diff options
220 files changed, 2742 insertions, 1919 deletions
diff --git a/Documentation/dvb/get_dvb_firmware b/Documentation/dvb/get_dvb_firmware index b4d306ae923..f2e908d7f90 100644 --- a/Documentation/dvb/get_dvb_firmware +++ b/Documentation/dvb/get_dvb_firmware @@ -111,21 +111,21 @@ sub tda10045 { } sub tda10046 { - my $sourcefile = "tt_budget_217g.zip"; - my $url = "http://www.technotrend.de/new/217g/$sourcefile"; - my $hash = "6a7e1e2f2644b162ff0502367553c72d"; - my $outfile = "dvb-fe-tda10046.fw"; - my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1); + my $sourcefile = "TT_PCI_2.19h_28_11_2006.zip"; + my $url = "http://technotrend-online.com/download/software/219/$sourcefile"; + my $hash = "6a7e1e2f2644b162ff0502367553c72d"; + my $outfile = "dvb-fe-tda10046.fw"; + my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1); - checkstandard(); + checkstandard(); - wgetfile($sourcefile, $url); - unzip($sourcefile, $tmpdir); - extract("$tmpdir/software/OEM/PCI/App/ttlcdacc.dll", 0x3f731, 24478, "$tmpdir/fwtmp"); - verify("$tmpdir/fwtmp", $hash); - copy("$tmpdir/fwtmp", $outfile); + wgetfile($sourcefile, $url); + unzip($sourcefile, $tmpdir); + extract("$tmpdir/TT_PCI_2.19h_28_11_2006/software/OEM/PCI/App/ttlcdacc.dll", 0x65389, 24478, "$tmpdir/fwtmp"); + verify("$tmpdir/fwtmp", $hash); + copy("$tmpdir/fwtmp", $outfile); - $outfile; + $outfile; } sub tda10046lifeview { diff --git a/MAINTAINERS b/MAINTAINERS index e4dde7f1f8d..371fe67a4ee 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1009,7 +1009,7 @@ P: Steve French M: sfrench@samba.org L: linux-cifs-client@lists.samba.org L: samba-technical@lists.samba.org -W: http://us1.samba.org/samba/Linux_CIFS_client.html +W: http://linux-cifs.samba.org/ T: git kernel.org:/pub/scm/linux/kernel/git/sfrench/cifs-2.6.git S: Supported diff --git a/arch/arm/mach-ks8695/board-micrel.c b/arch/arm/mach-ks8695/board-micrel.c index 8fc0edb5211..2feeef81d84 100644 --- a/arch/arm/mach-ks8695/board-micrel.c +++ b/arch/arm/mach-ks8695/board-micrel.c @@ -23,24 +23,24 @@ #include "generic.h" #ifdef CONFIG_PCI -static int __init micrel_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +static int micrel_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) { return KS8695_IRQ_EXTERN0; } -static struct ks8695_pci_cfg micrel_pci = { +static struct ks8695_pci_cfg __initdata micrel_pci = { .mode = KS8695_MODE_MINIPCI, .map_irq = micrel_pci_map_irq, }; #endif -static void micrel_init(void) +static void __init micrel_init(void) { printk(KERN_INFO "Micrel KS8695 Development Board initializing\n"); #ifdef CONFIG_PCI - ks8695_init_pci(&micrel_pci); +// ks8695_init_pci(&micrel_pci); #endif /* Add devices */ diff --git a/arch/arm/mach-s3c2442/Kconfig b/arch/arm/mach-s3c2442/Kconfig index 88d5fd34fe3..26d131a7707 100644 --- a/arch/arm/mach-s3c2442/Kconfig +++ b/arch/arm/mach-s3c2442/Kconfig @@ -6,7 +6,7 @@ config CPU_S3C2442 bool - depends on ARCH_S3C2420 + depends on ARCH_S3C2410 select S3C2410_CLOCK select S3C2410_GPIO select S3C2410_PM if PM diff --git a/arch/avr32/boards/atngw100/setup.c b/arch/avr32/boards/atngw100/setup.c index 2edcecdea8b..ef801563bbf 100644 --- a/arch/avr32/boards/atngw100/setup.c +++ b/arch/avr32/boards/atngw100/setup.c @@ -9,6 +9,7 @@ */ #include <linux/clk.h> #include <linux/etherdevice.h> +#include <linux/i2c-gpio.h> #include <linux/init.h> #include <linux/linkage.h> #include <linux/platform_device.h> @@ -123,6 +124,19 @@ static struct platform_device ngw_gpio_leds = { } }; +static struct i2c_gpio_platform_data i2c_gpio_data = { + .sda_pin = GPIO_PIN_PA(6), + .scl_pin = GPIO_PIN_PA(7), +}; + +static struct platform_device i2c_gpio_device = { + .name = "i2c-gpio", + .id = 0, + .dev = { + .platform_data = &i2c_gpio_data, + }, +}; + static int __init atngw100_init(void) { unsigned i; @@ -147,6 +161,10 @@ static int __init atngw100_init(void) } platform_device_register(&ngw_gpio_leds); + at32_select_gpio(i2c_gpio_data.sda_pin, 0); + at32_select_gpio(i2c_gpio_data.scl_pin, 0); + platform_device_register(&i2c_gpio_device); + return 0; } postcore_initcall(atngw100_init); diff --git a/arch/avr32/boards/atstk1000/Kconfig b/arch/avr32/boards/atstk1000/Kconfig index 71bc7d364fb..718578f6406 100644 --- a/arch/avr32/boards/atstk1000/Kconfig +++ b/arch/avr32/boards/atstk1000/Kconfig @@ -50,4 +50,30 @@ config BOARD_ATSTK1002_SPI1 GPIO lines and accessed through the J1 jumper block. Say "y" here to configure that SPI controller. +config BOARD_ATSTK1002_J2_LED + bool + default BOARD_ATSTK1002_J2_LED8 || BOARD_ATSTK1002_J2_RGB + +choice + prompt "LEDs connected to J2:" + depends on LEDS_GPIO && !BOARD_ATSTK1002_SW4_CUSTOM + optional + help + Select this if you have jumpered the J2 jumper block to the + LED0..LED7 amber leds, or to the RGB leds, using a ten-pin + IDC cable. A default "heartbeat" trigger is provided, but + you can of course override this. + +config BOARD_ATSTK1002_J2_LED8 + bool "LED0..LED7" + help + Select this if J2 is jumpered to LED0..LED7 amber leds. + +config BOARD_ATSTK1002_J2_RGB + bool "RGB leds" + help + Select this if J2 is jumpered to the RGB leds. + +endchoice + endif # stk 1002 diff --git a/arch/avr32/boards/atstk1000/atstk1002.c b/arch/avr32/boards/atstk1000/atstk1002.c index cb93eabb9c6..c9981b731ef 100644 --- a/arch/avr32/boards/atstk1000/atstk1002.c +++ b/arch/avr32/boards/atstk1000/atstk1002.c @@ -11,6 +11,7 @@ #include <linux/etherdevice.h> #include <linux/init.h> #include <linux/kernel.h> +#include <linux/leds.h> #include <linux/platform_device.h> #include <linux/string.h> #include <linux/types.h> @@ -120,6 +121,65 @@ static void __init set_hw_addr(struct platform_device *pdev) clk_put(pclk); } +#ifdef CONFIG_BOARD_ATSTK1002_J2_LED + +static struct gpio_led stk_j2_led[] = { +#ifdef CONFIG_BOARD_ATSTK1002_J2_LED8 +#define LEDSTRING "J2 jumpered to LED8" + { .name = "led0:amber", .gpio = GPIO_PIN_PB( 8), }, + { .name = "led1:amber", .gpio = GPIO_PIN_PB( 9), }, + { .name = "led2:amber", .gpio = GPIO_PIN_PB(10), }, + { .name = "led3:amber", .gpio = GPIO_PIN_PB(13), }, + { .name = "led4:amber", .gpio = GPIO_PIN_PB(14), }, + { .name = "led5:amber", .gpio = GPIO_PIN_PB(15), }, + { .name = "led6:amber", .gpio = GPIO_PIN_PB(16), }, + { .name = "led7:amber", .gpio = GPIO_PIN_PB(30), + .default_trigger = "heartbeat", }, +#else /* RGB */ +#define LEDSTRING "J2 jumpered to RGB LEDs" + { .name = "r1:red", .gpio = GPIO_PIN_PB( 8), }, + { .name = "g1:green", .gpio = GPIO_PIN_PB(10), }, + { .name = "b1:blue", .gpio = GPIO_PIN_PB(14), }, + + { .name = "r2:red", .gpio = GPIO_PIN_PB( 9), + .default_trigger = "heartbeat", }, + { .name = "g2:green", .gpio = GPIO_PIN_PB(13), }, + { .name = "b2:blue", .gpio = GPIO_PIN_PB(15), + .default_trigger = "heartbeat", }, + /* PB16, PB30 unused */ +#endif +}; + +static struct gpio_led_platform_data stk_j2_led_data = { + .num_leds = ARRAY_SIZE(stk_j2_led), + .leds = stk_j2_led, +}; + +static struct platform_device stk_j2_led_dev = { + .name = "leds-gpio", + .id = 2, /* gpio block J2 */ + .dev = { + .platform_data = &stk_j2_led_data, + }, +}; + +static void setup_j2_leds(void) +{ + unsigned i; + + for (i = 0; i < ARRAY_SIZE(stk_j2_led); i++) + at32_select_gpio(stk_j2_led[i].gpio, AT32_GPIOF_OUTPUT); + + printk("STK1002: " LEDSTRING "\n"); + platform_device_register(&stk_j2_led_dev); +} + +#else +static void setup_j2_leds(void) +{ +} +#endif + void __init setup_board(void) { #ifdef CONFIG_BOARD_ATSTK1002_SW2_CUSTOM @@ -185,6 +245,8 @@ static int __init atstk1002_init(void) at32_add_device_ssc(0, ATMEL_SSC_TX); #endif + setup_j2_leds(); + return 0; } postcore_initcall(atstk1002_init); diff --git a/arch/cris/arch-v10/drivers/Kconfig b/arch/cris/arch-v10/drivers/Kconfig index e7e724bc0ba..03e2e68f947 100644 --- a/arch/cris/arch-v10/drivers/Kconfig +++ b/arch/cris/arch-v10/drivers/Kconfig @@ -548,6 +548,7 @@ config ETRAX_IDE select BLK_DEV_IDEDISK select BLK_DEV_IDECD select BLK_DEV_IDEDMA + select IDE_GENERIC help Enable this to get support for ATA/IDE. You can't use parallel ports or SCSI ports diff --git a/arch/cris/arch-v32/drivers/Kconfig b/arch/cris/arch-v32/drivers/Kconfig index 1d859c16931..cc6ba542375 100644 --- a/arch/cris/arch-v32/drivers/Kconfig +++ b/arch/cris/arch-v32/drivers/Kconfig @@ -592,6 +592,7 @@ config ETRAX_IDE select BLK_DEV_IDEDISK select BLK_DEV_IDECD select BLK_DEV_IDEDMA + select IDE_GENERIC help Enables the ETRAX IDE driver. diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig index f9524933258..97b64d7d6bf 100644 --- a/arch/i386/Kconfig +++ b/arch/i386/Kconfig @@ -614,10 +614,14 @@ config X86_PAE # Common NUMA Features config NUMA - bool "Numa Memory Allocation and Scheduler Support" - depends on SMP && HIGHMEM64G && (X86_NUMAQ || (X86_SUMMIT || X86_GENERICARCH) && ACPI) + bool "Numa Memory Allocation and Scheduler Support (EXPERIMENTAL)" + depends on SMP && HIGHMEM64G && (X86_NUMAQ || (X86_SUMMIT || X86_GENERICARCH) && ACPI) && EXPERIMENTAL default n if X86_PC default y if (X86_NUMAQ || X86_SUMMIT) + help + NUMA support for i386. This is currently high experimental + and should be only used for kernel development. It might also + cause boot failures. comment "NUMA (Summit) requires SMP, 64GB highmem support, ACPI" depends on X86_SUMMIT && (!HIGHMEM64G || !ACPI) @@ -1228,6 +1232,11 @@ menuconfig INSTRUMENTATION bool "Instrumentation Support" depends on EXPERIMENTAL default y + ---help--- + Say Y here to get to see options related to performance measurement, + debugging, and testing. This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. if INSTRUMENTATION diff --git a/arch/i386/Makefile b/arch/i386/Makefile index 01f0ff0daaf..52b932478c6 100644 --- a/arch/i386/Makefile +++ b/arch/i386/Makefile @@ -51,8 +51,8 @@ cflags-y += -maccumulate-outgoing-args CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then echo $(call cc-option,-fno-unit-at-a-time); fi ;) # do binutils support CFI? -cflags-y += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,) -AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,) +cflags-y += $(call as-instr,.cfi_startproc\n.cfi_rel_offset esp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,) +AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_rel_offset esp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,) # is .cfi_signal_frame supported too? cflags-y += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,) diff --git a/arch/i386/boot/edd.c b/arch/i386/boot/edd.c index 658834d9f92..82b5c846a19 100644 --- a/arch/i386/boot/edd.c +++ b/arch/i386/boot/edd.c @@ -19,40 +19,12 @@ #if defined(CONFIG_EDD) || defined(CONFIG_EDD_MODULE) -struct edd_dapa { - u8 pkt_size; - u8 rsvd; - u16 sector_cnt; - u16 buf_off, buf_seg; - u64 lba; - u64 buf_lin_addr; -}; - /* * Read the MBR (first sector) from a specific device. */ static int read_mbr(u8 devno, void *buf) { - struct edd_dapa dapa; - u16 ax, bx, cx, dx, si; - - memset(&dapa, 0, sizeof dapa); - dapa.pkt_size = sizeof(dapa); - dapa.sector_cnt = 1; - dapa.buf_off = (size_t)buf; - dapa.buf_seg = ds(); - /* dapa.lba = 0; */ - - ax = 0x4200; /* Extended Read */ - si = (size_t)&dapa; - dx = devno; - asm("pushfl; stc; int $0x13; setc %%al; popfl" - : "+a" (ax), "+S" (si), "+d" (dx) - : "m" (dapa) - : "ebx", "ecx", "edi", "memory"); - - if (!(u8)ax) - return 0; /* OK */ + u16 ax, bx, cx, dx; ax = 0x0201; /* Legacy Read, one sector */ cx = 0x0001; /* Sector 0-0-1 */ @@ -65,11 +37,10 @@ static int read_mbr(u8 devno, void *buf) return -(u8)ax; /* 0 or -1 */ } -static u32 read_mbr_sig(u8 devno, struct edd_info *ei) +static u32 read_mbr_sig(u8 devno, struct edd_info *ei, u32 *mbrsig) { int sector_size; char *mbrbuf_ptr, *mbrbuf_end; - u32 mbrsig; u32 buf_base, mbr_base; extern char _end[]; @@ -85,15 +56,15 @@ static u32 read_mbr_sig(u8 devno, struct edd_info *ei) /* Make sure we actually have space on the heap... */ if (!(boot_params.hdr.loadflags & CAN_USE_HEAP)) - return 0; + return -1; if (mbrbuf_end > (char *)(size_t)boot_params.hdr.heap_end_ptr) - return 0; + return -1; if (read_mbr(devno, mbrbuf_ptr)) - return 0; + return -1; - mbrsig = *(u32 *)&mbrbuf_ptr[EDD_MBR_SIG_OFFSET]; - return mbrsig; + *mbrsig = *(u32 *)&mbrbuf_ptr[EDD_MBR_SIG_OFFSET]; + return 0; } static int get_edd_info(u8 devno, struct edd_info *ei) @@ -160,6 +131,7 @@ void query_edd(void) int do_edd = 1; int devno; struct edd_info ei, *edp; + u32 *mbrptr; if (cmdline_find_option("edd", eddarg, sizeof eddarg) > 0) { if (!strcmp(eddarg, "skipmbr") || !strcmp(eddarg, "skip")) @@ -168,7 +140,8 @@ void query_edd(void) do_edd = 0; } - edp = (struct edd_info *)boot_params.eddbuf; + edp = boot_params.eddbuf; + mbrptr = boot_params.edd_mbr_sig_buffer; if (!do_edd) return; @@ -186,11 +159,8 @@ void query_edd(void) boot_params.eddbuf_entries++; } - if (do_mbr) { - u32 mbr_sig; - mbr_sig = read_mbr_sig(devno, &ei); - boot_params.edd_mbr_sig_buffer[devno-0x80] = mbr_sig; - } + if (do_mbr && !read_mbr_sig(devno, &ei, mbrptr++)) + boot_params.edd_mbr_sig_buf_entries = devno-0x80+1; } } diff --git a/arch/i386/boot/video.c b/arch/i386/boot/video.c index 958130ef004..693f20d3102 100644 --- a/arch/i386/boot/video.c +++ b/arch/i386/boot/video.c @@ -61,7 +61,7 @@ static void store_video_mode(void) /* Not all BIOSes are clean with respect to the top bit */ boot_params.screen_info.orig_video_mode = ax & 0x7f; - boot_params.screen_info.orig_video_page = page; + boot_params.screen_info.orig_video_page = page >> 8; } /* diff --git a/arch/i386/kernel/alternative.c b/arch/i386/kernel/alternative.c index 1b66d5c70ea..9f4ac8b02de 100644 --- a/arch/i386/kernel/alternative.c +++ b/arch/i386/kernel/alternative.c @@ -366,6 +366,8 @@ void apply_paravirt(struct paravirt_patch_site *start, unsigned int used; BUG_ON(p->len > MAX_PATCH_LEN); + /* prep the buffer with the original instructions */ + memcpy(insnbuf, p->instr, p->len); used = paravirt_ops.patch(p->instrtype, p->clobbers, insnbuf, (unsigned long)p->instr, p->len); diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c index f9fff29e01a..3d67ae18d76 100644 --- a/arch/i386/kernel/apic.c +++ b/arch/i386/kernel/apic.c @@ -1085,7 +1085,7 @@ static int __init detect_init_APIC (void) if (l & MSR_IA32_APICBASE_ENABLE) mp_lapic_addr = l & MSR_IA32_APICBASE_BASE; - if (nmi_watchdog != NMI_NONE) + if (nmi_watchdog != NMI_NONE && nmi_watchdog != NMI_DISABLED) nmi_watchdog = NMI_LOCAL_APIC; printk(KERN_INFO "Found and enabled local APIC!\n"); diff --git a/arch/i386/kernel/nmi.c b/arch/i386/kernel/nmi.c index 99beac7f96c..8c1c965eb2a 100644 --- a/arch/i386/kernel/nmi.c +++ b/arch/i386/kernel/nmi.c @@ -77,7 +77,7 @@ static int __init check_nmi_watchdog(void) unsigned int *prev_nmi_count; int cpu; - if ((nmi_watchdog == NMI_NONE) || (nmi_watchdog == NMI_DEFAULT)) + if ((nmi_watchdog == NMI_NONE) || (nmi_watchdog == NMI_DISABLED)) return 0; if (!atomic_read(&nmi_active)) @@ -424,7 +424,7 @@ int proc_nmi_enabled(struct ctl_table *table, int write, struct file *file, if (!!old_state == !!nmi_watchdog_enabled) return 0; - if (atomic_read(&nmi_active) < 0) { + if (atomic_read(&nmi_active) < 0 || nmi_watchdog == NMI_DISABLED) { printk( KERN_WARNING "NMI watchdog is permanently disabled\n"); return -EIO; } diff --git a/arch/i386/mm/fault.c b/arch/i386/mm/fault.c index 01ffdd4964f..fcb38e7f354 100644 --- a/arch/i386/mm/fault.c +++ b/arch/i386/mm/fault.c @@ -249,9 +249,10 @@ static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address) pmd_k = pmd_offset(pud_k, address); if (!pmd_present(*pmd_k)) return NULL; - if (!pmd_present(*pmd)) + if (!pmd_present(*pmd)) { set_pmd(pmd, *pmd_k); - else + arch_flush_lazy_mmu_mode(); + } else BUG_ON(pmd_page(*pmd) != pmd_page(*pmd_k)); return pmd_k; } diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 21aa4fc5f8e..8c39913d172 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -327,17 +327,7 @@ config FORCE_CPEI_RETARGET This option it useful to enable this feature on older BIOS's as well. You can also enable this by using boot command line option force_cpei=1. -config PREEMPT - bool "Preemptible Kernel" - help - This option reduces the latency of the kernel when reacting to - real-time or interactive events by allowing a low priority process to - be preempted even if it is in kernel mode executing a system call. - This allows applications to run more reliably even when the system is - under load. - - Say Y here if you are building a kernel for a desktop, embedded - or real-time system. Say N if you are unsure. +source "kernel/Kconfig.preempt" source "mm/Kconfig" diff --git a/arch/ia64/configs/bigsur_defconfig b/arch/ia64/configs/bigsur_defconfig index 9eb48c0927b..6dd8655664f 100644 --- a/arch/ia64/configs/bigsur_defconfig +++ b/arch/ia64/configs/bigsur_defconfig @@ -42,7 +42,7 @@ CONFIG_CC_ALIGN_FUNCTIONS=0 CONFIG_CC_ALIGN_LABELS=0 CONFIG_CC_ALIGN_LOOPS=0 CONFIG_CC_ALIGN_JUMPS=0 -CONFIG_SLAB=y +CONFIG_SLUB=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 # CONFIG_SLOB is not set diff --git a/arch/ia64/configs/gensparse_defconfig b/arch/ia64/configs/gensparse_defconfig index 3a9ed951db0..e86fbd39c79 100644 --- a/arch/ia64/configs/gensparse_defconfig +++ b/arch/ia64/configs/gensparse_defconfig @@ -43,7 +43,7 @@ CONFIG_CC_ALIGN_FUNCTIONS=0 CONFIG_CC_ALIGN_LABELS=0 CONFIG_CC_ALIGN_LOOPS=0 CONFIG_CC_ALIGN_JUMPS=0 -CONFIG_SLAB=y +CONFIG_SLUB=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 # CONFIG_SLOB is not set diff --git a/arch/ia64/configs/sim_defconfig b/arch/ia64/configs/sim_defconfig index c420d9f3df9..546a772f438 100644 --- a/arch/ia64/configs/sim_defconfig +++ b/arch/ia64/configs/sim_defconfig @@ -43,7 +43,7 @@ CONFIG_CC_ALIGN_FUNCTIONS=0 CONFIG_CC_ALIGN_LABELS=0 CONFIG_CC_ALIGN_LOOPS=0 CONFIG_CC_ALIGN_JUMPS=0 -CONFIG_SLAB=y +CONFIG_SLUB=y # CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 # CONFIG_SLOB is not set diff --git a/arch/ia64/configs/sn2_defconfig b/arch/ia64/configs/sn2_defconfig index 4c9ffc47bc7..9aecfceeb38 100644 --- a/arch/ia64/configs/sn2_defconfig +++ b/arch/ia64/configs/sn2_defconfig @@ -46,7 +46,7 @@ CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y CONFIG_SHMEM=y -CONFIG_SLAB=y +CONFIG_SLUB=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_RT_MUTEXES=y # CONFIG_TINY_SHMEM is not set diff --git a/arch/ia64/configs/tiger_defconfig b/arch/ia64/configs/tiger_defconfig index 3dbb3987df2..797acf9066c 100644 --- a/arch/ia64/configs/tiger_defconfig +++ b/arch/ia64/configs/tiger_defconfig @@ -53,7 +53,7 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_VM_EVENT_COUNTERS=y -CONFIG_SLAB=y +CONFIG_SLUB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set CONFIG_RT_MUTEXES=y diff --git a/arch/ia64/configs/zx1_defconfig b/arch/ia64/configs/zx1_defconfig index 4a060fc3993..0a06b1333c9 100644 --- a/arch/ia64/configs/zx1_defconfig +++ b/arch/ia64/configs/zx1_defconfig @@ -48,7 +48,7 @@ CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y CONFIG_SHMEM=y -CONFIG_SLAB=y +CONFIG_SLUB=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_RT_MUTEXES=y # CONFIG_TINY_SHMEM is not set diff --git a/arch/ia64/defconfig b/arch/ia64/defconfig index 03172dc8c40..0210545e7f6 100644 --- a/arch/ia64/defconfig +++ b/arch/ia64/defconfig @@ -53,8 +53,7 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_VM_EVENT_COUNTERS=y -CONFIG_SLAB=y -# CONFIG_SLUB is not set +CONFIG_SLUB=y # CONFIG_SLOB is not set CONFIG_RT_MUTEXES=y # CONFIG_TINY_SHMEM is not set diff --git a/arch/ia64/hp/sim/boot/boot_head.S b/arch/ia64/hp/sim/boot/boot_head.S index a9bd71ac78e..8808565491f 100644 --- a/arch/ia64/hp/sim/boot/boot_head.S +++ b/arch/ia64/hp/sim/boot/boot_head.S @@ -26,6 +26,7 @@ GLOBAL_ENTRY(_start) movl sp = stack_mem+16384-16 bsw.1 br.call.sptk.many rp=start_bootloader +0: nop 0 /* dummy nop to make unwinding work */ END(_start) /* diff --git a/arch/ia64/kernel/cpufreq/acpi-cpufreq.c b/arch/ia64/kernel/cpufreq/acpi-cpufreq.c index 15c08d52f09..8c6ec707084 100644 --- a/arch/ia64/kernel/cpufreq/acpi-cpufreq.c +++ b/arch/ia64/kernel/cpufreq/acpi-cpufreq.c @@ -113,10 +113,8 @@ processor_get_freq ( saved_mask = current->cpus_allowed; set_cpus_allowed(current, cpumask_of_cpu(cpu)); - if (smp_processor_id() != cpu) { - ret = -EAGAIN; + if (smp_processor_id() != cpu) goto migrate_end; - } /* processor_get_pstate gets the instantaneous frequency */ ret = processor_get_pstate(&value); @@ -125,7 +123,7 @@ processor_get_freq ( set_cpus_allowed(current, saved_mask); printk(KERN_WARNING "get performance failed with error %d\n", ret); - ret = -EAGAIN; + ret = 0; goto migrate_end; } clock_freq = extract_clock(data, value, cpu); diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index cc3ee4ef37a..44be1c952b7 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -33,6 +33,11 @@ void ack_bad_irq(unsigned int irq) } #ifdef CONFIG_IA64_GENERIC +ia64_vector __ia64_irq_to_vector(int irq) +{ + return irq_cfg[irq].vector; +} + unsigned int __ia64_local_vector_to_irq (ia64_vector vec) { return __get_cpu_var(vector_irq)[vec]; diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index ff28620cb99..63b73f3d4c9 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -2018,22 +2018,26 @@ ia64_mca_late_init(void) if (cpe_vector >= 0) { /* If platform supports CPEI, enable the irq. */ - cpe_poll_enabled = 0; - for (irq = 0; irq < NR_IRQS; ++irq) - if (irq_to_vector(irq) == cpe_vector) { - desc = irq_desc + irq; - desc->status |= IRQ_PER_CPU; - setup_irq(irq, &mca_cpe_irqaction); - ia64_cpe_irq = irq; - } - ia64_mca_register_cpev(cpe_vector); - IA64_MCA_DEBUG("%s: CPEI/P setup and enabled.\n", __FUNCTION__); - } else { - /* If platform doesn't support CPEI, get the timer going. */ - if (cpe_poll_enabled) { - ia64_mca_cpe_poll(0UL); - IA64_MCA_DEBUG("%s: CPEP setup and enabled.\n", __FUNCTION__); + irq = local_vector_to_irq(cpe_vector); + if (irq > 0) { + cpe_poll_enabled = 0; + desc = irq_desc + irq; + desc->status |= IRQ_PER_CPU; + setup_irq(irq, &mca_cpe_irqaction); + ia64_cpe_irq = irq; + ia64_mca_register_cpev(cpe_vector); + IA64_MCA_DEBUG("%s: CPEI/P setup and enabled.\n", + __FUNCTION__); + return 0; } + printk(KERN_ERR "%s: Failed to find irq for CPE " + "interrupt handler, vector %d\n", + __FUNCTION__, cpe_vector); + } + /* If platform doesn't support CPEI, get the timer going. */ + if (cpe_poll_enabled) { + ia64_mca_cpe_poll(0UL); + IA64_MCA_DEBUG("%s: CPEP setup and enabled.\n", __FUNCTION__); } } #endif diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index 4158906c45a..c613fc0e91c 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -198,9 +198,13 @@ default_idle (void) { local_irq_enable(); while (!need_resched()) { - if (can_do_pal_halt) - safe_halt(); - else + if (can_do_pal_halt) { + local_irq_disable(); + if (!need_resched()) { + safe_halt(); + } + local_irq_enable(); + } else cpu_relax(); } } diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c index 00f80324694..122444a9789 100644 --- a/arch/ia64/kernel/ptrace.c +++ b/arch/ia64/kernel/ptrace.c @@ -951,10 +951,14 @@ access_uarea (struct task_struct *child, unsigned long addr, return 0; case PT_CR_IPSR: - if (write_access) - pt->cr_ipsr = ((*data & IPSR_MASK) + if (write_access) { + unsigned long tmp = *data; + /* psr.ri==3 is a reserved value: SDM 2:25 */ + if ((tmp & IA64_PSR_RI) == IA64_PSR_RI) + tmp &= ~IA64_PSR_RI; + pt->cr_ipsr = ((tmp & IPSR_MASK) | (pt->cr_ipsr & ~IPSR_MASK)); - else + } else *data = (pt->cr_ipsr & IPSR_MASK); return 0; diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index cd9a37a552c..407efea04bf 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -389,6 +389,13 @@ early_console_setup (char *cmdline) if (!efi_setup_pcdp_console(cmdline)) earlycons++; #endif +#ifdef CONFIG_HP_SIMSERIAL_CONSOLE + { + extern struct console hpsim_cons; + register_console(&hpsim_cons); + earlycons++; + } +#endif return (earlycons) ? 0 : -1; } diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S index 83e80677de7..00232b4357b 100644 --- a/arch/ia64/kernel/vmlinux.lds.S +++ b/arch/ia64/kernel/vmlinux.lds.S @@ -20,6 +20,8 @@ PHDRS { code PT_LOAD; percpu PT_LOAD; data PT_LOAD; + note PT_NOTE; + unwind 0x70000001; /* PT_IA_64_UNWIND, but ld doesn't match the name */ } SECTIONS { @@ -62,6 +64,9 @@ SECTIONS /* Read-only data */ + NOTES :code :note /* put .notes in text and mark in PT_NOTE */ + code_continues : {} :code /* switch back to regular program... */ + /* Exception table */ . = ALIGN(16); __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) @@ -99,7 +104,8 @@ SECTIONS __start_unwind = .; *(.IA_64.unwind*) __end_unwind = .; - } + } :code :unwind + code_continues2 : {} : code RODATA @@ -276,10 +282,6 @@ SECTIONS .debug_typenames 0 : { *(.debug_typenames) } .debug_varnames 0 : { *(.debug_varnames) } /* These must appear regardless of . */ - /* Discard them for now since Intel SoftSDV cannot handle them. - .comment 0 : { *(.comment) } - .note 0 : { *(.note) } - */ /DISCARD/ : { *(.comment) } /DISCARD/ : { *(.note) } } diff --git a/arch/ia64/mm/fault.c b/arch/ia64/mm/fault.c index 73ccb6010c0..9150ffaff9e 100644 --- a/arch/ia64/mm/fault.c +++ b/arch/ia64/mm/fault.c @@ -112,11 +112,17 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re down_read(&mm->mmap_sem); vma = find_vma_prev(mm, address, &prev_vma); - if (!vma) + if (!vma && !prev_vma ) goto bad_area; - /* find_vma_prev() returns vma such that address < vma->vm_end or NULL */ - if (address < vma->vm_start) + /* + * find_vma_prev() returns vma such that address < vma->vm_end or NULL + * + * May find no vma, but could be that the last vm area is the + * register backing store that needs to expand upwards, in + * this case vma will be null, but prev_vma will ne non-null + */ + if (( !vma && prev_vma ) || (address < vma->vm_start) ) goto check_expansion; good_area: @@ -172,6 +178,8 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re check_expansion: if (!(prev_vma && (prev_vma->vm_flags & VM_GROWSUP) && (address == prev_vma->vm_end))) { + if (!vma) + goto bad_area; if (!(vma->vm_flags & VM_GROWSDOWN)) goto bad_area; if (REGION_NUMBER(address) != REGION_NUMBER(vma->vm_start) diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c index 7f6d2360a26..36004738944 100644 --- a/arch/ia64/sn/kernel/irq.c +++ b/arch/ia64/sn/kernel/irq.c @@ -256,6 +256,13 @@ struct irq_chip irq_type_sn = { .set_affinity = sn_set_affinity_irq }; +ia64_vector sn_irq_to_vector(int irq) +{ + if (irq >= IA64_NUM_VECTORS) + return 0; + return (ia64_vector)irq; +} + unsigned int sn_local_vector_to_irq(u8 vector) { return (CPU_VECTOR_TO_IRQ(smp_processor_id(), vector)); @@ -398,7 +405,10 @@ sn_call_force_intr_provider(struct sn_irq_info *sn_irq_info) struct sn_pcibus_provider *pci_provider; pci_provider = sn_pci_provider[sn_irq_info->irq_bridge_type]; - if (pci_provider && pci_provider->force_interrupt) + + /* Don't force an interrupt if the irq has been disabled */ + if (!(irq_desc[sn_irq_info->irq_irq].status & IRQ_DISABLED) && + pci_provider && pci_provider->force_interrupt) (*pci_provider->force_interrupt)(sn_irq_info); } diff --git a/arch/powerpc/boot/dts/mpc8544ds.dts b/arch/powerpc/boot/dts/mpc8544ds.dts index 4680e201088..3e79bf0a315 100644 --- a/arch/powerpc/boot/dts/mpc8544ds.dts +++ b/arch/powerpc/boot/dts/mpc8544ds.dts @@ -44,8 +44,18 @@ #size-cells = <1>; #interrupt-cells = <2>; device_type = "soc"; - ranges = <0 e0000000 00100000>; - reg = <e0000000 00100000>; // CCSRBAR 1M + + + ranges = <00001000 e0001000 000ff000 + 80000000 80000000 20000000 + a0000000 a0000000 10000000 + b0000000 b0000000 00100000 + c0000000 c0000000 20000000 + b0100000 b0100000 00100000 + e1000000 e1000000 00010000 + e1010000 e1010000 00010000 + e1020000 e1020000 00010000>; + reg = <e0000000 00001000>; // CCSRBAR 1M bus-frequency = <0>; // Filled out by uboot. memory-controller@2000 { @@ -161,8 +171,8 @@ interrupt-parent = <&mpic>; interrupts = <18 2>; bus-range = <0 ff>; - ranges = <02000000 0 80000000 80000000 0 10000000 - 01000000 0 00000000 e2000000 0 00800000>; + ranges = <02000000 0 c0000000 c0000000 0 20000000 + 01000000 0 00000000 e1000000 0 00010000>; clock-frequency = <3f940aa>; #interrupt-cells = <1>; #size-cells = <2>; @@ -178,8 +188,8 @@ #address-cells = <3>; reg = <9000 1000>; bus-range = <0 ff>; - ranges = <02000000 0 90000000 90000000 0 10000000 - 01000000 0 00000000 e3000000 0 00800000>; + ranges = <02000000 0 80000000 80000000 0 20000000 + 01000000 0 00000000 e1010000 0 00010000>; clock-frequency = <1fca055>; interrupt-parent = <&mpic>; interrupts = <1a 2>; @@ -202,7 +212,7 @@ reg = <a000 1000>; bus-range = <0 ff>; ranges = <02000000 0 a0000000 a0000000 0 10000000 - 01000000 0 00000000 e2800000 0 00800000>; + 01000000 0 00000000 e1020000 0 00010000>; clock-frequency = <1fca055>; interrupt-parent = <&mpic>; interrupts = <19 2>; @@ -224,49 +234,29 @@ #address-cells = <3>; reg = <b000 1000>; bus-range = <0 ff>; - ranges = <02000000 0 b0000000 b0000000 0 10000000 - 01000000 0 00000000 e3800000 0 00800000>; + ranges = <02000000 0 b0000000 b0000000 0 00100000 + 01000000 0 00000000 b0100000 0 00100000>; clock-frequency = <1fca055>; interrupt-parent = <&mpic>; interrupts = <1b 2>; - interrupt-map-mask = <f800 0 0 7>; + interrupt-map-mask = <fb00 0 0 0>; interrupt-map = < - - // IDSEL 0x1a - d000 0 0 1 &i8259 6 2 - d000 0 0 2 &i8259 3 2 - d000 0 0 3 &i8259 4 2 - d000 0 0 4 &i8259 5 2 - - // IDSEL 0x1b - d800 0 0 1 &i8259 5 2 - d800 0 0 2 &i8259 0 0 - d800 0 0 3 &i8259 0 0 - d800 0 0 4 &i8259 0 0 - // IDSEL 0x1c USB - e000 0 0 1 &i8259 9 2 - e000 0 0 2 &i8259 a 2 - e000 0 0 3 &i8259 c 2 - e000 0 0 4 &i8259 7 2 + e000 0 0 0 &i8259 c 2 + e100 0 0 0 &i8259 9 2 + e200 0 0 0 &i8259 a 2 + e300 0 0 0 &i8259 b 2 // IDSEL 0x1d Audio - e800 0 0 1 &i8259 9 2 - e800 0 0 2 &i8259 a 2 - e800 0 0 3 &i8259 b 2 - e800 0 0 4 &i8259 0 0 + e800 0 0 0 &i8259 6 2 // IDSEL 0x1e Legacy - f000 0 0 1 &i8259 c 2 - f000 0 0 2 &i8259 0 0 - f000 0 0 3 &i8259 0 0 - f000 0 0 4 &i8259 0 0 + f000 0 0 0 &i8259 7 2 + f100 0 0 0 &i8259 7 2 // IDSEL 0x1f IDE/SATA - f800 0 0 1 &i8259 6 2 - f800 0 0 2 &i8259 0 0 - f800 0 0 3 &i8259 0 0 - f800 0 0 4 &i8259 0 0 + f800 0 0 0 &i8259 e 2 + f900 0 0 0 &i8259 5 2 >; uli1575@0 { reg = <0 0 0 0 0>; @@ -274,10 +264,10 @@ #address-cells = <3>; ranges = <02000000 0 b0000000 02000000 0 b0000000 - 0 10000000 + 0 00100000 01000000 0 00000000 01000000 0 00000000 - 0 00080000>; + 0 00100000>; pci_bridge@0 { reg = <0 0 0 0 0>; @@ -285,10 +275,10 @@ #address-cells = <3>; ranges = <02000000 0 b0000000 02000000 0 b0000000 - 0 20000000 + 0 00100000 01000000 0 00000000 01000000 0 00000000 - 0 00100000>; + 0 00100000>; isa@1e { device_type = "isa"; @@ -296,7 +286,8 @@ #size-cells = <1>; #address-cells = <2>; reg = <f000 0 0 0 0>; - ranges = <1 0 01000000 0 0 + ranges = <1 0 + 01000000 0 0 00001000>; interrupt-parent = <&i8259>; @@ -312,8 +303,7 @@ built-in; compatible = "chrp,iic"; interrupts = <9 2>; - interrupt-parent = - <&mpic>; + interrupt-parent = <&mpic>; }; i8042@60 { @@ -321,8 +311,7 @@ #address-cells = <1>; reg = <1 60 1 1 64 1>; interrupts = <1 3 c 3>; - interrupt-parent = - <&i8259>; + interrupt-parent = <&i8259>; keyboard@0 { reg = <0>; @@ -336,8 +325,7 @@ }; rtc@70 { - compatible = - "pnpPNP,b00"; + compatible = "pnpPNP,b00"; reg = <1 70 2>; }; diff --git a/arch/powerpc/boot/dts/mpc8641_hpcn.dts b/arch/powerpc/boot/dts/mpc8641_hpcn.dts index 5d82709cfcb..b0166e5c177 100644 --- a/arch/powerpc/boot/dts/mpc8641_hpcn.dts +++ b/arch/powerpc/boot/dts/mpc8641_hpcn.dts @@ -224,98 +224,36 @@ clock-frequency = <1fca055>; interrupt-parent = <&mpic>; interrupts = <18 2>; - interrupt-map-mask = <f800 0 0 7>; + interrupt-map-mask = <fb00 0 0 0>; interrupt-map = < /* IDSEL 0x11 */ - 8800 0 0 1 &i8259 3 2 - 8800 0 0 2 &i8259 4 2 - 8800 0 0 3 &i8259 5 2 - 8800 0 0 4 &i8259 6 2 + 8800 0 0 1 &i8259 9 2 + 8800 0 0 2 &i8259 a 2 + 8800 0 0 3 &i8259 b 2 + 8800 0 0 4 &i8259 c 2 /* IDSEL 0x12 */ - 9000 0 0 1 &i8259 4 2 - 9000 0 0 2 &i8259 5 2 - 9000 0 0 3 &i8259 6 2 - 9000 0 0 4 &i8259 3 2 - - /* IDSEL 0x13 */ - 9800 0 0 1 &i8259 0 0 - 9800 0 0 2 &i8259 0 0 - 9800 0 0 3 &i8259 0 0 - 9800 0 0 4 &i8259 0 0 - - /* IDSEL 0x14 */ - a000 0 0 1 &i8259 0 0 - a000 0 0 2 &i8259 0 0 - a000 0 0 3 &i8259 0 0 - a000 0 0 4 &i8259 0 0 - - /* IDSEL 0x15 */ - a800 0 0 1 &i8259 0 0 - a800 0 0 2 &i8259 0 0 - a800 0 0 3 &i8259 0 0 - a800 0 0 4 &i8259 0 0 - - /* IDSEL 0x16 */ - b000 0 0 1 &i8259 0 0 - b000 0 0 2 &i8259 0 0 - b000 0 0 3 &i8259 0 0 - b000 0 0 4 &i8259 0 0 - - /* IDSEL 0x17 */ - b800 0 0 1 &i8259 0 0 - b800 0 0 2 &i8259 0 0 - b800 0 0 3 &i8259 0 0 - b800 0 0 4 &i8259 0 0 - - /* IDSEL 0x18 */ - c000 0 0 1 &i8259 0 0 - c000 0 0 2 &i8259 0 0 - c000 0 0 3 &i8259 0 0 - c000 0 0 4 &i8259 0 0 - - /* IDSEL 0x19 */ - c800 0 0 1 &i8259 0 0 - c800 0 0 2 &i8259 0 0 - c800 0 0 3 &i8259 0 0 - c800 0 0 4 &i8259 0 0 - - /* IDSEL 0x1a */ - d000 0 0 1 &i8259 6 2 - d000 0 0 2 &i8259 3 2 - d000 0 0 3 &i8259 4 2 - d000 0 0 4 &i8259 5 2 - - - /* IDSEL 0x1b */ - d800 0 0 1 &i8259 5 2 - d800 0 0 2 &i8259 0 0 - d800 0 0 3 &i8259 0 0 - d800 0 0 4 &i8259 0 0 - - /* IDSEL 0x1c */ - e000 0 0 1 &i8259 9 2 - e000 0 0 2 &i8259 a 2 - e000 0 0 3 &i8259 c 2 - e000 0 0 4 &i8259 7 2 - - /* IDSEL 0x1d */ - e800 0 0 1 &i8259 9 2 - e800 0 0 2 &i8259 a 2 - e800 0 0 3 &i8259 b 2 - e800 0 0 4 &i8259 0 0 - - /* IDSEL 0x1e */ - f000 0 0 1 &i8259 c 2 - f000 0 0 2 &i8259 0 0 - f000 0 0 3 &i8259 0 0 - f000 0 0 4 &i8259 0 0 - - /* IDSEL 0x1f */ - f800 0 0 1 &i8259 6 2 - f800 0 0 2 &i8259 0 0 - f800 0 0 3 &i8259 0 0 - f800 0 0 4 &i8259 0 0 + 9000 0 0 1 &i8259 a 2 + 9000 0 0 2 &i8259 b 2 + 9000 0 0 3 &i8259 c 2 + 9000 0 0 4 &i8259 9 2 + + // IDSEL 0x1c USB + e000 0 0 0 &i8259 c 2 + e100 0 0 0 &i8259 9 2 + e200 0 0 0 &i8259 a 2 + e300 0 0 0 &i8259 b 2 + + // IDSEL 0x1d Audio + e800 0 0 0 &i8259 6 2 + + // IDSEL 0x1e Legacy + f000 0 0 0 &i8259 7 2 + f100 0 0 0 &i8259 7 2 + + // IDSEL 0x1f IDE/SATA + f800 0 0 0 &i8259 e 2 + f900 0 0 0 &i8259 5 2 >; uli1575@0 { reg = <0 0 0 0 0>; diff --git a/arch/powerpc/boot/flatdevtree.c b/arch/powerpc/boot/flatdevtree.c index b732644788d..13761bf160c 100644 --- a/arch/powerpc/boot/flatdevtree.c +++ b/arch/powerpc/boot/flatdevtree.c @@ -134,20 +134,6 @@ static char *ft_next(struct ft_cxt *cxt, char *p, struct ft_atom *ret) #define HDR_SIZE _ALIGN(sizeof(struct boot_param_header), 8) #define EXPAND_INCR 1024 /* alloc this much extra when expanding */ -/* See if the regions are in the standard order and non-overlapping */ -static int ft_ordered(struct ft_cxt *cxt) -{ - char *p = (char *)cxt->bph + HDR_SIZE; - enum ft_rgn_id r; - - for (r = FT_RSVMAP; r <= FT_STRINGS; ++r) { - if (p > cxt->rgn[r].start) - return 0; - p = cxt->rgn[r].start + cxt->rgn[r].size; - } - return p <= (char *)cxt->bph + cxt->max_size; -} - /* Copy the tree to a newly-allocated region and put things in order */ static int ft_reorder(struct ft_cxt *cxt, int nextra) { @@ -573,10 +559,6 @@ int ft_open(struct ft_cxt *cxt, void *blob, unsigned int max_size, cxt->rgn[FT_STRUCT].size = struct_size(cxt); cxt->rgn[FT_STRINGS].start = blob + be32_to_cpu(bph->off_dt_strings); cxt->rgn[FT_STRINGS].size = be32_to_cpu(bph->dt_strings_size); - /* Leave as '0' to force first ft_make_space call to do a ft_reorder - * and move dt to an area allocated by realloc. - cxt->isordered = ft_ordered(cxt); - */ cxt->p = cxt->rgn[FT_STRUCT].start; cxt->str_anchor = cxt->rgn[FT_STRINGS].start; diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index f39a72f30aa..b0cb2e662c2 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -81,6 +81,7 @@ obj-y += iomap.o endif ifeq ($(CONFIG_PPC_ISERIES),y) +CFLAGS_lparmap.s += -g0 extra-y += lparmap.s $(obj)/head_64.o: $(obj)/lparmap.s AFLAGS_head_64.o += -I$(obj) diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S index e708ab7ca9e..8533de50347 100644 --- a/arch/powerpc/kernel/misc_32.S +++ b/arch/powerpc/kernel/misc_32.S @@ -301,9 +301,19 @@ _GLOBAL(_tlbie) mfspr r4,SPRN_MMUCR mfspr r5,SPRN_PID /* Get PID */ rlwimi r4,r5,0,24,31 /* Set TID */ - mtspr SPRN_MMUCR,r4 + /* We have to run the search with interrupts disabled, even critical + * and debug interrupts (in fact the only critical exceptions we have + * are debug and machine check). Otherwise an interrupt which causes + * a TLB miss can clobber the MMUCR between the mtspr and the tlbsx. */ + mfmsr r5 + lis r6,(MSR_EE|MSR_CE|MSR_ME|MSR_DE)@ha + addi r6,r6,(MSR_EE|MSR_CE|MSR_ME|MSR_DE)@l + andc r6,r5,r6 + mtmsr r6 + mtspr SPRN_MMUCR,r4 tlbsx. r3, 0, r3 + mtmsr r5 bne 10f sync /* There are only 64 TLB entries, so r3 < 64, diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 2bb1cb91178..d8502e37751 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -299,7 +299,7 @@ static inline int check_io_access(struct pt_regs *regs) #ifndef CONFIG_FSL_BOOKE #define get_mc_reason(regs) ((regs)->dsisr) #else -#define get_mc_reason(regs) (mfspr(SPRN_MCSR)) +#define get_mc_reason(regs) (mfspr(SPRN_MCSR) & MCSR_MASK) #endif #define REASON_FP ESR_FP #define REASON_ILLEGAL (ESR_PIL | ESR_PUO) @@ -414,8 +414,6 @@ void machine_check_exception(struct pt_regs *regs) printk("Data Cache Push Parity Error\n"); if (reason & MCSR_DCPERR) printk("Data Cache Parity Error\n"); - if (reason & MCSR_GL_CI) - printk("Guarded Load or Cache-Inhibited stwcx.\n"); if (reason & MCSR_BUS_IAERR) printk("Bus - Instruction Address Error\n"); if (reason & MCSR_BUS_RAERR) diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index f1789578747..a47151e806c 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -795,7 +795,7 @@ void hash_preload(struct mm_struct *mm, unsigned long ea, #ifdef CONFIG_PPC_MM_SLICES /* We only prefault standard pages for now */ - if (unlikely(get_slice_psize(mm, ea) != mm->context.user_psize)); + if (unlikely(get_slice_psize(mm, ea) != mm->context.user_psize)) return; #endif diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig index f58184086c8..f620171ad6b 100644 --- a/arch/powerpc/platforms/85xx/Kconfig +++ b/arch/powerpc/platforms/85xx/Kconfig @@ -33,6 +33,7 @@ config MPC8544_DS bool "Freescale MPC8544 DS" select PPC_I8259 select DEFAULT_UIMAGE + select FSL_ULI1575 help This option enables support for the MPC8544 DS board diff --git a/arch/powerpc/platforms/85xx/mpc8544_ds.c b/arch/powerpc/platforms/85xx/mpc8544_ds.c index 4905f6f8903..0f834d8be44 100644 --- a/arch/powerpc/platforms/85xx/mpc8544_ds.c +++ b/arch/powerpc/platforms/85xx/mpc8544_ds.c @@ -114,211 +114,25 @@ void __init mpc8544_ds_pic_init(void) } #ifdef CONFIG_PCI -enum pirq { PIRQA = 8, PIRQB, PIRQC, PIRQD, PIRQE, PIRQF, PIRQG, PIRQH }; +extern int uses_fsl_uli_m1575; +extern int uli_exclude_device(struct pci_controller *hose, + u_char bus, u_char devfn); -/* - * Value in table -- IRQ number - */ -const unsigned char uli1575_irq_route_table[16] = { - 0, /* 0: Reserved */ - 0x8, - 0, /* 2: Reserved */ - 0x2, - 0x4, - 0x5, - 0x7, - 0x6, - 0, /* 8: Reserved */ - 0x1, - 0x3, - 0x9, - 0xb, - 0, /* 13: Reserved */ - 0xd, - 0xf, -}; - -static int __devinit -get_pci_irq_from_of(struct pci_controller *hose, int slot, int pin) -{ - struct of_irq oirq; - u32 laddr[3]; - struct device_node *hosenode = hose ? hose->arch_data : NULL; - - if (!hosenode) - return -EINVAL; - - laddr[0] = (hose->first_busno << 16) | (PCI_DEVFN(slot, 0) << 8); - laddr[1] = laddr[2] = 0; - of_irq_map_raw(hosenode, &pin, 1, laddr, &oirq); - DBG("mpc8544_ds: pci irq addr %x, slot %d, pin %d, irq %d\n", - laddr[0], slot, pin, oirq.specifier[0]); - return oirq.specifier[0]; -} - -/*8259*/ -static void __devinit quirk_uli1575(struct pci_dev *dev) -{ - unsigned short temp; - struct pci_controller *hose = pci_bus_to_host(dev->bus); - unsigned char irq2pin[16]; - unsigned long pirq_map_word = 0; - u32 irq; - int i; - - /* - * ULI1575 interrupts route setup - */ - memset(irq2pin, 0, 16); /* Initialize default value 0 */ - - irq2pin[6]=PIRQA+3; /* enabled mapping for IRQ6 to PIRQD, used by SATA */ - - /* - * PIRQE -> PIRQF mapping set manually - * - * IRQ pin IRQ# - * PIRQE ---- 9 - * PIRQF ---- 10 - * PIRQG ---- 11 - * PIRQH ---- 12 - */ - for (i = 0; i < 4; i++) - irq2pin[i + 9] = PIRQE + i; - - /* Set IRQ-PIRQ Mapping to ULI1575 */ - for (i = 0; i < 16; i++) - if (irq2pin[i]) - pirq_map_word |= (uli1575_irq_route_table[i] & 0xf) - << ((irq2pin[i] - PIRQA) * 4); - - pirq_map_word |= 1<<26; /* disable INTx in EP mode*/ - - /* ULI1575 IRQ mapping conf register default value is 0xb9317542 */ - DBG("Setup ULI1575 IRQ mapping configuration register value = 0x%x\n", - (int)pirq_map_word); - pci_write_config_dword(dev, 0x48, pirq_map_word); - -#define ULI1575_SET_DEV_IRQ(slot, pin, reg) \ - do { \ - int irq; \ - irq = get_pci_irq_from_of(hose, slot, pin); \ - if (irq > 0 && irq < 16) \ - pci_write_config_byte(dev, reg, irq2pin[irq]); \ - else \ - printk(KERN_WARNING "ULI1575 device" \ - "(slot %d, pin %d) irq %d is invalid.\n", \ - slot, pin, irq); \ - } while(0) - - /* USB 1.1 OHCI controller 1, slot 28, pin 1 */ - ULI1575_SET_DEV_IRQ(28, 1, 0x86); - - /* USB 1.1 OHCI controller 2, slot 28, pin 2 */ - ULI1575_SET_DEV_IRQ(28, 2, 0x87); - - /* USB 1.1 OHCI controller 3, slot 28, pin 3 */ - ULI1575_SET_DEV_IRQ(28, 3, 0x88); - - /* USB 2.0 controller, slot 28, pin 4 */ - irq = get_pci_irq_from_of(hose, 28, 4); - if (irq >= 0 && irq <= 15) - pci_write_config_dword(dev, 0x74, uli1575_irq_route_table[irq]); - - /* Audio controller, slot 29, pin 1 */ - ULI1575_SET_DEV_IRQ(29, 1, 0x8a); - - /* Modem controller, slot 29, pin 2 */ - ULI1575_SET_DEV_IRQ(29, 2, 0x8b); - - /* HD audio controller, slot 29, pin 3 */ - ULI1575_SET_DEV_IRQ(29, 3, 0x8c); - - /* SMB interrupt: slot 30, pin 1 */ - ULI1575_SET_DEV_IRQ(30, 1, 0x8e); - - /* PMU ACPI SCI interrupt: slot 30, pin 2 */ - ULI1575_SET_DEV_IRQ(30, 2, 0x8f); - - /* Serial ATA interrupt: slot 31, pin 1 */ - ULI1575_SET_DEV_IRQ(31, 1, 0x8d); - - /* Primary PATA IDE IRQ: 14 - * Secondary PATA IDE IRQ: 15 - */ - pci_write_config_byte(dev, 0x44, 0x30 | uli1575_irq_route_table[14]); - pci_write_config_byte(dev, 0x75, uli1575_irq_route_table[15]); - - /* Set IRQ14 and IRQ15 to legacy IRQs */ - pci_read_config_word(dev, 0x46, &temp); - temp |= 0xc000; - pci_write_config_word(dev, 0x46, temp); - - /* Set i8259 interrupt trigger - * IRQ 3: Level - * IRQ 4: Level - * IRQ 5: Level - * IRQ 6: Level - * IRQ 7: Level - * IRQ 9: Level - * IRQ 10: Level - * IRQ 11: Level - * IRQ 12: Level - * IRQ 14: Edge - * IRQ 15: Edge - */ - outb(0xfa, 0x4d0); - outb(0x1e, 0x4d1); - -#undef ULI1575_SET_DEV_IRQ -} - -/* SATA */ -static void __devinit quirk_uli5288(struct pci_dev *dev) +static int mpc85xx_exclude_device(struct pci_controller *hose, + u_char bus, u_char devfn) { - unsigned char c; - - pci_read_config_byte(dev, 0x83, &c); - c |= 0x80; /* read/write lock */ - pci_write_config_byte(dev, 0x83, c); - - pci_write_config_byte(dev, 0x09, 0x01); /* Base class code: storage */ - pci_write_config_byte(dev, 0x0a, 0x06); /* IDE disk */ + struct device_node* node; + struct resource rsrc; - pci_read_config_byte(dev, 0x83, &c); - c &= 0x7f; - pci_write_config_byte(dev, 0x83, c); - - pci_read_config_byte(dev, 0x84, &c); - c |= 0x01; /* emulated PATA mode enabled */ - pci_write_config_byte(dev, 0x84, c); -} + node = (struct device_node *)hose->arch_data; + of_address_to_resource(node, 0, &rsrc); -/* PATA */ -static void __devinit quirk_uli5229(struct pci_dev *dev) -{ - unsigned short temp; - pci_write_config_word(dev, 0x04, 0x0405); /* MEM IO MSI */ - pci_read_config_word(dev, 0x4a, &temp); - temp |= 0x1000; /* Enable Native IRQ 14/15 */ - pci_write_config_word(dev, 0x4a, temp); -} + if ((rsrc.start & 0xfffff) == 0xb000) { + return uli_exclude_device(hose, bus, devfn); + } -/*Bridge*/ -static void __devinit early_uli5249(struct pci_dev *dev) -{ - unsigned char temp; - pci_write_config_word(dev, 0x04, 0x0007); /* mem access */ - pci_read_config_byte(dev, 0x7c, &temp); - pci_write_config_byte(dev, 0x7c, 0x80); /* R/W lock control */ - pci_write_config_byte(dev, 0x09, 0x01); /* set as pci-pci bridge */ - pci_write_config_byte(dev, 0x7c, temp); /* restore pci bus debug control */ - dev->class |= 0x1; + return PCIBIOS_SUCCESSFUL; } - -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x1575, quirk_uli1575); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5288, quirk_uli5288); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5229, quirk_uli5229); -DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_AL, 0x5249, early_uli5249); #endif /* CONFIG_PCI */ /* @@ -342,6 +156,8 @@ static void __init mpc8544_ds_setup_arch(void) else fsl_add_bridge(np, 0); } + uses_fsl_uli_m1575 = 1; + ppc_md.pci_exclude_device = mpc85xx_exclude_device; #endif printk("MPC8544 DS board from Freescale Semiconductor\n"); diff --git a/arch/powerpc/platforms/86xx/Kconfig b/arch/powerpc/platforms/86xx/Kconfig index 343b76d0d79..685b2fbbbe0 100644 --- a/arch/powerpc/platforms/86xx/Kconfig +++ b/arch/powerpc/platforms/86xx/Kconfig @@ -7,6 +7,7 @@ config MPC8641_HPCN bool "Freescale MPC8641 HPCN" select PPC_I8259 select DEFAULT_UIMAGE + select FSL_ULI1575 help This option enables support for the MPC8641 HPCN board. diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c index e9eaa0749ae..56b27caf7a2 100644 --- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c +++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c @@ -107,220 +107,25 @@ mpc86xx_hpcn_init_irq(void) } #ifdef CONFIG_PCI +extern int uses_fsl_uli_m1575; +extern int uli_exclude_device(struct pci_controller *hose, + u_char bus, u_char devfn); -enum pirq{PIRQA = 8, PIRQB, PIRQC, PIRQD, PIRQE, PIRQF, PIRQG, PIRQH}; -const unsigned char uli1575_irq_route_table[16] = { - 0, /* 0: Reserved */ - 0x8, /* 1: 0b1000 */ - 0, /* 2: Reserved */ - 0x2, /* 3: 0b0010 */ - 0x4, /* 4: 0b0100 */ - 0x5, /* 5: 0b0101 */ - 0x7, /* 6: 0b0111 */ - 0x6, /* 7: 0b0110 */ - 0, /* 8: Reserved */ - 0x1, /* 9: 0b0001 */ - 0x3, /* 10: 0b0011 */ - 0x9, /* 11: 0b1001 */ - 0xb, /* 12: 0b1011 */ - 0, /* 13: Reserved */ - 0xd, /* 14, 0b1101 */ - 0xf, /* 15, 0b1111 */ -}; - -static int __devinit -get_pci_irq_from_of(struct pci_controller *hose, int slot, int pin) -{ - struct of_irq oirq; - u32 laddr[3]; - struct device_node *hosenode = hose ? hose->arch_data : NULL; - - if (!hosenode) return -EINVAL; - - laddr[0] = (hose->first_busno << 16) | (PCI_DEVFN(slot, 0) << 8); - laddr[1] = laddr[2] = 0; - of_irq_map_raw(hosenode, &pin, 1, laddr, &oirq); - DBG("mpc86xx_hpcn: pci irq addr %x, slot %d, pin %d, irq %d\n", - laddr[0], slot, pin, oirq.specifier[0]); - return oirq.specifier[0]; -} - -static void __devinit quirk_uli1575(struct pci_dev *dev) -{ - unsigned short temp; - struct pci_controller *hose = pci_bus_to_host(dev->bus); - unsigned char irq2pin[16], c; - unsigned long pirq_map_word = 0; - u32 irq; - int i; - - /* - * ULI1575 interrupts route setup - */ - memset(irq2pin, 0, 16); /* Initialize default value 0 */ - - /* - * PIRQA -> PIRQD mapping read from OF-tree - * - * interrupts for PCI slot0 -- PIRQA / PIRQB / PIRQC / PIRQD - * PCI slot1 -- PIRQB / PIRQC / PIRQD / PIRQA - */ - for (i = 0; i < 4; i++){ - irq = get_pci_irq_from_of(hose, 17, i + 1); - if (irq > 0 && irq < 16) - irq2pin[irq] = PIRQA + i; - else - printk(KERN_WARNING "ULI1575 device" - "(slot %d, pin %d) irq %d is invalid.\n", - 17, i, irq); - } - - /* - * PIRQE -> PIRQF mapping set manually - * - * IRQ pin IRQ# - * PIRQE ---- 9 - * PIRQF ---- 10 - * PIRQG ---- 11 - * PIRQH ---- 12 - */ - for (i = 0; i < 4; i++) irq2pin[i + 9] = PIRQE + i; - - /* Set IRQ-PIRQ Mapping to ULI1575 */ - for (i = 0; i < 16; i++) - if (irq2pin[i]) - pirq_map_word |= (uli1575_irq_route_table[i] & 0xf) - << ((irq2pin[i] - PIRQA) * 4); - - /* ULI1575 IRQ mapping conf register default value is 0xb9317542 */ - DBG("Setup ULI1575 IRQ mapping configuration register value = 0x%x\n", - pirq_map_word); - pci_write_config_dword(dev, 0x48, pirq_map_word); - -#define ULI1575_SET_DEV_IRQ(slot, pin, reg) \ - do { \ - int irq; \ - irq = get_pci_irq_from_of(hose, slot, pin); \ - if (irq > 0 && irq < 16) \ - pci_write_config_byte(dev, reg, irq2pin[irq]); \ - else \ - printk(KERN_WARNING "ULI1575 device" \ - "(slot %d, pin %d) irq %d is invalid.\n", \ - slot, pin, irq); \ - } while(0) - - /* USB 1.1 OHCI controller 1, slot 28, pin 1 */ - ULI1575_SET_DEV_IRQ(28, 1, 0x86); - - /* USB 1.1 OHCI controller 2, slot 28, pin 2 */ - ULI1575_SET_DEV_IRQ(28, 2, 0x87); - - /* USB 1.1 OHCI controller 3, slot 28, pin 3 */ - ULI1575_SET_DEV_IRQ(28, 3, 0x88); - - /* USB 2.0 controller, slot 28, pin 4 */ - irq = get_pci_irq_from_of(hose, 28, 4); - if (irq >= 0 && irq <=15) - pci_write_config_dword(dev, 0x74, uli1575_irq_route_table[irq]); - - /* Audio controller, slot 29, pin 1 */ - ULI1575_SET_DEV_IRQ(29, 1, 0x8a); - - /* Modem controller, slot 29, pin 2 */ - ULI1575_SET_DEV_IRQ(29, 2, 0x8b); - - /* HD audio controller, slot 29, pin 3 */ - ULI1575_SET_DEV_IRQ(29, 3, 0x8c); - - /* SMB interrupt: slot 30, pin 1 */ - ULI1575_SET_DEV_IRQ(30, 1, 0x8e); - - /* PMU ACPI SCI interrupt: slot 30, pin 2 */ - ULI1575_SET_DEV_IRQ(30, 2, 0x8f); - - /* Serial ATA interrupt: slot 31, pin 1 */ - ULI1575_SET_DEV_IRQ(31, 1, 0x8d); - - /* Primary PATA IDE IRQ: 14 - * Secondary PATA IDE IRQ: 15 - */ - pci_write_config_byte(dev, 0x44, 0x30 | uli1575_irq_route_table[14]); - pci_write_config_byte(dev, 0x75, uli1575_irq_route_table[15]); - - /* Set IRQ14 and IRQ15 to legacy IRQs */ - pci_read_config_word(dev, 0x46, &temp); - temp |= 0xc000; - pci_write_config_word(dev, 0x46, temp); - - /* Set i8259 interrupt trigger - * IRQ 3: Level - * IRQ 4: Level - * IRQ 5: Level - * IRQ 6: Level - * IRQ 7: Level - * IRQ 9: Level - * IRQ 10: Level - * IRQ 11: Level - * IRQ 12: Level - * IRQ 14: Edge - * IRQ 15: Edge - */ - outb(0xfa, 0x4d0); - outb(0x1e, 0x4d1); - -#undef ULI1575_SET_DEV_IRQ - - /* Disable the HD interface and enable the AC97 interface. */ - pci_read_config_byte(dev, 0xb8, &c); - c &= 0x7f; - pci_write_config_byte(dev, 0xb8, c); -} - -static void __devinit quirk_uli5288(struct pci_dev *dev) +static int mpc86xx_exclude_device(struct pci_controller *hose, + u_char bus, u_char devfn) { - unsigned char c; + struct device_node* node; + struct resource rsrc; - pci_read_config_byte(dev,0x83,&c); - c |= 0x80; - pci_write_config_byte(dev, 0x83, c); + node = (struct device_node *)hose->arch_data; + of_address_to_resource(node, 0, &rsrc); - pci_write_config_byte(dev, 0x09, 0x01); - pci_write_config_byte(dev, 0x0a, 0x06); - - pci_read_config_byte(dev,0x83,&c); - c &= 0x7f; - pci_write_config_byte(dev, 0x83, c); - - pci_read_config_byte(dev,0x84,&c); - c |= 0x01; - pci_write_config_byte(dev, 0x84, c); -} - -static void __devinit quirk_uli5229(struct pci_dev *dev) -{ - unsigned short temp; - pci_write_config_word(dev, 0x04, 0x0405); - dev->class &= ~0x5; - pci_read_config_word(dev, 0x4a, &temp); - temp |= 0x1000; - pci_write_config_word(dev, 0x4a, temp); -} + if ((rsrc.start & 0xfffff) == 0x8000) { + return uli_exclude_device(hose, bus, devfn); + } -static void __devinit early_uli5249(struct pci_dev *dev) -{ - unsigned char temp; - pci_write_config_word(dev, 0x04, 0x0007); - pci_read_config_byte(dev, 0x7c, &temp); - pci_write_config_byte(dev, 0x7c, 0x80); - pci_write_config_byte(dev, 0x09, 0x01); - pci_write_config_byte(dev, 0x7c, temp); - dev->class |= 0x1; + return PCIBIOS_SUCCESSFUL; } - -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x1575, quirk_uli1575); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5288, quirk_uli5288); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5229, quirk_uli5229); -DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_AL, 0x5249, early_uli5249); #endif /* CONFIG_PCI */ @@ -353,6 +158,9 @@ mpc86xx_hpcn_setup_arch(void) else fsl_add_bridge(np, 0); } + uses_fsl_uli_m1575 = 1; + ppc_md.pci_exclude_device = mpc86xx_exclude_device; + #endif printk("MPC86xx HPCN board from Freescale Semiconductor\n"); diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig index 932538a93c2..cfc24974159 100644 --- a/arch/powerpc/platforms/Kconfig +++ b/arch/powerpc/platforms/Kconfig @@ -282,4 +282,12 @@ config AXON_RAM minor numbers are available in /proc/devices, /proc/partitions or in /sys/block/axonram?/dev. +config FSL_ULI1575 + bool + default n + help + Supports for the ULI1575 PCIe south bridge that exists on some + Freescale reference boards. The boards all use the ULI in pretty + much the same way. + endmenu diff --git a/arch/powerpc/platforms/Makefile b/arch/powerpc/platforms/Makefile index d6e041a46d2..d44e832b01f 100644 --- a/arch/powerpc/platforms/Makefile +++ b/arch/powerpc/platforms/Makefile @@ -1,3 +1,6 @@ + +obj-$(CONFIG_FSL_ULI1575) += fsl_uli1575.o + ifeq ($(CONFIG_PPC_MERGE),y) obj-$(CONFIG_PPC_PMAC) += powermac/ else diff --git a/arch/powerpc/platforms/cell/spu_syscalls.c b/arch/powerpc/platforms/cell/spu_syscalls.c index dd2c6688c8a..027ac32cc63 100644 --- a/arch/powerpc/platforms/cell/spu_syscalls.c +++ b/arch/powerpc/platforms/cell/spu_syscalls.c @@ -45,6 +45,7 @@ asmlinkage long sys_spu_create(const char __user *name, if (owner && try_module_get(owner)) { if (flags & SPU_CREATE_AFFINITY_SPU) { neighbor = fget_light(neighbor_fd, &fput_needed); + ret = -EBADF; if (neighbor) { ret = spufs_calls.create_thread(name, flags, mode, neighbor); diff --git a/arch/powerpc/platforms/fsl_uli1575.c b/arch/powerpc/platforms/fsl_uli1575.c new file mode 100644 index 00000000000..afc9141be63 --- /dev/null +++ b/arch/powerpc/platforms/fsl_uli1575.c @@ -0,0 +1,255 @@ +/* + * ULI M1575 setup code - specific to Freescale boards + * + * Copyright 2007 Freescale Semiconductor Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/stddef.h> +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/interrupt.h> +#include <linux/mc146818rtc.h> + +#include <asm/system.h> +#include <asm/pci-bridge.h> + +#define ULI_PIRQA 0x08 +#define ULI_PIRQB 0x09 +#define ULI_PIRQC 0x0a +#define ULI_PIRQD 0x0b +#define ULI_PIRQE 0x0c +#define ULI_PIRQF 0x0d +#define ULI_PIRQG 0x0e + +#define ULI_8259_NONE 0x00 +#define ULI_8259_IRQ1 0x08 +#define ULI_8259_IRQ3 0x02 +#define ULI_8259_IRQ4 0x04 +#define ULI_8259_IRQ5 0x05 +#define ULI_8259_IRQ6 0x07 +#define ULI_8259_IRQ7 0x06 +#define ULI_8259_IRQ9 0x01 +#define ULI_8259_IRQ10 0x03 +#define ULI_8259_IRQ11 0x09 +#define ULI_8259_IRQ12 0x0b +#define ULI_8259_IRQ14 0x0d +#define ULI_8259_IRQ15 0x0f + +u8 uli_pirq_to_irq[8] = { + ULI_8259_IRQ9, /* PIRQA */ + ULI_8259_IRQ10, /* PIRQB */ + ULI_8259_IRQ11, /* PIRQC */ + ULI_8259_IRQ12, /* PIRQD */ + ULI_8259_IRQ5, /* PIRQE */ + ULI_8259_IRQ6, /* PIRQF */ + ULI_8259_IRQ7, /* PIRQG */ + ULI_8259_NONE, /* PIRQH */ +}; + +/* set in board code if you want this quirks to do something */ +int uses_fsl_uli_m1575; + +/* Bridge */ +static void __devinit early_uli5249(struct pci_dev *dev) +{ + unsigned char temp; + + if (!uses_fsl_uli_m1575) + return; + + pci_write_config_word(dev, PCI_COMMAND, PCI_COMMAND_IO | + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); + + /* read/write lock */ + pci_read_config_byte(dev, 0x7c, &temp); + pci_write_config_byte(dev, 0x7c, 0x80); + + /* set as P2P bridge */ + pci_write_config_byte(dev, PCI_CLASS_PROG, 0x01); + dev->class |= 0x1; + + /* restore lock */ + pci_write_config_byte(dev, 0x7c, temp); +} + + +static void __devinit quirk_uli1575(struct pci_dev *dev) +{ + int i; + + if (!uses_fsl_uli_m1575) + return; + + /* + * ULI1575 interrupts route setup + */ + + /* ULI1575 IRQ mapping conf register maps PIRQx to IRQn */ + for (i = 0; i < 4; i++) { + u8 val = uli_pirq_to_irq[i*2] | (uli_pirq_to_irq[i*2+1] << 4); + pci_write_config_byte(dev, 0x48 + i, val); + } + + /* USB 1.1 OHCI controller 1: dev 28, func 0 - IRQ12 */ + pci_write_config_byte(dev, 0x86, ULI_PIRQD); + + /* USB 1.1 OHCI controller 2: dev 28, func 1 - IRQ9 */ + pci_write_config_byte(dev, 0x87, ULI_PIRQA); + + /* USB 1.1 OHCI controller 3: dev 28, func 2 - IRQ10 */ + pci_write_config_byte(dev, 0x88, ULI_PIRQB); + + /* Lan controller: dev 27, func 0 - IRQ6 */ + pci_write_config_byte(dev, 0x89, ULI_PIRQF); + + /* AC97 Audio controller: dev 29, func 0 - IRQ6 */ + pci_write_config_byte(dev, 0x8a, ULI_PIRQF); + + /* Modem controller: dev 29, func 1 - IRQ6 */ + pci_write_config_byte(dev, 0x8b, ULI_PIRQF); + + /* HD Audio controller: dev 29, func 2 - IRQ6 */ + pci_write_config_byte(dev, 0x8c, ULI_PIRQF); + + /* SATA controller: dev 31, func 1 - IRQ5 */ + pci_write_config_byte(dev, 0x8d, ULI_PIRQE); + + /* SMB interrupt: dev 30, func 1 - IRQ7 */ + pci_write_config_byte(dev, 0x8e, ULI_PIRQG); + + /* PMU ACPI SCI interrupt: dev 30, func 2 - IRQ7 */ + pci_write_config_byte(dev, 0x8f, ULI_PIRQG); + + /* USB 2.0 controller: dev 28, func 3 */ + pci_write_config_byte(dev, 0x74, ULI_8259_IRQ11); + + /* Primary PATA IDE IRQ: 14 + * Secondary PATA IDE IRQ: 15 + */ + pci_write_config_byte(dev, 0x44, 0x30 | ULI_8259_IRQ14); + pci_write_config_byte(dev, 0x75, ULI_8259_IRQ15); +} + +static void __devinit quirk_final_uli1575(struct pci_dev *dev) +{ + /* Set i8259 interrupt trigger + * IRQ 3: Level + * IRQ 4: Level + * IRQ 5: Level + * IRQ 6: Level + * IRQ 7: Level + * IRQ 9: Level + * IRQ 10: Level + * IRQ 11: Level + * IRQ 12: Level + * IRQ 14: Edge + * IRQ 15: Edge + */ + if (!uses_fsl_uli_m1575) + return; + + outb(0xfa, 0x4d0); + outb(0x1e, 0x4d1); + + /* setup RTC */ + CMOS_WRITE(RTC_SET, RTC_CONTROL); + CMOS_WRITE(RTC_24H, RTC_CONTROL); + + /* ensure month, date, and week alarm fields are ignored */ + CMOS_WRITE(0, RTC_VALID); + + outb_p(0x7c, 0x72); + outb_p(RTC_ALARM_DONT_CARE, 0x73); + + outb_p(0x7d, 0x72); + outb_p(RTC_ALARM_DONT_CARE, 0x73); +} + +/* SATA */ +static void __devinit quirk_uli5288(struct pci_dev *dev) +{ + unsigned char c; + unsigned int d; + + if (!uses_fsl_uli_m1575) + return; + + /* read/write lock */ + pci_read_config_byte(dev, 0x83, &c); + pci_write_config_byte(dev, 0x83, c|0x80); + + pci_read_config_dword(dev, PCI_CLASS_REVISION, &d); + d = (d & 0xff) | (PCI_CLASS_STORAGE_SATA_AHCI << 8); + pci_write_config_dword(dev, PCI_CLASS_REVISION, d); + + /* restore lock */ + pci_write_config_byte(dev, 0x83, c); + + /* disable emulated PATA mode enabled */ + pci_read_config_byte(dev, 0x84, &c); + pci_write_config_byte(dev, 0x84, c & ~0x01); +} + +/* PATA */ +static void __devinit quirk_uli5229(struct pci_dev *dev) +{ + unsigned short temp; + + if (!uses_fsl_uli_m1575) + return; + + pci_write_config_word(dev, PCI_COMMAND, PCI_COMMAND_INTX_DISABLE | + PCI_COMMAND_MASTER | PCI_COMMAND_IO); + + /* Enable Native IRQ 14/15 */ + pci_read_config_word(dev, 0x4a, &temp); + pci_write_config_word(dev, 0x4a, temp | 0x1000); +} + +/* We have to do a dummy read on the P2P for the RTC to work, WTF */ +static void __devinit quirk_final_uli5249(struct pci_dev *dev) +{ + int i; + u8 *dummy; + struct pci_bus *bus = dev->bus; + + for (i = 0; i < PCI_BUS_NUM_RESOURCES; i++) { + if ((bus->resource[i]) && + (bus->resource[i]->flags & IORESOURCE_MEM)) { + dummy = ioremap(bus->resource[i]->start, 0x4); + if (dummy) { + in_8(dummy); + iounmap(dummy); + } + break; + } + } +} + +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_AL, 0x5249, early_uli5249); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x1575, quirk_uli1575); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5288, quirk_uli5288); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5229, quirk_uli5229); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, 0x5249, quirk_final_uli5249); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, 0x1575, quirk_final_uli1575); + +int uli_exclude_device(struct pci_controller *hose, + u_char bus, u_char devfn) +{ + if (bus == (hose->first_busno + 2)) { + /* exclude Modem controller */ + if ((PCI_SLOT(devfn) == 29) && (PCI_FUNC(devfn) == 1)) + return PCIBIOS_DEVICE_NOT_FOUND; + + /* exclude HD Audio controller */ + if ((PCI_SLOT(devfn) == 29) && (PCI_FUNC(devfn) == 2)) + return PCIBIOS_DEVICE_NOT_FOUND; + } + + return PCIBIOS_SUCCESSFUL; +} diff --git a/arch/powerpc/platforms/ps3/device-init.c b/arch/powerpc/platforms/ps3/device-init.c index e23a5a874ad..ce15cada88d 100644 --- a/arch/powerpc/platforms/ps3/device-init.c +++ b/arch/powerpc/platforms/ps3/device-init.c @@ -372,7 +372,7 @@ static int ps3_storage_wait_for_device(const struct ps3_repository_device *repo) notify_event->dev_type == repo->dev_type) { pr_debug("%s:%u: device ready: dev_id %u\n", __func__, __LINE__, repo->dev_id); - result = 0; + error = 0; break; } diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index 9fb0ce5c717..114c90f8f56 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -251,6 +251,8 @@ DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8568E, quirk_fsl_pcie_transpare DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8568, quirk_fsl_pcie_transparent); DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8567E, quirk_fsl_pcie_transparent); DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8567, quirk_fsl_pcie_transparent); +DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8533E, quirk_fsl_pcie_transparent); +DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8533, quirk_fsl_pcie_transparent); DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8544E, quirk_fsl_pcie_transparent); DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8544, quirk_fsl_pcie_transparent); DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8641, quirk_fsl_pcie_transparent); diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c index 727453d3e8b..1cf29c9d440 100644 --- a/arch/powerpc/sysdev/fsl_soc.c +++ b/arch/powerpc/sysdev/fsl_soc.c @@ -22,6 +22,7 @@ #include <linux/module.h> #include <linux/device.h> #include <linux/platform_device.h> +#include <linux/of_platform.h> #include <linux/phy.h> #include <linux/fsl_devices.h> #include <linux/fs_enet_pd.h> diff --git a/arch/powerpc/sysdev/rtc_cmos_setup.c b/arch/powerpc/sysdev/rtc_cmos_setup.c index e276048b8c5..0c9ac7ee08f 100644 --- a/arch/powerpc/sysdev/rtc_cmos_setup.c +++ b/arch/powerpc/sysdev/rtc_cmos_setup.c @@ -20,14 +20,16 @@ static int __init add_rtc(void) { struct device_node *np; struct platform_device *pd; - struct resource res; + struct resource res[2]; int ret; + memset(&res, 0, sizeof(res)); + np = of_find_compatible_node(NULL, NULL, "pnpPNP,b00"); if (!np) return -ENODEV; - ret = of_address_to_resource(np, 0, &res); + ret = of_address_to_resource(np, 0, &res[0]); of_node_put(np); if (ret) return ret; @@ -36,11 +38,18 @@ static int __init add_rtc(void) * RTC_PORT(x) is hardcoded in asm/mc146818rtc.h. Verify that the * address provided by the device node matches. */ - if (res.start != RTC_PORT(0)) + if (res[0].start != RTC_PORT(0)) return -EINVAL; + /* Use a fixed interrupt value of 8 since on PPC if we are using this + * its off an i8259 which we ensure has interrupt numbers 0..15. */ + res[1].start = 8; + res[1].end = 8; + res[1].flags = IORESOURCE_IRQ; + pd = platform_device_register_simple("rtc_cmos", -1, - &res, 1); + &res[0], 2); + if (IS_ERR(pd)) return PTR_ERR(pd); diff --git a/arch/ppc/kernel/misc.S b/arch/ppc/kernel/misc.S index 0da55368655..a22e1f4d94c 100644 --- a/arch/ppc/kernel/misc.S +++ b/arch/ppc/kernel/misc.S @@ -237,9 +237,19 @@ _GLOBAL(_tlbie) mfspr r4,SPRN_MMUCR mfspr r5,SPRN_PID /* Get PID */ rlwimi r4,r5,0,24,31 /* Set TID */ - mtspr SPRN_MMUCR,r4 + /* We have to run the search with interrupts disabled, even critical + * and debug interrupts (in fact the only critical exceptions we have + * are debug and machine check). Otherwise an interrupt which causes + * a TLB miss can clobber the MMUCR between the mtspr and the tlbsx. */ + mfmsr r5 + lis r6,(MSR_EE|MSR_CE|MSR_ME|MSR_DE)@ha + addi r6,r6,(MSR_EE|MSR_CE|MSR_ME|MSR_DE)@l + andc r6,r5,r6 + mtmsr r6 + mtspr SPRN_MMUCR,r4 tlbsx. r3, 0, r3 + mtmsr r5 bne 10f sync /* There are only 64 TLB entries, so r3 < 64, diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c index ad4ca75c0f0..5245717295b 100644 --- a/arch/s390/hypfs/inode.c +++ b/arch/s390/hypfs/inode.c @@ -60,17 +60,28 @@ static void hypfs_add_dentry(struct dentry *dentry) hypfs_last_dentry = dentry; } +static inline int hypfs_positive(struct dentry *dentry) +{ + return dentry->d_inode && !d_unhashed(dentry); +} + static void hypfs_remove(struct dentry *dentry) { struct dentry *parent; parent = dentry->d_parent; - if (S_ISDIR(dentry->d_inode->i_mode)) - simple_rmdir(parent->d_inode, dentry); - else - simple_unlink(parent->d_inode, dentry); + if (!parent || !parent->d_inode) + return; + mutex_lock(&parent->d_inode->i_mutex); + if (hypfs_positive(dentry)) { + if (S_ISDIR(dentry->d_inode->i_mode)) + simple_rmdir(parent->d_inode, dentry); + else + simple_unlink(parent->d_inode, dentry); + } d_delete(dentry); dput(dentry); + mutex_unlock(&parent->d_inode->i_mutex); } static void hypfs_delete_tree(struct dentry *root) @@ -315,6 +326,7 @@ static int hypfs_fill_super(struct super_block *sb, void *data, int silent) } hypfs_update_update(sb); sb->s_root = root_dentry; + printk(KERN_INFO "hypfs: Hypervisor filesystem mounted\n"); return 0; err_tree: @@ -356,13 +368,17 @@ static struct dentry *hypfs_create_file(struct super_block *sb, qname.name = name; qname.len = strlen(name); qname.hash = full_name_hash(name, qname.len); + mutex_lock(&parent->d_inode->i_mutex); dentry = lookup_one_len(name, parent, strlen(name)); - if (IS_ERR(dentry)) - return ERR_PTR(-ENOMEM); + if (IS_ERR(dentry)) { + dentry = ERR_PTR(-ENOMEM); + goto fail; + } inode = hypfs_make_inode(sb, mode); if (!inode) { dput(dentry); - return ERR_PTR(-ENOMEM); + dentry = ERR_PTR(-ENOMEM); + goto fail; } if (mode & S_IFREG) { inode->i_fop = &hypfs_file_ops; @@ -379,6 +395,8 @@ static struct dentry *hypfs_create_file(struct super_block *sb, inode->i_private = data; d_instantiate(dentry, inode); dget(dentry); +fail: + mutex_unlock(&parent->d_inode->i_mutex); return dentry; } @@ -391,7 +409,6 @@ struct dentry *hypfs_mkdir(struct super_block *sb, struct dentry *parent, if (IS_ERR(dentry)) return dentry; hypfs_add_dentry(dentry); - parent->d_inode->i_nlink++; return dentry; } diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile index 3195d375bd5..56cb71007cd 100644 --- a/arch/s390/kernel/Makefile +++ b/arch/s390/kernel/Makefile @@ -6,7 +6,7 @@ EXTRA_AFLAGS := -traditional obj-y := bitmap.o traps.o time.o process.o base.o early.o \ setup.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o \ - semaphore.o s390_ext.o debug.o irq.o ipl.o dis.o + semaphore.o s390_ext.o debug.o irq.o ipl.o dis.o diag.o obj-y += $(if $(CONFIG_64BIT),entry64.o,entry.o) obj-y += $(if $(CONFIG_64BIT),reipl64.o,reipl.o) diff --git a/arch/s390/kernel/diag.c b/arch/s390/kernel/diag.c new file mode 100644 index 00000000000..c032d11da8a --- /dev/null +++ b/arch/s390/kernel/diag.c @@ -0,0 +1,102 @@ +/* + * Implementation of s390 diagnose codes + * + * Copyright IBM Corp. 2007 + * Author(s): Michael Holzheu <holzheu@de.ibm.com> + */ + +#include <linux/module.h> +#include <asm/diag.h> + +/* + * Diagnose 10: Release pages + */ +void diag10(unsigned long addr) +{ + if (addr >= 0x7ff00000) + return; + asm volatile( +#ifdef CONFIG_64BIT + " sam31\n" + " diag %0,%0,0x10\n" + "0: sam64\n" +#else + " diag %0,%0,0x10\n" + "0:\n" +#endif + EX_TABLE(0b, 0b) + : : "a" (addr)); +} +EXPORT_SYMBOL(diag10); + +/* + * Diagnose 14: Input spool file manipulation + */ +int diag14(unsigned long rx, unsigned long ry1, unsigned long subcode) +{ + register unsigned long _ry1 asm("2") = ry1; + register unsigned long _ry2 asm("3") = subcode; + int rc = 0; + + asm volatile( +#ifdef CONFIG_64BIT + " sam31\n" + " diag %2,2,0x14\n" + " sam64\n" +#else + " diag %2,2,0x14\n" +#endif + " ipm %0\n" + " srl %0,28\n" + : "=d" (rc), "+d" (_ry2) + : "d" (rx), "d" (_ry1) + : "cc"); + + return rc; +} +EXPORT_SYMBOL(diag14); + +/* + * Diagnose 210: Get information about a virtual device + */ +int diag210(struct diag210 *addr) +{ + /* + * diag 210 needs its data below the 2GB border, so we + * use a static data area to be sure + */ + static struct diag210 diag210_tmp; + static DEFINE_SPINLOCK(diag210_lock); + unsigned long flags; + int ccode; + + spin_lock_irqsave(&diag210_lock, flags); + diag210_tmp = *addr; + +#ifdef CONFIG_64BIT + asm volatile( + " lhi %0,-1\n" + " sam31\n" + " diag %1,0,0x210\n" + "0: ipm %0\n" + " srl %0,28\n" + "1: sam64\n" + EX_TABLE(0b, 1b) + : "=&d" (ccode) : "a" (&diag210_tmp) : "cc", "memory"); +#else + asm volatile( + " lhi %0,-1\n" + " diag %1,0,0x210\n" + "0: ipm %0\n" + " srl %0,28\n" + "1:\n" + EX_TABLE(0b, 1b) + : "=&d" (ccode) : "a" (&diag210_tmp) : "cc", "memory"); +#endif + + *addr = diag210_tmp; + spin_unlock_irqrestore(&diag210_lock, flags); + + return ccode; +} +EXPORT_SYMBOL(diag210); diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c index d3057318f2b..50d2235df73 100644 --- a/arch/s390/kernel/dis.c +++ b/arch/s390/kernel/dis.c @@ -577,7 +577,7 @@ static struct insn opcode_b2[] = { { "esta", 0x4a, INSTR_RRE_RR }, { "lura", 0x4b, INSTR_RRE_RR }, { "tar", 0x4c, INSTR_RRE_AR }, - { "cpya", INSTR_RRE_AA }, + { "cpya", 0x4d, INSTR_RRE_AA }, { "sar", 0x4e, INSTR_RRE_AR }, { "ear", 0x4f, INSTR_RRE_RA }, { "csp", 0x50, INSTR_RRE_RR }, diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index 358d2bbbc48..e40373d9fbc 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -85,7 +85,7 @@ void __kprobes get_instruction_type(struct arch_specific_insn *ainsn) ainsn->reg = (*ainsn->insn & 0xf0) >> 4; /* save the instruction length (pop 5-5) in bytes */ - switch (*(__u8 *) (ainsn->insn) >> 4) { + switch (*(__u8 *) (ainsn->insn) >> 6) { case 0: ainsn->ilen = 2; break; diff --git a/arch/s390/kernel/s390_ksyms.c b/arch/s390/kernel/s390_ksyms.c index 90b5ef529eb..7234c737f82 100644 --- a/arch/s390/kernel/s390_ksyms.c +++ b/arch/s390/kernel/s390_ksyms.c @@ -25,7 +25,6 @@ EXPORT_SYMBOL(_oi_bitmap); EXPORT_SYMBOL(_ni_bitmap); EXPORT_SYMBOL(_zb_findmap); EXPORT_SYMBOL(_sb_findmap); -EXPORT_SYMBOL(diag10); /* * semaphore ops diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c index c5b2f4f078b..fabc50adc46 100644 --- a/arch/s390/mm/cmm.c +++ b/arch/s390/mm/cmm.c @@ -20,6 +20,7 @@ #include <asm/pgalloc.h> #include <asm/uaccess.h> +#include <asm/diag.h> static char *sender = "VMRMSVM"; module_param(sender, charp, 0400); diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 9098531a267..3a25bbf2eb0 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -42,23 +42,6 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); pgd_t swapper_pg_dir[PTRS_PER_PGD] __attribute__((__aligned__(PAGE_SIZE))); char empty_zero_page[PAGE_SIZE] __attribute__((__aligned__(PAGE_SIZE))); -void diag10(unsigned long addr) -{ - if (addr >= 0x7ff00000) - return; - asm volatile( -#ifdef CONFIG_64BIT - " sam31\n" - " diag %0,%0,0x10\n" - "0: sam64\n" -#else - " diag %0,%0,0x10\n" - "0:\n" -#endif - EX_TABLE(0b,0b) - : : "a" (addr)); -} - void show_mem(void) { int i, total = 0, reserved = 0; diff --git a/arch/sh/kernel/early_printk.c b/arch/sh/kernel/early_printk.c index 9833493d886..80b637c3020 100644 --- a/arch/sh/kernel/early_printk.c +++ b/arch/sh/kernel/early_printk.c @@ -76,7 +76,7 @@ static void scif_sercon_putc(int c) sci_in(&scif_port, SCxSR); sci_out(&scif_port, SCxSR, 0xf3 & ~(0x20 | 0x40)); - while ((sci_in(&scif_port, SCxSR) & 0x40) == 0); + while ((sci_in(&scif_port, SCxSR) & 0x40) == 0) ; if (c == '\n') diff --git a/arch/sh/kernel/machvec.c b/arch/sh/kernel/machvec.c index 23c5948f012..129b2cfd18a 100644 --- a/arch/sh/kernel/machvec.c +++ b/arch/sh/kernel/machvec.c @@ -91,6 +91,13 @@ void __init sh_mv_setup(void) (unsigned long)&__machvec_start); /* + * Sanity check for machvec section alignment. Ensure + * __initmv hasn't been misused. + */ + if (machvec_size % sizeof(struct sh_machine_vector)) + panic("machvec misaligned, invalid __initmv use?"); + + /* * If the machvec hasn't been preselected, use the first * vector (usually the only one) from .machvec.init. */ diff --git a/arch/sh/kernel/ptrace.c b/arch/sh/kernel/ptrace.c index 891d1d46c90..f64a2d2416d 100644 --- a/arch/sh/kernel/ptrace.c +++ b/arch/sh/kernel/ptrace.c @@ -93,6 +93,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_PEEKTEXT: /* read word at location addr. */ case PTRACE_PEEKDATA: ret = generic_ptrace_peekdata(child, addr, data); + break; /* read the word at location addr in the USER area. */ case PTRACE_PEEKUSR: { diff --git a/arch/sh64/kernel/setup.c b/arch/sh64/kernel/setup.c index 53e9d20a874..2b7264c0c6f 100644 --- a/arch/sh64/kernel/setup.c +++ b/arch/sh64/kernel/setup.c @@ -59,10 +59,6 @@ #include <asm/setup.h> #include <asm/smp.h> -#ifdef CONFIG_VT -#include <linux/console.h> -#endif - struct screen_info screen_info; #ifdef CONFIG_BLK_DEV_RAM diff --git a/arch/sh64/kernel/signal.c b/arch/sh64/kernel/signal.c index 0bb4a8f9427..79fc48cf54c 100644 --- a/arch/sh64/kernel/signal.c +++ b/arch/sh64/kernel/signal.c @@ -25,7 +25,6 @@ #include <linux/ptrace.h> #include <linux/unistd.h> #include <linux/stddef.h> -#include <linux/personality.h> #include <asm/ucontext.h> #include <asm/uaccess.h> #include <asm/pgtable.h> diff --git a/arch/sparc/kernel/ebus.c b/arch/sparc/kernel/ebus.c index ac352eb6dff..e2d02fd13f3 100644 --- a/arch/sparc/kernel/ebus.c +++ b/arch/sparc/kernel/ebus.c @@ -238,6 +238,7 @@ void __init fill_ebus_device(struct device_node *dp, struct linux_ebus_device *d sd = &dev->ofdev.dev.archdata; sd->prom_node = dp; sd->op = &dev->ofdev; + sd->iommu = dev->bus->ofdev.dev.parent->archdata.iommu; dev->ofdev.node = dp; dev->ofdev.dev.parent = &dev->bus->ofdev.dev; diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c index 4ccda77d08d..7c89893b1fe 100644 --- a/arch/sparc/mm/io-unit.c +++ b/arch/sparc/mm/io-unit.c @@ -66,7 +66,7 @@ iounit_init(int sbi_node, int io_node, struct sbus_bus *sbus) } if(!xpt) panic("Cannot map External Page Table."); - sbus->iommu = (struct iommu_struct *)iounit; + sbus->ofdev.dev.archdata.iommu = iounit; iounit->page_table = xpt; spin_lock_init(&iounit->lock); @@ -127,7 +127,7 @@ nexti: scan = find_next_zero_bit(iounit->bmap, limit, scan); static __u32 iounit_get_scsi_one(char *vaddr, unsigned long len, struct sbus_bus *sbus) { unsigned long ret, flags; - struct iounit_struct *iounit = (struct iounit_struct *)sbus->iommu; + struct iounit_struct *iounit = sbus->ofdev.dev.archdata.iommu; spin_lock_irqsave(&iounit->lock, flags); ret = iounit_get_area(iounit, (unsigned long)vaddr, len); @@ -138,7 +138,7 @@ static __u32 iounit_get_scsi_one(char *vaddr, unsigned long len, struct sbus_bus static void iounit_get_scsi_sgl(struct scatterlist *sg, int sz, struct sbus_bus *sbus) { unsigned long flags; - struct iounit_struct *iounit = (struct iounit_struct *)sbus->iommu; + struct iounit_struct *iounit = sbus->ofdev.dev.archdata.iommu; /* FIXME: Cache some resolved pages - often several sg entries are to the same page */ spin_lock_irqsave(&iounit->lock, flags); @@ -153,7 +153,7 @@ static void iounit_get_scsi_sgl(struct scatterlist *sg, int sz, struct sbus_bus static void iounit_release_scsi_one(__u32 vaddr, unsigned long len, struct sbus_bus *sbus) { unsigned long flags; - struct iounit_struct *iounit = (struct iounit_struct *)sbus->iommu; + struct iounit_struct *iounit = sbus->ofdev.dev.archdata.iommu; spin_lock_irqsave(&iounit->lock, flags); len = ((vaddr & ~PAGE_MASK) + len + (PAGE_SIZE-1)) >> PAGE_SHIFT; @@ -168,7 +168,7 @@ static void iounit_release_scsi_sgl(struct scatterlist *sg, int sz, struct sbus_ { unsigned long flags; unsigned long vaddr, len; - struct iounit_struct *iounit = (struct iounit_struct *)sbus->iommu; + struct iounit_struct *iounit = sbus->ofdev.dev.archdata.iommu; spin_lock_irqsave(&iounit->lock, flags); while (sz != 0) { @@ -211,7 +211,7 @@ static int iounit_map_dma_area(dma_addr_t *pba, unsigned long va, __u32 addr, in i = ((addr - IOUNIT_DMA_BASE) >> PAGE_SHIFT); for_each_sbus(sbus) { - struct iounit_struct *iounit = (struct iounit_struct *)sbus->iommu; + struct iounit_struct *iounit = sbus->ofdev.dev.archdata.iommu; iopte = (iopte_t *)(iounit->page_table + i); *iopte = MKIOPTE(__pa(page)); @@ -235,7 +235,7 @@ static void iounit_unmap_dma_area(unsigned long addr, int len) static struct page *iounit_translate_dvma(unsigned long addr) { struct sbus_bus *sbus = sbus_root; /* They are all the same */ - struct iounit_struct *iounit = (struct iounit_struct *)sbus->iommu; + struct iounit_struct *iounit = sbus->ofdev.dev.archdata.iommu; int i; iopte_t *iopte; @@ -279,7 +279,7 @@ __u32 iounit_map_dma_init(struct sbus_bus *sbus, int size) unsigned long rotor, scan, limit; unsigned long flags; __u32 ret; - struct iounit_struct *iounit = (struct iounit_struct *)sbus->iommu; + struct iounit_struct *iounit = sbus->ofdev.dev.archdata.iommu; npages = (size + (PAGE_SIZE-1)) >> PAGE_SHIFT; i = 0x0213; @@ -315,7 +315,7 @@ nexti: scan = find_next_zero_bit(iounit->bmap, limit, scan); __u32 iounit_map_dma_page(__u32 vaddr, void *addr, struct sbus_bus *sbus) { int scan = (vaddr - IOUNIT_DMA_BASE) >> PAGE_SHIFT; - struct iounit_struct *iounit = (struct iounit_struct *)sbus->iommu; + struct iounit_struct *iounit = sbus->ofdev.dev.archdata.iommu; iounit->page_table[scan] = MKIOPTE(__pa(((unsigned long)addr) & PAGE_MASK)); return vaddr + (((unsigned long)addr) & ~PAGE_MASK); diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c index be042efd1ba..52e907af9d2 100644 --- a/arch/sparc/mm/iommu.c +++ b/arch/sparc/mm/iommu.c @@ -132,7 +132,7 @@ iommu_init(int iommund, struct sbus_bus *sbus) impl, vers, iommu->page_table, (int)(IOMMU_NPTES*sizeof(iopte_t)), (int)IOMMU_NPTES); - sbus->iommu = iommu; + sbus->ofdev.dev.archdata.iommu = iommu; } /* This begs to be btfixup-ed by srmmu. */ @@ -166,7 +166,7 @@ static void iommu_flush_iotlb(iopte_t *iopte, unsigned int niopte) static u32 iommu_get_one(struct page *page, int npages, struct sbus_bus *sbus) { - struct iommu_struct *iommu = sbus->iommu; + struct iommu_struct *iommu = sbus->ofdev.dev.archdata.iommu; int ioptex; iopte_t *iopte, *iopte0; unsigned int busa, busa0; @@ -291,7 +291,7 @@ static void iommu_get_scsi_sgl_pflush(struct scatterlist *sg, int sz, struct sbu static void iommu_release_one(u32 busa, int npages, struct sbus_bus *sbus) { - struct iommu_struct *iommu = sbus->iommu; + struct iommu_struct *iommu = sbus->ofdev.dev.archdata.iommu; int ioptex; int i; @@ -334,7 +334,7 @@ static int iommu_map_dma_area(dma_addr_t *pba, unsigned long va, unsigned long addr, int len) { unsigned long page, end; - struct iommu_struct *iommu = sbus_root->iommu; + struct iommu_struct *iommu = sbus_root->ofdev.dev.archdata.iommu; iopte_t *iopte = iommu->page_table; iopte_t *first; int ioptex; @@ -399,7 +399,7 @@ static int iommu_map_dma_area(dma_addr_t *pba, unsigned long va, static void iommu_unmap_dma_area(unsigned long busa, int len) { - struct iommu_struct *iommu = sbus_root->iommu; + struct iommu_struct *iommu = sbus_root->ofdev.dev.archdata.iommu; iopte_t *iopte = iommu->page_table; unsigned long end; int ioptex = (busa - iommu->start) >> PAGE_SHIFT; @@ -420,7 +420,7 @@ static void iommu_unmap_dma_area(unsigned long busa, int len) static struct page *iommu_translate_dvma(unsigned long busa) { - struct iommu_struct *iommu = sbus_root->iommu; + struct iommu_struct *iommu = sbus_root->ofdev.dev.archdata.iommu; iopte_t *iopte = iommu->page_table; iopte += ((busa - iommu->start) >> PAGE_SHIFT); diff --git a/arch/sparc/mm/sun4c.c b/arch/sparc/mm/sun4c.c index 79d60d86f6f..005a3e72d4f 100644 --- a/arch/sparc/mm/sun4c.c +++ b/arch/sparc/mm/sun4c.c @@ -268,7 +268,6 @@ static inline void sun4c_init_clean_mmu(unsigned long kernel_end) unsigned char savectx, ctx; savectx = sun4c_get_context(); - kernel_end = SUN4C_REAL_PGDIR_ALIGN(kernel_end); for (ctx = 0; ctx < num_contexts; ctx++) { sun4c_set_context(ctx); for (vaddr = 0; vaddr < 0x20000000; vaddr += SUN4C_REAL_PGDIR_SIZE) @@ -2064,7 +2063,6 @@ void __init sun4c_paging_init(void) unsigned long end_pfn, pages_avail; kernel_end = (unsigned long) &end; - kernel_end += (SUN4C_REAL_PGDIR_SIZE * 4); kernel_end = SUN4C_REAL_PGDIR_ALIGN(kernel_end); pages_avail = 0; diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S index ac18bd8e273..63144ad476f 100644 --- a/arch/sparc64/kernel/head.S +++ b/arch/sparc64/kernel/head.S @@ -501,7 +501,7 @@ niagara_tlb_fixup: cmp %g1, SUN4V_CHIP_NIAGARA1 be,pt %xcc, niagara_patch cmp %g1, SUN4V_CHIP_NIAGARA2 - be,pt %xcc, niagara_patch + be,pt %xcc, niagara2_patch nop call generic_patch_copyops @@ -512,6 +512,15 @@ niagara_tlb_fixup: nop ba,a,pt %xcc, 80f +niagara2_patch: + call niagara2_patch_copyops + nop + call niagara_patch_bzero + nop + call niagara2_patch_pageops + nop + + ba,a,pt %xcc, 80f niagara_patch: call niagara_patch_copyops @@ -706,12 +715,13 @@ setup_trap_table: membar #Sync + BRANCH_IF_SUN4V(o2, 1f) + /* Kill PROM timer */ sethi %hi(0x80000000), %o2 sllx %o2, 32, %o2 wr %o2, 0, %tick_cmpr - BRANCH_IF_SUN4V(o2, 1f) BRANCH_IF_ANY_CHEETAH(o2, o3, 1f) ba,pt %xcc, 2f diff --git a/arch/sparc64/kernel/mdesc.c b/arch/sparc64/kernel/mdesc.c index 95059c2ec41..9f22e4ff601 100644 --- a/arch/sparc64/kernel/mdesc.c +++ b/arch/sparc64/kernel/mdesc.c @@ -9,6 +9,7 @@ #include <linux/list.h> #include <linux/slab.h> #include <linux/mm.h> +#include <linux/miscdevice.h> #include <asm/hypervisor.h> #include <asm/mdesc.h> @@ -836,6 +837,43 @@ void __devinit mdesc_fill_in_cpu_data(cpumask_t mask) mdesc_release(hp); } +static ssize_t mdesc_read(struct file *file, char __user *buf, + size_t len, loff_t *offp) +{ + struct mdesc_handle *hp = mdesc_grab(); + int err; + + if (!hp) + return -ENODEV; + + err = hp->handle_size; + if (len < hp->handle_size) + err = -EMSGSIZE; + else if (copy_to_user(buf, &hp->mdesc, hp->handle_size)) + err = -EFAULT; + mdesc_release(hp); + + return err; +} + +static const struct file_operations mdesc_fops = { + .read = mdesc_read, + .owner = THIS_MODULE, +}; + +static struct miscdevice mdesc_misc = { + .minor = MISC_DYNAMIC_MINOR, + .name = "mdesc", + .fops = &mdesc_fops, +}; + +static int __init mdesc_misc_init(void) +{ + return misc_register(&mdesc_misc); +} + +__initcall(mdesc_misc_init); + void __init sun4v_mdesc_init(void) { struct mdesc_handle *hp; diff --git a/arch/sparc64/kernel/trampoline.S b/arch/sparc64/kernel/trampoline.S index 9448595f906..9533a25ce5d 100644 --- a/arch/sparc64/kernel/trampoline.S +++ b/arch/sparc64/kernel/trampoline.S @@ -95,14 +95,13 @@ spitfire_startup: membar #Sync startup_continue: + mov %o0, %l0 + BRANCH_IF_SUN4V(g1, niagara_lock_tlb) + sethi %hi(0x80000000), %g2 sllx %g2, 32, %g2 wr %g2, 0, %tick_cmpr - mov %o0, %l0 - - BRANCH_IF_SUN4V(g1, niagara_lock_tlb) - /* Call OBP by hand to lock KERNBASE into i/d tlbs. * We lock 2 consequetive entries if we are 'bigkernel'. */ diff --git a/arch/sparc64/lib/Makefile b/arch/sparc64/lib/Makefile index f95fbfa3eeb..f095e13910b 100644 --- a/arch/sparc64/lib/Makefile +++ b/arch/sparc64/lib/Makefile @@ -13,6 +13,8 @@ lib-y := PeeCeeI.o copy_page.o clear_page.o strlen.o strncmp.o \ U3memcpy.o U3copy_from_user.o U3copy_to_user.o U3patch.o \ NGmemcpy.o NGcopy_from_user.o NGcopy_to_user.o NGpatch.o \ NGpage.o NGbzero.o \ + NG2memcpy.o NG2copy_from_user.o NG2copy_to_user.o NG2patch.o \ + NG2page.o \ GENmemcpy.o GENcopy_from_user.o GENcopy_to_user.o GENpatch.o \ GENpage.o GENbzero.o \ copy_in_user.o user_fixup.o memmove.o \ diff --git a/arch/sparc64/lib/NG2copy_from_user.S b/arch/sparc64/lib/NG2copy_from_user.S new file mode 100644 index 00000000000..c77ef5f2210 --- /dev/null +++ b/arch/sparc64/lib/NG2copy_from_user.S @@ -0,0 +1,40 @@ +/* NG2copy_from_user.S: Niagara-2 optimized copy from userspace. + * + * Copyright (C) 2007 David S. Miller (davem@davemloft.net) + */ + +#define EX_LD(x) \ +98: x; \ + .section .fixup; \ + .align 4; \ +99: wr %g0, ASI_AIUS, %asi;\ + retl; \ + mov 1, %o0; \ + .section __ex_table,"a";\ + .align 4; \ + .word 98b, 99b; \ + .text; \ + .align 4; + +#ifndef ASI_AIUS +#define ASI_AIUS 0x11 +#endif + +#ifndef ASI_BLK_AIUS_4V +#define ASI_BLK_AIUS_4V 0x17 +#endif + +#define FUNC_NAME NG2copy_from_user +#define LOAD(type,addr,dest) type##a [addr] %asi, dest +#define LOAD_BLK(addr,dest) ldda [addr] ASI_BLK_AIUS_4V, dest +#define EX_RETVAL(x) 0 + +#ifdef __KERNEL__ +#define PREAMBLE \ + rd %asi, %g1; \ + cmp %g1, ASI_AIUS; \ + bne,pn %icc, memcpy_user_stub; \ + nop +#endif + +#include "NG2memcpy.S" diff --git a/arch/sparc64/lib/NG2copy_to_user.S b/arch/sparc64/lib/NG2copy_to_user.S new file mode 100644 index 00000000000..4bd4093acbb --- /dev/null +++ b/arch/sparc64/lib/NG2copy_to_user.S @@ -0,0 +1,49 @@ +/* NG2copy_to_user.S: Niagara-2 optimized copy to userspace. + * + * Copyright (C) 2007 David S. Miller (davem@davemloft.net) + */ + +#define EX_ST(x) \ +98: x; \ + .section .fixup; \ + .align 4; \ +99: wr %g0, ASI_AIUS, %asi;\ + retl; \ + mov 1, %o0; \ + .section __ex_table,"a";\ + .align 4; \ + .word 98b, 99b; \ + .text; \ + .align 4; + +#ifndef ASI_AIUS +#define ASI_AIUS 0x11 +#endif + +#ifndef ASI_BLK_AIUS_4V +#define ASI_BLK_AIUS_4V 0x17 +#endif + +#ifndef ASI_BLK_INIT_QUAD_LDD_AIUS +#define ASI_BLK_INIT_QUAD_LDD_AIUS 0x23 +#endif + +#define FUNC_NAME NG2copy_to_user +#define STORE(type,src,addr) type##a src, [addr] ASI_AIUS +#define STORE_ASI ASI_BLK_INIT_QUAD_LDD_AIUS +#define STORE_BLK(src,addr) stda src, [addr] ASI_BLK_AIUS_4V +#define EX_RETVAL(x) 0 + +#ifdef __KERNEL__ + /* Writing to %asi is _expensive_ so we hardcode it. + * Reading %asi to check for KERNEL_DS is comparatively + * cheap. + */ +#define PREAMBLE \ + rd %asi, %g1; \ + cmp %g1, ASI_AIUS; \ + bne,pn %icc, memcpy_user_stub; \ + nop +#endif + +#include "NG2memcpy.S" diff --git a/arch/sparc64/lib/NG2memcpy.S b/arch/sparc64/lib/NG2memcpy.S new file mode 100644 index 00000000000..0aed75653b5 --- /dev/null +++ b/arch/sparc64/lib/NG2memcpy.S @@ -0,0 +1,520 @@ +/* NG2memcpy.S: Niagara-2 optimized memcpy. + * + * Copyright (C) 2007 David S. Miller (davem@davemloft.net) + */ + +#ifdef __KERNEL__ +#include <asm/visasm.h> +#include <asm/asi.h> +#define GLOBAL_SPARE %g7 +#else +#define ASI_PNF 0x82 +#define ASI_BLK_P 0xf0 +#define ASI_BLK_INIT_QUAD_LDD_P 0xe2 +#define FPRS_FEF 0x04 +#ifdef MEMCPY_DEBUG +#define VISEntryHalf rd %fprs, %o5; wr %g0, FPRS_FEF, %fprs; \ + clr %g1; clr %g2; clr %g3; subcc %g0, %g0, %g0; +#define VISExitHalf and %o5, FPRS_FEF, %o5; wr %o5, 0x0, %fprs +#else +#define VISEntryHalf rd %fprs, %o5; wr %g0, FPRS_FEF, %fprs +#define VISExitHalf and %o5, FPRS_FEF, %o5; wr %o5, 0x0, %fprs +#endif +#define GLOBAL_SPARE %g5 +#endif + +#ifndef STORE_ASI +#ifndef SIMULATE_NIAGARA_ON_NON_NIAGARA +#define STORE_ASI ASI_BLK_INIT_QUAD_LDD_P +#else +#define STORE_ASI 0x80 /* ASI_P */ +#endif +#endif + +#ifndef EX_LD +#define EX_LD(x) x +#endif + +#ifndef EX_ST +#define EX_ST(x) x +#endif + +#ifndef EX_RETVAL +#define EX_RETVAL(x) x +#endif + +#ifndef LOAD +#define LOAD(type,addr,dest) type [addr], dest +#endif + +#ifndef LOAD_BLK +#define LOAD_BLK(addr,dest) ldda [addr] ASI_BLK_P, dest +#endif + +#ifndef STORE +#ifndef MEMCPY_DEBUG +#define STORE(type,src,addr) type src, [addr] +#else +#define STORE(type,src,addr) type##a src, [addr] 0x80 +#endif +#endif + +#ifndef STORE_BLK +#define STORE_BLK(src,addr) stda src, [addr] ASI_BLK_P +#endif + +#ifndef STORE_INIT +#define STORE_INIT(src,addr) stxa src, [addr] STORE_ASI +#endif + +#ifndef FUNC_NAME +#define FUNC_NAME NG2memcpy +#endif + +#ifndef PREAMBLE +#define PREAMBLE +#endif + +#ifndef XCC +#define XCC xcc +#endif + +#define FREG_FROB(x0, x1, x2, x3, x4, x5, x6, x7, x8) \ + faligndata %x0, %x1, %f0; \ + faligndata %x1, %x2, %f2; \ + faligndata %x2, %x3, %f4; \ + faligndata %x3, %x4, %f6; \ + faligndata %x4, %x5, %f8; \ + faligndata %x5, %x6, %f10; \ + faligndata %x6, %x7, %f12; \ + faligndata %x7, %x8, %f14; + +#define FREG_MOVE_1(x0) \ + fmovd %x0, %f0; +#define FREG_MOVE_2(x0, x1) \ + fmovd %x0, %f0; \ + fmovd %x1, %f2; +#define FREG_MOVE_3(x0, x1, x2) \ + fmovd %x0, %f0; \ + fmovd %x1, %f2; \ + fmovd %x2, %f4; +#define FREG_MOVE_4(x0, x1, x2, x3) \ + fmovd %x0, %f0; \ + fmovd %x1, %f2; \ + fmovd %x2, %f4; \ + fmovd %x3, %f6; +#define FREG_MOVE_5(x0, x1, x2, x3, x4) \ + fmovd %x0, %f0; \ + fmovd %x1, %f2; \ + fmovd %x2, %f4; \ + fmovd %x3, %f6; \ + fmovd %x4, %f8; +#define FREG_MOVE_6(x0, x1, x2, x3, x4, x5) \ + fmovd %x0, %f0; \ + fmovd %x1, %f2; \ + fmovd %x2, %f4; \ + fmovd %x3, %f6; \ + fmovd %x4, %f8; \ + fmovd %x5, %f10; +#define FREG_MOVE_7(x0, x1, x2, x3, x4, x5, x6) \ + fmovd %x0, %f0; \ + fmovd %x1, %f2; \ + fmovd %x2, %f4; \ + fmovd %x3, %f6; \ + fmovd %x4, %f8; \ + fmovd %x5, %f10; \ + fmovd %x6, %f12; +#define FREG_MOVE_8(x0, x1, x2, x3, x4, x5, x6, x7) \ + fmovd %x0, %f0; \ + fmovd %x1, %f2; \ + fmovd %x2, %f4; \ + fmovd %x3, %f6; \ + fmovd %x4, %f8; \ + fmovd %x5, %f10; \ + fmovd %x6, %f12; \ + fmovd %x7, %f14; +#define FREG_LOAD_1(base, x0) \ + EX_LD(LOAD(ldd, base + 0x00, %x0)) +#define FREG_LOAD_2(base, x0, x1) \ + EX_LD(LOAD(ldd, base + 0x00, %x0)); \ + EX_LD(LOAD(ldd, base + 0x08, %x1)); +#define FREG_LOAD_3(base, x0, x1, x2) \ + EX_LD(LOAD(ldd, base + 0x00, %x0)); \ + EX_LD(LOAD(ldd, base + 0x08, %x1)); \ + EX_LD(LOAD(ldd, base + 0x10, %x2)); +#define FREG_LOAD_4(base, x0, x1, x2, x3) \ + EX_LD(LOAD(ldd, base + 0x00, %x0)); \ + EX_LD(LOAD(ldd, base + 0x08, %x1)); \ + EX_LD(LOAD(ldd, base + 0x10, %x2)); \ + EX_LD(LOAD(ldd, base + 0x18, %x3)); +#define FREG_LOAD_5(base, x0, x1, x2, x3, x4) \ + EX_LD(LOAD(ldd, base + 0x00, %x0)); \ + EX_LD(LOAD(ldd, base + 0x08, %x1)); \ + EX_LD(LOAD(ldd, base + 0x10, %x2)); \ + EX_LD(LOAD(ldd, base + 0x18, %x3)); \ + EX_LD(LOAD(ldd, base + 0x20, %x4)); +#define FREG_LOAD_6(base, x0, x1, x2, x3, x4, x5) \ + EX_LD(LOAD(ldd, base + 0x00, %x0)); \ + EX_LD(LOAD(ldd, base + 0x08, %x1)); \ + EX_LD(LOAD(ldd, base + 0x10, %x2)); \ + EX_LD(LOAD(ldd, base + 0x18, %x3)); \ + EX_LD(LOAD(ldd, base + 0x20, %x4)); \ + EX_LD(LOAD(ldd, base + 0x28, %x5)); +#define FREG_LOAD_7(base, x0, x1, x2, x3, x4, x5, x6) \ + EX_LD(LOAD(ldd, base + 0x00, %x0)); \ + EX_LD(LOAD(ldd, base + 0x08, %x1)); \ + EX_LD(LOAD(ldd, base + 0x10, %x2)); \ + EX_LD(LOAD(ldd, base + 0x18, %x3)); \ + EX_LD(LOAD(ldd, base + 0x20, %x4)); \ + EX_LD(LOAD(ldd, base + 0x28, %x5)); \ + EX_LD(LOAD(ldd, base + 0x30, %x6)); + + .register %g2,#scratch + .register %g3,#scratch + + .text + .align 64 + + .globl FUNC_NAME + .type FUNC_NAME,#function +FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ + srlx %o2, 31, %g2 + cmp %g2, 0 + tne %xcc, 5 + PREAMBLE + mov %o0, GLOBAL_SPARE + cmp %o2, 0 + be,pn %XCC, 85f + or %o0, %o1, %o3 + cmp %o2, 16 + blu,a,pn %XCC, 80f + or %o3, %o2, %o3 + + /* 2 blocks (128 bytes) is the minimum we can do the block + * copy with. We need to ensure that we'll iterate at least + * once in the block copy loop. At worst we'll need to align + * the destination to a 64-byte boundary which can chew up + * to (64 - 1) bytes from the length before we perform the + * block copy loop. + * + * However, the cut-off point, performance wise, is around + * 4 64-byte blocks. + */ + cmp %o2, (4 * 64) + blu,pt %XCC, 75f + andcc %o3, 0x7, %g0 + + /* %o0: dst + * %o1: src + * %o2: len (known to be >= 128) + * + * The block copy loops can use %o4, %g2, %g3 as + * temporaries while copying the data. %o5 must + * be preserved between VISEntryHalf and VISExitHalf + */ + + LOAD(prefetch, %o1 + 0x000, #one_read) + LOAD(prefetch, %o1 + 0x040, #one_read) + LOAD(prefetch, %o1 + 0x080, #one_read) + + /* Align destination on 64-byte boundary. */ + andcc %o0, (64 - 1), %o4 + be,pt %XCC, 2f + sub %o4, 64, %o4 + sub %g0, %o4, %o4 ! bytes to align dst + sub %o2, %o4, %o2 +1: subcc %o4, 1, %o4 + EX_LD(LOAD(ldub, %o1, %g1)) + EX_ST(STORE(stb, %g1, %o0)) + add %o1, 1, %o1 + bne,pt %XCC, 1b + add %o0, 1, %o0 + +2: + /* Clobbers o5/g1/g2/g3/g7/icc/xcc. We must preserve + * o5 from here until we hit VISExitHalf. + */ + VISEntryHalf + + alignaddr %o1, %g0, %g0 + + add %o1, (64 - 1), %o4 + andn %o4, (64 - 1), %o4 + andn %o2, (64 - 1), %g1 + sub %o2, %g1, %o2 + + and %o1, (64 - 1), %g2 + add %o1, %g1, %o1 + sub %o0, %o4, %g3 + brz,pt %g2, 190f + cmp %g2, 32 + blu,a 5f + cmp %g2, 16 + cmp %g2, 48 + blu,a 4f + cmp %g2, 40 + cmp %g2, 56 + blu 170f + nop + ba,a,pt %xcc, 180f + +4: /* 32 <= low bits < 48 */ + blu 150f + nop + ba,a,pt %xcc, 160f +5: /* 0 < low bits < 32 */ + blu,a 6f + cmp %g2, 8 + cmp %g2, 24 + blu 130f + nop + ba,a,pt %xcc, 140f +6: /* 0 < low bits < 16 */ + bgeu 120f + nop + /* fall through for 0 < low bits < 8 */ +110: sub %o4, 64, %g2 + EX_LD(LOAD_BLK(%g2, %f0)) +1: EX_ST(STORE_INIT(%g0, %o4 + %g3)) + EX_LD(LOAD_BLK(%o4, %f16)) + FREG_FROB(f0, f2, f4, f6, f8, f10, f12, f14, f16) + EX_ST(STORE_BLK(%f0, %o4 + %g3)) + FREG_MOVE_8(f16, f18, f20, f22, f24, f26, f28, f30) + subcc %g1, 64, %g1 + add %o4, 64, %o4 + bne,pt %xcc, 1b + LOAD(prefetch, %o4 + 64, #one_read) + ba,pt %xcc, 195f + nop + +120: sub %o4, 56, %g2 + FREG_LOAD_7(%g2, f0, f2, f4, f6, f8, f10, f12) +1: EX_ST(STORE_INIT(%g0, %o4 + %g3)) + EX_LD(LOAD_BLK(%o4, %f16)) + FREG_FROB(f0, f2, f4, f6, f8, f10, f12, f16, f18) + EX_ST(STORE_BLK(%f0, %o4 + %g3)) + FREG_MOVE_7(f18, f20, f22, f24, f26, f28, f30) + subcc %g1, 64, %g1 + add %o4, 64, %o4 + bne,pt %xcc, 1b + LOAD(prefetch, %o4 + 64, #one_read) + ba,pt %xcc, 195f + nop + +130: sub %o4, 48, %g2 + FREG_LOAD_6(%g2, f0, f2, f4, f6, f8, f10) +1: EX_ST(STORE_INIT(%g0, %o4 + %g3)) + EX_LD(LOAD_BLK(%o4, %f16)) + FREG_FROB(f0, f2, f4, f6, f8, f10, f16, f18, f20) + EX_ST(STORE_BLK(%f0, %o4 + %g3)) + FREG_MOVE_6(f20, f22, f24, f26, f28, f30) + subcc %g1, 64, %g1 + add %o4, 64, %o4 + bne,pt %xcc, 1b + LOAD(prefetch, %o4 + 64, #one_read) + ba,pt %xcc, 195f + nop + +140: sub %o4, 40, %g2 + FREG_LOAD_5(%g2, f0, f2, f4, f6, f8) +1: EX_ST(STORE_INIT(%g0, %o4 + %g3)) + EX_LD(LOAD_BLK(%o4, %f16)) + FREG_FROB(f0, f2, f4, f6, f8, f16, f18, f20, f22) + EX_ST(STORE_BLK(%f0, %o4 + %g3)) + FREG_MOVE_5(f22, f24, f26, f28, f30) + subcc %g1, 64, %g1 + add %o4, 64, %o4 + bne,pt %xcc, 1b + LOAD(prefetch, %o4 + 64, #one_read) + ba,pt %xcc, 195f + nop + +150: sub %o4, 32, %g2 + FREG_LOAD_4(%g2, f0, f2, f4, f6) +1: EX_ST(STORE_INIT(%g0, %o4 + %g3)) + EX_LD(LOAD_BLK(%o4, %f16)) + FREG_FROB(f0, f2, f4, f6, f16, f18, f20, f22, f24) + EX_ST(STORE_BLK(%f0, %o4 + %g3)) + FREG_MOVE_4(f24, f26, f28, f30) + subcc %g1, 64, %g1 + add %o4, 64, %o4 + bne,pt %xcc, 1b + LOAD(prefetch, %o4 + 64, #one_read) + ba,pt %xcc, 195f + nop + +160: sub %o4, 24, %g2 + FREG_LOAD_3(%g2, f0, f2, f4) +1: EX_ST(STORE_INIT(%g0, %o4 + %g3)) + EX_LD(LOAD_BLK(%o4, %f16)) + FREG_FROB(f0, f2, f4, f16, f18, f20, f22, f24, f26) + EX_ST(STORE_BLK(%f0, %o4 + %g3)) + FREG_MOVE_3(f26, f28, f30) + subcc %g1, 64, %g1 + add %o4, 64, %o4 + bne,pt %xcc, 1b + LOAD(prefetch, %o4 + 64, #one_read) + ba,pt %xcc, 195f + nop + +170: sub %o4, 16, %g2 + FREG_LOAD_2(%g2, f0, f2) +1: EX_ST(STORE_INIT(%g0, %o4 + %g3)) + EX_LD(LOAD_BLK(%o4, %f16)) + FREG_FROB(f0, f2, f16, f18, f20, f22, f24, f26, f28) + EX_ST(STORE_BLK(%f0, %o4 + %g3)) + FREG_MOVE_2(f28, f30) + subcc %g1, 64, %g1 + add %o4, 64, %o4 + bne,pt %xcc, 1b + LOAD(prefetch, %o4 + 64, #one_read) + ba,pt %xcc, 195f + nop + +180: sub %o4, 8, %g2 + FREG_LOAD_1(%g2, f0) +1: EX_ST(STORE_INIT(%g0, %o4 + %g3)) + EX_LD(LOAD_BLK(%o4, %f16)) + FREG_FROB(f0, f16, f18, f20, f22, f24, f26, f28, f30) + EX_ST(STORE_BLK(%f0, %o4 + %g3)) + FREG_MOVE_1(f30) + subcc %g1, 64, %g1 + add %o4, 64, %o4 + bne,pt %xcc, 1b + LOAD(prefetch, %o4 + 64, #one_read) + ba,pt %xcc, 195f + nop + +190: +1: EX_ST(STORE_INIT(%g0, %o4 + %g3)) + subcc %g1, 64, %g1 + EX_LD(LOAD_BLK(%o4, %f0)) + EX_ST(STORE_BLK(%f0, %o4 + %g3)) + add %o4, 64, %o4 + bne,pt %xcc, 1b + LOAD(prefetch, %o4 + 64, #one_read) + +195: + add %o4, %g3, %o0 + membar #Sync + + VISExitHalf + + /* %o2 contains any final bytes still needed to be copied + * over. If anything is left, we copy it one byte at a time. + */ + brz,pt %o2, 85f + sub %o0, %o1, %o3 + ba,a,pt %XCC, 90f + + .align 64 +75: /* 16 < len <= 64 */ + bne,pn %XCC, 75f + sub %o0, %o1, %o3 + +72: + andn %o2, 0xf, %o4 + and %o2, 0xf, %o2 +1: subcc %o4, 0x10, %o4 + EX_LD(LOAD(ldx, %o1, %o5)) + add %o1, 0x08, %o1 + EX_LD(LOAD(ldx, %o1, %g1)) + sub %o1, 0x08, %o1 + EX_ST(STORE(stx, %o5, %o1 + %o3)) + add %o1, 0x8, %o1 + EX_ST(STORE(stx, %g1, %o1 + %o3)) + bgu,pt %XCC, 1b + add %o1, 0x8, %o1 +73: andcc %o2, 0x8, %g0 + be,pt %XCC, 1f + nop + sub %o2, 0x8, %o2 + EX_LD(LOAD(ldx, %o1, %o5)) + EX_ST(STORE(stx, %o5, %o1 + %o3)) + add %o1, 0x8, %o1 +1: andcc %o2, 0x4, %g0 + be,pt %XCC, 1f + nop + sub %o2, 0x4, %o2 + EX_LD(LOAD(lduw, %o1, %o5)) + EX_ST(STORE(stw, %o5, %o1 + %o3)) + add %o1, 0x4, %o1 +1: cmp %o2, 0 + be,pt %XCC, 85f + nop + ba,pt %xcc, 90f + nop + +75: + andcc %o0, 0x7, %g1 + sub %g1, 0x8, %g1 + be,pn %icc, 2f + sub %g0, %g1, %g1 + sub %o2, %g1, %o2 + +1: subcc %g1, 1, %g1 + EX_LD(LOAD(ldub, %o1, %o5)) + EX_ST(STORE(stb, %o5, %o1 + %o3)) + bgu,pt %icc, 1b + add %o1, 1, %o1 + +2: add %o1, %o3, %o0 + andcc %o1, 0x7, %g1 + bne,pt %icc, 8f + sll %g1, 3, %g1 + + cmp %o2, 16 + bgeu,pt %icc, 72b + nop + ba,a,pt %xcc, 73b + +8: mov 64, %o3 + andn %o1, 0x7, %o1 + EX_LD(LOAD(ldx, %o1, %g2)) + sub %o3, %g1, %o3 + andn %o2, 0x7, %o4 + sllx %g2, %g1, %g2 +1: add %o1, 0x8, %o1 + EX_LD(LOAD(ldx, %o1, %g3)) + subcc %o4, 0x8, %o4 + srlx %g3, %o3, %o5 + or %o5, %g2, %o5 + EX_ST(STORE(stx, %o5, %o0)) + add %o0, 0x8, %o0 + bgu,pt %icc, 1b + sllx %g3, %g1, %g2 + + srl %g1, 3, %g1 + andcc %o2, 0x7, %o2 + be,pn %icc, 85f + add %o1, %g1, %o1 + ba,pt %xcc, 90f + sub %o0, %o1, %o3 + + .align 64 +80: /* 0 < len <= 16 */ + andcc %o3, 0x3, %g0 + bne,pn %XCC, 90f + sub %o0, %o1, %o3 + +1: + subcc %o2, 4, %o2 + EX_LD(LOAD(lduw, %o1, %g1)) + EX_ST(STORE(stw, %g1, %o1 + %o3)) + bgu,pt %XCC, 1b + add %o1, 4, %o1 + +85: retl + mov EX_RETVAL(GLOBAL_SPARE), %o0 + + .align 32 +90: + subcc %o2, 1, %o2 + EX_LD(LOAD(ldub, %o1, %g1)) + EX_ST(STORE(stb, %g1, %o1 + %o3)) + bgu,pt %XCC, 90b + add %o1, 1, %o1 + retl + mov EX_RETVAL(GLOBAL_SPARE), %o0 + + .size FUNC_NAME, .-FUNC_NAME diff --git a/arch/sparc64/lib/NG2page.S b/arch/sparc64/lib/NG2page.S new file mode 100644 index 00000000000..73b6b7c72cb --- /dev/null +++ b/arch/sparc64/lib/NG2page.S @@ -0,0 +1,61 @@ +/* NG2page.S: Niagara-2 optimized clear and copy page. + * + * Copyright (C) 2007 (davem@davemloft.net) + */ + +#include <asm/asi.h> +#include <asm/page.h> +#include <asm/visasm.h> + + .text + .align 32 + + /* This is heavily simplified from the sun4u variants + * because Niagara-2 does not have any D-cache aliasing issues. + */ +NG2copy_user_page: /* %o0=dest, %o1=src, %o2=vaddr */ + prefetch [%o1 + 0x00], #one_read + prefetch [%o1 + 0x40], #one_read + VISEntryHalf + set PAGE_SIZE, %g7 + sub %o0, %o1, %g3 +1: stxa %g0, [%o1 + %g3] ASI_BLK_INIT_QUAD_LDD_P + subcc %g7, 64, %g7 + ldda [%o1] ASI_BLK_P, %f0 + stda %f0, [%o1 + %g3] ASI_BLK_P + add %o1, 64, %o1 + bne,pt %xcc, 1b + prefetch [%o1 + 0x40], #one_read + membar #Sync + VISExitHalf + retl + nop + +#define BRANCH_ALWAYS 0x10680000 +#define NOP 0x01000000 +#define NG_DO_PATCH(OLD, NEW) \ + sethi %hi(NEW), %g1; \ + or %g1, %lo(NEW), %g1; \ + sethi %hi(OLD), %g2; \ + or %g2, %lo(OLD), %g2; \ + sub %g1, %g2, %g1; \ + sethi %hi(BRANCH_ALWAYS), %g3; \ + sll %g1, 11, %g1; \ + srl %g1, 11 + 2, %g1; \ + or %g3, %lo(BRANCH_ALWAYS), %g3; \ + or %g3, %g1, %g3; \ + stw %g3, [%g2]; \ + sethi %hi(NOP), %g3; \ + or %g3, %lo(NOP), %g3; \ + stw %g3, [%g2 + 0x4]; \ + flush %g2; + + .globl niagara2_patch_pageops + .type niagara2_patch_pageops,#function +niagara2_patch_pageops: + NG_DO_PATCH(copy_user_page, NG2copy_user_page) + NG_DO_PATCH(_clear_page, NGclear_page) + NG_DO_PATCH(clear_user_page, NGclear_user_page) + retl + nop + .size niagara2_patch_pageops,.-niagara2_patch_pageops diff --git a/arch/sparc64/lib/NG2patch.S b/arch/sparc64/lib/NG2patch.S new file mode 100644 index 00000000000..28c36f06a6d --- /dev/null +++ b/arch/sparc64/lib/NG2patch.S @@ -0,0 +1,33 @@ +/* NG2patch.S: Patch Ultra-I routines with Niagara-2 variant. + * + * Copyright (C) 2007 David S. Miller <davem@davemloft.net> + */ + +#define BRANCH_ALWAYS 0x10680000 +#define NOP 0x01000000 +#define NG_DO_PATCH(OLD, NEW) \ + sethi %hi(NEW), %g1; \ + or %g1, %lo(NEW), %g1; \ + sethi %hi(OLD), %g2; \ + or %g2, %lo(OLD), %g2; \ + sub %g1, %g2, %g1; \ + sethi %hi(BRANCH_ALWAYS), %g3; \ + sll %g1, 11, %g1; \ + srl %g1, 11 + 2, %g1; \ + or %g3, %lo(BRANCH_ALWAYS), %g3; \ + or %g3, %g1, %g3; \ + stw %g3, [%g2]; \ + sethi %hi(NOP), %g3; \ + or %g3, %lo(NOP), %g3; \ + stw %g3, [%g2 + 0x4]; \ + flush %g2; + + .globl niagara2_patch_copyops + .type niagara2_patch_copyops,#function +niagara2_patch_copyops: + NG_DO_PATCH(memcpy, NG2memcpy) + NG_DO_PATCH(___copy_from_user, NG2copy_from_user) + NG_DO_PATCH(___copy_to_user, NG2copy_to_user) + retl + nop + .size niagara2_patch_copyops,.-niagara2_patch_copyops diff --git a/arch/sparc64/lib/NGpage.S b/arch/sparc64/lib/NGpage.S index 8ce3a0c9c53..428920de05b 100644 --- a/arch/sparc64/lib/NGpage.S +++ b/arch/sparc64/lib/NGpage.S @@ -45,6 +45,7 @@ NGcopy_user_page: /* %o0=dest, %o1=src, %o2=vaddr */ retl nop + .globl NGclear_page, NGclear_user_page NGclear_page: /* %o0=dest */ NGclear_user_page: /* %o0=dest, %o1=vaddr */ mov 8, %g1 diff --git a/arch/x86_64/Makefile b/arch/x86_64/Makefile index 128561d3e87..b024e4a8689 100644 --- a/arch/x86_64/Makefile +++ b/arch/x86_64/Makefile @@ -57,8 +57,8 @@ cflags-y += $(call cc-option,-mno-sse -mno-mmx -mno-sse2 -mno-3dnow,) cflags-y += -maccumulate-outgoing-args # do binutils support CFI? -cflags-y += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,) -AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,) +cflags-y += $(call as-instr,.cfi_startproc\n.cfi_rel_offset rsp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,) +AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_rel_offset rsp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,) # is .cfi_signal_frame supported too? cflags-y += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,) diff --git a/arch/x86_64/kernel/head.S b/arch/x86_64/kernel/head.S index e89abcdbdde..b6167fe3330 100644 --- a/arch/x86_64/kernel/head.S +++ b/arch/x86_64/kernel/head.S @@ -345,8 +345,7 @@ NEXT_PAGE(level2_kernel_pgt) /* 40MB kernel mapping. The kernel code cannot be bigger than that. When you change this change KERNEL_TEXT_SIZE in page.h too. */ /* (2^48-(2*1024*1024*1024)-((2^39)*511)-((2^30)*510)) = 0 */ - PMDS(0x0000000000000000, __PAGE_KERNEL_LARGE_EXEC|_PAGE_GLOBAL, - KERNEL_TEXT_SIZE/PMD_SIZE) + PMDS(0x0000000000000000, __PAGE_KERNEL_LARGE_EXEC|_PAGE_GLOBAL, KERNEL_TEXT_SIZE/PMD_SIZE) /* Module mapping starts here */ .fill (PTRS_PER_PMD - (KERNEL_TEXT_SIZE/PMD_SIZE)),8,0 diff --git a/arch/x86_64/kernel/nmi.c b/arch/x86_64/kernel/nmi.c index cb8ee9d02f8..0ec6d2ddb93 100644 --- a/arch/x86_64/kernel/nmi.c +++ b/arch/x86_64/kernel/nmi.c @@ -85,7 +85,7 @@ int __init check_nmi_watchdog (void) int *counts; int cpu; - if ((nmi_watchdog == NMI_NONE) || (nmi_watchdog == NMI_DEFAULT)) + if ((nmi_watchdog == NMI_NONE) || (nmi_watchdog == NMI_DISABLED)) return 0; if (!atomic_read(&nmi_active)) @@ -442,7 +442,7 @@ int proc_nmi_enabled(struct ctl_table *table, int write, struct file *file, if (!!old_state == !!nmi_watchdog_enabled) return 0; - if (atomic_read(&nmi_active) < 0) { + if (atomic_read(&nmi_active) < 0 || nmi_watchdog == NMI_DISABLED) { printk( KERN_WARNING "NMI watchdog is permanently disabled\n"); return -EIO; } diff --git a/arch/x86_64/kernel/pci-dma.c b/arch/x86_64/kernel/pci-dma.c index 05d745ede56..29711445c81 100644 --- a/arch/x86_64/kernel/pci-dma.c +++ b/arch/x86_64/kernel/pci-dma.c @@ -82,6 +82,10 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, if (dma_mask == 0) dma_mask = DMA_32BIT_MASK; + /* Device not DMA able */ + if (dev->dma_mask == NULL) + return NULL; + /* Don't invoke OOM killer */ gfp |= __GFP_NORETRY; diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index a78832ea81f..071d274afaa 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -436,7 +436,7 @@ static const struct piix_map_db ich8_map_db = { /* PM PS SM SS MAP */ { P0, P2, P1, P3 }, /* 00b (hardwired when in AHCI) */ { RV, RV, RV, RV }, - { IDE, IDE, NA, NA }, /* 10b (IDE mode) */ + { P0, P2, IDE, IDE }, /* 10b (IDE mode) */ { RV, RV, RV, RV }, }, }; @@ -901,6 +901,13 @@ static int piix_broken_suspend(void) }, }, { + .ident = "TECRA M7", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "TECRA M7"), + }, + }, + { .ident = "Satellite U205", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 60e78bef469..99d4fbffb0d 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -1723,7 +1723,7 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class, tf.protocol = ATA_PROT_NODATA; tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE; err_mask = ata_exec_internal(dev, &tf, NULL, DMA_NONE, NULL, 0); - if (err_mask) { + if (err_mask && id[2] != 0x738c) { rc = -EIO; reason = "SPINUP failed"; goto err_out; diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c index ce589d96ca4..b5352ebecef 100644 --- a/drivers/ata/pata_artop.c +++ b/drivers/ata/pata_artop.c @@ -2,6 +2,7 @@ * pata_artop.c - ARTOP ATA controller driver * * (C) 2006 Red Hat <alan@redhat.com> + * (C) 2007 Bartlomiej Zolnierkiewicz * * Based in part on drivers/ide/pci/aec62xx.c * Copyright (C) 1999-2002 Andre Hedrick <andre@linux-ide.org> @@ -28,7 +29,7 @@ #include <linux/ata.h> #define DRV_NAME "pata_artop" -#define DRV_VERSION "0.4.3" +#define DRV_VERSION "0.4.4" /* * The ARTOP has 33 Mhz and "over clocked" timing tables. Until we @@ -430,7 +431,7 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id) .udma_mask = ATA_UDMA4, .port_ops = &artop6260_ops, }; - static const struct ata_port_info info_626x_fast = { + static const struct ata_port_info info_628x = { .sht = &artop_sht, .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = 0x1f, /* pio0-4 */ @@ -438,6 +439,14 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id) .udma_mask = ATA_UDMA5, .port_ops = &artop6260_ops, }; + static const struct ata_port_info info_628x_fast = { + .sht = &artop_sht, + .flags = ATA_FLAG_SLAVE_POSS, + .pio_mask = 0x1f, /* pio0-4 */ + .mwdma_mask = 0x07, /* mwdma0-2 */ + .udma_mask = ATA_UDMA6, + .port_ops = &artop6260_ops, + }; const struct ata_port_info *ppi[] = { NULL, NULL }; if (!printed_version++) @@ -455,13 +464,13 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id) } else if (id->driver_data == 1) /* 6260 */ ppi[0] = &info_626x; - else if (id->driver_data == 2) { /* 6260 or 6260 + fast */ + else if (id->driver_data == 2) { /* 6280 or 6280 + fast */ unsigned long io = pci_resource_start(pdev, 4); u8 reg; - ppi[0] = &info_626x; + ppi[0] = &info_628x; if (inb(io) & 0x10) - ppi[0] = &info_626x_fast; + ppi[0] = &info_628x_fast; /* Mac systems come up with some registers not set as we will need them */ diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c index 84d9c556856..c5ddd937dbf 100644 --- a/drivers/ata/pata_hpt37x.c +++ b/drivers/ata/pata_hpt37x.c @@ -8,12 +8,10 @@ * Copyright (C) 1999-2003 Andre Hedrick <andre@linux-ide.org> * Portions Copyright (C) 2001 Sun Microsystems, Inc. * Portions Copyright (C) 2003 Red Hat Inc - * Portions Copyright (C) 2005-2006 MontaVista Software, Inc. + * Portions Copyright (C) 2005-2007 MontaVista Software, Inc. * * TODO - * PLL mode - * Look into engine reset on timeout errors. Should not be - * required. + * Look into engine reset on timeout errors. Should not be required. */ #include <linux/kernel.h> @@ -26,7 +24,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_hpt37x" -#define DRV_VERSION "0.6.7" +#define DRV_VERSION "0.6.9" struct hpt_clock { u8 xfer_speed; @@ -1092,9 +1090,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) int dpll, adjust; /* Compute DPLL */ - dpll = 2; - if (port->udma_mask & 0xE0) - dpll = 3; + dpll = (port->udma_mask & 0xC0) ? 3 : 2; f_low = (MHz[clock_slot] * 48) / MHz[dpll]; f_high = f_low + 2; @@ -1116,7 +1112,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) pci_write_config_dword(dev, 0x5C, (f_high << 16) | f_low | 0x100); } if (adjust == 8) { - printk(KERN_WARNING "hpt37x: DPLL did not stabilize.\n"); + printk(KERN_ERR "pata_hpt37x: DPLL did not stabilize!\n"); return -ENODEV; } if (dpll == 3) @@ -1124,7 +1120,8 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) else private_data = (void *)hpt37x_timings_50; - printk(KERN_INFO "hpt37x: Bus clock %dMHz, using DPLL.\n", MHz[dpll]); + printk(KERN_INFO "pata_hpt37x: bus clock %dMHz, using %dMHz DPLL.\n", + MHz[clock_slot], MHz[dpll]); } else { private_data = (void *)chip_table->clocks[clock_slot]; /* @@ -1137,7 +1134,8 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) port = &info_hpt370_33; if (clock_slot < 2 && port == &info_hpt370a) port = &info_hpt370a_33; - printk(KERN_INFO "hpt37x: %s: Bus clock %dMHz.\n", chip_table->name, MHz[clock_slot]); + printk(KERN_INFO "pata_hpt37x: %s using %dMHz bus clock.\n", + chip_table->name, MHz[clock_slot]); } /* Now kick off ATA set up */ diff --git a/drivers/ata/pata_hpt3x2n.c b/drivers/ata/pata_hpt3x2n.c index aa29cde09f8..f8f234bfc8c 100644 --- a/drivers/ata/pata_hpt3x2n.c +++ b/drivers/ata/pata_hpt3x2n.c @@ -8,7 +8,7 @@ * Copyright (C) 1999-2003 Andre Hedrick <andre@linux-ide.org> * Portions Copyright (C) 2001 Sun Microsystems, Inc. * Portions Copyright (C) 2003 Red Hat Inc - * Portions Copyright (C) 2005-2006 MontaVista Software, Inc. + * Portions Copyright (C) 2005-2007 MontaVista Software, Inc. * * * TODO @@ -25,7 +25,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_hpt3x2n" -#define DRV_VERSION "0.3.3" +#define DRV_VERSION "0.3.4" enum { HPT_PCI_FAST = (1 << 31), @@ -579,10 +579,12 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id) pci_write_config_dword(dev, 0x5C, (f_high << 16) | f_low); } if (adjust == 8) { - printk(KERN_WARNING "hpt3x2n: DPLL did not stabilize.\n"); + printk(KERN_ERR "pata_hpt3x2n: DPLL did not stabilize!\n"); return -ENODEV; } + printk(KERN_INFO "pata_hpt37x: bus clock %dMHz, using 66MHz DPLL.\n", + pci_mhz); /* Set our private data up. We only need a few flags so we use it directly */ port.private_data = NULL; diff --git a/drivers/ata/pata_isapnp.c b/drivers/ata/pata_isapnp.c index 5525518204e..91a396fa5b2 100644 --- a/drivers/ata/pata_isapnp.c +++ b/drivers/ata/pata_isapnp.c @@ -139,6 +139,8 @@ static struct pnp_device_id isapnp_devices[] = { {.id = ""} }; +MODULE_DEVICE_TABLE(pnp, isapnp_devices); + static struct pnp_driver isapnp_driver = { .name = DRV_NAME, .id_table = isapnp_devices, diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index 8ec520885b9..3acf65e75eb 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -621,6 +621,9 @@ static const struct pci_device_id mv_pci_tbl[] = { { PCI_VDEVICE(MARVELL, 0x5041), chip_504x }, { PCI_VDEVICE(MARVELL, 0x5080), chip_5080 }, { PCI_VDEVICE(MARVELL, 0x5081), chip_508x }, + /* RocketRAID 1740/174x have different identifiers */ + { PCI_VDEVICE(TTI, 0x1740), chip_508x }, + { PCI_VDEVICE(TTI, 0x1742), chip_508x }, { PCI_VDEVICE(MARVELL, 0x6040), chip_604x }, { PCI_VDEVICE(MARVELL, 0x6041), chip_604x }, diff --git a/drivers/atm/Kconfig b/drivers/atm/Kconfig index bed9f58c2d5..b554edac1ce 100644 --- a/drivers/atm/Kconfig +++ b/drivers/atm/Kconfig @@ -6,6 +6,11 @@ menuconfig ATM_DRIVERS bool "ATM drivers" depends on NETDEVICES && ATM default y + ---help--- + Say Y here to get to see options for Asynchronous Transfer Mode + device drivers. This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. if ATM_DRIVERS && NETDEVICES && ATM diff --git a/drivers/auxdisplay/Kconfig b/drivers/auxdisplay/Kconfig index de2fcce10ba..043353bd060 100644 --- a/drivers/auxdisplay/Kconfig +++ b/drivers/auxdisplay/Kconfig @@ -8,6 +8,11 @@ menuconfig AUXDISPLAY depends on PARPORT bool "Auxiliary Display support" + ---help--- + Say Y here to get to see options for auxiliary display drivers. + This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. if AUXDISPLAY && PARPORT diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index a4a31199240..ef32e977d30 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -6,6 +6,12 @@ menuconfig BLK_DEV bool "Block devices" depends on BLOCK default y + ---help--- + Say Y here to get to see options for various different block device + drivers. This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled; + only do this if you know what you are doing. if BLK_DEV diff --git a/drivers/block/lguest_blk.c b/drivers/block/lguest_blk.c index 93e3c4001bf..160cf14431a 100644 --- a/drivers/block/lguest_blk.c +++ b/drivers/block/lguest_blk.c @@ -308,9 +308,12 @@ static int lguestblk_probe(struct lguest_device *lgdev) } /* This allocates a "struct gendisk" where we pack all the information - * about the disk which the rest of Linux sees. We ask for one minor - * number; I do wonder if we should be asking for more. */ - bd->disk = alloc_disk(1); + * about the disk which the rest of Linux sees. The argument is the + * number of minor devices desired: we need one minor for the main + * disk, and one for each partition. Of course, we can't possibly know + * how many partitions are on the disk (add_disk does that). + */ + bd->disk = alloc_disk(16); if (!bd->disk) { err = -ENOMEM; goto out_unregister_blkdev; diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index 84ebfcc1ffb..c0fc4aeb859 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -2,6 +2,11 @@ menuconfig CRYPTO_HW bool "Hardware crypto devices" default y + ---help--- + Say Y here to get to see options for hardware crypto devices and + processors. This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. if CRYPTO_HW diff --git a/drivers/dma/ioatdma.c b/drivers/dma/ioatdma.c index 5fbe56b5cea..2d1f17865b6 100644 --- a/drivers/dma/ioatdma.c +++ b/drivers/dma/ioatdma.c @@ -347,8 +347,7 @@ ioat_dma_prep_memcpy(struct dma_chan *chan, size_t len, int int_en) new->async_tx.ack = 0; /* client is in control of this ack */ new->async_tx.cookie = -EBUSY; - pci_unmap_len_set(new, src_len, orig_len); - pci_unmap_len_set(new, dst_len, orig_len); + pci_unmap_len_set(new, len, orig_len); spin_unlock_bh(&ioat_chan->desc_lock); return new ? &new->async_tx : NULL; @@ -423,11 +422,11 @@ static void ioat_dma_memcpy_cleanup(struct ioat_dma_chan *chan) */ pci_unmap_page(chan->device->pdev, pci_unmap_addr(desc, dst), - pci_unmap_len(desc, dst_len), + pci_unmap_len(desc, len), PCI_DMA_FROMDEVICE); pci_unmap_page(chan->device->pdev, pci_unmap_addr(desc, src), - pci_unmap_len(desc, src_len), + pci_unmap_len(desc, len), PCI_DMA_TODEVICE); } diff --git a/drivers/dma/ioatdma.h b/drivers/dma/ioatdma.h index d3726478031..bf4dad70e0f 100644 --- a/drivers/dma/ioatdma.h +++ b/drivers/dma/ioatdma.h @@ -111,10 +111,9 @@ struct ioat_desc_sw { struct ioat_dma_descriptor *hw; struct list_head node; int tx_cnt; + DECLARE_PCI_UNMAP_LEN(len) DECLARE_PCI_UNMAP_ADDR(src) - DECLARE_PCI_UNMAP_LEN(src_len) DECLARE_PCI_UNMAP_ADDR(dst) - DECLARE_PCI_UNMAP_LEN(dst_len) struct dma_async_tx_descriptor async_tx; }; diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 3b63b0b7812..19667fcc722 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -5,6 +5,11 @@ menuconfig HID_SUPPORT bool "HID Devices" depends on INPUT default y + ---help--- + Say Y here to get to see options for various computer-human interface + device drivers. This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. if HID_SUPPORT diff --git a/drivers/hwmon/smsc47m1.c b/drivers/hwmon/smsc47m1.c index 338ee4f5461..d3181967f16 100644 --- a/drivers/hwmon/smsc47m1.c +++ b/drivers/hwmon/smsc47m1.c @@ -585,6 +585,8 @@ static int __devinit smsc47m1_probe(struct platform_device *pdev) if ((err = device_create_file(dev, &dev_attr_alarms))) goto error_remove_files; + if ((err = device_create_file(dev, &dev_attr_name))) + goto error_remove_files; data->class_dev = hwmon_device_register(dev); if (IS_ERR(data->class_dev)) { diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c index c51ae2e1775..d9a9ec7dd84 100644 --- a/drivers/hwmon/w83627ehf.c +++ b/drivers/hwmon/w83627ehf.c @@ -309,18 +309,16 @@ static inline int is_word_sized(u16 reg) || (reg & 0x00ff) == 0x55)); } -/* We assume that the default bank is 0, thus the following two functions do - nothing for registers which live in bank 0. For others, they respectively - set the bank register to the correct value (before the register is - accessed), and back to 0 (afterwards). */ +/* Registers 0x50-0x5f are banked */ static inline void w83627ehf_set_bank(struct w83627ehf_data *data, u16 reg) { - if (reg & 0xff00) { + if ((reg & 0x00f0) == 0x50) { outb_p(W83627EHF_REG_BANK, data->addr + ADDR_REG_OFFSET); outb_p(reg >> 8, data->addr + DATA_REG_OFFSET); } } +/* Not strictly necessary, but play it safe for now */ static inline void w83627ehf_reset_bank(struct w83627ehf_data *data, u16 reg) { if (reg & 0xff00) { @@ -421,6 +419,31 @@ static void w83627ehf_write_fan_div(struct w83627ehf_data *data, int nr) } } +static void w83627ehf_update_fan_div(struct w83627ehf_data *data) +{ + int i; + + i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1); + data->fan_div[0] = (i >> 4) & 0x03; + data->fan_div[1] = (i >> 6) & 0x03; + i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV2); + data->fan_div[2] = (i >> 6) & 0x03; + i = w83627ehf_read_value(data, W83627EHF_REG_VBAT); + data->fan_div[0] |= (i >> 3) & 0x04; + data->fan_div[1] |= (i >> 4) & 0x04; + data->fan_div[2] |= (i >> 5) & 0x04; + if (data->has_fan & ((1 << 3) | (1 << 4))) { + i = w83627ehf_read_value(data, W83627EHF_REG_DIODE); + data->fan_div[3] = i & 0x03; + data->fan_div[4] = ((i >> 2) & 0x03) + | ((i >> 5) & 0x04); + } + if (data->has_fan & (1 << 3)) { + i = w83627ehf_read_value(data, W83627EHF_REG_SMI_OVT); + data->fan_div[3] |= (i >> 5) & 0x04; + } +} + static struct w83627ehf_data *w83627ehf_update_device(struct device *dev) { struct w83627ehf_data *data = dev_get_drvdata(dev); @@ -432,25 +455,7 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev) if (time_after(jiffies, data->last_updated + HZ + HZ/2) || !data->valid) { /* Fan clock dividers */ - i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1); - data->fan_div[0] = (i >> 4) & 0x03; - data->fan_div[1] = (i >> 6) & 0x03; - i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV2); - data->fan_div[2] = (i >> 6) & 0x03; - i = w83627ehf_read_value(data, W83627EHF_REG_VBAT); - data->fan_div[0] |= (i >> 3) & 0x04; - data->fan_div[1] |= (i >> 4) & 0x04; - data->fan_div[2] |= (i >> 5) & 0x04; - if (data->has_fan & ((1 << 3) | (1 << 4))) { - i = w83627ehf_read_value(data, W83627EHF_REG_DIODE); - data->fan_div[3] = i & 0x03; - data->fan_div[4] = ((i >> 2) & 0x03) - | ((i >> 5) & 0x04); - } - if (data->has_fan & (1 << 3)) { - i = w83627ehf_read_value(data, W83627EHF_REG_SMI_OVT); - data->fan_div[3] |= (i >> 5) & 0x04; - } + w83627ehf_update_fan_div(data); /* Measured voltages and limits */ for (i = 0; i < data->in_num; i++) { @@ -1312,6 +1317,9 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev) if (!(i & (1 << 1)) && (!fan5pin)) data->has_fan |= (1 << 4); + /* Read fan clock dividers immediately */ + w83627ehf_update_fan_div(data); + /* Register sysfs hooks */ for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays); i++) if ((err = device_create_file(dev, diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c index f85b48fea1c..c95909cc1d2 100644 --- a/drivers/hwmon/w83781d.c +++ b/drivers/hwmon/w83781d.c @@ -740,9 +740,9 @@ store_sensor(struct device *dev, struct device_attribute *da, static SENSOR_DEVICE_ATTR(temp1_type, S_IRUGO | S_IWUSR, show_sensor, store_sensor, 0); static SENSOR_DEVICE_ATTR(temp2_type, S_IRUGO | S_IWUSR, - show_sensor, store_sensor, 0); + show_sensor, store_sensor, 1); static SENSOR_DEVICE_ATTR(temp3_type, S_IRUGO | S_IWUSR, - show_sensor, store_sensor, 0); + show_sensor, store_sensor, 2); /* I2C devices get this name attribute automatically, but for ISA devices we must create it by ourselves. */ diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index e049f65bc3a..7adb61bad6a 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -304,9 +304,9 @@ comment "IDE chipset support/bugfixes" config IDE_GENERIC tristate "generic/default IDE chipset support" - default y + default H8300 help - If unsure, say Y. + If unsure, say N. config BLK_DEV_CMD640 bool "CMD640 chipset bugfix/support" @@ -345,6 +345,7 @@ config BLK_DEV_CMD640_ENHANCED config BLK_DEV_IDEPNP bool "PNP EIDE support" depends on PNP + select IDE_GENERIC help If you have a PnP (Plug and Play) compatible EIDE card and would like the kernel to automatically detect and activate @@ -834,6 +835,7 @@ config BLK_DEV_IDE_AU1XXX_SEQTS_PER_RQ config IDE_ARM def_bool ARM && (ARCH_CLPS7500 || ARCH_RPC || ARCH_SHARK) + select IDE_GENERIC config BLK_DEV_IDE_ICSIDE tristate "ICS IDE interface support" @@ -867,6 +869,7 @@ config BLK_DEV_IDE_BAST config BLK_DEV_GAYLE bool "Amiga Gayle IDE interface support" depends on AMIGA + select IDE_GENERIC help This is the IDE driver for the Amiga Gayle IDE interface. It supports both the `A1200 style' and `A4000 style' of the Gayle IDE interface, @@ -898,6 +901,7 @@ config BLK_DEV_IDEDOUBLER config BLK_DEV_BUDDHA bool "Buddha/Catweasel/X-Surf IDE interface support (EXPERIMENTAL)" depends on ZORRO && EXPERIMENTAL + select IDE_GENERIC help This is the IDE driver for the IDE interfaces on the Buddha, Catweasel and X-Surf expansion boards. It supports up to two interfaces @@ -910,6 +914,7 @@ config BLK_DEV_BUDDHA config BLK_DEV_FALCON_IDE bool "Falcon IDE interface support" depends on ATARI + select IDE_GENERIC help This is the IDE driver for the builtin IDE interface on the Atari Falcon. Say Y if you have a Falcon and want to use IDE devices (hard @@ -919,6 +924,7 @@ config BLK_DEV_FALCON_IDE config BLK_DEV_MAC_IDE bool "Macintosh Quadra/Powerbook IDE interface support" depends on MAC + select IDE_GENERIC help This is the IDE driver for the builtin IDE interface on some m68k Macintosh models. It supports both the `Quadra style' (used in @@ -932,6 +938,7 @@ config BLK_DEV_MAC_IDE config BLK_DEV_Q40IDE bool "Q40/Q60 IDE interface support" depends on Q40 + select IDE_GENERIC help Enable the on-board IDE controller in the Q40/Q60. This should normally be on; disable it only if you are running a custom hard @@ -940,6 +947,7 @@ config BLK_DEV_Q40IDE config BLK_DEV_MPC8xx_IDE bool "MPC8xx IDE support" depends on 8xx && IDE=y && BLK_DEV_IDE=y + select IDE_GENERIC help This option provides support for IDE on Motorola MPC8xx Systems. Please see 'Type of MPC8xx IDE interface' for details. diff --git a/drivers/ide/cris/ide-cris.c b/drivers/ide/cris/ide-cris.c index fbfea46a34f..04636f7eaae 100644 --- a/drivers/ide/cris/ide-cris.c +++ b/drivers/ide/cris/ide-cris.c @@ -718,6 +718,8 @@ static void tune_cris_ide(ide_drive_t *drive, u8 pio) } cris_ide_set_speed(TYPE_PIO, setup, strobe, hold); + + (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio); } static int speed_cris_ide(ide_drive_t *drive, u8 speed) diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index 5ce4216f72a..eba1adbc1b6 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -481,6 +481,15 @@ static inline int idedisk_supports_lba48(const struct hd_driveid *id) && id->lba_capacity_2; } +/* + * Some disks report total number of sectors instead of + * maximum sector address. We list them here. + */ +static const struct drive_list_entry hpa_list[] = { + { "ST340823A", NULL }, + { NULL, NULL } +}; + static void idedisk_check_hpa(ide_drive_t *drive) { unsigned long long capacity, set_max; @@ -492,6 +501,15 @@ static void idedisk_check_hpa(ide_drive_t *drive) else set_max = idedisk_read_native_max_address(drive); + if (ide_in_drive_list(drive->id, hpa_list)) { + /* + * Since we are inclusive wrt to firmware revisions do this + * extra check and apply the workaround only when needed. + */ + if (set_max == capacity + 1) + set_max--; + } + if (set_max <= capacity) return; diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index 5fe1d72ab45..ff644a5e12c 100644 --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c @@ -135,25 +135,6 @@ static const struct drive_list_entry drive_blacklist [] = { }; /** - * ide_in_drive_list - look for drive in black/white list - * @id: drive identifier - * @drive_table: list to inspect - * - * Look for a drive in the blacklist and the whitelist tables - * Returns 1 if the drive is found in the table. - */ - -int ide_in_drive_list(struct hd_driveid *id, const struct drive_list_entry *drive_table) -{ - for ( ; drive_table->id_model ; drive_table++) - if ((!strcmp(drive_table->id_model, id->model)) && - (!drive_table->id_firmware || - strstr(id->fw_rev, drive_table->id_firmware))) - return 1; - return 0; -} - -/** * ide_dma_intr - IDE DMA interrupt handler * @drive: the drive the interrupt is for * @@ -349,9 +330,17 @@ EXPORT_SYMBOL_GPL(ide_destroy_dmatable); static int config_drive_for_dma (ide_drive_t *drive) { + ide_hwif_t *hwif = drive->hwif; struct hd_driveid *id = drive->id; - if ((id->capability & 1) && drive->hwif->autodma) { + /* consult the list of known "bad" drives */ + if (__ide_dma_bad_drive(drive)) + return -1; + + if (drive->media != ide_disk && hwif->atapi_dma == 0) + return -1; + + if ((id->capability & 1) && drive->autodma) { /* * Enable DMA on any drive that has * UltraDMA (mode 0/1/2/3/4/5/6) enabled @@ -514,20 +503,6 @@ int __ide_dma_on (ide_drive_t *drive) EXPORT_SYMBOL(__ide_dma_on); /** - * __ide_dma_check - check DMA setup - * @drive: drive to check - * - * Don't use - due for extermination - */ - -int __ide_dma_check (ide_drive_t *drive) -{ - return config_drive_for_dma(drive); -} - -EXPORT_SYMBOL(__ide_dma_check); - -/** * ide_dma_setup - begin a DMA phase * @drive: target device * @@ -1021,7 +996,7 @@ void ide_setup_dma (ide_hwif_t *hwif, unsigned long dma_base, unsigned int num_p if (!hwif->dma_host_on) hwif->dma_host_on = &ide_dma_host_on; if (!hwif->ide_dma_check) - hwif->ide_dma_check = &__ide_dma_check; + hwif->ide_dma_check = &config_drive_for_dma; if (!hwif->dma_setup) hwif->dma_setup = &ide_dma_setup; if (!hwif->dma_exec_cmd) diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index 92578b6832e..f4cd2700cae 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -565,6 +565,36 @@ int ide_wait_stat (ide_startstop_t *startstop, ide_drive_t *drive, u8 good, u8 b EXPORT_SYMBOL(ide_wait_stat); +/** + * ide_in_drive_list - look for drive in black/white list + * @id: drive identifier + * @drive_table: list to inspect + * + * Look for a drive in the blacklist and the whitelist tables + * Returns 1 if the drive is found in the table. + */ + +int ide_in_drive_list(struct hd_driveid *id, const struct drive_list_entry *drive_table) +{ + for ( ; drive_table->id_model; drive_table++) + if ((!strcmp(drive_table->id_model, id->model)) && + (!drive_table->id_firmware || + strstr(id->fw_rev, drive_table->id_firmware))) + return 1; + return 0; +} + +EXPORT_SYMBOL_GPL(ide_in_drive_list); + +/* + * Early UDMA66 devices don't set bit14 to 1, only bit13 is valid. + * We list them here and depend on the device side cable detection for them. + */ +static const struct drive_list_entry ivb_list[] = { + { "QUANTUM FIREBALLlct10 05" , "A03.0900" }, + { NULL , NULL } +}; + /* * All hosts that use the 80c ribbon must use! * The name is derived from upper byte of word 93 and the 80c ribbon. @@ -573,11 +603,16 @@ u8 eighty_ninty_three (ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; struct hd_driveid *id = drive->id; + int ivb = ide_in_drive_list(id, ivb_list); if (hwif->cbl == ATA_CBL_PATA40_SHORT) return 1; - if (hwif->cbl != ATA_CBL_PATA80) + if (ivb) + printk(KERN_DEBUG "%s: skipping word 93 validity check\n", + drive->name); + + if (hwif->cbl != ATA_CBL_PATA80 && !ivb) goto no_80w; /* Check for SATA but only if we are ATA5 or higher */ @@ -587,11 +622,11 @@ u8 eighty_ninty_three (ide_drive_t *drive) /* * FIXME: * - change master/slave IDENTIFY order - * - force bit13 (80c cable present) check + * - force bit13 (80c cable present) check also for !ivb devices * (unless the slave device is pre-ATA3) */ #ifndef CONFIG_IDEDMA_IVB - if (id->hw_config & 0x4000) + if ((id->hw_config & 0x4000) || (ivb && (id->hw_config & 0x2000))) #else if (id->hw_config & 0x6000) #endif @@ -795,7 +830,7 @@ int ide_config_drive_speed (ide_drive_t *drive, u8 speed) hwif->OUTB(drive->ctl | 2, IDE_CONTROL_REG); hwif->OUTB(speed, IDE_NSECTOR_REG); hwif->OUTB(SETFEATURES_XFER, IDE_FEATURE_REG); - hwif->OUTB(WIN_SETFEATURES, IDE_COMMAND_REG); + hwif->OUTBSYNC(drive, WIN_SETFEATURES, IDE_COMMAND_REG); if ((IDE_CONTROL_REG) && (drive->quirk_list == 2)) hwif->OUTB(drive->ctl, IDE_CONTROL_REG); udelay(1); @@ -822,7 +857,7 @@ int ide_config_drive_speed (ide_drive_t *drive, u8 speed) */ for (i = 0; i < 10; i++) { udelay(1); - if (OK_STAT((stat = hwif->INB(IDE_STATUS_REG)), DRIVE_READY, BUSY_STAT|DRQ_STAT|ERR_STAT)) { + if (OK_STAT((stat = hwif->INB(IDE_STATUS_REG)), drive->ready_stat, BUSY_STAT|DRQ_STAT|ERR_STAT)) { error = 0; break; } diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c index acaf71fd4c0..e5949b1d3fb 100644 --- a/drivers/ide/pci/cs5530.c +++ b/drivers/ide/pci/cs5530.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/cs5530.c Version 0.73 Mar 10 2007 + * linux/drivers/ide/pci/cs5530.c Version 0.74 Jul 28 2007 * * Copyright (C) 2000 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2000 Mark Lord <mlord@pobox.com> @@ -207,6 +207,9 @@ static unsigned int __devinit init_chipset_cs5530 (struct pci_dev *dev, const ch struct pci_dev *master_0 = NULL, *cs5530_0 = NULL; unsigned long flags; + if (pci_resource_start(dev, 4) == 0) + return -EFAULT; + dev = NULL; while ((dev = pci_get_device(PCI_VENDOR_ID_CYRIX, PCI_ANY_ID, dev)) != NULL) { switch (dev->device) { @@ -325,6 +328,9 @@ static void __devinit init_hwif_cs5530 (ide_hwif_t *hwif) /* needs autotuning later */ } + if (hwif->dma_base == 0) + return; + hwif->atapi_dma = 1; hwif->ultra_mask = 0x07; hwif->mwdma_mask = 0x07; diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c index 19778c5fe71..cb8fe5643d3 100644 --- a/drivers/ide/pci/hpt34x.c +++ b/drivers/ide/pci/hpt34x.c @@ -89,11 +89,7 @@ static int hpt34x_config_drive_xfer_rate (ide_drive_t *drive) drive->init_speed = 0; if (ide_tune_dma(drive)) -#ifndef CONFIG_HPT34X_AUTODMA return -1; -#else - return 0; -#endif if (ide_use_fast_pio(drive)) hpt34x_tune_drive(drive, 255); @@ -160,9 +156,11 @@ static void __devinit init_hwif_hpt34x(ide_hwif_t *hwif) if (!hwif->dma_base) return; +#ifdef CONFIG_HPT34X_AUTODMA hwif->ultra_mask = 0x07; hwif->mwdma_mask = 0x07; hwif->swdma_mask = 0x07; +#endif hwif->ide_dma_check = &hpt34x_config_drive_xfer_rate; if (!noautodma) diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c index 09941f37d63..465c935fdf2 100644 --- a/drivers/ide/pci/ns87415.c +++ b/drivers/ide/pci/ns87415.c @@ -187,14 +187,6 @@ static int ns87415_ide_dma_setup(ide_drive_t *drive) return 1; } -static int ns87415_ide_dma_check (ide_drive_t *drive) -{ - if (drive->media != ide_disk) - return -1; - - return __ide_dma_check(drive); -} - static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; @@ -266,7 +258,6 @@ static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif) outb(0x60, hwif->dma_status); hwif->dma_setup = &ns87415_ide_dma_setup; - hwif->ide_dma_check = &ns87415_ide_dma_check; hwif->ide_dma_end = &ns87415_ide_dma_end; if (!noautodma) diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c index 8a66a2871b3..f6db2f37efa 100644 --- a/drivers/ide/pci/pdc202xx_new.c +++ b/drivers/ide/pci/pdc202xx_new.c @@ -378,6 +378,9 @@ static unsigned int __devinit init_chipset_pdcnew(struct pci_dev *dev, const cha int f, r; u8 pll_ctl0, pll_ctl1; + if (dma_base == 0) + return -EFAULT; + #ifdef CONFIG_PPC_PMAC apple_kiwi_init(dev); #endif @@ -494,15 +497,18 @@ static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif) hwif->speedproc = &pdcnew_tune_chipset; hwif->resetproc = &pdcnew_reset; + hwif->err_stops_fifo = 1; + hwif->drives[0].autotune = hwif->drives[1].autotune = 1; + if (hwif->dma_base == 0) + return; + hwif->atapi_dma = 1; hwif->ultra_mask = hwif->cds->udma_mask; hwif->mwdma_mask = 0x07; - hwif->err_stops_fifo = 1; - hwif->ide_dma_check = &pdcnew_config_drive_xfer_rate; if (hwif->cbl != ATA_CBL_PATA40_SHORT) diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c index fbcb0bb9c95..e19a891171c 100644 --- a/drivers/ide/pci/pdc202xx_old.c +++ b/drivers/ide/pci/pdc202xx_old.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/pdc202xx_old.c Version 0.50 Mar 3, 2007 + * linux/drivers/ide/pci/pdc202xx_old.c Version 0.51 Jul 27, 2007 * * Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2006-2007 MontaVista Software, Inc. @@ -337,15 +337,18 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif) hwif->speedproc = &pdc202xx_tune_chipset; + hwif->err_stops_fifo = 1; + hwif->drives[0].autotune = hwif->drives[1].autotune = 1; + if (hwif->dma_base == 0) + return; + hwif->ultra_mask = hwif->cds->udma_mask; hwif->mwdma_mask = 0x07; hwif->swdma_mask = 0x07; hwif->atapi_dma = 1; - hwif->err_stops_fifo = 1; - hwif->ide_dma_check = &pdc202xx_config_drive_xfer_rate; hwif->dma_lost_irq = &pdc202xx_dma_lost_irq; hwif->dma_timeout = &pdc202xx_dma_timeout; diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c index 024bbfae042..098692a6d61 100644 --- a/drivers/ide/pci/triflex.c +++ b/drivers/ide/pci/triflex.c @@ -115,6 +115,9 @@ static void __devinit init_hwif_triflex(ide_hwif_t *hwif) hwif->tuneproc = &triflex_tune_drive; hwif->speedproc = &triflex_tune_chipset; + if (hwif->dma_base == 0) + return; + hwif->atapi_dma = 1; hwif->mwdma_mask = 0x07; hwif->swdma_mask = 0x07; diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c index 33630ad3e79..4b13cd9a027 100644 --- a/drivers/ide/ppc/pmac.c +++ b/drivers/ide/ppc/pmac.c @@ -604,6 +604,9 @@ out: drive->id->dma_1word |= 0x0101; break; default: break; } + if (!drive->init_speed) + drive->init_speed = command; + drive->current_speed = command; } enable_irq(hwif->irq); return result; @@ -986,7 +989,6 @@ pmac_ide_tune_chipset (ide_drive_t *drive, byte speed) return ret; pmac_ide_do_update_timings(drive); - drive->current_speed = speed; return 0; } @@ -1737,11 +1739,6 @@ pmac_ide_mdma_enable(ide_drive_t *drive, u16 mode) /* Apply timings to controller */ *timings = timing_local[0]; *timings2 = timing_local[1]; - - /* Set speed info in drive */ - drive->current_speed = mode; - if (!drive->init_speed) - drive->init_speed = mode; return 1; } @@ -1793,11 +1790,6 @@ pmac_ide_udma_enable(ide_drive_t *drive, u16 mode) *timings = timing_local[0]; *timings2 = timing_local[1]; - /* Set speed info in drive */ - drive->current_speed = mode; - if (!drive->init_speed) - drive->init_speed = mode; - return 1; } diff --git a/drivers/infiniband/core/agent.c b/drivers/infiniband/core/agent.c index db2633e4aae..ae7c2880e62 100644 --- a/drivers/infiniband/core/agent.c +++ b/drivers/infiniband/core/agent.c @@ -78,15 +78,14 @@ ib_get_agent_port(struct ib_device *device, int port_num) return entry; } -int agent_send_response(struct ib_mad *mad, struct ib_grh *grh, - struct ib_wc *wc, struct ib_device *device, - int port_num, int qpn) +void agent_send_response(struct ib_mad *mad, struct ib_grh *grh, + struct ib_wc *wc, struct ib_device *device, + int port_num, int qpn) { struct ib_agent_port_private *port_priv; struct ib_mad_agent *agent; struct ib_mad_send_buf *send_buf; struct ib_ah *ah; - int ret; struct ib_mad_send_wr_private *mad_send_wr; if (device->node_type == RDMA_NODE_IB_SWITCH) @@ -96,23 +95,21 @@ int agent_send_response(struct ib_mad *mad, struct ib_grh *grh, if (!port_priv) { printk(KERN_ERR SPFX "Unable to find port agent\n"); - return -ENODEV; + return; } agent = port_priv->agent[qpn]; ah = ib_create_ah_from_wc(agent->qp->pd, wc, grh, port_num); if (IS_ERR(ah)) { - ret = PTR_ERR(ah); - printk(KERN_ERR SPFX "ib_create_ah_from_wc error:%d\n", ret); - return ret; + printk(KERN_ERR SPFX "ib_create_ah_from_wc error\n"); + return; } send_buf = ib_create_send_mad(agent, wc->src_qp, wc->pkey_index, 0, IB_MGMT_MAD_HDR, IB_MGMT_MAD_DATA, GFP_KERNEL); if (IS_ERR(send_buf)) { - ret = PTR_ERR(send_buf); - printk(KERN_ERR SPFX "ib_create_send_mad error:%d\n", ret); + printk(KERN_ERR SPFX "ib_create_send_mad error\n"); goto err1; } @@ -126,16 +123,15 @@ int agent_send_response(struct ib_mad *mad, struct ib_grh *grh, mad_send_wr->send_wr.wr.ud.port_num = port_num; } - if ((ret = ib_post_send_mad(send_buf, NULL))) { - printk(KERN_ERR SPFX "ib_post_send_mad error:%d\n", ret); + if (ib_post_send_mad(send_buf, NULL)) { + printk(KERN_ERR SPFX "ib_post_send_mad error\n"); goto err2; } - return 0; + return; err2: ib_free_send_mad(send_buf); err1: ib_destroy_ah(ah); - return ret; } static void agent_send_handler(struct ib_mad_agent *mad_agent, diff --git a/drivers/infiniband/core/agent.h b/drivers/infiniband/core/agent.h index 86d72fab37b..fb9ed1489f9 100644 --- a/drivers/infiniband/core/agent.h +++ b/drivers/infiniband/core/agent.h @@ -46,8 +46,8 @@ extern int ib_agent_port_open(struct ib_device *device, int port_num); extern int ib_agent_port_close(struct ib_device *device, int port_num); -extern int agent_send_response(struct ib_mad *mad, struct ib_grh *grh, - struct ib_wc *wc, struct ib_device *device, - int port_num, int qpn); +extern void agent_send_response(struct ib_mad *mad, struct ib_grh *grh, + struct ib_wc *wc, struct ib_device *device, + int port_num, int qpn); #endif /* __AGENT_H_ */ diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 3ada17c0f23..2506c43ba04 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -702,7 +702,7 @@ int ib_find_pkey(struct ib_device *device, if (ret) return ret; - if (pkey == tmp_pkey) { + if ((pkey & 0x7fff) == (tmp_pkey & 0x7fff)) { *index = i; return 0; } diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c index bc547f1d34b..6f4287716ab 100644 --- a/drivers/infiniband/core/mad.c +++ b/drivers/infiniband/core/mad.c @@ -1842,16 +1842,11 @@ static void ib_mad_recv_done_handler(struct ib_mad_port_private *port_priv, { struct ib_mad_qp_info *qp_info; struct ib_mad_private_header *mad_priv_hdr; - struct ib_mad_private *recv, *response; + struct ib_mad_private *recv, *response = NULL; struct ib_mad_list_head *mad_list; struct ib_mad_agent_private *mad_agent; int port_num; - response = kmem_cache_alloc(ib_mad_cache, GFP_KERNEL); - if (!response) - printk(KERN_ERR PFX "ib_mad_recv_done_handler no memory " - "for response buffer\n"); - mad_list = (struct ib_mad_list_head *)(unsigned long)wc->wr_id; qp_info = mad_list->mad_queue->qp_info; dequeue_mad(mad_list); @@ -1879,6 +1874,13 @@ static void ib_mad_recv_done_handler(struct ib_mad_port_private *port_priv, if (!validate_mad(&recv->mad.mad, qp_info->qp->qp_num)) goto out; + response = kmem_cache_alloc(ib_mad_cache, GFP_KERNEL); + if (!response) { + printk(KERN_ERR PFX "ib_mad_recv_done_handler no memory " + "for response buffer\n"); + goto out; + } + if (port_priv->device->node_type == RDMA_NODE_IB_SWITCH) port_num = wc->port_num; else @@ -1914,12 +1916,11 @@ static void ib_mad_recv_done_handler(struct ib_mad_port_private *port_priv, response->header.recv_wc.recv_buf.mad = &response->mad.mad; response->header.recv_wc.recv_buf.grh = &response->grh; - if (!agent_send_response(&response->mad.mad, - &response->grh, wc, - port_priv->device, - smi_get_fwd_port(&recv->mad.smp), - qp_info->qp->qp_num)) - response = NULL; + agent_send_response(&response->mad.mad, + &response->grh, wc, + port_priv->device, + smi_get_fwd_port(&recv->mad.smp), + qp_info->qp->qp_num); goto out; } diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c index 3663fd7022b..d43bc62005b 100644 --- a/drivers/infiniband/core/mad_rmpp.c +++ b/drivers/infiniband/core/mad_rmpp.c @@ -163,8 +163,10 @@ static struct ib_mad_send_buf *alloc_response_msg(struct ib_mad_agent *agent, hdr_len, 0, GFP_KERNEL); if (IS_ERR(msg)) ib_destroy_ah(ah); - else + else { msg->ah = ah; + msg->context[0] = ah; + } return msg; } @@ -197,9 +199,7 @@ static void ack_ds_ack(struct ib_mad_agent_private *agent, void ib_rmpp_send_handler(struct ib_mad_send_wc *mad_send_wc) { - struct ib_rmpp_mad *rmpp_mad = mad_send_wc->send_buf->mad; - - if (rmpp_mad->rmpp_hdr.rmpp_type != IB_MGMT_RMPP_TYPE_ACK) + if (mad_send_wc->send_buf->context[0] == mad_send_wc->send_buf->ah) ib_destroy_ah(mad_send_wc->send_buf->ah); ib_free_send_mad(mad_send_wc->send_buf); } diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index 20ab6b3e484..d271bd715c1 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -385,9 +385,7 @@ static void update_sm_ah(struct work_struct *work) new_ah->pkey_index = 0; if (ib_find_pkey(port->agent->device, port->port_num, - IB_DEFAULT_PKEY_FULL, &new_ah->pkey_index) && - ib_find_pkey(port->agent->device, port->port_num, - IB_DEFAULT_PKEY_PARTIAL, &new_ah->pkey_index)) + IB_DEFAULT_PKEY_FULL, &new_ah->pkey_index)) printk(KERN_ERR "Couldn't find index for default PKey\n"); memset(&ah_attr, 0, sizeof ah_attr); diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c index 26d0470eef6..664d2faa9e7 100644 --- a/drivers/infiniband/core/umem.c +++ b/drivers/infiniband/core/umem.c @@ -40,6 +40,11 @@ #include "uverbs.h" +#define IB_UMEM_MAX_PAGE_CHUNK \ + ((PAGE_SIZE - offsetof(struct ib_umem_chunk, page_list)) / \ + ((void *) &((struct ib_umem_chunk *) 0)->page_list[1] - \ + (void *) &((struct ib_umem_chunk *) 0)->page_list[0])) + static void __ib_umem_release(struct ib_device *dev, struct ib_umem *umem, int dirty) { struct ib_umem_chunk *chunk, *tmp; diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c index 9574088f0d4..1cdfcd43b0b 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_cm.c +++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c @@ -139,7 +139,7 @@ static void release_tid(struct t3cdev *tdev, u32 hwtid, struct sk_buff *skb) req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_TID_RELEASE, hwtid)); skb->priority = CPL_PRIORITY_SETUP; - tdev->send(tdev, skb); + cxgb3_ofld_send(tdev, skb); return; } @@ -161,7 +161,7 @@ int iwch_quiesce_tid(struct iwch_ep *ep) req->val = cpu_to_be64(1 << S_TCB_RX_QUIESCE); skb->priority = CPL_PRIORITY_DATA; - ep->com.tdev->send(ep->com.tdev, skb); + cxgb3_ofld_send(ep->com.tdev, skb); return 0; } @@ -183,7 +183,7 @@ int iwch_resume_tid(struct iwch_ep *ep) req->val = 0; skb->priority = CPL_PRIORITY_DATA; - ep->com.tdev->send(ep->com.tdev, skb); + cxgb3_ofld_send(ep->com.tdev, skb); return 0; } @@ -784,7 +784,7 @@ static int update_rx_credits(struct iwch_ep *ep, u32 credits) OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RX_DATA_ACK, ep->hwtid)); req->credit_dack = htonl(V_RX_CREDITS(credits) | V_RX_FORCE_ACK(1)); skb->priority = CPL_PRIORITY_ACK; - ep->com.tdev->send(ep->com.tdev, skb); + cxgb3_ofld_send(ep->com.tdev, skb); return credits; } @@ -1152,7 +1152,7 @@ static int listen_start(struct iwch_listen_ep *ep) req->opt1 = htonl(V_CONN_POLICY(CPL_CONN_POLICY_ASK)); skb->priority = 1; - ep->com.tdev->send(ep->com.tdev, skb); + cxgb3_ofld_send(ep->com.tdev, skb); return 0; } @@ -1186,7 +1186,7 @@ static int listen_stop(struct iwch_listen_ep *ep) req->cpu_idx = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_CLOSE_LISTSRV_REQ, ep->stid)); skb->priority = 1; - ep->com.tdev->send(ep->com.tdev, skb); + cxgb3_ofld_send(ep->com.tdev, skb); return 0; } @@ -1264,7 +1264,7 @@ static void reject_cr(struct t3cdev *tdev, u32 hwtid, __be32 peer_ip, rpl->opt0l_status = htonl(CPL_PASS_OPEN_REJECT); rpl->opt2 = 0; rpl->rsvd = rpl->opt2; - tdev->send(tdev, skb); + cxgb3_ofld_send(tdev, skb); } } @@ -1557,7 +1557,7 @@ static int peer_abort(struct t3cdev *tdev, struct sk_buff *skb, void *ctx) rpl->wr.wr_lo = htonl(V_WR_TID(ep->hwtid)); OPCODE_TID(rpl) = htonl(MK_OPCODE_TID(CPL_ABORT_RPL, ep->hwtid)); rpl->cmd = CPL_ABORT_NO_RST; - ep->com.tdev->send(ep->com.tdev, rpl_skb); + cxgb3_ofld_send(ep->com.tdev, rpl_skb); if (state != ABORTING) { state_set(&ep->com, DEAD); release_ep_resources(ep); diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c index 660b27aecae..8bf44daf45e 100644 --- a/drivers/infiniband/hw/mlx4/cq.c +++ b/drivers/infiniband/hw/mlx4/cq.c @@ -389,7 +389,7 @@ static int mlx4_ib_poll_one(struct mlx4_ib_cq *cq, wc->opcode = IB_WC_SEND; break; case MLX4_OPCODE_RDMA_READ: - wc->opcode = IB_WC_SEND; + wc->opcode = IB_WC_RDMA_READ; wc->byte_len = be32_to_cpu(cqe->byte_cnt); break; case MLX4_OPCODE_ATOMIC_CS: diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index 333091787c5..0ed02b7834d 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -109,7 +109,7 @@ int mlx4_MAD_IFC(struct mlx4_ib_dev *dev, int ignore_mkey, int ignore_bkey, in_modifier, op_modifier, MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C); - if (!err); + if (!err) memcpy(response_mad, outmailbox->buf, 256); mlx4_free_cmd_mailbox(dev->dev, inmailbox); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c index 982eb88e27e..563aeacf9e1 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c @@ -211,6 +211,7 @@ out_free_cq: out_free_mr: ib_dereg_mr(priv->mr); + ipoib_cm_dev_cleanup(dev); out_free_pd: ib_dealloc_pd(priv->pd); diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index f01ca182f22..f6a05142814 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -75,16 +75,12 @@ module_param(topspin_workarounds, int, 0444); MODULE_PARM_DESC(topspin_workarounds, "Enable workarounds for Topspin/Cisco SRP target bugs if != 0"); -static const u8 topspin_oui[3] = { 0x00, 0x05, 0xad }; - static int mellanox_workarounds = 1; module_param(mellanox_workarounds, int, 0444); MODULE_PARM_DESC(mellanox_workarounds, "Enable workarounds for Mellanox SRP target bugs if != 0"); -static const u8 mellanox_oui[3] = { 0x00, 0x02, 0xc9 }; - static void srp_add_one(struct ib_device *device); static void srp_remove_one(struct ib_device *device); static void srp_completion(struct ib_cq *cq, void *target_ptr); @@ -108,6 +104,24 @@ static const char *srp_target_info(struct Scsi_Host *host) return host_to_target(host)->target_name; } +static int srp_target_is_topspin(struct srp_target_port *target) +{ + static const u8 topspin_oui[3] = { 0x00, 0x05, 0xad }; + static const u8 cisco_oui[3] = { 0x00, 0x1b, 0x0d }; + + return topspin_workarounds && + (!memcmp(&target->ioc_guid, topspin_oui, sizeof topspin_oui) || + !memcmp(&target->ioc_guid, cisco_oui, sizeof cisco_oui)); +} + +static int srp_target_is_mellanox(struct srp_target_port *target) +{ + static const u8 mellanox_oui[3] = { 0x00, 0x02, 0xc9 }; + + return mellanox_workarounds && + !memcmp(&target->ioc_guid, mellanox_oui, sizeof mellanox_oui); +} + static struct srp_iu *srp_alloc_iu(struct srp_host *host, size_t size, gfp_t gfp_mask, enum dma_data_direction direction) @@ -360,7 +374,7 @@ static int srp_send_req(struct srp_target_port *target) * zero out the first 8 bytes of our initiator port ID and set * the second 8 bytes to the local node GUID. */ - if (topspin_workarounds && !memcmp(&target->ioc_guid, topspin_oui, 3)) { + if (srp_target_is_topspin(target)) { printk(KERN_DEBUG PFX "Topspin/Cisco initiator port ID workaround " "activated for target GUID %016llx\n", (unsigned long long) be64_to_cpu(target->ioc_guid)); @@ -585,8 +599,8 @@ static int srp_map_fmr(struct srp_target_port *target, struct scatterlist *scat, if (!dev->fmr_pool) return -ENODEV; - if ((ib_sg_dma_address(ibdev, &scat[0]) & ~dev->fmr_page_mask) && - mellanox_workarounds && !memcmp(&target->ioc_guid, mellanox_oui, 3)) + if (srp_target_is_mellanox(target) && + (ib_sg_dma_address(ibdev, &scat[0]) & ~dev->fmr_page_mask)) return -EINVAL; len = page_cnt = 0; @@ -1087,8 +1101,7 @@ static void srp_cm_rej_handler(struct ib_cm_id *cm_id, break; case IB_CM_REJ_PORT_REDIRECT: - if (topspin_workarounds && - !memcmp(&target->ioc_guid, topspin_oui, 3)) { + if (srp_target_is_topspin(target)) { /* * Topspin/Cisco SRP gateways incorrectly send * reject reason code 25 when they mean 24 diff --git a/drivers/isdn/hisax/hfc_usb.c b/drivers/isdn/hisax/hfc_usb.c index b1a26e02df0..60843b3f3b6 100644 --- a/drivers/isdn/hisax/hfc_usb.c +++ b/drivers/isdn/hisax/hfc_usb.c @@ -1,12 +1,12 @@ /* * hfc_usb.c * - * $Id: hfc_usb.c,v 2.3.2.13 2006/02/17 17:17:22 mbachem Exp $ + * $Id: hfc_usb.c,v 2.3.2.20 2007/08/20 14:07:54 mbachem Exp $ * * modular HiSax ISDN driver for Colognechip HFC-S USB chip * - * Authors : Peter Sprenger (sprenger@moving-bytes.de) - * Martin Bachem (info@colognechip.com) + * Authors : Peter Sprenger (sprenger@moving-bytes.de) + * Martin Bachem (m.bachem@gmx.de, info@colognechip.com) * * based on the first hfc_usb driver of * Werner Cornelius (werner@isdn-development.de) @@ -37,24 +37,25 @@ #include <linux/kernel_stat.h> #include <linux/usb.h> #include <linux/kernel.h> +#include <linux/smp_lock.h> +#include <linux/sched.h> +#include <linux/moduleparam.h> #include "hisax.h" #include "hisax_if.h" #include "hfc_usb.h" static const char *hfcusb_revision = - "$Revision: 2.3.2.13 $ $Date: 2006/02/17 17:17:22 $ "; + "$Revision: 2.3.2.20 $ $Date: 2007/08/20 14:07:54 $ "; /* Hisax debug support -* use "modprobe debug=x" where x is bitfield of USB_DBG & ISDN_DBG +* debug flags defined in hfc_usb.h as HFCUSB_DBG_[*] */ -#ifdef CONFIG_HISAX_DEBUG -#include <linux/moduleparam.h> #define __debug_variable hfc_debug #include "hisax_debug.h" static u_int debug; module_param(debug, uint, 0); static int hfc_debug; -#endif + /* private vendor specific data */ typedef struct { @@ -63,9 +64,7 @@ typedef struct { char *vend_name; // device name } hfcsusb_vdata; -/****************************************/ -/* data defining the devices to be used */ -/****************************************/ +/* VID/PID device list */ static struct usb_device_id hfcusb_idtab[] = { { USB_DEVICE(0x0959, 0x2bd0), @@ -90,49 +89,47 @@ static struct usb_device_id hfcusb_idtab[] = { .driver_info = (unsigned long) &((hfcsusb_vdata) {LED_SCHEME1, {4, 0, 2, 1}, "Stollmann USB TA"}), - }, + }, { USB_DEVICE(0x0742, 0x2009), .driver_info = (unsigned long) &((hfcsusb_vdata) {LED_SCHEME1, {4, 0, 2, 1}, "Aceex USB ISDN TA"}), - }, + }, { USB_DEVICE(0x0742, 0x200A), .driver_info = (unsigned long) &((hfcsusb_vdata) {LED_SCHEME1, {4, 0, 2, 1}, "OEM USB ISDN TA"}), - }, + }, { USB_DEVICE(0x08e3, 0x0301), .driver_info = (unsigned long) &((hfcsusb_vdata) {LED_SCHEME1, {2, 0, 1, 4}, "Olitec USB RNIS"}), - }, + }, { USB_DEVICE(0x07fa, 0x0846), .driver_info = (unsigned long) &((hfcsusb_vdata) {LED_SCHEME1, {0x80, -64, -32, -16}, "Bewan Modem RNIS USB"}), - }, + }, { USB_DEVICE(0x07fa, 0x0847), .driver_info = (unsigned long) &((hfcsusb_vdata) {LED_SCHEME1, {0x80, -64, -32, -16}, "Djinn Numeris USB"}), - }, + }, { USB_DEVICE(0x07b0, 0x0006), .driver_info = (unsigned long) &((hfcsusb_vdata) {LED_SCHEME1, {0x80, -64, -32, -16}, "Twister ISDN TA"}), - }, + }, { } }; -/***************************************************************/ /* structure defining input+output fifos (interrupt/bulk mode) */ -/***************************************************************/ struct usb_fifo; /* forward definition */ typedef struct iso_urb_struct { struct urb *purb; @@ -140,8 +137,8 @@ typedef struct iso_urb_struct { struct usb_fifo *owner_fifo; /* pointer to owner fifo */ } iso_urb_struct; - struct hfcusb_data; /* forward definition */ + typedef struct usb_fifo { int fifonum; /* fifo index attached to this structure */ int active; /* fifo is currently active */ @@ -160,15 +157,12 @@ typedef struct usb_fifo { struct hisax_if *hif; /* hisax interface */ int delete_flg; /* only delete skbuff once */ int last_urblen; /* remember length of last packet */ - } usb_fifo; -/*********************************************/ /* structure holding all data for one device */ -/*********************************************/ typedef struct hfcusb_data { /* HiSax Interface for loadable Layer1 drivers */ - struct hisax_d_if d_if; /* see hisax_if.h */ + struct hisax_d_if d_if; /* see hisax_if.h */ struct hisax_b_if b_if[2]; /* see hisax_if.h */ int protocol; @@ -176,12 +170,13 @@ typedef struct hfcusb_data { int if_used; /* used interface number */ int alt_used; /* used alternate config */ int ctrl_paksize; /* control pipe packet size */ - int ctrl_in_pipe, ctrl_out_pipe; /* handles for control pipe */ + int ctrl_in_pipe, /* handles for control pipe */ + ctrl_out_pipe; int cfg_used; /* configuration index used */ int vend_idx; /* vendor found */ int b_mode[2]; /* B-channel mode */ int l1_activated; /* layer 1 activated */ - int disc_flag; /* 'true' if device was disonnected to avoid some USB actions */ + int disc_flag; /* TRUE if device was disonnected to avoid some USB actions */ int packet_size, iso_packet_size; /* control pipe background handling */ @@ -208,7 +203,6 @@ typedef struct hfcusb_data { static void collect_rx_frame(usb_fifo * fifo, __u8 * data, int len, int finish); - static inline const char * symbolic(struct hfcusb_symbolic_list list[], const int num) { @@ -219,10 +213,6 @@ symbolic(struct hfcusb_symbolic_list list[], const int num) return "<unknown ERROR>"; } - -/******************************************************/ -/* start next background transfer for control channel */ -/******************************************************/ static void ctrl_start_transfer(hfcusb_data * hfc) { @@ -240,10 +230,6 @@ ctrl_start_transfer(hfcusb_data * hfc) } } /* ctrl_start_transfer */ -/************************************/ -/* queue a control transfer request */ -/* return 0 on success. */ -/************************************/ static int queue_control_request(hfcusb_data * hfc, __u8 reg, __u8 val, int action) { @@ -260,19 +246,8 @@ queue_control_request(hfcusb_data * hfc, __u8 reg, __u8 val, int action) if (++hfc->ctrl_cnt == 1) ctrl_start_transfer(hfc); return (0); -} /* queue_control_request */ - -static int -control_action_handler(hfcusb_data * hfc, int reg, int val, int action) -{ - if (!action) - return (1); /* no action defined */ - return (0); } -/***************************************************************/ -/* control completion routine handling background control cmds */ -/***************************************************************/ static void ctrl_complete(struct urb *urb) { @@ -282,9 +257,6 @@ ctrl_complete(struct urb *urb) urb->dev = hfc->dev; if (hfc->ctrl_cnt) { buf = &hfc->ctrl_buff[hfc->ctrl_out_idx]; - control_action_handler(hfc, buf->hfc_reg, buf->reg_val, - buf->action); - hfc->ctrl_cnt--; /* decrement actual count */ if (++hfc->ctrl_out_idx >= HFC_CTRL_BUFSIZE) hfc->ctrl_out_idx = 0; /* pointer wrap */ @@ -293,9 +265,7 @@ ctrl_complete(struct urb *urb) } } /* ctrl_complete */ -/***************************************************/ /* write led data to auxport & invert if necessary */ -/***************************************************/ static void write_led(hfcusb_data * hfc, __u8 led_state) { @@ -305,9 +275,6 @@ write_led(hfcusb_data * hfc, __u8 led_state) } } -/**************************/ -/* handle LED bits */ -/**************************/ static void set_led_bit(hfcusb_data * hfc, signed short led_bits, int unset) { @@ -324,9 +291,7 @@ set_led_bit(hfcusb_data * hfc, signed short led_bits, int unset) } } -/**************************/ -/* handle LED requests */ -/**************************/ +/* handle LED requests */ static void handle_led(hfcusb_data * hfc, int event) { @@ -339,85 +304,73 @@ handle_led(hfcusb_data * hfc, int event) switch (event) { case LED_POWER_ON: - set_led_bit(hfc, driver_info->led_bits[0], - 0); - set_led_bit(hfc, driver_info->led_bits[1], - 1); - set_led_bit(hfc, driver_info->led_bits[2], - 1); - set_led_bit(hfc, driver_info->led_bits[3], - 1); + set_led_bit(hfc, driver_info->led_bits[0], 0); + set_led_bit(hfc, driver_info->led_bits[1], 1); + set_led_bit(hfc, driver_info->led_bits[2], 1); + set_led_bit(hfc, driver_info->led_bits[3], 1); break; - case LED_POWER_OFF: /* no Power off handling */ + case LED_POWER_OFF: + set_led_bit(hfc, driver_info->led_bits[0], 1); + set_led_bit(hfc, driver_info->led_bits[1], 1); + set_led_bit(hfc, driver_info->led_bits[2], 1); + set_led_bit(hfc, driver_info->led_bits[3], 1); break; case LED_S0_ON: - set_led_bit(hfc, driver_info->led_bits[1], - 0); + set_led_bit(hfc, driver_info->led_bits[1], 0); break; case LED_S0_OFF: - set_led_bit(hfc, driver_info->led_bits[1], - 1); + set_led_bit(hfc, driver_info->led_bits[1], 1); break; case LED_B1_ON: - set_led_bit(hfc, driver_info->led_bits[2], - 0); + set_led_bit(hfc, driver_info->led_bits[2], 0); break; case LED_B1_OFF: - set_led_bit(hfc, driver_info->led_bits[2], - 1); + set_led_bit(hfc, driver_info->led_bits[2], 1); break; case LED_B2_ON: - set_led_bit(hfc, driver_info->led_bits[3], - 0); + set_led_bit(hfc, driver_info->led_bits[3], 0); break; case LED_B2_OFF: - set_led_bit(hfc, driver_info->led_bits[3], - 1); + set_led_bit(hfc, driver_info->led_bits[3], 1); break; } write_led(hfc, hfc->led_state); } -/********************************/ -/* called when timer t3 expires */ -/********************************/ +/* ISDN l1 timer T3 expires */ static void l1_timer_expire_t3(hfcusb_data * hfc) { hfc->d_if.ifc.l1l2(&hfc->d_if.ifc, PH_DEACTIVATE | INDICATION, NULL); -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, + + DBG(HFCUSB_DBG_STATES, "HFC-S USB: PH_DEACTIVATE | INDICATION sent (T3 expire)"); -#endif - hfc->l1_activated = false; + + hfc->l1_activated = 0; handle_led(hfc, LED_S0_OFF); /* deactivate : */ queue_control_request(hfc, HFCUSB_STATES, 0x10, 1); queue_control_request(hfc, HFCUSB_STATES, 3, 1); } -/********************************/ -/* called when timer t4 expires */ -/********************************/ +/* ISDN l1 timer T4 expires */ static void l1_timer_expire_t4(hfcusb_data * hfc) { hfc->d_if.ifc.l1l2(&hfc->d_if.ifc, PH_DEACTIVATE | INDICATION, NULL); -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, + + DBG(HFCUSB_DBG_STATES, "HFC-S USB: PH_DEACTIVATE | INDICATION sent (T4 expire)"); -#endif - hfc->l1_activated = false; + + hfc->l1_activated = 0; handle_led(hfc, LED_S0_OFF); } -/*****************************/ -/* handle S0 state changes */ -/*****************************/ +/* S0 state changed */ static void -state_handler(hfcusb_data * hfc, __u8 state) +s0_state_handler(hfcusb_data * hfc, __u8 state) { __u8 old_state; @@ -425,38 +378,29 @@ state_handler(hfcusb_data * hfc, __u8 state) if (state == old_state || state < 1 || state > 8) return; -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, "HFC-S USB: new S0 state:%d old_state:%d", state, - old_state); -#endif + DBG(HFCUSB_DBG_STATES, "HFC-S USB: S0 statechange(%d -> %d)", + old_state, state); + if (state < 4 || state == 7 || state == 8) { if (timer_pending(&hfc->t3_timer)) del_timer(&hfc->t3_timer); -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, "HFC-S USB: T3 deactivated"); -#endif + DBG(HFCUSB_DBG_STATES, "HFC-S USB: T3 deactivated"); } if (state >= 7) { if (timer_pending(&hfc->t4_timer)) del_timer(&hfc->t4_timer); -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, "HFC-S USB: T4 deactivated"); -#endif + DBG(HFCUSB_DBG_STATES, "HFC-S USB: T4 deactivated"); } if (state == 7 && !hfc->l1_activated) { hfc->d_if.ifc.l1l2(&hfc->d_if.ifc, PH_ACTIVATE | INDICATION, NULL); -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, "HFC-S USB: PH_ACTIVATE | INDICATION sent"); -#endif - hfc->l1_activated = true; + DBG(HFCUSB_DBG_STATES, "HFC-S USB: PH_ACTIVATE | INDICATION sent"); + hfc->l1_activated = 1; handle_led(hfc, LED_S0_ON); } else if (state <= 3 /* && activated */ ) { if (old_state == 7 || old_state == 8) { -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, "HFC-S USB: T4 activated"); -#endif + DBG(HFCUSB_DBG_STATES, "HFC-S USB: T4 activated"); if (!timer_pending(&hfc->t4_timer)) { hfc->t4_timer.expires = jiffies + (HFC_TIMER_T4 * HZ) / 1000; @@ -466,18 +410,15 @@ state_handler(hfcusb_data * hfc, __u8 state) hfc->d_if.ifc.l1l2(&hfc->d_if.ifc, PH_DEACTIVATE | INDICATION, NULL); -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, + DBG(HFCUSB_DBG_STATES, "HFC-S USB: PH_DEACTIVATE | INDICATION sent"); -#endif - hfc->l1_activated = false; + hfc->l1_activated = 0; handle_led(hfc, LED_S0_OFF); } } hfc->l1_state = state; } -/* prepare iso urb */ static void fill_isoc_urb(struct urb *urb, struct usb_device *dev, unsigned int pipe, void *buf, int num_packets, int packet_size, int interval, @@ -503,15 +444,16 @@ fill_isoc_urb(struct urb *urb, struct usb_device *dev, unsigned int pipe, } /* allocs urbs and start isoc transfer with two pending urbs to avoid - gaps in the transfer chain */ + * gaps in the transfer chain + */ static int start_isoc_chain(usb_fifo * fifo, int num_packets_per_urb, usb_complete_t complete, int packet_size) { int i, k, errcode; - printk(KERN_INFO "HFC-S USB: starting ISO-chain for Fifo %i\n", - fifo->fifonum); + DBG(HFCUSB_DBG_INIT, "HFC-S USB: starting ISO-URBs for fifo:%d\n", + fifo->fifonum); /* allocate Memory for Iso out Urbs */ for (i = 0; i < 2; i++) { @@ -556,10 +498,9 @@ start_isoc_chain(usb_fifo * fifo, int num_packets_per_urb, errcode = usb_submit_urb(fifo->iso[i].purb, GFP_KERNEL); fifo->active = (errcode >= 0) ? 1 : 0; - if (errcode < 0) { - printk(KERN_INFO "HFC-S USB: %s URB nr:%d\n", - symbolic(urb_errlist, errcode), i); - }; + if (errcode < 0) + printk(KERN_INFO "HFC-S USB: usb_submit_urb URB nr:%d, error(%i): '%s'\n", + i, errcode, symbolic(urb_errlist, errcode)); } return (fifo->active); } @@ -572,16 +513,15 @@ stop_isoc_chain(usb_fifo * fifo) for (i = 0; i < 2; i++) { if (fifo->iso[i].purb) { -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, + DBG(HFCUSB_DBG_INIT, "HFC-S USB: Stopping iso chain for fifo %i.%i", fifo->fifonum, i); -#endif usb_kill_urb(fifo->iso[i].purb); usb_free_urb(fifo->iso[i].purb); fifo->iso[i].purb = NULL; } } + usb_kill_urb(fifo->urb); usb_free_urb(fifo->urb); fifo->urb = NULL; @@ -594,9 +534,6 @@ static int iso_packets[8] = ISOC_PACKETS_D, ISOC_PACKETS_D, ISOC_PACKETS_D, ISOC_PACKETS_D }; -/*****************************************************/ -/* transmit completion routine for all ISO tx fifos */ -/*****************************************************/ static void tx_iso_complete(struct urb *urb) { @@ -607,20 +544,38 @@ tx_iso_complete(struct urb *urb) errcode; int frame_complete, transp_mode, fifon, status; __u8 threshbit; - __u8 threshtable[8] = { 1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80 }; fifon = fifo->fifonum; status = urb->status; tx_offset = 0; + /* ISO transfer only partially completed, + look at individual frame status for details */ + if (status == -EXDEV) { + DBG(HFCUSB_DBG_VERBOSE_USB, "HFC-S USB: tx_iso_complete with -EXDEV" + ", urb->status %d, fifonum %d\n", + status, fifon); + + for (k = 0; k < iso_packets[fifon]; ++k) { + errcode = urb->iso_frame_desc[k].status; + if (errcode) + DBG(HFCUSB_DBG_VERBOSE_USB, "HFC-S USB: tx_iso_complete " + "packet %i, status: %i\n", + k, errcode); + } + + // clear status, so go on with ISO transfers + status = 0; + } + if (fifo->active && !status) { transp_mode = 0; if (fifon < 4 && hfc->b_mode[fifon / 2] == L1_MODE_TRANS) - transp_mode = true; + transp_mode = 1; /* is FifoFull-threshold set for our channel? */ - threshbit = threshtable[fifon] & hfc->threshold_mask; + threshbit = (hfc->threshold_mask & (1 << fifon)); num_isoc_packets = iso_packets[fifon]; /* predict dataflow to avoid fifo overflow */ @@ -635,8 +590,9 @@ tx_iso_complete(struct urb *urb) tx_iso_complete, urb->context); memset(context_iso_urb->buffer, 0, sizeof(context_iso_urb->buffer)); - frame_complete = false; - /* Generate next Iso Packets */ + frame_complete = 0; + + /* Generate next ISO Packets */ for (k = 0; k < num_isoc_packets; ++k) { if (fifo->skbuff) { len = fifo->skbuff->len; @@ -661,7 +617,7 @@ tx_iso_complete(struct urb *urb) /* add 2 byte flags and 16bit CRC at end of ISDN frame */ fifo->bit_line += 32; } - frame_complete = true; + frame_complete = 1; } memcpy(context_iso_urb->buffer + @@ -688,7 +644,7 @@ tx_iso_complete(struct urb *urb) } if (frame_complete) { - fifo->delete_flg = true; + fifo->delete_flg = 1; fifo->hif->l1l2(fifo->hif, PH_DATA | CONFIRM, (void *) (unsigned long) fifo->skbuff-> @@ -696,30 +652,26 @@ tx_iso_complete(struct urb *urb) if (fifo->skbuff && fifo->delete_flg) { dev_kfree_skb_any(fifo->skbuff); fifo->skbuff = NULL; - fifo->delete_flg = false; + fifo->delete_flg = 0; } - frame_complete = false; + frame_complete = 0; } } errcode = usb_submit_urb(urb, GFP_ATOMIC); if (errcode < 0) { printk(KERN_INFO - "HFC-S USB: error submitting ISO URB: %d \n", + "HFC-S USB: error submitting ISO URB: %d\n", errcode); } } else { if (status && !hfc->disc_flag) { printk(KERN_INFO - "HFC-S USB: tx_iso_complete : urb->status %s (%i), fifonum=%d\n", - symbolic(urb_errlist, status), status, - fifon); + "HFC-S USB: tx_iso_complete: error(%i): '%s', fifonum=%d\n", + status, symbolic(urb_errlist, status), fifon); } } -} /* tx_iso_complete */ +} -/*****************************************************/ -/* receive completion routine for all ISO tx fifos */ -/*****************************************************/ static void rx_iso_complete(struct urb *urb) { @@ -731,21 +683,25 @@ rx_iso_complete(struct urb *urb) unsigned int iso_status; __u8 *buf; static __u8 eof[8]; -#ifdef CONFIG_HISAX_DEBUG - __u8 i; -#endif fifon = fifo->fifonum; status = urb->status; if (urb->status == -EOVERFLOW) { -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, - "HFC-USB: ignoring USB DATAOVERRUN for fifo %i \n", - fifon); -#endif + DBG(HFCUSB_DBG_VERBOSE_USB, + "HFC-USB: ignoring USB DATAOVERRUN fifo(%i)", fifon); + status = 0; + } + + /* ISO transfer only partially completed, + look at individual frame status for details */ + if (status == -EXDEV) { + DBG(HFCUSB_DBG_VERBOSE_USB, "HFC-S USB: rx_iso_complete with -EXDEV " + "urb->status %d, fifonum %d\n", + status, fifon); status = 0; } + if (fifo->active && !status) { num_isoc_packets = iso_packets[fifon]; maxlen = fifo->usb_packet_maxlen; @@ -754,40 +710,38 @@ rx_iso_complete(struct urb *urb) offset = urb->iso_frame_desc[k].offset; buf = context_iso_urb->buffer + offset; iso_status = urb->iso_frame_desc[k].status; -#ifdef CONFIG_HISAX_DEBUG + if (iso_status && !hfc->disc_flag) - DBG(USB_DBG, - "HFC-S USB: ISO packet failure - status:%x", - iso_status); + DBG(HFCUSB_DBG_VERBOSE_USB, + "HFC-S USB: rx_iso_complete " + "ISO packet %i, status: %i\n", + k, iso_status); - if ((fifon == 5) && (debug > 1)) { - printk(KERN_INFO + if (fifon == HFCUSB_D_RX) { + DBG(HFCUSB_DBG_VERBOSE_USB, "HFC-S USB: ISO-D-RX lst_urblen:%2d " - "act_urblen:%2d max-urblen:%2d " - "EOF:0x%0x DATA: ", + "act_urblen:%2d max-urblen:%2d EOF:0x%0x", fifo->last_urblen, len, maxlen, eof[5]); - for (i = 0; i < len; i++) - printk("%.2x ", buf[i]); - printk("\n"); + + DBG_PACKET(HFCUSB_DBG_VERBOSE_USB, buf, len); } -#endif + if (fifo->last_urblen != maxlen) { /* the threshold mask is in the 2nd status byte */ hfc->threshold_mask = buf[1]; /* care for L1 state only for D-Channel to avoid overlapped iso completions */ - if (fifon == 5) { + if (fifon == HFCUSB_D_RX) { /* the S0 state is in the upper half of the 1st status byte */ - state_handler(hfc, buf[0] >> 4); + s0_state_handler(hfc, buf[0] >> 4); } eof[fifon] = buf[0] & 1; if (len > 2) collect_rx_frame(fifo, buf + 2, len - 2, - (len < - maxlen) ? + (len < maxlen) ? eof[fifon] : 0); } else { collect_rx_frame(fifo, buf, len, @@ -804,41 +758,37 @@ rx_iso_complete(struct urb *urb) rx_iso_complete, urb->context); errcode = usb_submit_urb(urb, GFP_ATOMIC); if (errcode < 0) { - printk(KERN_INFO - "HFC-S USB: error submitting ISO URB: %d \n", + printk(KERN_ERR + "HFC-S USB: error submitting ISO URB: %d\n", errcode); } } else { if (status && !hfc->disc_flag) { - printk(KERN_INFO + printk(KERN_ERR "HFC-S USB: rx_iso_complete : " "urb->status %d, fifonum %d\n", status, fifon); } } -} /* rx_iso_complete */ +} -/*****************************************************/ -/* collect data from interrupt or isochron in */ -/*****************************************************/ +/* collect rx data from INT- and ISO-URBs */ static void collect_rx_frame(usb_fifo * fifo, __u8 * data, int len, int finish) { hfcusb_data *hfc = fifo->hfc; int transp_mode, fifon; -#ifdef CONFIG_HISAX_DEBUG - int i; -#endif + fifon = fifo->fifonum; transp_mode = 0; if (fifon < 4 && hfc->b_mode[fifon / 2] == L1_MODE_TRANS) - transp_mode = true; + transp_mode = 1; if (!fifo->skbuff) { fifo->skbuff = dev_alloc_skb(fifo->max_size + 3); if (!fifo->skbuff) { - printk(KERN_INFO - "HFC-S USB: cannot allocate buffer (dev_alloc_skb) fifo:%d\n", + printk(KERN_ERR + "HFC-S USB: cannot allocate buffer for fifo(%d)\n", fifon); return; } @@ -847,17 +797,11 @@ collect_rx_frame(usb_fifo * fifo, __u8 * data, int len, int finish) if (fifo->skbuff->len + len < fifo->max_size) { memcpy(skb_put(fifo->skbuff, len), data, len); } else { -#ifdef CONFIG_HISAX_DEBUG - printk(KERN_INFO "HFC-S USB: "); - for (i = 0; i < 15; i++) - printk("%.2x ", - fifo->skbuff->data[fifo->skbuff-> - len - 15 + i]); - printk("\n"); -#endif - printk(KERN_INFO - "HCF-USB: got frame exceeded fifo->max_size:%d on fifo:%d\n", + DBG(HFCUSB_DBG_FIFO_ERR, + "HCF-USB: got frame exceeded fifo->max_size(%d) fifo(%d)", fifo->max_size, fifon); + DBG_SKB(HFCUSB_DBG_VERBOSE_USB, fifo->skbuff); + skb_trim(fifo->skbuff, 0); } } if (transp_mode && fifo->skbuff->len >= 128) { @@ -870,6 +814,13 @@ collect_rx_frame(usb_fifo * fifo, __u8 * data, int len, int finish) if (finish) { if ((!fifo->skbuff->data[fifo->skbuff->len - 1]) && (fifo->skbuff->len > 3)) { + + if (fifon == HFCUSB_D_RX) { + DBG(HFCUSB_DBG_DCHANNEL, + "HFC-S USB: D-RX len(%d)", fifo->skbuff->len); + DBG_SKB(HFCUSB_DBG_DCHANNEL, fifo->skbuff); + } + /* remove CRC & status */ skb_trim(fifo->skbuff, fifo->skbuff->len - 3); if (fifon == HFCUSB_PCM_RX) { @@ -882,39 +833,17 @@ collect_rx_frame(usb_fifo * fifo, __u8 * data, int len, int finish) fifo->skbuff); fifo->skbuff = NULL; /* buffer was freed from upper layer */ } else { - if (fifo->skbuff->len > 3) { - printk(KERN_INFO - "HFC-S USB: got frame %d bytes but CRC ERROR on fifo:%d!!!\n", - fifo->skbuff->len, fifon); -#ifdef CONFIG_HISAX_DEBUG - if (debug > 1) { - printk(KERN_INFO "HFC-S USB: "); - for (i = 0; i < 15; i++) - printk("%.2x ", - fifo->skbuff-> - data[fifo->skbuff-> - len - 15 + i]); - printk("\n"); - } -#endif - } -#ifdef CONFIG_HISAX_DEBUG - else { - printk(KERN_INFO - "HFC-S USB: frame to small (%d bytes)!!!\n", - fifo->skbuff->len); - } -#endif + DBG(HFCUSB_DBG_FIFO_ERR, + "HFC-S USB: ERROR frame len(%d) fifo(%d)", + fifo->skbuff->len, fifon); + DBG_SKB(HFCUSB_DBG_VERBOSE_USB, fifo->skbuff); skb_trim(fifo->skbuff, 0); } } } -/***********************************************/ -/* receive completion routine for all rx fifos */ -/***********************************************/ static void -rx_complete(struct urb *urb) +rx_int_complete(struct urb *urb) { int len; int status; @@ -922,18 +851,14 @@ rx_complete(struct urb *urb) usb_fifo *fifo = (usb_fifo *) urb->context; hfcusb_data *hfc = fifo->hfc; static __u8 eof[8]; -#ifdef CONFIG_HISAX_DEBUG - __u8 i; -#endif urb->dev = hfc->dev; /* security init */ fifon = fifo->fifonum; if ((!fifo->active) || (urb->status)) { -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, "HFC-S USB: RX-Fifo %i is going down (%i)", + DBG(HFCUSB_DBG_INIT, "HFC-S USB: RX-Fifo %i is going down (%i)", fifon, urb->status); -#endif + fifo->urb->interval = 0; /* cancel automatic rescheduling */ if (fifo->skbuff) { dev_kfree_skb_any(fifo->skbuff); @@ -945,22 +870,20 @@ rx_complete(struct urb *urb) buf = fifo->buffer; maxlen = fifo->usb_packet_maxlen; -#ifdef CONFIG_HISAX_DEBUG - if ((fifon == 5) && (debug > 1)) { - printk(KERN_INFO - "HFC-S USB: INT-D-RX lst_urblen:%2d act_urblen:%2d max-urblen:%2d EOF:0x%0x DATA: ", - fifo->last_urblen, len, maxlen, eof[5]); - for (i = 0; i < len; i++) - printk("%.2x ", buf[i]); - printk("\n"); + if (fifon == HFCUSB_D_RX) { + DBG(HFCUSB_DBG_VERBOSE_USB, + "HFC-S USB: INT-D-RX lst_urblen:%2d " + "act_urblen:%2d max-urblen:%2d EOF:0x%0x", + fifo->last_urblen, len, maxlen, + eof[5]); + DBG_PACKET(HFCUSB_DBG_VERBOSE_USB, buf, len); } -#endif if (fifo->last_urblen != fifo->usb_packet_maxlen) { /* the threshold mask is in the 2nd status byte */ hfc->threshold_mask = buf[1]; /* the S0 state is in the upper half of the 1st status byte */ - state_handler(hfc, buf[0] >> 4); + s0_state_handler(hfc, buf[0] >> 4); eof[fifon] = buf[0] & 1; /* if we have more than the 2 status bytes -> collect data */ if (len > 2) @@ -975,20 +898,19 @@ rx_complete(struct urb *urb) status = usb_submit_urb(urb, GFP_ATOMIC); if (status) { printk(KERN_INFO - "HFC-S USB: error resubmitting URN at rx_complete...\n"); + "HFC-S USB: %s error resubmitting URB fifo(%d)\n", + __FUNCTION__, fifon); } -} /* rx_complete */ +} -/***************************************************/ -/* start the interrupt transfer for the given fifo */ -/***************************************************/ +/* start initial INT-URB for certain fifo */ static void start_int_fifo(usb_fifo * fifo) { int errcode; - printk(KERN_INFO "HFC-S USB: starting intr IN fifo:%d\n", - fifo->fifonum); + DBG(HFCUSB_DBG_INIT, "HFC-S USB: starting RX INT-URB for fifo:%d\n", + fifo->fifonum); if (!fifo->urb) { fifo->urb = usb_alloc_urb(0, GFP_KERNEL); @@ -997,33 +919,28 @@ start_int_fifo(usb_fifo * fifo) } usb_fill_int_urb(fifo->urb, fifo->hfc->dev, fifo->pipe, fifo->buffer, fifo->usb_packet_maxlen, - rx_complete, fifo, fifo->intervall); + rx_int_complete, fifo, fifo->intervall); fifo->active = 1; /* must be marked active */ errcode = usb_submit_urb(fifo->urb, GFP_KERNEL); if (errcode) { - printk(KERN_INFO + printk(KERN_ERR "HFC-S USB: submit URB error(start_int_info): status:%i\n", errcode); fifo->active = 0; fifo->skbuff = NULL; } -} /* start_int_fifo */ +} -/*****************************/ -/* set the B-channel mode */ -/*****************************/ static void -set_hfcmode(hfcusb_data * hfc, int channel, int mode) +setup_bchannel(hfcusb_data * hfc, int channel, int mode) { __u8 val, idx_table[2] = { 0, 2 }; if (hfc->disc_flag) { return; } -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, "HFC-S USB: setting channel %d to mode %d", channel, - mode); -#endif + DBG(HFCUSB_DBG_STATES, "HFC-S USB: setting channel %d to mode %d", + channel, mode); hfc->b_mode[channel] = mode; /* setup CON_HDLC */ @@ -1080,20 +997,17 @@ hfc_usb_l2l1(struct hisax_if *my_hisax_if, int pr, void *arg) switch (pr) { case PH_ACTIVATE | REQUEST: if (fifo->fifonum == HFCUSB_D_TX) { -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, + DBG(HFCUSB_DBG_STATES, "HFC_USB: hfc_usb_d_l2l1 D-chan: PH_ACTIVATE | REQUEST"); -#endif + if (hfc->l1_state != 3 && hfc->l1_state != 7) { hfc->d_if.ifc.l1l2(&hfc->d_if.ifc, PH_DEACTIVATE | INDICATION, NULL); -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, + DBG(HFCUSB_DBG_STATES, "HFC-S USB: PH_DEACTIVATE | INDICATION sent (not state 3 or 7)"); -#endif } else { if (hfc->l1_state == 7) { /* l1 already active */ hfc->d_if.ifc.l1l2(&hfc-> @@ -1103,10 +1017,8 @@ hfc_usb_l2l1(struct hisax_if *my_hisax_if, int pr, void *arg) | INDICATION, NULL); -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, + DBG(HFCUSB_DBG_STATES, "HFC-S USB: PH_ACTIVATE | INDICATION sent again ;)"); -#endif } else { /* force sending sending INFO1 */ queue_control_request(hfc, @@ -1132,11 +1044,9 @@ hfc_usb_l2l1(struct hisax_if *my_hisax_if, int pr, void *arg) } } } else { -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, - "HFC_USB: hfc_usb_d_l2l1 Bx-chan: PH_ACTIVATE | REQUEST"); -#endif - set_hfcmode(hfc, + DBG(HFCUSB_DBG_STATES, + "HFC_USB: hfc_usb_d_l2l1 B-chan: PH_ACTIVATE | REQUEST"); + setup_bchannel(hfc, (fifo->fifonum == HFCUSB_B1_TX) ? 0 : 1, (long) arg); @@ -1147,18 +1057,12 @@ hfc_usb_l2l1(struct hisax_if *my_hisax_if, int pr, void *arg) break; case PH_DEACTIVATE | REQUEST: if (fifo->fifonum == HFCUSB_D_TX) { -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, + DBG(HFCUSB_DBG_STATES, "HFC_USB: hfc_usb_d_l2l1 D-chan: PH_DEACTIVATE | REQUEST"); -#endif - printk(KERN_INFO - "HFC-S USB: ISDN TE device should not deativate...\n"); } else { -#ifdef CONFIG_HISAX_DEBUG - DBG(ISDN_DBG, + DBG(HFCUSB_DBG_STATES, "HFC_USB: hfc_usb_d_l2l1 Bx-chan: PH_DEACTIVATE | REQUEST"); -#endif - set_hfcmode(hfc, + setup_bchannel(hfc, (fifo->fifonum == HFCUSB_B1_TX) ? 0 : 1, (int) L1_MODE_NULL); @@ -1171,25 +1075,20 @@ hfc_usb_l2l1(struct hisax_if *my_hisax_if, int pr, void *arg) if (fifo->skbuff && fifo->delete_flg) { dev_kfree_skb_any(fifo->skbuff); fifo->skbuff = NULL; - fifo->delete_flg = false; + fifo->delete_flg = 0; } fifo->skbuff = arg; /* we have a new buffer */ break; default: - printk(KERN_INFO - "HFC_USB: hfc_usb_d_l2l1: unkown state : %#x\n", - pr); + DBG(HFCUSB_DBG_STATES, + "HFC_USB: hfc_usb_d_l2l1: unkown state : %#x", pr); break; } } -/***************************************************************************/ -/* usb_init is called once when a new matching device is detected to setup */ -/* main parameters. It registers the driver at the main hisax module. */ -/* on success 0 is returned. */ -/***************************************************************************/ +/* initial init HFC-S USB chip registers, HiSax interface, USB URBs */ static int -usb_init(hfcusb_data * hfc) +hfc_usb_init(hfcusb_data * hfc) { usb_fifo *fifo; int i, err; @@ -1214,11 +1113,11 @@ usb_init(hfcusb_data * hfc) /* aux = output, reset off */ write_usb(hfc, HFCUSB_CIRM, 0x10); - /* set USB_SIZE to match the wMaxPacketSize for INT or BULK transfers */ + /* set USB_SIZE to match wMaxPacketSize for INT or BULK transfers */ write_usb(hfc, HFCUSB_USB_SIZE, (hfc->packet_size / 8) | ((hfc->packet_size / 8) << 4)); - /* set USB_SIZE_I to match the wMaxPacketSize for ISO transfers */ + /* set USB_SIZE_I to match wMaxPacketSize for ISO transfers */ write_usb(hfc, HFCUSB_USB_SIZE_I, hfc->iso_packet_size); /* enable PCM/GCI master mode */ @@ -1257,8 +1156,8 @@ usb_init(hfcusb_data * hfc) hfc->b_mode[0] = L1_MODE_NULL; hfc->b_mode[1] = L1_MODE_NULL; - hfc->l1_activated = false; - hfc->disc_flag = false; + hfc->l1_activated = 0; + hfc->disc_flag = 0; hfc->led_state = 0; hfc->led_new_data = 0; hfc->old_led_state = 0; @@ -1349,11 +1248,9 @@ usb_init(hfcusb_data * hfc) handle_led(hfc, LED_POWER_ON); return (0); -} /* usb_init */ +} -/*************************************************/ -/* function called to probe a new plugged device */ -/*************************************************/ +/* initial callback for each plugged USB device */ static int hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) { @@ -1378,11 +1275,6 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) } } -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, - "HFC-USB: probing interface(%d) actalt(%d) minor(%d)\n", ifnum, - iface->desc.bAlternateSetting, intf->minor); -#endif printk(KERN_INFO "HFC-S USB: probing interface(%d) actalt(%d) minor(%d)\n", ifnum, iface->desc.bAlternateSetting, intf->minor); @@ -1403,15 +1295,11 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) /* check for config EOL element */ while (validconf[cfg_used][0]) { - cfg_found = true; + cfg_found = 1; vcf = validconf[cfg_used]; /* first endpoint descriptor */ ep = iface->endpoint; -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, - "HFC-S USB: (if=%d alt=%d cfg_used=%d)\n", - ifnum, probe_alt_setting, cfg_used); -#endif + memcpy(cmptbl, vcf, 16 * sizeof(int)); /* check for all endpoints in this alternate setting */ @@ -1425,7 +1313,7 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) idx++; attr = ep->desc.bmAttributes; if (cmptbl[idx] == EP_NUL) { - cfg_found = false; + cfg_found = 0; } if (attr == USB_ENDPOINT_XFER_INT && cmptbl[idx] == EP_INT) @@ -1438,16 +1326,9 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) cmptbl[idx] = EP_NUL; /* check if all INT endpoints match minimum interval */ - if (attr == USB_ENDPOINT_XFER_INT - && ep->desc.bInterval < - vcf[17]) { -#ifdef CONFIG_HISAX_DEBUG - if (cfg_found) - DBG(USB_DBG, - "HFC-S USB: Interrupt Endpoint interval < %d found - skipping config", - vcf[17]); -#endif - cfg_found = false; + if ((attr == USB_ENDPOINT_XFER_INT) + && (ep->desc.bInterval < vcf[17])) { + cfg_found = 0; } ep++; } @@ -1455,7 +1336,7 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) /* all entries must be EP_NOP or EP_NUL for a valid config */ if (cmptbl[i] != EP_NOP && cmptbl[i] != EP_NUL) - cfg_found = false; + cfg_found = 0; } if (cfg_found) { if (cfg_used < small_match) { @@ -1464,23 +1345,16 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) probe_alt_setting; iface_used = iface; } -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, - "HFC-USB: small_match=%x %x\n", - small_match, alt_used); -#endif } cfg_used++; } alt_idx++; - } /* (alt_idx < intf->num_altsetting) */ + } /* (alt_idx < intf->num_altsetting) */ /* found a valid USB Ta Endpint config */ if (small_match != 0xffff) { iface = iface_used; - if (! - (context = - kzalloc(sizeof(hfcusb_data), GFP_KERNEL))) + if (!(context = kzalloc(sizeof(hfcusb_data), GFP_KERNEL))) return (-ENOMEM); /* got no mem */ ep = iface->endpoint; @@ -1613,20 +1487,15 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) driver_info; printk(KERN_INFO "HFC-S USB: detected \"%s\"\n", driver_info->vend_name); -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, - "HFC-S USB: Endpoint-Config: %s (if=%d alt=%d)\n", + + DBG(HFCUSB_DBG_INIT, + "HFC-S USB: Endpoint-Config: %s (if=%d alt=%d), E-Channel(%d)", conf_str[small_match], context->if_used, - context->alt_used); - printk(KERN_INFO - "HFC-S USB: E-channel (\"ECHO:\") logging "); - if (validconf[small_match][18]) - printk(" possible\n"); - else - printk("NOT possible\n"); -#endif + context->alt_used, + validconf[small_match][18]); + /* init the chip and register the driver */ - if (usb_init(context)) { + if (hfc_usb_init(context)) { usb_kill_urb(context->ctrl_urb); usb_free_urb(context->ctrl_urb); context->ctrl_urb = NULL; @@ -1643,17 +1512,19 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) return (-EIO); } -/****************************************************/ -/* function called when an active device is removed */ -/****************************************************/ +/* callback for unplugged USB device */ static void hfc_usb_disconnect(struct usb_interface *intf) { hfcusb_data *context = usb_get_intfdata(intf); int i; + + handle_led(context, LED_POWER_OFF); + schedule_timeout((10 * HZ) / 1000); + printk(KERN_INFO "HFC-S USB: device disconnect\n"); - context->disc_flag = true; + context->disc_flag = 1; usb_set_intfdata(intf, NULL); if (!context) return; @@ -1661,25 +1532,22 @@ hfc_usb_disconnect(struct usb_interface del_timer(&context->t3_timer); if (timer_pending(&context->t4_timer)) del_timer(&context->t4_timer); + /* tell all fifos to terminate */ for (i = 0; i < HFCUSB_NUM_FIFOS; i++) { if (context->fifos[i].usb_transfer_mode == USB_ISOC) { if (context->fifos[i].active > 0) { stop_isoc_chain(&context->fifos[i]); -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, - "HFC-S USB: hfc_usb_disconnect: stopping ISOC chain Fifo no %i", - i); -#endif + DBG(HFCUSB_DBG_INIT, + "HFC-S USB: %s stopping ISOC chain Fifo(%i)", + __FUNCTION__, i); } } else { if (context->fifos[i].active > 0) { context->fifos[i].active = 0; -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, - "HFC-S USB: hfc_usb_disconnect: unlinking URB for Fifo no %i", - i); -#endif + DBG(HFCUSB_DBG_INIT, + "HFC-S USB: %s unlinking URB for Fifo(%i)", + __FUNCTION__, i); } usb_kill_urb(context->fifos[i].urb); usb_free_urb(context->fifos[i].urb); @@ -1692,34 +1560,29 @@ hfc_usb_disconnect(struct usb_interface context->ctrl_urb = NULL; hisax_unregister(&context->d_if); kfree(context); /* free our structure again */ -} /* hfc_usb_disconnect */ +} -/************************************/ -/* our driver information structure */ -/************************************/ static struct usb_driver hfc_drv = { .name = "hfc_usb", .id_table = hfcusb_idtab, .probe = hfc_usb_probe, .disconnect = hfc_usb_disconnect, }; + static void __exit -hfc_usb_exit(void) +hfc_usb_mod_exit(void) { -#ifdef CONFIG_HISAX_DEBUG - DBG(USB_DBG, "HFC-S USB: calling \"hfc_usb_exit\" ..."); -#endif - usb_deregister(&hfc_drv); /* release our driver */ + usb_deregister(&hfc_drv); /* release our driver */ printk(KERN_INFO "HFC-S USB: module removed\n"); } static int __init -hfc_usb_init(void) +hfc_usb_mod_init(void) { + char revstr[30], datestr[30], dummy[30]; #ifndef CONFIG_HISAX_DEBUG - unsigned int debug = -1; + hfc_debug = debug; #endif - char revstr[30], datestr[30], dummy[30]; sscanf(hfcusb_revision, "%s %s $ %s %s %s $ ", dummy, revstr, dummy, datestr, dummy); @@ -1734,8 +1597,8 @@ hfc_usb_init(void) return (0); } -module_init(hfc_usb_init); -module_exit(hfc_usb_exit); +module_init(hfc_usb_mod_init); +module_exit(hfc_usb_mod_exit); MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); diff --git a/drivers/isdn/hisax/hfc_usb.h b/drivers/isdn/hisax/hfc_usb.h index 471f2354dfd..e79f56568d3 100644 --- a/drivers/isdn/hisax/hfc_usb.h +++ b/drivers/isdn/hisax/hfc_usb.h @@ -1,8 +1,8 @@ /* -* hfc_usb.h -* -* $Id: hfc_usb.h,v 4.2 2005/04/07 15:27:17 martinb1 Exp $ -*/ + * hfc_usb.h + * + * $Id: hfc_usb.h,v 1.1.2.5 2007/08/20 14:36:03 mbachem Exp $ + */ #ifndef __HFC_USB_H__ #define __HFC_USB_H__ @@ -10,25 +10,20 @@ #define DRIVER_AUTHOR "Peter Sprenger (sprenger@moving-byters.de)" #define DRIVER_DESC "HFC-S USB based HiSAX ISDN driver" -#define VERBOSE_USB_DEBUG +#define HFC_CTRL_TIMEOUT 20 /* 5ms timeout writing/reading regs */ +#define HFC_TIMER_T3 8000 /* timeout for l1 activation timer */ +#define HFC_TIMER_T4 500 /* time for state change interval */ -/***********/ -/* defines */ -/***********/ -#define HFC_CTRL_TIMEOUT 20 /* 5ms timeout writing/reading regs */ -#define HFC_TIMER_T3 8000 /* timeout for l1 activation timer */ -#define HFC_TIMER_T4 500 /* time for state change interval */ +#define HFCUSB_L1_STATECHANGE 0 /* L1 state changed */ +#define HFCUSB_L1_DRX 1 /* D-frame received */ +#define HFCUSB_L1_ERX 2 /* E-frame received */ +#define HFCUSB_L1_DTX 4 /* D-frames completed */ -#define HFCUSB_L1_STATECHANGE 0 /* L1 state changed */ -#define HFCUSB_L1_DRX 1 /* D-frame received */ -#define HFCUSB_L1_ERX 2 /* E-frame received */ -#define HFCUSB_L1_DTX 4 /* D-frames completed */ +#define MAX_BCH_SIZE 2048 /* allowed B-channel packet size */ -#define MAX_BCH_SIZE 2048 /* allowed B-channel packet size */ - -#define HFCUSB_RX_THRESHOLD 64 /* threshold for fifo report bit rx */ -#define HFCUSB_TX_THRESHOLD 64 /* threshold for fifo report bit tx */ +#define HFCUSB_RX_THRESHOLD 64 /* threshold for fifo report bit rx */ +#define HFCUSB_TX_THRESHOLD 64 /* threshold for fifo report bit tx */ #define HFCUSB_CHIP_ID 0x16 /* Chip ID register index */ #define HFCUSB_CIRM 0x00 /* cirm register index */ @@ -52,9 +47,8 @@ #define HFCUSB_CHIPID 0x40 /* ID value of HFC-S USB */ -/******************/ + /* fifo registers */ -/******************/ #define HFCUSB_NUM_FIFOS 8 /* maximum number of fifos */ #define HFCUSB_B1_TX 0 /* index for B1 transmit bulk/int */ #define HFCUSB_B1_RX 1 /* index for B1 receive bulk/int */ @@ -66,9 +60,9 @@ #define HFCUSB_PCM_RX 7 /* -* used to switch snd_transfer_mode for different TA modes e.g. the Billion USB TA just -* supports ISO out, while the Cologne Chip EVAL TA just supports BULK out -*/ + * used to switch snd_transfer_mode for different TA modes e.g. the Billion USB TA just + * supports ISO out, while the Cologne Chip EVAL TA just supports BULK out + */ #define USB_INT 0 #define USB_BULK 1 #define USB_ISOC 2 @@ -77,49 +71,36 @@ #define ISOC_PACKETS_B 8 #define ISO_BUFFER_SIZE 128 -// ISO send definitions +/* Fifo flow Control for TX ISO */ #define SINK_MAX 68 #define SINK_MIN 48 #define SINK_DMIN 12 #define SINK_DMAX 18 #define BITLINE_INF (-64*8) - -/**********/ -/* macros */ -/**********/ +/* HFC-S USB register access by Control-URSs */ #define write_usb(a,b,c)usb_control_msg((a)->dev,(a)->ctrl_out_pipe,0,0x40,(c),(b),NULL,0,HFC_CTRL_TIMEOUT) #define read_usb(a,b,c) usb_control_msg((a)->dev,(a)->ctrl_in_pipe,1,0xC0,0,(b),(c),1,HFC_CTRL_TIMEOUT) - - -/*******************/ -/* Debugging Flags */ -/*******************/ -#define USB_DBG 1 -#define ISDN_DBG 2 - - -/* *********************/ -/* USB related defines */ -/***********************/ #define HFC_CTRL_BUFSIZE 32 - - -/*************************************************/ /* entry and size of output/input control buffer */ -/*************************************************/ typedef struct { __u8 hfc_reg; /* register number */ __u8 reg_val; /* value to be written (or read) */ int action; /* data for action handler */ } ctrl_buft; +/* Debugging Flags */ +#define HFCUSB_DBG_INIT 0x0001 +#define HFCUSB_DBG_STATES 0x0002 +#define HFCUSB_DBG_DCHANNEL 0x0080 +#define HFCUSB_DBG_FIFO_ERR 0x4000 +#define HFCUSB_DBG_VERBOSE_USB 0x8000 -/********************/ -/* URB error codes: */ -/********************/ -/* Used to represent a list of values and their respective symbolic names */ +/* + * URB error codes: + * Used to represent a list of values and their respective symbolic names + */ struct hfcusb_symbolic_list { const int num; const char *name; @@ -134,20 +115,20 @@ static struct hfcusb_symbolic_list urb_errlist[] = { {-ENXIO, "URB already queued"}, {-EFBIG, "Too much ISO frames requested"}, {-ENOSR, "Buffer error (overrun)"}, - {-EPIPE, "Specified endpoint is stalled"}, + {-EPIPE, "Specified endpoint is stalled (device not responding)"}, {-EOVERFLOW, "Babble (bad cable?)"}, {-EPROTO, "Bit-stuff error (bad cable?)"}, - {-EILSEQ, "CRC or missing token"}, - {-ETIME, "Device did not respond"}, + {-EILSEQ, "CRC/Timeout"}, + {-ETIMEDOUT, "NAK (device does not respond)"}, {-ESHUTDOWN, "Device unplugged"}, {-1, NULL} }; -/*****************************************************/ -/* device dependant information to support different */ -/* ISDN Ta's using the HFC-S USB chip */ -/*****************************************************/ +/* + * device dependant information to support different + * ISDN Ta's using the HFC-S USB chip + */ /* USB descriptor need to contain one of the following EndPoint combination: */ #define CNF_4INT3ISO 1 // 4 INT IN, 3 ISO OUT @@ -155,16 +136,19 @@ static struct hfcusb_symbolic_list urb_errlist[] = { #define CNF_4ISO3ISO 3 // 4 ISO IN, 3 ISO OUT #define CNF_3ISO3ISO 4 // 3 ISO IN, 3 ISO OUT -#define EP_NUL 1 // Endpoint at this position not allowed -#define EP_NOP 2 // all type of endpoints allowed at this position -#define EP_ISO 3 // Isochron endpoint mandatory at this position -#define EP_BLK 4 // Bulk endpoint mandatory at this position -#define EP_INT 5 // Interrupt endpoint mandatory at this position +#define EP_NUL 1 // Endpoint at this position not allowed +#define EP_NOP 2 // all type of endpoints allowed at this position +#define EP_ISO 3 // Isochron endpoint mandatory at this position +#define EP_BLK 4 // Bulk endpoint mandatory at this position +#define EP_INT 5 // Interrupt endpoint mandatory at this position -/* this array represents all endpoints possible in the HCF-USB the last -* 3 entries are the configuration number, the minimum interval for -* Interrupt endpoints & boolean if E-channel logging possible -*/ +/* + * List of all supported endpoint configuration sets, used to find the + * best matching endpoint configuration within a devices' USB descriptor. + * We need at least 3 RX endpoints, and 3 TX endpoints, either + * INT-in and ISO-out, or ISO-in and ISO-out) + * with 4 RX endpoints even E-Channel logging is possible + */ static int validconf[][19] = { // INT in, ISO out config {EP_NUL, EP_INT, EP_NUL, EP_INT, EP_NUL, EP_INT, EP_NOP, EP_INT, @@ -193,7 +177,6 @@ static char *conf_str[] = { }; #endif - typedef struct { int vendor; // vendor id int prod_id; // product id @@ -202,9 +185,9 @@ typedef struct { signed short led_bits[8]; // array of 8 possible LED bitmask settings } vendor_data; -#define LED_OFF 0 // no LED support -#define LED_SCHEME1 1 // LED standard scheme -#define LED_SCHEME2 2 // not used yet... +#define LED_OFF 0 // no LED support +#define LED_SCHEME1 1 // LED standard scheme +#define LED_SCHEME2 2 // not used yet... #define LED_POWER_ON 1 #define LED_POWER_OFF 2 @@ -217,11 +200,8 @@ typedef struct { #define LED_B2_OFF 9 #define LED_B2_DATA 10 -#define LED_NORMAL 0 // LEDs are normal -#define LED_INVERTED 1 // LEDs are inverted - -/* time in ms to perform a Flashing LED when B-Channel has traffic */ -#define LED_TIME 250 +#define LED_NORMAL 0 // LEDs are normal +#define LED_INVERTED 1 // LEDs are inverted -#endif // __HFC_USB_H__ +#endif // __HFC_USB_H__ diff --git a/drivers/kvm/Kconfig b/drivers/kvm/Kconfig index 6cecc396e04..7b64fd4aa2f 100644 --- a/drivers/kvm/Kconfig +++ b/drivers/kvm/Kconfig @@ -5,6 +5,11 @@ menuconfig VIRTUALIZATION bool "Virtualization" depends on X86 default y + ---help--- + Say Y here to get to see options for virtualization guest drivers. + This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. if VIRTUALIZATION diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index 96856097d15..cd0557954e5 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -2974,6 +2974,10 @@ static int kvm_cpu_hotplug(struct notifier_block *notifier, unsigned long val, switch (val) { case CPU_DYING: case CPU_DYING_FROZEN: + printk(KERN_INFO "kvm: disabling virtualization on CPU%d\n", + cpu); + hardware_disable(NULL); + break; case CPU_UP_CANCELED: case CPU_UP_CANCELED_FROZEN: printk(KERN_INFO "kvm: disabling virtualization on CPU%d\n", diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig index dbe96268866..56cd8998fe4 100644 --- a/drivers/macintosh/Kconfig +++ b/drivers/macintosh/Kconfig @@ -3,6 +3,11 @@ menuconfig MACINTOSH_DRIVERS bool "Macintosh device drivers" depends on PPC || MAC || X86 default y if (PPC_PMAC || MAC) + ---help--- + Say Y here to get to see options for devices used with Macintosh + computers. This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. if MACINTOSH_DRIVERS diff --git a/drivers/media/dvb/frontends/dvb-pll.c b/drivers/media/dvb/frontends/dvb-pll.c index ca99e439c97..11f7d5939bd 100644 --- a/drivers/media/dvb/frontends/dvb-pll.c +++ b/drivers/media/dvb/frontends/dvb-pll.c @@ -784,7 +784,7 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, strncpy(fe->ops.tuner_ops.info.name, desc->name, sizeof(fe->ops.tuner_ops.info.name)); fe->ops.tuner_ops.info.frequency_min = desc->min; - fe->ops.tuner_ops.info.frequency_min = desc->max; + fe->ops.tuner_ops.info.frequency_max = desc->max; if (!desc->initdata) fe->ops.tuner_ops.init = NULL; if (!desc->sleepdata) diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c index c08f650df42..ef5361824f8 100644 --- a/drivers/media/video/cafe_ccic.c +++ b/drivers/media/video/cafe_ccic.c @@ -356,6 +356,7 @@ static int cafe_smbus_write_data(struct cafe_camera *cam, { unsigned int rval; unsigned long flags; + DEFINE_WAIT(the_wait); spin_lock_irqsave(&cam->dev_lock, flags); rval = TWSIC0_EN | ((addr << TWSIC0_SID_SHIFT) & TWSIC0_SID); @@ -369,10 +370,29 @@ static int cafe_smbus_write_data(struct cafe_camera *cam, rval = value | ((command << TWSIC1_ADDR_SHIFT) & TWSIC1_ADDR); cafe_reg_write(cam, REG_TWSIC1, rval); spin_unlock_irqrestore(&cam->dev_lock, flags); - msleep(2); /* Required or things flake */ + /* + * Time to wait for the write to complete. THIS IS A RACY + * WAY TO DO IT, but the sad fact is that reading the TWSIC1 + * register too quickly after starting the operation sends + * the device into a place that may be kinder and better, but + * which is absolutely useless for controlling the sensor. In + * practice we have plenty of time to get into our sleep state + * before the interrupt hits, and the worst case is that we + * time out and then see that things completed, so this seems + * the best way for now. + */ + do { + prepare_to_wait(&cam->smbus_wait, &the_wait, + TASK_UNINTERRUPTIBLE); + schedule_timeout(1); /* even 1 jiffy is too long */ + finish_wait(&cam->smbus_wait, &the_wait); + } while (!cafe_smbus_write_done(cam)); + +#ifdef IF_THE_CAFE_HARDWARE_WORKED_RIGHT wait_event_timeout(cam->smbus_wait, cafe_smbus_write_done(cam), CAFE_SMBUS_TIMEOUT); +#endif spin_lock_irqsave(&cam->dev_lock, flags); rval = cafe_reg_read(cam, REG_TWSIC1); spin_unlock_irqrestore(&cam->dev_lock, flags); @@ -710,7 +730,7 @@ static void cafe_ctlr_init(struct cafe_camera *cam) * Here we must wait a bit for the controller to come around. */ spin_unlock_irqrestore(&cam->dev_lock, flags); - mdelay(5); /* FIXME revisit this */ + msleep(5); spin_lock_irqsave(&cam->dev_lock, flags); cafe_reg_write(cam, REG_GL_CSR, GCSR_CCIC_EN|GCSR_SRC|GCSR_MRC); @@ -2233,12 +2253,21 @@ static int cafe_pci_resume(struct pci_dev *pdev) if (ret) return ret; ret = pci_enable_device(pdev); + if (ret) { cam_warn(cam, "Unable to re-enable device on resume!\n"); return ret; } cafe_ctlr_init(cam); - cafe_ctlr_power_up(cam); + cafe_ctlr_power_down(cam); + + mutex_lock(&cam->s_mutex); + if (cam->users > 0) { + cafe_ctlr_power_up(cam); + __cafe_cam_reset(cam); + } + mutex_unlock(&cam->s_mutex); + set_bit(CF_CONFIG_NEEDED, &cam->flags); if (cam->state == S_SPECREAD) cam->state = S_IDLE; /* Don't bother restarting */ diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c index 047624b9e27..5977a79619c 100644 --- a/drivers/media/video/ivtv/ivtv-ioctl.c +++ b/drivers/media/video/ivtv/ivtv-ioctl.c @@ -1190,6 +1190,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0; itv->osd_local_alpha_state = (fb->flags & V4L2_FBUF_FLAG_LOCAL_ALPHA) != 0; itv->osd_color_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0; + ivtv_set_osd_alpha(itv); break; } @@ -1234,7 +1235,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void IVTV_INFO("Tuner: %s\n", test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? "Radio" : "TV"); cx2341x_log_status(&itv->params, itv->name); - IVTV_INFO("Status flags: 0x%08lx\n", itv->i_flags); + IVTV_INFO("Version: %s Status flags: 0x%08lx\n", IVTV_VERSION, itv->i_flags); for (i = 0; i < IVTV_MAX_STREAMS; i++) { struct ivtv_stream *s = &itv->streams[i]; diff --git a/drivers/media/video/ov7670.c b/drivers/media/video/ov7670.c index f8f21ddd984..c4c5bd67f79 100644 --- a/drivers/media/video/ov7670.c +++ b/drivers/media/video/ov7670.c @@ -416,7 +416,10 @@ static int ov7670_read(struct i2c_client *c, unsigned char reg, static int ov7670_write(struct i2c_client *c, unsigned char reg, unsigned char value) { - return i2c_smbus_write_byte_data(c, reg, value); + int ret = i2c_smbus_write_byte_data(c, reg, value); + if (reg == REG_COM7 && (value & COM7_RESET)) + msleep(2); /* Wait for reset to run */ + return ret; } diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index 518d5d33546..a26655881e6 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -5,6 +5,11 @@ menuconfig MISC_DEVICES bool "Misc devices" default y + ---help--- + Say Y here to get to see options for device drivers from various + different categories. This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. if MISC_DEVICES diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 81ef81c9a58..5b9e17bf174 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -1968,6 +1968,16 @@ menuconfig NETDEV_1000 bool "Ethernet (1000 Mbit)" depends on !UML default y + ---help--- + Ethernet (also called IEEE 802.3 or ISO 8802-2) is the most common + type of Local Area Network (LAN) in universities and companies. + + Say Y here to get to see options for Gigabit Ethernet drivers. + This option alone does not add any kernel code. + Note that drivers supporting both 100 and 1000 MBit may be listed + under "Ethernet (10 or 100MBit)" instead. + + If you say N, all options in this submenu will be skipped and disabled. if NETDEV_1000 @@ -2339,6 +2349,11 @@ menuconfig NETDEV_10000 bool "Ethernet (10000 Mbit)" depends on !UML default y + ---help--- + Say Y here to get to see options for 10 Gigabit Ethernet drivers. + This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. if NETDEV_10000 diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 69f5f365239..10f4e3b5516 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -3068,8 +3068,8 @@ static irqreturn_t nv_nic_irq(int foo, void *data) np->nic_poll_irq = np->irqmask; mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } - printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq.\n", dev->name, i); spin_unlock(&np->lock); + printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq.\n", dev->name, i); break; } @@ -3186,8 +3186,8 @@ static irqreturn_t nv_nic_irq_optimized(int foo, void *data) np->nic_poll_irq = np->irqmask; mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } - printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq.\n", dev->name, i); spin_unlock(&np->lock); + printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq.\n", dev->name, i); break; } @@ -3233,8 +3233,8 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data) np->nic_poll_irq |= NVREG_IRQ_TX_ALL; mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } - printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_tx.\n", dev->name, i); spin_unlock_irqrestore(&np->lock, flags); + printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_tx.\n", dev->name, i); break; } @@ -3348,8 +3348,8 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data) np->nic_poll_irq |= NVREG_IRQ_RX_ALL; mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } - printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_rx.\n", dev->name, i); spin_unlock_irqrestore(&np->lock, flags); + printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_rx.\n", dev->name, i); break; } } @@ -3421,8 +3421,8 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data) np->nic_poll_irq |= NVREG_IRQ_OTHER; mod_timer(&np->nic_poll, jiffies + POLL_WAIT); } - printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_other.\n", dev->name, i); spin_unlock_irqrestore(&np->lock, flags); + printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_other.\n", dev->name, i); break; } diff --git a/drivers/net/mlx4/reset.c b/drivers/net/mlx4/reset.c index e4dfd4b11a4..e199715fabd 100644 --- a/drivers/net/mlx4/reset.c +++ b/drivers/net/mlx4/reset.c @@ -119,6 +119,9 @@ int mlx4_reset(struct mlx4_dev *dev) writel(MLX4_RESET_VALUE, reset + MLX4_RESET_OFFSET); iounmap(reset); + /* Docs say to wait one second before accessing device */ + msleep(1000); + end = jiffies + MLX4_RESET_TIMEOUT_JIFFIES; do { if (!pci_read_config_word(dev->pdev, PCI_VENDOR_ID, &vendor) && diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index ef3325b6923..9293c82ef2a 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -1726,7 +1726,7 @@ ppp_decompress_frame(struct ppp *ppp, struct sk_buff *skb) } /* the decompressor still expects the A/C bytes in the hdr */ len = ppp->rcomp->decompress(ppp->rc_state, skb->data - 2, - skb->len + 2, ns->data, ppp->mru + PPP_HDRLEN); + skb->len + 2, ns->data, obuff_size); if (len < 0) { /* Pass the compressed frame to pppd as an error indication. */ diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index e7a2eadcc3b..75759243639 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -696,8 +696,8 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port) int i; const u8 *addr = hw->dev[port]->dev_addr; - sky2_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET); - sky2_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_CLR); + sky2_write8(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET); + sky2_write8(hw, SK_REG(port, GPHY_CTRL), GPC_RST_CLR); sky2_write8(hw, SK_REG(port, GMAC_CTRL), GMC_RST_CLR); diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c index eccac1c3b71..d32c60dbdd8 100644 --- a/drivers/s390/block/dasd_diag.c +++ b/drivers/s390/block/dasd_diag.c @@ -24,6 +24,7 @@ #include <asm/s390_ext.h> #include <asm/todclk.h> #include <asm/vtoc.h> +#include <asm/diag.h> #include "dasd_int.h" #include "dasd_diag.h" diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c index 4f2f81b16cf..2edd5fb6d3d 100644 --- a/drivers/s390/char/raw3270.c +++ b/drivers/s390/char/raw3270.c @@ -21,6 +21,7 @@ #include <asm/ccwdev.h> #include <asm/cio.h> #include <asm/ebcdic.h> +#include <asm/diag.h> #include "raw3270.h" diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c index 04b19bdc09d..d70a6e65bf1 100644 --- a/drivers/s390/char/vmur.c +++ b/drivers/s390/char/vmur.c @@ -14,6 +14,7 @@ #include <asm/cio.h> #include <asm/ccwdev.h> #include <asm/debug.h> +#include <asm/diag.h> #include "vmur.h" @@ -68,8 +69,26 @@ static struct ccw_driver ur_driver = { .set_offline = ur_set_offline, }; +static DEFINE_MUTEX(vmur_mutex); + /* * Allocation, freeing, getting and putting of urdev structures + * + * Each ur device (urd) contains a reference to its corresponding ccw device + * (cdev) using the urd->cdev pointer. Each ccw device has a reference to the + * ur device using the cdev->dev.driver_data pointer. + * + * urd references: + * - ur_probe gets a urd reference, ur_remove drops the reference + * (cdev->dev.driver_data) + * - ur_open gets a urd reference, ur_relase drops the reference + * (urf->urd) + * + * cdev references: + * - urdev_alloc get a cdev reference (urd->cdev) + * - urdev_free drops the cdev reference (urd->cdev) + * + * Setting and clearing of cdev->dev.driver_data is protected by the ccwdev lock */ static struct urdev *urdev_alloc(struct ccw_device *cdev) { @@ -78,42 +97,61 @@ static struct urdev *urdev_alloc(struct ccw_device *cdev) urd = kzalloc(sizeof(struct urdev), GFP_KERNEL); if (!urd) return NULL; - urd->cdev = cdev; urd->reclen = cdev->id.driver_info; ccw_device_get_id(cdev, &urd->dev_id); mutex_init(&urd->io_mutex); mutex_init(&urd->open_mutex); + atomic_set(&urd->ref_count, 1); + urd->cdev = cdev; + get_device(&cdev->dev); return urd; } static void urdev_free(struct urdev *urd) { + TRACE("urdev_free: %p\n", urd); + if (urd->cdev) + put_device(&urd->cdev->dev); kfree(urd); } -/* - * This is how the character device driver gets a reference to a - * ur device. When this call returns successfully, a reference has - * been taken (by get_device) on the underlying kobject. The recipient - * of this urdev pointer must eventually drop it with urdev_put(urd) - * which does the corresponding put_device(). - */ +static void urdev_get(struct urdev *urd) +{ + atomic_inc(&urd->ref_count); +} + +static struct urdev *urdev_get_from_cdev(struct ccw_device *cdev) +{ + struct urdev *urd; + unsigned long flags; + + spin_lock_irqsave(get_ccwdev_lock(cdev), flags); + urd = cdev->dev.driver_data; + if (urd) + urdev_get(urd); + spin_unlock_irqrestore(get_ccwdev_lock(cdev), flags); + return urd; +} + static struct urdev *urdev_get_from_devno(u16 devno) { char bus_id[16]; struct ccw_device *cdev; + struct urdev *urd; sprintf(bus_id, "0.0.%04x", devno); cdev = get_ccwdev_by_busid(&ur_driver, bus_id); if (!cdev) return NULL; - - return cdev->dev.driver_data; + urd = urdev_get_from_cdev(cdev); + put_device(&cdev->dev); + return urd; } static void urdev_put(struct urdev *urd) { - put_device(&urd->cdev->dev); + if (atomic_dec_and_test(&urd->ref_count)) + urdev_free(urd); } /* @@ -245,6 +283,7 @@ static void ur_int_handler(struct ccw_device *cdev, unsigned long intparm, return; } urd = cdev->dev.driver_data; + BUG_ON(!urd); /* On special conditions irb is an error pointer */ if (IS_ERR(irb)) urd->io_request_rc = PTR_ERR(irb); @@ -262,9 +301,15 @@ static void ur_int_handler(struct ccw_device *cdev, unsigned long intparm, static ssize_t ur_attr_reclen_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct urdev *urd = dev->driver_data; + struct urdev *urd; + int rc; - return sprintf(buf, "%zu\n", urd->reclen); + urd = urdev_get_from_cdev(to_ccwdev(dev)); + if (!urd) + return -ENODEV; + rc = sprintf(buf, "%zu\n", urd->reclen); + urdev_put(urd); + return rc; } static DEVICE_ATTR(reclen, 0444, ur_attr_reclen_show, NULL); @@ -379,31 +424,6 @@ static ssize_t ur_write(struct file *file, const char __user *udata, return do_write(urf->urd, udata, count, urf->dev_reclen, ppos); } -static int do_diag_14(unsigned long rx, unsigned long ry1, - unsigned long subcode) -{ - register unsigned long _ry1 asm("2") = ry1; - register unsigned long _ry2 asm("3") = subcode; - int rc = 0; - - asm volatile( -#ifdef CONFIG_64BIT - " sam31\n" - " diag %2,2,0x14\n" - " sam64\n" -#else - " diag %2,2,0x14\n" -#endif - " ipm %0\n" - " srl %0,28\n" - : "=d" (rc), "+d" (_ry2) - : "d" (rx), "d" (_ry1) - : "cc"); - - TRACE("diag 14: subcode=0x%lx, cc=%i\n", subcode, rc); - return rc; -} - /* * diagnose code 0x14 subcode 0x0028 - position spool file to designated * record @@ -415,7 +435,7 @@ static int diag_position_to_record(int devno, int record) { int cc; - cc = do_diag_14(record, devno, 0x28); + cc = diag14(record, devno, 0x28); switch (cc) { case 0: return 0; @@ -440,7 +460,7 @@ static int diag_read_file(int devno, char *buf) { int cc; - cc = do_diag_14((unsigned long) buf, devno, 0x00); + cc = diag14((unsigned long) buf, devno, 0x00); switch (cc) { case 0: return 0; @@ -533,7 +553,7 @@ static int diag_read_next_file_info(struct file_control_block *buf, int spid) { int cc; - cc = do_diag_14((unsigned long) buf, spid, 0xfff); + cc = diag14((unsigned long) buf, spid, 0xfff); switch (cc) { case 0: return 0; @@ -750,64 +770,63 @@ static struct file_operations ur_fops = { /* * ccw_device infrastructure: - * ur_probe gets its own ref to the device (i.e. get_device), - * creates the struct urdev, the device attributes, sets up - * the interrupt handler and validates the virtual unit record device. - * ur_remove removes the device attributes, frees the struct urdev - * and drops (put_device) the ref to the device we got in ur_probe. + * ur_probe creates the struct urdev (with refcount = 1), the device + * attributes, sets up the interrupt handler and validates the virtual + * unit record device. + * ur_remove removes the device attributes and drops the reference to + * struct urdev. + * + * ur_probe, ur_remove, ur_set_online and ur_set_offline are serialized + * by the vmur_mutex lock. + * + * urd->char_device is used as indication that the online function has + * been completed successfully. */ static int ur_probe(struct ccw_device *cdev) { struct urdev *urd; int rc; - TRACE("ur_probe: cdev=%p state=%d\n", cdev, *(int *) cdev->private); - - if (!get_device(&cdev->dev)) - return -ENODEV; + TRACE("ur_probe: cdev=%p\n", cdev); + mutex_lock(&vmur_mutex); urd = urdev_alloc(cdev); if (!urd) { rc = -ENOMEM; - goto fail; + goto fail_unlock; } + rc = ur_create_attributes(&cdev->dev); if (rc) { rc = -ENOMEM; - goto fail; + goto fail_urdev_put; } - cdev->dev.driver_data = urd; cdev->handler = ur_int_handler; /* validate virtual unit record device */ urd->class = get_urd_class(urd); if (urd->class < 0) { rc = urd->class; - goto fail; + goto fail_remove_attr; } if ((urd->class != DEV_CLASS_UR_I) && (urd->class != DEV_CLASS_UR_O)) { rc = -ENOTSUPP; - goto fail; + goto fail_remove_attr; } + spin_lock_irq(get_ccwdev_lock(cdev)); + cdev->dev.driver_data = urd; + spin_unlock_irq(get_ccwdev_lock(cdev)); + mutex_unlock(&vmur_mutex); return 0; -fail: - urdev_free(urd); - put_device(&cdev->dev); - return rc; -} - -static void ur_remove(struct ccw_device *cdev) -{ - struct urdev *urd = cdev->dev.driver_data; - - TRACE("ur_remove\n"); - if (cdev->online) - ur_set_offline(cdev); +fail_remove_attr: ur_remove_attributes(&cdev->dev); - urdev_free(urd); - put_device(&cdev->dev); +fail_urdev_put: + urdev_put(urd); +fail_unlock: + mutex_unlock(&vmur_mutex); + return rc; } static int ur_set_online(struct ccw_device *cdev) @@ -816,20 +835,29 @@ static int ur_set_online(struct ccw_device *cdev) int minor, major, rc; char node_id[16]; - TRACE("ur_set_online: cdev=%p state=%d\n", cdev, - *(int *) cdev->private); + TRACE("ur_set_online: cdev=%p\n", cdev); - if (!try_module_get(ur_driver.owner)) - return -EINVAL; + mutex_lock(&vmur_mutex); + urd = urdev_get_from_cdev(cdev); + if (!urd) { + /* ur_remove already deleted our urd */ + rc = -ENODEV; + goto fail_unlock; + } + + if (urd->char_device) { + /* Another ur_set_online was faster */ + rc = -EBUSY; + goto fail_urdev_put; + } - urd = (struct urdev *) cdev->dev.driver_data; minor = urd->dev_id.devno; major = MAJOR(ur_first_dev_maj_min); urd->char_device = cdev_alloc(); if (!urd->char_device) { rc = -ENOMEM; - goto fail_module_put; + goto fail_urdev_put; } cdev_init(urd->char_device, &ur_fops); @@ -858,29 +886,79 @@ static int ur_set_online(struct ccw_device *cdev) TRACE("ur_set_online: device_create rc=%d\n", rc); goto fail_free_cdev; } - + urdev_put(urd); + mutex_unlock(&vmur_mutex); return 0; fail_free_cdev: cdev_del(urd->char_device); -fail_module_put: - module_put(ur_driver.owner); - + urd->char_device = NULL; +fail_urdev_put: + urdev_put(urd); +fail_unlock: + mutex_unlock(&vmur_mutex); return rc; } -static int ur_set_offline(struct ccw_device *cdev) +static int ur_set_offline_force(struct ccw_device *cdev, int force) { struct urdev *urd; + int rc; - TRACE("ur_set_offline: cdev=%p cdev->private=%p state=%d\n", - cdev, cdev->private, *(int *) cdev->private); - urd = (struct urdev *) cdev->dev.driver_data; + TRACE("ur_set_offline: cdev=%p\n", cdev); + urd = urdev_get_from_cdev(cdev); + if (!urd) + /* ur_remove already deleted our urd */ + return -ENODEV; + if (!urd->char_device) { + /* Another ur_set_offline was faster */ + rc = -EBUSY; + goto fail_urdev_put; + } + if (!force && (atomic_read(&urd->ref_count) > 2)) { + /* There is still a user of urd (e.g. ur_open) */ + TRACE("ur_set_offline: BUSY\n"); + rc = -EBUSY; + goto fail_urdev_put; + } device_destroy(vmur_class, urd->char_device->dev); cdev_del(urd->char_device); - module_put(ur_driver.owner); + urd->char_device = NULL; + rc = 0; - return 0; +fail_urdev_put: + urdev_put(urd); + return rc; +} + +static int ur_set_offline(struct ccw_device *cdev) +{ + int rc; + + mutex_lock(&vmur_mutex); + rc = ur_set_offline_force(cdev, 0); + mutex_unlock(&vmur_mutex); + return rc; +} + +static void ur_remove(struct ccw_device *cdev) +{ + unsigned long flags; + + TRACE("ur_remove\n"); + + mutex_lock(&vmur_mutex); + + if (cdev->online) + ur_set_offline_force(cdev, 1); + ur_remove_attributes(&cdev->dev); + + spin_lock_irqsave(get_ccwdev_lock(cdev), flags); + urdev_put(cdev->dev.driver_data); + cdev->dev.driver_data = NULL; + spin_unlock_irqrestore(get_ccwdev_lock(cdev), flags); + + mutex_unlock(&vmur_mutex); } /* diff --git a/drivers/s390/char/vmur.h b/drivers/s390/char/vmur.h index 2b3c564e047..fa959644735 100644 --- a/drivers/s390/char/vmur.h +++ b/drivers/s390/char/vmur.h @@ -70,6 +70,7 @@ struct urdev { size_t reclen; /* Record length for *write* CCWs */ int class; /* VM device class */ int io_request_rc; /* return code from I/O request */ + atomic_t ref_count; /* reference counter */ }; /* diff --git a/drivers/s390/cio/cmf.c b/drivers/s390/cio/cmf.c index 02fd00b55e1..34a796913b0 100644 --- a/drivers/s390/cio/cmf.c +++ b/drivers/s390/cio/cmf.c @@ -594,6 +594,9 @@ alloc_cmb (struct ccw_device *cdev) free_pages((unsigned long)mem, get_order(size)); } else if (!mem) { /* no luck */ + printk(KERN_WARNING "cio: failed to allocate area " + "for measuring %d subchannels\n", + cmb_area.num_channels); ret = -ENOMEM; goto out; } else { @@ -1279,13 +1282,6 @@ init_cmf(void) case CMF_BASIC: format_string = "basic"; cmbops = &cmbops_basic; - if (cmb_area.num_channels > 4096 || cmb_area.num_channels < 1) { - printk(KERN_ERR "cio: Basic channel measurement " - "facility can only use 1 to 4096 devices\n" - KERN_ERR "when the cmf driver is built" - " as a loadable module\n"); - return 1; - } break; case CMF_EXTENDED: format_string = "extended"; diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index 297659fa0e2..e44d92eac8e 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -117,7 +117,10 @@ static int ccw_uevent(struct device *dev, char **envp, int num_envp, snprint_alias(modalias_buf, sizeof(modalias_buf), id, ""); ret = add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &len, "MODALIAS=%s", modalias_buf); - return ret; + if (ret) + return ret; + envp[i] = NULL; + return 0; } struct bus_type ccw_bus_type; diff --git a/drivers/s390/cio/device_id.c b/drivers/s390/cio/device_id.c index 60b9347f7c9..f232832f2b2 100644 --- a/drivers/s390/cio/device_id.c +++ b/drivers/s390/cio/device_id.c @@ -17,6 +17,7 @@ #include <asm/delay.h> #include <asm/cio.h> #include <asm/lowcore.h> +#include <asm/diag.h> #include "cio.h" #include "cio_debug.h" @@ -25,51 +26,6 @@ #include "ioasm.h" /* - * diag210 is used under VM to get information about a virtual device - */ -int -diag210(struct diag210 * addr) -{ - /* - * diag 210 needs its data below the 2GB border, so we - * use a static data area to be sure - */ - static struct diag210 diag210_tmp; - static DEFINE_SPINLOCK(diag210_lock); - unsigned long flags; - int ccode; - - spin_lock_irqsave(&diag210_lock, flags); - diag210_tmp = *addr; - -#ifdef CONFIG_64BIT - asm volatile( - " lhi %0,-1\n" - " sam31\n" - " diag %1,0,0x210\n" - "0: ipm %0\n" - " srl %0,28\n" - "1: sam64\n" - EX_TABLE(0b,1b) - : "=&d" (ccode) : "a" (&diag210_tmp) : "cc", "memory"); -#else - asm volatile( - " lhi %0,-1\n" - " diag %1,0,0x210\n" - "0: ipm %0\n" - " srl %0,28\n" - "1:\n" - EX_TABLE(0b,1b) - : "=&d" (ccode) : "a" (&diag210_tmp) : "cc", "memory"); -#endif - - *addr = diag210_tmp; - spin_unlock_irqrestore(&diag210_lock, flags); - - return ccode; -} - -/* * Input : * devno - device number * ps - pointer to sense ID data area @@ -349,5 +305,3 @@ ccw_device_sense_id_irq(struct ccw_device *cdev, enum dev_event dev_event) break; } } - -EXPORT_SYMBOL(diag210); diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c index 03347aed2b3..d8d479876ec 100644 --- a/drivers/s390/cio/qdio.c +++ b/drivers/s390/cio/qdio.c @@ -195,6 +195,8 @@ qdio_do_eqbs(struct qdio_q *q, unsigned char *state, again: ccq = do_eqbs(irq->sch_token, state, q_no, start, cnt); rc = qdio_check_ccq(q, ccq); + if ((ccq == 96) && (tmp_cnt != *cnt)) + rc = 0; if (rc == 1) { QDIO_DBF_TEXT5(1,trace,"eqAGAIN"); goto again; @@ -740,7 +742,8 @@ qdio_get_outbound_buffer_frontier(struct qdio_q *q) first_not_to_check=f+qdio_min(atomic_read(&q->number_of_buffers_used), (QDIO_MAX_BUFFERS_PER_Q-1)); - if ((!q->is_iqdio_q)&&(!q->hydra_gives_outbound_pcis)) + if (((!q->is_iqdio_q) && (!q->hydra_gives_outbound_pcis)) || + (q->queue_type == QDIO_IQDIO_QFMT_ASYNCH)) SYNC_MEMORY; check_next: diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig index 7dd73546bf4..63436892688 100644 --- a/drivers/usb/Kconfig +++ b/drivers/usb/Kconfig @@ -6,6 +6,9 @@ menuconfig USB_SUPPORT bool "USB support" depends on HAS_IOMEM default y + ---help--- + This option adds core support for Universal Serial Bus (USB). + You will also need drivers from the following menu to make use of it. if USB_SUPPORT diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index c4e15ed1405..35cdba10411 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -275,58 +275,6 @@ static void ehci_work(struct ehci_hcd *ehci); /*-------------------------------------------------------------------------*/ -#ifdef CONFIG_CPU_FREQ - -#include <linux/cpufreq.h> - -static void ehci_cpufreq_pause (struct ehci_hcd *ehci) -{ - unsigned long flags; - - spin_lock_irqsave(&ehci->lock, flags); - if (!ehci->cpufreq_changing++) - qh_inactivate_split_intr_qhs(ehci); - spin_unlock_irqrestore(&ehci->lock, flags); -} - -static void ehci_cpufreq_unpause (struct ehci_hcd *ehci) -{ - unsigned long flags; - - spin_lock_irqsave(&ehci->lock, flags); - if (!--ehci->cpufreq_changing) - qh_reactivate_split_intr_qhs(ehci); - spin_unlock_irqrestore(&ehci->lock, flags); -} - -/* - * ehci_cpufreq_notifier is needed to avoid MMF errors that occur when - * EHCI controllers that don't cache many uframes get delayed trying to - * read main memory during CPU frequency transitions. This can cause - * split interrupt transactions to not be completed in the required uframe. - * This has been observed on the Broadcom/ServerWorks HT1000 controller. - */ -static int ehci_cpufreq_notifier(struct notifier_block *nb, unsigned long val, - void *data) -{ - struct ehci_hcd *ehci = container_of(nb, struct ehci_hcd, - cpufreq_transition); - - switch (val) { - case CPUFREQ_PRECHANGE: - ehci_cpufreq_pause(ehci); - break; - case CPUFREQ_POSTCHANGE: - ehci_cpufreq_unpause(ehci); - break; - } - return 0; -} - -#endif - -/*-------------------------------------------------------------------------*/ - static void ehci_watchdog (unsigned long param) { struct ehci_hcd *ehci = (struct ehci_hcd *) param; @@ -460,10 +408,6 @@ static void ehci_stop (struct usb_hcd *hcd) ehci_writel(ehci, 0, &ehci->regs->intr_enable); spin_unlock_irq(&ehci->lock); -#ifdef CONFIG_CPU_FREQ - cpufreq_unregister_notifier(&ehci->cpufreq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -#endif /* let companion controllers work when we aren't */ ehci_writel(ehci, 0, &ehci->regs->configured_flag); @@ -569,17 +513,6 @@ static int ehci_init(struct usb_hcd *hcd) } ehci->command = temp; -#ifdef CONFIG_CPU_FREQ - INIT_LIST_HEAD(&ehci->split_intr_qhs); - /* - * If the EHCI controller caches enough uframes, this probably - * isn't needed unless there are so many low/full speed devices - * that the controller's can't cache it all. - */ - ehci->cpufreq_transition.notifier_call = ehci_cpufreq_notifier; - cpufreq_register_notifier(&ehci->cpufreq_transition, - CPUFREQ_TRANSITION_NOTIFIER); -#endif return 0; } diff --git a/drivers/usb/host/ehci-mem.c b/drivers/usb/host/ehci-mem.c index 8816d09903d..0431397836f 100644 --- a/drivers/usb/host/ehci-mem.c +++ b/drivers/usb/host/ehci-mem.c @@ -94,9 +94,6 @@ static struct ehci_qh *ehci_qh_alloc (struct ehci_hcd *ehci, gfp_t flags) qh->qh_dma = dma; // INIT_LIST_HEAD (&qh->qh_list); INIT_LIST_HEAD (&qh->qtd_list); -#ifdef CONFIG_CPU_FREQ - INIT_LIST_HEAD (&qh->split_intr_qhs); -#endif /* dummy td enables safe urb queuing */ qh->dummy = ehci_qtd_alloc (ehci, flags); diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 2284028f8aa..140bfa423e0 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -312,10 +312,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh) struct urb *urb; u32 token = 0; - /* ignore QHs that are currently inactive */ - if (qh->hw_info1 & __constant_cpu_to_le32(QH_INACTIVATE)) - break; - qtd = list_entry (entry, struct ehci_qtd, qtd_list); urb = qtd->urb; diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index d4a8ace4967..e682f2342ef 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -479,109 +479,6 @@ static int disable_periodic (struct ehci_hcd *ehci) } /*-------------------------------------------------------------------------*/ -#ifdef CONFIG_CPU_FREQ - -static int safe_to_modify_i (struct ehci_hcd *ehci, struct ehci_qh *qh) -{ - int now; /* current (frame * 8) + uframe */ - int prev_start, next_start; /* uframes from/to split start */ - int start_uframe = ffs(le32_to_cpup (&qh->hw_info2) & QH_SMASK); - int end_uframe = fls((le32_to_cpup (&qh->hw_info2) & QH_CMASK) >> 8); - int split_duration = end_uframe - start_uframe; - - now = readl(&ehci->regs->frame_index) % (ehci->periodic_size << 3); - - next_start = ((1024 << 3) + (qh->start << 3) + start_uframe - now) - % (qh->period << 3); - prev_start = (qh->period << 3) - next_start; - - /* - * Make sure there will be at least one uframe when qh is safe. - */ - if ((qh->period << 3) <= (ehci->i_thresh + 2 + split_duration)) - /* never safe */ - return -EINVAL; - - /* - * Wait 1 uframe after transaction should have started, to make - * sure controller has time to write back overlay, so we can - * check QTD_STS_STS to see if transaction is in progress. - */ - if ((next_start > ehci->i_thresh) && (prev_start > 1)) - /* safe to set "i" bit if split isn't in progress */ - return (qh->hw_token & STATUS_BIT(ehci)) ? 0 : 1; - else - return 0; -} - -/* Set inactivate bit for all the split interrupt QHs. */ -static void qh_inactivate_split_intr_qhs (struct ehci_hcd *ehci) -{ - struct ehci_qh *qh; - int not_done, safe; - u32 inactivate = INACTIVATE_BIT(ehci); - u32 active = ACTIVE_BIT(ehci); - - do { - not_done = 0; - list_for_each_entry(qh, &ehci->split_intr_qhs, - split_intr_qhs) { - if (qh->hw_info1 & inactivate) - /* already off */ - continue; - /* - * To avoid setting "I" after the start split happens, - * don't set it if the QH might be cached in the - * controller. Some HCs (Broadcom/ServerWorks HT1000) - * will stop in the middle of a split transaction when - * the "I" bit is set. - */ - safe = safe_to_modify_i(ehci, qh); - if (safe == 0) { - not_done = 1; - } else if (safe > 0) { - qh->was_active = qh->hw_token & active; - qh->hw_info1 |= inactivate; - } - } - } while (not_done); - wmb(); -} - -static void qh_reactivate_split_intr_qhs (struct ehci_hcd *ehci) -{ - struct ehci_qh *qh; - u32 token; - int not_done, safe; - u32 inactivate = INACTIVATE_BIT(ehci); - u32 active = ACTIVE_BIT(ehci); - u32 halt = HALT_BIT(ehci); - - do { - not_done = 0; - list_for_each_entry(qh, &ehci->split_intr_qhs, split_intr_qhs) { - if (!(qh->hw_info1 & inactivate)) /* already on */ - continue; - /* - * Don't reactivate if cached, or controller might - * overwrite overlay after we modify it! - */ - safe = safe_to_modify_i(ehci, qh); - if (safe == 0) { - not_done = 1; - } else if (safe > 0) { - /* See EHCI 1.0 section 4.15.2.4. */ - token = qh->hw_token; - qh->hw_token = (token | halt) & ~active; - wmb(); - qh->hw_info1 &= ~inactivate; - wmb(); - qh->hw_token = (token & ~halt) | qh->was_active; - } - } - } while (not_done); -} -#endif /* periodic schedule slots have iso tds (normal or split) first, then a * sparse tree for active interrupt transfers. @@ -599,17 +496,6 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh) period, hc32_to_cpup(ehci, &qh->hw_info2) & (QH_CMASK | QH_SMASK), qh, qh->start, qh->usecs, qh->c_usecs); -#ifdef CONFIG_CPU_FREQ - /* - * If low/full speed interrupt QHs are inactive (because of - * cpufreq changing processor speeds), start QH with I flag set-- - * it will automatically be cleared when cpufreq is done. - */ - if (ehci->cpufreq_changing) - if (!(qh->hw_info1 & (cpu_to_le32(1 << 13)))) - qh->hw_info1 |= INACTIVATE_BIT(ehci); -#endif - /* high bandwidth, or otherwise every microframe */ if (period == 0) period = 1; @@ -658,12 +544,6 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh) ? ((qh->usecs + qh->c_usecs) / qh->period) : (qh->usecs * 8); -#ifdef CONFIG_CPU_FREQ - /* add qh to list of low/full speed interrupt QHs, if applicable */ - if (!(qh->hw_info1 & (cpu_to_le32(1 << 13)))) { - list_add(&qh->split_intr_qhs, &ehci->split_intr_qhs); - } -#endif /* maybe enable periodic schedule processing */ if (!ehci->periodic_sched++) return enable_periodic (ehci); @@ -683,13 +563,6 @@ static void qh_unlink_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh) // THEN // qh->hw_info1 |= __constant_cpu_to_hc32(1 << 7 /* "ignore" */); -#ifdef CONFIG_CPU_FREQ - /* remove qh from list of low/full speed interrupt QHs */ - if (!(qh->hw_info1 & (cpu_to_le32(1 << 13)))) { - list_del_init(&qh->split_intr_qhs); - } -#endif - /* high bandwidth, or otherwise part of every microframe */ if ((period = qh->period) == 0) period = 1; diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h index 2c68a04230c..951d69fec51 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -71,12 +71,6 @@ struct ehci_hcd { /* one per controller */ __u32 hcs_params; /* cached register copy */ spinlock_t lock; -#ifdef CONFIG_CPU_FREQ - struct notifier_block cpufreq_transition; - int cpufreq_changing; - struct list_head split_intr_qhs; -#endif - /* async schedule support */ struct ehci_qh *async; struct ehci_qh *reclaim; @@ -439,10 +433,6 @@ struct ehci_qh { __hc32 hw_next; /* see EHCI 3.6.1 */ __hc32 hw_info1; /* see EHCI 3.6.2 */ #define QH_HEAD 0x00008000 -#define QH_INACTIVATE 0x00000080 - -#define INACTIVATE_BIT(ehci) cpu_to_hc32(ehci, QH_INACTIVATE) - __hc32 hw_info2; /* see EHCI 3.6.2 */ #define QH_SMASK 0x000000ff #define QH_CMASK 0x0000ff00 @@ -492,10 +482,6 @@ struct ehci_qh { unsigned short start; /* where polling starts */ #define NO_FRAME ((unsigned short)~0) /* pick new start */ struct usb_device *dev; /* access to TT */ -#ifdef CONFIG_CPU_FREQ - struct list_head split_intr_qhs; /* list of split qhs */ - __le32 was_active; /* active bit before "i" set */ -#endif } __attribute__ ((aligned (32))); /*-------------------------------------------------------------------------*/ diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 81e571d59b5..a280a52f8ef 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -66,7 +66,7 @@ static void set_ctrlr_state(struct pxafb_info *fbi, u_int state); #ifdef CONFIG_FB_PXA_PARAMETERS #define PXAFB_OPTIONS_SIZE 256 -static char g_options[PXAFB_OPTIONS_SIZE] __initdata = ""; +static char g_options[PXAFB_OPTIONS_SIZE] __devinitdata = ""; #endif static inline void pxafb_schedule_work(struct pxafb_info *fbi, u_int state) diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES index 6d84ca2beea..bed6215c079 100644 --- a/fs/cifs/CHANGES +++ b/fs/cifs/CHANGES @@ -3,7 +3,10 @@ Version 1.50 Fix NTLMv2 signing. NFS server mounted over cifs works (if cifs mount is done with "serverino" mount option). Add support for POSIX Unlink (helps with certain sharing violation cases when server such as -Samba supports newer POSIX CIFS Protocol Extensions). +Samba supports newer POSIX CIFS Protocol Extensions). Add "nounix" +mount option to allow disabling the CIFS Unix Extensions for just +that mount. Fix hang on spinlock in find_writable_file (race when +reopening file after session crash). Version 1.49 ------------ diff --git a/fs/cifs/README b/fs/cifs/README index 85f1eb14083..b806b11b556 100644 --- a/fs/cifs/README +++ b/fs/cifs/README @@ -444,6 +444,13 @@ A partial list of the supported mount options follows: noposixpaths If CIFS Unix extensions are supported, do not request posix path name support (this may cause servers to reject creatingfile with certain reserved characters). + nounix Disable the CIFS Unix Extensions for this mount (tree + connection). This is rarely needed, but it may be useful + in order to turn off multiple settings all at once (ie + posix acls, posix locks, posix paths, symlink support + and retrieving uids/gids/mode from the server) or to + work around a bug in server which implement the Unix + Extensions. nobrl Do not send byte range lock requests to the server. This is necessary for certain applications that break with cifs style mandatory byte range locks (and most @@ -451,6 +458,12 @@ A partial list of the supported mount options follows: byte range locks). remount remount the share (often used to change from ro to rw mounts or vice versa) + servern Specify the server 's netbios name (RFC1001 name) to use + when attempting to setup a session to the server. This is + This is needed for mounting to some older servers (such + as OS/2 or Windows 98 and Windows ME) since they do not + support a default server name. A server name can be up + to 15 characters long and is usually uppercased. sfu When the CIFS Unix Extensions are not negotiated, attempt to create device files and fifos in a format compatible with Services for Unix (SFU). In addition retrieve bits 10-12 diff --git a/fs/cifs/TODO b/fs/cifs/TODO index d7bd51575fd..29d4b271525 100644 --- a/fs/cifs/TODO +++ b/fs/cifs/TODO @@ -82,8 +82,7 @@ u) DOS attrs - returned as pseudo-xattr in Samba format (check VFAT and NTFS for v) mount check for unmatched uids -w) Add mount option for Linux extension disable per mount, and partial -disable per mount (uid off, symlink/fifo/mknod on but what about posix acls?) +w) Add support for new vfs entry points for setlease and fallocate x) Fix Samba 3 server to handle Linux kernel aio so dbench with lots of processes can proceed better in parallel (on the server) diff --git a/fs/cifs/file.c b/fs/cifs/file.c index e13592afca9..894b1f7b299 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -1904,6 +1904,25 @@ static int cifs_readpage(struct file *file, struct page *page) return rc; } +static int is_inode_writable(struct cifsInodeInfo *cifs_inode) +{ + struct cifsFileInfo *open_file; + + read_lock(&GlobalSMBSeslock); + list_for_each_entry(open_file, &cifs_inode->openFileList, flist) { + if (open_file->closePend) + continue; + if (open_file->pfile && + ((open_file->pfile->f_flags & O_RDWR) || + (open_file->pfile->f_flags & O_WRONLY))) { + read_unlock(&GlobalSMBSeslock); + return 1; + } + } + read_unlock(&GlobalSMBSeslock); + return 0; +} + /* We do not want to update the file size from server for inodes open for write - to avoid races with writepage extending the file - in the future we could consider allowing @@ -1912,19 +1931,13 @@ static int cifs_readpage(struct file *file, struct page *page) page caching in the current Linux kernel design */ int is_size_safe_to_change(struct cifsInodeInfo *cifsInode, __u64 end_of_file) { - struct cifsFileInfo *open_file = NULL; - - if (cifsInode) - open_file = find_writable_file(cifsInode); + if (!cifsInode) + return 1; - if (open_file) { + if (is_inode_writable(cifsInode)) { + /* This inode is open for write at least once */ struct cifs_sb_info *cifs_sb; - /* there is not actually a write pending so let - this handle go free and allow it to - be closable if needed */ - atomic_dec(&open_file->wrtPending); - cifs_sb = CIFS_SB(cifsInode->vfs_inode.i_sb); if ( cifs_sb->mnt_cifs_flags & CIFS_MOUNT_DIRECT_IO ) { /* since no page cache to corrupt on directio diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index 2ea027dda21..892be9b4d1f 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -372,6 +372,10 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time, /* 2000 big enough to fit max user, domain, NOS name etc. */ str_area = kmalloc(2000, GFP_KERNEL); + if (str_area == NULL) { + cifs_small_buf_release(smb_buf); + return -ENOMEM; + } bcc_ptr = str_area; ses->flags &= ~CIFS_SES_LANMAN; diff --git a/fs/direct-io.c b/fs/direct-io.c index 6874785bb65..901dc55e9f5 100644 --- a/fs/direct-io.c +++ b/fs/direct-io.c @@ -958,36 +958,22 @@ direct_io_worker(int rw, struct kiocb *iocb, struct inode *inode, ssize_t ret2; size_t bytes; - dio->bio = NULL; dio->inode = inode; dio->rw = rw; dio->blkbits = blkbits; dio->blkfactor = inode->i_blkbits - blkbits; - dio->start_zero_done = 0; - dio->size = 0; dio->block_in_file = offset >> blkbits; - dio->blocks_available = 0; - dio->cur_page = NULL; - dio->boundary = 0; - dio->reap_counter = 0; dio->get_block = get_block; dio->end_io = end_io; - dio->map_bh.b_private = NULL; - dio->map_bh.b_state = 0; dio->final_block_in_bio = -1; dio->next_block_for_io = -1; - dio->page_errors = 0; - dio->io_error = 0; - dio->result = 0; dio->iocb = iocb; dio->i_size = i_size_read(inode); spin_lock_init(&dio->bio_lock); dio->refcount = 1; - dio->bio_list = NULL; - dio->waiter = NULL; /* * In case of non-aligned buffers, we may need 2 more @@ -995,8 +981,6 @@ direct_io_worker(int rw, struct kiocb *iocb, struct inode *inode, */ if (unlikely(dio->blkfactor)) dio->pages_in_io = 2; - else - dio->pages_in_io = 0; for (seg = 0; seg < nr_segs; seg++) { user_addr = (unsigned long)iov[seg].iov_base; @@ -1184,7 +1168,7 @@ __blockdev_direct_IO(int rw, struct kiocb *iocb, struct inode *inode, } } - dio = kmalloc(sizeof(*dio), GFP_KERNEL); + dio = kzalloc(sizeof(*dio), GFP_KERNEL); retval = -ENOMEM; if (!dio) goto out; diff --git a/fs/exec.c b/fs/exec.c index 7bdea7937ee..ce62f7b65f1 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1084,9 +1084,12 @@ int flush_old_exec(struct linux_binprm * bprm) */ current->mm->task_size = TASK_SIZE; - if (bprm->e_uid != current->euid || bprm->e_gid != current->egid || - file_permission(bprm->file, MAY_READ) || - (bprm->interp_flags & BINPRM_FLAGS_ENFORCE_NONDUMP)) { + if (bprm->e_uid != current->euid || bprm->e_gid != current->egid) { + suid_keys(current); + set_dumpable(current->mm, suid_dumpable); + current->pdeath_signal = 0; + } else if (file_permission(bprm->file, MAY_READ) || + (bprm->interp_flags & BINPRM_FLAGS_ENFORCE_NONDUMP)) { suid_keys(current); set_dumpable(current->mm, suid_dumpable); } @@ -1177,8 +1180,10 @@ void compute_creds(struct linux_binprm *bprm) { int unsafe; - if (bprm->e_uid != current->uid) + if (bprm->e_uid != current->uid) { suid_keys(current); + current->pdeath_signal = 0; + } exec_keys(current); task_lock(current); diff --git a/fs/jffs2/write.c b/fs/jffs2/write.c index bc618593366..664c164aa67 100644 --- a/fs/jffs2/write.c +++ b/fs/jffs2/write.c @@ -566,6 +566,9 @@ int jffs2_do_unlink(struct jffs2_sb_info *c, struct jffs2_inode_info *dir_f, struct jffs2_full_dirent **prev = &dir_f->dents; uint32_t nhash = full_name_hash(name, namelen); + /* We don't actually want to reserve any space, but we do + want to be holding the alloc_sem when we write to flash */ + down(&c->alloc_sem); down(&dir_f->sem); while ((*prev) && (*prev)->nhash <= nhash) { diff --git a/include/asm-avr32/io.h b/include/asm-avr32/io.h index e30d4b3bd83..64bb92bb677 100644 --- a/include/asm-avr32/io.h +++ b/include/asm-avr32/io.h @@ -255,6 +255,8 @@ static inline void memset_io(volatile void __iomem *addr, unsigned char val, memset((void __force *)addr, val, count); } +#define mmiowb() + #define IO_SPACE_LIMIT 0xffffffff extern void __iomem *__ioremap(unsigned long offset, size_t size, diff --git a/include/asm-avr32/pgalloc.h b/include/asm-avr32/pgalloc.h index bb82e70cde8..0e680f47209 100644 --- a/include/asm-avr32/pgalloc.h +++ b/include/asm-avr32/pgalloc.h @@ -27,13 +27,7 @@ static __inline__ void pmd_populate(struct mm_struct *mm, pmd_t *pmd, */ static __inline__ pgd_t *pgd_alloc(struct mm_struct *mm) { - unsigned int pgd_size = (USER_PTRS_PER_PGD * sizeof(pgd_t)); - pgd_t *pgd = kmalloc(pgd_size, GFP_KERNEL); - - if (pgd) - memset(pgd, 0, pgd_size); - - return pgd; + return kcalloc(USER_PTRS_PER_PGD, sizeof(pgd_t), GFP_KERNEL); } static inline void pgd_free(pgd_t *pgd) @@ -44,18 +38,9 @@ static inline void pgd_free(pgd_t *pgd) static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address) { - int count = 0; pte_t *pte; - do { - pte = (pte_t *) __get_free_page(GFP_KERNEL | __GFP_REPEAT); - if (pte) - clear_page(pte); - else { - current->state = TASK_UNINTERRUPTIBLE; - schedule_timeout(HZ); - } - } while (!pte && (count++ < 10)); + pte = (pte_t *)get_zeroed_page(GFP_KERNEL | __GFP_REPEAT); return pte; } @@ -63,18 +48,9 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, static inline struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address) { - int count = 0; struct page *pte; - do { - pte = alloc_pages(GFP_KERNEL, 0); - if (pte) - clear_page(page_address(pte)); - else { - current->state = TASK_UNINTERRUPTIBLE; - schedule_timeout(HZ); - } - } while (!pte && (count++ < 10)); + pte = alloc_page(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO); return pte; } diff --git a/include/asm-avr32/pgtable.h b/include/asm-avr32/pgtable.h index c07bdd10b89..018f6e2a024 100644 --- a/include/asm-avr32/pgtable.h +++ b/include/asm-avr32/pgtable.h @@ -32,8 +32,6 @@ #define USER_PTRS_PER_PGD (TASK_SIZE / PGDIR_SIZE) #define FIRST_USER_ADDRESS 0 -#define PTE_PHYS_MASK 0x1ffff000 - #ifndef __ASSEMBLY__ extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; extern void paging_init(void); @@ -265,7 +263,7 @@ static inline pte_t pte_mkyoung(pte_t pte) * trivial. */ #define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT)) -#define pte_page(x) phys_to_page(pte_val(x) & PTE_PHYS_MASK) +#define pte_page(x) (pfn_to_page(pte_pfn(x))) /* * Mark the prot value as uncacheable and unbufferable diff --git a/include/asm-i386/mach-default/mach_wakecpu.h b/include/asm-i386/mach-default/mach_wakecpu.h index 673b85c9b27..3ebb17893aa 100644 --- a/include/asm-i386/mach-default/mach_wakecpu.h +++ b/include/asm-i386/mach-default/mach_wakecpu.h @@ -15,7 +15,8 @@ static inline void wait_for_init_deassert(atomic_t *deassert) { - while (!atomic_read(deassert)); + while (!atomic_read(deassert)) + cpu_relax(); return; } diff --git a/include/asm-i386/mach-es7000/mach_wakecpu.h b/include/asm-i386/mach-es7000/mach_wakecpu.h index efc903b7348..84ff5831450 100644 --- a/include/asm-i386/mach-es7000/mach_wakecpu.h +++ b/include/asm-i386/mach-es7000/mach_wakecpu.h @@ -31,7 +31,8 @@ wakeup_secondary_cpu(int phys_apicid, unsigned long start_eip) static inline void wait_for_init_deassert(atomic_t *deassert) { #ifdef WAKE_SECONDARY_VIA_INIT - while (!atomic_read(deassert)); + while (!atomic_read(deassert)) + cpu_relax(); #endif return; } diff --git a/include/asm-i386/nmi.h b/include/asm-i386/nmi.h index ff30c98f87b..70a958a8e38 100644 --- a/include/asm-i386/nmi.h +++ b/include/asm-i386/nmi.h @@ -33,11 +33,12 @@ extern int nmi_watchdog_tick (struct pt_regs * regs, unsigned reason); extern atomic_t nmi_active; extern unsigned int nmi_watchdog; -#define NMI_DEFAULT -1 +#define NMI_DISABLED -1 #define NMI_NONE 0 #define NMI_IO_APIC 1 #define NMI_LOCAL_APIC 2 #define NMI_INVALID 3 +#define NMI_DEFAULT NMI_DISABLED struct ctl_table; struct file; diff --git a/include/asm-ia64/atomic.h b/include/asm-ia64/atomic.h index 1fc3b83325d..50c2b83fd5a 100644 --- a/include/asm-ia64/atomic.h +++ b/include/asm-ia64/atomic.h @@ -55,7 +55,7 @@ ia64_atomic64_add (__s64 i, atomic64_t *v) do { CMPXCHG_BUGCHECK(v); - old = atomic_read(v); + old = atomic64_read(v); new = old + i; } while (ia64_cmpxchg(acq, v, old, new, sizeof(atomic64_t)) != old); return new; @@ -83,7 +83,7 @@ ia64_atomic64_sub (__s64 i, atomic64_t *v) do { CMPXCHG_BUGCHECK(v); - old = atomic_read(v); + old = atomic64_read(v); new = old - i; } while (ia64_cmpxchg(acq, v, old, new, sizeof(atomic64_t)) != old); return new; diff --git a/include/asm-ia64/hw_irq.h b/include/asm-ia64/hw_irq.h index efa1b8f7251..bba5baa3c7f 100644 --- a/include/asm-ia64/hw_irq.h +++ b/include/asm-ia64/hw_irq.h @@ -124,6 +124,11 @@ static inline void ia64_resend_irq(unsigned int vector) extern irq_desc_t irq_desc[NR_IRQS]; #ifndef CONFIG_IA64_GENERIC +static inline ia64_vector __ia64_irq_to_vector(int irq) +{ + return irq_cfg[irq].vector; +} + static inline unsigned int __ia64_local_vector_to_irq (ia64_vector vec) { @@ -145,7 +150,7 @@ __ia64_local_vector_to_irq (ia64_vector vec) static inline ia64_vector irq_to_vector (int irq) { - return irq_cfg[irq].vector; + return platform_irq_to_vector(irq); } /* diff --git a/include/asm-ia64/machvec.h b/include/asm-ia64/machvec.h index 5cf8bf1e805..c201a2020aa 100644 --- a/include/asm-ia64/machvec.h +++ b/include/asm-ia64/machvec.h @@ -30,6 +30,7 @@ typedef void ia64_mv_send_ipi_t (int, int, int, int); typedef void ia64_mv_timer_interrupt_t (int, void *); typedef void ia64_mv_global_tlb_purge_t (struct mm_struct *, unsigned long, unsigned long, unsigned long); typedef void ia64_mv_tlb_migrate_finish_t (struct mm_struct *); +typedef u8 ia64_mv_irq_to_vector (int); typedef unsigned int ia64_mv_local_vector_to_irq (u8); typedef char *ia64_mv_pci_get_legacy_mem_t (struct pci_bus *); typedef int ia64_mv_pci_legacy_read_t (struct pci_bus *, u16 port, u32 *val, @@ -145,6 +146,7 @@ extern void machvec_tlb_migrate_finish (struct mm_struct *); # define platform_dma_sync_sg_for_device ia64_mv.dma_sync_sg_for_device # define platform_dma_mapping_error ia64_mv.dma_mapping_error # define platform_dma_supported ia64_mv.dma_supported +# define platform_irq_to_vector ia64_mv.irq_to_vector # define platform_local_vector_to_irq ia64_mv.local_vector_to_irq # define platform_pci_get_legacy_mem ia64_mv.pci_get_legacy_mem # define platform_pci_legacy_read ia64_mv.pci_legacy_read @@ -198,6 +200,7 @@ struct ia64_machine_vector { ia64_mv_dma_sync_sg_for_device *dma_sync_sg_for_device; ia64_mv_dma_mapping_error *dma_mapping_error; ia64_mv_dma_supported *dma_supported; + ia64_mv_irq_to_vector *irq_to_vector; ia64_mv_local_vector_to_irq *local_vector_to_irq; ia64_mv_pci_get_legacy_mem_t *pci_get_legacy_mem; ia64_mv_pci_legacy_read_t *pci_legacy_read; @@ -247,6 +250,7 @@ struct ia64_machine_vector { platform_dma_sync_sg_for_device, \ platform_dma_mapping_error, \ platform_dma_supported, \ + platform_irq_to_vector, \ platform_local_vector_to_irq, \ platform_pci_get_legacy_mem, \ platform_pci_legacy_read, \ @@ -366,6 +370,9 @@ extern ia64_mv_dma_supported swiotlb_dma_supported; #ifndef platform_dma_supported # define platform_dma_supported swiotlb_dma_supported #endif +#ifndef platform_irq_to_vector +# define platform_irq_to_vector __ia64_irq_to_vector +#endif #ifndef platform_local_vector_to_irq # define platform_local_vector_to_irq __ia64_local_vector_to_irq #endif diff --git a/include/asm-ia64/machvec_init.h b/include/asm-ia64/machvec_init.h index 2d36f6840f0..7f21249fba3 100644 --- a/include/asm-ia64/machvec_init.h +++ b/include/asm-ia64/machvec_init.h @@ -2,6 +2,7 @@ extern ia64_mv_send_ipi_t ia64_send_ipi; extern ia64_mv_global_tlb_purge_t ia64_global_tlb_purge; +extern ia64_mv_irq_to_vector __ia64_irq_to_vector; extern ia64_mv_local_vector_to_irq __ia64_local_vector_to_irq; extern ia64_mv_pci_get_legacy_mem_t ia64_pci_get_legacy_mem; extern ia64_mv_pci_legacy_read_t ia64_pci_legacy_read; diff --git a/include/asm-ia64/machvec_sn2.h b/include/asm-ia64/machvec_sn2.h index eaa2fce0fec..61439a7f5b0 100644 --- a/include/asm-ia64/machvec_sn2.h +++ b/include/asm-ia64/machvec_sn2.h @@ -35,6 +35,7 @@ extern ia64_mv_send_ipi_t sn2_send_IPI; extern ia64_mv_timer_interrupt_t sn_timer_interrupt; extern ia64_mv_global_tlb_purge_t sn2_global_tlb_purge; extern ia64_mv_tlb_migrate_finish_t sn_tlb_migrate_finish; +extern ia64_mv_irq_to_vector sn_irq_to_vector; extern ia64_mv_local_vector_to_irq sn_local_vector_to_irq; extern ia64_mv_pci_get_legacy_mem_t sn_pci_get_legacy_mem; extern ia64_mv_pci_legacy_read_t sn_pci_legacy_read; @@ -104,6 +105,7 @@ extern ia64_mv_pci_fixup_bus_t sn_pci_fixup_bus; #define platform_readw_relaxed __sn_readw_relaxed #define platform_readl_relaxed __sn_readl_relaxed #define platform_readq_relaxed __sn_readq_relaxed +#define platform_irq_to_vector sn_irq_to_vector #define platform_local_vector_to_irq sn_local_vector_to_irq #define platform_pci_get_legacy_mem sn_pci_get_legacy_mem #define platform_pci_legacy_read sn_pci_legacy_read diff --git a/include/asm-powerpc/reg_booke.h b/include/asm-powerpc/reg_booke.h index 064405c207b..8fdc2b47afb 100644 --- a/include/asm-powerpc/reg_booke.h +++ b/include/asm-powerpc/reg_booke.h @@ -223,7 +223,6 @@ #define MCSR_ICPERR 0x40000000UL /* I-Cache Parity Error */ #define MCSR_DCP_PERR 0x20000000UL /* D-Cache Push Parity Error */ #define MCSR_DCPERR 0x10000000UL /* D-Cache Parity Error */ -#define MCSR_GL_CI 0x00010000UL /* Guarded Load or Cache-Inhibited stwcx. */ #define MCSR_BUS_IAERR 0x00000080UL /* Instruction Address Error */ #define MCSR_BUS_RAERR 0x00000040UL /* Read Address Error */ #define MCSR_BUS_WAERR 0x00000020UL /* Write Address Error */ @@ -232,6 +231,12 @@ #define MCSR_BUS_WBERR 0x00000004UL /* Write Data Bus Error */ #define MCSR_BUS_IPERR 0x00000002UL /* Instruction parity Error */ #define MCSR_BUS_RPERR 0x00000001UL /* Read parity Error */ + +/* e500 parts may set unused bits in MCSR; mask these off */ +#define MCSR_MASK (MCSR_MCP | MCSR_ICPERR | MCSR_DCP_PERR | \ + MCSR_DCPERR | MCSR_BUS_IAERR | MCSR_BUS_RAERR | \ + MCSR_BUS_WAERR | MCSR_BUS_IBERR | MCSR_BUS_RBERR | \ + MCSR_BUS_WBERR | MCSR_BUS_IPERR | MCSR_BUS_RPERR) #endif #ifdef CONFIG_E200 #define MCSR_MCP 0x80000000UL /* Machine Check Input Pin */ @@ -243,6 +248,11 @@ #define MCSR_BUS_DRERR 0x00000008UL /* Read Bus Error on data load */ #define MCSR_BUS_WRERR 0x00000004UL /* Write Bus Error on buffered store or cache line push */ + +/* e200 parts may set unused bits in MCSR; mask these off */ +#define MCSR_MASK (MCSR_MCP | MCSR_CP_PERR | MCSR_CPERR | \ + MCSR_EXCP_ERR | MCSR_BUS_IRERR | MCSR_BUS_DRERR | \ + MCSR_BUS_WRERR) #endif /* Bit definitions for the DBSR. */ diff --git a/include/asm-s390/atomic.h b/include/asm-s390/atomic.h index ea486952f77..2d184655bc5 100644 --- a/include/asm-s390/atomic.h +++ b/include/asm-s390/atomic.h @@ -67,8 +67,17 @@ typedef struct { #endif /* __GNUC__ */ -#define atomic_read(v) ((v)->counter) -#define atomic_set(v,i) (((v)->counter) = (i)) +static inline int atomic_read(const atomic_t *v) +{ + barrier(); + return v->counter; +} + +static inline void atomic_set(atomic_t *v, int i) +{ + v->counter = i; + barrier(); +} static __inline__ int atomic_add_return(int i, atomic_t * v) { @@ -182,8 +191,17 @@ typedef struct { #endif /* __GNUC__ */ -#define atomic64_read(v) ((v)->counter) -#define atomic64_set(v,i) (((v)->counter) = (i)) +static inline long long atomic64_read(const atomic64_t *v) +{ + barrier(); + return v->counter; +} + +static inline void atomic64_set(atomic64_t *v, long long i) +{ + v->counter = i; + barrier(); +} static __inline__ long long atomic64_add_return(long long i, atomic64_t * v) { diff --git a/include/asm-s390/cio.h b/include/asm-s390/cio.h index f738d282758..1982fb34416 100644 --- a/include/asm-s390/cio.h +++ b/include/asm-s390/cio.h @@ -258,19 +258,6 @@ struct ciw { /* Sick revalidation of device. */ #define CIO_REVALIDATE 0x0008 -struct diag210 { - __u16 vrdcdvno : 16; /* device number (input) */ - __u16 vrdclen : 16; /* data block length (input) */ - __u32 vrdcvcla : 8; /* virtual device class (output) */ - __u32 vrdcvtyp : 8; /* virtual device type (output) */ - __u32 vrdcvsta : 8; /* virtual device status (output) */ - __u32 vrdcvfla : 8; /* virtual device flags (output) */ - __u32 vrdcrccl : 8; /* real device class (output) */ - __u32 vrdccrty : 8; /* real device type (output) */ - __u32 vrdccrmd : 8; /* real device model (output) */ - __u32 vrdccrft : 8; /* real device feature (output) */ -} __attribute__ ((packed,aligned(4))); - struct ccw_dev_id { u8 ssid; u16 devno; @@ -285,8 +272,6 @@ static inline int ccw_dev_id_is_equal(struct ccw_dev_id *dev_id1, return 0; } -extern int diag210(struct diag210 *addr); - extern void wait_cons_dev(void); extern void css_schedule_reprobe(void); diff --git a/include/asm-s390/diag.h b/include/asm-s390/diag.h new file mode 100644 index 00000000000..72b2e2f2d32 --- /dev/null +++ b/include/asm-s390/diag.h @@ -0,0 +1,39 @@ +/* + * s390 diagnose functions + * + * Copyright IBM Corp. 2007 + * Author(s): Michael Holzheu <holzheu@de.ibm.com> + */ + +#ifndef _ASM_S390_DIAG_H +#define _ASM_S390_DIAG_H + +/* + * Diagnose 10: Release pages + */ +extern void diag10(unsigned long addr); + +/* + * Diagnose 14: Input spool file manipulation + */ +extern int diag14(unsigned long rx, unsigned long ry1, unsigned long subcode); + +/* + * Diagnose 210: Get information about a virtual device + */ +struct diag210 { + u16 vrdcdvno; /* device number (input) */ + u16 vrdclen; /* data block length (input) */ + u8 vrdcvcla; /* virtual device class (output) */ + u8 vrdcvtyp; /* virtual device type (output) */ + u8 vrdcvsta; /* virtual device status (output) */ + u8 vrdcvfla; /* virtual device flags (output) */ + u8 vrdcrccl; /* real device class (output) */ + u8 vrdccrty; /* real device type (output) */ + u8 vrdccrmd; /* real device model (output) */ + u8 vrdccrft; /* real device feature (output) */ +} __attribute__((packed, aligned(4))); + +extern int diag210(struct diag210 *addr); + +#endif /* _ASM_S390_DIAG_H */ diff --git a/include/asm-s390/pgalloc.h b/include/asm-s390/pgalloc.h index 56c8a6c80e2..e45d3c9a4b7 100644 --- a/include/asm-s390/pgalloc.h +++ b/include/asm-s390/pgalloc.h @@ -19,8 +19,6 @@ #define check_pgt_cache() do {} while (0) -extern void diag10(unsigned long addr); - /* * Page allocation orders. */ diff --git a/include/asm-sh/dma-mapping.h b/include/asm-sh/dma-mapping.h index 6f492ac3fa1..84fefdaa01a 100644 --- a/include/asm-sh/dma-mapping.h +++ b/include/asm-sh/dma-mapping.h @@ -160,6 +160,25 @@ static inline void dma_sync_single_for_device(struct device *dev, dma_sync_single(dev, dma_handle, size, dir); } +static inline void dma_sync_single_range_for_cpu(struct device *dev, + dma_addr_t dma_handle, + unsigned long offset, + size_t size, + enum dma_data_direction direction) +{ + dma_sync_single_for_cpu(dev, dma_handle+offset, size, direction); +} + +static inline void dma_sync_single_range_for_device(struct device *dev, + dma_addr_t dma_handle, + unsigned long offset, + size_t size, + enum dma_data_direction direction) +{ + dma_sync_single_for_device(dev, dma_handle+offset, size, direction); +} + + static inline void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, enum dma_data_direction dir) diff --git a/include/asm-sh64/dma-mapping.h b/include/asm-sh64/dma-mapping.h index d505f357f81..de430996020 100644 --- a/include/asm-sh64/dma-mapping.h +++ b/include/asm-sh64/dma-mapping.h @@ -141,6 +141,24 @@ static inline void dma_sync_single_for_device(struct device *dev, dma_sync_single(dev, dma_handle, size, dir); } +static inline void dma_sync_single_range_for_cpu(struct device *dev, + dma_addr_t dma_handle, + unsigned long offset, + size_t size, + enum dma_data_direction direction) +{ + dma_sync_single_for_cpu(dev, dma_handle+offset, size, direction); +} + +static inline void dma_sync_single_range_for_device(struct device *dev, + dma_addr_t dma_handle, + unsigned long offset, + size_t size, + enum dma_data_direction direction) +{ + dma_sync_single_for_device(dev, dma_handle+offset, size, direction); +} + static inline void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, enum dma_data_direction dir) diff --git a/include/asm-sparc/sbus.h b/include/asm-sparc/sbus.h index d036e4419d7..27d076c4696 100644 --- a/include/asm-sparc/sbus.h +++ b/include/asm-sparc/sbus.h @@ -68,7 +68,6 @@ struct sbus_dev { /* This struct describes the SBus(s) found on this machine. */ struct sbus_bus { struct of_device ofdev; - void *iommu; /* Opaque IOMMU cookie */ struct sbus_dev *devices; /* Link to devices on this SBus */ struct sbus_bus *next; /* next SBus, if more than one SBus */ int prom_node; /* PROM device tree node for this SBus */ diff --git a/include/asm-sparc/sfp-machine.h b/include/asm-sparc/sfp-machine.h index ecfc86a4a72..266a42b8f99 100644 --- a/include/asm-sparc/sfp-machine.h +++ b/include/asm-sparc/sfp-machine.h @@ -203,4 +203,10 @@ extern struct task_struct *last_task_used_math; #define FP_INHIBIT_RESULTS ((last_task_used_math->thread.fsr >> 23) & _fex) #endif +#ifdef CONFIG_SMP +#define FP_TRAPPING_EXCEPTIONS ((current->thread.fsr >> 23) & 0x1f) +#else +#define FP_TRAPPING_EXCEPTIONS ((last_task_used_math->thread.fsr >> 23) & 0x1f) +#endif + #endif diff --git a/include/asm-sparc64/elf.h b/include/asm-sparc64/elf.h index 303d85e2f82..8653e866500 100644 --- a/include/asm-sparc64/elf.h +++ b/include/asm-sparc64/elf.h @@ -70,6 +70,7 @@ #define HWCAP_SPARC_V9 16 #define HWCAP_SPARC_ULTRA3 32 #define HWCAP_SPARC_BLKINIT 64 +#define HWCAP_SPARC_N2 128 /* * These are used to set parameters in the core dumps. @@ -155,8 +156,13 @@ static inline unsigned int sparc64_elf_hwcap(void) if (tlb_type == cheetah || tlb_type == cheetah_plus) cap |= HWCAP_SPARC_ULTRA3; - else if (tlb_type == hypervisor) - cap |= HWCAP_SPARC_BLKINIT; + else if (tlb_type == hypervisor) { + if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA2) + cap |= HWCAP_SPARC_BLKINIT; + if (sun4v_chip_type == SUN4V_CHIP_NIAGARA2) + cap |= HWCAP_SPARC_N2; + } return cap; } diff --git a/include/asm-sparc64/percpu.h b/include/asm-sparc64/percpu.h index caf8750792f..a1f53a4da40 100644 --- a/include/asm-sparc64/percpu.h +++ b/include/asm-sparc64/percpu.h @@ -3,6 +3,8 @@ #include <linux/compiler.h> +register unsigned long __local_per_cpu_offset asm("g5"); + #ifdef CONFIG_SMP #define setup_per_cpu_areas() do { } while (0) @@ -23,8 +25,6 @@ extern unsigned long __per_cpu_shift; __typeof__(type) per_cpu__##name \ ____cacheline_aligned_in_smp -register unsigned long __local_per_cpu_offset asm("g5"); - /* var is in discarded region: offset to particular copy we want */ #define per_cpu(var, cpu) (*RELOC_HIDE(&per_cpu__##var, __per_cpu_offset(cpu))) #define __get_cpu_var(var) (*RELOC_HIDE(&per_cpu__##var, __local_per_cpu_offset)) diff --git a/include/asm-sparc64/sfp-machine.h b/include/asm-sparc64/sfp-machine.h index 89d42431efb..c9331b02d9c 100644 --- a/include/asm-sparc64/sfp-machine.h +++ b/include/asm-sparc64/sfp-machine.h @@ -88,4 +88,6 @@ #define FP_INHIBIT_RESULTS ((current_thread_info()->xfsr[0] >> 23) & _fex) +#define FP_TRAPPING_EXCEPTIONS ((current_thread_info()->xfsr[0] >> 23) & 0x1f) + #endif diff --git a/include/asm-sparc64/system.h b/include/asm-sparc64/system.h index 64891cb10f0..3f175fa7e6d 100644 --- a/include/asm-sparc64/system.h +++ b/include/asm-sparc64/system.h @@ -141,7 +141,6 @@ do { \ * not preserve it's value. Hairy, but it lets us remove 2 loads * and 2 stores in this critical code path. -DaveM */ -#define EXTRA_CLOBBER ,"%l1" #define switch_to(prev, next, last) \ do { if (test_thread_flag(TIF_PERFCTR)) { \ unsigned long __tmp; \ @@ -164,33 +163,34 @@ do { if (test_thread_flag(TIF_PERFCTR)) { \ "stx %%i6, [%%sp + 2047 + 0x70]\n\t" \ "stx %%i7, [%%sp + 2047 + 0x78]\n\t" \ "rdpr %%wstate, %%o5\n\t" \ - "stx %%o6, [%%g6 + %3]\n\t" \ - "stb %%o5, [%%g6 + %2]\n\t" \ - "rdpr %%cwp, %%o5\n\t" \ + "stx %%o6, [%%g6 + %6]\n\t" \ "stb %%o5, [%%g6 + %5]\n\t" \ - "mov %1, %%g6\n\t" \ - "ldub [%1 + %5], %%g1\n\t" \ + "rdpr %%cwp, %%o5\n\t" \ + "stb %%o5, [%%g6 + %8]\n\t" \ + "mov %4, %%g6\n\t" \ + "ldub [%4 + %8], %%g1\n\t" \ "wrpr %%g1, %%cwp\n\t" \ - "ldx [%%g6 + %3], %%o6\n\t" \ - "ldub [%%g6 + %2], %%o5\n\t" \ - "ldub [%%g6 + %4], %%o7\n\t" \ + "ldx [%%g6 + %6], %%o6\n\t" \ + "ldub [%%g6 + %5], %%o5\n\t" \ + "ldub [%%g6 + %7], %%o7\n\t" \ "wrpr %%o5, 0x0, %%wstate\n\t" \ "ldx [%%sp + 2047 + 0x70], %%i6\n\t" \ "ldx [%%sp + 2047 + 0x78], %%i7\n\t" \ - "ldx [%%g6 + %6], %%g4\n\t" \ + "ldx [%%g6 + %9], %%g4\n\t" \ "brz,pt %%o7, 1f\n\t" \ " mov %%g7, %0\n\t" \ "b,a ret_from_syscall\n\t" \ "1:\n\t" \ - : "=&r" (last) \ + : "=&r" (last), "=r" (current), "=r" (current_thread_info_reg), \ + "=r" (__local_per_cpu_offset) \ : "0" (task_thread_info(next)), \ "i" (TI_WSTATE), "i" (TI_KSP), "i" (TI_NEW_CHILD), \ "i" (TI_CWP), "i" (TI_TASK) \ : "cc", \ "g1", "g2", "g3", "g7", \ - "l2", "l3", "l4", "l5", "l6", "l7", \ + "l1", "l2", "l3", "l4", "l5", "l6", "l7", \ "i0", "i1", "i2", "i3", "i4", "i5", \ - "o0", "o1", "o2", "o3", "o4", "o5", "o7" EXTRA_CLOBBER);\ + "o0", "o1", "o2", "o3", "o4", "o5", "o7"); \ /* If you fuck with this, update ret_from_syscall code too. */ \ if (test_thread_flag(TIF_PERFCTR)) { \ write_pcr(current_thread_info()->pcr_reg); \ diff --git a/include/asm-x86_64/nmi.h b/include/asm-x86_64/nmi.h index 5fb3c0de5cc..65b6acf3bb5 100644 --- a/include/asm-x86_64/nmi.h +++ b/include/asm-x86_64/nmi.h @@ -64,11 +64,12 @@ extern int setup_nmi_watchdog(char *); extern atomic_t nmi_active; extern unsigned int nmi_watchdog; -#define NMI_DEFAULT -1 +#define NMI_DISABLED -1 #define NMI_NONE 0 #define NMI_IO_APIC 1 #define NMI_LOCAL_APIC 2 #define NMI_INVALID 3 +#define NMI_DEFAULT NMI_DISABLED struct ctl_table; struct file; diff --git a/include/linux/ide.h b/include/linux/ide.h index d71d0121b7f..c792b4fd158 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -1285,13 +1285,14 @@ void ide_init_sg_cmd(ide_drive_t *, struct request *); #define BAD_DMA_DRIVE 0 #define GOOD_DMA_DRIVE 1 -#ifdef CONFIG_BLK_DEV_IDEDMA struct drive_list_entry { const char *id_model; const char *id_firmware; }; int ide_in_drive_list(struct hd_driveid *, const struct drive_list_entry *); + +#ifdef CONFIG_BLK_DEV_IDEDMA int __ide_dma_bad_drive(ide_drive_t *); int __ide_dma_good_drive(ide_drive_t *); u8 ide_max_dma_mode(ide_drive_t *); @@ -1312,7 +1313,6 @@ void ide_dma_host_off(ide_drive_t *); void ide_dma_off_quietly(ide_drive_t *); void ide_dma_host_on(ide_drive_t *); extern int __ide_dma_on(ide_drive_t *); -extern int __ide_dma_check(ide_drive_t *); extern int ide_dma_setup(ide_drive_t *); extern void ide_dma_start(ide_drive_t *); extern int __ide_dma_end(ide_drive_t *); diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index 2ada8ee316b..4dc5fa8be78 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -159,7 +159,8 @@ struct ap_device_id { #define AP_DEVICE_ID_MATCH_DEVICE_TYPE 0x01 -#define ACPI_ID_LEN 9 +#define ACPI_ID_LEN 16 /* only 9 bytes needed here, 16 bytes are used */ + /* to workaround crosscompile issues */ struct acpi_device_id { __u8 id[ACPI_ID_LEN]; diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 07fc57429b5..8938d59013c 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2092,8 +2092,10 @@ #define PCI_DEVICE_ID_MPC8568 0x0021 #define PCI_DEVICE_ID_MPC8567E 0x0022 #define PCI_DEVICE_ID_MPC8567 0x0023 -#define PCI_DEVICE_ID_MPC8544E 0x0030 -#define PCI_DEVICE_ID_MPC8544 0x0031 +#define PCI_DEVICE_ID_MPC8533E 0x0030 +#define PCI_DEVICE_ID_MPC8533 0x0031 +#define PCI_DEVICE_ID_MPC8544E 0x0032 +#define PCI_DEVICE_ID_MPC8544 0x0033 #define PCI_DEVICE_ID_MPC8641 0x7010 #define PCI_DEVICE_ID_MPC8641D 0x7011 diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index c66c8a3410b..ae9b24c12f6 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -617,7 +617,6 @@ struct v4l2_framebuffer #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 #define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 -#define V4L2_FBUF_CAP_GLOBAL_INV_ALPHA 0x0080 /* Flags for the 'flags' field. */ #define V4L2_FBUF_FLAG_PRIMARY 0x0001 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 @@ -625,7 +624,6 @@ struct v4l2_framebuffer #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 #define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 -#define V4L2_FBUF_FLAG_GLOBAL_INV_ALPHA 0x0040 struct v4l2_clip { diff --git a/include/math-emu/op-common.h b/include/math-emu/op-common.h index 93780abd01b..bb46e7645d5 100644 --- a/include/math-emu/op-common.h +++ b/include/math-emu/op-common.h @@ -145,13 +145,16 @@ do { \ { \ X##_e = 1; \ _FP_FRAC_SET_##wc(X, _FP_ZEROFRAC_##wc); \ + FP_SET_EXCEPTION(FP_EX_INEXACT); \ } \ else \ { \ X##_e = 0; \ _FP_FRAC_SRL_##wc(X, _FP_WORKBITS); \ - FP_SET_EXCEPTION(FP_EX_UNDERFLOW); \ } \ + if ((FP_CUR_EXCEPTIONS & FP_EX_INEXACT) || \ + (FP_TRAPPING_EXCEPTIONS & FP_EX_UNDERFLOW)) \ + FP_SET_EXCEPTION(FP_EX_UNDERFLOW); \ } \ else \ { \ diff --git a/include/math-emu/soft-fp.h b/include/math-emu/soft-fp.h index d02eb64a865..a6f873b45f9 100644 --- a/include/math-emu/soft-fp.h +++ b/include/math-emu/soft-fp.h @@ -97,12 +97,19 @@ #define FP_INHIBIT_RESULTS 0 #endif +#ifndef FP_TRAPPING_EXCEPTIONS +#define FP_TRAPPING_EXCEPTIONS 0 +#endif + #define FP_SET_EXCEPTION(ex) \ _fex |= (ex) #define FP_UNSET_EXCEPTION(ex) \ _fex &= ~(ex) +#define FP_CUR_EXCEPTIONS \ + (_fex) + #define FP_CLEAR_EXCEPTIONS \ _fex = 0 diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h index 30712ddd8a5..8ec3799e42e 100644 --- a/include/rdma/ib_mad.h +++ b/include/rdma/ib_mad.h @@ -39,6 +39,8 @@ #if !defined( IB_MAD_H ) #define IB_MAD_H +#include <linux/list.h> + #include <rdma/ib_verbs.h> /* Management base version */ diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 0627a6aa282..4bea182d711 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -46,6 +46,8 @@ #include <linux/mm.h> #include <linux/dma-mapping.h> #include <linux/kref.h> +#include <linux/list.h> +#include <linux/rwsem.h> #include <asm/atomic.h> #include <asm/scatterlist.h> @@ -731,11 +733,6 @@ struct ib_udata { size_t outlen; }; -#define IB_UMEM_MAX_PAGE_CHUNK \ - ((PAGE_SIZE - offsetof(struct ib_umem_chunk, page_list)) / \ - ((void *) &((struct ib_umem_chunk *) 0)->page_list[1] - \ - (void *) &((struct ib_umem_chunk *) 0)->page_list[0])) - struct ib_pd { struct ib_device *device; struct ib_uobject *uobject; diff --git a/kernel/printk.c b/kernel/printk.c index bd2cd062878..8451dfc31d2 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -1083,6 +1083,19 @@ int unregister_console(struct console *console) } EXPORT_SYMBOL(unregister_console); +static int __init disable_boot_consoles(void) +{ + if (console_drivers != NULL) { + if (console_drivers->flags & CON_BOOT) { + printk(KERN_INFO "turn off boot console %s%d\n", + console_drivers->name, console_drivers->index); + return unregister_console(console_drivers); + } + } + return 0; +} +late_initcall(disable_boot_consoles); + /** * tty_write_message - write a message to a certain tty, not just the console. * @tty: the destination tty_struct diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 8bdb8c07e04..9029690f4fa 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -27,7 +27,6 @@ #include <linux/capability.h> #include <linux/ctype.h> #include <linux/utsname.h> -#include <linux/capability.h> #include <linux/smp_lock.h> #include <linux/fs.h> #include <linux/init.h> diff --git a/net/802/psnap.c b/net/802/psnap.c index 04ee43e7538..31128cb92a2 100644 --- a/net/802/psnap.c +++ b/net/802/psnap.c @@ -55,6 +55,9 @@ static int snap_rcv(struct sk_buff *skb, struct net_device *dev, .type = __constant_htons(ETH_P_SNAP), }; + if (unlikely(!pskb_may_pull(skb, 5))) + goto drop; + rcu_read_lock(); proto = find_snap_client(skb_transport_header(skb)); if (proto) { @@ -62,14 +65,18 @@ static int snap_rcv(struct sk_buff *skb, struct net_device *dev, skb->transport_header += 5; skb_pull_rcsum(skb, 5); rc = proto->rcvfunc(skb, dev, &snap_packet_type, orig_dev); - } else { - skb->sk = NULL; - kfree_skb(skb); - rc = 1; } - rcu_read_unlock(); + + if (unlikely(!proto)) + goto drop; + +out: return rc; + +drop: + kfree_skb(skb); + goto out; } /* diff --git a/net/8021q/vlanproc.c b/net/8021q/vlanproc.c index c0040c9064a..bd08aa09076 100644 --- a/net/8021q/vlanproc.c +++ b/net/8021q/vlanproc.c @@ -319,7 +319,7 @@ static int vlandev_seq_show(struct seq_file *seq, void *offset) static const char fmt[] = "%30s %12lu\n"; int i; - if ((vlandev == NULL) || (!(vlandev->priv_flags & IFF_802_1Q_VLAN))) + if (!(vlandev->priv_flags & IFF_802_1Q_VLAN)) return 0; seq_printf(seq, "%s VID: %d REORDER_HDR: %i dev->priv_flags: %hx\n", diff --git a/net/ax25/ax25_iface.c b/net/ax25/ax25_iface.c index 16be0c14780..8443af57a37 100644 --- a/net/ax25/ax25_iface.c +++ b/net/ax25/ax25_iface.c @@ -69,7 +69,6 @@ void ax25_protocol_release(unsigned int pid) if (protocol->pid == pid) { protocol_list = protocol->next; write_unlock_bh(&protocol_list_lock); - kfree(protocol); return; } @@ -78,7 +77,6 @@ void ax25_protocol_release(unsigned int pid) s = protocol->next; protocol->next = protocol->next->next; write_unlock_bh(&protocol_list_lock); - kfree(s); return; } diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c index 1ea2f86f768..1a430eccec9 100644 --- a/net/bridge/br_stp_if.c +++ b/net/bridge/br_stp_if.c @@ -132,7 +132,7 @@ static void br_stp_start(struct net_bridge *br) } else { br->stp_enabled = BR_KERNEL_STP; printk(KERN_INFO "%s: starting userspace STP failed, " - "staring kernel STP\n", br->dev->name); + "starting kernel STP\n", br->dev->name); /* To start timers on any ports left in blocking */ spin_lock_bh(&br->lock); diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c index 4f42263e0a8..c65f54e0e27 100644 --- a/net/bridge/br_sysfs_br.c +++ b/net/bridge/br_sysfs_br.c @@ -147,20 +147,27 @@ static ssize_t show_stp_state(struct device *d, return sprintf(buf, "%d\n", br->stp_enabled); } -static void set_stp_state(struct net_bridge *br, unsigned long val) -{ - rtnl_lock(); - spin_unlock_bh(&br->lock); - br_stp_set_enabled(br, val); - spin_lock_bh(&br->lock); - rtnl_unlock(); -} static ssize_t store_stp_state(struct device *d, struct device_attribute *attr, const char *buf, size_t len) { - return store_bridge_parm(d, buf, len, set_stp_state); + struct net_bridge *br = to_bridge(d); + char *endp; + unsigned long val; + + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + + val = simple_strtoul(buf, &endp, 0); + if (endp == buf) + return -EINVAL; + + rtnl_lock(); + br_stp_set_enabled(br, val); + rtnl_unlock(); + + return len; } static DEVICE_ATTR(stp_state, S_IRUGO | S_IWUSR, show_stp_state, store_stp_state); diff --git a/net/core/ethtool.c b/net/core/ethtool.c index 2ab0a60046a..c5e059352d4 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -948,7 +948,6 @@ int dev_ethtool(struct ifreq *ifr) return rc; } -EXPORT_SYMBOL(dev_ethtool); EXPORT_SYMBOL(ethtool_op_get_link); EXPORT_SYMBOL(ethtool_op_get_sg); EXPORT_SYMBOL(ethtool_op_get_tso); diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c index 248d20f4c7c..d29b88fe723 100644 --- a/net/dccp/ccids/ccid2.c +++ b/net/dccp/ccids/ccid2.c @@ -298,7 +298,7 @@ static void ccid2_hc_tx_packet_sent(struct sock *sk, int more, unsigned int len) int rc; ccid2_pr_debug("allocating more space in history\n"); - rc = ccid2_hc_tx_alloc_seq(hctx, CCID2_SEQBUF_LEN, GFP_KERNEL); + rc = ccid2_hc_tx_alloc_seq(hctx, CCID2_SEQBUF_LEN, gfp_any()); BUG_ON(rc); /* XXX what do we do? */ next = hctx->ccid2hctx_seqh->ccid2s_next; diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c index b5524f32ac2..35c96bcc0f3 100644 --- a/net/econet/af_econet.c +++ b/net/econet/af_econet.c @@ -1146,6 +1146,9 @@ static void __exit econet_proto_exit(void) sock_release(udpsock); #endif unregister_netdevice_notifier(&econet_netdev_notifier); +#ifdef CONFIG_ECONET_NATIVE + dev_remove_pack(&econet_packet_type); +#endif sock_unregister(econet_family_ops.family); proto_unregister(&econet_proto); } diff --git a/net/ipv4/netfilter/nf_nat_sip.c b/net/ipv4/netfilter/nf_nat_sip.c index a889ec3ec83..e14d41976c2 100644 --- a/net/ipv4/netfilter/nf_nat_sip.c +++ b/net/ipv4/netfilter/nf_nat_sip.c @@ -104,7 +104,7 @@ static unsigned int ip_nat_sip(struct sk_buff **pskb, dataoff = ip_hdrlen(*pskb) + sizeof(struct udphdr); datalen = (*pskb)->len - dataoff; if (datalen < sizeof("SIP/2.0") - 1) - return NF_DROP; + return NF_ACCEPT; addr_map_init(ct, &map); diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 50d86e94d9e..5dead399fe6 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -794,7 +794,7 @@ slow_path: /* * Copy a block of the IP datagram. */ - if (skb_copy_bits(skb, ptr, skb_transport_header(skb), len)) + if (skb_copy_bits(skb, ptr, skb_transport_header(frag), len)) BUG(); left -= len; diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index d6846393182..761a910f4f9 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -820,7 +820,7 @@ static int ipv6_getsockopt_sticky(struct sock *sk, struct ipv6_txoptions *opt, return 0; len = min_t(unsigned int, len, ipv6_optlen(hdr)); - if (copy_to_user(optval, hdr, len)); + if (copy_to_user(optval, hdr, len)) return -EFAULT; return ipv6_optlen(hdr); } diff --git a/net/irda/irmod.c b/net/irda/irmod.c index 1900937b332..8ba703da279 100644 --- a/net/irda/irmod.c +++ b/net/irda/irmod.c @@ -128,8 +128,8 @@ static int __init irda_init(void) out_err_3: #ifdef CONFIG_SYSCTL irda_sysctl_unregister(); -#endif out_err_2: +#endif #ifdef CONFIG_PROC_FS irda_proc_unregister(); #endif diff --git a/net/irda/irnetlink.c b/net/irda/irnetlink.c index 694ea4d92fa..1e429c92973 100644 --- a/net/irda/irnetlink.c +++ b/net/irda/irnetlink.c @@ -106,7 +106,7 @@ static int irda_nl_get_mode(struct sk_buff *skb, struct genl_info *info) } if(nla_put_string(msg, IRDA_NL_ATTR_IFNAME, - dev->name)); + dev->name)) goto err_out; if(nla_put_u32(msg, IRDA_NL_ATTR_MODE, irlap->mode)) diff --git a/net/mac80211/ieee80211.c b/net/mac80211/ieee80211.c index 8ec5ed192b5..7286c389a4d 100644 --- a/net/mac80211/ieee80211.c +++ b/net/mac80211/ieee80211.c @@ -4678,7 +4678,6 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb, memset(skb->cb, 0, sizeof(skb->cb)); netif_rx(skb); skb = skb2; - break; } } out: diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c index 7ba352e3ffe..0d99b685df5 100644 --- a/net/mac80211/ieee80211_sta.c +++ b/net/mac80211/ieee80211_sta.c @@ -2154,7 +2154,11 @@ static int ieee80211_sta_config_auth(struct net_device *dev, return 0; } else { if (ifsta->state != IEEE80211_AUTHENTICATE) { - ieee80211_sta_start_scan(dev, NULL, 0); + if (ifsta->auto_ssid_sel) + ieee80211_sta_start_scan(dev, NULL, 0); + else + ieee80211_sta_start_scan(dev, ifsta->ssid, + ifsta->ssid_len); ifsta->state = IEEE80211_AUTHENTICATE; set_bit(IEEE80211_STA_REQ_AUTH, &ifsta->request); } else diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c index 1276a442f10..d449fa47491 100644 --- a/net/netfilter/nf_conntrack_sip.c +++ b/net/netfilter/nf_conntrack_sip.c @@ -295,6 +295,7 @@ static int epaddr_len(struct nf_conn *ct, const char *dptr, static int skp_epaddr_len(struct nf_conn *ct, const char *dptr, const char *limit, int *shift) { + const char *start = dptr; int s = *shift; /* Search for @, but stop at the end of the line. @@ -309,8 +310,10 @@ static int skp_epaddr_len(struct nf_conn *ct, const char *dptr, if (dptr <= limit && *dptr == '@') { dptr++; (*shift)++; - } else + } else { + dptr = start; *shift = s; + } return epaddr_len(ct, dptr, limit, shift); } @@ -330,7 +333,8 @@ int ct_sip_get_info(struct nf_conn *ct, while (dptr <= limit) { if ((strncmp(dptr, hnfo->lname, hnfo->lnlen) != 0) && - (strncmp(dptr, hnfo->sname, hnfo->snlen) != 0)) { + (hnfo->sname == NULL || + strncmp(dptr, hnfo->sname, hnfo->snlen) != 0)) { dptr++; continue; } diff --git a/net/netfilter/xt_u32.c b/net/netfilter/xt_u32.c index 74f9b14c012..bec427915b3 100644 --- a/net/netfilter/xt_u32.c +++ b/net/netfilter/xt_u32.c @@ -36,7 +36,7 @@ static bool u32_match_it(const struct xt_u32 *data, at = 0; pos = ct->location[0].number; - if (skb->len < 4 || pos > skb->len - 4); + if (skb->len < 4 || pos > skb->len - 4) return false; ret = skb_copy_bits(skb, pos, &n, sizeof(n)); diff --git a/net/socket.c b/net/socket.c index ec077037f53..7d44453dfae 100644 --- a/net/socket.c +++ b/net/socket.c @@ -1168,7 +1168,7 @@ static int __sock_create(int family, int type, int protocol, module_put(pf->owner); err = security_socket_post_create(sock, family, type, protocol, kern); if (err) - goto out_release; + goto out_sock_release; *res = sock; return 0; diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c index f00161ef99e..6100fc02305 100644 --- a/security/selinux/ss/services.c +++ b/security/selinux/ss/services.c @@ -2127,7 +2127,7 @@ int selinux_audit_rule_init(u32 field, u32 op, char *rulestr, *rule = NULL; if (!ss_initialized) - return -ENOTSUPP; + return -EOPNOTSUPP; switch (field) { case AUDIT_SUBJ_USER: |