diff options
Diffstat (limited to 'arch')
76 files changed, 389 insertions, 243 deletions
diff --git a/arch/alpha/include/asm/pgtable.h b/arch/alpha/include/asm/pgtable.h index 81a4342..d8f9b7e 100644 --- a/arch/alpha/include/asm/pgtable.h +++ b/arch/alpha/include/asm/pgtable.h @@ -354,9 +354,6 @@ extern inline pte_t mk_swap_pte(unsigned long type, unsigned long offset) #define kern_addr_valid(addr) (1) #endif -#define io_remap_pfn_range(vma, start, pfn, size, prot) \ - remap_pfn_range(vma, start, pfn, size, prot) - #define pte_ERROR(e) \ printk("%s:%d: bad pte %016lx.\n", __FILE__, __LINE__, pte_val(e)) #define pmd_ERROR(e) \ diff --git a/arch/alpha/kernel/console.c b/arch/alpha/kernel/console.c index da711e3..6a61dee 100644 --- a/arch/alpha/kernel/console.c +++ b/arch/alpha/kernel/console.c @@ -61,7 +61,9 @@ locate_and_init_vga(void *(*sel_func)(void *, void *)) /* Set the VGA hose and init the new console. */ pci_vga_hose = hose; - take_over_console(&vga_con, 0, MAX_NR_CONSOLES-1, 1); + console_lock(); + do_take_over_console(&vga_con, 0, MAX_NR_CONSOLES-1, 1); + console_unlock(); } void __init diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c index b9e37ad..1402fcc 100644 --- a/arch/alpha/kernel/osf_sys.c +++ b/arch/alpha/kernel/osf_sys.c @@ -96,6 +96,7 @@ struct osf_dirent { }; struct osf_dirent_callback { + struct dir_context ctx; struct osf_dirent __user *dirent; long __user *basep; unsigned int count; @@ -146,17 +147,17 @@ SYSCALL_DEFINE4(osf_getdirentries, unsigned int, fd, { int error; struct fd arg = fdget(fd); - struct osf_dirent_callback buf; + struct osf_dirent_callback buf = { + .ctx.actor = osf_filldir, + .dirent = dirent, + .basep = basep, + .count = count + }; if (!arg.file) return -EBADF; - buf.dirent = dirent; - buf.basep = basep; - buf.count = count; - buf.error = 0; - - error = vfs_readdir(arg.file, osf_filldir, &buf); + error = iterate_dir(arg.file, &buf.ctx); if (error >= 0) error = buf.error; if (count != buf.count) diff --git a/arch/alpha/kernel/pci-sysfs.c b/arch/alpha/kernel/pci-sysfs.c index b51f7b4..2b183b0 100644 --- a/arch/alpha/kernel/pci-sysfs.c +++ b/arch/alpha/kernel/pci-sysfs.c @@ -26,7 +26,6 @@ static int hose_mmap_page_range(struct pci_controller *hose, base = sparse ? hose->sparse_io_base : hose->dense_io_base; vma->vm_pgoff += base >> PAGE_SHIFT; - vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP; return io_remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, vma->vm_end - vma->vm_start, diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c index ab80a80..f2360a7 100644 --- a/arch/alpha/kernel/process.c +++ b/arch/alpha/kernel/process.c @@ -117,7 +117,9 @@ common_shutdown_1(void *generic_ptr) if (in_interrupt()) irq_exit(); /* This has the effect of resetting the VGA video origin. */ - take_over_console(&dummy_con, 0, MAX_NR_CONSOLES-1, 1); + console_lock(); + do_take_over_console(&dummy_con, 0, MAX_NR_CONSOLES-1, 1); + console_unlock(); #endif pci_restore_srm_config(); set_hae(srm_hae); diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h index 95b1522..c110ac8 100644 --- a/arch/arc/include/asm/pgtable.h +++ b/arch/arc/include/asm/pgtable.h @@ -394,9 +394,6 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, * remap a physical page `pfn' of size `size' with page protection `prot' * into virtual address `from' */ -#define io_remap_pfn_range(vma, from, pfn, size, prot) \ - remap_pfn_range(vma, from, pfn, size, prot) - #include <asm-generic/pgtable.h> /* to cope with aliasing VIPT cache */ diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 0a20413..b519015 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1087,6 +1087,20 @@ if !MMU source "arch/arm/Kconfig-nommu" endif +config PJ4B_ERRATA_4742 + bool "PJ4B Errata 4742: IDLE Wake Up Commands can Cause the CPU Core to Cease Operation" + depends on CPU_PJ4B && MACH_ARMADA_370 + default y + help + When coming out of either a Wait for Interrupt (WFI) or a Wait for + Event (WFE) IDLE states, a specific timing sensitivity exists between + the retiring WFI/WFE instructions and the newly issued subsequent + instructions. This sensitivity can result in a CPU hang scenario. + Workaround: + The software must insert either a Data Synchronization Barrier (DSB) + or Data Memory Barrier (DMB) command immediately after the WFI/WFE + instruction + config ARM_ERRATA_326103 bool "ARM errata: FSR write bit incorrect on a SWP to read-only memory" depends on CPU_V6 diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi b/arch/arm/boot/dts/tegra20-colibri-512.dtsi index a573b94..c12af78 100644 --- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi +++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi @@ -449,7 +449,11 @@ usb@c5004000 { status = "okay"; - nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */ + nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */ + }; + + usb-phy@c5004000 { + nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */ }; sdhci@c8000600 { diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts index e7d5de4..ec52937 100644 --- a/arch/arm/boot/dts/tegra20-harmony.dts +++ b/arch/arm/boot/dts/tegra20-harmony.dts @@ -428,17 +428,26 @@ status = "okay"; }; + usb-phy@c5000000 { + status = "okay"; + }; + usb@c5004000 { status = "okay"; - nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */ + nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */ + }; + + usb-phy@c5004000 { + status = "okay"; + nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */ }; usb@c5008000 { status = "okay"; }; - usb-phy@c5004400 { - nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */ + usb-phy@c5008000 { + status = "okay"; }; sdhci@c8000200 { diff --git a/arch/arm/boot/dts/tegra20-iris-512.dts b/arch/arm/boot/dts/tegra20-iris-512.dts index 52f1103..9f64f70 100644 --- a/arch/arm/boot/dts/tegra20-iris-512.dts +++ b/arch/arm/boot/dts/tegra20-iris-512.dts @@ -38,13 +38,20 @@ usb@c5000000 { status = "okay"; - dr_mode = "otg"; + }; + + usb-phy@c5000000 { + status = "okay"; }; usb@c5008000 { status = "okay"; }; + usb-phy@c5008000 { + status = "okay"; + }; + serial@70006000 { status = "okay"; }; diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts index e3e0c99..1c17ffa 100644 --- a/arch/arm/boot/dts/tegra20-paz00.dts +++ b/arch/arm/boot/dts/tegra20-paz00.dts @@ -427,17 +427,26 @@ status = "okay"; }; + usb-phy@c5000000 { + status = "okay"; + }; + usb@c5004000 { status = "okay"; - nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */ + nvidia,phy-reset-gpio = <&gpio 168 1>; /* gpio PV0, active low */ + }; + + usb-phy@c5004000 { + status = "okay"; + nvidia,phy-reset-gpio = <&gpio 168 1>; /* gpio PV0, active low */ }; usb@c5008000 { status = "okay"; }; - usb-phy@c5004400 { - nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */ + usb-phy@c5008000 { + status = "okay"; }; sdhci@c8000000 { diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index cee4c34..009dafe 100644 --- a/arch/arm/boot/dts/tegra20-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -569,17 +569,28 @@ dr_mode = "otg"; }; + usb-phy@c5000000 { + status = "okay"; + vbus-supply = <&vbus_reg>; + dr_mode = "otg"; + }; + usb@c5004000 { status = "okay"; - nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */ + nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */ + }; + + usb-phy@c5004000 { + status = "okay"; + nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */ }; usb@c5008000 { status = "okay"; }; - usb-phy@c5004400 { - nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */ + usb-phy@c5008000 { + status = "okay"; }; sdhci@c8000000 { @@ -807,6 +818,15 @@ gpio = <&pmic 1 0>; enable-active-high; }; + + vbus_reg: regulator@3 { + compatible = "regulator-fixed"; + reg = <3>; + regulator-name = "vdd_vbus_wup1"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio 24 0>; /* PD0 */ + }; }; sound { diff --git a/arch/arm/boot/dts/tegra20-tamonten.dtsi b/arch/arm/boot/dts/tegra20-tamonten.dtsi index 50b3ec1..fc2f7d6 100644 --- a/arch/arm/boot/dts/tegra20-tamonten.dtsi +++ b/arch/arm/boot/dts/tegra20-tamonten.dtsi @@ -470,6 +470,10 @@ status = "okay"; }; + usb-phy@c5008000 { + status = "okay"; + }; + sdhci@c8000600 { cd-gpios = <&gpio 58 1>; /* gpio PH2 */ wp-gpios = <&gpio 59 0>; /* gpio PH3 */ diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts index 9cc78a1..0e65c00 100644 --- a/arch/arm/boot/dts/tegra20-trimslice.dts +++ b/arch/arm/boot/dts/tegra20-trimslice.dts @@ -314,17 +314,27 @@ nvidia,vbus-gpio = <&gpio 170 0>; /* gpio PV2 */ }; + usb-phy@c5000000 { + status = "okay"; + vbus-supply = <&vbus_reg>; + }; + usb@c5004000 { status = "okay"; - nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */ + nvidia,phy-reset-gpio = <&gpio 168 1>; /* gpio PV0, active low */ + }; + + usb-phy@c5004000 { + status = "okay"; + nvidia,phy-reset-gpio = <&gpio 168 1>; /* gpio PV0, active low */ }; usb@c5008000 { status = "okay"; }; - usb-phy@c5004400 { - nvidia,phy-reset-gpio = <&gpio 168 0>; /* gpio PV0 */ + usb-phy@c5008000 { + status = "okay"; }; sdhci@c8000000 { @@ -390,6 +400,15 @@ regulator-max-microvolt = <1800000>; regulator-always-on; }; + + vbus_reg: regulator@2 { + compatible = "regulator-fixed"; + reg = <2>; + regulator-name = "usb1_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio 170 0>; /* PV2 */ + }; }; sound { diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts index dd38f1f..e00f89e 100644 --- a/arch/arm/boot/dts/tegra20-ventana.dts +++ b/arch/arm/boot/dts/tegra20-ventana.dts @@ -505,17 +505,26 @@ status = "okay"; }; + usb-phy@c5000000 { + status = "okay"; + }; + usb@c5004000 { status = "okay"; - nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */ + nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */ + }; + + usb-phy@c5004000 { + status = "okay"; + nvidia,phy-reset-gpio = <&gpio 169 1>; /* gpio PV1, active low */ }; usb@c5008000 { status = "okay"; }; - usb-phy@c5004400 { - nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */ + usb-phy@c5008000 { + status = "okay"; }; sdhci@c8000000 { diff --git a/arch/arm/boot/dts/tegra20-whistler.dts b/arch/arm/boot/dts/tegra20-whistler.dts index d2567f8..3c24c9b 100644 --- a/arch/arm/boot/dts/tegra20-whistler.dts +++ b/arch/arm/boot/dts/tegra20-whistler.dts @@ -511,11 +511,21 @@ nvidia,vbus-gpio = <&tca6416 0 0>; /* GPIO_PMU0 */ }; + usb-phy@c5000000 { + status = "okay"; + vbus-supply = <&vbus1_reg>; + }; + usb@c5008000 { status = "okay"; nvidia,vbus-gpio = <&tca6416 1 0>; /* GPIO_PMU1 */ }; + usb-phy@c5008000 { + status = "okay"; + vbus-supply = <&vbus3_reg>; + }; + sdhci@c8000400 { status = "okay"; cd-gpios = <&gpio 69 1>; /* gpio PI5 */ @@ -568,6 +578,24 @@ regulator-max-microvolt = <5000000>; regulator-always-on; }; + + vbus1_reg: regulator@2 { + compatible = "regulator-fixed"; + reg = <2>; + regulator-name = "vbus1"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&tca6416 0 0>; /* GPIO_PMU0 */ + }; + + vbus3_reg: regulator@3 { + compatible = "regulator-fixed"; + reg = <3>; + regulator-name = "vbus3"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&tca6416 1 0>; /* GPIO_PMU1 */ + }; }; sound { diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index 56a9110..96d6d8a 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -455,13 +455,24 @@ status = "disabled"; }; - phy1: usb-phy@c5000400 { + phy1: usb-phy@c5000000 { compatible = "nvidia,tegra20-usb-phy"; - reg = <0xc5000400 0x3c00>; + reg = <0xc5000000 0x4000 0xc5000000 0x4000>; phy_type = "utmi"; + clocks = <&tegra_car 22>, + <&tegra_car 127>, + <&tegra_car 106>, + <&tegra_car 22>; + clock-names = "reg", "pll_u", "timer", "utmi-pads"; nvidia,has-legacy-mode; - clocks = <&tegra_car 22>, <&tegra_car 127>; - clock-names = "phy", "pll_u"; + hssync_start_delay = <9>; + idle_wait_delay = <17>; + elastic_limit = <16>; + term_range_adj = <6>; + xcvr_setup = <9>; + xcvr_lsfslew = <1>; + xcvr_lsrslew = <1>; + status = "disabled"; }; usb@c5004000 { @@ -474,12 +485,15 @@ status = "disabled"; }; - phy2: usb-phy@c5004400 { + phy2: usb-phy@c5004000 { compatible = "nvidia,tegra20-usb-phy"; - reg = <0xc5004400 0x3c00>; + reg = <0xc5004000 0x4000>; phy_type = "ulpi"; - clocks = <&tegra_car 93>, <&tegra_car 127>; - clock-names = "phy", "pll_u"; + clocks = <&tegra_car 58>, + <&tegra_car 127>, + <&tegra_car 93>; + clock-names = "reg", "pll_u", "ulpi-link"; + status = "disabled"; }; usb@c5008000 { @@ -492,12 +506,23 @@ status = "disabled"; }; - phy3: usb-phy@c5008400 { + phy3: usb-phy@c5008000 { compatible = "nvidia,tegra20-usb-phy"; - reg = <0xc5008400 0x3c00>; + reg = <0xc5008000 0x4000 0xc5000000 0x4000>; phy_type = "utmi"; - clocks = <&tegra_car 22>, <&tegra_car 127>; - clock-names = "phy", "pll_u"; + clocks = <&tegra_car 59>, + <&tegra_car 127>, + <&tegra_car 106>, + <&tegra_car 22>; + clock-names = "reg", "pll_u", "timer", "utmi-pads"; + hssync_start_delay = <9>; + idle_wait_delay = <17>; + elastic_limit = <16>; + term_range_adj = <6>; + xcvr_setup = <9>; + xcvr_lsfslew = <2>; + xcvr_lsrslew = <2>; + status = "disabled"; }; sdhci@c8000000 { diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h index 7652712..dba62cb 100644 --- a/arch/arm/include/asm/cputype.h +++ b/arch/arm/include/asm/cputype.h @@ -32,6 +32,8 @@ #define MPIDR_HWID_BITMASK 0xFFFFFF +#define MPIDR_INVALID (~MPIDR_HWID_BITMASK) + #define MPIDR_LEVEL_BITS 8 #define MPIDR_LEVEL_MASK ((1 << MPIDR_LEVEL_BITS) - 1) diff --git a/arch/arm/include/asm/glue-proc.h b/arch/arm/include/asm/glue-proc.h index ac1dd54..8017e94 100644 --- a/arch/arm/include/asm/glue-proc.h +++ b/arch/arm/include/asm/glue-proc.h @@ -230,6 +230,15 @@ # endif #endif +#ifdef CONFIG_CPU_PJ4B +# ifdef CPU_NAME +# undef MULTI_CPU +# define MULTI_CPU +# else +# define CPU_NAME cpu_pj4b +# endif +#endif + #ifndef MULTI_CPU #define cpu_proc_init __glue(CPU_NAME,_proc_init) #define cpu_proc_fin __glue(CPU_NAME,_proc_fin) diff --git a/arch/arm/include/asm/pgtable-nommu.h b/arch/arm/include/asm/pgtable-nommu.h index 7ec60d6..0642228 100644 --- a/arch/arm/include/asm/pgtable-nommu.h +++ b/arch/arm/include/asm/pgtable-nommu.h @@ -79,8 +79,6 @@ extern unsigned int kobjsize(const void *objp); * No page table caches to initialise. */ #define pgtable_cache_init() do { } while (0) -#define io_remap_pfn_range remap_pfn_range - /* * All 32bit addresses are effectively valid for vmalloc... diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h index 9bcd262..229e0dd 100644 --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -318,13 +318,6 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) #define HAVE_ARCH_UNMAPPED_AREA #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN -/* - * remap a physical page `pfn' of size `size' with page protection `prot' - * into virtual address `from' - */ -#define io_remap_pfn_range(vma,from,pfn,size,prot) \ - remap_pfn_range(vma, from, pfn, size, prot) - #define pgtable_cache_init() do { } while (0) #endif /* !__ASSEMBLY__ */ diff --git a/arch/arm/include/asm/smp_plat.h b/arch/arm/include/asm/smp_plat.h index aaa61b6..e789832 100644 --- a/arch/arm/include/asm/smp_plat.h +++ b/arch/arm/include/asm/smp_plat.h @@ -49,7 +49,7 @@ static inline int cache_ops_need_broadcast(void) /* * Logical CPU mapping. */ -extern int __cpu_logical_map[]; +extern u32 __cpu_logical_map[]; #define cpu_logical_map(cpu) __cpu_logical_map[cpu] /* * Retrieve logical cpu index corresponding to a given MPIDR[23:0] diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c index 5af04f6..5859c8b 100644 --- a/arch/arm/kernel/devtree.c +++ b/arch/arm/kernel/devtree.c @@ -82,7 +82,7 @@ void __init arm_dt_init_cpu_maps(void) u32 i, j, cpuidx = 1; u32 mpidr = is_smp() ? read_cpuid_mpidr() & MPIDR_HWID_BITMASK : 0; - u32 tmp_map[NR_CPUS] = { [0 ... NR_CPUS-1] = UINT_MAX }; + u32 tmp_map[NR_CPUS] = { [0 ... NR_CPUS-1] = MPIDR_INVALID }; bool bootcpu_valid = false; cpus = of_find_node_by_path("/cpus"); @@ -92,6 +92,9 @@ void __init arm_dt_init_cpu_maps(void) for_each_child_of_node(cpus, cpu) { u32 hwid; + if (of_node_cmp(cpu->type, "cpu")) + continue; + pr_debug(" * %s...\n", cpu->full_name); /* * A device tree containing CPU nodes with missing "reg" @@ -149,9 +152,10 @@ void __init arm_dt_init_cpu_maps(void) tmp_map[i] = hwid; } - if (WARN(!bootcpu_valid, "DT missing boot CPU MPIDR[23:0], " - "fall back to default cpu_logical_map\n")) + if (!bootcpu_valid) { + pr_warn("DT missing boot CPU MPIDR[23:0], fall back to default cpu_logical_map\n"); return; + } /* * Since the boot CPU node contains proper data, and all nodes have diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 1522c7a..b4b1d39 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -444,7 +444,7 @@ void notrace cpu_init(void) : "r14"); } -int __cpu_logical_map[NR_CPUS]; +u32 __cpu_logical_map[NR_CPUS] = { [0 ... NR_CPUS-1] = MPIDR_INVALID }; void __init smp_setup_processor_id(void) { diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c index d51225f..eb5293a 100644 --- a/arch/arm/mm/nommu.c +++ b/arch/arm/mm/nommu.c @@ -57,6 +57,12 @@ void flush_dcache_page(struct page *page) } EXPORT_SYMBOL(flush_dcache_page); +void flush_kernel_dcache_page(struct page *page) +{ + __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE); +} +EXPORT_SYMBOL(flush_kernel_dcache_page); + void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long uaddr, void *dst, const void *src, unsigned long len) diff --git a/arch/arm/mm/proc-fa526.S b/arch/arm/mm/proc-fa526.S index d217e97..aaeb6c1 100644 --- a/arch/arm/mm/proc-fa526.S +++ b/arch/arm/mm/proc-fa526.S @@ -81,7 +81,6 @@ ENDPROC(cpu_fa526_reset) */ .align 4 ENTRY(cpu_fa526_do_idle) - mcr p15, 0, r0, c7, c0, 4 @ Wait for interrupt mov pc, lr diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S index f9a0aa7..e3c48a3 100644 --- a/arch/arm/mm/proc-macros.S +++ b/arch/arm/mm/proc-macros.S @@ -333,3 +333,8 @@ ENTRY(\name\()_tlb_fns) .endif .size \name\()_tlb_fns, . - \name\()_tlb_fns .endm + +.macro globl_equ x, y + .globl \x + .equ \x, \y +.endm diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 4c8c9c1..e35fec3 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -140,6 +140,29 @@ ENTRY(cpu_v7_do_resume) ENDPROC(cpu_v7_do_resume) #endif +#ifdef CONFIG_CPU_PJ4B + globl_equ cpu_pj4b_switch_mm, cpu_v7_switch_mm + globl_equ cpu_pj4b_set_pte_ext, cpu_v7_set_pte_ext + globl_equ cpu_pj4b_proc_init, cpu_v7_proc_init + globl_equ cpu_pj4b_proc_fin, cpu_v7_proc_fin + globl_equ cpu_pj4b_reset, cpu_v7_reset +#ifdef CONFIG_PJ4B_ERRATA_4742 +ENTRY(cpu_pj4b_do_idle) + dsb @ WFI may enter a low-power mode + wfi + dsb @barrier + mov pc, lr +ENDPROC(cpu_pj4b_do_idle) +#else + globl_equ cpu_pj4b_do_idle, cpu_v7_do_idle +#endif + globl_equ cpu_pj4b_dcache_clean_area, cpu_v7_dcache_clean_area + globl_equ cpu_pj4b_do_suspend, cpu_v7_do_suspend + globl_equ cpu_pj4b_do_resume, cpu_v7_do_resume + globl_equ cpu_pj4b_suspend_size, cpu_v7_suspend_size + +#endif + __CPUINIT /* @@ -350,6 +373,9 @@ __v7_setup_stack: @ define struct processor (see <asm/proc-fns.h> and proc-macros.S) define_processor_functions v7, dabort=v7_early_abort, pabort=v7_pabort, suspend=1 +#ifdef CONFIG_CPU_PJ4B + define_processor_functions pj4b, dabort=v7_early_abort, pabort=v7_pabort, suspend=1 +#endif .section ".rodata" @@ -362,7 +388,7 @@ __v7_setup_stack: /* * Standard v7 proc info content */ -.macro __v7_proc initfunc, mm_mmuflags = 0, io_mmuflags = 0, hwcaps = 0 +.macro __v7_proc initfunc, mm_mmuflags = 0, io_mmuflags = 0, hwcaps = 0, proc_fns = v7_processor_functions ALT_SMP(.long PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | \ PMD_SECT_AF | PMD_FLAGS_SMP | \mm_mmuflags) ALT_UP(.long PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | \ @@ -375,7 +401,7 @@ __v7_setup_stack: .long HWCAP_SWP | HWCAP_HALF | HWCAP_THUMB | HWCAP_FAST_MULT | \ HWCAP_EDSP | HWCAP_TLS | \hwcaps .long cpu_v7_name - .long v7_processor_functions + .long \proc_fns .long v7wbi_tlb_fns .long v6_user_fns .long v7_cache_fns @@ -407,12 +433,14 @@ __v7_ca9mp_proc_info: /* * Marvell PJ4B processor. */ +#ifdef CONFIG_CPU_PJ4B .type __v7_pj4b_proc_info, #object __v7_pj4b_proc_info: .long 0x560f5800 .long 0xff0fff00 - __v7_proc __v7_pj4b_setup + __v7_proc __v7_pj4b_setup, proc_fns = pj4b_processor_functions .size __v7_pj4b_proc_info, . - __v7_pj4b_proc_info +#endif /* * ARM Ltd. Cortex A7 processor. diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index e333a24..3a768e9 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -320,13 +320,6 @@ extern int kern_addr_valid(unsigned long addr); #include <asm-generic/pgtable.h> -/* - * remap a physical page `pfn' of size `size' with page protection `prot' - * into virtual address `from' - */ -#define io_remap_pfn_range(vma,from,pfn,size,prot) \ - remap_pfn_range(vma, from, pfn, size, prot) - #define pgtable_cache_init() do { } while (0) #endif /* !__ASSEMBLY__ */ diff --git a/arch/avr32/include/asm/pgtable.h b/arch/avr32/include/asm/pgtable.h index 6fbfea6..4beff97 100644 --- a/arch/avr32/include/asm/pgtable.h +++ b/arch/avr32/include/asm/pgtable.h @@ -362,9 +362,6 @@ typedef pte_t *pte_addr_t; #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - /* No page table caches to initialize (?) */ #define pgtable_cache_init() do { } while(0) diff --git a/arch/blackfin/include/asm/pgtable.h b/arch/blackfin/include/asm/pgtable.h index b866392..0b04901 100644 --- a/arch/blackfin/include/asm/pgtable.h +++ b/arch/blackfin/include/asm/pgtable.h @@ -88,7 +88,6 @@ extern char empty_zero_page[]; * No page table caches to initialise. */ #define pgtable_cache_init() do { } while (0) -#define io_remap_pfn_range remap_pfn_range /* * All 32bit addresses are effectively valid for vmalloc... diff --git a/arch/c6x/include/asm/pgtable.h b/arch/c6x/include/asm/pgtable.h index 38a4312..c0eed5b 100644 --- a/arch/c6x/include/asm/pgtable.h +++ b/arch/c6x/include/asm/pgtable.h @@ -71,7 +71,6 @@ extern unsigned long empty_zero_page; * No page table caches to initialise */ #define pgtable_cache_init() do { } while (0) -#define io_remap_pfn_range remap_pfn_range #include <asm-generic/pgtable.h> diff --git a/arch/cris/include/asm/pgtable.h b/arch/cris/include/asm/pgtable.h index 7df4301..8b8c867 100644 --- a/arch/cris/include/asm/pgtable.h +++ b/arch/cris/include/asm/pgtable.h @@ -258,9 +258,6 @@ static inline pgd_t * pgd_offset(const struct mm_struct *mm, unsigned long addre #define pgd_ERROR(e) \ printk("%s:%d: bad pgd %p(%08lx).\n", __FILE__, __LINE__, &(e), pgd_val(e)) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; /* defined in head.S */ diff --git a/arch/frv/include/asm/pgtable.h b/arch/frv/include/asm/pgtable.h index 6bc241e..eb0110a 100644 --- a/arch/frv/include/asm/pgtable.h +++ b/arch/frv/include/asm/pgtable.h @@ -488,9 +488,6 @@ static inline int pte_file(pte_t pte) #define PageSkip(page) (0) #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG #define __HAVE_ARCH_PTEP_GET_AND_CLEAR #define __HAVE_ARCH_PTEP_SET_WRPROTECT diff --git a/arch/h8300/include/asm/pgtable.h b/arch/h8300/include/asm/pgtable.h index 62ef176..7ca20f8 100644 --- a/arch/h8300/include/asm/pgtable.h +++ b/arch/h8300/include/asm/pgtable.h @@ -52,9 +52,6 @@ extern int is_in_rom(unsigned long); */ #define pgtable_cache_init() do { } while (0) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - /* * All 32bit addresses are effectively valid for vmalloc... * Sort of meaningless for non-VM targets. diff --git a/arch/hexagon/include/asm/pgtable.h b/arch/hexagon/include/asm/pgtable.h index 20d55f6..d8bd54f 100644 --- a/arch/hexagon/include/asm/pgtable.h +++ b/arch/hexagon/include/asm/pgtable.h @@ -452,10 +452,6 @@ static inline int pte_exec(pte_t pte) #define __pte_offset(address) (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) -/* Nothing special about IO remapping at this point */ -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - /* I think this is in case we have page table caches; needed by init/main.c */ #define pgtable_cache_init() do { } while (0) diff --git a/arch/ia64/include/asm/pgtable.h b/arch/ia64/include/asm/pgtable.h index 815810c..7935115 100644 --- a/arch/ia64/include/asm/pgtable.h +++ b/arch/ia64/include/asm/pgtable.h @@ -493,9 +493,6 @@ extern void paging_init (void); #define pte_to_pgoff(pte) ((pte_val(pte) << 1) >> 3) #define pgoff_to_pte(off) ((pte_t) { ((off) << 2) | _PAGE_FILE }) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - /* * ZERO_PAGE is a global shared page that is always zero: used * for zero-mapped memory areas etc.. diff --git a/arch/m32r/include/asm/pgtable.h b/arch/m32r/include/asm/pgtable.h index 8a28cfe..103ce67 100644 --- a/arch/m32r/include/asm/pgtable.h +++ b/arch/m32r/include/asm/pgtable.h @@ -347,9 +347,6 @@ static inline void pmd_set(pmd_t * pmdp, pte_t * ptep) /* Needs to be defined here and not in linux/mm.h, as it is arch dependent */ #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG #define __HAVE_ARCH_PTEP_GET_AND_CLEAR #define __HAVE_ARCH_PTEP_SET_WRPROTECT diff --git a/arch/m68k/include/asm/pgtable_mm.h b/arch/m68k/include/asm/pgtable_mm.h index dc35e0e..9f5abbd 100644 --- a/arch/m68k/include/asm/pgtable_mm.h +++ b/arch/m68k/include/asm/pgtable_mm.h @@ -135,9 +135,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma, #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - /* MMU-specific headers */ #ifdef CONFIG_SUN3 diff --git a/arch/m68k/include/asm/pgtable_no.h b/arch/m68k/include/asm/pgtable_no.h index 037028f..c527fc2 100644 --- a/arch/m68k/include/asm/pgtable_no.h +++ b/arch/m68k/include/asm/pgtable_no.h @@ -55,9 +55,6 @@ extern unsigned int kobjsize(const void *objp); */ #define pgtable_cache_init() do { } while (0) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - /* * All 32bit addresses are effectively valid for vmalloc... * Sort of meaningless for non-VM targets. diff --git a/arch/metag/include/asm/pgtable.h b/arch/metag/include/asm/pgtable.h index 1cd13d5..0d9dc54 100644 --- a/arch/metag/include/asm/pgtable.h +++ b/arch/metag/include/asm/pgtable.h @@ -333,9 +333,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma, #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - /* * No page table caches to initialise */ diff --git a/arch/microblaze/include/asm/pgtable.h b/arch/microblaze/include/asm/pgtable.h index a7311cd..95cef0b 100644 --- a/arch/microblaze/include/asm/pgtable.h +++ b/arch/microblaze/include/asm/pgtable.h @@ -13,9 +13,6 @@ #include <asm/setup.h> -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #ifndef __ASSEMBLY__ extern int mem_init_done; #endif diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h index 8b8f6b3..008324d 100644 --- a/arch/mips/include/asm/pgtable.h +++ b/arch/mips/include/asm/pgtable.h @@ -394,9 +394,7 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma, phys_t phys_addr_high = fixup_bigphys_addr(pfn << PAGE_SHIFT, size); return remap_pfn_range(vma, vaddr, phys_addr_high >> PAGE_SHIFT, size, prot); } -#else -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) +#define io_remap_pfn_range io_remap_pfn_range #endif #ifdef CONFIG_TRANSPARENT_HUGEPAGE diff --git a/arch/mips/pci/pci-bcm1480.c b/arch/mips/pci/pci-bcm1480.c index e2e69e1..44dd5aa 100644 --- a/arch/mips/pci/pci-bcm1480.c +++ b/arch/mips/pci/pci-bcm1480.c @@ -257,7 +257,9 @@ static int __init bcm1480_pcibios_init(void) register_pci_controller(&bcm1480_controller); #ifdef CONFIG_VGA_CONSOLE - take_over_console(&vga_con, 0, MAX_NR_CONSOLES-1, 1); + console_lock(); + do_take_over_console(&vga_con, 0, MAX_NR_CONSOLES-1, 1); + console_unlock(); #endif return 0; } diff --git a/arch/mips/pci/pci-sb1250.c b/arch/mips/pci/pci-sb1250.c index cdefcc4..fc634ae 100644 --- a/arch/mips/pci/pci-sb1250.c +++ b/arch/mips/pci/pci-sb1250.c @@ -283,7 +283,9 @@ static int __init sb1250_pcibios_init(void) register_pci_controller(&sb1250_controller); #ifdef CONFIG_VGA_CONSOLE - take_over_console(&vga_con, 0, MAX_NR_CONSOLES - 1, 1); + console_lock(); + do_take_over_console(&vga_con, 0, MAX_NR_CONSOLES - 1, 1); + console_unlock(); #endif return 0; } diff --git a/arch/mn10300/include/asm/pgtable.h b/arch/mn10300/include/asm/pgtable.h index a1e894b..2ddaa67 100644 --- a/arch/mn10300/include/asm/pgtable.h +++ b/arch/mn10300/include/asm/pgtable.h @@ -486,9 +486,6 @@ extern void update_mmu_cache(struct vm_area_struct *vma, #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range((vma), (vaddr), (pfn), (size), (prot)) - #define MK_IOSPACE_PFN(space, pfn) (pfn) #define GET_IOSPACE(pfn) 0 #define GET_PFN(pfn) (pfn) diff --git a/arch/mn10300/include/asm/uaccess.h b/arch/mn10300/include/asm/uaccess.h index 780560b..d7966e0 100644 --- a/arch/mn10300/include/asm/uaccess.h +++ b/arch/mn10300/include/asm/uaccess.h @@ -161,7 +161,7 @@ struct __large_struct { unsigned long buf[100]; }; #define __get_user_check(x, ptr, size) \ ({ \ - const __typeof__(ptr) __guc_ptr = (ptr); \ + const __typeof__(*(ptr))* __guc_ptr = (ptr); \ int _e; \ if (likely(__access_ok((unsigned long) __guc_ptr, (size)))) \ _e = __get_user_nocheck((x), __guc_ptr, (size)); \ diff --git a/arch/mn10300/kernel/setup.c b/arch/mn10300/kernel/setup.c index 33c3bd1..ebac9c1 100644 --- a/arch/mn10300/kernel/setup.c +++ b/arch/mn10300/kernel/setup.c @@ -38,6 +38,7 @@ struct mn10300_cpuinfo boot_cpu_data; /* For PCI or other memory-mapped resources */ unsigned long pci_mem_start = 0x18000000; +static char __initdata cmd_line[COMMAND_LINE_SIZE]; char redboot_command_line[COMMAND_LINE_SIZE] = "console=ttyS0,115200 root=/dev/mtdblock3 rw"; @@ -74,45 +75,19 @@ static const char *const mn10300_cputypes[] = { }; /* - * + * Pick out the memory size. We look for mem=size, + * where size is "size[KkMm]" */ -static void __init parse_mem_cmdline(char **cmdline_p) +static int __init early_mem(char *p) { - char *from, *to, c; - - /* save unparsed command line copy for /proc/cmdline */ - strcpy(boot_command_line, redboot_command_line); - - /* see if there's an explicit memory size option */ - from = redboot_command_line; - to = redboot_command_line; - c = ' '; - - for (;;) { - if (c == ' ' && !memcmp(from, "mem=", 4)) { - if (to != redboot_command_line) - to--; - memory_size = memparse(from + 4, &from); - } - - c = *(from++); - if (!c) - break; - - *(to++) = c; - } - - *to = '\0'; - *cmdline_p = redboot_command_line; + memory_size = memparse(p, &p); if (memory_size == 0) panic("Memory size not known\n"); - memory_end = (unsigned long) CONFIG_KERNEL_RAM_BASE_ADDRESS + - memory_size; - if (memory_end > phys_memory_end) - memory_end = phys_memory_end; + return 0; } +early_param("mem", early_mem); /* * architecture specific setup @@ -125,7 +100,20 @@ void __init setup_arch(char **cmdline_p) cpu_init(); unit_setup(); smp_init_cpus(); - parse_mem_cmdline(cmdline_p); + + /* save unparsed command line copy for /proc/cmdline */ + strlcpy(boot_command_line, redboot_command_line, COMMAND_LINE_SIZE); + + /* populate cmd_line too for later use, preserving boot_command_line */ + strlcpy(cmd_line, boot_command_line, COMMAND_LINE_SIZE); + *cmdline_p = cmd_line; + + parse_early_param(); + + memory_end = (unsigned long) CONFIG_KERNEL_RAM_BASE_ADDRESS + + memory_size; + if (memory_end > phys_memory_end) + memory_end = phys_memory_end; init_mm.start_code = (unsigned long)&_text; init_mm.end_code = (unsigned long) &_etext; diff --git a/arch/mn10300/unit-asb2305/pci-asb2305.c b/arch/mn10300/unit-asb2305/pci-asb2305.c index c4e2e79..febb9cd 100644 --- a/arch/mn10300/unit-asb2305/pci-asb2305.c +++ b/arch/mn10300/unit-asb2305/pci-asb2305.c @@ -221,7 +221,7 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, /* Leave vm_pgoff as-is, the PCI space address is the physical * address on this platform. */ - vma->vm_flags |= VM_LOCKED | VM_IO; + vma->vm_flags |= VM_LOCKED; prot = pgprot_val(vma->vm_page_prot); prot &= ~_PAGE_CACHE; diff --git a/arch/openrisc/include/asm/pgtable.h b/arch/openrisc/include/asm/pgtable.h index 14c900c..37bf6a3 100644 --- a/arch/openrisc/include/asm/pgtable.h +++ b/arch/openrisc/include/asm/pgtable.h @@ -446,9 +446,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma, #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #include <asm-generic/pgtable.h> /* diff --git a/arch/parisc/hpux/fs.c b/arch/parisc/hpux/fs.c index 838b479..88d0962 100644 --- a/arch/parisc/hpux/fs.c +++ b/arch/parisc/hpux/fs.c @@ -60,6 +60,7 @@ struct hpux_dirent { }; struct getdents_callback { + struct dir_context ctx; struct hpux_dirent __user *current_dir; struct hpux_dirent __user *previous; int count; @@ -110,24 +111,23 @@ int hpux_getdents(unsigned int fd, struct hpux_dirent __user *dirent, unsigned i { struct fd arg; struct hpux_dirent __user * lastdirent; - struct getdents_callback buf; + struct getdents_callback buf = { + .ctx.actor = filldir, + .current_dir = dirent, + .count = count + }; int error; arg = fdget(fd); if (!arg.file) return -EBADF; - buf.current_dir = dirent; - buf.previous = NULL; - buf.count = count; - buf.error = 0; - - error = vfs_readdir(arg.file, filldir, &buf); + error = iterate_dir(arg.file, &buf.ctx); if (error >= 0) error = buf.error; lastdirent = buf.previous; if (lastdirent) { - if (put_user(arg.file->f_pos, &lastdirent->d_off)) + if (put_user(buf.ctx.pos, &lastdirent->d_off)) error = -EFAULT; else error = count - buf.count; diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h index 1e40d7f..34899b5 100644 --- a/arch/parisc/include/asm/pgtable.h +++ b/arch/parisc/include/asm/pgtable.h @@ -506,9 +506,6 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, #endif -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #define pgprot_noncached(prot) __pgprot(pgprot_val(prot) | _PAGE_NO_CACHE) /* We provide our own get_unmapped_area to provide cache coherency */ diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c index 1e95b20..7349a3f 100644 --- a/arch/parisc/kernel/setup.c +++ b/arch/parisc/kernel/setup.c @@ -156,7 +156,7 @@ void __init setup_arch(char **cmdline_p) #endif #if defined(CONFIG_VT) && defined(CONFIG_DUMMY_CONSOLE) - conswitchp = &dummy_con; /* we use take_over_console() later ! */ + conswitchp = &dummy_con; /* we use do_take_over_console() later ! */ #endif } diff --git a/arch/powerpc/include/asm/mpc52xx_psc.h b/arch/powerpc/include/asm/mpc52xx_psc.h index 2966df6..d0ece25 100644 --- a/arch/powerpc/include/asm/mpc52xx_psc.h +++ b/arch/powerpc/include/asm/mpc52xx_psc.h @@ -299,4 +299,53 @@ struct mpc512x_psc_fifo { #define rxdata_32 rxdata.rxdata_32 }; +struct mpc5125_psc { + u8 mr1; /* PSC + 0x00 */ + u8 reserved0[3]; + u8 mr2; /* PSC + 0x04 */ + u8 reserved1[3]; + struct { + u16 status; /* PSC + 0x08 */ + u8 reserved2[2]; + u8 clock_select; /* PSC + 0x0c */ + u8 reserved3[3]; + } sr_csr; + u8 command; /* PSC + 0x10 */ + u8 reserved4[3]; + union { /* PSC + 0x14 */ + u8 buffer_8; + u16 buffer_16; + u32 buffer_32; + } buffer; + struct { + u8 ipcr; /* PSC + 0x18 */ + u8 reserved5[3]; + u8 acr; /* PSC + 0x1c */ + u8 reserved6[3]; + } ipcr_acr; + struct { + u16 isr; /* PSC + 0x20 */ + u8 reserved7[2]; + u16 imr; /* PSC + 0x24 */ + u8 reserved8[2]; + } isr_imr; + u8 ctur; /* PSC + 0x28 */ + u8 reserved9[3]; + u8 ctlr; /* PSC + 0x2c */ + u8 reserved10[3]; + u32 ccr; /* PSC + 0x30 */ + u32 ac97slots; /* PSC + 0x34 */ + u32 ac97cmd; /* PSC + 0x38 */ + u32 ac97data; /* PSC + 0x3c */ + u8 reserved11[4]; + u8 ip; /* PSC + 0x44 */ + u8 reserved12[3]; + u8 op1; /* PSC + 0x48 */ + u8 reserved13[3]; + u8 op0; /* PSC + 0x4c */ + u8 reserved14[3]; + u32 sicr; /* PSC + 0x50 */ + u8 reserved15[4]; /* make eq. sizeof(mpc52xx_psc) */ +}; + #endif /* __ASM_MPC52xx_PSC_H__ */ diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h index 7aeb955..b6293d2 100644 --- a/arch/powerpc/include/asm/pgtable.h +++ b/arch/powerpc/include/asm/pgtable.h @@ -198,9 +198,6 @@ extern void paging_init(void); */ #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #include <asm-generic/pgtable.h> diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index eabeec9..f46914a 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -994,7 +994,7 @@ void pcibios_setup_bus_self(struct pci_bus *bus) ppc_md.pci_dma_bus_setup(bus); } -void pcibios_setup_device(struct pci_dev *dev) +static void pcibios_setup_device(struct pci_dev *dev) { /* Fixup NUMA node as it may not be setup yet by the generic * code and is needed by the DMA init @@ -1015,6 +1015,17 @@ void pcibios_setup_device(struct pci_dev *dev) ppc_md.pci_irq_fixup(dev); } +int pcibios_add_device(struct pci_dev *dev) +{ + /* + * We can only call pcibios_setup_device() after bus setup is complete, + * since some of the platform specific DMA setup code depends on it. + */ + if (dev->bus->is_added) + pcibios_setup_device(dev); + return 0; +} + void pcibios_setup_bus_devices(struct pci_bus *bus) { struct pci_dev *dev; @@ -1469,10 +1480,6 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) if (ppc_md.pcibios_enable_device_hook(dev)) return -EINVAL; - /* avoid pcie irq fix up impact on cardbus */ - if (dev->hdr_type != PCI_HEADER_TYPE_CARDBUS) - pcibios_setup_device(dev); - return pci_enable_resources(dev, mask); } diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index 35f77a4..f390042 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -238,7 +238,7 @@ const struct file_operations spufs_context_fops = { .release = spufs_dir_close, .llseek = dcache_dir_lseek, .read = generic_read_dir, - .readdir = dcache_readdir, + .iterate = dcache_readdir, .fsync = noop_fsync, }; EXPORT_SYMBOL_GPL(spufs_context_fops); diff --git a/arch/powerpc/platforms/pseries/eeh_cache.c b/arch/powerpc/platforms/pseries/eeh_cache.c index 5a4c879..5ce3ba7 100644 --- a/arch/powerpc/platforms/pseries/eeh_cache.c +++ b/arch/powerpc/platforms/pseries/eeh_cache.c @@ -294,8 +294,6 @@ void __init eeh_addr_cache_build(void) spin_lock_init(&pci_io_addr_cache_root.piar_lock); for_each_pci_dev(dev) { - eeh_addr_cache_insert_dev(dev); - dn = pci_device_to_OF_node(dev); if (!dn) continue; @@ -308,6 +306,8 @@ void __init eeh_addr_cache_build(void) dev->dev.archdata.edev = edev; edev->pdev = dev; + eeh_addr_cache_insert_dev(dev); + eeh_sysfs_add_device(dev); } diff --git a/arch/powerpc/platforms/pseries/eeh_pe.c b/arch/powerpc/platforms/pseries/eeh_pe.c index fe43d1a..9d4a9e8 100644 --- a/arch/powerpc/platforms/pseries/eeh_pe.c +++ b/arch/powerpc/platforms/pseries/eeh_pe.c @@ -639,7 +639,8 @@ struct pci_bus *eeh_pe_bus_get(struct eeh_pe *pe) if (pe->type & EEH_PE_PHB) { bus = pe->phb->bus; - } else if (pe->type & EEH_PE_BUS) { + } else if (pe->type & EEH_PE_BUS || + pe->type & EEH_PE_DEVICE) { edev = list_first_entry(&pe->edevs, struct eeh_dev, list); pdev = eeh_dev_to_pci_dev(edev); if (pdev) diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index 028ac1f..46ac1dd 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -97,22 +97,14 @@ static int fsl_indirect_read_config(struct pci_bus *bus, unsigned int devfn, return indirect_read_config(bus, devfn, offset, len, val); } -static struct pci_ops fsl_indirect_pci_ops = +#if defined(CONFIG_FSL_SOC_BOOKE) || defined(CONFIG_PPC_86xx) + +static struct pci_ops fsl_indirect_pcie_ops = { .read = fsl_indirect_read_config, .write = indirect_write_config, }; -static void __init fsl_setup_indirect_pci(struct pci_controller* hose, - resource_size_t cfg_addr, - resource_size_t cfg_data, u32 flags) -{ - setup_indirect_pci(hose, cfg_addr, cfg_data, flags); - hose->ops = &fsl_indirect_pci_ops; -} - -#if defined(CONFIG_FSL_SOC_BOOKE) || defined(CONFIG_PPC_86xx) - #define MAX_PHYS_ADDR_BITS 40 static u64 pci64_dma_offset = 1ull << MAX_PHYS_ADDR_BITS; @@ -504,13 +496,15 @@ int __init fsl_add_bridge(struct platform_device *pdev, int is_primary) if (!hose->private_data) goto no_bridge; - fsl_setup_indirect_pci(hose, rsrc.start, rsrc.start + 0x4, - PPC_INDIRECT_TYPE_BIG_ENDIAN); + setup_indirect_pci(hose, rsrc.start, rsrc.start + 0x4, + PPC_INDIRECT_TYPE_BIG_ENDIAN); if (in_be32(&pci->block_rev1) < PCIE_IP_REV_3_0) hose->indirect_type |= PPC_INDIRECT_TYPE_FSL_CFG_REG_LINK; if (early_find_capability(hose, 0, 0, PCI_CAP_ID_EXP)) { + /* use fsl_indirect_read_config for PCIe */ + hose->ops = &fsl_indirect_pcie_ops; /* For PCIE read HEADER_TYPE to identify controler mode */ early_read_config_byte(hose, 0, 0, PCI_HEADER_TYPE, &hdr_type); if ((hdr_type & 0x7f) != PCI_HEADER_TYPE_BRIDGE) @@ -814,8 +808,8 @@ int __init mpc83xx_add_bridge(struct device_node *dev) if (ret) goto err0; } else { - fsl_setup_indirect_pci(hose, rsrc_cfg.start, - rsrc_cfg.start + 4, 0); + setup_indirect_pci(hose, rsrc_cfg.start, + rsrc_cfg.start + 4, 0); } printk(KERN_INFO "Found FSL PCI host bridge at 0x%016llx. " diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h index 886ac7d..2f8c1ab 100644 --- a/arch/s390/include/asm/dma-mapping.h +++ b/arch/s390/include/asm/dma-mapping.h @@ -50,9 +50,10 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) { struct dma_map_ops *dma_ops = get_dma_ops(dev); + debug_dma_mapping_error(dev, dma_addr); if (dma_ops->mapping_error) return dma_ops->mapping_error(dev, dma_addr); - return (dma_addr == 0UL); + return (dma_addr == DMA_ERROR_CODE); } static inline void *dma_alloc_coherent(struct device *dev, size_t size, diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h index e8b6e5b..9aefa3c 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -58,9 +58,6 @@ extern unsigned long zero_page_mask; #define __HAVE_COLOR_ZERO_PAGE /* TODO: s390 cannot support io_remap_pfn_range... */ -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #endif /* !__ASSEMBLY__ */ /* diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index d8a6a38..feb719d 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -754,9 +754,9 @@ static struct bin_attribute sys_reipl_fcp_scp_data_attr = { .write = reipl_fcp_scpdata_write, }; -DEFINE_IPL_ATTR_RW(reipl_fcp, wwpn, "0x%016llx\n", "%016llx\n", +DEFINE_IPL_ATTR_RW(reipl_fcp, wwpn, "0x%016llx\n", "%llx\n", reipl_block_fcp->ipl_info.fcp.wwpn); -DEFINE_IPL_ATTR_RW(reipl_fcp, lun, "0x%016llx\n", "%016llx\n", +DEFINE_IPL_ATTR_RW(reipl_fcp, lun, "0x%016llx\n", "%llx\n", reipl_block_fcp->ipl_info.fcp.lun); DEFINE_IPL_ATTR_RW(reipl_fcp, bootprog, "%lld\n", "%lld\n", reipl_block_fcp->ipl_info.fcp.bootprog); @@ -1323,9 +1323,9 @@ static struct shutdown_action __refdata reipl_action = { /* FCP dump device attributes */ -DEFINE_IPL_ATTR_RW(dump_fcp, wwpn, "0x%016llx\n", "%016llx\n", +DEFINE_IPL_ATTR_RW(dump_fcp, wwpn, "0x%016llx\n", "%llx\n", dump_block_fcp->ipl_info.fcp.wwpn); -DEFINE_IPL_ATTR_RW(dump_fcp, lun, "0x%016llx\n", "%016llx\n", +DEFINE_IPL_ATTR_RW(dump_fcp, lun, "0x%016llx\n", "%llx\n", dump_block_fcp->ipl_info.fcp.lun); DEFINE_IPL_ATTR_RW(dump_fcp, bootprog, "%lld\n", "%lld\n", dump_block_fcp->ipl_info.fcp.bootprog); diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index 408e866..dd3c199 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -312,6 +312,7 @@ void measurement_alert_subclass_unregister(void) } EXPORT_SYMBOL(measurement_alert_subclass_unregister); +#ifdef CONFIG_SMP void synchronize_irq(unsigned int irq) { /* @@ -320,6 +321,7 @@ void synchronize_irq(unsigned int irq) */ } EXPORT_SYMBOL_GPL(synchronize_irq); +#endif #ifndef CONFIG_PCI diff --git a/arch/s390/mm/mem_detect.c b/arch/s390/mm/mem_detect.c index 3cbd3b8..cca3882 100644 --- a/arch/s390/mm/mem_detect.c +++ b/arch/s390/mm/mem_detect.c @@ -123,7 +123,8 @@ void create_mem_hole(struct mem_chunk mem_chunk[], unsigned long addr, continue; } else if ((addr <= chunk->addr) && (addr + size >= chunk->addr + chunk->size)) { - memset(chunk, 0 , sizeof(*chunk)); + memmove(chunk, chunk + 1, (MEMORY_CHUNKS-i-1) * sizeof(*chunk)); + memset(&mem_chunk[MEMORY_CHUNKS-1], 0, sizeof(*chunk)); } else if (addr + size < chunk->addr + chunk->size) { chunk->size = chunk->addr + chunk->size - addr - size; chunk->addr = addr + size; diff --git a/arch/score/include/asm/pgtable.h b/arch/score/include/asm/pgtable.h index 2fd4698..db96ad9 100644 --- a/arch/score/include/asm/pgtable.h +++ b/arch/score/include/asm/pgtable.h @@ -113,9 +113,6 @@ static inline pte_t pte_mkspecial(pte_t pte) { return pte; } #define pte_clear(mm, addr, xp) \ do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - /* * The "pgd_xxx()" functions here are trivial for a folded two-level * setup: the pgd is never bad, and a pmd always exists (as it's folded diff --git a/arch/sh/include/asm/pgtable.h b/arch/sh/include/asm/pgtable.h index 9210e93..cf434c6 100644 --- a/arch/sh/include/asm/pgtable.h +++ b/arch/sh/include/asm/pgtable.h @@ -124,9 +124,6 @@ typedef pte_t *pte_addr_t; #define kern_addr_valid(addr) (1) -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #define pte_pfn(x) ((unsigned long)(((x).pte_low >> PAGE_SHIFT))) /* diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h index 6fc1348..502f632 100644 --- a/arch/sparc/include/asm/pgtable_32.h +++ b/arch/sparc/include/asm/pgtable_32.h @@ -443,6 +443,7 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma, return remap_pfn_range(vma, from, phys_base >> PAGE_SHIFT, size, prot); } +#define io_remap_pfn_range io_remap_pfn_range #define __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS #define ptep_set_access_flags(__vma, __address, __ptep, __entry, __dirty) \ diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h index 7619f2f..79c214e 100644 --- a/arch/sparc/include/asm/pgtable_64.h +++ b/arch/sparc/include/asm/pgtable_64.h @@ -914,6 +914,7 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma, return remap_pfn_range(vma, from, phys_base >> PAGE_SHIFT, size, prot); } +#define io_remap_pfn_range io_remap_pfn_range #include <asm/tlbflush.h> #include <asm-generic/pgtable.h> diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c index baf4366..2031c65 100644 --- a/arch/sparc/kernel/pci.c +++ b/arch/sparc/kernel/pci.c @@ -773,15 +773,6 @@ static int __pci_mmap_make_offset(struct pci_dev *pdev, return 0; } -/* Set vm_flags of VMA, as appropriate for this architecture, for a pci device - * mapping. - */ -static void __pci_mmap_set_flags(struct pci_dev *dev, struct vm_area_struct *vma, - enum pci_mmap_state mmap_state) -{ - vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP; -} - /* Set vm_page_prot of VMA, as appropriate for this architecture, for a pci * device mapping. */ @@ -809,7 +800,6 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, if (ret < 0) return ret; - __pci_mmap_set_flags(dev, vma, mmap_state); __pci_mmap_set_pgprot(dev, vma, mmap_state); vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); diff --git a/arch/tile/include/asm/pgtable.h b/arch/tile/include/asm/pgtable.h index 73b1a4c..33587f1 100644 --- a/arch/tile/include/asm/pgtable.h +++ b/arch/tile/include/asm/pgtable.h @@ -362,9 +362,6 @@ do { \ #define kern_addr_valid(addr) (1) #endif /* CONFIG_FLATMEM */ -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - extern void vmalloc_sync_all(void); #endif /* !__ASSEMBLY__ */ diff --git a/arch/um/include/asm/pgtable.h b/arch/um/include/asm/pgtable.h index ae02909..bf974f7 100644 --- a/arch/um/include/asm/pgtable.h +++ b/arch/um/include/asm/pgtable.h @@ -69,8 +69,6 @@ extern unsigned long end_iomem; #define PAGE_KERNEL __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED) #define PAGE_KERNEL_EXEC __pgprot(__PAGE_KERNEL_EXEC) -#define io_remap_pfn_range remap_pfn_range - /* * The i386 can't do page protection for execute, and considers that the same * are read. diff --git a/arch/unicore32/include/asm/pgtable.h b/arch/unicore32/include/asm/pgtable.h index 68b2f29..233c258 100644 --- a/arch/unicore32/include/asm/pgtable.h +++ b/arch/unicore32/include/asm/pgtable.h @@ -303,13 +303,6 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; #include <asm-generic/pgtable.h> -/* - * remap a physical page `pfn' of size `size' with page protection `prot' - * into virtual address `from' - */ -#define io_remap_pfn_range(vma, from, pfn, size, prot) \ - remap_pfn_range(vma, from, pfn, size, prot) - #define pgtable_cache_init() do { } while (0) #endif /* !__ASSEMBLY__ */ diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index 1e67223..5b0818b 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -506,9 +506,6 @@ static inline unsigned long pages_to_mb(unsigned long npg) return npg >> (20 - PAGE_SHIFT); } -#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \ - remap_pfn_range(vma, vaddr, pfn, size, prot) - #if PAGETABLE_LEVELS > 2 static inline int pud_none(pud_t pud) { diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c index 9895a9a..211bce4 100644 --- a/arch/x86/kernel/kprobes/core.c +++ b/arch/x86/kernel/kprobes/core.c @@ -365,10 +365,14 @@ int __kprobes __copy_instruction(u8 *dest, u8 *src) return insn.length; } -static void __kprobes arch_copy_kprobe(struct kprobe *p) +static int __kprobes arch_copy_kprobe(struct kprobe *p) { + int ret; + /* Copy an instruction with recovering if other optprobe modifies it.*/ - __copy_instruction(p->ainsn.insn, p->addr); + ret = __copy_instruction(p->ainsn.insn, p->addr); + if (!ret) + return -EINVAL; /* * __copy_instruction can modify the displacement of the instruction, @@ -384,6 +388,8 @@ static void __kprobes arch_copy_kprobe(struct kprobe *p) /* Also, displacement change doesn't affect the first byte */ p->opcode = p->ainsn.insn[0]; + + return 0; } int __kprobes arch_prepare_kprobe(struct kprobe *p) @@ -397,8 +403,8 @@ int __kprobes arch_prepare_kprobe(struct kprobe *p) p->ainsn.insn = get_insn_slot(); if (!p->ainsn.insn) return -ENOMEM; - arch_copy_kprobe(p); - return 0; + + return arch_copy_kprobe(p); } void __kprobes arch_arm_kprobe(struct kprobe *p) diff --git a/arch/xtensa/include/asm/pgtable.h b/arch/xtensa/include/asm/pgtable.h index d7546c9..8f017eb 100644 --- a/arch/xtensa/include/asm/pgtable.h +++ b/arch/xtensa/include/asm/pgtable.h @@ -393,14 +393,6 @@ ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) extern void update_mmu_cache(struct vm_area_struct * vma, unsigned long address, pte_t *ptep); -/* - * remap a physical page `pfn' of size `size' with page protection `prot' - * into virtual address `from' - */ - -#define io_remap_pfn_range(vma,from,pfn,size,prot) \ - remap_pfn_range(vma, from, pfn, size, prot) - typedef pte_t *pte_addr_t; #endif /* !defined (__ASSEMBLY__) */ |