUSH_H */ diff --git a/arch/sparc/include/asm/cacheflush_64.h b/arch/sparc/include/asm/cacheflush_64.h index 301736d9e7a1..38965379e350 100644 --- a/arch/sparc/include/asm/cacheflush_64.h +++ b/arch/sparc/include/asm/cacheflush_64.h @@ -10,7 +10,7 @@ /* Cache flush operations. */ #define flushw_all() __asm__ __volatile__("flushw") -extern void __flushw_user(void); +void __flushw_user(void); #define flushw_user() __flushw_user() #define flush_user_windows flushw_user @@ -30,29 +30,29 @@ extern void __flushw_user(void); * use block commit stores (which invalidate icache lines) during * module load, so we need this. */ -extern void flush_icache_range(unsigned long start, unsigned long end); -extern void __flush_icache_page(unsigned long); +void flush_icache_range(unsigned long start, unsigned long end); +void __flush_icache_page(unsigned long); -extern void __flush_dcache_page(void *addr, int flush_icache); -extern void flush_dcache_page_impl(struct page *page); +void __flush_dcache_page(void *addr, int flush_icache); +void flush_dcache_page_impl(struct page *page); #ifdef CONFIG_SMP -extern void smp_flush_dcache_page_impl(struct page *page, int cpu); -extern void flush_dcache_page_all(struct mm_struct *mm, struct page *page); +void smp_flush_dcache_page_impl(struct page *page, int cpu); +void flush_dcache_page_all(struct mm_struct *mm, struct page *page); #else #define smp_flush_dcache_page_impl(page,cpu) flush_dcache_page_impl(page) #define flush_dcache_page_all(mm,page) flush_dcache_page_impl(page) #endif -extern void __flush_dcache_range(unsigned long start, unsigned long end); +void __flush_dcache_range(unsigned long start, unsigned long end); #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 -extern void flush_dcache_page(struct page *page); +void flush_dcache_page(struct page *page); #define flush_icache_page(vma, pg) do { } while(0) #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) -extern void flush_ptrace_access(struct vm_area_struct *, struct page *, - unsigned long uaddr, void *kaddr, - unsigned long len, int write); +void flush_ptrace_access(struct vm_area_struct *, struct page *, + unsigned long uaddr, void *kaddr, + unsigned long len, int write); #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ do { \ diff --git a/arch/sparc/include/asm/checksum_32.h b/arch/sparc/include/asm/checksum_32.h index 04471dc64847..426b2389a1c2 100644 --- a/arch/sparc/include/asm/checksum_32.h +++ b/arch/sparc/include/asm/checksum_32.h @@ -29,7 +29,7 @@ * * it's best to have buff aligned on a 32-bit boundary */ -extern __wsum csum_partial(const void *buff, int len, __wsum sum); +__wsum csum_partial(const void *buff, int len, __wsum sum); /* the same as csum_partial, but copies from fs:src while it * checksums @@ -38,7 +38,7 @@ extern __wsum csum_partial(const void *buff, int len, __wsum sum); * better 64-bit) boundary */ -extern unsigned int __csum_partial_copy_sparc_generic (const unsigned char *, unsigned char *); +unsigned int __csum_partial_copy_sparc_generic (const unsigned char *, unsigned char *); static inline __wsum csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum) diff --git a/arch/sparc/include/asm/checksum_64.h b/arch/sparc/include/asm/checksum_64.h index 2ff81ae8f3af..b8779a6a5911 100644 --- a/arch/sparc/include/asm/checksum_64.h +++ b/arch/sparc/include/asm/checksum_64.h @@ -29,7 +29,7 @@ * * it's best to have buff aligned on a 32-bit boundary */ -extern __wsum csum_partial(const void * buff, int len, __wsum sum); +__wsum csum_partial(const void * buff, int len, __wsum sum); /* the same as csum_partial, but copies from user space while it * checksums @@ -37,12 +37,12 @@ extern __wsum csum_partial(const void * buff, int len, __wsum sum); * here even more important to align src and dst on a 32-bit (or even * better 64-bit) boundary */ -extern __wsum csum_partial_copy_nocheck(const void *src, void *dst, - int len, __wsum sum); +__wsum csum_partial_copy_nocheck(const void *src, void *dst, + int len, __wsum sum); -extern long __csum_partial_copy_from_user(const void __user *src, - void *dst, int len, - __wsum sum); +long __csum_partial_copy_from_user(const void __user *src, + void *dst, int len, + __wsum sum); static inline __wsum csum_partial_copy_from_user(const void __user *src, @@ -59,9 +59,9 @@ csum_partial_copy_from_user(const void __user *src, * Copy and checksum to user */ #define HAVE_CSUM_COPY_USER -extern long __csum_partial_copy_to_user(const void *src, - void __user *dst, int len, - __wsum sum); +long __csum_partial_copy_to_user(const void *src, + void __user *dst, int len, + __wsum sum); static inline __wsum csum_and_copy_to_user(const void *src, @@ -77,7 +77,7 @@ csum_and_copy_to_user(const void *src, /* ihl is always 5 or greater, almost always is 5, and iph is word aligned * the majority of the time. */ -extern __sum16 ip_fast_csum(const void *iph, unsigned int ihl); +__sum16 ip_fast_csum(const void *iph, unsigned int ihl); /* Fold a partial checksum without adding pseudo headers. */ static inline __sum16 csum_fold(__wsum sum) @@ -96,9 +96,9 @@ static inline __sum16 csum_fold(__wsum sum) } static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, - unsigned int len, - unsigned short proto, - __wsum sum) + unsigned int len, + unsigned short proto, + __wsum sum) { __asm__ __volatile__( " addcc %1, %0, %0\n" @@ -116,9 +116,9 @@ static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, * returns a 16-bit checksum, already complemented */ static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, - unsigned short len, - unsigned short proto, - __wsum sum) + unsigned short len, + unsigned short proto, + __wsum sum) { return csum_fold(csum_tcpudp_nofold(saddr,daddr,len,proto,sum)); } diff --git a/arch/sparc/include/asm/cmpxchg_32.h b/arch/sparc/include/asm/cmpxchg_32.h index 1fae1a02e3c2..32c29a133f9d 100644 --- a/arch/sparc/include/asm/cmpxchg_32.h +++ b/arch/sparc/include/asm/cmpxchg_32.h @@ -20,7 +20,7 @@ static inline unsigned long xchg_u32(__volatile__ unsigned long *m, unsigned lon return val; } -extern void __xchg_called_with_bad_pointer(void); +void __xchg_called_with_bad_pointer(void); static inline unsigned long __xchg(unsigned long x, __volatile__ void * ptr, int size) { @@ -45,9 +45,9 @@ static inline unsigned long __xchg(unsigned long x, __volatile__ void * ptr, int #define __HAVE_ARCH_CMPXCHG 1 /* bug catcher for when unsupported size is used - won't link */ -extern void __cmpxchg_called_with_bad_pointer(void); +void __cmpxchg_called_with_bad_pointer(void); /* we only need to support cmpxchg of a u32 on sparc */ -extern unsigned long __cmpxchg_u32(volatile u32 *m, u32 old, u32 new_); +unsigned long __cmpxchg_u32(volatile u32 *m, u32 old, u32 new_); /* don't worry...optimizer will get rid of most of this */ static inline unsigned long diff --git a/arch/sparc/include/asm/cmpxchg_64.h b/arch/sparc/include/asm/cmpxchg_64.h index 4adefe8e2885..0e1ed6cfbf68 100644 --- a/arch/sparc/include/asm/cmpxchg_64.h +++ b/arch/sparc/include/asm/cmpxchg_64.h @@ -42,7 +42,7 @@ static inline unsigned long xchg64(__volatile__ unsigned long *m, unsigned long #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -extern void __xchg_called_with_bad_pointer(void); +void __xchg_called_with_bad_pointer(void); static inline unsigned long __xchg(unsigned long x, __volatile__ void * ptr, int size) @@ -91,7 +91,7 @@ __cmpxchg_u64(volatile long *m, unsigned long old, unsigned long new) /* This function doesn't exist, so you'll get a linker error if something tries to do an invalid cmpxchg(). */ -extern void __cmpxchg_called_with_bad_pointer(void); +void __cmpxchg_called_with_bad_pointer(void); static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size) diff --git a/arch/sparc/include/asm/cpudata.h b/arch/sparc/include/asm/cpudata.h index b5976de7cacd..128b56b08676 100644 --- a/arch/sparc/include/asm/cpudata.h +++ b/arch/sparc/include/asm/cpudata.h @@ -1,5 +1,15 @@ #ifndef ___ASM_SPARC_CPUDATA_H #define ___ASM_SPARC_CPUDATA_H + +#ifndef __ASSEMBLY__ + +#include <linux/threads.h> +#include <linux/percpu.h> + +extern const struct seq_operations cpuinfo_op; + +#endif /* !(__ASSEMBLY__) */ + #if defined(__sparc__) && defined(__arch64__) #include <asm/cpudata_64.h> #else diff --git a/arch/sparc/include/asm/cpudata_64.h b/arch/sparc/include/asm/cpudata_64.h index 050ef35b9dcf..0e594076912c 100644 --- a/arch/sparc/include/asm/cpudata_64.h +++ b/arch/sparc/include/asm/cpudata_64.h @@ -8,9 +8,6 @@ #ifndef __ASSEMBLY__ -#include <linux/percpu.h> -#include <linux/threads.h> - typedef struct { /* Dcache line 1 */ unsigned int __softirq_pending; /* must be 1st, see rtrap.S */ @@ -35,8 +32,6 @@ DECLARE_PER_CPU(cpuinfo_sparc, __cpu_data); #define cpu_data(__cpu) per_cpu(__cpu_data, (__cpu)) #define local_cpu_data() __get_cpu_var(__cpu_data) -extern const struct seq_operations cpuinfo_op; - #endif /* !(__ASSEMBLY__) */ #include <asm/trap_block.h> diff --git a/arch/sparc/include/asm/delay_32.h b/arch/sparc/include/asm/delay_32.h index bc9aba2bead6..3fb8ca144b4f 100644 --- a/arch/sparc/include/asm/delay_32.h +++ b/arch/sparc/include/asm/delay_32.h @@ -20,8 +20,8 @@ static inline void __delay(unsigned long loops) } /* This is too messy with inline asm on the Sparc. */ -extern void __udelay(unsigned long usecs, unsigned long lpj); -extern void __ndelay(unsigned long nsecs, unsigned long lpj); +void __udelay(unsigned long usecs, unsigned long lpj); +void __ndelay(unsigned long nsecs, unsigned long lpj); #ifdef CONFIG_SMP #define __udelay_val cpu_data(smp_processor_id()).udelay_val diff --git a/arch/sparc/include/asm/delay_64.h b/arch/sparc/include/asm/delay_64.h index a77aa622d762..0ba5424856d8 100644 --- a/arch/sparc/include/asm/delay_64.h +++ b/arch/sparc/include/asm/delay_64.h @@ -8,8 +8,8 @@ #ifndef __ASSEMBLY__ -extern void __delay(unsigned long loops); -extern void udelay(unsigned long usecs); +void __delay(unsigned long loops); +void udelay(unsigned long usecs); #define mdelay(n) udelay((n) * 1000) #endif /* !__ASSEMBLY__ */ diff --git a/arch/sparc/include/asm/device.h b/arch/sparc/include/asm/device.h index daa6a8a5e9cd..bb3f0b0c6754 100644 --- a/arch/sparc/include/asm/device.h +++ b/arch/sparc/include/asm/device.h @@ -19,7 +19,7 @@ struct dev_archdata { int numa_node; }; -extern void of_propagate_archdata(struct platform_device *bus); +void of_propagate_archdata(struct platform_device *bus); struct pdev_archdata { struct resource resource[PROMREG_MAX]; diff --git a/arch/sparc/include/asm/dma-mapping.h b/arch/sparc/include/asm/dma-mapping.h index 05fe53f5346e..1ee02710b2dc 100644 --- a/arch/sparc/include/asm/dma-mapping.h +++ b/arch/sparc/include/asm/dma-mapping.h @@ -7,7 +7,7 @@ #define DMA_ERROR_CODE (~(dma_addr_t)0x0) -extern int dma_supported(struct device *dev, u64 mask); +int dma_supported(struct device *dev, u64 mask); #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) diff --git a/arch/sparc/include/asm/ebus_dma.h b/arch/sparc/include/asm/ebus_dma.h index f07a5b541c98..fcfb4948147f 100644 --- a/arch/sparc/include/asm/ebus_dma.h +++ b/arch/sparc/include/asm/ebus_dma.h @@ -22,14 +22,14 @@ struct ebus_dma_info { unsigned char name[64]; }; -extern int ebus_dma_register(struct ebus_dma_info *p); -extern int ebus_dma_irq_enable(struct ebus_dma_info *p, int on); -extern void ebus_dma_unregister(struct ebus_dma_info *p); -extern int ebus_dma_request(struct ebus_dma_info *p, dma_addr_t bus_addr, +int ebus_dma_register(struct ebus_dma_info *p); +int ebus_dma_irq_enable(struct ebus_dma_info *p, int on); +void ebus_dma_unregister(struct ebus_dma_info *p); +int ebus_dma_request(struct ebus_dma_info *p, dma_addr_t bus_addr, size_t len); -extern void ebus_dma_prepare(struct ebus_dma_info *p, int write); -extern unsigned int ebus_dma_residue(struct ebus_dma_info *p); -extern unsigned int ebus_dma_addr(struct ebus_dma_info *p); -extern void ebus_dma_enable(struct ebus_dma_info *p, int on); +void ebus_dma_prepare(struct ebus_dma_info *p, int write); +unsigned int ebus_dma_residue(struct ebus_dma_info *p); +unsigned int ebus_dma_addr(struct ebus_dma_info *p); +void ebus_dma_enable(struct ebus_dma_info *p, int on); #endif /* __ASM_SPARC_EBUS_DMA_H */ diff --git a/arch/sparc/include/asm/floppy_32.h b/arch/sparc/include/asm/floppy_32.h index fb3f16954c69..071b83e52f15 100644 --- a/arch/sparc/include/asm/floppy_32.h +++ b/arch/sparc/include/asm/floppy_32.h @@ -9,11 +9,12 @@ #include <linux/of.h> #include <linux/of_device.h> -#include <asm/page.h> #include <asm/pgtable.h> #include <asm/idprom.h> #include <asm/oplib.h> #include <asm/auxio.h> +#include <asm/setup.h> +#include <asm/page.h> #include <asm/irq.h> /* We don't need no stinkin' I/O port allocation crap. */ @@ -49,7 +50,6 @@ struct sun_flpy_controller { /* You'll only ever find one controller on a SparcStation anyways. */ static struct sun_flpy_controller *sun_fdc = NULL; -extern volatile unsigned char *fdc_status; struct sun_floppy_ops { unsigned char (*fd_inb)(int port); @@ -212,13 +212,6 @@ static void sun_82077_fd_outb(unsigned char value, int port) * underruns. If non-zero, doing_pdma encodes the direction of * the transfer for debugging. 1=read 2=write */ -extern char *pdma_vaddr; -extern unsigned long pdma_size; -extern volatile int doing_pdma; - -/* This is software state */ -extern char *pdma_base; -extern unsigned long pdma_areasize; /* Common routines to all controller types on the Sparc. */ static inline void virtual_dma_init(void) @@ -263,8 +256,7 @@ static inline void sun_fd_enable_dma(void) pdma_areasize = pdma_size; } -extern int sparc_floppy_request_irq(unsigned int irq, - irq_handler_t irq_handler); +int sparc_floppy_request_irq(unsigned int irq, irq_handler_t irq_handler); static int sun_fd_request_irq(void) { diff --git a/arch/sparc/include/asm/floppy_64.h b/arch/sparc/include/asm/floppy_64.h index 7c90c50c200d..625756406a7e 100644 --- a/arch/sparc/include/asm/floppy_64.h +++ b/arch/sparc/include/asm/floppy_64.h @@ -296,7 +296,7 @@ struct sun_pci_dma_op { static struct sun_pci_dma_op sun_pci_dma_current = { -1U, 0, 0, NULL}; static struct sun_pci_dma_op sun_pci_dma_pending = { -1U, 0, 0, NULL}; -extern irqreturn_t floppy_interrupt(int irq, void *dev_id); +irqreturn_t floppy_interrupt(int irq, void *dev_id); static unsigned char sun_pci_fd_inb(unsigned long port) { diff --git a/arch/sparc/include/asm/ftrace.h b/arch/sparc/include/asm/ftrace.h index b0f18e9893db..9ec94ad116fb 100644 --- a/arch/sparc/include/asm/ftrace.h +++ b/arch/sparc/include/asm/ftrace.h @@ -6,7 +6,7 @@ #define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ #ifndef __ASSEMBLY__ -extern void _mcount(void); +void _mcount(void); #endif #endif @@ -22,4 +22,8 @@ struct dyn_arch_ftrace { }; #endif /* CONFIG_DYNAMIC_FTRACE */ +unsigned long prepare_ftrace_return(unsigned long parent, + unsigned long self_addr, + unsigned long frame_pointer); + #endif /* _ASM_SPARC64_FTRACE */ diff --git a/arch/sparc/include/asm/highmem.h b/arch/sparc/include/asm/highmem.h index 4f9e15c757e2..92ded294a4ec 100644 --- a/arch/sparc/include/asm/highmem.h +++ b/arch/sparc/include/asm/highmem.h @@ -31,7 +31,7 @@ extern unsigned long highstart_pfn, highend_pfn; extern pgprot_t kmap_prot; extern pte_t *pkmap_page_table; -extern void kmap_init(void) __init; +void kmap_init(void) __init; /* * Right now we initialize only a single pte table. It can be extended @@ -49,8 +49,8 @@ extern void kmap_init(void) __init; #define PKMAP_END (PKMAP_ADDR(LAST_PKMAP)) -extern void *kmap_high(struct page *page); -extern void kunmap_high(struct page *page); +void *kmap_high(struct page *page); +void kunmap_high(struct page *page); static inline void *kmap(struct page *page) { @@ -68,8 +68,8 @@ static inline void kunmap(struct page *page) kunmap_high(page); } -extern void *kmap_atomic(struct page *page); -extern void __kunmap_atomic(void *kvaddr); +void *kmap_atomic(struct page *page); +void __kunmap_atomic(void *kvaddr); #define flush_cache_kmaps() flush_cache_all() diff --git a/arch/sparc/include/asm/hvtramp.h b/arch/sparc/include/asm/hvtramp.h index b2b9b947b3a4..04b56f862bbe 100644 --- a/arch/sparc/include/asm/hvtramp.h +++ b/arch/sparc/include/asm/hvtramp.h @@ -19,7 +19,7 @@ struct hvtramp_descr { struct hvtramp_mapping maps[1]; }; -extern void hv_cpu_startup(unsigned long hvdescr_pa); +void hv_cpu_startup(unsigned long hvdescr_pa); #endif diff --git a/arch/sparc/include/asm/hypervisor.h b/arch/sparc/include/asm/hypervisor.h index ca121f0fa3ec..94b39caea3eb 100644 --- a/arch/sparc/include/asm/hypervisor.h +++ b/arch/sparc/include/asm/hypervisor.h @@ -98,7 +98,7 @@ #define HV_FAST_MACH_EXIT 0x00 #ifndef __ASSEMBLY__ -extern void sun4v_mach_exit(unsigned long exit_code); +void sun4v_mach_exit(unsigned long exit_code); #endif /* Domain services. */ @@ -127,9 +127,9 @@ extern void sun4v_mach_exit(unsigned long exit_code); #define HV_FAST_MACH_DESC 0x01 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_mach_desc(unsigned long buffer_pa, - unsigned long buf_len, - unsigned long *real_buf_len); +unsigned long sun4v_mach_desc(unsigned long buffer_pa, + unsigned long buf_len, + unsigned long *real_buf_len); #endif /* mach_sir() @@ -148,7 +148,7 @@ extern unsigned long sun4v_mach_desc(unsigned long buffer_pa, #define HV_FAST_MACH_SIR 0x02 #ifndef __ASSEMBLY__ -extern void sun4v_mach_sir(void); +void sun4v_mach_sir(void); #endif /* mach_set_watchdog() @@ -204,8 +204,8 @@ extern void sun4v_mach_sir(void); #define HV_FAST_MACH_SET_WATCHDOG 0x05 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_mach_set_watchdog(unsigned long timeout, - unsigned long *orig_timeout); +unsigned long sun4v_mach_set_watchdog(unsigned long timeout, + unsigned long *orig_timeout); #endif /* CPU services. @@ -250,10 +250,10 @@ extern unsigned long sun4v_mach_set_watchdog(unsigned long timeout, #define HV_FAST_CPU_START 0x10 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_cpu_start(unsigned long cpuid, - unsigned long pc, - unsigned long rtba, - unsigned long arg0); +unsigned long sun4v_cpu_start(unsigned long cpuid, + unsigned long pc, + unsigned long rtba, + unsigned long arg0); #endif /* cpu_stop() @@ -278,7 +278,7 @@ extern unsigned long sun4v_cpu_start(unsigned long cpuid, #define HV_FAST_CPU_STOP 0x11 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_cpu_stop(unsigned long cpuid); +unsigned long sun4v_cpu_stop(unsigned long cpuid); #endif /* cpu_yield() @@ -295,7 +295,7 @@ extern unsigned long sun4v_cpu_stop(unsigned long cpuid); #define HV_FAST_CPU_YIELD 0x12 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_cpu_yield(void); +unsigned long sun4v_cpu_yield(void); #endif /* cpu_qconf() @@ -341,9 +341,9 @@ extern unsigned long sun4v_cpu_yield(void); #define HV_CPU_QUEUE_NONRES_ERROR 0x3f #ifndef __ASSEMBLY__ -extern unsigned long sun4v_cpu_qconf(unsigned long type, - unsigned long queue_paddr, - unsigned long num_queue_entries); +unsigned long sun4v_cpu_qconf(unsigned long type, + unsigned long queue_paddr, + unsigned long num_queue_entries); #endif /* cpu_qinfo() @@ -394,7 +394,9 @@ extern unsigned long sun4v_cpu_qconf(unsigned long type, #define HV_FAST_CPU_MONDO_SEND 0x42 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_cpu_mondo_send(unsigned long cpu_count, unsigned long cpu_list_pa, unsigned long mondo_block_pa); +unsigned long sun4v_cpu_mondo_send(unsigned long cpu_count, + unsigned long cpu_list_pa, + unsigned long mondo_block_pa); #endif /* cpu_myid() @@ -425,7 +427,7 @@ extern unsigned long sun4v_cpu_mondo_send(unsigned long cpu_count, unsigned long #define HV_CPU_STATE_ERROR 0x03 #ifndef __ASSEMBLY__ -extern long sun4v_cpu_state(unsigned long cpuid); +long sun4v_cpu_state(unsigned long cpuid); #endif /* cpu_set_rtba() @@ -625,8 +627,8 @@ struct hv_fault_status { #define HV_FAST_MMU_TSB_CTX0 0x20 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_mmu_tsb_ctx0(unsigned long num_descriptions, - unsigned long tsb_desc_ra); +unsigned long sun4v_mmu_tsb_ctx0(unsigned long num_descriptions, + unsigned long tsb_desc_ra); #endif /* mmu_tsb_ctxnon0() @@ -710,7 +712,7 @@ extern unsigned long sun4v_mmu_tsb_ctx0(unsigned long num_descriptions, #define HV_FAST_MMU_DEMAP_ALL 0x24 #ifndef __ASSEMBLY__ -extern void sun4v_mmu_demap_all(void); +void sun4v_mmu_demap_all(void); #endif /* mmu_map_perm_addr() @@ -740,10 +742,10 @@ extern void sun4v_mmu_demap_all(void); #define HV_FAST_MMU_MAP_PERM_ADDR 0x25 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_mmu_map_perm_addr(unsigned long vaddr, - unsigned long set_to_zero, - unsigned long tte, - unsigned long flags); +unsigned long sun4v_mmu_map_perm_addr(unsigned long vaddr, + unsigned long set_to_zero, + unsigned long tte, + unsigned long flags); #endif /* mmu_fault_area_conf() @@ -945,7 +947,7 @@ extern unsigned long sun4v_mmu_map_perm_addr(unsigned long vaddr, #define HV_FAST_TOD_GET 0x50 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_tod_get(unsigned long *time); +unsigned long sun4v_tod_get(unsigned long *time); #endif /* tod_set() @@ -962,7 +964,7 @@ extern unsigned long sun4v_tod_get(unsigned long *time); #define HV_FAST_TOD_SET 0x51 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_tod_set(unsigned long time); +unsigned long sun4v_tod_set(unsigned long time); #endif /* Console services */ @@ -1038,14 +1040,14 @@ extern unsigned long sun4v_tod_set(unsigned long time); #define HV_FAST_CONS_WRITE 0x63 #ifndef __ASSEMBLY__ -extern long sun4v_con_getchar(long *status); -extern long sun4v_con_putchar(long c); -extern long sun4v_con_read(unsigned long buffer, - unsigned long size, - unsigned long *bytes_read); -extern unsigned long sun4v_con_write(unsigned long buffer, - unsigned long size, - unsigned long *bytes_written); +long sun4v_con_getchar(long *status); +long sun4v_con_putchar(long c); +long sun4v_con_read(unsigned long buffer, + unsigned long size, + unsigned long *bytes_read); +unsigned long sun4v_con_write(unsigned long buffer, + unsigned long size, + unsigned long *bytes_written); #endif /* mach_set_soft_state() @@ -1080,8 +1082,8 @@ extern unsigned long sun4v_con_write(unsigned long buffer, #define HV_SOFT_STATE_TRANSITION 0x02 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_mach_set_soft_state(unsigned long soft_state, - unsigned long msg_string_ra); +unsigned long sun4v_mach_set_soft_state(unsigned long soft_state, + unsigned long msg_string_ra); #endif /* mach_get_soft_state() @@ -1159,20 +1161,20 @@ extern unsigned long sun4v_mach_set_soft_state(unsigned long soft_state, #define HV_FAST_SVC_CLRSTATUS 0x84 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_svc_send(unsigned long svc_id, - unsigned long buffer, - unsigned long buffer_size, - unsigned long *sent_bytes); -extern unsigned long sun4v_svc_recv(unsigned long svc_id, - unsigned long buffer, - unsigned long buffer_size, - unsigned long *recv_bytes); -extern unsigned long sun4v_svc_getstatus(unsigned long svc_id, - unsigned long *status_bits); -extern unsigned long sun4v_svc_setstatus(unsigned long svc_id, - unsigned long status_bits); -extern unsigned long sun4v_svc_clrstatus(unsigned long svc_id, - unsigned long status_bits); +unsigned long sun4v_svc_send(unsigned long svc_id, + unsigned long buffer, + unsigned long buffer_size, + unsigned long *sent_bytes); +unsigned long sun4v_svc_recv(unsigned long svc_id, + unsigned long buffer, + unsigned long buffer_size, + unsigned long *recv_bytes); +unsigned long sun4v_svc_getstatus(unsigned long svc_id, + unsigned long *status_bits); +unsigned long sun4v_svc_setstatus(unsigned long svc_id, + unsigned long status_bits); +unsigned long sun4v_svc_clrstatus(unsigned long svc_id, + unsigned long status_bits); #endif /* Trap trace services. @@ -1458,8 +1460,8 @@ struct hv_trap_trace_entry { #define HV_FAST_INTR_DEVINO2SYSINO 0xa0 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_devino_to_sysino(unsigned long devhandle, - unsigned long devino); +unsigned long sun4v_devino_to_sysino(unsigned long devhandle, + unsigned long devino); #endif /* intr_getenabled() @@ -1476,7 +1478,7 @@ extern unsigned long sun4v_devino_to_sysino(unsigned long devhandle, #define HV_FAST_INTR_GETENABLED 0xa1 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_intr_getenabled(unsigned long sysino); +unsigned long sun4v_intr_getenabled(unsigned long sysino); #endif /* intr_setenabled() @@ -1492,7 +1494,8 @@ extern unsigned long sun4v_intr_getenabled(unsigned long sysino); #define HV_FAST_INTR_SETENABLED 0xa2 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_intr_setenabled(unsigned long sysino, unsigned long intr_enabled); +unsigned long sun4v_intr_setenabled(unsigned long sysino, + unsigned long intr_enabled); #endif /* intr_getstate() @@ -1508,7 +1511,7 @@ extern unsigned long sun4v_intr_setenabled(unsigned long sysino, unsigned long i #define HV_FAST_INTR_GETSTATE 0xa3 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_intr_getstate(unsigned long sysino); +unsigned long sun4v_intr_getstate(unsigned long sysino); #endif /* intr_setstate() @@ -1528,7 +1531,7 @@ extern unsigned long sun4v_intr_getstate(unsigned long sysino); #define HV_FAST_INTR_SETSTATE 0xa4 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_intr_setstate(unsigned long sysino, unsigned long intr_state); +unsigned long sun4v_intr_setstate(unsigned long sysino, unsigned long intr_state); #endif /* intr_gettarget() @@ -1546,7 +1549,7 @@ extern unsigned long sun4v_intr_setstate(unsigned long sysino, unsigned long int #define HV_FAST_INTR_GETTARGET 0xa5 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_intr_gettarget(unsigned long sysino); +unsigned long sun4v_intr_gettarget(unsigned long sysino); #endif /* intr_settarget() @@ -1563,7 +1566,7 @@ extern unsigned long sun4v_intr_gettarget(unsigned long sysino); #define HV_FAST_INTR_SETTARGET 0xa6 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_intr_settarget(unsigned long sysino, unsigned long cpuid); +unsigned long sun4v_intr_settarget(unsigned long sysino, unsigned long cpuid); #endif /* vintr_get_cookie() @@ -1647,30 +1650,30 @@ extern unsigned long sun4v_intr_settarget(unsigned long sysino, unsigned long cp #define HV_FAST_VINTR_SET_TARGET 0xae #ifndef __ASSEMBLY__ -extern unsigned long sun4v_vintr_get_cookie(unsigned long dev_handle, - unsigned long dev_ino, - unsigned long *cookie); -extern unsigned long sun4v_vintr_set_cookie(unsigned long dev_handle, - unsigned long dev_ino, - unsigned long cookie); -extern unsigned long sun4v_vintr_get_valid(unsigned long dev_handle, - unsigned long dev_ino, - unsigned long *valid); -extern unsigned long sun4v_vintr_set_valid(unsigned long dev_handle, - unsigned long dev_ino, - unsigned long valid); -extern unsigned long sun4v_vintr_get_state(unsigned long dev_handle, - unsigned long dev_ino, - unsigned long *state); -extern unsigned long sun4v_vintr_set_state(unsigned long dev_handle, - unsigned long dev_ino, - unsigned long state); -extern unsigned long sun4v_vintr_get_target(unsigned long dev_handle, - unsigned long dev_ino, - unsigned long *cpuid); -extern unsigned long sun4v_vintr_set_target(unsigned long dev_handle, - unsigned long dev_ino, - unsigned long cpuid); +unsigned long sun4v_vintr_get_cookie(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *cookie); +unsigned long sun4v_vintr_set_cookie(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long cookie); +unsigned long sun4v_vintr_get_valid(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *valid); +unsigned long sun4v_vintr_set_valid(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long valid); +unsigned long sun4v_vintr_get_state(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *state); +unsigned long sun4v_vintr_set_state(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long state); +unsigned long sun4v_vintr_get_target(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *cpuid); +unsigned long sun4v_vintr_set_target(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long cpuid); #endif /* PCI IO services. @@ -2627,50 +2630,50 @@ struct ldc_mtable_entry { #define HV_FAST_LDC_REVOKE 0xef #ifndef __ASSEMBLY__ -extern unsigned long sun4v_ldc_tx_qconf(unsigned long channel, - unsigned long ra, - unsigned long num_entries); -extern unsigned long sun4v_ldc_tx_qinfo(unsigned long channel, - unsigned long *ra, - unsigned long *num_entries); -extern unsigned long sun4v_ldc_tx_get_state(unsigned long channel, - unsigned long *head_off, - unsigned long *tail_off, - unsigned long *chan_state); -extern unsigned long sun4v_ldc_tx_set_qtail(unsigned long channel, - unsigned long tail_off); -extern unsigned long sun4v_ldc_rx_qconf(unsigned long channel, - unsigned long ra, - unsigned long num_entries); -extern unsigned long sun4v_ldc_rx_qinfo(unsigned long channel, - unsigned long *ra, - unsigned long *num_entries); -extern unsigned long sun4v_ldc_rx_get_state(unsigned long channel, - unsigned long *head_off, - unsigned long *tail_off, - unsigned long *chan_state); -extern unsigned long sun4v_ldc_rx_set_qhead(unsigned long channel, - unsigned long head_off); -extern unsigned long sun4v_ldc_set_map_table(unsigned long channel, - unsigned long ra, - unsigned long num_entries); -extern unsigned long sun4v_ldc_get_map_table(unsigned long channel, - unsigned long *ra, - unsigned long *num_entries); -extern unsigned long sun4v_ldc_copy(unsigned long channel, - unsigned long dir_code, - unsigned long tgt_raddr, - unsigned long lcl_raddr, - unsigned long len, - unsigned long *actual_len); -extern unsigned long sun4v_ldc_mapin(unsigned long channel, - unsigned long cookie, - unsigned long *ra, - unsigned long *perm); -extern unsigned long sun4v_ldc_unmap(unsigned long ra); -extern unsigned long sun4v_ldc_revoke(unsigned long channel, - unsigned long cookie, - unsigned long mte_cookie); +unsigned long sun4v_ldc_tx_qconf(unsigned long channel, + unsigned long ra, + unsigned long num_entries); +unsigned long sun4v_ldc_tx_qinfo(unsigned long channel, + unsigned long *ra, + unsigned long *num_entries); +unsigned long sun4v_ldc_tx_get_state(unsigned long channel, + unsigned long *head_off, + unsigned long *tail_off, + unsigned long *chan_state); +unsigned long sun4v_ldc_tx_set_qtail(unsigned long channel, + unsigned long tail_off); +unsigned long sun4v_ldc_rx_qconf(unsigned long channel, + unsigned long ra, + unsigned long num_entries); +unsigned long sun4v_ldc_rx_qinfo(unsigned long channel, + unsigned long *ra, + unsigned long *num_entries); +unsigned long sun4v_ldc_rx_get_state(unsigned long channel, + unsigned long *head_off, + unsigned long *tail_off, + unsigned long *chan_state); +unsigned long sun4v_ldc_rx_set_qhead(unsigned long channel, + unsigned long head_off); +unsigned long sun4v_ldc_set_map_table(unsigned long channel, + unsigned long ra, + unsigned long num_entries); +unsigned long sun4v_ldc_get_map_table(unsigned long channel, + unsigned long *ra, + unsigned long *num_entries); +unsigned long sun4v_ldc_copy(unsigned long channel, + unsigned long dir_code, + unsigned long tgt_raddr, + unsigned long lcl_raddr, + unsigned long len, + unsigned long *actual_len); +unsigned long sun4v_ldc_mapin(unsigned long channel, + unsigned long cookie, + unsigned long *ra, + unsigned long *perm); +unsigned long sun4v_ldc_unmap(unsigned long ra); +unsigned long sun4v_ldc_revoke(unsigned long channel, + unsigned long cookie, + unsigned long mte_cookie); #endif /* Performance counter services. */ @@ -2727,14 +2730,14 @@ extern unsigned long sun4v_ldc_revoke(unsigned long channel, #define HV_FAST_N2_SET_PERFREG 0x105 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_niagara_getperf(unsigned long reg, - unsigned long *val); -extern unsigned long sun4v_niagara_setperf(unsigned long reg, - unsigned long val); -extern unsigned long sun4v_niagara2_getperf(unsigned long reg, - unsigned long *val); -extern unsigned long sun4v_niagara2_setperf(unsigned long reg, - unsigned long val); +unsigned long sun4v_niagara_getperf(unsigned long reg, + unsigned long *val); +unsigned long sun4v_niagara_setperf(unsigned long reg, + unsigned long val); +unsigned long sun4v_niagara2_getperf(unsigned long reg, + unsigned long *val); +unsigned long sun4v_niagara2_setperf(unsigned long reg, + unsigned long val); #endif /* MMU statistics services. @@ -2829,8 +2832,8 @@ struct hv_mmu_statistics { #define HV_FAST_MMUSTAT_INFO 0x103 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_mmustat_conf(unsigned long ra, unsigned long *orig_ra); -extern unsigned long sun4v_mmustat_info(unsigned long *ra); +unsigned long sun4v_mmustat_conf(unsigned long ra, unsigned long *orig_ra); +unsigned long sun4v_mmustat_info(unsigned long *ra); #endif /* NCS crypto services */ @@ -2919,9 +2922,9 @@ struct hv_ncs_qtail_update_arg { #define HV_FAST_NCS_REQUEST 0x110 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_ncs_request(unsigned long request, - unsigned long arg_ra, - unsigned long arg_size); +unsigned long sun4v_ncs_request(unsigned long request, + unsigned long arg_ra, + unsigned long arg_size); #endif #define HV_FAST_FIRE_GET_PERFREG 0x120 @@ -2930,18 +2933,18 @@ extern unsigned long sun4v_ncs_request(unsigned long request, #define HV_FAST_REBOOT_DATA_SET 0x172 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_reboot_data_set(unsigned long ra, - unsigned long len); +unsigned long sun4v_reboot_data_set(unsigned long ra, + unsigned long len); #endif #define HV_FAST_VT_GET_PERFREG 0x184 #define HV_FAST_VT_SET_PERFREG 0x185 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_vt_get_perfreg(unsigned long reg_num, - unsigned long *reg_val); -extern unsigned long sun4v_vt_set_perfreg(unsigned long reg_num, - unsigned long reg_val); +unsigned long sun4v_vt_get_perfreg(unsigned long reg_num, + unsigned long *reg_val); +unsigned long sun4v_vt_set_perfreg(unsigned long reg_num, + unsigned long reg_val); #endif /* Function numbers for HV_CORE_TRAP. */ @@ -2978,21 +2981,21 @@ extern unsigned long sun4v_vt_set_perfreg(unsigned long reg_num, #define HV_GRP_DIAG 0x0300 #ifndef __ASSEMBLY__ -extern unsigned long sun4v_get_version(unsigned long group, - unsigned long *major, - unsigned long *minor); -extern unsigned long sun4v_set_version(unsigned long group, - unsigned long major, - unsigned long minor, - unsigned long *actual_minor); - -extern int sun4v_hvapi_register(unsigned long group, unsigned long major, - unsigned long *minor); -extern void sun4v_hvapi_unregister(unsigned long group); -extern int sun4v_hvapi_get(unsigned long group, - unsigned long *major, - unsigned long *minor); -extern void sun4v_hvapi_init(void); +unsigned long sun4v_get_version(unsigned long group, + unsigned long *major, + unsigned long *minor); +unsigned long sun4v_set_version(unsigned long group, + unsigned long major, + unsigned long minor, + unsigned long *actual_minor); + +int sun4v_hvapi_register(unsigned long group, unsigned long major, + unsigned long *minor); +void sun4v_hvapi_unregister(unsigned long group); +int sun4v_hvapi_get(unsigned long group, + unsigned long *major, + unsigned long *minor); +void sun4v_hvapi_init(void); #endif #endif /* !(_SPARC64_HYPERVISOR_H) */ diff --git a/arch/sparc/include/asm/idprom.h b/arch/sparc/include/asm/idprom.h index 6976aa2439c6..3793f7f91c42 100644 --- a/arch/sparc/include/asm/idprom.h +++ b/arch/sparc/include/asm/idprom.h @@ -20,6 +20,6 @@ struct idprom { }; extern struct idprom *idprom; -extern void idprom_init(void); +void idprom_init(void); #endif /* !(_SPARC_IDPROM_H) */ diff --git a/arch/sparc/include/asm/io-unit.h b/arch/sparc/include/asm/io-unit.h index 01ab2f613e91..04a9701e7202 100644 --- a/arch/sparc/include/asm/io-unit.h +++ b/arch/sparc/include/asm/io-unit.h @@ -43,7 +43,7 @@ struct iounit_struct { unsigned long bmap[(IOUNIT_DMA_SIZE >> (PAGE_SHIFT + 3)) / sizeof(unsigned long)]; spinlock_t lock; - iopte_t *page_table; + iopte_t __iomem *page_table; unsigned long rotor[3]; unsigned long limit[4]; }; diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h index c1acbd891cbc..9f532902627c 100644 --- a/arch/sparc/include/asm/io_32.h +++ b/arch/sparc/include/asm/io_32.h @@ -2,191 +2,94 @@ #define __SPARC_IO_H #include <linux/kernel.h> -#include <linux/types.h> #include <linux/ioport.h> /* struct resource */ -#include <asm/page.h> /* IO address mapping routines need this */ -#include <asm-generic/pci_iomap.h> - -#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) - -static inline u32 flip_dword (u32 l) -{ - return ((l&0xff)<<24) | (((l>>8)&0xff)<<16) | (((l>>16)&0xff)<<8)| ((l>>24)&0xff); -} - -static inline u16 flip_word (u16 w) -{ - return ((w&0xff) << 8) | ((w>>8)&0xff); -} - -#define mmiowb() - -/* - * Memory mapped I/O to PCI - */ - -static inline u8 __raw_readb(const volatile void __iomem *addr) -{ - return *(__force volatile u8 *)addr; -} - -static inline u16 __raw_readw(const volatile void __iomem *addr) -{ - return *(__force volatile u16 *)addr; -} - -static inline u32 __raw_readl(const volatile void __iomem *addr) -{ - return *(__force volatile u32 *)addr; -} +#define readb_relaxed(__addr) readb(__addr) +#define readw_relaxed(__addr) readw(__addr) +#define readl_relaxed(__addr) readl(__addr) -static inline void __raw_writeb(u8 b, volatile void __iomem *addr) -{ - *(__force volatile u8 *)addr = b; -} +#define IO_SPACE_LIMIT 0xffffffff -static inline void __raw_writew(u16 w, volatile void __iomem *addr) -{ - *(__force volatile u16 *)addr = w; -} +#define memset_io(d,c,sz) _memset_io(d,c,sz) +#define memcpy_fromio(d,s,sz) _memcpy_fromio(d,s,sz) +#define memcpy_toio(d,s,sz) _memcpy_toio(d,s,sz) -static inline void __raw_writel(u32 l, volatile void __iomem *addr) -{ - *(__force volatile u32 *)addr = l; -} +#include <asm-generic/io.h> -static inline u8 __readb(const volatile void __iomem *addr) +static inline void _memset_io(volatile void __iomem *dst, + int c, __kernel_size_t n) { - return *(__force volatile u8 *)addr; -} + volatile void __iomem *d = dst; -static inline u16 __readw(const volatile void __iomem *addr) -{ - return flip_word(*(__force volatile u16 *)addr); + while (n--) { + writeb(c, d); + d++; + } } -static inline u32 __readl(const volatile void __iomem *addr) +static inline void _memcpy_fromio(void *dst, const volatile void __iomem *src, + __kernel_size_t n) { - return flip_dword(*(__force volatile u32 *)addr); -} + char *d = dst; -static inline void __writeb(u8 b, volatile void __iomem *addr) -{ - *(__force volatile u8 *)addr = b; + while (n--) { + char tmp = readb(src); + *d++ = tmp; + src++; + } } -static inline void __writew(u16 w, volatile void __iomem *addr) +static inline void _memcpy_toio(volatile void __iomem *dst, const void *src, + __kernel_size_t n) { - *(__force volatile u16 *)addr = flip_word(w); -} + const char *s = src; + volatile void __iomem *d = dst; -static inline void __writel(u32 l, volatile void __iomem *addr) -{ - *(__force volatile u32 *)addr = flip_dword(l); + while (n--) { + char tmp = *s++; + writeb(tmp, d); + d++; + } } -#define readb(__addr) __readb(__addr) -#define readw(__addr) __readw(__addr) -#define readl(__addr) __readl(__addr) -#define readb_relaxed(__addr) readb(__addr) -#define readw_relaxed(__addr) readw(__addr) -#define readl_relaxed(__addr) readl(__addr) - -#define writeb(__b, __addr) __writeb((__b),(__addr)) -#define writew(__w, __addr) __writew((__w),(__addr)) -#define writel(__l, __addr) __writel((__l),(__addr)) - -/* - * I/O space operations - * - * Arrangement on a Sun is somewhat complicated. - * - * First of all, we want to use standard Linux drivers - * for keyboard, PC serial, etc. These drivers think - * they access I/O space and use inb/outb. - * On the other hand, EBus bridge accepts PCI *memory* - * cycles and converts them into ISA *I/O* cycles. - * Ergo, we want inb & outb to generate PCI memory cycles. - * - * If we want to issue PCI *I/O* cycles, we do this - * with a low 64K fixed window in PCIC. This window gets - * mapped somewhere into virtual kernel space and we - * can use inb/outb again. - */ -#define inb_local(__addr) __readb((void __iomem *)(unsigned long)(__addr)) -#define inb(__addr) __readb((void __iomem *)(unsigned long)(__addr)) -#define inw(__addr) __readw((void __iomem *)(unsigned long)(__addr)) -#define inl(__addr) __readl((void __iomem *)(unsigned long)(__addr)) - -#define outb_local(__b, __addr) __writeb(__b, (void __iomem *)(unsigned long)(__addr)) -#define outb(__b, __addr) __writeb(__b, (void __iomem *)(unsigned long)(__addr)) -#define outw(__w, __addr) __writew(__w, (void __iomem *)(unsigned long)(__addr)) -#define outl(__l, __addr) __writel(__l, (void __iomem *)(unsigned long)(__addr)) - -#define inb_p(__addr) inb(__addr) -#define outb_p(__b, __addr) outb(__b, __addr) -#define inw_p(__addr) inw(__addr) -#define outw_p(__w, __addr) outw(__w, __addr) -#define inl_p(__addr) inl(__addr) -#define outl_p(__l, __addr) outl(__l, __addr) - -void outsb(unsigned long addr, const void *src, unsigned long cnt); -void outsw(unsigned long addr, const void *src, unsigned long cnt); -void outsl(unsigned long addr, const void *src, unsigned long cnt); -void insb(unsigned long addr, void *dst, unsigned long count); -void insw(unsigned long addr, void *dst, unsigned long count); -void insl(unsigned long addr, void *dst, unsigned long count); - -#define IO_SPACE_LIMIT 0xffffffff - /* * SBus accessors. * * SBus has only one, memory mapped, I/O space. * We do not need to flip bytes for SBus of course. */ -static inline u8 _sbus_readb(const volatile void __iomem *addr) +static inline u8 sbus_readb(const volatile void __iomem *addr) { return *(__force volatile u8 *)addr; } -static inline u16 _sbus_readw(const volatile void __iomem *addr) +static inline u16 sbus_readw(const volatile void __iomem *addr) { return *(__force volatile u16 *)addr; } -static inline u32 _sbus_readl(const volatile void __iomem *addr) +static inline u32 sbus_readl(const volatile void __iomem *addr) { return *(__force volatile u32 *)addr; } -static inline void _sbus_writeb(u8 b, volatile void __iomem *addr) +static inline void sbus_writeb(u8 b, volatile void __iomem *addr) { *(__force volatile u8 *)addr = b; } -static inline void _sbus_writew(u16 w, volatile void __iomem *addr) +static inline void sbus_writew(u16 w, volatile void __iomem *addr) { *(__force volatile u16 *)addr = w; } -static inline void _sbus_writel(u32 l, volatile void __iomem *addr) +static inline void sbus_writel(u32 l, volatile void __iomem *addr) { *(__force volatile u32 *)addr = l; } -/* - * The only reason for #define's is to hide casts to unsigned long. - */ -#define sbus_readb(__addr) _sbus_readb(__addr) -#define sbus_readw(__addr) _sbus_readw(__addr) -#define sbus_readl(__addr) _sbus_readl(__addr) -#define sbus_writeb(__b, __addr) _sbus_writeb(__b, __addr) -#define sbus_writew(__w, __addr) _sbus_writew(__w, __addr) -#define sbus_writel(__l, __addr) _sbus_writel(__l, __addr) - -static inline void sbus_memset_io(volatile void __iomem *__dst, int c, __kernel_size_t n) +static inline void sbus_memset_io(volatile void __iomem *__dst, int c, + __kernel_size_t n) { while(n--) { sbus_writeb(c, __dst); @@ -194,22 +97,9 @@ static inline void sbus_memset_io(volatile void __iomem *__dst, int c, __kernel_ } } -static inline void -_memset_io(volatile void __iomem *dst, int c, __kernel_size_t n) -{ - volatile void __iomem *d = dst; - - while (n--) { - writeb(c, d); - d++; - } -} - -#define memset_io(d,c,sz) _memset_io(d,c,sz) - -static inline void -_sbus_memcpy_fromio(void *dst, const volatile void __iomem *src, - __kernel_size_t n) +static inline void sbus_memcpy_fromio(void *dst, + const volatile void __iomem *src, + __kernel_size_t n) { char *d = dst; @@ -220,25 +110,9 @@ _sbus_memcpy_fromio(void *dst, const volatile void __iomem *src, } } -#define sbus_memcpy_fromio(d, s, sz) _sbus_memcpy_fromio(d, s, sz) - -static inline void -_memcpy_fromio(void *dst, const volatile void __iomem *src, __kernel_size_t n) -{ - char *d = dst; - - while (n--) { - char tmp = readb(src); - *d++ = tmp; - src++; - } -} - -#define memcpy_fromio(d,s,sz) _memcpy_fromio(d,s,sz) - -static inline void -_sbus_memcpy_toio(volatile void __iomem *dst, const void *src, - __kernel_size_t n) +static inline void sbus_memcpy_toio(volatile void __iomem *dst, + const void *src, + __kernel_size_t n) { const char *s = src; volatile void __iomem *d = dst; @@ -250,81 +124,26 @@ _sbus_memcpy_toio(volatile void __iomem *dst, const void *src, } } -#define sbus_memcpy_toio(d, s, sz) _sbus_memcpy_toio(d, s, sz) - -static inline void -_memcpy_toio(volatile void __iomem *dst, const void *src, __kernel_size_t n) -{ - const char *s = src; - volatile void __iomem *d = dst; - - while (n--) { - char tmp = *s++; - writeb(tmp, d); - d++; - } -} - -#define memcpy_toio(d,s,sz) _memcpy_toio(d,s,sz) - #ifdef __KERNEL__ /* * Bus number may be embedded in the higher bits of the physical address. * This is why we have no bus number argument to ioremap(). */ -extern void __iomem *ioremap(unsigned long offset, unsigned long size); +void __iomem *ioremap(unsigned long offset, unsigned long size); #define ioremap_nocache(X,Y) ioremap((X),(Y)) #define ioremap_wc(X,Y) ioremap((X),(Y)) -extern void iounmap(volatile void __iomem *addr); - -#define ioread8(X) readb(X) -#define ioread16(X) readw(X) -#define ioread16be(X) __raw_readw(X) -#define ioread32(X) readl(X) -#define ioread32be(X) __raw_readl(X) -#define iowrite8(val,X) writeb(val,X) -#define iowrite16(val,X) writew(val,X) -#define iowrite16be(val,X) __raw_writew(val,X) -#define iowrite32(val,X) writel(val,X) -#define iowrite32be(val,X) __raw_writel(val,X) - -static inline void ioread8_rep(void __iomem *port, void *buf, unsigned long count) -{ - insb((unsigned long __force)port, buf, count); -} -static inline void ioread16_rep(void __iomem *port, void *buf, unsigned long count) -{ - insw((unsigned long __force)port, buf, count); -} - -static inline void ioread32_rep(void __iomem *port, void *buf, unsigned long count) -{ - insl((unsigned long __force)port, buf, count); -} - -static inline void iowrite8_rep(void __iomem *port, const void *buf, unsigned long count) -{ - outsb((unsigned long __force)port, buf, count); -} - -static inline void iowrite16_rep(void __iomem *port, const void *buf, unsigned long count) -{ - outsw((unsigned long __force)port, buf, count); -} - -static inline void iowrite32_rep(void __iomem *port, const void *buf, unsigned long count) -{ - outsl((unsigned long __force)port, buf, count); -} +void iounmap(volatile void __iomem *addr); /* Create a virtual mapping cookie for an IO port range */ -extern void __iomem *ioport_map(unsigned long port, unsigned int nr); -extern void ioport_unmap(void __iomem *); +void __iomem *ioport_map(unsigned long port, unsigned int nr); +void ioport_unmap(void __iomem *); /* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ struct pci_dev; -extern void pci_iounmap(struct pci_dev *dev, void __iomem *); +void pci_iounmap(struct pci_dev *dev, void __iomem *); + + /* * At the moment, we do not use CMOS_READ anywhere outside of rtc.c, @@ -343,21 +162,11 @@ static inline int sbus_can_burst64(void) return 0; /* actually, sparc_cpu_model==sun4d */ } struct device; -extern void sbus_set_sbus64(struct device *, int); +void sbus_set_sbus64(struct device *, int); #endif #define __ARCH_HAS_NO_PAGE_ZERO_MAPPED 1 -/* - * Convert a physical pointer to a virtual kernel pointer for /dev/mem - * access - */ -#define xlate_dev_mem_ptr(p) __va(p) - -/* - * Convert a virtual cached pointer to an uncached pointer - */ -#define xlate_dev_kmem_ptr(p) p #endif /* !(__SPARC_IO_H) */ diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h index 09b0b88aeb2a..05381c3a4228 100644 --- a/arch/sparc/include/asm/io_64.h +++ b/arch/sparc/include/asm/io_64.h @@ -15,7 +15,6 @@ /* BIO layer definitions. */ extern unsigned long kern_base, kern_size; -#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) static inline u8 _inb(unsigned long addr) { @@ -91,12 +90,12 @@ static inline void _outl(u32 l, unsigned long addr) #define inl_p(__addr) inl(__addr) #define outl_p(__l, __addr) outl(__l, __addr) -extern void outsb(unsigned long, const void *, unsigned long); -extern void outsw(unsigned long, const void *, unsigned long); -extern void outsl(unsigned long, const void *, unsigned long); -extern void insb(unsigned long, void *, unsigned long); -extern void insw(unsigned long, void *, unsigned long); -extern void insl(unsigned long, void *, unsigned long); +void outsb(unsigned long, const void *, unsigned long); +void outsw(unsigned long, const void *, unsigned long); +void outsl(unsigned long, const void *, unsigned long); +void insb(unsigned long, void *, unsigned long); +void insw(unsigned long, void *, unsigned long); +void insl(unsigned long, void *, unsigned long); static inline void ioread8_rep(void __iomem *port, void *buf, unsigned long count) { @@ -509,12 +508,12 @@ static inline void iounmap(volatile void __iomem *addr) #define iowrite32be(val,X) __raw_writel(val,X) /* Create a virtual mapping cookie for an IO port range */ -extern void __iomem *ioport_map(unsigned long port, unsigned int nr); -extern void ioport_unmap(void __iomem *); +void __iomem *ioport_map(unsigned long port, unsigned int nr); +void ioport_unmap(void __iomem *); /* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ struct pci_dev; -extern void pci_iounmap(struct pci_dev *dev, void __iomem *); +void pci_iounmap(struct pci_dev *dev, void __iomem *); static inline int sbus_can_dma_64bit(void) { @@ -525,7 +524,7 @@ static inline int sbus_can_burst64(void) return 1; } struct device; -extern void sbus_set_sbus64(struct device *, int); +void sbus_set_sbus64(struct device *, int); /* * Convert a physical pointer to a virtual kernel pointer for /dev/mem diff --git a/arch/sparc/include/asm/iommu_32.h b/arch/sparc/include/asm/iommu_32.h index 70c589c05a10..f6c066b52fd6 100644 --- a/arch/sparc/include/asm/iommu_32.h +++ b/arch/sparc/include/asm/iommu_32.h @@ -99,7 +99,7 @@ struct iommu_regs { #define IOPTE_WAZ 0x00000001 /* Write as zeros */ struct iommu_struct { - struct iommu_regs *regs; + struct iommu_regs __iomem *regs; iopte_t *page_table; /* For convenience */ unsigned long start; /* First managed virtual address */ @@ -108,14 +108,14 @@ struct iommu_struct { struct bit_map usemap; }; -static inline void iommu_invalidate(struct iommu_regs *regs) +static inline void iommu_invalidate(struct iommu_regs __iomem *regs) { - regs->tlbflush = 0; + sbus_writel(0, ®s->tlbflush); } -static inline void iommu_invalidate_page(struct iommu_regs *regs, unsigned long ba) +static inline void iommu_invalidate_page(struct iommu_regs __iomem *regs, unsigned long ba) { - regs->pageflush = (ba & PAGE_MASK); + sbus_writel(ba & PAGE_MASK, ®s->pageflush); } #endif /* !(_SPARC_IOMMU_H) */ diff --git a/arch/sparc/include/asm/iommu_64.h b/arch/sparc/include/asm/iommu_64.h index caf798b56191..2b9321ab064d 100644 --- a/arch/sparc/include/asm/iommu_64.h +++ b/arch/sparc/include/asm/iommu_64.h @@ -58,8 +58,8 @@ struct strbuf { volatile unsigned long __flushflag_buf[(64+(64-1)) / sizeof(long)]; }; -extern int iommu_table_init(struct iommu *iommu, int tsbsize, - u32 dma_offset, u32 dma_addr_mask, - int numa_node); +int iommu_table_init(struct iommu *iommu, int tsbsize, + u32 dma_offset, u32 dma_addr_mask, + int numa_node); #endif /* !(_SPARC64_IOMMU_H) */ diff --git a/arch/sparc/include/asm/irq_32.h b/arch/sparc/include/asm/irq_32.h index 2ae3acaeb1b3..eecd3d8442c9 100644 --- a/arch/sparc/include/asm/irq_32.h +++ b/arch/sparc/include/asm/irq_32.h @@ -16,7 +16,8 @@ #define irq_canonicalize(irq) (irq) -extern void __init init_IRQ(void); +void __init init_IRQ(void); +void __init sun4d_init_sbi_irq(void); #define NO_IRQ 0xffffffff diff --git a/arch/sparc/include/asm/irq_64.h b/arch/sparc/include/asm/irq_64.h index abf6afe82ca8..375cffcf7dbd 100644 --- a/arch/sparc/include/asm/irq_64.h +++ b/arch/sparc/include/asm/irq_64.h @@ -39,32 +39,32 @@ */ #define NR_IRQS 255 -extern void irq_install_pre_handler(int irq, - void (*func)(unsigned int, void *, void *), - void *arg1, void *arg2); +void irq_install_pre_handler(int irq, + void (*func)(unsigned int, void *, void *), + void *arg1, void *arg2); #define irq_canonicalize(irq) (irq) -extern unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap); -extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino); -extern unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino); -extern unsigned int sun4v_build_msi(u32 devhandle, unsigned int *irq_p, - unsigned int msi_devino_start, - unsigned int msi_devino_end); -extern void sun4v_destroy_msi(unsigned int irq); -extern unsigned int sun4u_build_msi(u32 portid, unsigned int *irq_p, - unsigned int msi_devino_start, - unsigned int msi_devino_end, - unsigned long imap_base, - unsigned long iclr_base); -extern void sun4u_destroy_msi(unsigned int irq); - -extern unsigned char irq_alloc(unsigned int dev_handle, - unsigned int dev_ino); +unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap); +unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino); +unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino); +unsigned int sun4v_build_msi(u32 devhandle, unsigned int *irq_p, + unsigned int msi_devino_start, + unsigned int msi_devino_end); +void sun4v_destroy_msi(unsigned int irq); +unsigned int sun4u_build_msi(u32 portid, unsigned int *irq_p, + unsigned int msi_devino_start, + unsigned int msi_devino_end, + unsigned long imap_base, + unsigned long iclr_base); +void sun4u_destroy_msi(unsigned int irq); + +unsigned char irq_alloc(unsigned int dev_handle, + unsigned int dev_ino); #ifdef CONFIG_PCI_MSI -extern void irq_free(unsigned int irq); +void irq_free(unsigned int irq); #endif -extern void __init init_IRQ(void); -extern void fixup_irqs(void); +void __init init_IRQ(void); +void fixup_irqs(void); static inline void set_softint(unsigned long bits) { diff --git a/arch/sparc/include/asm/irqflags_32.h b/arch/sparc/include/asm/irqflags_32.h index e414c06615c1..71cc284f55c5 100644 --- a/arch/sparc/include/asm/irqflags_32.h +++ b/arch/sparc/include/asm/irqflags_32.h @@ -15,9 +15,9 @@ #include <linux/types.h> #include <asm/psr.h> -extern void arch_local_irq_restore(unsigned long); -extern unsigned long arch_local_irq_save(void); -extern void arch_local_irq_enable(void); +void arch_local_irq_restore(unsigned long); +unsigned long arch_local_irq_save(void); +void arch_local_irq_enable(void); static inline notrace unsigned long arch_local_save_flags(void) { diff --git a/arch/sparc/include/asm/kdebug_64.h b/arch/sparc/include/asm/kdebug_64.h index feb3578e12c4..04465de8f3b5 100644 --- a/arch/sparc/include/asm/kdebug_64.h +++ b/arch/sparc/include/asm/kdebug_64.h @@ -3,7 +3,7 @@ struct pt_regs; -extern void bad_trap(struct pt_regs *, long); +void bad_trap(struct pt_regs *, long); /* Grossly misnamed. */ enum die_val { diff --git a/arch/sparc/include/asm/kgdb.h b/arch/sparc/include/asm/kgdb.h index b6ef301d05bf..47366af7a589 100644 --- a/arch/sparc/include/asm/kgdb.h +++ b/arch/sparc/include/asm/kgdb.h @@ -28,9 +28,12 @@ enum regnames { #define NUMREGBYTES ((GDB_CSR + 1) * 4) #else #define NUMREGBYTES ((GDB_Y + 1) * 8) + +struct pt_regs; +asmlinkage void kgdb_trap(unsigned long trap_level, struct pt_regs *regs); #endif -extern void arch_kgdb_breakpoint(void); +void arch_kgdb_breakpoint(void); #define BREAK_INSTR_SIZE 4 #define CACHE_FLUSH_IS_SAFE 1 diff --git a/arch/sparc/include/asm/kprobes.h b/arch/sparc/include/asm/kprobes.h index 5879d71afdaa..a145d798e112 100644 --- a/arch/sparc/include/asm/kprobes.h +++ b/arch/sparc/include/asm/kprobes.h @@ -43,7 +43,9 @@ struct kprobe_ctlblk { struct prev_kprobe prev_kprobe; }; -extern int kprobe_exceptions_notify(struct notifier_block *self, - unsigned long val, void *data); -extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); +int kprobe_exceptions_notify(struct notifier_block *self, + unsigned long val, void *data); +int kprobe_fault_handler(struct pt_regs *regs, int trapnr); +asmlinkage void __kprobes kprobe_trap(unsigned long trap_level, + struct pt_regs *regs); #endif /* _SPARC64_KPROBES_H */ diff --git a/arch/sparc/include/asm/ldc.h b/arch/sparc/include/asm/ldc.h index bdb524a7b814..c8c67f621f4f 100644 --- a/arch/sparc/include/asm/ldc.h +++ b/arch/sparc/include/asm/ldc.h @@ -4,9 +4,9 @@ #include <asm/hypervisor.h> extern int ldom_domaining_enabled; -extern void ldom_set_var(const char *var, const char *value); -extern void ldom_reboot(const char *boot_command); -extern void ldom_power_off(void); +void ldom_set_var(const char *var, const char *value); +void ldom_reboot(const char *boot_command); +void ldom_power_off(void); /* The event handler will be evoked when link state changes * or data becomes available on the receive side. @@ -51,30 +51,30 @@ struct ldc_channel_config { struct ldc_channel; /* Allocate state for a channel. */ -extern struct ldc_channel *ldc_alloc(unsigned long id, - const struct ldc_channel_config *cfgp, - void *event_arg); +struct ldc_channel *ldc_alloc(unsigned long id, + const struct ldc_channel_config *cfgp, + void *event_arg); /* Shut down and free state for a channel. */ -extern void ldc_free(struct ldc_channel *lp); +void ldc_free(struct ldc_channel *lp); /* Register TX and RX queues of the link with the hypervisor. */ -extern int ldc_bind(struct ldc_channel *lp, const char *name); +int ldc_bind(struct ldc_channel *lp, const char *name); /* For non-RAW protocols we need to complete a handshake before * communication can proceed. ldc_connect() does that, if the * handshake completes successfully, an LDC_EVENT_UP event will * be sent up to the driver. */ -extern int ldc_connect(struct ldc_channel *lp); -extern int ldc_disconnect(struct ldc_channel *lp); +int ldc_connect(struct ldc_channel *lp); +int ldc_disconnect(struct ldc_channel *lp); -extern int ldc_state(struct ldc_channel *lp); +int ldc_state(struct ldc_channel *lp); /* Read and write operations. Only valid when the link is up. */ -extern int ldc_write(struct ldc_channel *lp, const void *buf, - unsigned int size); -extern int ldc_read(struct ldc_channel *lp, void *buf, unsigned int size); +int ldc_write(struct ldc_channel *lp, const void *buf, + unsigned int size); +int ldc_read(struct ldc_channel *lp, void *buf, unsigned int size); #define LDC_MAP_SHADOW 0x01 #define LDC_MAP_DIRECT 0x02 @@ -92,22 +92,22 @@ struct ldc_trans_cookie { }; struct scatterlist; -extern int ldc_map_sg(struct ldc_channel *lp, - struct scatterlist *sg, int num_sg, - struct ldc_trans_cookie *cookies, int ncookies, - unsigned int map_perm); +int ldc_map_sg(struct ldc_channel *lp, + struct scatterlist *sg, int num_sg, + struct ldc_trans_cookie *cookies, int ncookies, + unsigned int map_perm); -extern int ldc_map_single(struct ldc_channel *lp, - void *buf, unsigned int len, - struct ldc_trans_cookie *cookies, int ncookies, - unsigned int map_perm); +int ldc_map_single(struct ldc_channel *lp, + void *buf, unsigned int len, + struct ldc_trans_cookie *cookies, int ncookies, + unsigned int map_perm); -extern void ldc_unmap(struct ldc_channel *lp, struct ldc_trans_cookie *cookies, - int ncookies); +void ldc_unmap(struct ldc_channel *lp, struct ldc_trans_cookie *cookies, + int ncookies); -extern int ldc_copy(struct ldc_channel *lp, int copy_dir, - void *buf, unsigned int len, unsigned long offset, - struct ldc_trans_cookie *cookies, int ncookies); +int ldc_copy(struct ldc_channel *lp, int copy_dir, + void *buf, unsigned int len, unsigned long offset, + struct ldc_trans_cookie *cookies, int ncookies); static inline int ldc_get_dring_entry(struct ldc_channel *lp, void *buf, unsigned int len, @@ -127,12 +127,12 @@ static inline int ldc_put_dring_entry(struct ldc_channel *lp, return ldc_copy(lp, LDC_COPY_OUT, buf, len, offset, cookies, ncookies); } -extern void *ldc_alloc_exp_dring(struct ldc_channel *lp, unsigned int len, - struct ldc_trans_cookie *cookies, - int *ncookies, unsigned int map_perm); +void *ldc_alloc_exp_dring(struct ldc_channel *lp, unsigned int len, + struct ldc_trans_cookie *cookies, + int *ncookies, unsigned int map_perm); -extern void ldc_free_exp_dring(struct ldc_channel *lp, void *buf, - unsigned int len, - struct ldc_trans_cookie *cookies, int ncookies); +void ldc_free_exp_dring(struct ldc_channel *lp, void *buf, + unsigned int len, + struct ldc_trans_cookie *cookies, int ncookies); #endif /* _SPARC64_LDC_H */ diff --git a/arch/sparc/include/asm/leon.h b/arch/sparc/include/asm/leon.h index c2f6ff6d7a35..204771cd74a5 100644 --- a/arch/sparc/include/asm/leon.h +++ b/arch/sparc/include/asm/leon.h @@ -82,8 +82,8 @@ static inline unsigned long leon_load_reg(unsigned long paddr) #define LEON_BYPASS_LOAD_PA(x) leon_load_reg((unsigned long)(x)) #define LEON_BYPASS_STORE_PA(x, v) leon_store_reg((unsigned long)(x), (unsigned long)(v)) -extern void leon_switch_mm(void); -extern void leon_init_IRQ(void); +void leon_switch_mm(void); +void leon_init_IRQ(void); static inline unsigned long sparc_leon3_get_dcachecfg(void) { @@ -196,14 +196,14 @@ static inline int sparc_leon3_cpuid(void) #ifndef __ASSEMBLY__ struct vm_area_struct; -extern unsigned long leon_swprobe(unsigned long vaddr, unsigned long *paddr); -extern void leon_flush_icache_all(void); -extern void leon_flush_dcache_all(void); -extern void leon_flush_cache_all(void); -extern void leon_flush_tlb_all(void); +unsigned long leon_swprobe(unsigned long vaddr, unsigned long *paddr); +void leon_flush_icache_all(void); +void leon_flush_dcache_all(void); +void leon_flush_cache_all(void); +void leon_flush_tlb_all(void); extern int leon_flush_during_switch; -extern int leon_flush_needed(void); -extern void leon_flush_pcache_all(struct vm_area_struct *vma, unsigned long page); +int leon_flush_needed(void); +void leon_flush_pcache_all(struct vm_area_struct *vma, unsigned long page); /* struct that hold LEON3 cache configuration registers */ struct leon3_cacheregs { @@ -217,29 +217,29 @@ struct leon3_cacheregs { struct device_node; struct task_struct; -extern unsigned int leon_build_device_irq(unsigned int real_irq, - irq_flow_handler_t flow_handler, - const char *name, int do_ack); -extern void leon_update_virq_handling(unsigned int virq, - irq_flow_handler_t flow_handler, - const char *name, int do_ack); -extern void leon_init_timers(void); -extern void leon_trans_init(struct device_node *dp); -extern void leon_node_init(struct device_node *dp, struct device_node ***nextp); -extern void init_leon(void); -extern void poke_leonsparc(void); -extern void leon3_getCacheRegs(struct leon3_cacheregs *regs); +unsigned int leon_build_device_irq(unsigned int real_irq, + irq_flow_handler_t flow_handler, + const char *name, int do_ack); +void leon_update_virq_handling(unsigned int virq, + irq_flow_handler_t flow_handler, + const char *name, int do_ack); +void leon_init_timers(void); +void leon_trans_init(struct device_node *dp); +void leon_node_init(struct device_node *dp, struct device_node ***nextp); +void init_leon(void); +void poke_leonsparc(void); +void leon3_getCacheRegs(struct leon3_cacheregs *regs); extern int leon3_ticker_irq; #ifdef CONFIG_SMP -extern int leon_smp_nrcpus(void); -extern void leon_clear_profile_irq(int cpu); -extern void leon_smp_done(void); -extern void leon_boot_cpus(void); -extern int leon_boot_one_cpu(int i, struct task_struct *); +int leon_smp_nrcpus(void); +void leon_clear_profile_irq(int cpu); +void leon_smp_done(void); +void leon_boot_cpus(void); +int leon_boot_one_cpu(int i, struct task_struct *); void leon_init_smp(void); void leon_enable_irq_cpu(unsigned int irq_nr, unsigned int cpu); -extern irqreturn_t leon_percpu_timer_interrupt(int irq, void *unused); +irqreturn_t leon_percpu_timer_interrupt(int irq, void *unused); extern unsigned int smpleon_ipi[]; extern unsigned int linux_trap_ipi15_leon[]; diff --git a/arch/sparc/include/asm/leon_pci.h b/arch/sparc/include/asm/leon_pci.h index bfd3ab3092b5..049d067ed8be 100644 --- a/arch/sparc/include/asm/leon_pci.h +++ b/arch/sparc/include/asm/leon_pci.h @@ -16,7 +16,7 @@ struct leon_pci_info { int (*map_irq)(const struct pci_dev *dev, u8 slot, u8 pin); }; -extern void leon_pci_init(struct platform_device *ofdev, - struct leon_pci_info *info); +void leon_pci_init(struct platform_device *ofdev, + struct leon_pci_info *info); #endif /* _ASM_LEON_PCI_H_ */ diff --git a/arch/sparc/include/asm/mc146818rtc.h b/arch/sparc/include/asm/mc146818rtc.h index 67ed9e3a0235..d8e72f37dc4b 100644 --- a/arch/sparc/include/asm/mc146818rtc.h +++ b/arch/sparc/include/asm/mc146818rtc.h @@ -1,5 +1,10 @@ #ifndef ___ASM_SPARC_MC146818RTC_H #define ___ASM_SPARC_MC146818RTC_H + +#include <linux/spinlock.h> + +extern spinlock_t rtc_lock; + #if defined(__sparc__) && defined(__arch64__) #include <asm/mc146818rtc_64.h> #else diff --git a/arch/sparc/include/asm/mdesc.h b/arch/sparc/include/asm/mdesc.h index 139097f3a67b..aebeb88f70db 100644 --- a/arch/sparc/include/asm/mdesc.h +++ b/arch/sparc/include/asm/mdesc.h @@ -12,13 +12,13 @@ struct mdesc_handle; * the first argument to all of the operational calls that work * on mdescs. */ -extern struct mdesc_handle *mdesc_grab(void); -extern void mdesc_release(struct mdesc_handle *); +struct mdesc_handle *mdesc_grab(void); +void mdesc_release(struct mdesc_handle *); #define MDESC_NODE_NULL (~(u64)0) -extern u64 mdesc_node_by_name(struct mdesc_handle *handle, - u64 from_node, const char *name); +u64 mdesc_node_by_name(struct mdesc_handle *handle, + u64 from_node, const char *name); #define mdesc_for_each_node_by_name(__hdl, __node, __name) \ for (__node = mdesc_node_by_name(__hdl, MDESC_NODE_NULL, __name); \ (__node) != MDESC_NODE_NULL; \ @@ -34,9 +34,9 @@ extern u64 mdesc_node_by_name(struct mdesc_handle *handle, * * These same rules apply to mdesc_node_name(). */ -extern const void *mdesc_get_property(struct mdesc_handle *handle, - u64 node, const char *name, int *lenp); -extern const char *mdesc_node_name(struct mdesc_handle *hp, u64 node); +const void *mdesc_get_property(struct mdesc_handle *handle, + u64 node, const char *name, int *lenp); +const char *mdesc_node_name(struct mdesc_handle *hp, u64 node); /* MD arc iteration, the standard sequence is: * @@ -50,16 +50,16 @@ extern const char *mdesc_node_name(struct mdesc_handle *hp, u64 node); #define MDESC_ARC_TYPE_FWD "fwd" #define MDESC_ARC_TYPE_BACK "back" -extern u64 mdesc_next_arc(struct mdesc_handle *handle, u64 from, - const char *arc_type); +u64 mdesc_next_arc(struct mdesc_handle *handle, u64 from, + const char *arc_type); #define mdesc_for_each_arc(__arc, __hdl, __node, __type) \ for (__arc = mdesc_next_arc(__hdl, __node, __type); \ (__arc) != MDESC_NODE_NULL; \ __arc = mdesc_next_arc(__hdl, __arc, __type)) -extern u64 mdesc_arc_target(struct mdesc_handle *hp, u64 arc); +u64 mdesc_arc_target(struct mdesc_handle *hp, u64 arc); -extern void mdesc_update(void); +void mdesc_update(void); struct mdesc_notifier_client { void (*add)(struct mdesc_handle *handle, u64 node); @@ -69,12 +69,12 @@ struct mdesc_notifier_client { struct mdesc_notifier_client *next; }; -extern void mdesc_register_notifier(struct mdesc_notifier_client *client); +void mdesc_register_notifier(struct mdesc_notifier_client *client); -extern void mdesc_fill_in_cpu_data(cpumask_t *mask); -extern void mdesc_populate_present_mask(cpumask_t *mask); -extern void mdesc_get_page_sizes(cpumask_t *mask, unsigned long *pgsz_mask); +void mdesc_fill_in_cpu_data(cpumask_t *mask); +void mdesc_populate_present_mask(cpumask_t *mask); +void mdesc_get_page_sizes(cpumask_t *mask, unsigned long *pgsz_mask); -extern void sun4v_mdesc_init(void); +void sun4v_mdesc_init(void); #endif diff --git a/arch/sparc/include/asm/mmu_64.h b/arch/sparc/include/asm/mmu_64.h index f668797ae234..70067ce184b1 100644 --- a/arch/sparc/include/asm/mmu_64.h +++ b/arch/sparc/include/asm/mmu_64.h @@ -67,9 +67,9 @@ struct tsb { unsigned long pte; } __attribute__((aligned(TSB_ENTRY_ALIGNMENT))); -extern void __tsb_insert(unsigned long ent, unsigned long tag, unsigned long pte); -extern void tsb_flush(unsigned long ent, unsigned long tag); -extern void tsb_init(struct tsb *tsb, unsigned long size); +void __tsb_insert(unsigned long ent, unsigned long tag, unsigned long pte); +void tsb_flush(unsigned long ent, unsigned long tag); +void tsb_init(struct tsb *tsb, unsigned long size); struct tsb_config { struct tsb *tsb; diff --git a/arch/sparc/include/asm/mmu_context_64.h b/arch/sparc/include/asm/mmu_context_64.h index 3d528f06e4b0..b84be675e507 100644 --- a/arch/sparc/include/asm/mmu_context_64.h +++ b/arch/sparc/include/asm/mmu_context_64.h @@ -17,20 +17,20 @@ extern spinlock_t ctx_alloc_lock; extern unsigned long tlb_context_cache; extern unsigned long mmu_context_bmap[]; -extern void get_new_mmu_context(struct mm_struct *mm); +void get_new_mmu_context(struct mm_struct *mm); #ifdef CONFIG_SMP -extern void smp_new_mmu_context_version(void); +void smp_new_mmu_context_version(void); #else #define smp_new_mmu_context_version() do { } while (0) #endif -extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm); -extern void destroy_context(struct mm_struct *mm); +int init_new_context(struct task_struct *tsk, struct mm_struct *mm); +void destroy_context(struct mm_struct *mm); -extern void __tsb_context_switch(unsigned long pgd_pa, - struct tsb_config *tsb_base, - struct tsb_config *tsb_huge, - unsigned long tsb_descr_pa); +void __tsb_context_switch(unsigned long pgd_pa, + struct tsb_config *tsb_base, + struct tsb_config *tsb_huge, + unsigned long tsb_descr_pa); static inline void tsb_context_switch(struct mm_struct *mm) { @@ -46,9 +46,11 @@ static inline void tsb_context_switch(struct mm_struct *mm) , __pa(&mm->context.tsb_descr[0])); } -extern void tsb_grow(struct mm_struct *mm, unsigned long tsb_index, unsigned long mm_rss); +void tsb_grow(struct mm_struct *mm, + unsigned long tsb_index, + unsigned long mm_rss); #ifdef CONFIG_SMP -extern void smp_tsb_sync(struct mm_struct *mm); +void smp_tsb_sync(struct mm_struct *mm); #else #define smp_tsb_sync(__mm) do { } while (0) #endif @@ -66,7 +68,7 @@ extern void smp_tsb_sync(struct mm_struct *mm); : "r" (CTX_HWBITS((__mm)->context)), \ "r" (SECONDARY_CONTEXT), "i" (ASI_DMMU), "i" (ASI_MMU)) -extern void __flush_tlb_mm(unsigned long, unsigned long); +void __flush_tlb_mm(unsigned long, unsigned long); /* Switch the current MM context. */ static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, struct task_struct *tsk) diff --git a/arch/sparc/include/asm/nmi.h b/arch/sparc/include/asm/nmi.h index 72e6500e7ab0..26ad2b2607c6 100644 --- a/arch/sparc/include/asm/nmi.h +++ b/arch/sparc/include/asm/nmi.h @@ -1,13 +1,13 @@ #ifndef __NMI_H #define __NMI_H -extern int __init nmi_init(void); -extern void perfctr_irq(int irq, struct pt_regs *regs); -extern void nmi_adjust_hz(unsigned int new_hz); +int __init nmi_init(void); +void perfctr_irq(int irq, struct pt_regs *regs); +void nmi_adjust_hz(unsigned int new_hz); extern atomic_t nmi_active; -extern void start_nmi_watchdog(void *unused); -extern void stop_nmi_watchdog(void *unused); +void start_nmi_watchdog(void *unused); +void stop_nmi_watchdog(void *unused); #endif /* __NMI_H */ diff --git a/arch/sparc/include/asm/oplib_32.h b/arch/sparc/include/asm/oplib_32.h index c72f3045820c..56a09b9d7b1b 100644 --- a/arch/sparc/include/asm/oplib_32.h +++ b/arch/sparc/include/asm/oplib_32.h @@ -43,28 +43,28 @@ extern struct linux_nodeops *prom_nodeops; /* You must call prom_init() before using any of the library services, * preferably as early as possible. Pass it the romvec pointer. */ -extern void prom_init(struct linux_romvec *rom_ptr); +void prom_init(struct linux_romvec *rom_ptr); /* Boot argument acquisition, returns the boot command line string. */ -extern char *prom_getbootargs(void); +char *prom_getbootargs(void); /* Miscellaneous routines, don't really fit in any category per se. */ /* Reboot the machine with the command line passed. */ -extern void prom_reboot(char *boot_command); +void prom_reboot(char *boot_command); /* Evaluate the forth string passed. */ -extern void prom_feval(char *forth_string); +void prom_feval(char *forth_string); /* Enter the prom, with possibility of continuation with the 'go' * command in newer proms. */ -extern void prom_cmdline(void); +void prom_cmdline(void); /* Enter the prom, with no chance of continuation for the stand-alone * which calls this. */ -extern void __noreturn prom_halt(void); +void __noreturn prom_halt(void); /* Set the PROM 'sync' callback function to the passed function pointer. * When the user gives the 'sync' command at the prom prompt while the @@ -73,37 +73,37 @@ extern void __noreturn prom_halt(void); * XXX The arguments are different on V0 vs. V2->higher proms, grrr! XXX */ typedef void (*sync_func_t)(void); -extern void prom_setsync(sync_func_t func_ptr); +void prom_setsync(sync_func_t func_ptr); /* Acquire the IDPROM of the root node in the prom device tree. This * gets passed a buffer where you would like it stuffed. The return value * is the format type of this idprom or 0xff on error. */ -extern unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size); +unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size); /* Get the prom major version. */ -extern int prom_version(void); +int prom_version(void); /* Get the prom plugin revision. */ -extern int prom_getrev(void); +int prom_getrev(void); /* Get the prom firmware revision. */ -extern int prom_getprev(void); +int prom_getprev(void); /* Write a buffer of characters to the console. */ -extern void prom_console_write_buf(const char *buf, int len); +void prom_console_write_buf(const char *buf, int len); /* Prom's internal routines, don't use in kernel/boot code. */ -extern __printf(1, 2) void prom_printf(const char *fmt, ...); -extern void prom_write(const char *buf, unsigned int len); +__printf(1, 2) void prom_printf(const char *fmt, ...); +void prom_write(const char *buf, unsigned int len); /* Multiprocessor operations... */ /* Start the CPU with the given device tree node, context table, and context * at the passed program counter. */ -extern int prom_startcpu(int cpunode, struct linux_prom_registers *context_table, - int context, char *program_counter); +int prom_startcpu(int cpunode, struct linux_prom_registers *context_table, + int context, char *program_counter); /* Initialize the memory lists based upon the prom version. */ void prom_meminit(void); @@ -111,65 +111,65 @@ void prom_meminit(void); /* PROM device tree traversal functions... */ /* Get the child node of the given node, or zero if no child exists. */ -extern phandle prom_getchild(phandle parent_node); +phandle prom_getchild(phandle parent_node); /* Get the next sibling node of the given node, or zero if no further * siblings exist. */ -extern phandle prom_getsibling(phandle node); +phandle prom_getsibling(phandle node); /* Get the length, at the passed node, of the given property type. * Returns -1 on error (ie. no such property at this node). */ -extern int prom_getproplen(phandle thisnode, const char *property); +int prom_getproplen(phandle thisnode, const char *property); /* Fetch the requested property using the given buffer. Returns * the number of bytes the prom put into your buffer or -1 on error. */ -extern int __must_check prom_getproperty(phandle thisnode, const char *property, - char *prop_buffer, int propbuf_size); +int __must_check prom_getproperty(phandle thisnode, const char *property, + char *prop_buffer, int propbuf_size); /* Acquire an integer property. */ -extern int prom_getint(phandle node, char *property); +int prom_getint(phandle node, char *property); /* Acquire an integer property, with a default value. */ -extern int prom_getintdefault(phandle node, char *property, int defval); +int prom_getintdefault(phandle node, char *property, int defval); /* Acquire a boolean property, 0=FALSE 1=TRUE. */ -extern int prom_getbool(phandle node, char *prop); +int prom_getbool(phandle node, char *prop); /* Acquire a string property, null string on error. */ -extern void prom_getstring(phandle node, char *prop, char *buf, int bufsize); +void prom_getstring(phandle node, char *prop, char *buf, int bufsize); /* Search all siblings starting at the passed node for "name" matching * the given string. Returns the node on success, zero on failure. */ -extern phandle prom_searchsiblings(phandle node_start, char *name); +phandle prom_searchsiblings(phandle node_start, char *name); /* Returns the next property after the passed property for the given * node. Returns null string on failure. */ -extern char *prom_nextprop(phandle node, char *prev_property, char *buffer); +char *prom_nextprop(phandle node, char *prev_property, char *buffer); /* Returns phandle of the path specified */ -extern phandle prom_finddevice(char *name); +phandle prom_finddevice(char *name); /* Set the indicated property at the given node with the passed value. * Returns the number of bytes of your value that the prom took. */ -extern int prom_setprop(phandle node, const char *prop_name, char *prop_value, - int value_size); +int prom_setprop(phandle node, const char *prop_name, char *prop_value, + int value_size); -extern phandle prom_inst2pkg(int); +phandle prom_inst2pkg(int); /* Dorking with Bus ranges... */ /* Apply promlib probes OBIO ranges to registers. */ -extern void prom_apply_obio_ranges(struct linux_prom_registers *obioregs, int nregs); +void prom_apply_obio_ranges(struct linux_prom_registers *obioregs, int nregs); /* Apply ranges of any prom node (and optionally parent node as well) to registers. */ -extern void prom_apply_generic_ranges(phandle node, phandle parent, - struct linux_prom_registers *sbusregs, int nregs); +void prom_apply_generic_ranges(phandle node, phandle parent, + struct linux_prom_registers *sbusregs, int nregs); void prom_ranges_init(void); diff --git a/arch/sparc/include/asm/oplib_64.h b/arch/sparc/include/asm/oplib_64.h index a12dbe3b7762..f34682430fcf 100644 --- a/arch/sparc/include/asm/oplib_64.h +++ b/arch/sparc/include/asm/oplib_64.h @@ -62,100 +62,100 @@ struct linux_mem_p1275 { /* You must call prom_init() before using any of the library services, * preferably as early as possible. Pass it the romvec pointer. */ -extern void prom_init(void *cif_handler, void *cif_stack); +void prom_init(void *cif_handler, void *cif_stack); /* Boot argument acquisition, returns the boot command line string. */ -extern char *prom_getbootargs(void); +char *prom_getbootargs(void); /* Miscellaneous routines, don't really fit in any category per se. */ /* Reboot the machine with the command line passed. */ -extern void prom_reboot(const char *boot_command); +void prom_reboot(const char *boot_command); /* Evaluate the forth string passed. */ -extern void prom_feval(const char *forth_string); +void prom_feval(const char *forth_string); /* Enter the prom, with possibility of continuation with the 'go' * command in newer proms. */ -extern void prom_cmdline(void); +void prom_cmdline(void); /* Enter the prom, with no chance of continuation for the stand-alone * which calls this. */ -extern void prom_halt(void) __attribute__ ((noreturn)); +void prom_halt(void) __attribute__ ((noreturn)); /* Halt and power-off the machine. */ -extern void prom_halt_power_off(void) __attribute__ ((noreturn)); +void prom_halt_power_off(void) __attribute__ ((noreturn)); /* Acquire the IDPROM of the root node in the prom device tree. This * gets passed a buffer where you would like it stuffed. The return value * is the format type of this idprom or 0xff on error. */ -extern unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size); +unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size); /* Write a buffer of characters to the console. */ -extern void prom_console_write_buf(const char *buf, int len); +void prom_console_write_buf(const char *buf, int len); /* Prom's internal routines, don't use in kernel/boot code. */ -extern __printf(1, 2) void prom_printf(const char *fmt, ...); -extern void prom_write(const char *buf, unsigned int len); +__printf(1, 2) void prom_printf(const char *fmt, ...); +void prom_write(const char *buf, unsigned int len); /* Multiprocessor operations... */ #ifdef CONFIG_SMP /* Start the CPU with the given device tree node at the passed program * counter with the given arg passed in via register %o0. */ -extern void prom_startcpu(int cpunode, unsigned long pc, unsigned long arg); +void prom_startcpu(int cpunode, unsigned long pc, unsigned long arg); /* Start the CPU with the given cpu ID at the passed program * counter with the given arg passed in via register %o0. */ -extern void prom_startcpu_cpuid(int cpuid, unsigned long pc, unsigned long arg); +void prom_startcpu_cpuid(int cpuid, unsigned long pc, unsigned long arg); /* Stop the CPU with the given cpu ID. */ -extern void prom_stopcpu_cpuid(int cpuid); +void prom_stopcpu_cpuid(int cpuid); /* Stop the current CPU. */ -extern void prom_stopself(void); +void prom_stopself(void); /* Idle the current CPU. */ -extern void prom_idleself(void); +void prom_idleself(void); /* Resume the CPU with the passed device tree node. */ -extern void prom_resumecpu(int cpunode); +void prom_resumecpu(int cpunode); #endif /* Power management interfaces. */ /* Put the current CPU to sleep. */ -extern void prom_sleepself(void); +void prom_sleepself(void); /* Put the entire system to sleep. */ -extern int prom_sleepsystem(void); +int prom_sleepsystem(void); /* Initiate a wakeup event. */ -extern int prom_wakeupsystem(void); +int prom_wakeupsystem(void); /* MMU and memory related OBP interfaces. */ /* Get unique string identifying SIMM at given physical address. */ -extern int prom_getunumber(int syndrome_code, - unsigned long phys_addr, - char *buf, int buflen); +int prom_getunumber(int syndrome_code, + unsigned long phys_addr, + char *buf, int buflen); /* Retain physical memory to the caller across soft resets. */ -extern int prom_retain(const char *name, unsigned long size, - unsigned long align, unsigned long *paddr); +int prom_retain(const char *name, unsigned long size, + unsigned long align, unsigned long *paddr); /* Load explicit I/D TLB entries into the calling processor. */ -extern long prom_itlb_load(unsigned long index, - unsigned long tte_data, - unsigned long vaddr); +long prom_itlb_load(unsigned long index, + unsigned long tte_data, + unsigned long vaddr); -extern long prom_dtlb_load(unsigned long index, - unsigned long tte_data, - unsigned long vaddr); +long prom_dtlb_load(unsigned long index, + unsigned long tte_data, + unsigned long vaddr); /* Map/Unmap client program address ranges. First the format of * the mapping mode argument. @@ -170,81 +170,81 @@ extern long prom_dtlb_load(unsigned long index, #define PROM_MAP_IE 0x0100 /* Invert-Endianness */ #define PROM_MAP_DEFAULT (PROM_MAP_WRITE | PROM_MAP_READ | PROM_MAP_EXEC | PROM_MAP_CACHED) -extern int prom_map(int mode, unsigned long size, - unsigned long vaddr, unsigned long paddr); -extern void prom_unmap(unsigned long size, unsigned long vaddr); +int prom_map(int mode, unsigned long size, + unsigned long vaddr, unsigned long paddr); +void prom_unmap(unsigned long size, unsigned long vaddr); /* PROM device tree traversal functions... */ /* Get the child node of the given node, or zero if no child exists. */ -extern phandle prom_getchild(phandle parent_node); +phandle prom_getchild(phandle parent_node); /* Get the next sibling node of the given node, or zero if no further * siblings exist. */ -extern phandle prom_getsibling(phandle node); +phandle prom_getsibling(phandle node); /* Get the length, at the passed node, of the given property type. * Returns -1 on error (ie. no such property at this node). */ -extern int prom_getproplen(phandle thisnode, const char *property); +int prom_getproplen(phandle thisnode, const char *property); /* Fetch the requested property using the given buffer. Returns * the number of bytes the prom put into your buffer or -1 on error. */ -extern int prom_getproperty(phandle thisnode, const char *property, - char *prop_buffer, int propbuf_size); +int prom_getproperty(phandle thisnode, const char *property, + char *prop_buffer, int propbuf_size); /* Acquire an integer property. */ -extern int prom_getint(phandle node, const char *property); +int prom_getint(phandle node, const char *property); /* Acquire an integer property, with a default value. */ -extern int prom_getintdefault(phandle node, const char *property, int defval); +int prom_getintdefault(phandle node, const char *property, int defval); /* Acquire a boolean property, 0=FALSE 1=TRUE. */ -extern int prom_getbool(phandle node, const char *prop); +int prom_getbool(phandle node, const char *prop); /* Acquire a string property, null string on error. */ -extern void prom_getstring(phandle node, const char *prop, char *buf, - int bufsize); +void prom_getstring(phandle node, const char *prop, char *buf, + int bufsize); /* Does the passed node have the given "name"? YES=1 NO=0 */ -extern int prom_nodematch(phandle thisnode, const char *name); +int prom_nodematch(phandle thisnode, const char *name); /* Search all siblings starting at the passed node for "name" matching * the given string. Returns the node on success, zero on failure. */ -extern phandle prom_searchsiblings(phandle node_start, const char *name); +phandle prom_searchsiblings(phandle node_start, const char *name); /* Return the first property type, as a string, for the given node. * Returns a null string on error. Buffer should be at least 32B long. */ -extern char *prom_firstprop(phandle node, char *buffer); +char *prom_firstprop(phandle node, char *buffer); /* Returns the next property after the passed property for the given * node. Returns null string on failure. Buffer should be at least 32B long. */ -extern char *prom_nextprop(phandle node, const char *prev_property, char *buf); +char *prom_nextprop(phandle node, const char *prev_property, char *buf); /* Returns 1 if the specified node has given property. */ -extern int prom_node_has_property(phandle node, const char *property); +int prom_node_has_property(phandle node, const char *property); /* Returns phandle of the path specified */ -extern phandle prom_finddevice(const char *name); +phandle prom_finddevice(const char *name); /* Set the indicated property at the given node with the passed value. * Returns the number of bytes of your value that the prom took. */ -extern int prom_setprop(phandle node, const char *prop_name, char *prop_value, - int value_size); +int prom_setprop(phandle node, const char *prop_name, char *prop_value, + int value_size); -extern phandle prom_inst2pkg(int); -extern void prom_sun4v_guest_soft_state(void); +phandle prom_inst2pkg(int); +void prom_sun4v_guest_soft_state(void); -extern int prom_ihandle2path(int handle, char *buffer, int bufsize); +int prom_ihandle2path(int handle, char *buffer, int bufsize); /* Client interface level routines. */ -extern void p1275_cmd_direct(unsigned long *); +void p1275_cmd_direct(unsigned long *); #endif /* !(__SPARC64_OPLIB_H) */ diff --git a/arch/sparc/include/asm/page.h b/arch/sparc/include/asm/page.h index f21de0349025..1be2fdec6268 100644 --- a/arch/sparc/include/asm/page.h +++ b/arch/sparc/include/asm/page.h @@ -1,5 +1,8 @@ #ifndef ___ASM_SPARC_PAGE_H #define ___ASM_SPARC_PAGE_H + +#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) + #if defined(__sparc__) && defined(__arch64__) #include <asm/page_64.h> #else diff --git a/arch/sparc/include/asm/page_64.h b/arch/sparc/include/asm/page_64.h index aac53fcea807..bf109984a032 100644 --- a/arch/sparc/include/asm/page_64.h +++ b/arch/sparc/include/asm/page_64.h @@ -31,17 +31,17 @@ #if defined(CONFIG_HUGETLB_PAGE) || defined(CONFIG_TRANSPARENT_HUGEPAGE) struct pt_regs; -extern void hugetlb_setup(struct pt_regs *regs); +void hugetlb_setup(struct pt_regs *regs); #endif #define WANT_PAGE_VIRTUAL -extern void _clear_page(void *page); +void _clear_page(void *page); #define clear_page(X) _clear_page((void *)(X)) struct page; -extern void clear_user_page(void *addr, unsigned long vaddr, struct page *page); +void clear_user_page(void *addr, unsigned long vaddr, struct page *page); #define copy_page(X,Y) memcpy((void *)(X), (void *)(Y), PAGE_SIZE) -extern void copy_user_page(void *to, void *from, unsigned long vaddr, struct page *topage); +void copy_user_page(void *to, void *from, unsigned long vaddr, struct page *topage); /* Unlike sparc32, sparc64's parameter passing API is more * sane in that structures which as small enough are passed diff --git a/arch/sparc/include/asm/pci_64.h b/arch/sparc/include/asm/pci_64.h index c6c7396e7627..bd00a6226169 100644 --- a/arch/sparc/include/asm/pci_64.h +++ b/arch/sparc/include/asm/pci_64.h @@ -52,7 +52,7 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev, /* Return the index of the PCI controller for device PDEV. */ -extern int pci_domain_nr(struct pci_bus *bus); +int pci_domain_nr(struct pci_bus *bus); static inline int pci_proc_domain(struct pci_bus *bus) { return 1; @@ -64,9 +64,9 @@ static inline int pci_proc_domain(struct pci_bus *bus) #define HAVE_ARCH_PCI_GET_UNMAPPED_AREA #define get_pci_unmapped_area get_fb_unmapped_area -extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, - enum pci_mmap_state mmap_state, - int write_combine); +int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, + enum pci_mmap_state mmap_state, + int write_combine); static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) { @@ -74,9 +74,9 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) } #define HAVE_ARCH_PCI_RESOURCE_TO_USER -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); +void pci_resource_to_user(const struct pci_dev *dev, int bar, + const struct resource *rsrc, + resource_size_t *start, resource_size_t *end); #endif /* __KERNEL__ */ #endif /* __SPARC64_PCI_H */ diff --git a/arch/sparc/include/asm/pcic.h b/arch/sparc/include/asm/pcic.h index 6676cbcc8b6a..f41706792592 100644 --- a/arch/sparc/include/asm/pcic.h +++ b/arch/sparc/include/asm/pcic.h @@ -30,10 +30,10 @@ struct linux_pcic { }; #ifdef CONFIG_PCIC_PCI -extern int pcic_present(void); -extern int pcic_probe(void); -extern void pci_time_init(void); -extern void sun4m_pci_init_IRQ(void); +int pcic_present(void); +int pcic_probe(void); +void pci_time_init(void); +void sun4m_pci_init_IRQ(void); #else static inline int pcic_present(void) { return 0; } static inline int pcic_probe(void) { return 0; } diff --git a/arch/sparc/include/asm/pcr.h b/arch/sparc/include/asm/pcr.h index 942bb17f60cd..cdf800c3326c 100644 --- a/arch/sparc/include/asm/pcr.h +++ b/arch/sparc/include/asm/pcr.h @@ -12,8 +12,8 @@ struct pcr_ops { }; extern const struct pcr_ops *pcr_ops; -extern void deferred_pcr_work_irq(int irq, struct pt_regs *regs); -extern void schedule_deferred_pcr_work(void); +void deferred_pcr_work_irq(int irq, struct pt_regs *regs); +void schedule_deferred_pcr_work(void); #define PCR_PIC_PRIV 0x00000001 /* PIC access is privileged */ #define PCR_STRACE 0x00000002 /* Trace supervisor events */ @@ -45,6 +45,6 @@ extern void schedule_deferred_pcr_work(void); #define PCR_N4_PICNHT 0x00020000 /* PIC non-hypervisor trap */ #define PCR_N4_NTC 0x00040000 /* Next-To-Commit wrap */ -extern int pcr_arch_init(void); +int pcr_arch_init(void); #endif /* __PCR_H */ diff --git a/arch/sparc/include/asm/pgalloc_32.h b/arch/sparc/include/asm/pgalloc_32.h index 9b1c36de0f18..a3890da94428 100644 --- a/arch/sparc/include/asm/pgalloc_32.h +++ b/arch/sparc/include/asm/pgalloc_32.h @@ -14,6 +14,8 @@ struct page; void *srmmu_get_nocache(int size, int align); void srmmu_free_nocache(void *addr, int size); +extern struct resource sparc_iomap; + #define check_pgt_cache() do { } while (0) pgd_t *get_pgd_fast(void); diff --git a/arch/sparc/include/asm/pgalloc_64.h b/arch/sparc/include/asm/pgalloc_64.h index bcfe063bce23..39a7ac49b00c 100644 --- a/arch/sparc/include/asm/pgalloc_64.h +++ b/arch/sparc/include/asm/pgalloc_64.h @@ -38,12 +38,12 @@ static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) kmem_cache_free(pgtable_cache, pmd); } -extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm, - unsigned long address); -extern pgtable_t pte_alloc_one(struct mm_struct *mm, - unsigned long address); -extern void pte_free_kernel(struct mm_struct *mm, pte_t *pte); -extern void pte_free(struct mm_struct *mm, pgtable_t ptepage); +pte_t *pte_alloc_one_kernel(struct mm_struct *mm, + unsigned long address); +pgtable_t pte_alloc_one(struct mm_struct *mm, + unsigned long address); +void pte_free_kernel(struct mm_struct *mm, pte_t *pte); +void pte_free(struct mm_struct *mm, pgtable_t ptepage); #define pmd_populate_kernel(MM, PMD, PTE) pmd_set(MM, PMD, PTE) #define pmd_populate(MM, PMD, PTE) pmd_set(MM, PMD, PTE) @@ -51,12 +51,12 @@ extern void pte_free(struct mm_struct *mm, pgtable_t ptepage); #define check_pgt_cache() do { } while (0) -extern void pgtable_free(void *table, bool is_page); +void pgtable_free(void *table, bool is_page); #ifdef CONFIG_SMP struct mmu_gather; -extern void tlb_remove_table(struct mmu_gather *, void *); +void tlb_remove_table(struct mmu_gather *, void *); static inline void pgtable_free_tlb(struct mmu_gather *tlb, void *table, bool is_page) { diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h index 502f632f6cc7..b9b91ae19fe1 100644 --- a/arch/sparc/include/asm/pgtable_32.h +++ b/arch/sparc/include/asm/pgtable_32.h @@ -25,8 +25,9 @@ struct vm_area_struct; struct page; -extern void load_mmu(void); -extern unsigned long calc_highpages(void); +void load_mmu(void); +unsigned long calc_highpages(void); +unsigned long __init bootmem_init(unsigned long *pages_avail); #define pte_ERROR(e) __builtin_trap() #define pmd_ERROR(e) __builtin_trap() @@ -56,7 +57,7 @@ extern unsigned long calc_highpages(void); * srmmu.c will assign the real one (which is dynamically sized) */ #define swapper_pg_dir NULL -extern void paging_init(void); +void paging_init(void); extern unsigned long ptr_in_current_pgd; @@ -428,8 +429,8 @@ extern unsigned long *sparc_valid_addr_bitmap; #define GET_IOSPACE(pfn) (pfn >> (BITS_PER_LONG - 4)) #define GET_PFN(pfn) (pfn & 0x0fffffffUL) -extern int remap_pfn_range(struct vm_area_struct *, unsigned long, unsigned long, - unsigned long, pgprot_t); +int remap_pfn_range(struct vm_area_struct *, unsigned long, unsigned long, + unsigned long, pgprot_t); static inline int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h index 1a49ffdf9da9..3770bf5c6e1b 100644 --- a/arch/sparc/include/asm/pgtable_64.h +++ b/arch/sparc/include/asm/pgtable_64.h @@ -210,9 +210,9 @@ static inline bool kern_addr_valid(unsigned long addr) #ifndef __ASSEMBLY__ -extern pte_t mk_pte_io(unsigned long, pgprot_t, int, unsigned long); +pte_t mk_pte_io(unsigned long, pgprot_t, int, unsigned long); -extern unsigned long pte_sz_bits(unsigned long size); +unsigned long pte_sz_bits(unsigned long size); extern pgprot_t PAGE_KERNEL; extern pgprot_t PAGE_KERNEL_LOCKED; @@ -780,8 +780,8 @@ static inline int pmd_present(pmd_t pmd) !__kern_addr_valid(pud_val(pud))) #ifdef CONFIG_TRANSPARENT_HUGEPAGE -extern void set_pmd_at(struct mm_struct *mm, unsigned long addr, - pmd_t *pmdp, pmd_t pmd); +void set_pmd_at(struct mm_struct *mm, unsigned long addr, + pmd_t *pmdp, pmd_t pmd); #else static inline void set_pmd_at(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, pmd_t pmd) @@ -840,8 +840,8 @@ static inline unsigned long __pmd_page(pmd_t pmd) #define pte_unmap(pte) do { } while (0) /* Actual page table PTE updates. */ -extern void tlb_batch_add(struct mm_struct *mm, unsigned long vaddr, - pte_t *ptep, pte_t orig, int fullmm); +void tlb_batch_add(struct mm_struct *mm, unsigned long vaddr, + pte_t *ptep, pte_t orig, int fullmm); #define __HAVE_ARCH_PMDP_GET_AND_CLEAR static inline pmd_t pmdp_get_and_clear(struct mm_struct *mm, @@ -900,28 +900,28 @@ static inline void __set_pte_at(struct mm_struct *mm, unsigned long addr, extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; extern pmd_t swapper_low_pmd_dir[PTRS_PER_PMD]; -extern void paging_init(void); -extern unsigned long find_ecache_flush_span(unsigned long size); +void paging_init(void); +unsigned long find_ecache_flush_span(unsigned long size); struct seq_file; -extern void mmu_info(struct seq_file *); +void mmu_info(struct seq_file *); struct vm_area_struct; -extern void update_mmu_cache(struct vm_area_struct *, unsigned long, pte_t *); +void update_mmu_cache(struct vm_area_struct *, unsigned long, pte_t *); #ifdef CONFIG_TRANSPARENT_HUGEPAGE -extern void update_mmu_cache_pmd(struct vm_area_struct *vma, unsigned long addr, - pmd_t *pmd); +void update_mmu_cache_pmd(struct vm_area_struct *vma, unsigned long addr, + pmd_t *pmd); #define __HAVE_ARCH_PMDP_INVALIDATE extern void pmdp_invalidate(struct vm_area_struct *vma, unsigned long address, pmd_t *pmdp); #define __HAVE_ARCH_PGTABLE_DEPOSIT -extern void pgtable_trans_huge_deposit(struct mm_struct *mm, pmd_t *pmdp, - pgtable_t pgtable); +void pgtable_trans_huge_deposit(struct mm_struct *mm, pmd_t *pmdp, + pgtable_t pgtable); #define __HAVE_ARCH_PGTABLE_WITHDRAW -extern pgtable_t pgtable_trans_huge_withdraw(struct mm_struct *mm, pmd_t *pmdp); +pgtable_t pgtable_trans_huge_withdraw(struct mm_struct *mm, pmd_t *pmdp); #endif /* Encode and de-code a swap entry */ @@ -937,12 +937,12 @@ extern pgtable_t pgtable_trans_huge_withdraw(struct mm_struct *mm, pmd_t *pmdp); #define __swp_entry_to_pte(x) ((pte_t) { (x).val }) /* File offset in PTE support. */ -extern unsigned long pte_file(pte_t); +unsigned long pte_file(pte_t); #define pte_to_pgoff(pte) (pte_val(pte) >> PAGE_SHIFT) -extern pte_t pgoff_to_pte(unsigned long); +pte_t pgoff_to_pte(unsigned long); #define PTE_FILE_MAX_BITS (64UL - PAGE_SHIFT - 1UL) -extern int page_in_phys_avail(unsigned long paddr); +int page_in_phys_avail(unsigned long paddr); /* * For sparc32&64, the pfn in io_remap_pfn_range() carries <iospace> in @@ -952,8 +952,8 @@ extern int page_in_phys_avail(unsigned long paddr); #define GET_IOSPACE(pfn) (pfn >> (BITS_PER_LONG - 4)) #define GET_PFN(pfn) (pfn & 0x0fffffffffffffffUL) -extern int remap_pfn_range(struct vm_area_struct *, unsigned long, unsigned long, - unsigned long, pgprot_t); +int remap_pfn_range(struct vm_area_struct *, unsigned long, unsigned long, + unsigned long, pgprot_t); static inline int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, @@ -981,20 +981,20 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma, /* We provide a special get_unmapped_area for framebuffer mmaps to try and use * the largest alignment possible such that larget PTEs can be used. */ -extern unsigned long get_fb_unmapped_area(struct file *filp, unsigned long, - unsigned long, unsigned long, - unsigned long); +unsigned long get_fb_unmapped_area(struct file *filp, unsigned long, + unsigned long, unsigned long, + unsigned long); #define HAVE_ARCH_FB_UNMAPPED_AREA -extern void pgtable_cache_init(void); -extern void sun4v_register_fault_status(void); -extern void sun4v_ktsb_register(void); -extern void __init cheetah_ecache_flush_init(void); -extern void sun4v_patch_tlb_handlers(void); +void pgtable_cache_init(void); +void sun4v_register_fault_status(void); +void sun4v_ktsb_register(void); +void __init cheetah_ecache_flush_init(void); +void sun4v_patch_tlb_handlers(void); extern unsigned long cmdline_memory_size; -extern asmlinkage void do_sparc64_fault(struct pt_regs *regs); +asmlinkage void do_sparc64_fault(struct pt_regs *regs); #endif /* !(__ASSEMBLY__) */ diff --git a/arch/sparc/include/asm/processor_32.h b/arch/sparc/include/asm/processor_32.h index 2c7baa4c4505..a564817bbc2e 100644 --- a/arch/sparc/include/asm/processor_32.h +++ b/arch/sparc/include/asm/processor_32.h @@ -74,7 +74,7 @@ struct thread_struct { } /* Return saved PC of a blocked thread. */ -extern unsigned long thread_saved_pc(struct task_struct *t); +unsigned long thread_saved_pc(struct task_struct *t); /* Do necessary setup to start up a newly executed thread. */ static inline void start_thread(struct pt_regs * regs, unsigned long pc, @@ -107,7 +107,7 @@ static inline void start_thread(struct pt_regs * regs, unsigned long pc, /* Free all resources held by a thread. */ #define release_thread(tsk) do { } while(0) -extern unsigned long get_wchan(struct task_struct *); +unsigned long get_wchan(struct task_struct *); #define task_pt_regs(tsk) ((tsk)->thread.kregs) #define KSTK_EIP(tsk) ((tsk)->thread.kregs->pc) @@ -116,6 +116,7 @@ extern unsigned long get_wchan(struct task_struct *); #ifdef __KERNEL__ extern struct task_struct *last_task_used_math; +int do_mathemu(struct pt_regs *regs, struct task_struct *fpt); #define cpu_relax() barrier() extern void (*sparc_idle)(void); diff --git a/arch/sparc/include/asm/processor_64.h b/arch/sparc/include/asm/processor_64.h index 4c3f7f01c709..7028fe1a7c04 100644 --- a/arch/sparc/include/asm/processor_64.h +++ b/arch/sparc/include/asm/processor_64.h @@ -95,7 +95,7 @@ struct thread_struct { /* Return saved PC of a blocked thread. */ struct task_struct; -extern unsigned long thread_saved_pc(struct task_struct *); +unsigned long thread_saved_pc(struct task_struct *); /* On Uniprocessor, even in RMO processes see TSO semantics */ #ifdef CONFIG_SMP @@ -194,7 +194,7 @@ do { \ /* Free all resources held by a thread. */ #define release_thread(tsk) do { } while (0) -extern unsigned long get_wchan(struct task_struct *task); +unsigned long get_wchan(struct task_struct *task); #define task_pt_regs(tsk) (task_thread_info(tsk)->kregs) #define KSTK_EIP(tsk) (task_pt_regs(tsk)->tpc) @@ -253,6 +253,8 @@ static inline void prefetchw(const void *x) #define HAVE_ARCH_PICK_MMAP_LAYOUT +int do_mathemu(struct pt_regs *regs, struct fpustate *f, bool illegal_insn_trap); + #endif /* !(__ASSEMBLY__) */ #endif /* !(__ASM_SPARC64_PROCESSOR_H) */ diff --git a/arch/sparc/include/asm/prom.h b/arch/sparc/include/asm/prom.h index 11ebd659e7b6..d955c8df62d6 100644 --- a/arch/sparc/include/asm/prom.h +++ b/arch/sparc/include/asm/prom.h @@ -36,28 +36,28 @@ struct of_irq_controller { void *data; }; -extern struct device_node *of_find_node_by_cpuid(int cpuid); -extern int of_set_property(struct device_node *node, const char *name, void *val, int len); +struct device_node *of_find_node_by_cpuid(int cpuid); +int of_set_property(struct device_node *node, const char *name, void *val, int len); extern struct mutex of_set_property_mutex; -extern int of_getintprop_default(struct device_node *np, - const char *name, +int of_getintprop_default(struct device_node *np, + const char *name, int def); -extern int of_find_in_proplist(const char *list, const char *match, int len); +int of_find_in_proplist(const char *list, const char *match, int len); -extern void prom_build_devicetree(void); -extern void of_populate_present_mask(void); -extern void of_fill_in_cpu_data(void); +void prom_build_devicetree(void); +void of_populate_present_mask(void); +void of_fill_in_cpu_data(void); struct resource; -extern void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name); -extern void of_iounmap(struct resource *res, void __iomem *base, unsigned long size); +void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name); +void of_iounmap(struct resource *res, void __iomem *base, unsigned long size); extern struct device_node *of_console_device; extern char *of_console_path; extern char *of_console_options; -extern void irq_trans_init(struct device_node *dp); -extern char *build_path_component(struct device_node *dp); +void irq_trans_init(struct device_node *dp); +char *build_path_component(struct device_node *dp); #endif /* __KERNEL__ */ #endif /* _SPARC_PROM_H */ diff --git a/arch/sparc/include/asm/ptrace.h b/arch/sparc/include/asm/ptrace.h index bdfafd7af46f..bac6a946ee00 100644 --- a/arch/sparc/include/asm/ptrace.h +++ b/arch/sparc/include/asm/ptrace.h @@ -73,7 +73,7 @@ static inline long regs_return_value(struct pt_regs *regs) return regs->u_regs[UREG_I0]; } #ifdef CONFIG_SMP -extern unsigned long profile_pc(struct pt_regs *); +unsigned long profile_pc(struct pt_regs *); #else #define profile_pc(regs) instruction_pointer(regs) #endif diff --git a/arch/sparc/include/asm/setup.h b/arch/sparc/include/asm/setup.h index 5e35e0517318..f5fffd84d0dd 100644 --- a/arch/sparc/include/asm/setup.h +++ b/arch/sparc/include/asm/setup.h @@ -4,8 +4,9 @@ #ifndef _SPARC_SETUP_H #define _SPARC_SETUP_H -#include <uapi/asm/setup.h> +#include <linux/interrupt.h> +#include <uapi/asm/setup.h> extern char reboot_command[]; @@ -22,9 +23,43 @@ static inline int con_is_present(void) { return serial_console ? 0 : 1; } + +/* from irq_32.c */ +extern volatile unsigned char *fdc_status; +extern char *pdma_vaddr; +extern unsigned long pdma_size; +extern volatile int doing_pdma; + +/* This is software state */ +extern char *pdma_base; +extern unsigned long pdma_areasize; + +int sparc_floppy_request_irq(unsigned int irq, irq_handler_t irq_handler); + +/* setup_32.c */ +extern unsigned long cmdline_memory_size; + +/* devices.c */ +void __init device_scan(void); + +/* unaligned_32.c */ +unsigned long safe_compute_effective_address(struct pt_regs *, unsigned int); + +#endif + +#ifdef CONFIG_SPARC64 +/* unaligned_64.c */ +int handle_ldf_stq(u32 insn, struct pt_regs *regs); +void handle_ld_nf(u32 insn, struct pt_regs *regs); + +/* init_64.c */ +extern atomic_t dcpage_flushes; +extern atomic_t dcpage_flushes_xcall; + +extern int sysctl_tsb_ratio; #endif -extern void sun_do_break(void); +void sun_do_break(void); extern int stop_a_enabled; extern int scons_pwroff; diff --git a/arch/sparc/include/asm/sfp-machine_32.h b/arch/sparc/include/asm/sfp-machine_32.h index 01d9c3b5a73b..838c9d58f3b4 100644 --- a/arch/sparc/include/asm/sfp-machine_32.h +++ b/arch/sparc/include/asm/sfp-machine_32.h @@ -79,9 +79,9 @@ __asm__ ("addcc %r7,%8,%2\n\t" \ "addxcc %r5,%6,%1\n\t" \ "addx %r3,%4,%0\n" \ - : "=r" ((USItype)(r2)), \ - "=&r" ((USItype)(r1)), \ - "=&r" ((USItype)(r0)) \ + : "=r" (r2), \ + "=&r" (r1), \ + "=&r" (r0) \ : "%rJ" ((USItype)(x2)), \ "rI" ((USItype)(y2)), \ "%rJ" ((USItype)(x1)), \ @@ -94,9 +94,9 @@ __asm__ ("subcc %r7,%8,%2\n\t" \ "subxcc %r5,%6,%1\n\t" \ "subx %r3,%4,%0\n" \ - : "=r" ((USItype)(r2)), \ - "=&r" ((USItype)(r1)), \ - "=&r" ((USItype)(r0)) \ + : "=r" (r2), \ + "=&r" (r1), \ + "=&r" (r0) \ : "%rJ" ((USItype)(x2)), \ "rI" ((USItype)(y2)), \ "%rJ" ((USItype)(x1)), \ @@ -115,8 +115,8 @@ "addxcc %r6,%7,%0\n\t" \ "addxcc %r4,%5,%%g2\n\t" \ "addx %r2,%3,%%g1\n\t" \ - : "=&r" ((USItype)(r1)), \ - "=&r" ((USItype)(r0)) \ + : "=&r" (r1), \ + "=&r" (r0) \ : "%rJ" ((USItype)(x3)), \ "rI" ((USItype)(y3)), \ "%rJ" ((USItype)(x2)), \ @@ -140,8 +140,8 @@ "subxcc %r6,%7,%0\n\t" \ "subxcc %r4,%5,%%g2\n\t" \ "subx %r2,%3,%%g1\n\t" \ - : "=&r" ((USItype)(r1)), \ - "=&r" ((USItype)(r0)) \ + : "=&r" (r1), \ + "=&r" (r0) \ : "%rJ" ((USItype)(x3)), \ "rI" ((USItype)(y3)), \ "%rJ" ((USItype)(x2)), \ @@ -164,10 +164,10 @@ "addxcc %2,%%g0,%2\n\t" \ "addxcc %1,%%g0,%1\n\t" \ "addx %0,%%g0,%0\n\t" \ - : "=&r" ((USItype)(x3)), \ - "=&r" ((USItype)(x2)), \ - "=&r" ((USItype)(x1)), \ - "=&r" ((USItype)(x0)) \ + : "=&r" (x3), \ + "=&r" (x2), \ + "=&r" (x1), \ + "=&r" (x0) \ : "rI" ((USItype)(i)), \ "0" ((USItype)(x3)), \ "1" ((USItype)(x2)), \ diff --git a/arch/sparc/include/asm/smp_32.h b/arch/sparc/include/asm/smp_32.h index 3c8917f054de..7c24e08a88d2 100644 --- a/arch/sparc/include/asm/smp_32.h +++ b/arch/sparc/include/asm/smp_32.h @@ -93,15 +93,15 @@ static inline void xc4(smpfunc_t func, unsigned long arg1, unsigned long arg2, arg1, arg2, arg3, arg4); } -extern void arch_send_call_function_single_ipi(int cpu); -extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); +void arch_send_call_function_single_ipi(int cpu); +void arch_send_call_function_ipi_mask(const struct cpumask *mask); static inline int cpu_logical_map(int cpu) { return cpu; } -extern int hard_smp_processor_id(void); +int hard_smp_processor_id(void); #define raw_smp_processor_id() (current_thread_info()->cpu) diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h index 05710393959f..26d9e7726867 100644 --- a/arch/sparc/include/asm/smp_64.h +++ b/arch/sparc/include/asm/smp_64.h @@ -33,29 +33,35 @@ DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); extern cpumask_t cpu_core_map[NR_CPUS]; -extern void arch_send_call_function_single_ipi(int cpu); -extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); +void arch_send_call_function_single_ipi(int cpu); +void arch_send_call_function_ipi_mask(const struct cpumask *mask); /* * General functions that each host system must provide. */ -extern int hard_smp_processor_id(void); +int hard_smp_processor_id(void); #define raw_smp_processor_id() (current_thread_info()->cpu) -extern void smp_fill_in_sib_core_maps(void); -extern void cpu_play_dead(void); +void smp_fill_in_sib_core_maps(void); +void cpu_play_dead(void); -extern void smp_fetch_global_regs(void); -extern void smp_fetch_global_pmu(void); +void smp_fetch_global_regs(void); +void smp_fetch_global_pmu(void); struct seq_file; void smp_bogo(struct seq_file *); void smp_info(struct seq_file *); +void smp_callin(void); +void cpu_panic(void); +void smp_synchronize_tick_client(void); +void smp_capture(void); +void smp_release(void); + #ifdef CONFIG_HOTPLUG_CPU -extern int __cpu_disable(void); -extern void __cpu_die(unsigned int cpu); +int __cpu_disable(void); +void __cpu_die(unsigned int cpu); #endif #endif /* !(__ASSEMBLY__) */ diff --git a/arch/sparc/include/asm/spitfire.h b/arch/sparc/include/asm/spitfire.h index 6b67e50fb9b4..3fc58691dbd0 100644 --- a/arch/sparc/include/asm/spitfire.h +++ b/arch/sparc/include/asm/spitfire.h @@ -62,7 +62,7 @@ extern enum ultra_tlb_layout tlb_type; extern int sun4v_chip_type; extern int cheetah_pcache_forced_on; -extern void cheetah_enable_pcache(void); +void cheetah_enable_pcache(void); #define sparc64_highest_locked_tlbent() \ (tlb_type == spitfire ? \ diff --git a/arch/sparc/include/asm/stacktrace.h b/arch/sparc/include/asm/stacktrace.h index 6cee39adf6d6..c30d066f3048 100644 --- a/arch/sparc/include/asm/stacktrace.h +++ b/arch/sparc/include/asm/stacktrace.h @@ -1,6 +1,6 @@ #ifndef _SPARC64_STACKTRACE_H #define _SPARC64_STACKTRACE_H -extern void stack_trace_flush(void); +void stack_trace_flush(void); #endif /* _SPARC64_STACKTRACE_H */ diff --git a/arch/sparc/include/asm/starfire.h b/arch/sparc/include/asm/starfire.h index d56ce60a5992..c100dc27a0a9 100644 --- a/arch/sparc/include/asm/starfire.h +++ b/arch/sparc/include/asm/starfire.h @@ -11,10 +11,10 @@ extern int this_is_starfire; -extern void check_if_starfire(void); -extern int starfire_hard_smp_processor_id(void); -extern void starfire_hookup(int); -extern unsigned int starfire_translate(unsigned long imap, unsigned int upaid); +void check_if_starfire(void); +int starfire_hard_smp_processor_id(void); +void starfire_hookup(int); +unsigned int starfire_translate(unsigned long imap, unsigned int upaid); #endif #endif diff --git a/arch/sparc/include/asm/string_32.h b/arch/sparc/include/asm/string_32.h index 12f67857152e..69974e924611 100644 --- a/arch/sparc/include/asm/string_32.h +++ b/arch/sparc/include/asm/string_32.h @@ -15,7 +15,7 @@ #ifdef __KERNEL__ -extern void __memmove(void *,const void *,__kernel_size_t); +void __memmove(void *,const void *,__kernel_size_t); #ifndef EXPORT_SYMTAB_STROPS @@ -40,8 +40,8 @@ extern void __memmove(void *,const void *,__kernel_size_t); #undef memscan #define memscan(__arg0, __char, __arg2) \ ({ \ - extern void *__memscan_zero(void *, size_t); \ - extern void *__memscan_generic(void *, int, size_t); \ + void *__memscan_zero(void *, size_t); \ + void *__memscan_generic(void *, int, size_t); \ void *__retval, *__addr = (__arg0); \ size_t __size = (__arg2); \ \ @@ -54,14 +54,14 @@ extern void __memmove(void *,const void *,__kernel_size_t); }) #define __HAVE_ARCH_MEMCMP -extern int memcmp(const void *,const void *,__kernel_size_t); +int memcmp(const void *,const void *,__kernel_size_t); /* Now the str*() stuff... */ #define __HAVE_ARCH_STRLEN -extern __kernel_size_t strlen(const char *); +__kernel_size_t strlen(const char *); #define __HAVE_ARCH_STRNCMP -extern int strncmp(const char *, const char *, __kernel_size_t); +int strncmp(const char *, const char *, __kernel_size_t); #endif /* !EXPORT_SYMTAB_STROPS */ diff --git a/arch/sparc/include/asm/string_64.h b/arch/sparc/include/asm/string_64.h index 9623bc213158..5936b8ff3c05 100644 --- a/arch/sparc/include/asm/string_64.h +++ b/arch/sparc/include/asm/string_64.h @@ -19,7 +19,7 @@ /* First the mem*() things. */ #define __HAVE_ARCH_MEMMOVE -extern void *memmove(void *, const void *, __kernel_size_t); +void *memmove(void *, const void *, __kernel_size_t); #define __HAVE_ARCH_MEMCPY #define memcpy(t, f, n) __builtin_memcpy(t, f, n) @@ -32,8 +32,8 @@ extern void *memmove(void *, const void *, __kernel_size_t); #undef memscan #define memscan(__arg0, __char, __arg2) \ ({ \ - extern void *__memscan_zero(void *, size_t); \ - extern void *__memscan_generic(void *, int, size_t); \ + void *__memscan_zero(void *, size_t); \ + void *__memscan_generic(void *, int, size_t); \ void *__retval, *__addr = (__arg0); \ size_t __size = (__arg2); \ \ @@ -46,14 +46,14 @@ extern void *memmove(void *, const void *, __kernel_size_t); }) #define __HAVE_ARCH_MEMCMP -extern int memcmp(const void *,const void *,__kernel_size_t); +int memcmp(const void *,const void *,__kernel_size_t); /* Now the str*() stuff... */ #define __HAVE_ARCH_STRLEN -extern __kernel_size_t strlen(const char *); +__kernel_size_t strlen(const char *); #define __HAVE_ARCH_STRNCMP -extern int strncmp(const char *, const char *, __kernel_size_t); +int strncmp(const char *, const char *, __kernel_size_t); #endif /* !EXPORT_SYMTAB_STROPS */ diff --git a/arch/sparc/include/asm/switch_to_32.h b/arch/sparc/include/asm/switch_to_32.h index e32e82b76eed..16f10374feb3 100644 --- a/arch/sparc/include/asm/switch_to_32.h +++ b/arch/sparc/include/asm/switch_to_32.h @@ -99,8 +99,8 @@ extern struct thread_info *current_set[NR_CPUS]; "o0", "o1", "o2", "o3", "o7"); \ } while(0) -extern void fpsave(unsigned long *fpregs, unsigned long *fsr, - void *fpqueue, unsigned long *fpqdepth); -extern void synchronize_user_stack(void); +void fpsave(unsigned long *fpregs, unsigned long *fsr, + void *fpqueue, unsigned long *fpqdepth); +void synchronize_user_stack(void); #endif /* __SPARC_SWITCH_TO_H */ diff --git a/arch/sparc/include/asm/switch_to_64.h b/arch/sparc/include/asm/switch_to_64.h index 8d284801f232..10e76332dc99 100644 --- a/arch/sparc/include/asm/switch_to_64.h +++ b/arch/sparc/include/asm/switch_to_64.h @@ -65,7 +65,7 @@ do { save_and_clear_fpu(); \ "o0", "o1", "o2", "o3", "o4", "o5", "o7"); \ } while(0) -extern void synchronize_user_stack(void); -extern void fault_in_user_windows(void); +void synchronize_user_stack(void); +void fault_in_user_windows(void); #endif /* __SPARC64_SWITCH_TO_64_H */ diff --git a/arch/sparc/include/asm/syscalls.h b/arch/sparc/include/asm/syscalls.h index bf8972adea17..b0a0db8ea61a 100644 --- a/arch/sparc/include/asm/syscalls.h +++ b/arch/sparc/include/asm/syscalls.h @@ -3,9 +3,9 @@ struct pt_regs; -extern asmlinkage long sparc_do_fork(unsigned long clone_flags, - unsigned long stack_start, - struct pt_regs *regs, - unsigned long stack_size); +asmlinkage long sparc_do_fork(unsigned long clone_flags, + unsigned long stack_start, + struct pt_regs *regs, + unsigned long stack_size); #endif /* _SPARC64_SYSCALLS_H */ diff --git a/arch/sparc/include/asm/timer_32.h b/arch/sparc/include/asm/timer_32.h index 72f40a546de3..f8e708a0aa58 100644 --- a/arch/sparc/include/asm/timer_32.h +++ b/arch/sparc/include/asm/timer_32.h @@ -32,13 +32,13 @@ static inline unsigned int timer_value(unsigned int value) return (value + 1) << TIMER_VALUE_SHIFT; } -extern __volatile__ unsigned int *master_l10_counter; +extern volatile u32 __iomem *master_l10_counter; -extern irqreturn_t notrace timer_interrupt(int dummy, void *dev_id); +irqreturn_t notrace timer_interrupt(int dummy, void *dev_id); #ifdef CONFIG_SMP DECLARE_PER_CPU(struct clock_event_device, sparc32_clockevent); -extern void register_percpu_ce(int cpu); +void register_percpu_ce(int cpu); #endif #endif /* !(_SPARC_TIMER_H) */ diff --git a/arch/sparc/include/asm/timer_64.h b/arch/sparc/include/asm/timer_64.h index 01197d8215c4..fce415034000 100644 --- a/arch/sparc/include/asm/timer_64.h +++ b/arch/sparc/include/asm/timer_64.h @@ -23,8 +23,8 @@ struct sparc64_tick_ops { extern struct sparc64_tick_ops *tick_ops; -extern unsigned long sparc64_get_clock_tick(unsigned int cpu); -extern void setup_sparc64_timer(void); -extern void __init time_init(void); +unsigned long sparc64_get_clock_tick(unsigned int cpu); +void setup_sparc64_timer(void); +void __init time_init(void); #endif /* _SPARC64_TIMER_H */ diff --git a/arch/sparc/include/asm/tlb_64.h b/arch/sparc/include/asm/tlb_64.h index 190e18913cc6..4cb392f75d2b 100644 --- a/arch/sparc/include/asm/tlb_64.h +++ b/arch/sparc/include/asm/tlb_64.h @@ -8,19 +8,19 @@ #include <asm/mmu_context.h> #ifdef CONFIG_SMP -extern void smp_flush_tlb_pending(struct mm_struct *, +void smp_flush_tlb_pending(struct mm_struct *, unsigned long, unsigned long *); #endif #ifdef CONFIG_SMP -extern void smp_flush_tlb_mm(struct mm_struct *mm); +void smp_flush_tlb_mm(struct mm_struct *mm); #define do_flush_tlb_mm(mm) smp_flush_tlb_mm(mm) #else #define do_flush_tlb_mm(mm) __flush_tlb_mm(CTX_HWBITS(mm->context), SECONDARY_CONTEXT) #endif -extern void __flush_tlb_pending(unsigned long, unsigned long, unsigned long *); -extern void flush_tlb_pending(void); +void __flush_tlb_pending(unsigned long, unsigned long, unsigned long *); +void flush_tlb_pending(void); #define tlb_start_vma(tlb, vma) do { } while (0) #define tlb_end_vma(tlb, vma) do { } while (0) diff --git a/arch/sparc/include/asm/tlbflush_64.h b/arch/sparc/include/asm/tlbflush_64.h index 3c3c89f52643..816d8202fa0a 100644 --- a/arch/sparc/include/asm/tlbflush_64.h +++ b/arch/sparc/include/asm/tlbflush_64.h @@ -14,9 +14,9 @@ struct tlb_batch { unsigned long vaddrs[TLB_BATCH_NR]; }; -extern void flush_tsb_kernel_range(unsigned long start, unsigned long end); -extern void flush_tsb_user(struct tlb_batch *tb); -extern void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr); +void flush_tsb_kernel_range(unsigned long start, unsigned long end); +void flush_tsb_user(struct tlb_batch *tb); +void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr); /* TLB flush operations. */ @@ -36,15 +36,15 @@ static inline void flush_tlb_range(struct vm_area_struct *vma, #define __HAVE_ARCH_ENTER_LAZY_MMU_MODE -extern void flush_tlb_pending(void); -extern void arch_enter_lazy_mmu_mode(void); -extern void arch_leave_lazy_mmu_mode(void); +void flush_tlb_pending(void); +void arch_enter_lazy_mmu_mode(void); +void arch_leave_lazy_mmu_mode(void); #define arch_flush_lazy_mmu_mode() do {} while (0) /* Local cpu only. */ -extern void __flush_tlb_all(void); -extern void __flush_tlb_page(unsigned long context, unsigned long vaddr); -extern void __flush_tlb_kernel_range(unsigned long start, unsigned long end); +void __flush_tlb_all(void); +void __flush_tlb_page(unsigned long context, unsigned long vaddr); +void __flush_tlb_kernel_range(unsigned long start, unsigned long end); #ifndef CONFIG_SMP @@ -60,8 +60,8 @@ static inline void global_flush_tlb_page(struct mm_struct *mm, unsigned long vad #else /* CONFIG_SMP */ -extern void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end); -extern void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr); +void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end); +void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr); #define flush_tlb_kernel_range(start, end) \ do { flush_tsb_kernel_range(start,end); \ diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h index a2d10fc64faf..ed8f071132e4 100644 --- a/arch/sparc/include/asm/topology_64.h +++ b/arch/sparc/include/asm/topology_64.h @@ -18,7 +18,7 @@ static inline int cpu_to_node(int cpu) struct pci_bus; #ifdef CONFIG_PCI -extern int pcibus_to_node(struct pci_bus *pbus); +int pcibus_to_node(struct pci_bus *pbus); #else static inline int pcibus_to_node(struct pci_bus *pbus) { diff --git a/arch/sparc/include/asm/trap_block.h b/arch/sparc/include/asm/trap_block.h index 7e26b2db6211..6fd4436d32f0 100644 --- a/arch/sparc/include/asm/trap_block.h +++ b/arch/sparc/include/asm/trap_block.h @@ -51,11 +51,11 @@ struct trap_per_cpu { unsigned long __per_cpu_base; } __attribute__((aligned(64))); extern struct trap_per_cpu trap_block[NR_CPUS]; -extern void init_cur_cpu_trap(struct thread_info *); -extern void setup_tba(void); +void init_cur_cpu_trap(struct thread_info *); +void setup_tba(void); extern int ncpus_probed; -extern unsigned long real_hard_smp_processor_id(void); +unsigned long real_hard_smp_processor_id(void); struct cpuid_patch_entry { unsigned int addr; diff --git a/arch/sparc/include/asm/uaccess.h b/arch/sparc/include/asm/uaccess.h index 0167d26d0d1d..bd56c28fff9f 100644 --- a/arch/sparc/include/asm/uaccess.h +++ b/arch/sparc/include/asm/uaccess.h @@ -9,6 +9,6 @@ #define user_addr_max() \ (segment_eq(get_fs(), USER_DS) ? TASK_SIZE : ~0UL) -extern long strncpy_from_user(char *dest, const char __user *src, long count); +long strncpy_from_user(char *dest, const char __user *src, long count); #endif diff --git a/arch/sparc/include/asm/uaccess_32.h b/arch/sparc/include/asm/uaccess_32.h index 53a28dd59f59..9634d086fc56 100644 --- a/arch/sparc/include/asm/uaccess_32.h +++ b/arch/sparc/include/asm/uaccess_32.h @@ -78,9 +78,9 @@ struct exception_table_entry }; /* Returns 0 if exception not found and fixup otherwise. */ -extern unsigned long search_extables_range(unsigned long addr, unsigned long *g2); +unsigned long search_extables_range(unsigned long addr, unsigned long *g2); -extern void __ret_efault(void); +void __ret_efault(void); /* Uh, these should become the main single-value transfer routines.. * They automatically use the right size if we just have the right @@ -152,7 +152,7 @@ __asm__ __volatile__( \ : "=&r" (ret) : "r" (x), "m" (*__m(addr)), \ "i" (-EFAULT)) -extern int __put_user_bad(void); +int __put_user_bad(void); #define __get_user_check(x,addr,size,type) ({ \ register int __gu_ret; \ @@ -244,9 +244,9 @@ __asm__ __volatile__( \ ".previous\n\t" \ : "=&r" (x) : "m" (*__m(addr)), "i" (retval)) -extern int __get_user_bad(void); +int __get_user_bad(void); -extern unsigned long __copy_user(void __user *to, const void __user *from, unsigned long size); +unsigned long __copy_user(void __user *to, const void __user *from, unsigned long size); static inline unsigned long copy_to_user(void __user *to, const void *from, unsigned long n) { @@ -306,8 +306,8 @@ static inline unsigned long clear_user(void __user *addr, unsigned long n) return n; } -extern __must_check long strlen_user(const char __user *str); -extern __must_check long strnlen_user(const char __user *str, long n); +__must_check long strlen_user(const char __user *str); +__must_check long strnlen_user(const char __user *str, long n); #endif /* __ASSEMBLY__ */ diff --git a/arch/sparc/include/asm/uaccess_64.h b/arch/sparc/include/asm/uaccess_64.h index ad7e178337f1..c990a5e577f0 100644 --- a/arch/sparc/include/asm/uaccess_64.h +++ b/arch/sparc/include/asm/uaccess_64.h @@ -76,8 +76,8 @@ struct exception_table_entry { unsigned int insn, fixup; }; -extern void __ret_efault(void); -extern void __retl_efault(void); +void __ret_efault(void); +void __retl_efault(void); /* Uh, these should become the main single-value transfer routines.. * They automatically use the right size if we just have the right @@ -134,7 +134,7 @@ __asm__ __volatile__( \ : "=r" (ret) : "r" (x), "r" (__m(addr)), \ "i" (-EFAULT)) -extern int __put_user_bad(void); +int __put_user_bad(void); #define __get_user_nocheck(data,addr,size,type) ({ \ register int __gu_ret; \ @@ -204,13 +204,13 @@ __asm__ __volatile__( \ ".previous\n\t" \ : "=r" (x) : "r" (__m(addr)), "i" (retval)) -extern int __get_user_bad(void); +int __get_user_bad(void); -extern unsigned long __must_check ___copy_from_user(void *to, - const void __user *from, - unsigned long size); -extern unsigned long copy_from_user_fixup(void *to, const void __user *from, - unsigned long size); +unsigned long __must_check ___copy_from_user(void *to, + const void __user *from, + unsigned long size); +unsigned long copy_from_user_fixup(void *to, const void __user *from, + unsigned long size); static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long size) { @@ -223,11 +223,11 @@ copy_from_user(void *to, const void __user *from, unsigned long size) } #define __copy_from_user copy_from_user -extern unsigned long __must_check ___copy_to_user(void __user *to, - const void *from, - unsigned long size); -extern unsigned long copy_to_user_fixup(void __user *to, const void *from, - unsigned long size); +unsigned long __must_check ___copy_to_user(void __user *to, + const void *from, + unsigned long size); +unsigned long copy_to_user_fixup(void __user *to, const void *from, + unsigned long size); static inline unsigned long __must_check copy_to_user(void __user *to, const void *from, unsigned long size) { @@ -239,11 +239,11 @@ copy_to_user(void __user *to, const void *from, unsigned long size) } #define __copy_to_user copy_to_user -extern unsigned long __must_check ___copy_in_user(void __user *to, - const void __user *from, - unsigned long size); -extern unsigned long copy_in_user_fixup(void __user *to, void __user *from, - unsigned long size); +unsigned long __must_check ___copy_in_user(void __user *to, + const void __user *from, + unsigned long size); +unsigned long copy_in_user_fixup(void __user *to, void __user *from, + unsigned long size); static inline unsigned long __must_check copy_in_user(void __user *to, void __user *from, unsigned long size) { @@ -255,20 +255,20 @@ copy_in_user(void __user *to, void __user *from, unsigned long size) } #define __copy_in_user copy_in_user -extern unsigned long __must_check __clear_user(void __user *, unsigned long); +unsigned long __must_check __clear_user(void __user *, unsigned long); #define clear_user __clear_user -extern __must_check long strlen_user(const char __user *str); -extern __must_check long strnlen_user(const char __user *str, long n); +__must_check long strlen_user(const char __user *str); +__must_check long strnlen_user(const char __user *str, long n); #define __copy_to_user_inatomic __copy_to_user #define __copy_from_user_inatomic __copy_from_user struct pt_regs; -extern unsigned long compute_effective_address(struct pt_regs *, - unsigned int insn, - unsigned int rd); +unsigned long compute_effective_address(struct pt_regs *, + unsigned int insn, + unsigned int rd); #endif /* __ASSEMBLY__ */ diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h index 432afa838861..e0f6c399f1d0 100644 --- a/arch/sparc/include/asm/vio.h +++ b/arch/sparc/include/asm/vio.h @@ -372,14 +372,14 @@ do { if (vio->debug & VIO_DEBUG_##TYPE) \ vio->vdev->channel_id, ## a); \ } while (0) -extern int __vio_register_driver(struct vio_driver *drv, struct module *owner, +int __vio_register_driver(struct vio_driver *drv, struct module *owner, const char *mod_name); /* * vio_register_driver must be a macro so that KBUILD_MODNAME can be expanded */ #define vio_register_driver(driver) \ __vio_register_driver(driver, THIS_MODULE, KBUILD_MODNAME) -extern void vio_unregister_driver(struct vio_driver *drv); +void vio_unregister_driver(struct vio_driver *drv); static inline struct vio_driver *to_vio_driver(struct device_driver *drv) { @@ -391,21 +391,21 @@ static inline struct vio_dev *to_vio_dev(struct device *dev) return container_of(dev, struct vio_dev, dev); } -extern int vio_ldc_send(struct vio_driver_state *vio, void *data, int len); -extern void vio_link_state_change(struct vio_driver_state *vio, int event); -extern void vio_conn_reset(struct vio_driver_state *vio); -extern int vio_control_pkt_engine(struct vio_driver_state *vio, void *pkt); -extern int vio_validate_sid(struct vio_driver_state *vio, - struct vio_msg_tag *tp); -extern u32 vio_send_sid(struct vio_driver_state *vio); -extern int vio_ldc_alloc(struct vio_driver_state *vio, - struct ldc_channel_config *base_cfg, void *event_arg); -extern void vio_ldc_free(struct vio_driver_state *vio); -extern int vio_driver_init(struct vio_driver_state *vio, struct vio_dev *vdev, - u8 dev_class, struct vio_version *ver_table, - int ver_table_size, struct vio_driver_ops *ops, - char *name); - -extern void vio_port_up(struct vio_driver_state *vio); +int vio_ldc_send(struct vio_driver_state *vio, void *data, int len); +void vio_link_state_change(struct vio_driver_state *vio, int event); +void vio_conn_reset(struct vio_driver_state *vio); +int vio_control_pkt_engine(struct vio_driver_state *vio, void *pkt); +int vio_validate_sid(struct vio_driver_state *vio, + struct vio_msg_tag *tp); +u32 vio_send_sid(struct vio_driver_state *vio); +int vio_ldc_alloc(struct vio_driver_state *vio, + struct ldc_channel_config *base_cfg, void *event_arg); +void vio_ldc_free(struct vio_driver_state *vio); +int vio_driver_init(struct vio_driver_state *vio, struct vio_dev *vdev, + u8 dev_class, struct vio_version *ver_table, + int ver_table_size, struct vio_driver_ops *ops, + char *name); + +void vio_port_up(struct vio_driver_state *vio); #endif /* _SPARC64_VIO_H */ diff --git a/arch/sparc/include/asm/visasm.h b/arch/sparc/include/asm/visasm.h index 39ca301920db..b26673759283 100644 --- a/arch/sparc/include/asm/visasm.h +++ b/arch/sparc/include/asm/visasm.h @@ -57,7 +57,8 @@ static inline void save_and_clear_fpu(void) { " " : : "i" (FPRS_FEF|FPRS_DU) : "o5", "g1", "g2", "g3", "g7", "cc"); } -extern int vis_emul(struct pt_regs *, unsigned int); + +int vis_emul(struct pt_regs *, unsigned int); #endif #endif /* _SPARC64_ASI_H */ diff --git a/arch/sparc/include/asm/xor_64.h b/arch/sparc/include/asm/xor_64.h index ee8edc68423e..50c882856031 100644 --- a/arch/sparc/include/asm/xor_64.h +++ b/arch/sparc/include/asm/xor_64.h @@ -20,13 +20,13 @@ #include <asm/spitfire.h> -extern void xor_vis_2(unsigned long, unsigned long *, unsigned long *); -extern void xor_vis_3(unsigned long, unsigned long *, unsigned long *, - unsigned long *); -extern void xor_vis_4(unsigned long, unsigned long *, unsigned long *, - unsigned long *, unsigned long *); -extern void xor_vis_5(unsigned long, unsigned long *, unsigned long *, - unsigned long *, unsigned long *, unsigned long *); +void xor_vis_2(unsigned long, unsigned long *, unsigned long *); +void xor_vis_3(unsigned long, unsigned long *, unsigned long *, + unsigned long *); +void xor_vis_4(unsigned long, unsigned long *, unsigned long *, + unsigned long *, unsigned long *); +void xor_vis_5(unsigned long, unsigned long *, unsigned long *, + unsigned long *, unsigned long *, unsigned long *); /* XXX Ugh, write cheetah versions... -DaveM */ @@ -38,13 +38,13 @@ static struct xor_block_template xor_block_VIS = { .do_5 = xor_vis_5, }; -extern void xor_niagara_2(unsigned long, unsigned long *, unsigned long *); -extern void xor_niagara_3(unsigned long, unsigned long *, unsigned long *, - unsigned long *); -extern void xor_niagara_4(unsigned long, unsigned long *, unsigned long *, - unsigned long *, unsigned long *); -extern void xor_niagara_5(unsigned long, unsigned long *, unsigned long *, - unsigned long *, unsigned long *, unsigned long *); +void xor_niagara_2(unsigned long, unsigned long *, unsigned long *); +void xor_niagara_3(unsigned long, unsigned long *, unsigned long *, + unsigned long *); +void xor_niagara_4(unsigned long, unsigned long *, unsigned long *, + unsigned long *, unsigned long *); +void xor_niagara_5(unsigned long, unsigned long *, unsigned long *, + unsigned long *, unsigned long *, unsigned long *); static struct xor_block_template xor_block_niagara = { .name = "Niagara", diff --git a/arch/sparc/kernel/Makefile b/arch/sparc/kernel/Makefile index d15cc1794b0e..7cf9c6ea3f1f 100644 --- a/arch/sparc/kernel/Makefile +++ b/arch/sparc/kernel/Makefile @@ -42,7 +42,6 @@ obj-y += time_$(BITS).o obj-$(CONFIG_SPARC32) += windows.o obj-y += cpu.o obj-$(CONFIG_SPARC32) += devices.o -obj-$(CONFIG_SPARC32) += tadpole.o obj-y += ptrace_$(BITS).o obj-y += unaligned_$(BITS).o obj-y += una_asm_$(BITS).o diff --git a/arch/sparc/kernel/audit.c b/arch/sparc/kernel/audit.c index 8fff0ac63d56..24361b494a93 100644 --- a/arch/sparc/kernel/audit.c +++ b/arch/sparc/kernel/audit.c @@ -3,6 +3,8 @@ #include <linux/audit.h> #include <asm/unistd.h> +#include "kernel.h" + static unsigned dir_class[] = { #include <asm-generic/audit_dir_write.h> ~0U @@ -40,7 +42,6 @@ int audit_classify_arch(int arch) int audit_classify_syscall(int abi, unsigned syscall) { #ifdef CONFIG_COMPAT - extern int sparc32_classify_syscall(unsigned); if (abi == AUDIT_ARCH_SPARC) return sparc32_classify_syscall(syscall); #endif @@ -61,11 +62,6 @@ int audit_classify_syscall(int abi, unsigned syscall) static int __init audit_classes_init(void) { #ifdef CONFIG_COMPAT - extern __u32 sparc32_dir_class[]; - extern __u32 sparc32_write_class[]; - extern __u32 sparc32_read_class[]; - extern __u32 sparc32_chattr_class[]; - extern __u32 sparc32_signal_class[]; audit_register_class(AUDIT_CLASS_WRITE_32, sparc32_write_class); audit_register_class(AUDIT_CLASS_READ_32, sparc32_read_class); audit_register_class(AUDIT_CLASS_DIR_WRITE_32, sparc32_dir_class); diff --git a/arch/sparc/kernel/auxio_32.c b/arch/sparc/kernel/auxio_32.c index e20cc55fb768..ae88c223e4d3 100644 --- a/arch/sparc/kernel/auxio_32.c +++ b/arch/sparc/kernel/auxio_32.c @@ -9,12 +9,15 @@ #include <linux/of.h> #include <linux/of_device.h> #include <linux/export.h> + #include <asm/oplib.h> #include <asm/io.h> #include <asm/auxio.h> #include <asm/string.h> /* memset(), Linux has no bzero() */ #include <asm/cpu_type.h> +#include "kernel.h" + /* Probe and map in the Auxiliary I/O register */ /* auxio_register is not static because it is referenced @@ -103,7 +106,7 @@ EXPORT_SYMBOL(set_auxio); /* sun4m power control register (AUXIO2) */ -volatile unsigned char * auxio_power_register = NULL; +volatile u8 __iomem *auxio_power_register = NULL; void __init auxio_power_probe(void) { @@ -127,8 +130,8 @@ void __init auxio_power_probe(void) r.flags = regs.which_io & 0xF; r.start = regs.phys_addr; r.end = regs.phys_addr + regs.reg_size - 1; - auxio_power_register = (unsigned char *) of_ioremap(&r, 0, - regs.reg_size, "auxpower"); + auxio_power_register = + (u8 __iomem *)of_ioremap(&r, 0, regs.reg_size, "auxpower"); /* Display a quick message on the console. */ if (auxio_power_register) diff --git a/arch/sparc/kernel/btext.c b/arch/sparc/kernel/btext.c index 57073e56ba9e..987f7ec497cc 100644 --- a/arch/sparc/kernel/btext.c +++ b/arch/sparc/kernel/btext.c @@ -137,7 +137,7 @@ static void scrollscreen(void) } #endif /* ndef NO_SCROLL */ -void btext_drawchar(char c) +static void btext_drawchar(char c) { int cline = 0; #ifdef NO_SCROLL diff --git a/arch/sparc/kernel/compat_audit.c b/arch/sparc/kernel/compat_audit.c index d865575b25bf..7062263d09c1 100644 --- a/arch/sparc/kernel/compat_audit.c +++ b/arch/sparc/kernel/compat_audit.c @@ -1,5 +1,6 @@ #define __32bit_syscall_numbers__ #include <asm/unistd.h> +#include "kernel.h" unsigned sparc32_dir_class[] = { #include <asm-generic/audit_dir_write.h> diff --git a/arch/sparc/kernel/cpu.c b/arch/sparc/kernel/cpu.c index 5c5125895db8..82a3a71c451e 100644 --- a/arch/sparc/kernel/cpu.c +++ b/arch/sparc/kernel/cpu.c @@ -22,6 +22,7 @@ #include <asm/cpudata.h> #include "kernel.h" +#include "entry.h" DEFINE_PER_CPU(cpuinfo_sparc, __cpu_data) = { 0 }; EXPORT_PER_CPU_SYMBOL(__cpu_data); diff --git a/arch/sparc/kernel/cpumap.h b/arch/sparc/kernel/cpumap.h index e639880ab864..9dac398c434a 100644 --- a/arch/sparc/kernel/cpumap.h +++ b/arch/sparc/kernel/cpumap.h @@ -2,8 +2,8 @@ #define _CPUMAP_H #ifdef CONFIG_SMP -extern void cpu_map_rebuild(void); -extern int map_to_cpu(unsigned int index); +void cpu_map_rebuild(void); +int map_to_cpu(unsigned int index); #define cpu_map_init() cpu_map_rebuild() #else #define cpu_map_init() do {} while (0) diff --git a/arch/sparc/kernel/devices.c b/arch/sparc/kernel/devices.c index 3d465e87f7e2..8d5d09f09caf 100644 --- a/arch/sparc/kernel/devices.c +++ b/arch/sparc/kernel/devices.c @@ -19,8 +19,9 @@ #include <asm/smp.h> #include <asm/cpudata.h> #include <asm/cpu_type.h> +#include <asm/setup.h> -extern void clock_stop_probe(void); /* tadpole.c */ +#include "kernel.h" static char *cpu_mid_prop(void) { @@ -131,11 +132,6 @@ void __init device_scan(void) } #endif /* !CONFIG_SMP */ - { - extern void auxio_probe(void); - extern void auxio_power_probe(void); - auxio_probe(); - auxio_power_probe(); - } - clock_stop_probe(); + auxio_probe(); + auxio_power_probe(); } diff --git a/arch/sparc/kernel/entry.h b/arch/sparc/kernel/entry.h index 140966fbd303..ebaba6167dd4 100644 --- a/arch/sparc/kernel/entry.h +++ b/arch/sparc/kernel/entry.h @@ -6,40 +6,39 @@ #include <linux/init.h> /* irq */ -extern void handler_irq(int irq, struct pt_regs *regs); +void handler_irq(int irq, struct pt_regs *regs); #ifdef CONFIG_SPARC32 /* traps */ -extern void do_hw_interrupt(struct pt_regs *regs, unsigned long type); -extern void do_illegal_instruction(struct pt_regs *regs, unsigned long pc, - unsigned long npc, unsigned long psr); - -extern void do_priv_instruction(struct pt_regs *regs, unsigned long pc, - unsigned long npc, unsigned long psr); -extern void do_memaccess_unaligned(struct pt_regs *regs, unsigned long pc, - unsigned long npc, - unsigned long psr); -extern void do_fpd_trap(struct pt_regs *regs, unsigned long pc, +void do_hw_interrupt(struct pt_regs *regs, unsigned long type); +void do_illegal_instruction(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); + +void do_priv_instruction(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); +void do_memaccess_unaligned(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); +void do_fpd_trap(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); +void do_fpe_trap(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); +void handle_tag_overflow(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); +void handle_watchpoint(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); +void handle_reg_access(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); +void handle_cp_disabled(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr); -extern void do_fpe_trap(struct pt_regs *regs, unsigned long pc, - unsigned long npc, unsigned long psr); -extern void handle_tag_overflow(struct pt_regs *regs, unsigned long pc, - unsigned long npc, unsigned long psr); -extern void handle_watchpoint(struct pt_regs *regs, unsigned long pc, - unsigned long npc, unsigned long psr); -extern void handle_reg_access(struct pt_regs *regs, unsigned long pc, - unsigned long npc, unsigned long psr); -extern void handle_cp_disabled(struct pt_regs *regs, unsigned long pc, - unsigned long npc, unsigned long psr); -extern void handle_cp_exception(struct pt_regs *regs, unsigned long pc, - unsigned long npc, unsigned long psr); +void handle_cp_exception(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); /* entry.S */ -extern void fpsave(unsigned long *fpregs, unsigned long *fsr, - void *fpqueue, unsigned long *fpqdepth); -extern void fpload(unsigned long *fpregs, unsigned long *fsr); +void fpsave(unsigned long *fpregs, unsigned long *fsr, + void *fpqueue, unsigned long *fpqdepth); +void fpload(unsigned long *fpregs, unsigned long *fsr); #else /* CONFIG_SPARC32 */ @@ -66,123 +65,123 @@ struct pause_patch_entry { extern struct pause_patch_entry __pause_3insn_patch, __pause_3insn_patch_end; -extern void __init per_cpu_patch(void); -extern void sun4v_patch_1insn_range(struct sun4v_1insn_patch_entry *, - struct sun4v_1insn_patch_entry *); -extern void sun4v_patch_2insn_range(struct sun4v_2insn_patch_entry *, - struct sun4v_2insn_patch_entry *); -extern void __init sun4v_patch(void); -extern void __init boot_cpu_id_too_large(int cpu); +void __init per_cpu_patch(void); +void sun4v_patch_1insn_range(struct sun4v_1insn_patch_entry *, + struct sun4v_1insn_patch_entry *); +void sun4v_patch_2insn_range(struct sun4v_2insn_patch_entry *, + struct sun4v_2insn_patch_entry *); +void __init sun4v_patch(void); +void __init boot_cpu_id_too_large(int cpu); extern unsigned int dcache_parity_tl1_occurred; extern unsigned int icache_parity_tl1_occurred; -extern asmlinkage void sparc_breakpoint(struct pt_regs *regs); -extern void timer_interrupt(int irq, struct pt_regs *regs); - -extern void do_notify_resume(struct pt_regs *regs, - unsigned long orig_i0, - unsigned long thread_info_flags); - -extern asmlinkage int syscall_trace_enter(struct pt_regs *regs); -extern asmlinkage void syscall_trace_leave(struct pt_regs *regs); - -extern void bad_trap_tl1(struct pt_regs *regs, long lvl); - -extern void do_fpieee(struct pt_regs *regs); -extern void do_fpother(struct pt_regs *regs); -extern void do_tof(struct pt_regs *regs); -extern void do_div0(struct pt_regs *regs); -extern void do_illegal_instruction(struct pt_regs *regs); -extern void mem_address_unaligned(struct pt_regs *regs, - unsigned long sfar, - unsigned long sfsr); -extern void sun4v_do_mna(struct pt_regs *regs, - unsigned long addr, - unsigned long type_ctx); -extern void do_privop(struct pt_regs *regs); -extern void do_privact(struct pt_regs *regs); -extern void do_cee(struct pt_regs *regs); -extern void do_cee_tl1(struct pt_regs *regs); -extern void do_dae_tl1(struct pt_regs *regs); -extern void do_iae_tl1(struct pt_regs *regs); -extern void do_div0_tl1(struct pt_regs *regs); -extern void do_fpdis_tl1(struct pt_regs *regs); -extern void do_fpieee_tl1(struct pt_regs *regs); -extern void do_fpother_tl1(struct pt_regs *regs); -extern void do_ill_tl1(struct pt_regs *regs); -extern void do_irq_tl1(struct pt_regs *regs); -extern void do_lddfmna_tl1(struct pt_regs *regs); -extern void do_stdfmna_tl1(struct pt_regs *regs); -extern void do_paw(struct pt_regs *regs); -extern void do_paw_tl1(struct pt_regs *regs); -extern void do_vaw(struct pt_regs *regs); -extern void do_vaw_tl1(struct pt_regs *regs); -extern void do_tof_tl1(struct pt_regs *regs); -extern void do_getpsr(struct pt_regs *regs); - -extern void spitfire_insn_access_exception(struct pt_regs *regs, - unsigned long sfsr, - unsigned long sfar); -extern void spitfire_insn_access_exception_tl1(struct pt_regs *regs, - unsigned long sfsr, - unsigned long sfar); -extern void spitfire_data_access_exception(struct pt_regs *regs, - unsigned long sfsr, - unsigned long sfar); -extern void spitfire_data_access_exception_tl1(struct pt_regs *regs, - unsigned long sfsr, - unsigned long sfar); -extern void spitfire_access_error(struct pt_regs *regs, - unsigned long status_encoded, - unsigned long afar); - -extern void cheetah_fecc_handler(struct pt_regs *regs, - unsigned long afsr, - unsigned long afar); -extern void cheetah_cee_handler(struct pt_regs *regs, - unsigned long afsr, - unsigned long afar); -extern void cheetah_deferred_handler(struct pt_regs *regs, - unsigned long afsr, - unsigned long afar); -extern void cheetah_plus_parity_error(int type, struct pt_regs *regs); - -extern void sun4v_insn_access_exception(struct pt_regs *regs, - unsigned long addr, - unsigned long type_ctx); -extern void sun4v_insn_access_exception_tl1(struct pt_regs *regs, - unsigned long addr, - unsigned long type_ctx); -extern void sun4v_data_access_exception(struct pt_regs *regs, - unsigned long addr, - unsigned long type_ctx); -extern void sun4v_data_access_exception_tl1(struct pt_regs *regs, - unsigned long addr, - unsigned long type_ctx); -extern void sun4v_resum_error(struct pt_regs *regs, - unsigned long offset); -extern void sun4v_resum_overflow(struct pt_regs *regs); -extern void sun4v_nonresum_error(struct pt_regs *regs, - unsigned long offset); -extern void sun4v_nonresum_overflow(struct pt_regs *regs); +asmlinkage void sparc_breakpoint(struct pt_regs *regs); +void timer_interrupt(int irq, struct pt_regs *regs); + +void do_notify_resume(struct pt_regs *regs, + unsigned long orig_i0, + unsigned long thread_info_flags); + +asmlinkage int syscall_trace_enter(struct pt_regs *regs); +asmlinkage void syscall_trace_leave(struct pt_regs *regs); + +void bad_trap_tl1(struct pt_regs *regs, long lvl); + +void do_fpieee(struct pt_regs *regs); +void do_fpother(struct pt_regs *regs); +void do_tof(struct pt_regs *regs); +void do_div0(struct pt_regs *regs); +void do_illegal_instruction(struct pt_regs *regs); +void mem_address_unaligned(struct pt_regs *regs, + unsigned long sfar, + unsigned long sfsr); +void sun4v_do_mna(struct pt_regs *regs, + unsigned long addr, + unsigned long type_ctx); +void do_privop(struct pt_regs *regs); +void do_privact(struct pt_regs *regs); +void do_cee(struct pt_regs *regs); +void do_cee_tl1(struct pt_regs *regs); +void do_dae_tl1(struct pt_regs *regs); +void do_iae_tl1(struct pt_regs *regs); +void do_div0_tl1(struct pt_regs *regs); +void do_fpdis_tl1(struct pt_regs *regs); +void do_fpieee_tl1(struct pt_regs *regs); +void do_fpother_tl1(struct pt_regs *regs); +void do_ill_tl1(struct pt_regs *regs); +void do_irq_tl1(struct pt_regs *regs); +void do_lddfmna_tl1(struct pt_regs *regs); +void do_stdfmna_tl1(struct pt_regs *regs); +void do_paw(struct pt_regs *regs); +void do_paw_tl1(struct pt_regs *regs); +void do_vaw(struct pt_regs *regs); +void do_vaw_tl1(struct pt_regs *regs); +void do_tof_tl1(struct pt_regs *regs); +void do_getpsr(struct pt_regs *regs); + +void spitfire_insn_access_exception(struct pt_regs *regs, + unsigned long sfsr, + unsigned long sfar); +void spitfire_insn_access_exception_tl1(struct pt_regs *regs, + unsigned long sfsr, + unsigned long sfar); +void spitfire_data_access_exception(struct pt_regs *regs, + unsigned long sfsr, + unsigned long sfar); +void spitfire_data_access_exception_tl1(struct pt_regs *regs, + unsigned long sfsr, + unsigned long sfar); +void spitfire_access_error(struct pt_regs *regs, + unsigned long status_encoded, + unsigned long afar); + +void cheetah_fecc_handler(struct pt_regs *regs, + unsigned long afsr, + unsigned long afar); +void cheetah_cee_handler(struct pt_regs *regs, + unsigned long afsr, + unsigned long afar); +void cheetah_deferred_handler(struct pt_regs *regs, + unsigned long afsr, + unsigned long afar); +void cheetah_plus_parity_error(int type, struct pt_regs *regs); + +void sun4v_insn_access_exception(struct pt_regs *regs, + unsigned long addr, + unsigned long type_ctx); +void sun4v_insn_access_exception_tl1(struct pt_regs *regs, + unsigned long addr, + unsigned long type_ctx); +void sun4v_data_access_exception(struct pt_regs *regs, + unsigned long addr, + unsigned long type_ctx); +void sun4v_data_access_exception_tl1(struct pt_regs *regs, + unsigned long addr, + unsigned long type_ctx); +void sun4v_resum_error(struct pt_regs *regs, + unsigned long offset); +void sun4v_resum_overflow(struct pt_regs *regs); +void sun4v_nonresum_error(struct pt_regs *regs, + unsigned long offset); +void sun4v_nonresum_overflow(struct pt_regs *regs); extern unsigned long sun4v_err_itlb_vaddr; extern unsigned long sun4v_err_itlb_ctx; extern unsigned long sun4v_err_itlb_pte; extern unsigned long sun4v_err_itlb_error; -extern void sun4v_itlb_error_report(struct pt_regs *regs, int tl); +void sun4v_itlb_error_report(struct pt_regs *regs, int tl); extern unsigned long sun4v_err_dtlb_vaddr; extern unsigned long sun4v_err_dtlb_ctx; extern unsigned long sun4v_err_dtlb_pte; extern unsigned long sun4v_err_dtlb_error; -extern void sun4v_dtlb_error_report(struct pt_regs *regs, int tl); -extern void hypervisor_tlbop_error(unsigned long err, - unsigned long op); -extern void hypervisor_tlbop_error_xcall(unsigned long err, - unsigned long op); +void sun4v_dtlb_error_report(struct pt_regs *regs, int tl); +void hypervisor_tlbop_error(unsigned long err, + unsigned long op); +void hypervisor_tlbop_error_xcall(unsigned long err, + unsigned long op); /* WARNING: The error trap handlers in assembly know the precise * layout of the following structure. @@ -248,8 +247,8 @@ struct ino_bucket { extern struct ino_bucket *ivector_table; extern unsigned long ivector_table_pa; -extern void init_irqwork_curcpu(void); -extern void sun4v_register_mondo_queues(int this_cpu); +void init_irqwork_curcpu(void); +void sun4v_register_mondo_queues(int this_cpu); #endif /* CONFIG_SPARC32 */ #endif /* _ENTRY_H */ diff --git a/arch/sparc/kernel/iommu.c b/arch/sparc/kernel/iommu.c index 76663b019eb5..bfa4d0c2df42 100644 --- a/arch/sparc/kernel/iommu.c +++ b/arch/sparc/kernel/iommu.c @@ -21,6 +21,7 @@ #include <asm/iommu.h> #include "iommu_common.h" +#include "kernel.h" #define STC_CTXMATCH_ADDR(STC, CTX) \ ((STC)->strbuf_ctxmatch_base + ((CTX) << 3)) @@ -840,8 +841,6 @@ static struct dma_map_ops sun4u_dma_ops = { struct dma_map_ops *dma_ops = &sun4u_dma_ops; EXPORT_SYMBOL(dma_ops); -extern int pci64_dma_supported(struct pci_dev *pdev, u64 device_mask); - int dma_supported(struct device *dev, u64 device_mask) { struct iommu *iommu = dev->archdata.iommu; diff --git a/arch/sparc/kernel/iommu_common.h b/arch/sparc/kernel/iommu_common.h index 591f5879039c..1ec0de4156e7 100644 --- a/arch/sparc/kernel/iommu_common.h +++ b/arch/sparc/kernel/iommu_common.h @@ -48,12 +48,12 @@ static inline int is_span_boundary(unsigned long entry, return iommu_is_span_boundary(entry, nr, shift, boundary_size); } -extern unsigned long iommu_range_alloc(struct device *dev, - struct iommu *iommu, - unsigned long npages, - unsigned long *handle); -extern void iommu_range_free(struct iommu *iommu, - dma_addr_t dma_addr, - unsigned long npages); +unsigned long iommu_range_alloc(struct device *dev, + struct iommu *iommu, + unsigned long npages, + unsigned long *handle); +void iommu_range_free(struct iommu *iommu, + dma_addr_t dma_addr, + unsigned long npages); #endif /* _IOMMU_COMMON_H */ diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index e7e215dfa866..7f08ec8a7c68 100644 --- a/arch/sparc/kernel/ioport.c +++ b/arch/sparc/kernel/ioport.c @@ -186,7 +186,7 @@ static void __iomem *_sparc_alloc_io(unsigned int busno, unsigned long phys, if (name == NULL) name = "???"; - if ((xres = xres_alloc()) != 0) { + if ((xres = xres_alloc()) != NULL) { tack = xres->xname; res = &xres->xres; } else { @@ -400,7 +400,7 @@ static void sbus_sync_sg_for_device(struct device *dev, struct scatterlist *sg, BUG(); } -struct dma_map_ops sbus_dma_ops = { +static struct dma_map_ops sbus_dma_ops = { .alloc = sbus_alloc_coherent, .free = sbus_free_coherent, .map_page = sbus_map_page, @@ -681,7 +681,7 @@ static int sparc_io_proc_show(struct seq_file *m, void *v) const char *nm; for (r = root->child; r != NULL; r = r->sibling) { - if ((nm = r->name) == 0) nm = "???"; + if ((nm = r->name) == NULL) nm = "???"; seq_printf(m, "%016llx-%016llx: %s\n", (unsigned long long)r->start, (unsigned long long)r->end, nm); diff --git a/arch/sparc/kernel/irq.h b/arch/sparc/kernel/irq.h index b66b6aad1d6d..70a0b8ddd0ba 100644 --- a/arch/sparc/kernel/irq.h +++ b/arch/sparc/kernel/irq.h @@ -82,11 +82,20 @@ void handler_irq(unsigned int pil, struct pt_regs *regs); unsigned long leon_get_irqmask(unsigned int irq); +/* irq_32.c */ +void sparc_floppy_irq(int irq, void *dev_id, struct pt_regs *regs); + +/* sun4m_irq.c */ +void sun4m_nmi(struct pt_regs *regs); + +/* sun4d_irq.c */ +void sun4d_handler_irq(unsigned int pil, struct pt_regs *regs); + #ifdef CONFIG_SMP /* All SUN4D IPIs are sent on this IRQ, may be shared with hard IRQs */ #define SUN4D_IPI_IRQ 13 -extern void sun4d_ipi_interrupt(void); +void sun4d_ipi_interrupt(void); #endif diff --git a/arch/sparc/kernel/irq_32.c b/arch/sparc/kernel/irq_32.c index c145f6fd123b..a979e99f8751 100644 --- a/arch/sparc/kernel/irq_32.c +++ b/arch/sparc/kernel/irq_32.c @@ -17,6 +17,7 @@ #include <asm/cacheflush.h> #include <asm/cpudata.h> +#include <asm/setup.h> #include <asm/pcic.h> #include <asm/leon.h> diff --git a/arch/sparc/kernel/kernel.h b/arch/sparc/kernel/kernel.h index a702d9ab019c..e7f652be9e61 100644 --- a/arch/sparc/kernel/kernel.h +++ b/arch/sparc/kernel/kernel.h @@ -2,6 +2,7 @@ #define __SPARC_KERNEL_H #include <linux/interrupt.h> +#include <linux/ftrace.h> #include <asm/traps.h> #include <asm/head.h> @@ -15,62 +16,111 @@ extern int ncpus_probed; #ifdef CONFIG_SPARC64 /* setup_64.c */ struct seq_file; -extern void cpucap_info(struct seq_file *); +void cpucap_info(struct seq_file *); -static inline unsigned long kimage_addr_to_ra(const char *p) +static inline unsigned long kimage_addr_to_ra(const void *p) { unsigned long val = (unsigned long) p; return kern_base + (val - KERNBASE); } + +/* sys_sparc_64.c */ +asmlinkage long sys_kern_features(void); + +/* unaligned_64.c */ +asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn); +int handle_popc(u32 insn, struct pt_regs *regs); +void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr); +void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr); + +/* smp_64.c */ +void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs); +void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs); +void __irq_entry smp_new_mmu_context_version_client(int irq, struct pt_regs *regs); +void __irq_entry smp_penguin_jailcell(int irq, struct pt_regs *regs); +void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs); + +/* kgdb_64.c */ +void __irq_entry smp_kgdb_capture_client(int irq, struct pt_regs *regs); + +/* pci.c */ +int pci64_dma_supported(struct pci_dev *pdev, u64 device_mask); + +/* signal32.c */ +void do_sigreturn32(struct pt_regs *regs); +asmlinkage void do_rt_sigreturn32(struct pt_regs *regs); +void do_signal32(struct pt_regs * regs); +asmlinkage int do_sys32_sigstack(u32 u_ssptr, u32 u_ossptr, unsigned long sp); + +/* compat_audit.c */ +extern unsigned sparc32_dir_class[]; +extern unsigned sparc32_chattr_class[]; +extern unsigned sparc32_write_class[]; +extern unsigned sparc32_read_class[]; +extern unsigned sparc32_signal_class[]; +int sparc32_classify_syscall(unsigned syscall); #endif #ifdef CONFIG_SPARC32 /* setup_32.c */ +struct linux_romvec; void sparc32_start_kernel(struct linux_romvec *rp); /* cpu.c */ -extern void cpu_probe(void); +void cpu_probe(void); /* traps_32.c */ -extern void handle_hw_divzero(struct pt_regs *regs, unsigned long pc, - unsigned long npc, unsigned long psr); +void handle_hw_divzero(struct pt_regs *regs, unsigned long pc, + unsigned long npc, unsigned long psr); /* irq_32.c */ extern struct irqaction static_irqaction[]; extern int static_irq_count; extern spinlock_t irq_action_lock; -extern void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs); -extern void init_IRQ(void); +void unexpected_irq(int irq, void *dev_id, struct pt_regs * regs); +void init_IRQ(void); /* sun4m_irq.c */ -extern void sun4m_init_IRQ(void); -extern void sun4m_unmask_profile_irq(void); -extern void sun4m_clear_profile_irq(int cpu); +void sun4m_init_IRQ(void); +void sun4m_unmask_profile_irq(void); +void sun4m_clear_profile_irq(int cpu); /* sun4m_smp.c */ void sun4m_cpu_pre_starting(void *arg); void sun4m_cpu_pre_online(void *arg); +void __init smp4m_boot_cpus(void); +int smp4m_boot_one_cpu(int i, struct task_struct *idle); +void __init smp4m_smp_done(void); +void smp4m_cross_call_irq(void); +void smp4m_percpu_timer_interrupt(struct pt_regs *regs); /* sun4d_irq.c */ extern spinlock_t sun4d_imsk_lock; -extern void sun4d_init_IRQ(void); -extern int sun4d_request_irq(unsigned int irq, - irq_handler_t handler, - unsigned long irqflags, - const char *devname, void *dev_id); -extern int show_sun4d_interrupts(struct seq_file *, void *); -extern void sun4d_distribute_irqs(void); -extern void sun4d_free_irq(unsigned int irq, void *dev_id); +void sun4d_init_IRQ(void); +int sun4d_request_irq(unsigned int irq, + irq_handler_t handler, + unsigned long irqflags, + const char *devname, void *dev_id); +int show_sun4d_interrupts(struct seq_file *, void *); +void sun4d_distribute_irqs(void); +void sun4d_free_irq(unsigned int irq, void *dev_id); /* sun4d_smp.c */ void sun4d_cpu_pre_starting(void *arg); void sun4d_cpu_pre_online(void *arg); +void __init smp4d_boot_cpus(void); +int smp4d_boot_one_cpu(int i, struct task_struct *idle); +void __init smp4d_smp_done(void); +void smp4d_cross_call_irq(void); +void smp4d_percpu_timer_interrupt(struct pt_regs *regs); /* leon_smp.c */ void leon_cpu_pre_starting(void *arg); void leon_cpu_pre_online(void *arg); +void leonsmp_ipi_interrupt(void); +void leon_cross_call_irq(void); /* head_32.S */ extern unsigned int t_nmi[]; @@ -89,12 +139,48 @@ extern unsigned int real_irq_entry[]; extern unsigned int smp4d_ticker[]; extern unsigned int patchme_maybe_smp_msg[]; -extern void floppy_hardint(void); +void floppy_hardint(void); /* trampoline_32.S */ extern unsigned long sun4m_cpu_startup; extern unsigned long sun4d_cpu_startup; +/* process_32.c */ +asmlinkage int sparc_do_fork(unsigned long clone_flags, + unsigned long stack_start, + struct pt_regs *regs, + unsigned long stack_size); + +/* signal_32.c */ +asmlinkage void do_sigreturn(struct pt_regs *regs); +asmlinkage void do_rt_sigreturn(struct pt_regs *regs); +void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, + unsigned long thread_info_flags); +asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr, + struct sigstack __user *ossptr, + unsigned long sp); + +/* ptrace_32.c */ +asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p); + +/* unaligned_32.c */ +asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn); +asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn); + +/* windows.c */ +void try_to_clear_window_buffer(struct pt_regs *regs, int who); + +/* auxio_32.c */ +void __init auxio_probe(void); +void __init auxio_power_probe(void); + +/* pcic.c */ +extern void __iomem *pcic_regs; +void pcic_nmi(unsigned int pend, struct pt_regs *regs); + +/* time_32.c */ +void __init time_init(void); + #else /* CONFIG_SPARC32 */ #endif /* CONFIG_SPARC32 */ #endif /* !(__SPARC_KERNEL_H) */ diff --git a/arch/sparc/kernel/kgdb_64.c b/arch/sparc/kernel/kgdb_64.c index b45fe3fb4d2c..cbf21d0870e0 100644 --- a/arch/sparc/kernel/kgdb_64.c +++ b/arch/sparc/kernel/kgdb_64.c @@ -13,6 +13,8 @@ #include <asm/ptrace.h> #include <asm/irq.h> +#include "kernel.h" + void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) { struct reg_window *win; diff --git a/arch/sparc/kernel/kprobes.c b/arch/sparc/kernel/kprobes.c index 1b0973503197..98d712843413 100644 --- a/arch/sparc/kernel/kprobes.c +++ b/arch/sparc/kernel/kprobes.c @@ -512,7 +512,8 @@ void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri, /* * Called when the probe at kretprobe trampoline is hit */ -int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs) +static int __kprobes trampoline_probe_handler(struct kprobe *p, + struct pt_regs *regs) { struct kretprobe_instance *ri = NULL; struct hlist_head *head, empty_rp; @@ -576,7 +577,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs) return 1; } -void kretprobe_trampoline_holder(void) +static void __used kretprobe_trampoline_holder(void) { asm volatile(".global kretprobe_trampoline\n" "kretprobe_trampoline:\n" diff --git a/arch/sparc/kernel/leon_kernel.c b/arch/sparc/kernel/leon_kernel.c index b7c68976cbc7..683c4af999de 100644 --- a/arch/sparc/kernel/leon_kernel.c +++ b/arch/sparc/kernel/leon_kernel.c @@ -32,12 +32,12 @@ struct leon3_gptimer_regs_map *leon3_gptimer_regs; /* timer controller base addr int leondebug_irq_disable; int leon_debug_irqout; -static int dummy_master_l10_counter; +static volatile u32 dummy_master_l10_counter; unsigned long amba_system_id; static DEFINE_SPINLOCK(leon_irq_lock); +static unsigned long leon3_gptimer_idx; /* Timer Index (0..6) within Timer Core */ unsigned long leon3_gptimer_irq; /* interrupt controller irq number */ -unsigned long leon3_gptimer_idx; /* Timer Index (0..6) within Timer Core */ unsigned int sparc_leon_eirq; #define LEON_IMASK(cpu) (&leon3_irqctrl_regs->mask[cpu]) #define LEON_IACK (&leon3_irqctrl_regs->iclear) @@ -65,7 +65,7 @@ static void leon_handle_ext_irq(unsigned int irq, struct irq_desc *desc) } /* The extended IRQ controller has been found, this function registers it */ -void leon_eirq_setup(unsigned int eirq) +static void leon_eirq_setup(unsigned int eirq) { unsigned long mask, oldmask; unsigned int veirq; @@ -270,7 +270,7 @@ static u32 leon_cycles_offset(void) #ifdef CONFIG_SMP /* smp clockevent irq */ -irqreturn_t leon_percpu_timer_ce_interrupt(int irq, void *unused) +static irqreturn_t leon_percpu_timer_ce_interrupt(int irq, void *unused) { struct clock_event_device *ce; int cpu = smp_processor_id(); @@ -313,7 +313,7 @@ void __init leon_init_timers(void) leondebug_irq_disable = 0; leon_debug_irqout = 0; - master_l10_counter = (unsigned int *)&dummy_master_l10_counter; + master_l10_counter = (u32 __iomem *)&dummy_master_l10_counter; dummy_master_l10_counter = 0; rootnp = of_find_node_by_path("/ambapp0"); diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c index e16c4157e1ae..899b7203a4e4 100644 --- a/arch/sparc/kernel/leon_pci.c +++ b/arch/sparc/kernel/leon_pci.c @@ -98,82 +98,3 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res, { return res->start; } - -/* in/out routines taken from pcic.c - * - * This probably belongs here rather than ioport.c because - * we do not want this crud linked into SBus kernels. - * Also, think for a moment about likes of floppy.c that - * include architecture specific parts. They may want to redefine ins/outs. - * - * We do not use horrible macros here because we want to - * advance pointer by sizeof(size). - */ -void outsb(unsigned long addr, const void *src, unsigned long count) -{ - while (count) { - count -= 1; - outb(*(const char *)src, addr); - src += 1; - /* addr += 1; */ - } -} -EXPORT_SYMBOL(outsb); - -void outsw(unsigned long addr, const void *src, unsigned long count) -{ - while (count) { - count -= 2; - outw(*(const short *)src, addr); - src += 2; - /* addr += 2; */ - } -} -EXPORT_SYMBOL(outsw); - -void outsl(unsigned long addr, const void *src, unsigned long count) -{ - while (count) { - count -= 4; - outl(*(const long *)src, addr); - src += 4; - /* addr += 4; */ - } -} -EXPORT_SYMBOL(outsl); - -void insb(unsigned long addr, void *dst, unsigned long count) -{ - while (count) { - count -= 1; - *(unsigned char *)dst = inb(addr); - dst += 1; - /* addr += 1; */ - } -} -EXPORT_SYMBOL(insb); - -void insw(unsigned long addr, void *dst, unsigned long count) -{ - while (count) { - count -= 2; - *(unsigned short *)dst = inw(addr); - dst += 2; - /* addr += 2; */ - } -} -EXPORT_SYMBOL(insw); - -void insl(unsigned long addr, void *dst, unsigned long count) -{ - while (count) { - count -= 4; - /* - * XXX I am sure we are in for an unaligned trap here. - */ - *(unsigned long *)dst = inl(addr); - dst += 4; - /* addr += 4; */ - } -} -EXPORT_SYMBOL(insl); diff --git a/arch/sparc/kernel/leon_pci_grpci1.c b/arch/sparc/kernel/leon_pci_grpci1.c index 6df26e37f879..c8bf26edfa7c 100644 --- a/arch/sparc/kernel/leon_pci_grpci1.c +++ b/arch/sparc/kernel/leon_pci_grpci1.c @@ -80,7 +80,7 @@ struct grpci1_regs { struct grpci1_priv { struct leon_pci_info info; /* must be on top of this structure */ - struct grpci1_regs *regs; /* GRPCI register map */ + struct grpci1_regs __iomem *regs; /* GRPCI register map */ struct device *dev; int pci_err_mask; /* STATUS register error mask */ int irq; /* LEON irqctrl GRPCI IRQ */ @@ -101,7 +101,7 @@ static struct grpci1_priv *grpci1priv; static int grpci1_cfg_w32(struct grpci1_priv *priv, unsigned int bus, unsigned int devfn, int where, u32 val); -int grpci1_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +static int grpci1_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { struct grpci1_priv *priv = dev->bus->sysdata; int irq_group; @@ -144,7 +144,7 @@ static int grpci1_cfg_r32(struct grpci1_priv *priv, unsigned int bus, grpci1_cfg_w32(priv, TGT, 0, PCI_COMMAND, tmp); } else { /* Bus always little endian (unaffected by byte-swapping) */ - *val = flip_dword(tmp); + *val = swab32(tmp); } return 0; @@ -197,7 +197,7 @@ static int grpci1_cfg_w32(struct grpci1_priv *priv, unsigned int bus, pci_conf = (unsigned int *) (priv->pci_conf | (devfn << 8) | (where & 0xfc)); - LEON3_BYPASS_STORE_PA(pci_conf, flip_dword(val)); + LEON3_BYPASS_STORE_PA(pci_conf, swab32(val)); return 0; } @@ -417,10 +417,10 @@ out: * BAR1: peripheral DMA to host's memory (size at least 256MByte) * BAR2..BAR5: not implemented in hardware */ -void grpci1_hw_init(struct grpci1_priv *priv) +static void grpci1_hw_init(struct grpci1_priv *priv) { u32 ahbadr, bar_sz, data, pciadr; - struct grpci1_regs *regs = priv->regs; + struct grpci1_regs __iomem *regs = priv->regs; /* set 1:1 mapping between AHB -> PCI memory space */ REGSTORE(regs->cfg_stat, priv->pci_area & 0xf0000000); @@ -509,7 +509,7 @@ static irqreturn_t grpci1_err_interrupt(int irq, void *arg) static int grpci1_of_probe(struct platform_device *ofdev) { - struct grpci1_regs *regs; + struct grpci1_regs __iomem *regs; struct grpci1_priv *priv; int err, len; const int *tmp; @@ -690,7 +690,7 @@ err3: err2: release_resource(&priv->info.mem_space); err1: - iounmap((void *)priv->pci_io_va); + iounmap((void __iomem *)priv->pci_io_va); grpci1priv = NULL; return err; } diff --git a/arch/sparc/kernel/leon_pci_grpci2.c b/arch/sparc/kernel/leon_pci_grpci2.c index 24d6a4446349..e433a4d69fe0 100644 --- a/arch/sparc/kernel/leon_pci_grpci2.c +++ b/arch/sparc/kernel/leon_pci_grpci2.c @@ -191,7 +191,7 @@ struct grpci2_cap_first { struct grpci2_priv { struct leon_pci_info info; /* must be on top of this structure */ - struct grpci2_regs *regs; + struct grpci2_regs __iomem *regs; char irq; char irq_mode; /* IRQ Mode from CAPSTS REG */ char bt_enabled; @@ -215,10 +215,10 @@ struct grpci2_priv { struct grpci2_barcfg tgtbars[6]; }; -DEFINE_SPINLOCK(grpci2_dev_lock); -struct grpci2_priv *grpci2priv; +static DEFINE_SPINLOCK(grpci2_dev_lock); +static struct grpci2_priv *grpci2priv; -int grpci2_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +static int grpci2_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { struct grpci2_priv *priv = dev->bus->sysdata; int irq_group; @@ -270,7 +270,7 @@ static int grpci2_cfg_r32(struct grpci2_priv *priv, unsigned int bus, *val = 0xffffffff; } else { /* Bus always little endian (unaffected by byte-swapping) */ - *val = flip_dword(tmp); + *val = swab32(tmp); } return 0; @@ -328,7 +328,7 @@ static int grpci2_cfg_w32(struct grpci2_priv *priv, unsigned int bus, pci_conf = (unsigned int *) (priv->pci_conf | (devfn << 8) | (where & 0xfc)); - LEON3_BYPASS_STORE_PA(pci_conf, flip_dword(val)); + LEON3_BYPASS_STORE_PA(pci_conf, swab32(val)); /* Wait until GRPCI2 signals that CFG access is done, it should be * done instantaneously unless a DMA operation is ongoing... @@ -561,10 +561,10 @@ out: return virq; } -void grpci2_hw_init(struct grpci2_priv *priv) +static void grpci2_hw_init(struct grpci2_priv *priv) { u32 ahbadr, pciadr, bar_sz, capptr, io_map, data; - struct grpci2_regs *regs = priv->regs; + struct grpci2_regs __iomem *regs = priv->regs; int i; struct grpci2_barcfg *barcfg = priv->tgtbars; @@ -655,7 +655,7 @@ static irqreturn_t grpci2_jump_interrupt(int irq, void *arg) static irqreturn_t grpci2_err_interrupt(int irq, void *arg) { struct grpci2_priv *priv = arg; - struct grpci2_regs *regs = priv->regs; + struct grpci2_regs __iomem *regs = priv->regs; unsigned int status; status = REGLOAD(regs->sts_cap); @@ -682,7 +682,7 @@ static irqreturn_t grpci2_err_interrupt(int irq, void *arg) static int grpci2_of_probe(struct platform_device *ofdev) { - struct grpci2_regs *regs; + struct grpci2_regs __iomem *regs; struct grpci2_priv *priv; int err, i, len; const int *tmp; @@ -878,7 +878,7 @@ err4: release_resource(&priv->info.mem_space); err3: err = -ENOMEM; - iounmap((void *)priv->pci_io_va); + iounmap((void __iomem *)priv->pci_io_va); err2: kfree(priv); err1: diff --git a/arch/sparc/kernel/leon_pmc.c b/arch/sparc/kernel/leon_pmc.c index b0b3967a2dd2..ddcf950282ed 100644 --- a/arch/sparc/kernel/leon_pmc.c +++ b/arch/sparc/kernel/leon_pmc.c @@ -12,14 +12,14 @@ #include <asm/processor.h> /* List of Systems that need fixup instructions around power-down instruction */ -unsigned int pmc_leon_fixup_ids[] = { +static unsigned int pmc_leon_fixup_ids[] = { AEROFLEX_UT699, GAISLER_GR712RC, LEON4_NEXTREME1, 0 }; -int pmc_leon_need_fixup(void) +static int pmc_leon_need_fixup(void) { unsigned int systemid = amba_system_id >> 16; unsigned int *id; @@ -38,7 +38,7 @@ int pmc_leon_need_fixup(void) * CPU idle callback function for systems that need some extra handling * See .../arch/sparc/kernel/process.c */ -void pmc_leon_idle_fixup(void) +static void pmc_leon_idle_fixup(void) { /* Prepare an address to a non-cachable region. APB is always * none-cachable. One instruction is executed after the Sleep @@ -62,7 +62,7 @@ void pmc_leon_idle_fixup(void) * CPU idle callback function * See .../arch/sparc/kernel/process.c */ -void pmc_leon_idle(void) +static void pmc_leon_idle(void) { /* Interrupts need to be enabled to not hang the CPU */ local_irq_enable(); diff --git a/arch/sparc/kernel/leon_smp.c b/arch/sparc/kernel/leon_smp.c index 6edf955f987c..018ef11f57df 100644 --- a/arch/sparc/kernel/leon_smp.c +++ b/arch/sparc/kernel/leon_smp.c @@ -130,7 +130,7 @@ void leon_configure_cache_smp(void) local_ops->tlb_all(); } -void leon_smp_setbroadcast(unsigned int mask) +static void leon_smp_setbroadcast(unsigned int mask) { int broadcast = ((LEON3_BYPASS_LOAD_PA(&(leon3_irqctrl_regs->mpstatus)) >> @@ -148,13 +148,6 @@ void leon_smp_setbroadcast(unsigned int mask) LEON_BYPASS_STORE_PA(&(leon3_irqctrl_regs->mpbroadcast), mask); } -unsigned int leon_smp_getbroadcast(void) -{ - unsigned int mask; - mask = LEON_BYPASS_LOAD_PA(&(leon3_irqctrl_regs->mpbroadcast)); - return mask; -} - int leon_smp_nrcpus(void) { int nrcpu = @@ -266,10 +259,6 @@ void __init leon_smp_done(void) } -void leon_irq_rotate(int cpu) -{ -} - struct leon_ipi_work { int single; int msk; diff --git a/arch/sparc/kernel/of_device_common.c b/arch/sparc/kernel/of_device_common.c index 3241f56331c2..de0ee3971f00 100644 --- a/arch/sparc/kernel/of_device_common.c +++ b/arch/sparc/kernel/of_device_common.c @@ -5,8 +5,10 @@ #include <linux/mod_devicetable.h> #include <linux/errno.h> #include <linux/irq.h> -#include <linux/of_device.h> #include <linux/of_platform.h> +#include <linux/of_address.h> +#include <linux/of_device.h> +#include <linux/of_irq.h> #include "of_device_common.h" diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c index 857ad77df9c0..539babf00bb2 100644 --- a/arch/sparc/kernel/pci.c +++ b/arch/sparc/kernel/pci.c @@ -28,6 +28,7 @@ #include <asm/apb.h> #include "pci_impl.h" +#include "kernel.h" /* List of all PCI controllers found in the system. */ struct pci_pbm_info *pci_pbm_root = NULL; diff --git a/arch/sparc/kernel/pci_impl.h b/arch/sparc/kernel/pci_impl.h index 5f688531f48c..75803c780af3 100644 --- a/arch/sparc/kernel/pci_impl.h +++ b/arch/sparc/kernel/pci_impl.h @@ -48,8 +48,8 @@ struct sparc64_msiq_ops { unsigned long devino); }; -extern void sparc64_pbm_msi_init(struct pci_pbm_info *pbm, - const struct sparc64_msiq_ops *ops); +void sparc64_pbm_msi_init(struct pci_pbm_info *pbm, + const struct sparc64_msiq_ops *ops); struct sparc64_msiq_cookie { struct pci_pbm_info *pbm; @@ -158,23 +158,23 @@ extern struct pci_pbm_info *pci_pbm_root; extern int pci_num_pbms; /* PCI bus scanning and fixup support. */ -extern void pci_get_pbm_props(struct pci_pbm_info *pbm); -extern struct pci_bus *pci_scan_one_pbm(struct pci_pbm_info *pbm, - struct device *parent); -extern void pci_determine_mem_io_space(struct pci_pbm_info *pbm); +void pci_get_pbm_props(struct pci_pbm_info *pbm); +struct pci_bus *pci_scan_one_pbm(struct pci_pbm_info *pbm, + struct device *parent); +void pci_determine_mem_io_space(struct pci_pbm_info *pbm); /* Error reporting support. */ -extern void pci_scan_for_target_abort(struct pci_pbm_info *, struct pci_bus *); -extern void pci_scan_for_master_abort(struct pci_pbm_info *, struct pci_bus *); -extern void pci_scan_for_parity_error(struct pci_pbm_info *, struct pci_bus *); +void pci_scan_for_target_abort(struct pci_pbm_info *, struct pci_bus *); +void pci_scan_for_master_abort(struct pci_pbm_info *, struct pci_bus *); +void pci_scan_for_parity_error(struct pci_pbm_info *, struct pci_bus *); /* Configuration space access. */ -extern void pci_config_read8(u8 *addr, u8 *ret); -extern void pci_config_read16(u16 *addr, u16 *ret); -extern void pci_config_read32(u32 *addr, u32 *ret); -extern void pci_config_write8(u8 *addr, u8 val); -extern void pci_config_write16(u16 *addr, u16 val); -extern void pci_config_write32(u32 *addr, u32 val); +void pci_config_read8(u8 *addr, u8 *ret); +void pci_config_read16(u16 *addr, u16 *ret); +void pci_config_read32(u32 *addr, u32 *ret); +void pci_config_write8(u8 *addr, u8 val); +void pci_config_write16(u16 *addr, u16 val); +void pci_config_write32(u32 *addr, u32 val); extern struct pci_ops sun4u_pci_ops; extern struct pci_ops sun4v_pci_ops; diff --git a/arch/sparc/kernel/pci_sun4v.h b/arch/sparc/kernel/pci_sun4v.h index 8e9fc3a5b4f5..5642212390b2 100644 --- a/arch/sparc/kernel/pci_sun4v.h +++ b/arch/sparc/kernel/pci_sun4v.h @@ -6,87 +6,87 @@ #ifndef _PCI_SUN4V_H #define _PCI_SUN4V_H -extern long pci_sun4v_iommu_map(unsigned long devhandle, - unsigned long tsbid, - unsigned long num_ttes, - unsigned long io_attributes, - unsigned long io_page_list_pa); -extern unsigned long pci_sun4v_iommu_demap(unsigned long devhandle, - unsigned long tsbid, - unsigned long num_ttes); -extern unsigned long pci_sun4v_iommu_getmap(unsigned long devhandle, - unsigned long tsbid, - unsigned long *io_attributes, - unsigned long *real_address); -extern unsigned long pci_sun4v_config_get(unsigned long devhandle, - unsigned long pci_device, - unsigned long config_offset, - unsigned long size); -extern int pci_sun4v_config_put(unsigned long devhandle, - unsigned long pci_device, - unsigned long config_offset, - unsigned long size, - unsigned long data); +long pci_sun4v_iommu_map(unsigned long devhandle, + unsigned long tsbid, + unsigned long num_ttes, + unsigned long io_attributes, + unsigned long io_page_list_pa); +unsigned long pci_sun4v_iommu_demap(unsigned long devhandle, + unsigned long tsbid, + unsigned long num_ttes); +unsigned long pci_sun4v_iommu_getmap(unsigned long devhandle, + unsigned long tsbid, + unsigned long *io_attributes, + unsigned long *real_address); +unsigned long pci_sun4v_config_get(unsigned long devhandle, + unsigned long pci_device, + unsigned long config_offset, + unsigned long size); +int pci_sun4v_config_put(unsigned long devhandle, + unsigned long pci_device, + unsigned long config_offset, + unsigned long size, + unsigned long data); -extern unsigned long pci_sun4v_msiq_conf(unsigned long devhandle, +unsigned long pci_sun4v_msiq_conf(unsigned long devhandle, unsigned long msiqid, unsigned long msiq_paddr, unsigned long num_entries); -extern unsigned long pci_sun4v_msiq_info(unsigned long devhandle, - unsigned long msiqid, - unsigned long *msiq_paddr, - unsigned long *num_entries); -extern unsigned long pci_sun4v_msiq_getvalid(unsigned long devhandle, - unsigned long msiqid, - unsigned long *valid); -extern unsigned long pci_sun4v_msiq_setvalid(unsigned long devhandle, - unsigned long msiqid, - unsigned long valid); -extern unsigned long pci_sun4v_msiq_getstate(unsigned long devhandle, - unsigned long msiqid, - unsigned long *state); -extern unsigned long pci_sun4v_msiq_setstate(unsigned long devhandle, - unsigned long msiqid, - unsigned long state); -extern unsigned long pci_sun4v_msiq_gethead(unsigned long devhandle, - unsigned long msiqid, - unsigned long *head); -extern unsigned long pci_sun4v_msiq_sethead(unsigned long devhandle, - unsigned long msiqid, - unsigned long head); -extern unsigned long pci_sun4v_msiq_gettail(unsigned long devhandle, - unsigned long msiqid, - unsigned long *head); -extern unsigned long pci_sun4v_msi_getvalid(unsigned long devhandle, - unsigned long msinum, - unsigned long *valid); -extern unsigned long pci_sun4v_msi_setvalid(unsigned long devhandle, - unsigned long msinum, - unsigned long valid); -extern unsigned long pci_sun4v_msi_getmsiq(unsigned long devhandle, - unsigned long msinum, - unsigned long *msiq); -extern unsigned long pci_sun4v_msi_setmsiq(unsigned long devhandle, - unsigned long msinum, - unsigned long msiq, - unsigned long msitype); -extern unsigned long pci_sun4v_msi_getstate(unsigned long devhandle, - unsigned long msinum, - unsigned long *state); -extern unsigned long pci_sun4v_msi_setstate(unsigned long devhandle, - unsigned long msinum, - unsigned long state); -extern unsigned long pci_sun4v_msg_getmsiq(unsigned long devhandle, - unsigned long msinum, - unsigned long *msiq); -extern unsigned long pci_sun4v_msg_setmsiq(unsigned long devhandle, - unsigned long msinum, - unsigned long msiq); -extern unsigned long pci_sun4v_msg_getvalid(unsigned long devhandle, - unsigned long msinum, - unsigned long *valid); -extern unsigned long pci_sun4v_msg_setvalid(unsigned long devhandle, - unsigned long msinum, - unsigned long valid); +unsigned long pci_sun4v_msiq_info(unsigned long devhandle, + unsigned long msiqid, + unsigned long *msiq_paddr, + unsigned long *num_entries); +unsigned long pci_sun4v_msiq_getvalid(unsigned long devhandle, + unsigned long msiqid, + unsigned long *valid); +unsigned long pci_sun4v_msiq_setvalid(unsigned long devhandle, + unsigned long msiqid, + unsigned long valid); +unsigned long pci_sun4v_msiq_getstate(unsigned long devhandle, + unsigned long msiqid, + unsigned long *state); +unsigned long pci_sun4v_msiq_setstate(unsigned long devhandle, + unsigned long msiqid, + unsigned long state); +unsigned long pci_sun4v_msiq_gethead(unsigned long devhandle, + unsigned long msiqid, + unsigned long *head); +unsigned long pci_sun4v_msiq_sethead(unsigned long devhandle, + unsigned long msiqid, + unsigned long head); +unsigned long pci_sun4v_msiq_gettail(unsigned long devhandle, + unsigned long msiqid, + unsigned long *head); +unsigned long pci_sun4v_msi_getvalid(unsigned long devhandle, + unsigned long msinum, + unsigned long *valid); +unsigned long pci_sun4v_msi_setvalid(unsigned long devhandle, + unsigned long msinum, + unsigned long valid); +unsigned long pci_sun4v_msi_getmsiq(unsigned long devhandle, + unsigned long msinum, + unsigned long *msiq); +unsigned long pci_sun4v_msi_setmsiq(unsigned long devhandle, + unsigned long msinum, + unsigned long msiq, + unsigned long msitype); +unsigned long pci_sun4v_msi_getstate(unsigned long devhandle, + unsigned long msinum, + unsigned long *state); +unsigned long pci_sun4v_msi_setstate(unsigned long devhandle, + unsigned long msinum, + unsigned long state); +unsigned long pci_sun4v_msg_getmsiq(unsigned long devhandle, + unsigned long msinum, + unsigned long *msiq); +unsigned long pci_sun4v_msg_setmsiq(unsigned long devhandle, + unsigned long msinum, + unsigned long msiq); +unsigned long pci_sun4v_msg_getvalid(unsigned long devhandle, + unsigned long msinum, + unsigned long *valid); +unsigned long pci_sun4v_msg_setvalid(unsigned long devhandle, + unsigned long msinum, + unsigned long valid); #endif /* !(_PCI_SUN4V_H) */ diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c index 09f4fdd8d808..6cc78c213c01 100644 --- a/arch/sparc/kernel/pcic.c +++ b/arch/sparc/kernel/pcic.c @@ -36,6 +36,7 @@ #include <asm/uaccess.h> #include <asm/irq_regs.h> +#include "kernel.h" #include "irq.h" /* @@ -162,8 +163,8 @@ static int pcic0_up; static struct linux_pcic pcic0; void __iomem *pcic_regs; -volatile int pcic_speculative; -volatile int pcic_trapped; +static volatile int pcic_speculative; +static volatile int pcic_trapped; /* forward */ unsigned int pcic_build_device_irq(struct platform_device *op, @@ -329,7 +330,7 @@ int __init pcic_probe(void) pcic->pcic_res_cfg_addr.name = "pcic_cfg_addr"; if ((pcic->pcic_config_space_addr = - ioremap(regs[2].phys_addr, regs[2].reg_size * 2)) == 0) { + ioremap(regs[2].phys_addr, regs[2].reg_size * 2)) == NULL) { prom_printf("PCIC: Error, cannot map " "PCI Configuration Space Address.\n"); prom_halt(); @@ -341,7 +342,7 @@ int __init pcic_probe(void) */ pcic->pcic_res_cfg_data.name = "pcic_cfg_data"; if ((pcic->pcic_config_space_data = - ioremap(regs[3].phys_addr, regs[3].reg_size * 2)) == 0) { + ioremap(regs[3].phys_addr, regs[3].reg_size * 2)) == NULL) { prom_printf("PCIC: Error, cannot map " "PCI Configuration Space Data.\n"); prom_halt(); @@ -353,7 +354,6 @@ int __init pcic_probe(void) strcpy(pbm->prom_name, namebuf); { - extern volatile int t_nmi[4]; extern int pcic_nmi_trap_patch[4]; t_nmi[0] = pcic_nmi_trap_patch[0]; @@ -536,7 +536,7 @@ pcic_fill_irq(struct linux_pcic *pcic, struct pci_dev *dev, int node) prom_getstring(node, "name", namebuf, sizeof(namebuf)); } - if ((p = pcic->pcic_imap) == 0) { + if ((p = pcic->pcic_imap) == NULL) { dev->irq = 0; return; } @@ -670,30 +670,6 @@ void pcibios_fixup_bus(struct pci_bus *bus) } } -/* - * pcic_pin_to_irq() is exported to bus probing code - */ -unsigned int -pcic_pin_to_irq(unsigned int pin, const char *name) -{ - struct linux_pcic *pcic = &pcic0; - unsigned int irq; - unsigned int ivec; - - if (pin < 4) { - ivec = readw(pcic->pcic_regs+PCI_INT_SELECT_LO); - irq = ivec >> (pin << 2) & 0xF; - } else if (pin < 8) { - ivec = readw(pcic->pcic_regs+PCI_INT_SELECT_HI); - irq = ivec >> ((pin-4) << 2) & 0xF; - } else { /* Corrupted map */ - printk("PCIC: BAD PIN %d FOR %s\n", pin, name); - for (;;) {} /* XXX Cannot panic properly in case of PROLL */ - } -/* P3 */ /* printk("PCIC: dev %s pin %d ivec 0x%x irq %x\n", name, pin, ivec, irq); */ - return irq; -} - /* Makes compiler happy */ static volatile int pcic_timer_dummy; @@ -783,7 +759,7 @@ int pcibios_enable_device(struct pci_dev *pdev, int mask) void pcic_nmi(unsigned int pend, struct pt_regs *regs) { - pend = flip_dword(pend); + pend = swab32(pend); if (!pcic_speculative || (pend & PCI_SYS_INT_PENDING_PIO) == 0) { /* @@ -875,82 +851,4 @@ void __init sun4m_pci_init_IRQ(void) sparc_config.load_profile_irq = pcic_load_profile_irq; } -/* - * This probably belongs here rather than ioport.c because - * we do not want this crud linked into SBus kernels. - * Also, think for a moment about likes of floppy.c that - * include architecture specific parts. They may want to redefine ins/outs. - * - * We do not use horrible macros here because we want to - * advance pointer by sizeof(size). - */ -void outsb(unsigned long addr, const void *src, unsigned long count) -{ - while (count) { - count -= 1; - outb(*(const char *)src, addr); - src += 1; - /* addr += 1; */ - } -} -EXPORT_SYMBOL(outsb); - -void outsw(unsigned long addr, const void *src, unsigned long count) -{ - while (count) { - count -= 2; - outw(*(const short *)src, addr); - src += 2; - /* addr += 2; */ - } -} -EXPORT_SYMBOL(outsw); - -void outsl(unsigned long addr, const void *src, unsigned long count) -{ - while (count) { - count -= 4; - outl(*(const long *)src, addr); - src += 4; - /* addr += 4; */ - } -} -EXPORT_SYMBOL(outsl); - -void insb(unsigned long addr, void *dst, unsigned long count) -{ - while (count) { - count -= 1; - *(unsigned char *)dst = inb(addr); - dst += 1; - /* addr += 1; */ - } -} -EXPORT_SYMBOL(insb); - -void insw(unsigned long addr, void *dst, unsigned long count) -{ - while (count) { - count -= 2; - *(unsigned short *)dst = inw(addr); - dst += 2; - /* addr += 2; */ - } -} -EXPORT_SYMBOL(insw); - -void insl(unsigned long addr, void *dst, unsigned long count) -{ - while (count) { - count -= 4; - /* - * XXX I am sure we are in for an unaligned trap here. - */ - *(unsigned long *)dst = inl(addr); - dst += 4; - /* addr += 4; */ - } -} -EXPORT_SYMBOL(insl); - subsys_initcall(pcic_init); diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c index b5c38faa4ead..8efd33753ad3 100644 --- a/arch/sparc/kernel/perf_event.c +++ b/arch/sparc/kernel/perf_event.c @@ -110,7 +110,7 @@ struct cpu_hw_events { unsigned int group_flag; }; -DEFINE_PER_CPU(struct cpu_hw_events, cpu_hw_events) = { .enabled = 1, }; +static DEFINE_PER_CPU(struct cpu_hw_events, cpu_hw_events) = { .enabled = 1, }; /* An event map describes the characteristics of a performance * counter event. In particular it gives the encoding as well as @@ -1153,7 +1153,7 @@ static void perf_stop_nmi_watchdog(void *unused) cpuc->pcr[i] = pcr_ops->read_pcr(i); } -void perf_event_grab_pmc(void) +static void perf_event_grab_pmc(void) { if (atomic_inc_not_zero(&active_events)) return; @@ -1169,7 +1169,7 @@ void perf_event_grab_pmc(void) mutex_unlock(&pmc_grab_mutex); } -void perf_event_release_pmc(void) +static void perf_event_release_pmc(void) { if (atomic_dec_and_mutex_lock(&active_events, &pmc_grab_mutex)) { if (atomic_read(&nmi_active) == 0) @@ -1669,7 +1669,7 @@ static bool __init supported_pmu(void) return false; } -int __init init_hw_perf_events(void) +static int __init init_hw_perf_events(void) { pr_info("Performance events: "); @@ -1742,10 +1742,11 @@ static void perf_callchain_user_64(struct perf_callchain_entry *entry, ufp = regs->u_regs[UREG_I6] + STACK_BIAS; do { - struct sparc_stackf *usf, sf; + struct sparc_stackf __user *usf; + struct sparc_stackf sf; unsigned long pc; - usf = (struct sparc_stackf *) ufp; + usf = (struct sparc_stackf __user *)ufp; if (__copy_from_user_inatomic(&sf, usf, sizeof(sf))) break; @@ -1765,17 +1766,19 @@ static void perf_callchain_user_32(struct perf_callchain_entry *entry, unsigned long pc; if (thread32_stack_is_64bit(ufp)) { - struct sparc_stackf *usf, sf; + struct sparc_stackf __user *usf; + struct sparc_stackf sf; ufp += STACK_BIAS; - usf = (struct sparc_stackf *) ufp; + usf = (struct sparc_stackf __user *)ufp; if (__copy_from_user_inatomic(&sf, usf, sizeof(sf))) break; pc = sf.callers_pc & 0xffffffff; ufp = ((unsigned long) sf.fp) & 0xffffffff; } else { - struct sparc_stackf32 *usf, sf; - usf = (struct sparc_stackf32 *) ufp; + struct sparc_stackf32 __user *usf; + struct sparc_stackf32 sf; + usf = (struct sparc_stackf32 __user *)ufp; if (__copy_from_user_inatomic(&sf, usf, sizeof(sf))) break; pc = sf.callers_pc; diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c index 510baec1b69b..50e7b626afe8 100644 --- a/arch/sparc/kernel/process_32.c +++ b/arch/sparc/kernel/process_32.c @@ -10,6 +10,7 @@ #include <stdarg.h> +#include <linux/elfcore.h> #include <linux/errno.h> #include <linux/module.h> #include <linux/sched.h> @@ -23,6 +24,7 @@ #include <linux/delay.h> #include <linux/pm.h> #include <linux/slab.h> +#include <linux/cpu.h> #include <asm/auxio.h> #include <asm/oplib.h> @@ -38,6 +40,8 @@ #include <asm/unistd.h> #include <asm/setup.h> +#include "kernel.h" + /* * Power management idle function * Set in pm platform drivers (apc.c and pmc.c) @@ -102,8 +106,12 @@ void machine_restart(char * cmd) void machine_power_off(void) { if (auxio_power_register && - (strcmp(of_console_device->type, "serial") || scons_pwroff)) - *auxio_power_register |= AUXIO_POWER_OFF; + (strcmp(of_console_device->type, "serial") || scons_pwroff)) { + u8 power_register = sbus_readb(auxio_power_register); + power_register |= AUXIO_POWER_OFF; + sbus_writeb(power_register, auxio_power_register); + } + machine_halt(); } diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c index d7b4967f8fa6..b2988f25e230 100644 --- a/arch/sparc/kernel/process_64.c +++ b/arch/sparc/kernel/process_64.c @@ -88,7 +88,7 @@ void arch_cpu_idle(void) } #ifdef CONFIG_HOTPLUG_CPU -void arch_cpu_idle_dead() +void arch_cpu_idle_dead(void) { sched_preempt_enable_no_resched(); cpu_play_dead(); diff --git a/arch/sparc/kernel/prom.h b/arch/sparc/kernel/prom.h index cf5fe1c0b024..890281b12b28 100644 --- a/arch/sparc/kernel/prom.h +++ b/arch/sparc/kernel/prom.h @@ -4,7 +4,7 @@ #include <linux/spinlock.h> #include <asm/prom.h> -extern void of_console_init(void); +void of_console_init(void); extern unsigned int prom_early_allocated; diff --git a/arch/sparc/kernel/prom_64.c b/arch/sparc/kernel/prom_64.c index 9a690d39c01b..20cc5d80a471 100644 --- a/arch/sparc/kernel/prom_64.c +++ b/arch/sparc/kernel/prom_64.c @@ -15,11 +15,12 @@ * 2 of the License, or (at your option) any later version. */ +#include <linux/memblock.h> #include <linux/kernel.h> -#include <linux/types.h> #include <linux/string.h> +#include <linux/types.h> +#include <linux/cpu.h> #include <linux/mm.h> -#include <linux/memblock.h> #include <linux/of.h> #include <asm/prom.h> diff --git a/arch/sparc/kernel/psycho_common.h b/arch/sparc/kernel/psycho_common.h index 590b4ed8ab5e..05a6e30a928e 100644 --- a/arch/sparc/kernel/psycho_common.h +++ b/arch/sparc/kernel/psycho_common.h @@ -30,19 +30,19 @@ enum psycho_error_type { UE_ERR, CE_ERR, PCI_ERR }; -extern void psycho_check_iommu_error(struct pci_pbm_info *pbm, - unsigned long afsr, - unsigned long afar, - enum psycho_error_type type); +void psycho_check_iommu_error(struct pci_pbm_info *pbm, + unsigned long afsr, + unsigned long afar, + enum psycho_error_type type); -extern irqreturn_t psycho_pcierr_intr(int irq, void *dev_id); +irqreturn_t psycho_pcierr_intr(int irq, void *dev_id); -extern int psycho_iommu_init(struct pci_pbm_info *pbm, int tsbsize, - u32 dvma_offset, u32 dma_mask, - unsigned long write_complete_offset); +int psycho_iommu_init(struct pci_pbm_info *pbm, int tsbsize, + u32 dvma_offset, u32 dma_mask, + unsigned long write_complete_offset); -extern void psycho_pbm_init_common(struct pci_pbm_info *pbm, - struct platform_device *op, - const char *chip_name, int chip_type); +void psycho_pbm_init_common(struct pci_pbm_info *pbm, + struct platform_device *op, + const char *chip_name, int chip_type); #endif /* _PSYCHO_COMMON_H */ diff --git a/arch/sparc/kernel/ptrace_32.c b/arch/sparc/kernel/ptrace_32.c index 896ba7c5cd8e..a331fdc11a2c 100644 --- a/arch/sparc/kernel/ptrace_32.c +++ b/arch/sparc/kernel/ptrace_32.c @@ -26,6 +26,8 @@ #include <asm/uaccess.h> #include <asm/cacheflush.h> +#include "kernel.h" + /* #define ALLOW_INIT_TRACING */ /* diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c index 1434526970a6..baef495c06bd 100644 --- a/arch/sparc/kernel/setup_32.c +++ b/arch/sparc/kernel/setup_32.c @@ -267,7 +267,7 @@ static __init void leon_patch(void) } struct tt_entry *sparc_ttable; -struct pt_regs fake_swapper_regs; +static struct pt_regs fake_swapper_regs; /* Called from head_32.S - before we have setup anything * in the kernel. Be very careful with what you do here. @@ -365,7 +365,7 @@ void __init setup_arch(char **cmdline_p) prom_setsync(prom_sync_me); - if((boot_flags&BOOTME_DEBUG) && (linux_dbvec!=0) && + if((boot_flags & BOOTME_DEBUG) && (linux_dbvec != NULL) && ((*(short *)linux_dbvec) != -1)) { printk("Booted under KADB. Syncing trap table.\n"); (*(linux_dbvec->teach_debugger))(); diff --git a/arch/sparc/kernel/signal32.c b/arch/sparc/kernel/signal32.c index ee789d2ef05d..62deba7be1a9 100644 --- a/arch/sparc/kernel/signal32.c +++ b/arch/sparc/kernel/signal32.c @@ -31,6 +31,7 @@ #include <asm/switch_to.h> #include "sigutil.h" +#include "kernel.h" /* This magic should be in g_upper[0] for all upper parts * to be valid. @@ -145,7 +146,7 @@ void do_sigreturn32(struct pt_regs *regs) unsigned int psr; unsigned pc, npc; sigset_t set; - unsigned seta[_COMPAT_NSIG_WORDS]; + compat_sigset_t seta; int err, i; /* Always make any pending restarted system calls return -EINTR */ @@ -209,17 +210,13 @@ void do_sigreturn32(struct pt_regs *regs) if (restore_rwin_state(compat_ptr(rwin_save))) goto segv; } - err |= __get_user(seta[0], &sf->info.si_mask); - err |= copy_from_user(seta+1, &sf->extramask, + err |= __get_user(seta.sig[0], &sf->info.si_mask); + err |= copy_from_user(&seta.sig[1], &sf->extramask, (_COMPAT_NSIG_WORDS - 1) * sizeof(unsigned int)); if (err) goto segv; - switch (_NSIG_WORDS) { - case 4: set.sig[3] = seta[6] + (((long)seta[7]) << 32); - case 3: set.sig[2] = seta[4] + (((long)seta[5]) << 32); - case 2: set.sig[1] = seta[2] + (((long)seta[3]) << 32); - case 1: set.sig[0] = seta[0] + (((long)seta[1]) << 32); - } + + set.sig[0] = seta.sig[0] + (((long)seta.sig[1]) << 32); set_current_blocked(&set); return; @@ -303,12 +300,7 @@ asmlinkage void do_rt_sigreturn32(struct pt_regs *regs) goto segv; } - switch (_NSIG_WORDS) { - case 4: set.sig[3] = seta.sig[6] + (((long)seta.sig[7]) << 32); - case 3: set.sig[2] = seta.sig[4] + (((long)seta.sig[5]) << 32); - case 2: set.sig[1] = seta.sig[2] + (((long)seta.sig[3]) << 32); - case 1: set.sig[0] = seta.sig[0] + (((long)seta.sig[1]) << 32); - } + set.sig[0] = seta.sig[0] + (((long)seta.sig[1]) << 32); set_current_blocked(&set); return; segv: @@ -417,7 +409,7 @@ static int setup_frame32(struct ksignal *ksig, struct pt_regs *regs, void __user *tail; int sigframe_size; u32 psr; - unsigned int seta[_COMPAT_NSIG_WORDS]; + compat_sigset_t seta; /* 1. Make sure everything is clean */ synchronize_user_stack(); @@ -481,18 +473,14 @@ static int setup_frame32(struct ksignal *ksig, struct pt_regs *regs, err |= __put_user(0, &sf->rwin_save); } - switch (_NSIG_WORDS) { - case 4: seta[7] = (oldset->sig[3] >> 32); - seta[6] = oldset->sig[3]; - case 3: seta[5] = (oldset->sig[2] >> 32); - seta[4] = oldset->sig[2]; - case 2: seta[3] = (oldset->sig[1] >> 32); - seta[2] = oldset->sig[1]; - case 1: seta[1] = (oldset->sig[0] >> 32); - seta[0] = oldset->sig[0]; - } - err |= __put_user(seta[0], &sf->info.si_mask); - err |= __copy_to_user(sf->extramask, seta + 1, + /* If these change we need to know - assignments to seta relies on these sizes */ + BUILD_BUG_ON(_NSIG_WORDS != 1); + BUILD_BUG_ON(_COMPAT_NSIG_WORDS != 2); + seta.sig[1] = (oldset->sig[0] >> 32); + seta.sig[0] = oldset->sig[0]; + + err |= __put_user(seta.sig[0], &sf->info.si_mask); + err |= __copy_to_user(sf->extramask, &seta.sig[1], (_COMPAT_NSIG_WORDS - 1) * sizeof(unsigned int)); if (!wsaved) { @@ -622,16 +610,8 @@ static int setup_rt_frame32(struct ksignal *ksig, struct pt_regs *regs, /* Setup sigaltstack */ err |= __compat_save_altstack(&sf->stack, regs->u_regs[UREG_FP]); - switch (_NSIG_WORDS) { - case 4: seta.sig[7] = (oldset->sig[3] >> 32); - seta.sig[6] = oldset->sig[3]; - case 3: seta.sig[5] = (oldset->sig[2] >> 32); - seta.sig[4] = oldset->sig[2]; - case 2: seta.sig[3] = (oldset->sig[1] >> 32); - seta.sig[2] = oldset->sig[1]; - case 1: seta.sig[1] = (oldset->sig[0] >> 32); - seta.sig[0] = oldset->sig[0]; - } + seta.sig[1] = (oldset->sig[0] >> 32); + seta.sig[0] = oldset->sig[0]; err |= __copy_to_user(&sf->mask, &seta, sizeof(compat_sigset_t)); if (!wsaved) { diff --git a/arch/sparc/kernel/signal_32.c b/arch/sparc/kernel/signal_32.c index 7d5d8e1f8415..9ee72fc8e0e4 100644 --- a/arch/sparc/kernel/signal_32.c +++ b/arch/sparc/kernel/signal_32.c @@ -28,6 +28,7 @@ #include <asm/switch_to.h> #include "sigutil.h" +#include "kernel.h" extern void fpsave(unsigned long *fpregs, unsigned long *fsr, void *fpqueue, unsigned long *fpqdepth); @@ -341,7 +342,7 @@ static int setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs, err |= __put_user(0, &sf->extra_size); if (psr & PSR_EF) { - __siginfo_fpu_t *fp = tail; + __siginfo_fpu_t __user *fp = tail; tail += sizeof(*fp); err |= save_fpu_state(regs, fp); err |= __put_user(fp, &sf->fpu_save); @@ -349,7 +350,7 @@ static int setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs, err |= __put_user(0, &sf->fpu_save); } if (wsaved) { - __siginfo_rwin_t *rwp = tail; + __siginfo_rwin_t __user *rwp = tail; tail += sizeof(*rwp); err |= save_rwin_state(wsaved, rwp); err |= __put_user(rwp, &sf->rwin_save); @@ -517,9 +518,9 @@ void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, } } -asmlinkage int -do_sys_sigstack(struct sigstack __user *ssptr, struct sigstack __user *ossptr, - unsigned long sp) +asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr, + struct sigstack __user *ossptr, + unsigned long sp) { int ret = -EFAULT; diff --git a/arch/sparc/kernel/signal_64.c b/arch/sparc/kernel/signal_64.c index cd91d010e6d3..1a6999868031 100644 --- a/arch/sparc/kernel/signal_64.c +++ b/arch/sparc/kernel/signal_64.c @@ -35,9 +35,10 @@ #include <asm/switch_to.h> #include <asm/cacheflush.h> -#include "entry.h" -#include "systbls.h" #include "sigutil.h" +#include "systbls.h" +#include "kernel.h" +#include "entry.h" /* {set, get}context() needed for 64-bit SparcLinux userland. */ asmlinkage void sparc64_set_context(struct pt_regs *regs) @@ -492,7 +493,6 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0) #ifdef CONFIG_COMPAT if (test_thread_flag(TIF_32BIT)) { - extern void do_signal32(struct pt_regs *); do_signal32(regs); return; } diff --git a/arch/sparc/kernel/smp_32.c b/arch/sparc/kernel/smp_32.c index a102bfba6ea8..7958242d63c5 100644 --- a/arch/sparc/kernel/smp_32.c +++ b/arch/sparc/kernel/smp_32.c @@ -20,6 +20,7 @@ #include <linux/seq_file.h> #include <linux/cache.h> #include <linux/delay.h> +#include <linux/profile.h> #include <linux/cpu.h> #include <asm/ptrace.h> @@ -75,8 +76,6 @@ void smp_store_cpu_info(int id) void __init smp_cpus_done(unsigned int max_cpus) { - extern void smp4m_smp_done(void); - extern void smp4d_smp_done(void); unsigned long bogosum = 0; int cpu, num = 0; @@ -183,8 +182,6 @@ int setup_profiling_timer(unsigned int multiplier) void __init smp_prepare_cpus(unsigned int max_cpus) { - extern void __init smp4m_boot_cpus(void); - extern void __init smp4d_boot_cpus(void); int i, cpuid, extra; printk("Entering SMP Mode...\n"); @@ -261,8 +258,6 @@ void __init smp_prepare_boot_cpu(void) int __cpu_up(unsigned int cpu, struct task_struct *tidle) { - extern int smp4m_boot_one_cpu(int, struct task_struct *); - extern int smp4d_boot_one_cpu(int, struct task_struct *); int ret=0; switch(sparc_cpu_model) { @@ -297,7 +292,7 @@ int __cpu_up(unsigned int cpu, struct task_struct *tidle) return ret; } -void arch_cpu_pre_starting(void *arg) +static void arch_cpu_pre_starting(void *arg) { local_ops->cache_all(); local_ops->tlb_all(); @@ -317,7 +312,7 @@ void arch_cpu_pre_starting(void *arg) } } -void arch_cpu_pre_online(void *arg) +static void arch_cpu_pre_online(void *arg) { unsigned int cpuid = hard_smp_processor_id(); @@ -344,7 +339,7 @@ void arch_cpu_pre_online(void *arg) } } -void sparc_start_secondary(void *arg) +static void sparc_start_secondary(void *arg) { unsigned int cpu; diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index 745a3633ce14..41aa2478f3ca 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -25,6 +25,7 @@ #include <linux/ftrace.h> #include <linux/cpu.h> #include <linux/slab.h> +#include <linux/kgdb.h> #include <asm/head.h> #include <asm/ptrace.h> @@ -35,6 +36,7 @@ #include <asm/hvtramp.h> #include <asm/io.h> #include <asm/timer.h> +#include <asm/setup.h> #include <asm/irq.h> #include <asm/irq_regs.h> @@ -52,6 +54,7 @@ #include <asm/pcr.h> #include "cpumap.h" +#include "kernel.h" DEFINE_PER_CPU(cpumask_t, cpu_sibling_map) = CPU_MASK_NONE; cpumask_t cpu_core_map[NR_CPUS] __read_mostly = @@ -272,14 +275,6 @@ static void smp_synchronize_one_tick(int cpu) } #if defined(CONFIG_SUN_LDOMS) && defined(CONFIG_HOTPLUG_CPU) -/* XXX Put this in some common place. XXX */ -static unsigned long kimage_addr_to_ra(void *p) -{ - unsigned long val = (unsigned long) p; - - return kern_base + (val - KERNBASE); -} - static void ldom_startcpu_cpuid(unsigned int cpu, unsigned long thread_reg, void **descrp) { @@ -867,11 +862,6 @@ extern unsigned long xcall_flush_dcache_page_cheetah; #endif extern unsigned long xcall_flush_dcache_page_spitfire; -#ifdef CONFIG_DEBUG_DCFLUSH -extern atomic_t dcpage_flushes; -extern atomic_t dcpage_flushes_xcall; -#endif - static inline void __local_flush_dcache_page(struct page *page) { #ifdef DCACHE_ALIASING_POSSIBLE diff --git a/arch/sparc/kernel/sun4d_irq.c b/arch/sparc/kernel/sun4d_irq.c index f8933be3ca8b..a1bb2675b280 100644 --- a/arch/sparc/kernel/sun4d_irq.c +++ b/arch/sparc/kernel/sun4d_irq.c @@ -143,7 +143,7 @@ static void sun4d_sbus_handler_irq(int sbusl) } } -void sun4d_handler_irq(int pil, struct pt_regs *regs) +void sun4d_handler_irq(unsigned int pil, struct pt_regs *regs) { struct pt_regs *old_regs; /* SBUS IRQ level (1 - 7) */ @@ -236,7 +236,7 @@ static void sun4d_shutdown_irq(struct irq_data *data) irq_unlink(data->irq); } -struct irq_chip sun4d_irq = { +static struct irq_chip sun4d_irq = { .name = "sun4d", .irq_startup = sun4d_startup_irq, .irq_shutdown = sun4d_shutdown_irq, @@ -285,9 +285,9 @@ static void __init sun4d_load_profile_irqs(void) } } -unsigned int _sun4d_build_device_irq(unsigned int real_irq, - unsigned int pil, - unsigned int board) +static unsigned int _sun4d_build_device_irq(unsigned int real_irq, + unsigned int pil, + unsigned int board) { struct sun4d_handler_data *handler_data; unsigned int irq; @@ -320,8 +320,8 @@ err_out: -unsigned int sun4d_build_device_irq(struct platform_device *op, - unsigned int real_irq) +static unsigned int sun4d_build_device_irq(struct platform_device *op, + unsigned int real_irq) { struct device_node *dp = op->dev.of_node; struct device_node *board_parent, *bus = dp->parent; @@ -383,7 +383,8 @@ err_out: return irq; } -unsigned int sun4d_build_timer_irq(unsigned int board, unsigned int real_irq) +static unsigned int sun4d_build_timer_irq(unsigned int board, + unsigned int real_irq) { return _sun4d_build_device_irq(real_irq, real_irq, board); } diff --git a/arch/sparc/kernel/sys_sparc32.c b/arch/sparc/kernel/sys_sparc32.c index 71368850dfc0..022c30c72ebd 100644 --- a/arch/sparc/kernel/sys_sparc32.c +++ b/arch/sparc/kernel/sys_sparc32.c @@ -49,6 +49,8 @@ #include <asm/mmu_context.h> #include <asm/compat_signal.h> +#include "systbls.h" + asmlinkage long sys32_truncate64(const char __user * path, unsigned long high, unsigned long low) { if ((int)high < 0) diff --git a/arch/sparc/kernel/sys_sparc_32.c b/arch/sparc/kernel/sys_sparc_32.c index 3a8d1844402e..646988d4c1a3 100644 --- a/arch/sparc/kernel/sys_sparc_32.c +++ b/arch/sparc/kernel/sys_sparc_32.c @@ -24,6 +24,8 @@ #include <asm/uaccess.h> #include <asm/unistd.h> +#include "systbls.h" + /* #define DEBUG_UNIMP_SYSCALL */ /* XXX Make this per-binary type, this way we can detect the type of @@ -68,7 +70,7 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi * sys_pipe() is the normal C calling standard for creating * a pipe. It's not the way unix traditionally does this, though. */ -asmlinkage int sparc_pipe(struct pt_regs *regs) +asmlinkage long sparc_pipe(struct pt_regs *regs) { int fd[2]; int error; @@ -93,7 +95,7 @@ int sparc_mmap_check(unsigned long addr, unsigned long len) /* Linux version of mmap */ -asmlinkage unsigned long sys_mmap2(unsigned long addr, unsigned long len, +asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long pgoff) { @@ -103,7 +105,7 @@ asmlinkage unsigned long sys_mmap2(unsigned long addr, unsigned long len, pgoff >> (PAGE_SHIFT - 12)); } -asmlinkage unsigned long sys_mmap(unsigned long addr, unsigned long len, +asmlinkage long sys_mmap(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long off) { @@ -197,7 +199,7 @@ SYSCALL_DEFINE5(rt_sigaction, int, sig, return ret; } -asmlinkage int sys_getdomainname(char __user *name, int len) +asmlinkage long sys_getdomainname(char __user *name, int len) { int nlen, err; diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c index beb0b5a5f21f..c85403d0496c 100644 --- a/arch/sparc/kernel/sys_sparc_64.c +++ b/arch/sparc/kernel/sys_sparc_64.c @@ -31,6 +31,7 @@ #include <asm/unistd.h> #include "entry.h" +#include "kernel.h" #include "systbls.h" /* #define DEBUG_UNIMP_SYSCALL */ diff --git a/arch/sparc/kernel/systbls.h b/arch/sparc/kernel/systbls.h index 26e6dd72e92a..2dab8236d490 100644 --- a/arch/sparc/kernel/systbls.h +++ b/arch/sparc/kernel/systbls.h @@ -1,41 +1,103 @@ #ifndef _SYSTBLS_H #define _SYSTBLS_H +#include <linux/signal.h> #include <linux/kernel.h> +#include <linux/compat.h> #include <linux/types.h> -#include <linux/signal.h> + #include <asm/utrap.h> -extern asmlinkage unsigned long sys_getpagesize(void); -extern asmlinkage long sparc_pipe(struct pt_regs *regs); -extern asmlinkage long sys_sparc_ipc(unsigned int call, int first, - unsigned long second, - unsigned long third, - void __user *ptr, long fifth); -extern asmlinkage long sparc64_personality(unsigned long personality); -extern asmlinkage long sys64_munmap(unsigned long addr, size_t len); -extern asmlinkage unsigned long sys64_mremap(unsigned long addr, - unsigned long old_len, - unsigned long new_len, - unsigned long flags, - unsigned long new_addr); -extern asmlinkage unsigned long c_sys_nis_syscall(struct pt_regs *regs); -extern asmlinkage long sys_getdomainname(char __user *name, int len); -extern asmlinkage long sys_utrap_install(utrap_entry_t type, - utrap_handler_t new_p, - utrap_handler_t new_d, - utrap_handler_t __user *old_p, - utrap_handler_t __user *old_d); -extern asmlinkage long sparc_memory_ordering(unsigned long model, - struct pt_regs *regs); -extern asmlinkage long sys_rt_sigaction(int sig, - const struct sigaction __user *act, - struct sigaction __user *oact, - void __user *restorer, - size_t sigsetsize); +asmlinkage unsigned long sys_getpagesize(void); +asmlinkage long sparc_pipe(struct pt_regs *regs); +asmlinkage unsigned long c_sys_nis_syscall(struct pt_regs *regs); +asmlinkage long sys_getdomainname(char __user *name, int len); +void do_rt_sigreturn(struct pt_regs *regs); +asmlinkage long sys_mmap(unsigned long addr, unsigned long len, + unsigned long prot, unsigned long flags, + unsigned long fd, unsigned long off); +asmlinkage void sparc_breakpoint(struct pt_regs *regs); + +#ifdef CONFIG_SPARC32 +asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, + unsigned long prot, unsigned long flags, + unsigned long fd, unsigned long pgoff); +long sparc_remap_file_pages(unsigned long start, unsigned long size, + unsigned long prot, unsigned long pgoff, + unsigned long flags); -extern asmlinkage void sparc64_set_context(struct pt_regs *regs); -extern asmlinkage void sparc64_get_context(struct pt_regs *regs); -extern void do_rt_sigreturn(struct pt_regs *regs); +#endif /* CONFIG_SPARC32 */ +#ifdef CONFIG_SPARC64 +asmlinkage long sys_sparc_ipc(unsigned int call, int first, + unsigned long second, + unsigned long third, + void __user *ptr, long fifth); +asmlinkage long sparc64_personality(unsigned long personality); +asmlinkage long sys64_munmap(unsigned long addr, size_t len); +asmlinkage unsigned long sys64_mremap(unsigned long addr, + unsigned long old_len, + unsigned long new_len, + unsigned long flags, + unsigned long new_addr); +asmlinkage long sys_utrap_install(utrap_entry_t type, + utrap_handler_t new_p, + utrap_handler_t new_d, + utrap_handler_t __user *old_p, + utrap_handler_t __user *old_d); +asmlinkage long sparc_memory_ordering(unsigned long model, + struct pt_regs *regs); +asmlinkage void sparc64_set_context(struct pt_regs *regs); +asmlinkage void sparc64_get_context(struct pt_regs *regs); +asmlinkage long sys32_truncate64(const char __user * path, + unsigned long high, + unsigned long low); +asmlinkage long sys32_ftruncate64(unsigned int fd, + unsigned long high, + unsigned long low); +struct compat_stat64; +asmlinkage long compat_sys_stat64(const char __user * filename, + struct compat_stat64 __user *statbuf); +asmlinkage long compat_sys_lstat64(const char __user * filename, + struct compat_stat64 __user *statbuf); +asmlinkage long compat_sys_fstat64(unsigned int fd, + struct compat_stat64 __user * statbuf); +asmlinkage long compat_sys_fstatat64(unsigned int dfd, + const char __user *filename, + struct compat_stat64 __user * statbuf, int flag); +asmlinkage compat_ssize_t sys32_pread64(unsigned int fd, + char __user *ubuf, + compat_size_t count, + unsigned long poshi, + unsigned long poslo); +asmlinkage compat_ssize_t sys32_pwrite64(unsigned int fd, + char __user *ubuf, + compat_size_t count, + unsigned long poshi, + unsigned long poslo); +asmlinkage long compat_sys_readahead(int fd, + unsigned long offhi, + unsigned long offlo, + compat_size_t count); +long compat_sys_fadvise64(int fd, + unsigned long offhi, + unsigned long offlo, + compat_size_t len, int advice); +long compat_sys_fadvise64_64(int fd, + unsigned long offhi, unsigned long offlo, + unsigned long lenhi, unsigned long lenlo, + int advice); +long sys32_sync_file_range(unsigned int fd, + unsigned long off_high, unsigned long off_low, + unsigned long nb_high, unsigned long nb_low, + unsigned int flags); +asmlinkage long compat_sys_fallocate(int fd, int mode, u32 offhi, u32 offlo, + u32 lenhi, u32 lenlo); +asmlinkage long compat_sys_fstat64(unsigned int fd, + struct compat_stat64 __user * statbuf); +asmlinkage long compat_sys_fstatat64(unsigned int dfd, + const char __user *filename, + struct compat_stat64 __user * statbuf, + int flag); +#endif /* CONFIG_SPARC64 */ #endif /* _SYSTBLS_H */ diff --git a/arch/sparc/kernel/tadpole.c b/arch/sparc/kernel/tadpole.c deleted file mode 100644 index 9aba8bd5a78b..000000000000 --- a/arch/sparc/kernel/tadpole.c +++ /dev/null @@ -1,126 +0,0 @@ -/* tadpole.c: Probing for the tadpole clock stopping h/w at boot time. - * - * Copyright (C) 1996 David Redman (djhr@tadpole.co.uk) - */ - -#include <linux/string.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/init.h> - -#include <asm/asi.h> -#include <asm/oplib.h> -#include <asm/io.h> - -#define MACIO_SCSI_CSR_ADDR 0x78400000 -#define MACIO_EN_DMA 0x00000200 -#define CLOCK_INIT_DONE 1 - -static int clk_state; -static volatile unsigned char *clk_ctrl; -void (*cpu_pwr_save)(void); - -static inline unsigned int ldphys(unsigned int addr) -{ - unsigned long data; - - __asm__ __volatile__("\n\tlda [%1] %2, %0\n\t" : - "=r" (data) : - "r" (addr), "i" (ASI_M_BYPASS)); - return data; -} - -static void clk_init(void) -{ - __asm__ __volatile__("mov 0x6c, %%g1\n\t" - "mov 0x4c, %%g2\n\t" - "mov 0xdf, %%g3\n\t" - "stb %%g1, [%0+3]\n\t" - "stb %%g2, [%0+3]\n\t" - "stb %%g3, [%0+3]\n\t" : : - "r" (clk_ctrl) : - "g1", "g2", "g3"); -} - -static void clk_slow(void) -{ - __asm__ __volatile__("mov 0xcc, %%g2\n\t" - "mov 0x4c, %%g3\n\t" - "mov 0xcf, %%g4\n\t" - "mov 0xdf, %%g5\n\t" - "stb %%g2, [%0+3]\n\t" - "stb %%g3, [%0+3]\n\t" - "stb %%g4, [%0+3]\n\t" - "stb %%g5, [%0+3]\n\t" : : - "r" (clk_ctrl) : - "g2", "g3", "g4", "g5"); -} - -/* - * Tadpole is guaranteed to be UP, using local_irq_save. - */ -static void tsu_clockstop(void) -{ - unsigned int mcsr; - unsigned long flags; - - if (!clk_ctrl) - return; - if (!(clk_state & CLOCK_INIT_DONE)) { - local_irq_save(flags); - clk_init(); - clk_state |= CLOCK_INIT_DONE; /* all done */ - local_irq_restore(flags); - return; - } - if (!(clk_ctrl[2] & 1)) - return; /* no speed up yet */ - - local_irq_save(flags); - - /* if SCSI DMA in progress, don't slow clock */ - mcsr = ldphys(MACIO_SCSI_CSR_ADDR); - if ((mcsr&MACIO_EN_DMA) != 0) { - local_irq_restore(flags); - return; - } - /* TODO... the minimum clock setting ought to increase the - * memory refresh interval.. - */ - clk_slow(); - local_irq_restore(flags); -} - -static void swift_clockstop(void) -{ - if (!clk_ctrl) - return; - clk_ctrl[0] = 0; -} - -void __init clock_stop_probe(void) -{ - phandle node, clk_nd; - char name[20]; - - prom_getstring(prom_root_node, "name", name, sizeof(name)); - if (strncmp(name, "Tadpole", 7)) - return; - node = prom_getchild(prom_root_node); - node = prom_searchsiblings(node, "obio"); - node = prom_getchild(node); - clk_nd = prom_searchsiblings(node, "clk-ctrl"); - if (!clk_nd) - return; - printk("Clock Stopping h/w detected... "); - clk_ctrl = (char *) prom_getint(clk_nd, "address"); - clk_state = 0; - if (name[10] == '\0') { - cpu_pwr_save = tsu_clockstop; - printk("enabled (S3)\n"); - } else if ((name[10] == 'X') || (name[10] == 'G')) { - cpu_pwr_save = swift_clockstop; - printk("enabled (%s)\n",name+7); - } else - printk("disabled %s\n",name+7); -} diff --git a/arch/sparc/kernel/time_32.c b/arch/sparc/kernel/time_32.c index c4c27b0f9063..5923d1e4e7c9 100644 --- a/arch/sparc/kernel/time_32.c +++ b/arch/sparc/kernel/time_32.c @@ -36,6 +36,7 @@ #include <linux/of_device.h> #include <linux/platform_device.h> +#include <asm/mc146818rtc.h> #include <asm/oplib.h> #include <asm/timex.h> #include <asm/timer.h> @@ -47,6 +48,7 @@ #include <asm/irq_regs.h> #include <asm/setup.h> +#include "kernel.h" #include "irq.h" static __cacheline_aligned_in_smp DEFINE_SEQLOCK(timer_cs_lock); @@ -83,7 +85,7 @@ unsigned long profile_pc(struct pt_regs *regs) EXPORT_SYMBOL(profile_pc); -__volatile__ unsigned int *master_l10_counter; +volatile u32 __iomem *master_l10_counter; int update_persistent_clock(struct timespec now) { @@ -143,9 +145,9 @@ static __init void setup_timer_ce(void) static unsigned int sbus_cycles_offset(void) { - unsigned int val, offset; + u32 val, offset; - val = *master_l10_counter; + val = sbus_readl(master_l10_counter); offset = (val >> TIMER_VALUE_SHIFT) & TIMER_VALUE_MASK; /* Limit hit? */ diff --git a/arch/sparc/kernel/traps_32.c b/arch/sparc/kernel/traps_32.c index 662982946a89..6fd386c5232a 100644 --- a/arch/sparc/kernel/traps_32.c +++ b/arch/sparc/kernel/traps_32.c @@ -44,7 +44,7 @@ static void instruction_dump(unsigned long *pc) #define __SAVE __asm__ __volatile__("save %sp, -0x40, %sp\n\t") #define __RESTORE __asm__ __volatile__("restore %g0, %g0, %g0\n\t") -void die_if_kernel(char *str, struct pt_regs *regs) +void __noreturn die_if_kernel(char *str, struct pt_regs *regs) { static int die_counter; int count = 0; @@ -219,8 +219,6 @@ static unsigned long fake_fsr; static unsigned long fake_queue[32] __attribute__ ((aligned (8))); static unsigned long fake_depth; -extern int do_mathemu(struct pt_regs *, struct task_struct *); - void do_fpe_trap(struct pt_regs *regs, unsigned long pc, unsigned long npc, unsigned long psr) { diff --git a/arch/sparc/kernel/traps_64.c b/arch/sparc/kernel/traps_64.c index 4ced92f05358..fb6640ec8557 100644 --- a/arch/sparc/kernel/traps_64.c +++ b/arch/sparc/kernel/traps_64.c @@ -43,8 +43,10 @@ #include <asm/prom.h> #include <asm/memctrl.h> #include <asm/cacheflush.h> +#include <asm/setup.h> #include "entry.h" +#include "kernel.h" #include "kstack.h" /* When an irrecoverable trap occurs at tl > 0, the trap entry @@ -2209,8 +2211,6 @@ out: exception_exit(prev_state); } -extern int do_mathemu(struct pt_regs *, struct fpustate *, bool); - void do_fpother(struct pt_regs *regs) { enum ctx_state prev_state = exception_enter(); @@ -2383,7 +2383,7 @@ static inline struct reg_window *kernel_stack_up(struct reg_window *rw) return (struct reg_window *) (fp + STACK_BIAS); } -void die_if_kernel(char *str, struct pt_regs *regs) +void __noreturn die_if_kernel(char *str, struct pt_regs *regs) { static int die_counter; int count = 0; @@ -2433,9 +2433,6 @@ EXPORT_SYMBOL(die_if_kernel); #define VIS_OPCODE_MASK ((0x3 << 30) | (0x3f << 19)) #define VIS_OPCODE_VAL ((0x2 << 30) | (0x36 << 19)) -extern int handle_popc(u32 insn, struct pt_regs *regs); -extern int handle_ldf_stq(u32 insn, struct pt_regs *regs); - void do_illegal_instruction(struct pt_regs *regs) { enum ctx_state prev_state = exception_enter(); @@ -2486,8 +2483,6 @@ out: exception_exit(prev_state); } -extern void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn); - void mem_address_unaligned(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr) { enum ctx_state prev_state = exception_enter(); diff --git a/arch/sparc/kernel/unaligned_32.c b/arch/sparc/kernel/unaligned_32.c index c0ec89786193..c5c61b3c6b56 100644 --- a/arch/sparc/kernel/unaligned_32.c +++ b/arch/sparc/kernel/unaligned_32.c @@ -16,6 +16,10 @@ #include <linux/smp.h> #include <linux/perf_event.h> +#include <asm/setup.h> + +#include "kernel.h" + enum direction { load, /* ld, ldd, ldh, ldsh */ store, /* st, std, sth, stsh */ diff --git a/arch/sparc/kernel/unaligned_64.c b/arch/sparc/kernel/unaligned_64.c index 35ab8b60d256..62098a89bbbf 100644 --- a/arch/sparc/kernel/unaligned_64.c +++ b/arch/sparc/kernel/unaligned_64.c @@ -24,8 +24,10 @@ #include <linux/context_tracking.h> #include <asm/fpumacro.h> #include <asm/cacheflush.h> +#include <asm/setup.h> #include "entry.h" +#include "kernel.h" enum direction { load, /* ld, ldd, ldh, ldsh */ diff --git a/arch/sparc/kernel/windows.c b/arch/sparc/kernel/windows.c index 3107381e576d..87bab0a3857a 100644 --- a/arch/sparc/kernel/windows.c +++ b/arch/sparc/kernel/windows.c @@ -10,8 +10,11 @@ #include <linux/mm.h> #include <linux/smp.h> +#include <asm/cacheflush.h> #include <asm/uaccess.h> +#include "kernel.h" + /* Do save's until all user register windows are out of the cpu. */ void flush_user_windows(void) { diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile index dbe119b63b48..3269b0234093 100644 --- a/arch/sparc/lib/Makefile +++ b/arch/sparc/lib/Makefile @@ -41,7 +41,7 @@ lib-$(CONFIG_SPARC64) += GENpatch.o GENpage.o GENbzero.o lib-$(CONFIG_SPARC64) += copy_in_user.o user_fixup.o memmove.o lib-$(CONFIG_SPARC64) += mcount.o ipcsum.o xor.o hweight.o ffs.o -obj-y += iomap.o +obj-$(CONFIG_SPARC64) += iomap.o obj-$(CONFIG_SPARC32) += atomic32.o ucmpdi2.o obj-y += ksyms.o obj-$(CONFIG_SPARC64) += PeeCeeI.o diff --git a/arch/sparc/math-emu/sfp-util_32.h b/arch/sparc/math-emu/sfp-util_32.h index d1b2aff3c259..bb587d5f3d9d 100644 --- a/arch/sparc/math-emu/sfp-util_32.h +++ b/arch/sparc/math-emu/sfp-util_32.h @@ -4,20 +4,20 @@ #include <asm/byteorder.h> #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ - __asm__ ("addcc %r4,%5,%1\n\t" \ + __asm__ ("addcc %r4,%5,%1\n\t" \ "addx %r2,%3,%0\n" \ - : "=r" ((USItype)(sh)), \ - "=&r" ((USItype)(sl)) \ + : "=r" (sh), \ + "=&r" (sl) \ : "%rJ" ((USItype)(ah)), \ "rI" ((USItype)(bh)), \ "%rJ" ((USItype)(al)), \ "rI" ((USItype)(bl)) \ : "cc") #define sub_ddmmss(sh, sl, ah, al, bh, bl) \ - __asm__ ("subcc %r4,%5,%1\n\t" \ + __asm__ ("subcc %r4,%5,%1\n\t" \ "subx %r2,%3,%0\n" \ - : "=r" ((USItype)(sh)), \ - "=&r" ((USItype)(sl)) \ + : "=r" (sh), \ + "=&r" (sl) \ : "rJ" ((USItype)(ah)), \ "rI" ((USItype)(bh)), \ "rJ" ((USItype)(al)), \ @@ -65,8 +65,8 @@ "mulscc %%g1,0,%%g1\n\t" \ "add %%g1,%%g2,%0\n\t" \ "rd %%y,%1\n" \ - : "=r" ((USItype)(w1)), \ - "=r" ((USItype)(w0)) \ + : "=r" (w1), \ + "=r" (w0) \ : "%rI" ((USItype)(u)), \ "r" ((USItype)(v)) \ : "%g1", "%g2", "cc") @@ -98,8 +98,8 @@ "sub %1,%2,%1\n\t" \ "3: xnor %0,0,%0\n\t" \ "! End of inline udiv_qrnnd\n" \ - : "=&r" ((USItype)(q)), \ - "=&r" ((USItype)(r)) \ + : "=&r" (q), \ + "=&r" (r) \ : "r" ((USItype)(d)), \ "1" ((USItype)(n1)), \ "0" ((USItype)(n0)) : "%g1", "cc") diff --git a/arch/sparc/math-emu/sfp-util_64.h b/arch/sparc/math-emu/sfp-util_64.h index 425d3cf01af4..51320a861cc2 100644 --- a/arch/sparc/math-emu/sfp-util_64.h +++ b/arch/sparc/math-emu/sfp-util_64.h @@ -17,8 +17,8 @@ "bcs,a,pn %%xcc, 1f\n\t" \ "add %0, 1, %0\n" \ "1:" \ - : "=r" ((UDItype)(sh)), \ - "=&r" ((UDItype)(sl)) \ + : "=r" (sh), \ + "=&r" (sl) \ : "r" ((UDItype)(ah)), \ "r" ((UDItype)(bh)), \ "r" ((UDItype)(al)), \ @@ -31,8 +31,8 @@ "bcs,a,pn %%xcc, 1f\n\t" \ "sub %0, 1, %0\n" \ "1:" \ - : "=r" ((UDItype)(sh)), \ - "=&r" ((UDItype)(sl)) \ + : "=r" (sh), \ + "=&r" (sl) \ : "r" ((UDItype)(ah)), \ "r" ((UDItype)(bh)), \ "r" ((UDItype)(al)), \ @@ -64,8 +64,8 @@ "sllx %3,32,%3\n\t" \ "add %1,%3,%1\n\t" \ "add %5,%2,%0" \ - : "=r" ((UDItype)(wh)), \ - "=&r" ((UDItype)(wl)), \ + : "=r" (wh), \ + "=&r" (wl), \ "=&r" (tmp1), "=&r" (tmp2), "=&r" (tmp3), "=&r" (tmp4) \ : "r" ((UDItype)(u)), \ "r" ((UDItype)(v)) \ diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c index 59dbd4645725..908e8c17c902 100644 --- a/arch/sparc/mm/fault_32.c +++ b/arch/sparc/mm/fault_32.c @@ -26,14 +26,14 @@ #include <asm/pgtable.h> #include <asm/openprom.h> #include <asm/oplib.h> +#include <asm/setup.h> #include <asm/smp.h> #include <asm/traps.h> #include <asm/uaccess.h> -int show_unhandled_signals = 1; +#include "mm_32.h" -static void unhandled_fault(unsigned long, struct task_struct *, - struct pt_regs *) __attribute__ ((noreturn)); +int show_unhandled_signals = 1; static void __noreturn unhandled_fault(unsigned long address, struct task_struct *tsk, @@ -141,9 +141,6 @@ static void __do_fault_siginfo(int code, int sig, struct pt_regs *regs, force_sig_info (sig, &info, current); } -extern unsigned long safe_compute_effective_address(struct pt_regs *, - unsigned int); - static unsigned long compute_si_addr(struct pt_regs *regs, int text_fault) { unsigned int insn; diff --git a/arch/sparc/mm/fault_64.c b/arch/sparc/mm/fault_64.c index 4ced3fc66130..587cd0565128 100644 --- a/arch/sparc/mm/fault_64.c +++ b/arch/sparc/mm/fault_64.c @@ -32,6 +32,7 @@ #include <asm/lsu.h> #include <asm/sections.h> #include <asm/mmu_context.h> +#include <asm/setup.h> int show_unhandled_signals = 1; @@ -196,9 +197,6 @@ static void do_fault_siginfo(int code, int sig, struct pt_regs *regs, force_sig_info(sig, &info, current); } -extern int handle_ldf_stq(u32, struct pt_regs *); -extern int handle_ld_nf(u32, struct pt_regs *); - static unsigned int get_fault_insn(struct pt_regs *regs, unsigned int insn) { if (!insn) { diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c index db6987082805..eb8287155279 100644 --- a/arch/sparc/mm/init_32.c +++ b/arch/sparc/mm/init_32.c @@ -31,10 +31,13 @@ #include <asm/pgtable.h> #include <asm/vaddrs.h> #include <asm/pgalloc.h> /* bug in asm-generic/tlb.h: check_pgt_cache */ +#include <asm/setup.h> #include <asm/tlb.h> #include <asm/prom.h> #include <asm/leon.h> +#include "mm_32.h" + unsigned long *sparc_valid_addr_bitmap; EXPORT_SYMBOL(sparc_valid_addr_bitmap); @@ -63,7 +66,6 @@ void show_mem(unsigned int filter) } -extern unsigned long cmdline_memory_size; unsigned long last_valid_pfn; unsigned long calc_highpages(void) @@ -246,9 +248,6 @@ unsigned long __init bootmem_init(unsigned long *pages_avail) * init routine based upon the Sun model type on the Sparc. * */ -extern void srmmu_paging_init(void); -extern void device_scan(void); - void __init paging_init(void) { srmmu_paging_init(); diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index ed3c969a5f4c..16b58ff11e65 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -47,6 +47,7 @@ #include <asm/prom.h> #include <asm/mdesc.h> #include <asm/cpudata.h> +#include <asm/setup.h> #include <asm/irq.h> #include "init_64.h" @@ -794,11 +795,11 @@ struct node_mem_mask { static struct node_mem_mask node_masks[MAX_NUMNODES]; static int num_node_masks; +#ifdef CONFIG_NEED_MULTIPLE_NODES + int numa_cpu_lookup_table[NR_CPUS]; cpumask_t numa_cpumask_lookup_table[MAX_NUMNODES]; -#ifdef CONFIG_NEED_MULTIPLE_NODES - struct mdesc_mblock { u64 base; u64 size; @@ -887,17 +888,21 @@ static void __init allocate_node_data(int nid) static void init_node_masks_nonnuma(void) { +#ifdef CONFIG_NEED_MULTIPLE_NODES int i; +#endif numadbg("Initializing tables for non-numa.\n"); node_masks[0].mask = node_masks[0].val = 0; num_node_masks = 1; +#ifdef CONFIG_NEED_MULTIPLE_NODES for (i = 0; i < NR_CPUS; i++) numa_cpu_lookup_table[i] = 0; cpumask_setall(&numa_cpumask_lookup_table[0]); +#endif } #ifdef CONFIG_NEED_MULTIPLE_NODES diff --git a/arch/sparc/mm/init_64.h b/arch/sparc/mm/init_64.h index 5d3782deb403..0668b364f44d 100644 --- a/arch/sparc/mm/init_64.h +++ b/arch/sparc/mm/init_64.h @@ -21,7 +21,7 @@ extern unsigned int sparc64_highest_unlocked_tlb_ent; extern unsigned long sparc64_kern_pri_context; extern unsigned long sparc64_kern_pri_nuc_bits; extern unsigned long sparc64_kern_sec_context; -extern void mmu_info(struct seq_file *m); +void mmu_info(struct seq_file *m); struct linux_prom_translation { unsigned long virt; @@ -36,7 +36,7 @@ extern unsigned int prom_trans_ents; /* Exported for SMP bootup purposes. */ extern unsigned long kern_locked_tte_data; -extern void prom_world(int enter); +void prom_world(int enter); #ifdef CONFIG_SPARSEMEM_VMEMMAP #define VMEMMAP_CHUNK_SHIFT 22 diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c index eb99862e9654..f311bf219016 100644 --- a/arch/sparc/mm/io-unit.c +++ b/arch/sparc/mm/io-unit.c @@ -25,6 +25,8 @@ #include <asm/dma.h> #include <asm/oplib.h> +#include "mm_32.h" + /* #define IOUNIT_DEBUG */ #ifdef IOUNIT_DEBUG #define IOD(x) printk(x) @@ -38,7 +40,8 @@ static void __init iounit_iommu_init(struct platform_device *op) { struct iounit_struct *iounit; - iopte_t *xpt, *xptend; + iopte_t __iomem *xpt; + iopte_t __iomem *xptend; iounit = kzalloc(sizeof(struct iounit_struct), GFP_ATOMIC); if (!iounit) { @@ -62,10 +65,10 @@ static void __init iounit_iommu_init(struct platform_device *op) op->dev.archdata.iommu = iounit; iounit->page_table = xpt; spin_lock_init(&iounit->lock); - - for (xptend = iounit->page_table + (16 * PAGE_SIZE) / sizeof(iopte_t); - xpt < xptend;) - iopte_val(*xpt++) = 0; + + xptend = iounit->page_table + (16 * PAGE_SIZE) / sizeof(iopte_t); + for (; xpt < xptend; xpt++) + sbus_writel(0, xpt); } static int __init iounit_init(void) @@ -130,7 +133,7 @@ nexti: scan = find_next_zero_bit(iounit->bmap, limit, scan); vaddr = IOUNIT_DMA_BASE + (scan << PAGE_SHIFT) + (vaddr & ~PAGE_MASK); for (k = 0; k < npages; k++, iopte = __iopte(iopte_val(iopte) + 0x100), scan++) { set_bit(scan, iounit->bmap); - iounit->page_table[scan] = iopte; + sbus_writel(iopte, &iounit->page_table[scan]); } IOD(("%08lx\n", vaddr)); return vaddr; @@ -202,7 +205,7 @@ static int iounit_map_dma_area(struct device *dev, dma_addr_t *pba, unsigned lon struct iounit_struct *iounit = dev->archdata.iommu; unsigned long page, end; pgprot_t dvma_prot; - iopte_t *iopte; + iopte_t __iomem *iopte; *pba = addr; @@ -224,8 +227,8 @@ static int iounit_map_dma_area(struct device *dev, dma_addr_t *pba, unsigned lon i = ((addr - IOUNIT_DMA_BASE) >> PAGE_SHIFT); - iopte = (iopte_t *)(iounit->page_table + i); - *iopte = MKIOPTE(__pa(page)); + iopte = iounit->page_table + i; + sbus_writel(MKIOPTE(__pa(page)), iopte); } addr += PAGE_SIZE; va += PAGE_SIZE; diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c index 28f96f27c768..491511d37e37 100644 --- a/arch/sparc/mm/iommu.c +++ b/arch/sparc/mm/iommu.c @@ -27,6 +27,8 @@ #include <asm/iommu.h> #include <asm/dma.h> +#include "mm_32.h" + /* * This can be sized dynamically, but we will do this * only when we have a guidance about actual I/O pressures. @@ -37,9 +39,6 @@ #define IOMMU_NPTES (IOMMU_WINSIZE/PAGE_SIZE) /* 64K PTEs, 256KB */ #define IOMMU_ORDER 6 /* 4096 * (1<<6) */ -/* srmmu.c */ -extern int viking_mxcc_present; -extern int flush_page_for_dma_global; static int viking_flush; /* viking.S */ extern void viking_flush_page(unsigned long page); @@ -59,6 +58,8 @@ static void __init sbus_iommu_init(struct platform_device *op) struct iommu_struct *iommu; unsigned int impl, vers; unsigned long *bitmap; + unsigned long control; + unsigned long base; unsigned long tmp; iommu = kmalloc(sizeof(struct iommu_struct), GFP_KERNEL); @@ -73,12 +74,14 @@ static void __init sbus_iommu_init(struct platform_device *op) prom_printf("Cannot map IOMMU registers\n"); prom_halt(); } - impl = (iommu->regs->control & IOMMU_CTRL_IMPL) >> 28; - vers = (iommu->regs->control & IOMMU_CTRL_VERS) >> 24; - tmp = iommu->regs->control; - tmp &= ~(IOMMU_CTRL_RNGE); - tmp |= (IOMMU_RNGE_256MB | IOMMU_CTRL_ENAB); - iommu->regs->control = tmp; + + control = sbus_readl(&iommu->regs->control); + impl = (control & IOMMU_CTRL_IMPL) >> 28; + vers = (control & IOMMU_CTRL_VERS) >> 24; + control &= ~(IOMMU_CTRL_RNGE); + control |= (IOMMU_RNGE_256MB | IOMMU_CTRL_ENAB); + sbus_writel(control, &iommu->regs->control); + iommu_invalidate(iommu->regs); iommu->start = IOMMU_START; iommu->end = 0xffffffff; @@ -100,7 +103,9 @@ static void __init sbus_iommu_init(struct platform_device *op) memset(iommu->page_table, 0, IOMMU_NPTES*sizeof(iopte_t)); flush_cache_all(); flush_tlb_all(); - iommu->regs->base = __pa((unsigned long) iommu->page_table) >> 4; + + base = __pa((unsigned long)iommu->page_table) >> 4; + sbus_writel(base, &iommu->regs->base); iommu_invalidate(iommu->regs); bitmap = kmalloc(IOMMU_NPTES>>3, GFP_KERNEL); diff --git a/arch/sparc/mm/leon_mm.c b/arch/sparc/mm/leon_mm.c index 5bed085a2c17..3b17b6f7895a 100644 --- a/arch/sparc/mm/leon_mm.c +++ b/arch/sparc/mm/leon_mm.c @@ -15,10 +15,10 @@ #include <asm/leon.h> #include <asm/tlbflush.h> -#include "srmmu.h" +#include "mm_32.h" int leon_flush_during_switch = 1; -int srmmu_swprobe_trace; +static int srmmu_swprobe_trace; static inline unsigned long leon_get_ctable_ptr(void) { diff --git a/arch/sparc/mm/mm_32.h b/arch/sparc/mm/mm_32.h new file mode 100644 index 000000000000..a6c27ca9a721 --- /dev/null +++ b/arch/sparc/mm/mm_32.h @@ -0,0 +1,24 @@ +/* fault_32.c - visible as they are called from assembler */ +asmlinkage int lookup_fault(unsigned long pc, unsigned long ret_pc, + unsigned long address); +asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write, + unsigned long address); + +void window_overflow_fault(void); +void window_underflow_fault(unsigned long sp); +void window_ret_fault(struct pt_regs *regs); + +/* srmmu.c */ +extern char *srmmu_name; +extern int viking_mxcc_present; +extern int flush_page_for_dma_global; + +extern void (*poke_srmmu)(void); + +void __init srmmu_paging_init(void); + +/* iommu.c */ +void ld_mmu_iommu(void); + +/* io-unit.c */ +void ld_mmu_iounit(void); diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index cfbe53c17b0d..be65f035d18a 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -49,7 +49,7 @@ #include <asm/mxcc.h> #include <asm/ross.h> -#include "srmmu.h" +#include "mm_32.h" enum mbus_module srmmu_modtype; static unsigned int hwbug_bitmask; @@ -100,7 +100,6 @@ static unsigned long srmmu_nocache_end; #define SRMMU_NOCACHE_ALIGN_MAX (sizeof(ctxd_t)*SRMMU_MAX_CONTEXTS) void *srmmu_nocache_pool; -void *srmmu_nocache_bitmap; static struct bit_map srmmu_nocache_map; static inline int srmmu_pmd_none(pmd_t pmd) @@ -173,7 +172,7 @@ static void *__srmmu_get_nocache(int size, int align) printk(KERN_ERR "srmmu: out of nocache %d: %d/%d\n", size, (int) srmmu_nocache_size, srmmu_nocache_map.used << SRMMU_NOCACHE_BITMAP_SHIFT); - return 0; + return NULL; } addr = SRMMU_NOCACHE_VADDR + (offset << SRMMU_NOCACHE_BITMAP_SHIFT); @@ -269,6 +268,7 @@ static void __init srmmu_nocache_calcsize(void) static void __init srmmu_nocache_init(void) { + void *srmmu_nocache_bitmap; unsigned int bitmap_bits; pgd_t *pgd; pmd_t *pmd; @@ -728,7 +728,7 @@ static inline unsigned long srmmu_probe(unsigned long vaddr) "=r" (retval) : "r" (vaddr | 0x400), "i" (ASI_M_FLUSH_PROBE)); } else { - retval = leon_swprobe(vaddr, 0); + retval = leon_swprobe(vaddr, NULL); } return retval; } @@ -865,8 +865,6 @@ static void __init map_kernel(void) void (*poke_srmmu)(void) = NULL; -extern unsigned long bootmem_init(unsigned long *pages_avail); - void __init srmmu_paging_init(void) { int i; @@ -1771,9 +1769,6 @@ static struct sparc32_cachetlb_ops smp_cachetlb_ops = { /* Load up routines and constants for sun4m and sun4d mmu */ void __init load_mmu(void) { - extern void ld_mmu_iommu(void); - extern void ld_mmu_iounit(void); - /* Functions */ get_srmmu_type(); diff --git a/arch/sparc/mm/srmmu.h b/arch/sparc/mm/srmmu.h deleted file mode 100644 index 5703274ccf89..000000000000 --- a/arch/sparc/mm/srmmu.h +++ /dev/null @@ -1,4 +0,0 @@ -/* srmmu.c */ -extern char *srmmu_name; - -extern void (*poke_srmmu)(void); diff --git a/arch/sparc/mm/tsb.c b/arch/sparc/mm/tsb.c index fe19b81acc09..a06576683c38 100644 --- a/arch/sparc/mm/tsb.c +++ b/arch/sparc/mm/tsb.c @@ -9,6 +9,7 @@ #include <asm/page.h> #include <asm/pgtable.h> #include <asm/mmu_context.h> +#include <asm/setup.h> #include <asm/tsb.h> #include <asm/tlb.h> #include <asm/oplib.h> diff --git a/arch/sparc/prom/misc_64.c b/arch/sparc/prom/misc_64.c index f178b9dcc7b7..53a696d3eb3b 100644 --- a/arch/sparc/prom/misc_64.c +++ b/arch/sparc/prom/misc_64.c @@ -81,11 +81,6 @@ void prom_feval(const char *fstring) } EXPORT_SYMBOL(prom_feval); -#ifdef CONFIG_SMP -extern void smp_capture(void); -extern void smp_release(void); -#endif - /* Drop into the prom, with the chance to continue with the 'go' * prom command. */ diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index aafad6fa1667..928237a7b9ca 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -51,9 +51,6 @@ config ARCH_HAS_ILOG2_U32 config ARCH_HAS_ILOG2_U64 bool -config ARCH_HAS_CPUFREQ - bool - config GENERIC_HWEIGHT def_bool y @@ -87,7 +84,6 @@ config ARCH_PUV3 select GENERIC_CLOCKEVENTS select HAVE_CLK select ARCH_REQUIRE_GPIOLIB - select ARCH_HAS_CPUFREQ # CONFIGs for ARCH_PUV3 @@ -198,9 +194,7 @@ menu "Power management options" source "kernel/power/Kconfig" -if ARCH_HAS_CPUFREQ source "drivers/cpufreq/Kconfig" -endif config ARCH_SUSPEND_POSSIBLE def_bool y if !ARCH_FPGA diff --git a/arch/unicore32/include/asm/io.h b/arch/unicore32/include/asm/io.h index 39decb6e6f57..cb1d8fd2b16b 100644 --- a/arch/unicore32/include/asm/io.h +++ b/arch/unicore32/include/asm/io.h @@ -39,10 +39,37 @@ extern void __uc32_iounmap(volatile void __iomem *addr); #define ioremap_nocache(cookie, size) __uc32_ioremap(cookie, size) #define iounmap(cookie) __uc32_iounmap(cookie) +#define readb_relaxed readb +#define readw_relaxed readw +#define readl_relaxed readl + #define HAVE_ARCH_PIO_SIZE #define PIO_OFFSET (unsigned int)(PCI_IOBASE) #define PIO_MASK (unsigned int)(IO_SPACE_LIMIT) #define PIO_RESERVED (PIO_OFFSET + PIO_MASK + 1) +#ifdef CONFIG_STRICT_DEVMEM + +#include <linux/ioport.h> +#include <linux/mm.h> + +/* + * devmem_is_allowed() checks to see if /dev/mem access to a certain + * address is valid. The argument is a physical page number. + * We mimic x86 here by disallowing access to system RAM as well as + * device-exclusive MMIO regions. This effectively disable read()/write() + * on /dev/mem. + */ +static inline int devmem_is_allowed(unsigned long pfn) +{ + if (iomem_is_exclusive(pfn << PAGE_SHIFT)) + return 0; + if (!page_is_ram(pfn)) + return 1; + return 0; +} + +#endif /* CONFIG_STRICT_DEVMEM */ + #endif /* __KERNEL__ */ #endif /* __UNICORE_IO_H__ */ diff --git a/arch/unicore32/include/asm/pgtable.h b/arch/unicore32/include/asm/pgtable.h index 233c25880df4..ed6f7d000fba 100644 --- a/arch/unicore32/include/asm/pgtable.h +++ b/arch/unicore32/include/asm/pgtable.h @@ -87,16 +87,16 @@ extern pgprot_t pgprot_kernel; #define PAGE_NONE pgprot_user #define PAGE_SHARED __pgprot(pgprot_val(pgprot_user | PTE_READ \ - | PTE_WRITE) + | PTE_WRITE)) #define PAGE_SHARED_EXEC __pgprot(pgprot_val(pgprot_user | PTE_READ \ | PTE_WRITE \ - | PTE_EXEC) + | PTE_EXEC)) #define PAGE_COPY __pgprot(pgprot_val(pgprot_user | PTE_READ) #define PAGE_COPY_EXEC __pgprot(pgprot_val(pgprot_user | PTE_READ \ - | PTE_EXEC) -#define PAGE_READONLY __pgprot(pgprot_val(pgprot_user | PTE_READ) + | PTE_EXEC)) +#define PAGE_READONLY __pgprot(pgprot_val(pgprot_user | PTE_READ)) #define PAGE_READONLY_EXEC __pgprot(pgprot_val(pgprot_user | PTE_READ \ - | PTE_EXEC) + | PTE_EXEC)) #define PAGE_KERNEL pgprot_kernel #define PAGE_KERNEL_EXEC __pgprot(pgprot_val(pgprot_kernel | PTE_EXEC)) diff --git a/arch/unicore32/include/asm/ptrace.h b/arch/unicore32/include/asm/ptrace.h index 9df53d991c78..02bf5a415bf5 100644 --- a/arch/unicore32/include/asm/ptrace.h +++ b/arch/unicore32/include/asm/ptrace.h @@ -55,6 +55,7 @@ static inline int valid_user_regs(struct pt_regs *regs) #define instruction_pointer(regs) ((regs)->UCreg_pc) #define user_stack_pointer(regs) ((regs)->UCreg_sp) +#define profile_pc(regs) instruction_pointer(regs) #endif /* __ASSEMBLY__ */ #endif diff --git a/arch/unicore32/kernel/clock.c b/arch/unicore32/kernel/clock.c index 18d4563e6fa5..b1ca775f6f6e 100644 --- a/arch/unicore32/kernel/clock.c +++ b/arch/unicore32/kernel/clock.c @@ -179,7 +179,7 @@ int clk_set_rate(struct clk *clk, unsigned long rate) } #ifdef CONFIG_CPU_FREQ if (clk == &clk_mclk_clk) { - u32 pll_rate, divstatus = PM_DIVSTATUS; + u32 pll_rate, divstatus = readl(PM_DIVSTATUS); int ret, i; /* lookup mclk_clk_table */ @@ -201,10 +201,10 @@ int clk_set_rate(struct clk *clk, unsigned long rate) / (((divstatus & 0x0000f000) >> 12) + 1); /* set pll sys cfg reg. */ - PM_PLLSYSCFG = pll_rate; + writel(pll_rate, PM_PLLSYSCFG); - PM_PMCR = PM_PMCR_CFBSYS; - while ((PM_PLLDFCDONE & PM_PLLDFCDONE_SYSDFC) + writel(PM_PMCR_CFBSYS, PM_PMCR); + while ((readl(PM_PLLDFCDONE) & PM_PLLDFCDONE_SYSDFC) != PM_PLLDFCDONE_SYSDFC) udelay(100); /* about 1ms */ diff --git a/arch/unicore32/kernel/ksyms.c b/arch/unicore32/kernel/ksyms.c index d285d71cbe35..0323528a80fd 100644 --- a/arch/unicore32/kernel/ksyms.c +++ b/arch/unicore32/kernel/ksyms.c @@ -23,41 +23,15 @@ #include "ksyms.h" +EXPORT_SYMBOL(find_first_bit); +EXPORT_SYMBOL(find_first_zero_bit); EXPORT_SYMBOL(find_next_zero_bit); EXPORT_SYMBOL(find_next_bit); -EXPORT_SYMBOL(__backtrace); - /* platform dependent support */ EXPORT_SYMBOL(__udelay); EXPORT_SYMBOL(__const_udelay); - /* networking */ -EXPORT_SYMBOL(csum_partial); -EXPORT_SYMBOL(csum_partial_copy_from_user); -EXPORT_SYMBOL(csum_partial_copy_nocheck); -EXPORT_SYMBOL(__csum_ipv6_magic); - - /* io */ -#ifndef __raw_readsb -EXPORT_SYMBOL(__raw_readsb); -#endif -#ifndef __raw_readsw -EXPORT_SYMBOL(__raw_readsw); -#endif -#ifndef __raw_readsl -EXPORT_SYMBOL(__raw_readsl); -#endif -#ifndef __raw_writesb -EXPORT_SYMBOL(__raw_writesb); -#endif -#ifndef __raw_writesw -EXPORT_SYMBOL(__raw_writesw); -#endif -#ifndef __raw_writesl -EXPORT_SYMBOL(__raw_writesl); -#endif - /* string / mem functions */ EXPORT_SYMBOL(strchr); EXPORT_SYMBOL(strrchr); @@ -76,23 +50,12 @@ EXPORT_SYMBOL(__copy_from_user); EXPORT_SYMBOL(__copy_to_user); EXPORT_SYMBOL(__clear_user); -EXPORT_SYMBOL(__get_user_1); -EXPORT_SYMBOL(__get_user_2); -EXPORT_SYMBOL(__get_user_4); - -EXPORT_SYMBOL(__put_user_1); -EXPORT_SYMBOL(__put_user_2); -EXPORT_SYMBOL(__put_user_4); -EXPORT_SYMBOL(__put_user_8); - EXPORT_SYMBOL(__ashldi3); EXPORT_SYMBOL(__ashrdi3); EXPORT_SYMBOL(__divsi3); EXPORT_SYMBOL(__lshrdi3); EXPORT_SYMBOL(__modsi3); -EXPORT_SYMBOL(__muldi3); EXPORT_SYMBOL(__ucmpdi2); EXPORT_SYMBOL(__udivsi3); EXPORT_SYMBOL(__umodsi3); -EXPORT_SYMBOL(__bswapsi2); diff --git a/arch/unicore32/kernel/ksyms.h b/arch/unicore32/kernel/ksyms.h index 185cdc712d03..31472ad9467a 100644 --- a/arch/unicore32/kernel/ksyms.h +++ b/arch/unicore32/kernel/ksyms.h @@ -8,8 +8,6 @@ extern void __ashrdi3(void); extern void __divsi3(void); extern void __lshrdi3(void); extern void __modsi3(void); -extern void __muldi3(void); extern void __ucmpdi2(void); extern void __udivsi3(void); extern void __umodsi3(void); -extern void __bswapsi2(void); diff --git a/arch/unicore32/kernel/module.c b/arch/unicore32/kernel/module.c index 16bd1495b934..dc41f6dfedb6 100644 --- a/arch/unicore32/kernel/module.c +++ b/arch/unicore32/kernel/module.c @@ -24,14 +24,9 @@ void *module_alloc(unsigned long size) { - struct vm_struct *area; - - size = PAGE_ALIGN(size); - area = __get_vm_area(size, VM_ALLOC, MODULES_VADDR, MODULES_END); - if (!area) - return NULL; - - return __vmalloc_area(area, GFP_KERNEL, PAGE_KERNEL_EXEC); + return __vmalloc_node_range(size, 1, MODULES_VADDR, MODULES_END, + GFP_KERNEL, PAGE_KERNEL_EXEC, NUMA_NO_NODE, + __builtin_return_address(0)); } int diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c index 778ebba80827..b008e9961465 100644 --- a/arch/unicore32/kernel/process.c +++ b/arch/unicore32/kernel/process.c @@ -60,6 +60,7 @@ void machine_halt(void) * Function pointers to optional machine specific functions */ void (*pm_power_off)(void) = NULL; +EXPORT_SYMBOL(pm_power_off); void machine_power_off(void) { diff --git a/arch/unicore32/kernel/setup.c b/arch/unicore32/kernel/setup.c index 87adbf5ebfe0..3fa317f96122 100644 --- a/arch/unicore32/kernel/setup.c +++ b/arch/unicore32/kernel/setup.c @@ -53,6 +53,10 @@ struct stack { static struct stack stacks[NR_CPUS]; +#ifdef CONFIG_VGA_CONSOLE +struct screen_info screen_info; +#endif + char elf_platform[ELF_PLATFORM_SIZE]; EXPORT_SYMBOL(elf_platform); diff --git a/arch/unicore32/mm/alignment.c b/arch/unicore32/mm/alignment.c index de7dc5fdd58b..24e836023e6c 100644 --- a/arch/unicore32/mm/alignment.c +++ b/arch/unicore32/mm/alignment.c @@ -21,6 +21,7 @@ #include <linux/sched.h> #include <linux/uaccess.h> +#include <asm/pgtable.h> #include <asm/tlbflush.h> #include <asm/unaligned.h> diff --git a/arch/unicore32/mm/proc-syms.c b/arch/unicore32/mm/proc-syms.c index f30071e3665d..21c00fc85c99 100644 --- a/arch/unicore32/mm/proc-syms.c +++ b/arch/unicore32/mm/proc-syms.c @@ -19,5 +19,7 @@ EXPORT_SYMBOL(cpu_dcache_clean_area); EXPORT_SYMBOL(cpu_set_pte); +EXPORT_SYMBOL(__cpuc_coherent_kern_range); + EXPORT_SYMBOL(__cpuc_dma_flush_range); EXPORT_SYMBOL(__cpuc_dma_clean_range); diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index fcefdda5136d..a8f749ef0fdc 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1672,7 +1672,6 @@ config RELOCATABLE config RANDOMIZE_BASE bool "Randomize the address of the kernel image" depends on RELOCATABLE - depends on !HIBERNATION default n ---help--- Randomizes the physical and virtual address at which the diff --git a/arch/x86/boot/compressed/aslr.c b/arch/x86/boot/compressed/aslr.c index 4dbf967da50d..fc6091abedb7 100644 --- a/arch/x86/boot/compressed/aslr.c +++ b/arch/x86/boot/compressed/aslr.c @@ -289,10 +289,17 @@ unsigned char *choose_kernel_location(unsigned char *input, unsigned long choice = (unsigned long)output; unsigned long random; +#ifdef CONFIG_HIBERNATION + if (!cmdline_find_option_bool("kaslr")) { + debug_putstr("KASLR disabled by default...\n"); + goto out; + } +#else if (cmdline_find_option_bool("nokaslr")) { - debug_putstr("KASLR disabled...\n"); + debug_putstr("KASLR disabled by cmdline...\n"); goto out; } +#endif /* Record the various known unsafe memory ranges. */ mem_avoid_init((unsigned long)input, input_size, diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index c6eb418c5627..0d0e922fafc1 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -343,6 +343,7 @@ dotraplinkage void notrace do_int3(struct pt_regs *regs, long error_code) if (poke_int3_handler(regs)) return; + prev_state = exception_enter(); #ifdef CONFIG_KGDB_LOW_LEVEL_TRAP if (kgdb_ll_trap(DIE_INT3, "int3", regs, error_code, X86_TRAP_BP, SIGTRAP) == NOTIFY_STOP) @@ -351,9 +352,8 @@ dotraplinkage void notrace do_int3(struct pt_regs *regs, long error_code) #ifdef CONFIG_KPROBES if (kprobe_int3_handler(regs)) - return; + goto exit; #endif - prev_state = exception_enter(); if (notify_die(DIE_INT3, "int3", regs, error_code, X86_TRAP_BP, SIGTRAP) == NOTIFY_STOP) @@ -433,6 +433,8 @@ dotraplinkage void do_debug(struct pt_regs *regs, long error_code) unsigned long dr6; int si_code; + prev_state = exception_enter(); + get_debugreg(dr6, 6); /* Filter out all the reserved bits which are preset to 1 */ @@ -465,7 +467,6 @@ dotraplinkage void do_debug(struct pt_regs *regs, long error_code) if (kprobe_debug_handler(regs)) goto exit; #endif - prev_state = exception_enter(); if (notify_die(DIE_DEBUG, "debug", regs, (long)&dr6, error_code, SIGTRAP) == NOTIFY_STOP) diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index f17b29210ac4..ffb101e45731 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -1537,7 +1537,10 @@ asmlinkage __visible void __init xen_start_kernel(void) if (!xen_pvh_domain()) pv_cpu_ops = xen_cpu_ops; - x86_init.resources.memory_setup = xen_memory_setup; + if (xen_feature(XENFEAT_auto_translated_physmap)) + x86_init.resources.memory_setup = xen_auto_xlated_memory_setup; + else + x86_init.resources.memory_setup = xen_memory_setup; x86_init.oem.arch_setup = xen_arch_setup; x86_init.oem.banner = xen_banner; diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 821a11ada590..2e555163c2fe 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -27,7 +27,6 @@ #include <xen/interface/memory.h> #include <xen/interface/physdev.h> #include <xen/features.h> -#include "mmu.h" #include "xen-ops.h" #include "vdso.h" @@ -82,9 +81,6 @@ static void __init xen_add_extra_mem(u64 start, u64 size) memblock_reserve(start, size); - if (xen_feature(XENFEAT_auto_translated_physmap)) - return; - xen_max_p2m_pfn = PFN_DOWN(start + size); for (pfn = PFN_DOWN(start); pfn < xen_max_p2m_pfn; pfn++) { unsigned long mfn = pfn_to_mfn(pfn); @@ -107,7 +103,6 @@ static unsigned long __init xen_do_chunk(unsigned long start, .domid = DOMID_SELF }; unsigned long len = 0; - int xlated_phys = xen_feature(XENFEAT_auto_translated_physmap); unsigned long pfn; int ret; @@ -121,7 +116,7 @@ static unsigned long __init xen_do_chunk(unsigned long start, continue; frame = mfn; } else { - if (!xlated_phys && mfn != INVALID_P2M_ENTRY) + if (mfn != INVALID_P2M_ENTRY) continue; frame = pfn; } @@ -159,13 +154,6 @@ static unsigned long __init xen_do_chunk(unsigned long start, static unsigned long __init xen_release_chunk(unsigned long start, unsigned long end) { - /* - * Xen already ballooned out the E820 non RAM regions for us - * and set them up properly in EPT. - */ - if (xen_feature(XENFEAT_auto_translated_physmap)) - return end - start; - return xen_do_chunk(start, end, true); } @@ -234,13 +222,7 @@ static void __init xen_set_identity_and_release_chunk( * (except for the ISA region which must be 1:1 mapped) to * release the refcounts (in Xen) on the original frames. */ - - /* - * PVH E820 matches the hypervisor's P2M which means we need to - * account for the proper values of *release and *identity. - */ - for (pfn = start_pfn; !xen_feature(XENFEAT_auto_translated_physmap) && - pfn <= max_pfn_mapped && pfn < end_pfn; pfn++) { + for (pfn = start_pfn; pfn <= max_pfn_mapped && pfn < end_pfn; pfn++) { pte_t pte = __pte_ma(0); if (pfn < PFN_UP(ISA_END_ADDRESS)) @@ -518,6 +500,35 @@ char * __init xen_memory_setup(void) } /* + * Machine specific memory setup for auto-translated guests. + */ +char * __init xen_auto_xlated_memory_setup(void) +{ + static struct e820entry map[E820MAX] __initdata; + + struct xen_memory_map memmap; + int i; + int rc; + + memmap.nr_entries = E820MAX; + set_xen_guest_handle(memmap.buffer, map); + + rc = HYPERVISOR_memory_op(XENMEM_memory_map, &memmap); + if (rc < 0) + panic("No memory map (%d)\n", rc); + + sanitize_e820_map(map, ARRAY_SIZE(map), &memmap.nr_entries); + + for (i = 0; i < memmap.nr_entries; i++) + e820_add_region(map[i].addr, map[i].size, map[i].type); + + memblock_reserve(__pa(xen_start_info->mfn_list), + xen_start_info->pt_base - xen_start_info->mfn_list); + + return "Xen"; +} + +/* * Set the bit indicating "nosegneg" library variants should be used. * We only need to bother in pure 32-bit mode; compat 32-bit processes * can have un-truncated segments, so wrapping around is allowed. @@ -590,13 +601,7 @@ void xen_enable_syscall(void) } #endif /* CONFIG_X86_64 */ } -void xen_enable_nmi(void) -{ -#ifdef CONFIG_X86_64 - if (register_callback(CALLBACKTYPE_nmi, (char *)nmi)) - BUG(); -#endif -} + void __init xen_pvmmu_arch_setup(void) { HYPERVISOR_vm_assist(VMASST_CMD_enable, VMASST_TYPE_4gb_segments); @@ -611,7 +616,6 @@ void __init xen_pvmmu_arch_setup(void) xen_enable_sysenter(); xen_enable_syscall(); - xen_enable_nmi(); } /* This function is not called for HVM domains */ diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h index c834d4b231f0..97d87659f779 100644 --- a/arch/x86/xen/xen-ops.h +++ b/arch/x86/xen/xen-ops.h @@ -36,6 +36,7 @@ void xen_mm_unpin_all(void); void xen_set_pat(u64); char * __init xen_memory_setup(void); +char * xen_auto_xlated_memory_setup(void); void __init xen_arch_setup(void); void xen_enable_sysenter(void); void xen_enable_syscall(void); |