diff options
110 files changed, 1017 insertions, 1628 deletions
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 8c594c45b6a..b959659c5df 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -357,14 +357,6 @@ Who: Dave Jones <davej@redhat.com>, Matthew Garrett <mjg@redhat.com> ----------------------------- -What: __do_IRQ all in one fits nothing interrupt handler -When: 2.6.32 -Why: __do_IRQ was kept for easy migration to the type flow handlers. - More than two years of migration time is enough. -Who: Thomas Gleixner <tglx@linutronix.de> - ------------------------------ - What: fakephp and associated sysfs files in /sys/bus/pci/slots/ When: 2011 Why: In 2.6.27, the semantics of /sys/bus/pci/slots was redefined to diff --git a/Documentation/sound/alsa/soc/codec.txt b/Documentation/sound/alsa/soc/codec.txt index 37ba3a72cb7..bce23a4a787 100644 --- a/Documentation/sound/alsa/soc/codec.txt +++ b/Documentation/sound/alsa/soc/codec.txt @@ -27,42 +27,38 @@ ASoC Codec driver breakdown 1 - Codec DAI and PCM configuration ----------------------------------- -Each codec driver must have a struct snd_soc_codec_dai to define its DAI and +Each codec driver must have a struct snd_soc_dai_driver to define its DAI and PCM capabilities and operations. This struct is exported so that it can be registered with the core by your machine driver. e.g. -struct snd_soc_codec_dai wm8731_dai = { - .name = "WM8731", - /* playback capabilities */ +static struct snd_soc_dai_ops wm8731_dai_ops = { + .prepare = wm8731_pcm_prepare, + .hw_params = wm8731_hw_params, + .shutdown = wm8731_shutdown, + .digital_mute = wm8731_mute, + .set_sysclk = wm8731_set_dai_sysclk, + .set_fmt = wm8731_set_dai_fmt, +}; + +struct snd_soc_dai_driver wm8731_dai = { + .name = "wm8731-hifi", .playback = { .stream_name = "Playback", .channels_min = 1, .channels_max = 2, .rates = WM8731_RATES, .formats = WM8731_FORMATS,}, - /* capture capabilities */ .capture = { .stream_name = "Capture", .channels_min = 1, .channels_max = 2, .rates = WM8731_RATES, .formats = WM8731_FORMATS,}, - /* pcm operations - see section 4 below */ - .ops = { - .prepare = wm8731_pcm_prepare, - .hw_params = wm8731_hw_params, - .shutdown = wm8731_shutdown, - }, - /* DAI operations - see DAI.txt */ - .dai_ops = { - .digital_mute = wm8731_mute, - .set_sysclk = wm8731_set_dai_sysclk, - .set_fmt = wm8731_set_dai_fmt, - } + .ops = &wm8731_dai_ops, + .symmetric_rates = 1, }; -EXPORT_SYMBOL_GPL(wm8731_dai); 2 - Codec control IO @@ -186,13 +182,14 @@ when the mute is applied or freed. i.e. -static int wm8974_mute(struct snd_soc_codec *codec, - struct snd_soc_codec_dai *dai, int mute) +static int wm8974_mute(struct snd_soc_dai *dai, int mute) { - u16 mute_reg = wm8974_read_reg_cache(codec, WM8974_DAC) & 0xffbf; - if(mute) - wm8974_write(codec, WM8974_DAC, mute_reg | 0x40); + struct snd_soc_codec *codec = dai->codec; + u16 mute_reg = snd_soc_read(codec, WM8974_DAC) & 0xffbf; + + if (mute) + snd_soc_write(codec, WM8974_DAC, mute_reg | 0x40); else - wm8974_write(codec, WM8974_DAC, mute_reg); + snd_soc_write(codec, WM8974_DAC, mute_reg); return 0; } diff --git a/Documentation/sound/alsa/soc/machine.txt b/Documentation/sound/alsa/soc/machine.txt index 2524c75557d..3e2ec9cbf39 100644 --- a/Documentation/sound/alsa/soc/machine.txt +++ b/Documentation/sound/alsa/soc/machine.txt @@ -12,6 +12,8 @@ the following struct:- struct snd_soc_card { char *name; + ... + int (*probe)(struct platform_device *pdev); int (*remove)(struct platform_device *pdev); @@ -22,12 +24,13 @@ struct snd_soc_card { int (*resume_pre)(struct platform_device *pdev); int (*resume_post)(struct platform_device *pdev); - /* machine stream operations */ - struct snd_soc_ops *ops; + ... /* CPU <--> Codec DAI links */ struct snd_soc_dai_link *dai_link; int num_links; + + ... }; probe()/remove() @@ -42,11 +45,6 @@ of any machine audio tasks that have to be done before or after the codec, DAIs and DMA is suspended and resumed. Optional. -Machine operations ------------------- -The machine specific audio operations can be set here. Again this is optional. - - Machine DAI Configuration ------------------------- The machine DAI configuration glues all the codec and CPU DAIs together. It can @@ -61,8 +59,10 @@ struct snd_soc_dai_link is used to set up each DAI in your machine. e.g. static struct snd_soc_dai_link corgi_dai = { .name = "WM8731", .stream_name = "WM8731", - .cpu_dai = &pxa_i2s_dai, - .codec_dai = &wm8731_dai, + .cpu_dai_name = "pxa-is2-dai", + .codec_dai_name = "wm8731-hifi", + .platform_name = "pxa-pcm-audio", + .codec_name = "wm8713-codec.0-001a", .init = corgi_wm8731_init, .ops = &corgi_ops, }; @@ -77,26 +77,6 @@ static struct snd_soc_card snd_soc_corgi = { }; -Machine Audio Subsystem ------------------------ - -The machine soc device glues the platform, machine and codec driver together. -Private data can also be set here. e.g. - -/* corgi audio private data */ -static struct wm8731_setup_data corgi_wm8731_setup = { - .i2c_address = 0x1b, -}; - -/* corgi audio subsystem */ -static struct snd_soc_device corgi_snd_devdata = { - .machine = &snd_soc_corgi, - .platform = &pxa2xx_soc_platform, - .codec_dev = &soc_codec_dev_wm8731, - .codec_data = &corgi_wm8731_setup, -}; - - Machine Power Map ----------------- diff --git a/Documentation/sound/alsa/soc/platform.txt b/Documentation/sound/alsa/soc/platform.txt index 06d835987c6..d57efad37e0 100644 --- a/Documentation/sound/alsa/soc/platform.txt +++ b/Documentation/sound/alsa/soc/platform.txt @@ -20,9 +20,10 @@ struct snd_soc_ops { int (*trigger)(struct snd_pcm_substream *, int); }; -The platform driver exports its DMA functionality via struct snd_soc_platform:- +The platform driver exports its DMA functionality via struct +snd_soc_platform_driver:- -struct snd_soc_platform { +struct snd_soc_platform_driver { char *name; int (*probe)(struct platform_device *pdev); @@ -34,6 +35,13 @@ struct snd_soc_platform { int (*pcm_new)(struct snd_card *, struct snd_soc_codec_dai *, struct snd_pcm *); void (*pcm_free)(struct snd_pcm *); + /* + * For platform caused delay reporting. + * Optional. + */ + snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *, + struct snd_soc_dai *); + /* platform stream ops */ struct snd_pcm_ops *pcm_ops; }; diff --git a/MAINTAINERS b/MAINTAINERS index 2261749c0ae..55592f8b672 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3150,7 +3150,7 @@ S: Orphan F: drivers/video/imsttfb.c INFINIBAND SUBSYSTEM -M: Roland Dreier <rolandd@cisco.com> +M: Roland Dreier <roland@kernel.org> M: Sean Hefty <sean.hefty@intel.com> M: Hal Rosenstock <hal.rosenstock@gmail.com> L: linux-rdma@vger.kernel.org diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index fc95ee1bcf6..47f63d48014 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -8,6 +8,9 @@ config ALPHA select HAVE_IRQ_WORK select HAVE_PERF_EVENTS select HAVE_DMA_ATTRS + select HAVE_GENERIC_HARDIRQS + select GENERIC_IRQ_PROBE + select AUTO_IRQ_AFFINITY if SMP help The Alpha is a 64-bit general-purpose processor designed and marketed by the Digital Equipment Corporation of blessed memory, @@ -68,22 +71,6 @@ config GENERIC_IOMAP bool default n -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - -config GENERIC_HARDIRQS - bool - default y - -config GENERIC_IRQ_PROBE - bool - default y - -config AUTO_IRQ_AFFINITY - bool - depends on SMP - default y - source "init/Kconfig" source "kernel/Kconfig.freezer" diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 0a221d48152..c09577ddc3c 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -30,6 +30,9 @@ config BLACKFIN select HAVE_KERNEL_LZO if RAMKERNEL select HAVE_OPROFILE select ARCH_WANT_OPTIONAL_GPIOLIB + select HAVE_GENERIC_HARDIRQS + select GENERIC_IRQ_PROBE + select IRQ_PER_CPU if SMP config GENERIC_CSUM def_bool y @@ -44,15 +47,6 @@ config ZONE_DMA config GENERIC_FIND_NEXT_BIT def_bool y -config GENERIC_HARDIRQS - def_bool y - -config GENERIC_IRQ_PROBE - def_bool y - -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_GPIO def_bool y @@ -254,11 +248,6 @@ config HOTPLUG_CPU depends on SMP && HOTPLUG default y -config IRQ_PER_CPU - bool - depends on SMP - default y - config HAVE_LEGACY_PER_CPU_AREA def_bool y depends on SMP diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index 613e62831c5..0a7a4c11d8b 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -54,6 +54,8 @@ config CRIS bool default y select HAVE_IDE + select HAVE_GENERIC_HARDIRQS + select GENERIC_HARDIRQS_NO_DEPRECATED config HZ int @@ -67,10 +69,6 @@ menu "General setup" source "fs/Kconfig.binfmt" -config GENERIC_HARDIRQS - bool - default y - config ETRAX_CMDLINE string "Kernel command line" default "root=/dev/mtdblock3" diff --git a/arch/cris/arch-v10/kernel/irq.c b/arch/cris/arch-v10/kernel/irq.c index a0c0df8be9c..7328a7cf744 100644 --- a/arch/cris/arch-v10/kernel/irq.c +++ b/arch/cris/arch-v10/kernel/irq.c @@ -104,43 +104,21 @@ static void (*interrupt[NR_IRQS])(void) = { IRQ31_interrupt }; -static void enable_crisv10_irq(unsigned int irq); - -static unsigned int startup_crisv10_irq(unsigned int irq) -{ - enable_crisv10_irq(irq); - return 0; -} - -#define shutdown_crisv10_irq disable_crisv10_irq - -static void enable_crisv10_irq(unsigned int irq) -{ - crisv10_unmask_irq(irq); -} - -static void disable_crisv10_irq(unsigned int irq) -{ - crisv10_mask_irq(irq); -} - -static void ack_crisv10_irq(unsigned int irq) +static void enable_crisv10_irq(struct irq_data *data) { + crisv10_unmask_irq(data->irq); } -static void end_crisv10_irq(unsigned int irq) +static void disable_crisv10_irq(struct irq_data *data) { + crisv10_mask_irq(data->irq); } static struct irq_chip crisv10_irq_type = { - .name = "CRISv10", - .startup = startup_crisv10_irq, - .shutdown = shutdown_crisv10_irq, - .enable = enable_crisv10_irq, - .disable = disable_crisv10_irq, - .ack = ack_crisv10_irq, - .end = end_crisv10_irq, - .set_affinity = NULL + .name = "CRISv10", + .irq_shutdown = disable_crisv10_irq, + .irq_enable = enable_crisv10_irq, + .irq_disable = disable_crisv10_irq, }; void weird_irq(void); @@ -221,7 +199,8 @@ init_IRQ(void) /* Initialize IRQ handler descriptors. */ for(i = 2; i < NR_IRQS; i++) { - irq_desc[i].chip = &crisv10_irq_type; + set_irq_desc_and_handler(i, &crisv10_irq_type, + handle_simple_irq); set_int_vector(i, interrupt[i]); } diff --git a/arch/cris/arch-v32/kernel/irq.c b/arch/cris/arch-v32/kernel/irq.c index 2ed48ae3d31..0ad9db5126c 100644 --- a/arch/cris/arch-v32/kernel/irq.c +++ b/arch/cris/arch-v32/kernel/irq.c @@ -291,54 +291,33 @@ void crisv32_unmask_irq(int irq) } -static unsigned int startup_crisv32_irq(unsigned int irq) +static void enable_crisv32_irq(struct irq_data *data) { - crisv32_unmask_irq(irq); - return 0; -} - -static void shutdown_crisv32_irq(unsigned int irq) -{ - crisv32_mask_irq(irq); + crisv32_unmask_irq(data->irq); } -static void enable_crisv32_irq(unsigned int irq) +static void disable_crisv32_irq(struct irq_data *data) { - crisv32_unmask_irq(irq); + crisv32_mask_irq(data->irq); } -static void disable_crisv32_irq(unsigned int irq) -{ - crisv32_mask_irq(irq); -} - -static void ack_crisv32_irq(unsigned int irq) -{ -} - -static void end_crisv32_irq(unsigned int irq) -{ -} - -int set_affinity_crisv32_irq(unsigned int irq, const struct cpumask *dest) +static int set_affinity_crisv32_irq(struct irq_data *data, + const struct cpumask *dest, bool force) { unsigned long flags; + spin_lock_irqsave(&irq_lock, flags); - irq_allocations[irq - FIRST_IRQ].mask = *dest; + irq_allocations[data->irq - FIRST_IRQ].mask = *dest; spin_unlock_irqrestore(&irq_lock, flags); - return 0; } static struct irq_chip crisv32_irq_type = { - .name = "CRISv32", - .startup = startup_crisv32_irq, - .shutdown = shutdown_crisv32_irq, - .enable = enable_crisv32_irq, - .disable = disable_crisv32_irq, - .ack = ack_crisv32_irq, - .end = end_crisv32_irq, - .set_affinity = set_affinity_crisv32_irq + .name = "CRISv32", + .irq_shutdown = disable_crisv32_irq, + .irq_enable = enable_crisv32_irq, + .irq_disable = disable_crisv32_irq, + .irq_set_affinity = set_affinity_crisv32_irq, }; void @@ -472,7 +451,8 @@ init_IRQ(void) /* Point all IRQ's to bad handlers. */ for (i = FIRST_IRQ, j = 0; j < NR_IRQS; i++, j++) { - irq_desc[j].chip = &crisv32_irq_type; + set_irq_chip_and_handler(j, &crisv32_irq_type, + handle_simple_irq); set_exception_vector(i, interrupt[j]); } diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c index 469f7f9d62e..c346952f06d 100644 --- a/arch/cris/kernel/irq.c +++ b/arch/cris/kernel/irq.c @@ -62,7 +62,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_irqs_cpu(i, j)); #endif - seq_printf(p, " %14s", irq_desc[i].chip->name); + seq_printf(p, " %14s", irq_desc[i].irq_data.chip->name); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -93,8 +93,8 @@ asmlinkage void do_IRQ(int irq, struct pt_regs * regs) printk("do_IRQ: stack overflow: %lX\n", sp); show_stack(NULL, (unsigned long *)sp); } - __do_IRQ(irq); - irq_exit(); + generic_handle_irq(irq); + irq_exit(); set_irq_regs(old_regs); } diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig index f6bcb039cd6..747499a1b31 100644 --- a/arch/frv/Kconfig +++ b/arch/frv/Kconfig @@ -5,6 +5,7 @@ config FRV select HAVE_ARCH_TRACEHOOK select HAVE_IRQ_WORK select HAVE_PERF_EVENTS + select HAVE_GENERIC_HARDIRQS config ZONE_DMA bool @@ -29,14 +30,6 @@ config GENERIC_CALIBRATE_DELAY bool default n -config GENERIC_HARDIRQS - bool - default y - -config GENERIC_HARDIRQS_NO__DO_IRQ - bool - default y - config TIME_LOW_RES bool default y diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index 65f897d8c1e..6df692d1475 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -2,6 +2,8 @@ config H8300 bool default y select HAVE_IDE + select HAVE_GENERIC_HARDIRQS + select GENERIC_HARDIRQS_NO_DEPRECATED config SYMBOL_PREFIX string @@ -47,10 +49,6 @@ config GENERIC_HWEIGHT bool default y -config GENERIC_HARDIRQS - bool - default y - config GENERIC_CALIBRATE_DELAY bool default y diff --git a/arch/h8300/kernel/irq.c b/arch/h8300/kernel/irq.c index c25dc2c2b1d..7643d39925d 100644 --- a/arch/h8300/kernel/irq.c +++ b/arch/h8300/kernel/irq.c @@ -38,34 +38,30 @@ static inline int is_ext_irq(unsigned int irq) return (irq >= EXT_IRQ0 && irq <= (EXT_IRQ0 + EXT_IRQS)); } -static void h8300_enable_irq(unsigned int irq) +static void h8300_enable_irq(struct irq_data *data) { - if (is_ext_irq(irq)) - IER_REGS |= 1 << (irq - EXT_IRQ0); + if (is_ext_irq(data->irq)) + IER_REGS |= 1 << (data->irq - EXT_IRQ0); } -static void h8300_disable_irq(unsigned int irq) +static void h8300_disable_irq(struct irq_data *data) { - if (is_ext_irq(irq)) - IER_REGS &= ~(1 << (irq - EXT_IRQ0)); + if (is_ext_irq(data->irq)) + IER_REGS &= ~(1 << (data->irq - EXT_IRQ0)); } -static void h8300_end_irq(unsigned int irq) +static unsigned int h8300_startup_irq(struct irq_data *data) { -} - -static unsigned int h8300_startup_irq(unsigned int irq) -{ - if (is_ext_irq(irq)) - return h8300_enable_irq_pin(irq); + if (is_ext_irq(data->irq)) + return h8300_enable_irq_pin(data->irq); else return 0; } -static void h8300_shutdown_irq(unsigned int irq) +static void h8300_shutdown_irq(struct irq_data *data) { - if (is_ext_irq(irq)) - h8300_disable_irq_pin(irq); + if (is_ext_irq(data->irq)) + h8300_disable_irq_pin(data->irq); } /* @@ -73,12 +69,10 @@ static void h8300_shutdown_irq(unsigned int irq) */ struct irq_chip h8300irq_chip = { .name = "H8300-INTC", - .startup = h8300_startup_irq, - .shutdown = h8300_shutdown_irq, - .enable = h8300_enable_irq, - .disable = h8300_disable_irq, - .ack = NULL, - .end = h8300_end_irq, + .irq_startup = h8300_startup_irq, + .irq_shutdown = h8300_shutdown_irq, + .irq_enable = h8300_enable_irq, + .irq_disable = h8300_disable_irq, }; #if defined(CONFIG_RAMKERNEL) @@ -160,18 +154,14 @@ void __init init_IRQ(void) setup_vector(); - for (c = 0; c < NR_IRQS; c++) { - irq_desc[c].status = IRQ_DISABLED; - irq_desc[c].action = NULL; - irq_desc[c].depth = 1; - irq_desc[c].chip = &h8300irq_chip; - } + for (c = 0; c < NR_IRQS; c++) + set_irq_chip_and_handler(c, &h8300irq_chip, handle_simple_irq); } asmlinkage void do_IRQ(int irq) { irq_enter(); - __do_IRQ(irq); + generic_handle_irq(irq); irq_exit(); } @@ -192,7 +182,7 @@ int show_interrupts(struct seq_file *p, void *v) goto unlock; seq_printf(p, "%3d: ",i); seq_printf(p, "%10u ", kstat_irqs(i)); - seq_printf(p, " %14s", irq_desc[i].chip->name); + seq_printf(p, " %14s", irq_desc[i].irq_data.chip->name); seq_printf(p, "-%-8s", irq_desc[i].name); seq_printf(p, " %s", action->name); diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index e0f5b6d7f84..fcf3b437a2d 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -22,6 +22,10 @@ config IA64 select HAVE_KVM select HAVE_ARCH_TRACEHOOK select HAVE_DMA_API_DEBUG + select HAVE_GENERIC_HARDIRQS + select GENERIC_IRQ_PROBE + select GENERIC_PENDING_IRQ if SMP + select IRQ_PER_CPU default y help The Itanium Processor Family is Intel's 64-bit successor to @@ -678,28 +682,6 @@ source "arch/ia64/kvm/Kconfig" source "lib/Kconfig" -# -# Use the generic interrupt handling code in kernel/irq/: -# -config GENERIC_HARDIRQS - def_bool y - -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - -config GENERIC_IRQ_PROBE - bool - default y - -config GENERIC_PENDING_IRQ - bool - depends on GENERIC_HARDIRQS && SMP - default y - -config IRQ_PER_CPU - bool - default y - config IOMMU_HELPER def_bool (IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_GENERIC || SWIOTLB) diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig index 5c291d65196..ef4c1e442be 100644 --- a/arch/m32r/Kconfig +++ b/arch/m32r/Kconfig @@ -7,6 +7,9 @@ config M32R select HAVE_KERNEL_GZIP select HAVE_KERNEL_BZIP2 select HAVE_KERNEL_LZMA + select HAVE_GENERIC_HARDIRQS + select GENERIC_HARDIRQS_NO_DEPRECATED + select GENERIC_IRQ_PROBE config SBUS bool @@ -19,14 +22,6 @@ config ZONE_DMA bool default y -config GENERIC_HARDIRQS - bool - default y - -config GENERIC_IRQ_PROBE - bool - default y - config NO_IOPORT def_bool y diff --git a/arch/m32r/kernel/irq.c b/arch/m32r/kernel/irq.c index 7db26f1f082..f745c1287f3 100644 --- a/arch/m32r/kernel/irq.c +++ b/arch/m32r/kernel/irq.c @@ -40,8 +40,10 @@ int show_interrupts(struct seq_file *p, void *v) } if (i < NR_IRQS) { - raw_spin_lock_irqsave(&irq_desc[i].lock, flags); - action = irq_desc[i].action; + struct irq_desc *desc = irq_to_desc(i); + + raw_spin_lock_irqsave(&desc->lock, flags); + action = desc->action; if (!action) goto skip; seq_printf(p, "%3d: ",i); @@ -51,7 +53,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_irqs_cpu(i, j)); #endif - seq_printf(p, " %14s", irq_desc[i].chip->name); + seq_printf(p, " %14s", desc->irq_data.chip->name); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -59,7 +61,7 @@ int show_interrupts(struct seq_file *p, void *v) seq_putc(p, '\n'); skip: - raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags); + raw_spin_unlock_irqrestore(&desc->lock, flags); } return 0; } diff --git a/arch/m32r/platforms/m32104ut/setup.c b/arch/m32r/platforms/m32104ut/setup.c index 402a59d7219..4a693d02c1e 100644 --- a/arch/m32r/platforms/m32104ut/setup.c +++ b/arch/m32r/platforms/m32104ut/setup.c @@ -39,39 +39,30 @@ static void enable_m32104ut_irq(unsigned int irq) outl(data, port); } -static void mask_and_ack_m32104ut(unsigned int irq) +static void mask_m32104ut_irq(struct irq_data *data) { - disable_m32104ut_irq(irq); + disable_m32104ut_irq(data->irq); } -static void end_m32104ut_irq(unsigned int irq) +static void unmask_m32104ut_irq(struct irq_data *data) { - enable_m32104ut_irq(irq); + enable_m32104ut_irq(data->irq); } -static unsigned int startup_m32104ut_irq(unsigned int irq) +static void shutdown_m32104ut_irq(struct irq_data *data) { - enable_m32104ut_irq(irq); - return (0); -} - -static void shutdown_m32104ut_irq(unsigned int irq) -{ - unsigned long port; + unsigned int irq = data->irq; + unsigned long port = irq2port(irq); - port = irq2port(irq); outl(M32R_ICUCR_ILEVEL7, port); } static struct irq_chip m32104ut_irq_type = { - .name = "M32104UT-IRQ", - .startup = startup_m32104ut_irq, - .shutdown = shutdown_m32104ut_irq, - .enable = enable_m32104ut_irq, - .disable = disable_m32104ut_irq, - .ack = mask_and_ack_m32104ut, - .end = end_m32104ut_irq + .name = "M32104UT-IRQ", + .irq_shutdown = shutdown_m32104ut_irq, + .irq_unmask = unmask_m32104ut_irq, + .irq_mask = mask_m32104ut_irq, }; void __init init_IRQ(void) @@ -85,36 +76,29 @@ void __init init_IRQ(void) #if defined(CONFIG_SMC91X) /* INT#0: LAN controller on M32104UT-LAN (SMC91C111)*/ - irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].chip = &m32104ut_irq_type; - irq_desc[M32R_IRQ_INT0].action = 0; - irq_desc[M32R_IRQ_INT0].depth = 1; - icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD11; /* "H" level sense */ + set_irq_chip_and_handler(M32R_IRQ_INT0, &m32104ut_irq_type, + handle_level_irq); + /* "H" level sense */ + cu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD11; disable_m32104ut_irq(M32R_IRQ_INT0); #endif /* CONFIG_SMC91X */ /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].chip = &m32104ut_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_MFT2, &m32104ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; disable_m32104ut_irq(M32R_IRQ_MFT2); #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].chip = &m32104ut_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &m32104ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_R].icucr = M32R_ICUCR_IEN; disable_m32104ut_irq(M32R_IRQ_SIO0_R); /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].chip = &m32104ut_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &m32104ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_S].icucr = M32R_ICUCR_IEN; disable_m32104ut_irq(M32R_IRQ_SIO0_S); #endif /* CONFIG_SERIAL_M32R_SIO */ diff --git a/arch/m32r/platforms/m32700ut/setup.c b/arch/m32r/platforms/m32700ut/setup.c index 80b1a026795..2074bcc841e 100644 --- a/arch/m32r/platforms/m32700ut/setup.c +++ b/arch/m32r/platforms/m32700ut/setup.c @@ -45,39 +45,30 @@ static void enable_m32700ut_irq(unsigned int irq) outl(data, port); } -static void mask_and_ack_m32700ut(unsigned int irq) +static void mask_m32700ut(struct irq_data *data) { - disable_m32700ut_irq(irq); + disable_m32700ut_irq(data->irq); } -static void end_m32700ut_irq(unsigned int irq) +static void unmask_m32700ut(struct irq_data *data) { - enable_m32700ut_irq(irq); + enable_m32700ut_irq(data->irq); } -static unsigned int startup_m32700ut_irq(unsigned int irq) -{ - enable_m32700ut_irq(irq); - return (0); -} - -static void shutdown_m32700ut_irq(unsigned int irq) +static void shutdown_m32700ut(struct irq_data *data) { unsigned long port; - port = irq2port(irq); + port = irq2port(data->irq); outl(M32R_ICUCR_ILEVEL7, port); } static struct irq_chip m32700ut_irq_type = { - .name = "M32700UT-IRQ", - .startup = startup_m32700ut_irq, - .shutdown = shutdown_m32700ut_irq, - .enable = enable_m32700ut_irq, - .disable = disable_m32700ut_irq, - .ack = mask_and_ack_m32700ut, - .end = end_m32700ut_irq + .name = "M32700UT-IRQ", + .irq_shutdown = shutdown_m32700ut, + .irq_mask = mask_m32700ut, + .irq_unmask = unmask_m32700ut }; /* @@ -99,7 +90,6 @@ static void disable_m32700ut_pld_irq(unsigned int irq) unsigned int pldirq; pldirq = irq2pldirq(irq); -// disable_m32700ut_irq(M32R_IRQ_INT1); port = pldirq2port(pldirq); data = pld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; outw(data, port); @@ -111,50 +101,38 @@ static void enable_m32700ut_pld_irq(unsigned int irq) unsigned int pldirq; pldirq = irq2pldirq(irq); -// enable_m32700ut_irq(M32R_IRQ_INT1); port = pldirq2port(pldirq); data = pld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; outw(data, port); } -static void mask_and_ack_m32700ut_pld(unsigned int irq) -{ - disable_m32700ut_pld_irq(irq); -// mask_and_ack_m32700ut(M32R_IRQ_INT1); -} - -static void end_m32700ut_pld_irq(unsigned int irq) +static void mask_m32700ut_pld(struct irq_data *data) { - enable_m32700ut_pld_irq(irq); - end_m32700ut_irq(M32R_IRQ_INT1); + disable_m32700ut_pld_irq(data->irq); } -static unsigned int startup_m32700ut_pld_irq(unsigned int irq) +static void unmask_m32700ut_pld(struct irq_data *data) { - enable_m32700ut_pld_irq(irq); - return (0); + enable_m32700ut_pld_irq(data->irq); + enable_m32700ut_irq(M32R_IRQ_INT1); } -static void shutdown_m32700ut_pld_irq(unsigned int irq) +static void shutdown_m32700ut_pld_irq(struct irq_data *data) { unsigned long port; unsigned int pldirq; - pldirq = irq2pldirq(irq); -// shutdown_m32700ut_irq(M32R_IRQ_INT1); + pldirq = irq2pldirq(data->irq); port = pldirq2port(pldirq); outw(PLD_ICUCR_ILEVEL7, port); } static struct irq_chip m32700ut_pld_irq_type = { - .name = "M32700UT-PLD-IRQ", - .startup = startup_m32700ut_pld_irq, - .shutdown = shutdown_m32700ut_pld_irq, - .enable = enable_m32700ut_pld_irq, - .disable = disable_m32700ut_pld_irq, - .ack = mask_and_ack_m32700ut_pld, - .end = end_m32700ut_pld_irq + .name = "M32700UT-PLD-IRQ", + .irq_shutdown = shutdown_m32700ut_pld_irq, + .irq_mask = mask_m32700ut_pld, + .irq_unmask = unmask_m32700ut_pld, }; /* @@ -188,42 +166,33 @@ static void enable_m32700ut_lanpld_irq(unsigned int irq) outw(data, port); } -static void mask_and_ack_m32700ut_lanpld(unsigned int irq) +static void mask_m32700ut_lanpld(struct irq_data *data) { - disable_m32700ut_lanpld_irq(irq); + disable_m32700ut_lanpld_irq(data->irq); } -static void end_m32700ut_lanpld_irq(unsigned int irq) +static void unmask_m32700ut_lanpld(struct irq_data *data) { - enable_m32700ut_lanpld_irq(irq); - end_m32700ut_irq(M32R_IRQ_INT0); -} - -static unsigned int startup_m32700ut_lanpld_irq(unsigned int irq) -{ - enable_m32700ut_lanpld_irq(irq); - return (0); + enable_m32700ut_lanpld_irq(data->irq); + enable_m32700ut_irq(M32R_IRQ_INT0); } -static void shutdown_m32700ut_lanpld_irq(unsigned int irq) +static void shutdown_m32700ut_lanpld(struct irq_data *data) { unsigned long port; unsigned int pldirq; - pldirq = irq2lanpldirq(irq); + pldirq = irq2lanpldirq(data->irq); port = lanpldirq2port(pldirq); outw(PLD_ICUCR_ILEVEL7, port); } static struct irq_chip m32700ut_lanpld_irq_type = { - .name = "M32700UT-PLD-LAN-IRQ", - .startup = startup_m32700ut_lanpld_irq, - .shutdown = shutdown_m32700ut_lanpld_irq, - .enable = enable_m32700ut_lanpld_irq, - .disable = disable_m32700ut_lanpld_irq, - .ack = mask_and_ack_m32700ut_lanpld, - .end = end_m32700ut_lanpld_irq + .name = "M32700UT-PLD-LAN-IRQ", + .irq_shutdown = shutdown_m32700ut_lanpld, + .irq_mask = mask_m32700ut_lanpld, + .irq_unmask = unmask_m32700ut_lanpld, }; /* @@ -257,143 +226,110 @@ static void enable_m32700ut_lcdpld_irq(unsigned int irq) outw(data, port); } -static void mask_and_ack_m32700ut_lcdpld(unsigned int irq) +static void mask_m32700ut_lcdpld(struct irq_data *data) { - disable_m32700ut_lcdpld_irq(irq); + disable_m32700ut_lcdpld_irq(data->irq); } -static void end_m32700ut_lcdpld_irq(unsigned int irq) +static void unmask_m32700ut_lcdpld(struct irq_data *data) { - enable_m32700ut_lcdpld_irq(irq); - end_m32700ut_irq(M32R_IRQ_INT2); -} - -static unsigned int startup_m32700ut_lcdpld_irq(unsigned int irq) -{ - enable_m32700ut_lcdpld_irq(irq); - return (0); + enable_m32700ut_lcdpld_irq(data->irq); + enable_m32700ut_irq(M32R_IRQ_INT2); } -static void shutdown_m32700ut_lcdpld_irq(unsigned int irq) +static void shutdown_m32700ut_lcdpld(struct irq_data *data) { unsigned long port; unsigned int pldirq; - pldirq = irq2lcdpldirq(irq); + pldirq = irq2lcdpldirq(data->irq); port = lcdpldirq2port(pldirq); outw(PLD_ICUCR_ILEVEL7, port); } static struct irq_chip m32700ut_lcdpld_irq_type = { - .name = "M32700UT-PLD-LCD-IRQ", - .startup = startup_m32700ut_lcdpld_irq, - .shutdown = shutdown_m32700ut_lcdpld_irq, - .enable = enable_m32700ut_lcdpld_irq, - .disable = disable_m32700ut_lcdpld_irq, - .ack = mask_and_ack_m32700ut_lcdpld, - .end = end_m32700ut_lcdpld_irq + .name = "M32700UT-PLD-LCD-IRQ", + .irq_shutdown = shutdown_m32700ut_lcdpld, + .irq_mask = mask_m32700ut_lcdpld, + .irq_unmask = unmask_m32700ut_lcdpld, }; void __init init_IRQ(void) { #if defined(CONFIG_SMC91X) /* INT#0: LAN controller on M32700UT-LAN (SMC91C111)*/ - irq_desc[M32700UT_LAN_IRQ_LAN].status = IRQ_DISABLED; - irq_desc[M32700UT_LAN_IRQ_LAN].chip = &m32700ut_lanpld_irq_type; - irq_desc[M32700UT_LAN_IRQ_LAN].action = 0; - irq_desc[M32700UT_LAN_IRQ_LAN].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(M32700UT_LAN_IRQ_LAN, + &m32700ut_lanpld_irq_type, handle_level_irq); lanpld_icu_data[irq2lanpldirq(M32700UT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* "H" edge sense */ disable_m32700ut_lanpld_irq(M32700UT_LAN_IRQ_LAN); #endif /* CONFIG_SMC91X */ /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].chip = &m32700ut_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_MFT2, &m32700ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; disable_m32700ut_irq(M32R_IRQ_MFT2); /* SIO0 : receive */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].chip = &m32700ut_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &m32700ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_R].icucr = 0; disable_m32700ut_irq(M32R_IRQ_SIO0_R); /* SIO0 : send */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].chip = &m32700ut_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &m32700ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_m32700ut_irq(M32R_IRQ_SIO0_S); /* SIO1 : receive */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].chip = &m32700ut_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &m32700ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_R].icucr = 0; disable_m32700ut_irq(M32R_IRQ_SIO1_R); /* SIO1 : send */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].chip = &m32700ut_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &m32700ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_S].icucr = 0; disable_m32700ut_irq(M32R_IRQ_SIO1_S); /* DMA1 : */ - irq_desc[M32R_IRQ_DMA1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_DMA1].chip = &m32700ut_irq_type; - irq_desc[M32R_IRQ_DMA1].action = 0; - irq_desc[M32R_IRQ_DMA1].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_DMA1, &m32700ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_DMA1].icucr = 0; disable_m32700ut_irq(M32R_IRQ_DMA1); #ifdef CONFIG_SERIAL_M32R_PLDSIO /* INT#1: SIO0 Receive on PLD */ - irq_desc[PLD_IRQ_SIO0_RCV].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_RCV].chip = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_SIO0_RCV].action = 0; - irq_desc[PLD_IRQ_SIO0_RCV].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_SIO0_RCV, &m32700ut_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; disable_m32700ut_pld_irq(PLD_IRQ_SIO0_RCV); /* INT#1: SIO0 Send on PLD */ - irq_desc[PLD_IRQ_SIO0_SND].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_SND].chip = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_SIO0_SND].action = 0; - irq_desc[PLD_IRQ_SIO0_SND].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_SIO0_SND, &m32700ut_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; disable_m32700ut_pld_irq(PLD_IRQ_SIO0_SND); #endif /* CONFIG_SERIAL_M32R_PLDSIO */ /* INT#1: CFC IREQ on PLD */ - irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].chip = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_CFIREQ].action = 0; - irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFIREQ, &m32700ut_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* 'L' level sense */ disable_m32700ut_pld_irq(PLD_IRQ_CFIREQ); /* INT#1: CFC Insert on PLD */ - irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].chip = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_CFC_INSERT].action = 0; - irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFC_INSERT, &m32700ut_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00; /* 'L' edge sense */ disable_m32700ut_pld_irq(PLD_IRQ_CFC_INSERT); /* INT#1: CFC Eject on PLD */ - irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].chip = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_CFC_EJECT].action = 0; - irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFC_EJECT, &m32700ut_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* 'H' edge sense */ disable_m32700ut_pld_irq(PLD_IRQ_CFC_EJECT); @@ -413,13 +349,11 @@ void __init init_IRQ(void) #if defined(CONFIG_USB) outw(USBCR_OTGS, USBCR); /* USBCR: non-OTG */ + set_irq_chip_and_handler(M32700UT_LCD_IRQ_USB_INT1, + &m32700ut_lcdpld_irq_type, handle_level_irq); - irq_desc[M32700UT_LCD_IRQ_USB_INT1].status = IRQ_DISABLED; - irq_desc[M32700UT_LCD_IRQ_USB_INT1].chip = &m32700ut_lcdpld_irq_type; - irq_desc[M32700UT_LCD_IRQ_USB_INT1].action = 0; - irq_desc[M32700UT_LCD_IRQ_USB_INT1].depth = 1; - lcdpld_icu_data[irq2lcdpldirq(M32700UT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */ - disable_m32700ut_lcdpld_irq(M32700UT_LCD_IRQ_USB_INT1); + lcdpld_icu_data[irq2lcdpldirq(M32700UT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */ + disable_m32700ut_lcdpld_irq(M32700UT_LCD_IRQ_USB_INT1); #endif /* * INT2# is used for BAT, USB, AUDIO @@ -432,10 +366,8 @@ void __init init_IRQ(void) /* * INT3# is used for AR */ - irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT3].chip = &m32700ut_irq_type; - irq_desc[M32R_IRQ_INT3].action = 0; - irq_desc[M32R_IRQ_INT3].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT3, &m32700ut_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; disable_m32700ut_irq(M32R_IRQ_INT3); #endif /* CONFIG_VIDEO_M32R_AR */ diff --git a/arch/m32r/platforms/mappi/setup.c b/arch/m32r/platforms/mappi/setup.c index ea00c84d6b1..cdd8c457402 100644 --- a/arch/m32r/platforms/mappi/setup.c +++ b/arch/m32r/platforms/mappi/setup.c @@ -38,40 +38,30 @@ static void enable_mappi_irq(unsigned int irq) outl(data, port); } -static void mask_and_ack_mappi(unsigned int irq) +static void mask_mappi(struct irq_data *data) { - disable_mappi_irq(irq); + disable_mappi_irq(data->irq); } -static void end_mappi_irq(unsigned int irq) +static void unmask_mappi(struct irq_data *data) { - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - enable_mappi_irq(irq); + enable_mappi_irq(data->irq); } -static unsigned int startup_mappi_irq(unsigned int irq) -{ - enable_mappi_irq(irq); - return (0); -} - -static void shutdown_mappi_irq(unsigned int irq) +static void shutdown_mappi(struct irq_data *data) { unsigned long port; - port = irq2port(irq); + port = irq2port(data->irq); outl(M32R_ICUCR_ILEVEL7, port); } static struct irq_chip mappi_irq_type = { - .name = "MAPPI-IRQ", - .startup = startup_mappi_irq, - .shutdown = shutdown_mappi_irq, - .enable = enable_mappi_irq, - .disable = disable_mappi_irq, - .ack = mask_and_ack_mappi, - .end = end_mappi_irq + .name = "MAPPI-IRQ", + .irq_shutdown = shutdown_mappi, + .irq_mask = mask_mappi, + .irq_unmask = unmask_mappi, }; void __init init_IRQ(void) @@ -85,70 +75,54 @@ void __init init_IRQ(void) #ifdef CONFIG_NE2000 /* INT0 : LAN controller (RTL8019AS) */ - irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_INT0].action = NULL; - irq_desc[M32R_IRQ_INT0].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT0, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11; disable_mappi_irq(M32R_IRQ_INT0); #endif /* CONFIG_M32R_NE2000 */ /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_MFT2].action = NULL; - irq_desc[M32R_IRQ_MFT2].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_MFT2, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; disable_mappi_irq(M32R_IRQ_MFT2); #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = NULL; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_R].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO0_R); /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = NULL; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO0_S); /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = NULL; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_R].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO1_R); /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = NULL; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_S].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO1_S); #endif /* CONFIG_SERIAL_M32R_SIO */ #if defined(CONFIG_M32R_PCC) /* INT1 : pccard0 interrupt */ - irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT1].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_INT1].action = NULL; - irq_desc[M32R_IRQ_INT1].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT1, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00; disable_mappi_irq(M32R_IRQ_INT1); /* INT2 : pccard1 interrupt */ - irq_desc[M32R_IRQ_INT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT2].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_INT2].action = NULL; - irq_desc[M32R_IRQ_INT2].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT2, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00; disable_mappi_irq(M32R_IRQ_INT2); #endif /* CONFIG_M32RPCC */ diff --git a/arch/m32r/platforms/mappi2/setup.c b/arch/m32r/platforms/mappi2/setup.c index c049376d027..9117c30ea36 100644 --- a/arch/m32r/platforms/mappi2/setup.c +++ b/arch/m32r/platforms/mappi2/setup.c @@ -46,126 +46,97 @@ static void enable_mappi2_irq(unsigned int irq) outl(data, port); } -static void mask_and_ack_mappi2(unsigned int irq) +static void mask_mappi2(struct irq_data *data) { - disable_mappi2_irq(irq); + disable_mappi2_irq(data->irq); } -static void end_mappi2_irq(unsigned int irq) +static void unmask_mappi2(struct irq_data *data) { - enable_mappi2_irq(irq); + enable_mappi2_irq(data->irq); } -static unsigned int startup_mappi2_irq(unsigned int irq) -{ - enable_mappi2_irq(irq); - return (0); -} - -static void shutdown_mappi2_irq(unsigned int irq) +static void shutdown_mappi2(struct irq_data *data) { unsigned long port; - port = irq2port(irq); + port = irq2port(data->irq); outl(M32R_ICUCR_ILEVEL7, port); } static struct irq_chip mappi2_irq_type = { - .name = "MAPPI2-IRQ", - .startup = startup_mappi2_irq, - .shutdown = shutdown_mappi2_irq, - .enable = enable_mappi2_irq, - .disable = disable_mappi2_irq, - .ack = mask_and_ack_mappi2, - .end = end_mappi2_irq + .name = "MAPPI2-IRQ", + .irq_shutdown = shutdown_mappi2, + .irq_mask = mask_mappi2, + .irq_unmask = unmask_mappi2, }; void __init init_IRQ(void) { #if defined(CONFIG_SMC91X) /* INT0 : LAN controller (SMC91111) */ - irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].chip = &mappi2_irq_type; - irq_desc[M32R_IRQ_INT0].action = 0; - irq_desc[M32R_IRQ_INT0].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT0, &mappi2_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; disable_mappi2_irq(M32R_IRQ_INT0); #endif /* CONFIG_SMC91X */ /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].chip = &mappi2_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_MFT2, &mappi2_irq_type, + handle_level_irq); icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; disable_mappi2_irq(M32R_IRQ_MFT2); #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].chip = &mappi2_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &mappi2_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_R].icucr = 0; disable_mappi2_irq(M32R_IRQ_SIO0_R); /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].chip = &mappi2_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &mappi2_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_mappi2_irq(M32R_IRQ_SIO0_S); /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].chip = &mappi2_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &mappi2_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_R].icucr = 0; disable_mappi2_irq(M32R_IRQ_SIO1_R); /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].chip = &mappi2_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &mappi2_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_S].icucr = 0; disable_mappi2_irq(M32R_IRQ_SIO1_S); #endif /* CONFIG_M32R_USE_DBG_CONSOLE */ #if defined(CONFIG_USB) /* INT1 : USB Host controller interrupt */ - irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT1].chip = &mappi2_irq_type; - irq_desc[M32R_IRQ_INT1].action = 0; - irq_desc[M32R_IRQ_INT1].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT1, &mappi2_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_ISMOD01; disable_mappi2_irq(M32R_IRQ_INT1); #endif /* CONFIG_USB */ /* ICUCR40: CFC IREQ */ - irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].chip = &mappi2_irq_type; - irq_desc[PLD_IRQ_CFIREQ].action = 0; - irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFIREQ, &mappi2_irq_type, + handle_level_irq); icu_data[PLD_IRQ_CFIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; disable_mappi2_irq(PLD_IRQ_CFIREQ); #if defined(CONFIG_M32R_CFC) /* ICUCR41: CFC Insert */ - irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].chip = &mappi2_irq_type; - irq_desc[PLD_IRQ_CFC_INSERT].action = 0; - irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFC_INSERT, &mappi2_irq_type, + handle_level_irq); icu_data[PLD_IRQ_CFC_INSERT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD00; disable_mappi2_irq(PLD_IRQ_CFC_INSERT); /* ICUCR42: CFC Eject */ - irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].chip = &mappi2_irq_type; - irq_desc[PLD_IRQ_CFC_EJECT].action = 0; - irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFC_EJECT, &mappi2_irq_type, + handle_level_irq); icu_data[PLD_IRQ_CFC_EJECT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; disable_mappi2_irq(PLD_IRQ_CFC_EJECT); #endif /* CONFIG_MAPPI2_CFC */ diff --git a/arch/m32r/platforms/mappi3/setup.c b/arch/m32r/platforms/mappi3/setup.c index 882de25c6e8..b44f5ded2bb 100644 --- a/arch/m32r/platforms/mappi3/setup.c +++ b/arch/m32r/platforms/mappi3/setup.c @@ -46,128 +46,98 @@ static void enable_mappi3_irq(unsigned int irq) outl(data, port); } -static void mask_and_ack_mappi3(unsigned int irq) +static void mask_mappi3(struct irq_data *data) { - disable_mappi3_irq(irq); + disable_mappi3_irq(data->irq); } -static void end_mappi3_irq(unsigned int irq) +static void unmask_mappi3(struct irq_data *data) { - enable_mappi3_irq(irq); + enable_mappi3_irq(data->irq); } -static unsigned int startup_mappi3_irq(unsigned int irq) -{ - enable_mappi3_irq(irq); - return (0); -} - -static void shutdown_mappi3_irq(unsigned int irq) +static void shutdown_mappi3(struct irq_data *data) { unsigned long port; - port = irq2port(irq); + port = irq2port(data->irq); outl(M32R_ICUCR_ILEVEL7, port); } -static struct irq_chip mappi3_irq_type = -{ - .name = "MAPPI3-IRQ", - .startup = startup_mappi3_irq, - .shutdown = shutdown_mappi3_irq, - .enable = enable_mappi3_irq, - .disable = disable_mappi3_irq, - .ack = mask_and_ack_mappi3, - .end = end_mappi3_irq +static struct irq_chip mappi3_irq_type = { + .name = "MAPPI3-IRQ", + .irq_shutdown = shutdown_mappi3, + .irq_mask = mask_mappi3, + .irq_unmask = unmask_mappi3, }; void __init init_IRQ(void) { #if defined(CONFIG_SMC91X) /* INT0 : LAN controller (SMC91111) */ - irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].chip = &mappi3_irq_type; - irq_desc[M32R_IRQ_INT0].action = 0; - irq_desc[M32R_IRQ_INT0].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT0, &mappi3_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; disable_mappi3_irq(M32R_IRQ_INT0); #endif /* CONFIG_SMC91X */ /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].chip = &mappi3_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_MFT2, &mappi3_irq_type, + handle_level_irq); icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; disable_mappi3_irq(M32R_IRQ_MFT2); #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].chip = &mappi3_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &mappi3_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_R].icucr = 0; disable_mappi3_irq(M32R_IRQ_SIO0_R); /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].chip = &mappi3_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &mappi3_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_mappi3_irq(M32R_IRQ_SIO0_S); /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].chip = &mappi3_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &mappi3_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_R].icucr = 0; disable_mappi3_irq(M32R_IRQ_SIO1_R); /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].chip = &mappi3_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &mappi3_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_S].icucr = 0; disable_mappi3_irq(M32R_IRQ_SIO1_S); #endif /* CONFIG_M32R_USE_DBG_CONSOLE */ #if defined(CONFIG_USB) /* INT1 : USB Host controller interrupt */ - irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT1].chip = &mappi3_irq_type; - irq_desc[M32R_IRQ_INT1].action = 0; - irq_desc[M32R_IRQ_INT1].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT1, &mappi3_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_ISMOD01; disable_mappi3_irq(M32R_IRQ_INT1); #endif /* CONFIG_USB */ /* CFC IREQ */ - irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].chip = &mappi3_irq_type; - irq_desc[PLD_IRQ_CFIREQ].action = 0; - irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFIREQ, &mappi3_irq_type, + handle_level_irq); icu_data[PLD_IRQ_CFIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; disable_mappi3_irq(PLD_IRQ_CFIREQ); #if defined(CONFIG_M32R_CFC) /* ICUCR41: CFC Insert & eject */ - irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].chip = &mappi3_irq_type; - irq_desc[PLD_IRQ_CFC_INSERT].action = 0; - irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFC_INSERT, &mappi3_irq_type, + handle_level_irq); icu_data[PLD_IRQ_CFC_INSERT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD00; disable_mappi3_irq(PLD_IRQ_CFC_INSERT); #endif /* CONFIG_M32R_CFC */ /* IDE IREQ */ - irq_desc[PLD_IRQ_IDEIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_IDEIREQ].chip = &mappi3_irq_type; - irq_desc[PLD_IRQ_IDEIREQ].action = 0; - irq_desc[PLD_IRQ_IDEIREQ].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_IDEIREQ, &mappi3_irq_type, + handle_level_irq); icu_data[PLD_IRQ_IDEIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; disable_mappi3_irq(PLD_IRQ_IDEIREQ); diff --git a/arch/m32r/platforms/oaks32r/setup.c b/arch/m32r/platforms/oaks32r/setup.c index d11d93bf74f..19a02db7b81 100644 --- a/arch/m32r/platforms/oaks32r/setup.c +++ b/arch/m32r/platforms/oaks32r/setup.c @@ -37,39 +37,30 @@ static void enable_oaks32r_irq(unsigned int irq) outl(data, port); } -static void mask_and_ack_mappi(unsigned int irq) +static void mask_oaks32r(struct irq_data *data) { - disable_oaks32r_irq(irq); + disable_oaks32r_irq(data->irq); } -static void end_oaks32r_irq(unsigned int irq) +static void unmask_oaks32r(struct irq_data *data) { - enable_oaks32r_irq(irq); + enable_oaks32r_irq(data->irq); } -static unsigned int startup_oaks32r_irq(unsigned int irq) -{ - enable_oaks32r_irq(irq); - return (0); -} - -static void shutdown_oaks32r_irq(unsigned int irq) +static void shutdown_oaks32r(struct irq_data *data) { unsigned long port; - port = irq2port(irq); + port = irq2port(data->irq); outl(M32R_ICUCR_ILEVEL7, port); } static struct irq_chip oaks32r_irq_type = { - .name = "OAKS32R-IRQ", - .startup = startup_oaks32r_irq, - .shutdown = shutdown_oaks32r_irq, - .enable = enable_oaks32r_irq, - .disable = disable_oaks32r_irq, - .ack = mask_and_ack_mappi, - .end = end_oaks32r_irq + .name = "OAKS32R-IRQ", + .irq_shutdown = shutdown_oaks32r, + .irq_mask = mask_oaks32r, + .irq_unmask = unmask_oaks32r, }; void __init init_IRQ(void) @@ -83,52 +74,40 @@ void __init init_IRQ(void) #ifdef CONFIG_NE2000 /* INT3 : LAN controller (RTL8019AS) */ - irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT3].chip = &oaks32r_irq_type; - irq_desc[M32R_IRQ_INT3].action = 0; - irq_desc[M32R_IRQ_INT3].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT3, &oaks32r_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; disable_oaks32r_irq(M32R_IRQ_INT3); #endif /* CONFIG_M32R_NE2000 */ /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].chip = &oaks32r_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_MFT2, &oaks32r_irq_type, + handle_level_irq); icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; disable_oaks32r_irq(M32R_IRQ_MFT2); #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].chip = &oaks32r_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &oaks32r_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_R].icucr = 0; disable_oaks32r_irq(M32R_IRQ_SIO0_R); /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].chip = &oaks32r_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &oaks32r_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_oaks32r_irq(M32R_IRQ_SIO0_S); /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].chip = &oaks32r_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &oaks32r_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_R].icucr = 0; disable_oaks32r_irq(M32R_IRQ_SIO1_R); /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].chip = &oaks32r_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &oaks32r_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_S].icucr = 0; disable_oaks32r_irq(M32R_IRQ_SIO1_S); #endif /* CONFIG_SERIAL_M32R_SIO */ diff --git a/arch/m32r/platforms/opsput/setup.c b/arch/m32r/platforms/opsput/setup.c index 5f3402a2fba..12731547e8b 100644 --- a/arch/m32r/platforms/opsput/setup.c +++ b/arch/m32r/platforms/opsput/setup.c @@ -46,39 +46,30 @@ static void enable_opsput_irq(unsigned int irq) outl(data, port); } -static void mask_and_ack_opsput(unsigned int irq) +static void mask_opsput(struct irq_data *data) { - disable_opsput_irq(irq); + disable_opsput_irq(data->irq); } -static void end_opsput_irq(unsigned int irq) +static void unmask_opsput(struct irq_data *data) { - enable_opsput_irq(irq); + enable_opsput_irq(data->irq); } -static unsigned int startup_opsput_irq(unsigned int irq) -{ - enable_opsput_irq(irq); - return (0); -} - -static void shutdown_opsput_irq(unsigned int irq) +static void shutdown_opsput(struct irq_data *data) { unsigned long port; - port = irq2port(irq); + port = irq2port(data->irq); outl(M32R_ICUCR_ILEVEL7, port); } static struct irq_chip opsput_irq_type = { - .name = "OPSPUT-IRQ", - .startup = startup_opsput_irq, - .shutdown = shutdown_opsput_irq, - .enable = enable_opsput_irq, - .disable = disable_opsput_irq, - .ack = mask_and_ack_opsput, - .end = end_opsput_irq + .name = "OPSPUT-IRQ", + .irq_shutdown = shutdown_opsput, + .irq_mask = mask_opsput, + .irq_unmask = unmask_opsput, }; /* @@ -100,7 +91,6 @@ static void disable_opsput_pld_irq(unsigned int irq) unsigned int pldirq; pldirq = irq2pldirq(irq); -// disable_opsput_irq(M32R_IRQ_INT1); port = pldirq2port(pldirq); data = pld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7; outw(data, port); @@ -112,50 +102,38 @@ static void enable_opsput_pld_irq(unsigned int irq) unsigned int pldirq; pldirq = irq2pldirq(irq); -// enable_opsput_irq(M32R_IRQ_INT1); port = pldirq2port(pldirq); data = pld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6; outw(data, port); } -static void mask_and_ack_opsput_pld(unsigned int irq) -{ - disable_opsput_pld_irq(irq); -// mask_and_ack_opsput(M32R_IRQ_INT1); -} - -static void end_opsput_pld_irq(unsigned int irq) +static void mask_opsput_pld(struct irq_data *data) { - enable_opsput_pld_irq(irq); - end_opsput_irq(M32R_IRQ_INT1); + disable_opsput_pld_irq(data->irq); } -static unsigned int startup_opsput_pld_irq(unsigned int irq) +static void unmask_opsput_pld(struct irq_data *data) { - enable_opsput_pld_irq(irq); - return (0); + enable_opsput_pld_irq(data->irq); + enable_opsput_irq(M32R_IRQ_INT1); } -static void shutdown_opsput_pld_irq(unsigned int irq) +static void shutdown_opsput_pld(struct irq_data *data) { unsigned long port; unsigned int pldirq; - pldirq = irq2pldirq(irq); -// shutdown_opsput_irq(M32R_IRQ_INT1); + pldirq = irq2pldirq(data->irq); port = pldirq2port(pldirq); outw(PLD_ICUCR_ILEVEL7, port); } static struct irq_chip opsput_pld_irq_type = { - .name = "OPSPUT-PLD-IRQ", - .startup = startup_opsput_pld_irq, - .shutdown = shutdown_opsput_pld_irq, - .enable = enable_opsput_pld_irq, - .disable = disable_opsput_pld_irq, - .ack = mask_and_ack_opsput_pld, - .end = end_opsput_pld_irq + .name = "OPSPUT-PLD-IRQ", + .irq_shutdown = shutdown_opsput_pld, + .irq_mask = mask_opsput_pld, + .irq_unmask = unmask_opsput_pld, }; /* @@ -189,42 +167,33 @@ static void enable_opsput_lanpld_irq(unsigned int irq) outw(data, port); } -static void mask_and_ack_opsput_lanpld(unsigned int irq) -{ - disable_opsput_lanpld_irq(irq); -} - -static void end_opsput_lanpld_irq(unsigned int irq) +static void mask_opsput_lanpld(struct irq_data *data) { - enable_opsput_lanpld_irq(irq); - end_opsput_irq(M32R_IRQ_INT0); + disable_opsput_lanpld_irq(data->irq); } -static unsigned int startup_opsput_lanpld_irq(unsigned int irq) +static void unmask_opsput_lanpld(struct irq_data *data) { - enable_opsput_lanpld_irq(irq); - return (0); + enable_opsput_lanpld_irq(data->irq); + enable_opsput_irq(M32R_IRQ_INT0); } -static void shutdown_opsput_lanpld_irq(unsigned int irq) +static void shutdown_opsput_lanpld(struct irq_data *data) { unsigned long port; unsigned int pldirq; - pldirq = irq2lanpldirq(irq); + pldirq = irq2lanpldirq(data->irq); port = lanpldirq2port(pldirq); outw(PLD_ICUCR_ILEVEL7, port); } static struct irq_chip opsput_lanpld_irq_type = { - .name = "OPSPUT-PLD-LAN-IRQ", - .startup = startup_opsput_lanpld_irq, - .shutdown = shutdown_opsput_lanpld_irq, - .enable = enable_opsput_lanpld_irq, - .disable = disable_opsput_lanpld_irq, - .ack = mask_and_ack_opsput_lanpld, - .end = end_opsput_lanpld_irq + .name = "OPSPUT-PLD-LAN-IRQ", + .irq_shutdown = shutdown_opsput_lanpld, + .irq_mask = mask_opsput_lanpld, + .irq_unmask = unmask_opsput_lanpld, }; /* @@ -258,143 +227,109 @@ static void enable_opsput_lcdpld_irq(unsigned int irq) outw(data, port); } -static void mask_and_ack_opsput_lcdpld(unsigned int irq) -{ - disable_opsput_lcdpld_irq(irq); -} - -static void end_opsput_lcdpld_irq(unsigned int irq) +static void mask_opsput_lcdpld(struct irq_data *data) { - enable_opsput_lcdpld_irq(irq); - end_opsput_irq(M32R_IRQ_INT2); + disable_opsput_lcdpld_irq(data->irq); } -static unsigned int startup_opsput_lcdpld_irq(unsigned int irq) +static void unmask_opsput_lcdpld(struct irq_data *data) { - enable_opsput_lcdpld_irq(irq); - return (0); + enable_opsput_lcdpld_irq(data->irq); + enable_opsput_irq(M32R_IRQ_INT2); } -static void shutdown_opsput_lcdpld_irq(unsigned int irq) +static void shutdown_opsput_lcdpld(struct irq_data *data) { unsigned long port; unsigned int pldirq; - pldirq = irq2lcdpldirq(irq); + pldirq = irq2lcdpldirq(data->irq); port = lcdpldirq2port(pldirq); outw(PLD_ICUCR_ILEVEL7, port); } -static struct irq_chip opsput_lcdpld_irq_type = -{ - "OPSPUT-PLD-LCD-IRQ", - startup_opsput_lcdpld_irq, - shutdown_opsput_lcdpld_irq, - enable_opsput_lcdpld_irq, - disable_opsput_lcdpld_irq, - mask_and_ack_opsput_lcdpld, - end_opsput_lcdpld_irq +static struct irq_chip opsput_lcdpld_irq_type = { + .name = "OPSPUT-PLD-LCD-IRQ", + .irq_shutdown = shutdown_opsput_lcdpld, + .irq_mask = mask_opsput_lcdpld, + .irq_unmask = unmask_opsput_lcdpld, }; void __init init_IRQ(void) { #if defined(CONFIG_SMC91X) /* INT#0: LAN controller on OPSPUT-LAN (SMC91C111)*/ - irq_desc[OPSPUT_LAN_IRQ_LAN].status = IRQ_DISABLED; - irq_desc[OPSPUT_LAN_IRQ_LAN].chip = &opsput_lanpld_irq_type; - irq_desc[OPSPUT_LAN_IRQ_LAN].action = 0; - irq_desc[OPSPUT_LAN_IRQ_LAN].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(OPSPUT_LAN_IRQ_LAN, &opsput_lanpld_irq_type, + handle_level_irq); lanpld_icu_data[irq2lanpldirq(OPSPUT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* "H" edge sense */ disable_opsput_lanpld_irq(OPSPUT_LAN_IRQ_LAN); #endif /* CONFIG_SMC91X */ /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].chip = &opsput_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_MFT2, &opsput_irq_type, + handle_level_irq); icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; disable_opsput_irq(M32R_IRQ_MFT2); /* SIO0 : receive */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].chip = &opsput_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &opsput_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_R].icucr = 0; disable_opsput_irq(M32R_IRQ_SIO0_R); /* SIO0 : send */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].chip = &opsput_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &opsput_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_opsput_irq(M32R_IRQ_SIO0_S); /* SIO1 : receive */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].chip = &opsput_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &opsput_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_R].icucr = 0; disable_opsput_irq(M32R_IRQ_SIO1_R); /* SIO1 : send */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].chip = &opsput_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &opsput_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_S].icucr = 0; disable_opsput_irq(M32R_IRQ_SIO1_S); /* DMA1 : */ - irq_desc[M32R_IRQ_DMA1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_DMA1].chip = &opsput_irq_type; - irq_desc[M32R_IRQ_DMA1].action = 0; - irq_desc[M32R_IRQ_DMA1].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_DMA1, &opsput_irq_type, + handle_level_irq); icu_data[M32R_IRQ_DMA1].icucr = 0; disable_opsput_irq(M32R_IRQ_DMA1); #ifdef CONFIG_SERIAL_M32R_PLDSIO /* INT#1: SIO0 Receive on PLD */ - irq_desc[PLD_IRQ_SIO0_RCV].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_RCV].chip = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_SIO0_RCV].action = 0; - irq_desc[PLD_IRQ_SIO0_RCV].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_SIO0_RCV, &opsput_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; disable_opsput_pld_irq(PLD_IRQ_SIO0_RCV); /* INT#1: SIO0 Send on PLD */ - irq_desc[PLD_IRQ_SIO0_SND].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_SND].chip = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_SIO0_SND].action = 0; - irq_desc[PLD_IRQ_SIO0_SND].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_SIO0_SND, &opsput_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; disable_opsput_pld_irq(PLD_IRQ_SIO0_SND); #endif /* CONFIG_SERIAL_M32R_PLDSIO */ /* INT#1: CFC IREQ on PLD */ - irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].chip = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_CFIREQ].action = 0; - irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFIREQ, &opsput_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* 'L' level sense */ disable_opsput_pld_irq(PLD_IRQ_CFIREQ); /* INT#1: CFC Insert on PLD */ - irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].chip = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_CFC_INSERT].action = 0; - irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFC_INSERT, &opsput_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00; /* 'L' edge sense */ disable_opsput_pld_irq(PLD_IRQ_CFC_INSERT); /* INT#1: CFC Eject on PLD */ - irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].chip = &opsput_pld_irq_type; - irq_desc[PLD_IRQ_CFC_EJECT].action = 0; - irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CFC_EJECT, &opsput_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* 'H' edge sense */ disable_opsput_pld_irq(PLD_IRQ_CFC_EJECT); @@ -413,14 +348,11 @@ void __init init_IRQ(void) enable_opsput_irq(M32R_IRQ_INT1); #if defined(CONFIG_USB) - outw(USBCR_OTGS, USBCR); /* USBCR: non-OTG */ - - irq_desc[OPSPUT_LCD_IRQ_USB_INT1].status = IRQ_DISABLED; - irq_desc[OPSPUT_LCD_IRQ_USB_INT1].chip = &opsput_lcdpld_irq_type; - irq_desc[OPSPUT_LCD_IRQ_USB_INT1].action = 0; - irq_desc[OPSPUT_LCD_IRQ_USB_INT1].depth = 1; - lcdpld_icu_data[irq2lcdpldirq(OPSPUT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */ - disable_opsput_lcdpld_irq(OPSPUT_LCD_IRQ_USB_INT1); + outw(USBCR_OTGS, USBCR); /* USBCR: non-OTG */ + set_irq_chip_and_handler(OPSPUT_LCD_IRQ_USB_INT1, + &opsput_lcdpld_irq_type, handle_level_irq); + lcdpld_icu_data[irq2lcdpldirq(OPSPUT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */ + disable_opsput_lcdpld_irq(OPSPUT_LCD_IRQ_USB_INT1); #endif /* * INT2# is used for BAT, USB, AUDIO @@ -433,10 +365,8 @@ void __init init_IRQ(void) /* * INT3# is used for AR */ - irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT3].chip = &opsput_irq_type; - irq_desc[M32R_IRQ_INT3].action = 0; - irq_desc[M32R_IRQ_INT3].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_INT3, &opsput_irq_type, + handle_level_irq); icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; disable_opsput_irq(M32R_IRQ_INT3); #endif /* CONFIG_VIDEO_M32R_AR */ diff --git a/arch/m32r/platforms/usrv/setup.c b/arch/m32r/platforms/usrv/setup.c index 1beac7a51ed..f3cff26d6e7 100644 --- a/arch/m32r/platforms/usrv/setup.c +++ b/arch/m32r/platforms/usrv/setup.c @@ -37,39 +37,30 @@ static void enable_mappi_irq(unsigned int irq) outl(data, port); } -static void mask_and_ack_mappi(unsigned int irq) +static void mask_mappi(struct irq_data *data) { - disable_mappi_irq(irq); + disable_mappi_irq(data->irq); } -static void end_mappi_irq(unsigned int irq) +static void unmask_mappi(struct irq_data *data) { - enable_mappi_irq(irq); + enable_mappi_irq(data->irq); } -static unsigned int startup_mappi_irq(unsigned int irq) -{ - enable_mappi_irq(irq); - return 0; -} - -static void shutdown_mappi_irq(unsigned int irq) +static void shutdown_mappi(struct irq_data *data) { unsigned long port; - port = irq2port(irq); + port = irq2port(data->irq); outl(M32R_ICUCR_ILEVEL7, port); } static struct irq_chip mappi_irq_type = { - .name = "M32700-IRQ", - .startup = startup_mappi_irq, - .shutdown = shutdown_mappi_irq, - .enable = enable_mappi_irq, - .disable = disable_mappi_irq, - .ack = mask_and_ack_mappi, - .end = end_mappi_irq + .name = "M32700-IRQ", + .irq_shutdown = shutdown_mappi, + .irq_mask = mask_mappi, + .irq_unmask = unmask_mappi, }; /* @@ -107,42 +98,33 @@ static void enable_m32700ut_pld_irq(unsigned int irq) outw(data, port); } -static void mask_and_ack_m32700ut_pld(unsigned int irq) +static void mask_m32700ut_pld(struct irq_data *data) { - disable_m32700ut_pld_irq(irq); + disable_m32700ut_pld_irq(data->irq); } -static void end_m32700ut_pld_irq(unsigned int irq) +static void unmask_m32700ut_pld(struct irq_data *data) { - enable_m32700ut_pld_irq(irq); - end_mappi_irq(M32R_IRQ_INT1); -} - -static unsigned int startup_m32700ut_pld_irq(unsigned int irq) -{ - enable_m32700ut_pld_irq(irq); - return 0; + enable_m32700ut_pld_irq(data->irq); + enable_mappi_irq(M32R_IRQ_INT1); } -static void shutdown_m32700ut_pld_irq(unsigned int irq) +static void shutdown_m32700ut_pld(struct irq_data *data) { unsigned long port; unsigned int pldirq; - pldirq = irq2pldirq(irq); + pldirq = irq2pldirq(data->irq); port = pldirq2port(pldirq); outw(PLD_ICUCR_ILEVEL7, port); } static struct irq_chip m32700ut_pld_irq_type = { - .name = "USRV-PLD-IRQ", - .startup = startup_m32700ut_pld_irq, - .shutdown = shutdown_m32700ut_pld_irq, - .enable = enable_m32700ut_pld_irq, - .disable = disable_m32700ut_pld_irq, - .ack = mask_and_ack_m32700ut_pld, - .end = end_m32700ut_pld_irq + .name = "USRV-PLD-IRQ", + .irq_shutdown = shutdown_m32700ut_pld, + .irq_mask = mask_m32700ut_pld, + .irq_unmask = unmask_m32700ut_pld, }; void __init init_IRQ(void) @@ -156,53 +138,42 @@ void __init init_IRQ(void) once++; /* MFT2 : system timer */ - irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_MFT2].action = 0; - irq_desc[M32R_IRQ_MFT2].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_MFT2, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; disable_mappi_irq(M32R_IRQ_MFT2); #if defined(CONFIG_SERIAL_M32R_SIO) /* SIO0_R : uart receive data */ - irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO0_R].action = 0; - irq_desc[M32R_IRQ_SIO0_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_R, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_R].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO0_R); /* SIO0_S : uart send data */ - irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO0_S].action = 0; - irq_desc[M32R_IRQ_SIO0_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO0_S, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO0_S); /* SIO1_R : uart receive data */ - irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO1_R].action = 0; - irq_desc[M32R_IRQ_SIO1_R].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_R, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_R].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO1_R); /* SIO1_S : uart send data */ - irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].chip = &mappi_irq_type; - irq_desc[M32R_IRQ_SIO1_S].action = 0; - irq_desc[M32R_IRQ_SIO1_S].depth = 1; + set_irq_chip_and_handler(M32R_IRQ_SIO1_S, &mappi_irq_type, + handle_level_irq); icu_data[M32R_IRQ_SIO1_S].icucr = 0; disable_mappi_irq(M32R_IRQ_SIO1_S); #endif /* CONFIG_SERIAL_M32R_SIO */ /* INT#67-#71: CFC#0 IREQ on PLD */ for (i = 0 ; i < CONFIG_M32R_CFC_NUM ; i++ ) { - irq_desc[PLD_IRQ_CF0 + i].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CF0 + i].chip = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_CF0 + i].action = 0; - irq_desc[PLD_IRQ_CF0 + i].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_CF0 + i, + &m32700ut_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_CF0 + i)].icucr = PLD_ICUCR_ISMOD01; /* 'L' level sense */ disable_m32700ut_pld_irq(PLD_IRQ_CF0 + i); @@ -210,19 +181,15 @@ void __init init_IRQ(void) #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) /* INT#76: 16552D#0 IREQ on PLD */ - irq_desc[PLD_IRQ_UART0].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_UART0].chip = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_UART0].action = 0; - irq_desc[PLD_IRQ_UART0].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_UART0, &m32700ut_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_UART0)].icucr = PLD_ICUCR_ISMOD03; /* 'H' level sense */ disable_m32700ut_pld_irq(PLD_IRQ_UART0); /* INT#77: 16552D#1 IREQ on PLD */ - irq_desc[PLD_IRQ_UART1].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_UART1].chip = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_UART1].action = 0; - irq_desc[PLD_IRQ_UART1].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_UART1, &m32700ut_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_UART1)].icucr = PLD_ICUCR_ISMOD03; /* 'H' level sense */ disable_m32700ut_pld_irq(PLD_IRQ_UART1); @@ -230,10 +197,8 @@ void __init init_IRQ(void) #if defined(CONFIG_IDC_AK4524) || defined(CONFIG_IDC_AK4524_MODULE) /* INT#80: AK4524 IREQ on PLD */ - irq_desc[PLD_IRQ_SNDINT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SNDINT].chip = &m32700ut_pld_irq_type; - irq_desc[PLD_IRQ_SNDINT].action = 0; - irq_desc[PLD_IRQ_SNDINT].depth = 1; /* disable nested irq */ + set_irq_chip_and_handler(PLD_IRQ_SNDINT, &m32700ut_pld_irq_type, + handle_level_irq); pld_icu_data[irq2pldirq(PLD_IRQ_SNDINT)].icucr = PLD_ICUCR_ISMOD01; /* 'L' level sense */ disable_m32700ut_pld_irq(PLD_IRQ_SNDINT); diff --git a/arch/m68knommu/Kconfig b/arch/m68knommu/Kconfig index 704e7b92334..8b9dacaa0f6 100644 --- a/arch/m68knommu/Kconfig +++ b/arch/m68knommu/Kconfig @@ -2,6 +2,7 @@ config M68K bool default y select HAVE_IDE + select HAVE_GENERIC_HARDIRQS config MMU bool @@ -48,14 +49,6 @@ config GENERIC_HWEIGHT bool default y -config GENERIC_HARDIRQS - bool - default y - -config GENERIC_HARDIRQS_NO__DO_IRQ - bool - default y - config GENERIC_CALIBRATE_DELAY bool default y diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 5f5018a71a3..31680032053 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -15,6 +15,8 @@ config MICROBLAZE select TRACING_SUPPORT select OF select OF_EARLY_FLATTREE + select HAVE_GENERIC_HARDIRQS + select GENERIC_IRQ_PROBE config SWAP def_bool n @@ -37,12 +39,6 @@ config GENERIC_FIND_NEXT_BIT config GENERIC_HWEIGHT def_bool y -config GENERIC_HARDIRQS - def_bool y - -config GENERIC_IRQ_PROBE - def_bool y - config GENERIC_CALIBRATE_DELAY def_bool y @@ -52,9 +48,6 @@ config GENERIC_TIME_VSYSCALL config GENERIC_CLOCKEVENTS def_bool y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_GPIO def_bool y diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 548e6cc3bc2..f5ecc0566bc 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -793,9 +793,6 @@ config SCHED_OMIT_FRAME_POINTER bool default y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - # # Select some configuration options automatically based on user selections. # diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig index 8ed41cf2b08..243bfa23fd5 100644 --- a/arch/mn10300/Kconfig +++ b/arch/mn10300/Kconfig @@ -1,6 +1,7 @@ config MN10300 def_bool y select HAVE_OPROFILE + select GENERIC_HARDIRQS config AM33_2 def_bool n @@ -34,9 +35,6 @@ config RWSEM_GENERIC_SPINLOCK config RWSEM_XCHGADD_ALGORITHM bool -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_CALIBRATE_DELAY def_bool y @@ -79,10 +77,6 @@ config QUICKLIST config ARCH_HAS_ILOG2_U32 def_bool y -# Use the generic interrupt handling code in kernel/irq/ -config GENERIC_HARDIRQS - def_bool y - config HOTPLUG_CPU def_bool n diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 0888675c98d..fed2946f733 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -12,7 +12,10 @@ config PARISC select HAVE_IRQ_WORK select HAVE_PERF_EVENTS select GENERIC_ATOMIC64 if !64BIT - select GENERIC_HARDIRQS_NO__DO_IRQ + select HAVE_GENERIC_HARDIRQS + select GENERIC_IRQ_PROBE + select IRQ_PER_CPU + help The PA-RISC microprocessor is designed by Hewlett-Packard and used in many of their workstations & servers (HP9000 700 and 800 series, @@ -66,22 +69,9 @@ config TIME_LOW_RES depends on SMP default y -config GENERIC_HARDIRQS - def_bool y - -config GENERIC_IRQ_PROBE - def_bool y - config HAVE_LATENCYTOP_SUPPORT def_bool y -config IRQ_PER_CPU - bool - default y - -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - # unless you want to implement ACPI on PA-RISC ... ;-) config PM bool diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 959f38ccb9a..7d69e9bf5e6 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -36,24 +36,12 @@ config GENERIC_TIME_VSYSCALL config GENERIC_CLOCKEVENTS def_bool y -config GENERIC_HARDIRQS - bool - default y - -config GENERIC_HARDIRQS_NO__DO_IRQ - bool - default y - config HAVE_SETUP_PER_CPU_AREA def_bool PPC64 config NEED_PER_CPU_EMBED_FIRST_CHUNK def_bool PPC64 -config IRQ_PER_CPU - bool - default y - config NR_IRQS int "Number of virtual interrupt numbers" range 32 32768 @@ -143,6 +131,9 @@ config PPC select HAVE_PERF_EVENTS select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_HW_BREAKPOINT if PERF_EVENTS && PPC_BOOK3S_64 + select HAVE_GENERIC_HARDIRQS + select HAVE_SPARSE_IRQ + select IRQ_PER_CPU config EARLY_PRINTK bool @@ -392,19 +383,6 @@ config IRQ_ALL_CPUS CPU. Generally saying Y is safe, although some problems have been reported with SMP Power Macintoshes with this option enabled. -config SPARSE_IRQ - bool "Support sparse irq numbering" - default n - help - This enables support for sparse irqs. This is useful for distro - kernels that want to define a high CONFIG_NR_CPUS value but still - want to have low kernel memory footprint on smaller machines. - - ( Sparse IRQs can also be beneficial on NUMA boxes, as they spread - out the irq_desc[] array in a more NUMA-friendly way. ) - - If you don't know what to do here, say N. - config NUMA bool "NUMA support" depends on PPC64 diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 96deec63bcf..89178164af5 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -368,7 +368,7 @@ INSTALL := install extra-installed := $(patsubst $(obj)/%, $(DESTDIR)$(WRAPPER_OBJDIR)/%, $(extra-y)) hostprogs-installed := $(patsubst %, $(DESTDIR)$(WRAPPER_BINDIR)/%, $(hostprogs-y)) wrapper-installed := $(DESTDIR)$(WRAPPER_BINDIR)/wrapper -dts-installed := $(patsubst $(obj)/dts/%, $(DESTDIR)$(WRAPPER_DTSDIR)/%, $(wildcard $(obj)/dts/*.dts)) +dts-installed := $(patsubst $(dtstree)/%, $(DESTDIR)$(WRAPPER_DTSDIR)/%, $(wildcard $(dtstree)/*.dts)) all-installed := $(extra-installed) $(hostprogs-installed) $(wrapper-installed) $(dts-installed) diff --git a/arch/powerpc/boot/dts/mpc8308rdb.dts b/arch/powerpc/boot/dts/mpc8308rdb.dts index d3db02f98dd..a0bd1881081 100644 --- a/arch/powerpc/boot/dts/mpc8308rdb.dts +++ b/arch/powerpc/boot/dts/mpc8308rdb.dts @@ -109,7 +109,7 @@ #address-cells = <1>; #size-cells = <1>; device_type = "soc"; - compatible = "fsl,mpc8315-immr", "simple-bus"; + compatible = "fsl,mpc8308-immr", "simple-bus"; ranges = <0 0xe0000000 0x00100000>; reg = <0xe0000000 0x00000200>; bus-frequency = <0>; diff --git a/arch/powerpc/boot/dts/p1022ds.dts b/arch/powerpc/boot/dts/p1022ds.dts index 2bbecbb4cbf..69422eb24d9 100644 --- a/arch/powerpc/boot/dts/p1022ds.dts +++ b/arch/powerpc/boot/dts/p1022ds.dts @@ -291,13 +291,13 @@ ranges = <0x0 0xc100 0x200>; cell-index = <1>; dma00: dma-channel@0 { - compatible = "fsl,eloplus-dma-channel"; + compatible = "fsl,ssi-dma-channel"; reg = <0x0 0x80>; cell-index = <0>; interrupts = <76 2>; }; dma01: dma-channel@80 { - compatible = "fsl,eloplus-dma-channel"; + compatible = "fsl,ssi-dma-channel"; reg = <0x80 0x80>; cell-index = <1>; interrupts = <77 2>; diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig index f87f0e15cfa..9c3f22c6cde 100644 --- a/arch/powerpc/configs/pseries_defconfig +++ b/arch/powerpc/configs/pseries_defconfig @@ -2,7 +2,7 @@ CONFIG_PPC64=y CONFIG_ALTIVEC=y CONFIG_VSX=y CONFIG_SMP=y -CONFIG_NR_CPUS=128 +CONFIG_NR_CPUS=1024 CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -45,6 +45,8 @@ CONFIG_KEXEC=y CONFIG_IRQ_ALL_CPUS=y CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y +CONFIG_PPC_64K_PAGES=y +CONFIG_PPC_SUBPAGE_PROT=y CONFIG_SCHED_SMT=y CONFIG_HOTPLUG_PCI=m CONFIG_HOTPLUG_PCI_RPA=m @@ -184,6 +186,7 @@ CONFIG_ACENIC_OMIT_TIGON_I=y CONFIG_E1000=y CONFIG_E1000E=y CONFIG_TIGON3=y +CONFIG_BNX2=m CONFIG_CHELSIO_T1=m CONFIG_CHELSIO_T3=m CONFIG_EHEA=y @@ -311,9 +314,7 @@ CONFIG_DEBUG_KERNEL=y # CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_LATENCYTOP=y CONFIG_SYSCTL_SYSCALL_CHECK=y -CONFIG_IRQSOFF_TRACER=y CONFIG_SCHED_TRACER=y -CONFIG_STACK_TRACER=y CONFIG_BLK_DEV_IO_TRACE=y CONFIG_DEBUG_STACKOVERFLOW=y CONFIG_DEBUG_STACK_USAGE=y diff --git a/arch/powerpc/include/asm/feature-fixups.h b/arch/powerpc/include/asm/feature-fixups.h index 96a7d067fbb..921a8470e18 100644 --- a/arch/powerpc/include/asm/feature-fixups.h +++ b/arch/powerpc/include/asm/feature-fixups.h @@ -37,18 +37,21 @@ label##2: \ .align 2; \ label##3: -#define MAKE_FTR_SECTION_ENTRY(msk, val, label, sect) \ -label##4: \ - .popsection; \ - .pushsection sect,"a"; \ - .align 3; \ -label##5: \ - FTR_ENTRY_LONG msk; \ - FTR_ENTRY_LONG val; \ - FTR_ENTRY_OFFSET label##1b-label##5b; \ - FTR_ENTRY_OFFSET label##2b-label##5b; \ - FTR_ENTRY_OFFSET label##3b-label##5b; \ - FTR_ENTRY_OFFSET label##4b-label##5b; \ +#define MAKE_FTR_SECTION_ENTRY(msk, val, label, sect) \ +label##4: \ + .popsection; \ + .pushsection sect,"a"; \ + .align 3; \ +label##5: \ + FTR_ENTRY_LONG msk; \ + FTR_ENTRY_LONG val; \ + FTR_ENTRY_OFFSET label##1b-label##5b; \ + FTR_ENTRY_OFFSET label##2b-label##5b; \ + FTR_ENTRY_OFFSET label##3b-label##5b; \ + FTR_ENTRY_OFFSET label##4b-label##5b; \ + .ifgt (label##4b-label##3b)-(label##2b-label##1b); \ + .error "Feature section else case larger than body"; \ + .endif; \ .popsection; diff --git a/arch/powerpc/include/asm/immap_qe.h b/arch/powerpc/include/asm/immap_qe.h index 4e10f508570..0edb6842b13 100644 --- a/arch/powerpc/include/asm/immap_qe.h +++ b/arch/powerpc/include/asm/immap_qe.h @@ -467,13 +467,22 @@ struct qe_immap { extern struct qe_immap __iomem *qe_immr; extern phys_addr_t get_qe_base(void); -static inline unsigned long immrbar_virt_to_phys(void *address) +/* + * Returns the offset within the QE address space of the given pointer. + * + * Note that the QE does not support 36-bit physical addresses, so if + * get_qe_base() returns a number above 4GB, the caller will probably fail. + */ +static inline phys_addr_t immrbar_virt_to_phys(void *address) { - if ( ((u32)address >= (u32)qe_immr) && - ((u32)address < ((u32)qe_immr + QE_IMMAP_SIZE)) ) - return (unsigned long)(address - (u32)qe_immr + - (u32)get_qe_base()); - return (unsigned long)virt_to_phys(address); + void *q = (void *)qe_immr; + + /* Is it a MURAM address? */ + if ((address >= q) && (address < (q + QE_IMMAP_SIZE))) + return get_qe_base() + (address - q); + + /* It's an address returned by kmalloc */ + return virt_to_phys(address); } #endif /* __KERNEL__ */ diff --git a/arch/powerpc/include/asm/irqflags.h b/arch/powerpc/include/asm/irqflags.h index b85d8ddbb66..b0b06d85788 100644 --- a/arch/powerpc/include/asm/irqflags.h +++ b/arch/powerpc/include/asm/irqflags.h @@ -12,24 +12,44 @@ #else #ifdef CONFIG_TRACE_IRQFLAGS +#ifdef CONFIG_IRQSOFF_TRACER +/* + * Since the ftrace irqsoff latency trace checks CALLER_ADDR1, + * which is the stack frame here, we need to force a stack frame + * in case we came from user space. + */ +#define TRACE_WITH_FRAME_BUFFER(func) \ + mflr r0; \ + stdu r1, -32(r1); \ + std r0, 16(r1); \ + stdu r1, -32(r1); \ + bl func; \ + ld r1, 0(r1); \ + ld r1, 0(r1); +#else +#define TRACE_WITH_FRAME_BUFFER(func) \ + bl func; +#endif + /* * Most of the CPU's IRQ-state tracing is done from assembly code; we * have to call a C function so call a wrapper that saves all the * C-clobbered registers. */ -#define TRACE_ENABLE_INTS bl .trace_hardirqs_on -#define TRACE_DISABLE_INTS bl .trace_hardirqs_off -#define TRACE_AND_RESTORE_IRQ_PARTIAL(en,skip) \ - cmpdi en,0; \ - bne 95f; \ - stb en,PACASOFTIRQEN(r13); \ - bl .trace_hardirqs_off; \ - b skip; \ -95: bl .trace_hardirqs_on; \ +#define TRACE_ENABLE_INTS TRACE_WITH_FRAME_BUFFER(.trace_hardirqs_on) +#define TRACE_DISABLE_INTS TRACE_WITH_FRAME_BUFFER(.trace_hardirqs_off) + +#define TRACE_AND_RESTORE_IRQ_PARTIAL(en,skip) \ + cmpdi en,0; \ + bne 95f; \ + stb en,PACASOFTIRQEN(r13); \ + TRACE_WITH_FRAME_BUFFER(.trace_hardirqs_off) \ + b skip; \ +95: TRACE_WITH_FRAME_BUFFER(.trace_hardirqs_on) \ li en,1; #define TRACE_AND_RESTORE_IRQ(en) \ TRACE_AND_RESTORE_IRQ_PARTIAL(en,96f); \ - stb en,PACASOFTIRQEN(r13); \ + stb en,PACASOFTIRQEN(r13); \ 96: #else #define TRACE_ENABLE_INTS diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index 8433d36619a..991d5998d6b 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -116,9 +116,6 @@ struct machdep_calls { * If for some reason there is no irq, but the interrupt * shouldn't be counted as spurious, return NO_IRQ_IGNORE. */ unsigned int (*get_irq)(void); -#ifdef CONFIG_KEXEC - void (*kexec_cpu_down)(int crash_shutdown, int secondary); -#endif /* PCI stuff */ /* Called after scanning the bus, before allocating resources */ @@ -235,11 +232,7 @@ struct machdep_calls { void (*machine_shutdown)(void); #ifdef CONFIG_KEXEC - /* Called to do the minimal shutdown needed to run a kexec'd kernel - * to run successfully. - * XXX Should we move this one out of kexec scope? - */ - void (*machine_crash_shutdown)(struct pt_regs *regs); + void (*kexec_cpu_down)(int crash_shutdown, int secondary); /* Called to do what every setup is needed on image and the * reboot code buffer. Returns 0 on success. @@ -247,15 +240,6 @@ struct machdep_calls { * claims to support kexec. */ int (*machine_kexec_prepare)(struct kimage *image); - - /* Called to handle any machine specific cleanup on image */ - void (*machine_kexec_cleanup)(struct kimage *image); - - /* Called to perform the _real_ kexec. - * Do NOT allocate memory or fail here. We are past the point of - * no return. - */ - void (*machine_kexec)(struct kimage *image); #endif /* CONFIG_KEXEC */ #ifdef CONFIG_SUSPEND diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index ff0005eec7d..125fc1ad665 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -283,6 +283,7 @@ #define HID0_NOPTI (1<<0) /* No-op dcbt and dcbst instr. */ #define SPRN_HID1 0x3F1 /* Hardware Implementation Register 1 */ +#ifdef CONFIG_6xx #define HID1_EMCP (1<<31) /* 7450 Machine Check Pin Enable */ #define HID1_DFS (1<<22) /* 7447A Dynamic Frequency Scaling */ #define HID1_PC0 (1<<16) /* 7450 PLL_CFG[0] */ @@ -292,6 +293,7 @@ #define HID1_SYNCBE (1<<11) /* 7450 ABE for sync, eieio */ #define HID1_ABE (1<<10) /* 7450 Address Broadcast Enable */ #define HID1_PS (1<<16) /* 750FX PLL selection */ +#endif #define SPRN_HID2 0x3F8 /* Hardware Implementation Register 2 */ #define SPRN_HID2_GEKKO 0x398 /* Gekko HID2 Register */ #define SPRN_IABR 0x3F2 /* Instruction Address Breakpoint Register */ diff --git a/arch/powerpc/include/asm/reg_booke.h b/arch/powerpc/include/asm/reg_booke.h index 667a498eaee..e68c69bf741 100644 --- a/arch/powerpc/include/asm/reg_booke.h +++ b/arch/powerpc/include/asm/reg_booke.h @@ -246,6 +246,20 @@ store or cache line push */ #endif +/* Bit definitions for the HID1 */ +#ifdef CONFIG_E500 +/* e500v1/v2 */ +#define HID1_PLL_CFG_MASK 0xfc000000 /* PLL_CFG input pins */ +#define HID1_RFXE 0x00020000 /* Read fault exception enable */ +#define HID1_R1DPE 0x00008000 /* R1 data bus parity enable */ +#define HID1_R2DPE 0x00004000 /* R2 data bus parity enable */ +#define HID1_ASTME 0x00002000 /* Address bus streaming mode enable */ +#define HID1_ABE 0x00001000 /* Address broadcast enable */ +#define HID1_MPXTT 0x00000400 /* MPX re-map transfer type */ +#define HID1_ATS 0x00000080 /* Atomic status */ +#define HID1_MID_MASK 0x0000000f /* MID input pins */ +#endif + /* Bit definitions for the DBSR. */ /* * DBSR bits which have conflicting definitions on true Book E versus IBM 40x. diff --git a/arch/powerpc/include/asm/spu.h b/arch/powerpc/include/asm/spu.h index 0ab8d869e3d..0c8b35d7523 100644 --- a/arch/powerpc/include/asm/spu.h +++ b/arch/powerpc/include/asm/spu.h @@ -203,14 +203,6 @@ void spu_irq_setaffinity(struct spu *spu, int cpu); void spu_setup_kernel_slbs(struct spu *spu, struct spu_lscsa *lscsa, void *code, int code_size); -#ifdef CONFIG_KEXEC -void crash_register_spus(struct list_head *list); -#else -static inline void crash_register_spus(struct list_head *list) -{ -} -#endif - extern void spu_invalidate_slbs(struct spu *spu); extern void spu_associate_mm(struct spu *spu, struct mm_struct *mm); int spu_64k_pages_available(void); diff --git a/arch/powerpc/kernel/cpu_setup_fsl_booke.S b/arch/powerpc/kernel/cpu_setup_fsl_booke.S index 894e64fa481..5c518ad3445 100644 --- a/arch/powerpc/kernel/cpu_setup_fsl_booke.S +++ b/arch/powerpc/kernel/cpu_setup_fsl_booke.S @@ -64,6 +64,12 @@ _GLOBAL(__setup_cpu_e500v2) bl __e500_icache_setup bl __e500_dcache_setup bl __setup_e500_ivors +#ifdef CONFIG_RAPIDIO + /* Ensure that RFXE is set */ + mfspr r3,SPRN_HID1 + oris r3,r3,HID1_RFXE@h + mtspr SPRN_HID1,r3 +#endif mtlr r4 blr _GLOBAL(__setup_cpu_e500mc) diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index be5ab18b03b..8d74a24c550 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -116,7 +116,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power3", .oprofile_type = PPC_OPROFILE_RS64, - .machine_check = machine_check_generic, .platform = "power3", }, { /* Power3+ */ @@ -132,7 +131,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power3", .oprofile_type = PPC_OPROFILE_RS64, - .machine_check = machine_check_generic, .platform = "power3", }, { /* Northstar */ @@ -148,7 +146,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/rs64", .oprofile_type = PPC_OPROFILE_RS64, - .machine_check = machine_check_generic, .platform = "rs64", }, { /* Pulsar */ @@ -164,7 +161,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/rs64", .oprofile_type = PPC_OPROFILE_RS64, - .machine_check = machine_check_generic, .platform = "rs64", }, { /* I-star */ @@ -180,7 +176,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/rs64", .oprofile_type = PPC_OPROFILE_RS64, - .machine_check = machine_check_generic, .platform = "rs64", }, { /* S-star */ @@ -196,7 +191,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/rs64", .oprofile_type = PPC_OPROFILE_RS64, - .machine_check = machine_check_generic, .platform = "rs64", }, { /* Power4 */ @@ -212,7 +206,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power4", .oprofile_type = PPC_OPROFILE_POWER4, - .machine_check = machine_check_generic, .platform = "power4", }, { /* Power4+ */ @@ -228,7 +221,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power4", .oprofile_type = PPC_OPROFILE_POWER4, - .machine_check = machine_check_generic, .platform = "power4", }, { /* PPC970 */ @@ -247,7 +239,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970", .oprofile_type = PPC_OPROFILE_POWER4, - .machine_check = machine_check_generic, .platform = "ppc970", }, { /* PPC970FX */ @@ -266,7 +257,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970", .oprofile_type = PPC_OPROFILE_POWER4, - .machine_check = machine_check_generic, .platform = "ppc970", }, { /* PPC970MP DD1.0 - no DEEPNAP, use regular 970 init */ @@ -285,7 +275,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970MP", .oprofile_type = PPC_OPROFILE_POWER4, - .machine_check = machine_check_generic, .platform = "ppc970", }, { /* PPC970MP */ @@ -304,7 +293,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970MP", .oprofile_type = PPC_OPROFILE_POWER4, - .machine_check = machine_check_generic, .platform = "ppc970", }, { /* PPC970GX */ @@ -322,7 +310,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_setup = __setup_cpu_ppc970, .oprofile_cpu_type = "ppc64/970", .oprofile_type = PPC_OPROFILE_POWER4, - .machine_check = machine_check_generic, .platform = "ppc970", }, { /* Power5 GR */ @@ -343,7 +330,6 @@ static struct cpu_spec __initdata cpu_specs[] = { */ .oprofile_mmcra_sihv = MMCRA_SIHV, .oprofile_mmcra_sipr = MMCRA_SIPR, - .machine_check = machine_check_generic, .platform = "power5", }, { /* Power5++ */ @@ -360,7 +346,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_mmcra_sihv = MMCRA_SIHV, .oprofile_mmcra_sipr = MMCRA_SIPR, - .machine_check = machine_check_generic, .platform = "power5+", }, { /* Power5 GS */ @@ -378,7 +363,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_mmcra_sihv = MMCRA_SIHV, .oprofile_mmcra_sipr = MMCRA_SIPR, - .machine_check = machine_check_generic, .platform = "power5+", }, { /* POWER6 in P5+ mode; 2.04-compliant processor */ @@ -390,7 +374,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .mmu_features = MMU_FTR_HPTE_TABLE, .icache_bsize = 128, .dcache_bsize = 128, - .machine_check = machine_check_generic, .oprofile_cpu_type = "ppc64/ibm-compat-v1", .oprofile_type = PPC_OPROFILE_POWER4, .platform = "power5+", @@ -413,7 +396,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .oprofile_mmcra_sipr = POWER6_MMCRA_SIPR, .oprofile_mmcra_clear = POWER6_MMCRA_THRM | POWER6_MMCRA_OTHER, - .machine_check = machine_check_generic, .platform = "power6x", }, { /* 2.05-compliant processor, i.e. Power6 "architected" mode */ @@ -425,7 +407,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .mmu_features = MMU_FTR_HPTE_TABLE, .icache_bsize = 128, .dcache_bsize = 128, - .machine_check = machine_check_generic, .oprofile_cpu_type = "ppc64/ibm-compat-v1", .oprofile_type = PPC_OPROFILE_POWER4, .platform = "power6", @@ -440,7 +421,6 @@ static struct cpu_spec __initdata cpu_specs[] = { MMU_FTR_TLBIE_206, .icache_bsize = 128, .dcache_bsize = 128, - .machine_check = machine_check_generic, .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_cpu_type = "ppc64/ibm-compat-v1", .platform = "power7", @@ -492,7 +472,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/cell-be", .oprofile_type = PPC_OPROFILE_CELL, - .machine_check = machine_check_generic, .platform = "ppc-cell-be", }, { /* PA Semi PA6T */ @@ -510,7 +489,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_restore = __restore_cpu_pa6t, .oprofile_cpu_type = "ppc64/pa6t", .oprofile_type = PPC_OPROFILE_PA6T, - .machine_check = machine_check_generic, .platform = "pa6t", }, { /* default match */ @@ -524,7 +502,6 @@ static struct cpu_spec __initdata cpu_specs[] = { .dcache_bsize = 128, .num_pmcs = 6, .pmc_type = PPC_PMC_IBM, - .machine_check = machine_check_generic, .platform = "power4", } #endif /* CONFIG_PPC_BOOK3S_64 */ diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c index 832c8c4db25..3d569e2aff1 100644 --- a/arch/powerpc/kernel/crash.c +++ b/arch/powerpc/kernel/crash.c @@ -48,7 +48,7 @@ int crashing_cpu = -1; static cpumask_t cpus_in_crash = CPU_MASK_NONE; cpumask_t cpus_in_sr = CPU_MASK_NONE; -#define CRASH_HANDLER_MAX 2 +#define CRASH_HANDLER_MAX 3 /* NULL terminated list of shutdown handles */ static crash_shutdown_t crash_shutdown_handles[CRASH_HANDLER_MAX+1]; static DEFINE_SPINLOCK(crash_handlers_lock); @@ -125,7 +125,7 @@ static void crash_kexec_prepare_cpus(int cpu) smp_wmb(); /* - * FIXME: Until we will have the way to stop other CPUSs reliabally, + * FIXME: Until we will have the way to stop other CPUs reliably, * the crash CPU will send an IPI and wait for other CPUs to * respond. * Delay of at least 10 seconds. @@ -254,72 +254,6 @@ void crash_kexec_secondary(struct pt_regs *regs) cpus_in_sr = CPU_MASK_NONE; } #endif -#ifdef CONFIG_SPU_BASE - -#include <asm/spu.h> -#include <asm/spu_priv1.h> - -struct crash_spu_info { - struct spu *spu; - u32 saved_spu_runcntl_RW; - u32 saved_spu_status_R; - u32 saved_spu_npc_RW; - u64 saved_mfc_sr1_RW; - u64 saved_mfc_dar; - u64 saved_mfc_dsisr; -}; - -#define CRASH_NUM_SPUS 16 /* Enough for current hardware */ -static struct crash_spu_info crash_spu_info[CRASH_NUM_SPUS]; - -static void crash_kexec_stop_spus(void) -{ - struct spu *spu; - int i; - u64 tmp; - - for (i = 0; i < CRASH_NUM_SPUS; i++) { - if (!crash_spu_info[i].spu) - continue; - - spu = crash_spu_info[i].spu; - - crash_spu_info[i].saved_spu_runcntl_RW = - in_be32(&spu->problem->spu_runcntl_RW); - crash_spu_info[i].saved_spu_status_R = - in_be32(&spu->problem->spu_status_R); - crash_spu_info[i].saved_spu_npc_RW = - in_be32(&spu->problem->spu_npc_RW); - - crash_spu_info[i].saved_mfc_dar = spu_mfc_dar_get(spu); - crash_spu_info[i].saved_mfc_dsisr = spu_mfc_dsisr_get(spu); - tmp = spu_mfc_sr1_get(spu); - crash_spu_info[i].saved_mfc_sr1_RW = tmp; - - tmp &= ~MFC_STATE1_MASTER_RUN_CONTROL_MASK; - spu_mfc_sr1_set(spu, tmp); - - __delay(200); - } -} - -void crash_register_spus(struct list_head *list) -{ - struct spu *spu; - - list_for_each_entry(spu, list, full_list) { - if (WARN_ON(spu->number >= CRASH_NUM_SPUS)) - continue; - - crash_spu_info[spu->number].spu = spu; - } -} - -#else -static inline void crash_kexec_stop_spus(void) -{ -} -#endif /* CONFIG_SPU_BASE */ /* * Register a function to be called on shutdown. Only use this if you @@ -439,8 +373,6 @@ void default_machine_crash_shutdown(struct pt_regs *regs) crash_shutdown_cpu = -1; __debugger_fault_handler = old_handler; - crash_kexec_stop_spus(); - if (ppc_md.kexec_cpu_down) ppc_md.kexec_cpu_down(1, 0); } diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S index c22dc1ec1c9..56212bc0ab0 100644 --- a/arch/powerpc/kernel/entry_32.S +++ b/arch/powerpc/kernel/entry_32.S @@ -880,7 +880,18 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_TYPE_47x) */ andi. r10,r9,MSR_EE beq 1f + /* + * Since the ftrace irqsoff latency trace checks CALLER_ADDR1, + * which is the stack frame here, we need to force a stack frame + * in case we came from user space. + */ + stwu r1,-32(r1) + mflr r0 + stw r0,4(r1) + stwu r1,-32(r1) bl trace_hardirqs_on + lwz r1,0(r1) + lwz r1,0(r1) lwz r9,_MSR(r1) 1: #endif /* CONFIG_TRACE_IRQFLAGS */ diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c index df7e20c191c..49a170af814 100644 --- a/arch/powerpc/kernel/machine_kexec.c +++ b/arch/powerpc/kernel/machine_kexec.c @@ -15,6 +15,7 @@ #include <linux/memblock.h> #include <linux/of.h> #include <linux/irq.h> +#include <linux/ftrace.h> #include <asm/machdep.h> #include <asm/prom.h> @@ -44,10 +45,7 @@ void machine_kexec_mask_interrupts(void) { void machine_crash_shutdown(struct pt_regs *regs) { - if (ppc_md.machine_crash_shutdown) - ppc_md.machine_crash_shutdown(regs); - else - default_machine_crash_shutdown(regs); + default_machine_crash_shutdown(regs); } /* @@ -65,8 +63,6 @@ int machine_kexec_prepare(struct kimage *image) void machine_kexec_cleanup(struct kimage *image) { - if (ppc_md.machine_kexec_cleanup) - ppc_md.machine_kexec_cleanup(image); } void arch_crash_save_vmcoreinfo(void) @@ -87,10 +83,13 @@ void arch_crash_save_vmcoreinfo(void) */ void machine_kexec(struct kimage *image) { - if (ppc_md.machine_kexec) - ppc_md.machine_kexec(image); - else - default_machine_kexec(image); + int save_ftrace_enabled; + + save_ftrace_enabled = __ftrace_enabled_save(); + + default_machine_kexec(image); + + __ftrace_enabled_restore(save_ftrace_enabled); /* Fall back to normal restart if we're still alive. */ machine_restart(NULL); diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 84906d3fc86..7a1d5cb7693 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -631,7 +631,7 @@ void show_regs(struct pt_regs * regs) #ifdef CONFIG_PPC_ADV_DEBUG_REGS printk("DEAR: "REG", ESR: "REG"\n", regs->dar, regs->dsisr); #else - printk("DAR: "REG", DSISR: "REG"\n", regs->dar, regs->dsisr); + printk("DAR: "REG", DSISR: %08lx\n", regs->dar, regs->dsisr); #endif printk("TASK = %p[%d] '%s' THREAD: %p", current, task_pid_nr(current), current->comm, task_thread_info(current)); diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c index 2b442e6c21e..bf5f5ce3a7b 100644 --- a/arch/powerpc/kernel/rtas_flash.c +++ b/arch/powerpc/kernel/rtas_flash.c @@ -256,31 +256,16 @@ static ssize_t rtas_flash_read(struct file *file, char __user *buf, struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode); struct rtas_update_flash_t *uf; char msg[RTAS_MSG_MAXLEN]; - int msglen; - uf = (struct rtas_update_flash_t *) dp->data; + uf = dp->data; if (!strcmp(dp->name, FIRMWARE_FLASH_NAME)) { get_flash_status_msg(uf->status, msg); } else { /* FIRMWARE_UPDATE_NAME */ sprintf(msg, "%d\n", uf->status); } - msglen = strlen(msg); - if (msglen > count) - msglen = count; - - if (ppos && *ppos != 0) - return 0; /* be cheap */ - - if (!access_ok(VERIFY_WRITE, buf, msglen)) - return -EINVAL; - if (copy_to_user(buf, msg, msglen)) - return -EFAULT; - - if (ppos) - *ppos = msglen; - return msglen; + return simple_read_from_buffer(buf, count, ppos, msg, strlen(msg)); } /* constructor for flash_block_cache */ @@ -394,26 +379,13 @@ static ssize_t manage_flash_read(struct file *file, char __user *buf, char msg[RTAS_MSG_MAXLEN]; int msglen; - args_buf = (struct rtas_manage_flash_t *) dp->data; + args_buf = dp->data; if (args_buf == NULL) return 0; msglen = sprintf(msg, "%d\n", args_buf->status); - if (msglen > count) - msglen = count; - if (ppos && *ppos != 0) - return 0; /* be cheap */ - - if (!access_ok(VERIFY_WRITE, buf, msglen)) - return -EINVAL; - - if (copy_to_user(buf, msg, msglen)) - return -EFAULT; - - if (ppos) - *ppos = msglen; - return msglen; + return simple_read_from_buffer(buf, count, ppos, msg, msglen); } static ssize_t manage_flash_write(struct file *file, const char __user *buf, @@ -495,24 +467,11 @@ static ssize_t validate_flash_read(struct file *file, char __user *buf, char msg[RTAS_MSG_MAXLEN]; int msglen; - args_buf = (struct rtas_validate_flash_t *) dp->data; + args_buf = dp->data; - if (ppos && *ppos != 0) - return 0; /* be cheap */ - msglen = get_validate_flash_msg(args_buf, msg); - if (msglen > count) - msglen = count; - - if (!access_ok(VERIFY_WRITE, buf, msglen)) - return -EINVAL; - - if (copy_to_user(buf, msg, msglen)) - return -EFAULT; - if (ppos) - *ppos = msglen; - return msglen; + return simple_read_from_buffer(buf, count, ppos, msg, msglen); } static ssize_t validate_flash_write(struct file *file, const char __user *buf, diff --git a/arch/powerpc/kernel/rtasd.c b/arch/powerpc/kernel/rtasd.c index 0438f819fe6..049dbecb5db 100644 --- a/arch/powerpc/kernel/rtasd.c +++ b/arch/powerpc/kernel/rtasd.c @@ -160,7 +160,7 @@ static int log_rtas_len(char * buf) /* rtas fixed header */ len = 8; err = (struct rtas_error_log *)buf; - if (err->extended_log_length) { + if (err->extended && err->extended_log_length) { /* extended header */ len += err->extended_log_length; diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index 09e4dea4a85..09d31dbf43f 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -265,11 +265,26 @@ void accumulate_stolen_time(void) { u64 sst, ust; - sst = scan_dispatch_log(get_paca()->starttime_user); - ust = scan_dispatch_log(get_paca()->starttime); - get_paca()->system_time -= sst; - get_paca()->user_time -= ust; - get_paca()->stolen_time += ust + sst; + u8 save_soft_enabled = local_paca->soft_enabled; + u8 save_hard_enabled = local_paca->hard_enabled; + + /* We are called early in the exception entry, before + * soft/hard_enabled are sync'ed to the expected state + * for the exception. We are hard disabled but the PACA + * needs to reflect that so various debug stuff doesn't + * complain + */ + local_paca->soft_enabled = 0; + local_paca->hard_enabled = 0; + + sst = scan_dispatch_log(local_paca->starttime_user); + ust = scan_dispatch_log(local_paca->starttime); + local_paca->system_time -= sst; + local_paca->user_time -= ust; + local_paca->stolen_time += ust + sst; + + local_paca->soft_enabled = save_soft_enabled; + local_paca->hard_enabled = save_hard_enabled; } static inline u64 calculate_stolen_time(u64 stop_tb) diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 1b2cdc8eec9..bd74fac169b 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -626,12 +626,6 @@ void machine_check_exception(struct pt_regs *regs) if (recover > 0) return; - if (user_mode(regs)) { - regs->msr |= MSR_RI; - _exception(SIGBUS, regs, BUS_ADRERR, regs->nip); - return; - } - #if defined(CONFIG_8xx) && defined(CONFIG_PCI) /* the qspan pci read routines can cause machine checks -- Cort * @@ -643,16 +637,12 @@ void machine_check_exception(struct pt_regs *regs) return; #endif - if (debugger_fault_handler(regs)) { - regs->msr |= MSR_RI; + if (debugger_fault_handler(regs)) return; - } if (check_io_access(regs)) return; - if (debugger_fault_handler(regs)) - return; die("Machine check", regs, SIGBUS); /* Must die if the interrupt is not recoverable */ diff --git a/arch/powerpc/lib/feature-fixups-test.S b/arch/powerpc/lib/feature-fixups-test.S index cb737484c5a..f4613118132 100644 --- a/arch/powerpc/lib/feature-fixups-test.S +++ b/arch/powerpc/lib/feature-fixups-test.S @@ -172,6 +172,25 @@ globl(ftr_fixup_test6_expected) 3: or 3,3,3 +#if 0 +/* Test that if we have a larger else case the assembler spots it and + * reports an error. #if 0'ed so as not to break the build normally. + */ +ftr_fixup_test7: + or 1,1,1 +BEGIN_FTR_SECTION + or 2,2,2 + or 2,2,2 + or 2,2,2 +FTR_SECTION_ELSE + or 3,3,3 + or 3,3,3 + or 3,3,3 + or 3,3,3 +ALT_FTR_SECTION_END(0, 1) + or 1,1,1 +#endif + #define MAKE_MACRO_TEST(TYPE) \ globl(ftr_fixup_test_ ##TYPE##_macros) \ or 1,1,1; \ diff --git a/arch/powerpc/platforms/83xx/mpc830x_rdb.c b/arch/powerpc/platforms/83xx/mpc830x_rdb.c index 661d354e4ff..d0c4e15b779 100644 --- a/arch/powerpc/platforms/83xx/mpc830x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc830x_rdb.c @@ -57,12 +57,12 @@ static void __init mpc830x_rdb_init_IRQ(void) ipic_set_default_priority(); } -struct const char *board[] __initdata = { +static const char *board[] __initdata = { "MPC8308RDB", "fsl,mpc8308rdb", "denx,mpc8308_p1m", NULL -} +}; /* * Called very early, MMU is off, device-tree isn't unflattened diff --git a/arch/powerpc/platforms/83xx/mpc831x_rdb.c b/arch/powerpc/platforms/83xx/mpc831x_rdb.c index b54cd736a89..f859ead49a8 100644 --- a/arch/powerpc/platforms/83xx/mpc831x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc831x_rdb.c @@ -60,11 +60,11 @@ static void __init mpc831x_rdb_init_IRQ(void) ipic_set_default_priority(); } -struct const char *board[] __initdata = { +static const char *board[] __initdata = { "MPC8313ERDB", "fsl,mpc8315erdb", NULL -} +}; /* * Called very early, MMU is off, device-tree isn't unflattened diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h index 0fea8811d45..82a434510d8 100644 --- a/arch/powerpc/platforms/83xx/mpc83xx.h +++ b/arch/powerpc/platforms/83xx/mpc83xx.h @@ -35,6 +35,8 @@ /* system i/o configuration register high */ #define MPC83XX_SICRH_OFFS 0x118 +#define MPC8308_SICRH_USB_MASK 0x000c0000 +#define MPC8308_SICRH_USB_ULPI 0x00040000 #define MPC834X_SICRH_USB_UTMI 0x00020000 #define MPC831X_SICRH_USB_MASK 0x000000e0 #define MPC831X_SICRH_USB_ULPI 0x000000a0 diff --git a/arch/powerpc/platforms/83xx/usb.c b/arch/powerpc/platforms/83xx/usb.c index 3ba4bb7d41b..2c64164722d 100644 --- a/arch/powerpc/platforms/83xx/usb.c +++ b/arch/powerpc/platforms/83xx/usb.c @@ -127,7 +127,8 @@ int mpc831x_usb_cfg(void) /* Configure clock */ immr_node = of_get_parent(np); - if (immr_node && of_device_is_compatible(immr_node, "fsl,mpc8315-immr")) + if (immr_node && (of_device_is_compatible(immr_node, "fsl,mpc8315-immr") || + of_device_is_compatible(immr_node, "fsl,mpc8308-immr"))) clrsetbits_be32(immap + MPC83XX_SCCR_OFFS, MPC8315_SCCR_USB_MASK, MPC8315_SCCR_USB_DRCM_01); @@ -138,7 +139,11 @@ int mpc831x_usb_cfg(void) /* Configure pin mux for ULPI. There is no pin mux for UTMI */ if (prop && !strcmp(prop, "ulpi")) { - if (of_device_is_compatible(immr_node, "fsl,mpc8315-immr")) { + if (of_device_is_compatible(immr_node, "fsl,mpc8308-immr")) { + clrsetbits_be32(immap + MPC83XX_SICRH_OFFS, + MPC8308_SICRH_USB_MASK, + MPC8308_SICRH_USB_ULPI); + } else if (of_device_is_compatible(immr_node, "fsl,mpc8315-immr")) { clrsetbits_be32(immap + MPC83XX_SICRL_OFFS, MPC8315_SICRL_USB_MASK, MPC8315_SICRL_USB_ULPI); @@ -173,6 +178,9 @@ int mpc831x_usb_cfg(void) !strcmp(prop, "utmi"))) { u32 refsel; + if (of_device_is_compatible(immr_node, "fsl,mpc8308-immr")) + goto out; + if (of_device_is_compatible(immr_node, "fsl,mpc8315-immr")) refsel = CONTROL_REFSEL_24MHZ; else @@ -186,9 +194,11 @@ int mpc831x_usb_cfg(void) temp = CONTROL_PHY_CLK_SEL_ULPI; #ifdef CONFIG_USB_OTG /* Set OTG_PORT */ - dr_mode = of_get_property(np, "dr_mode", NULL); - if (dr_mode && !strcmp(dr_mode, "otg")) - temp |= CONTROL_OTG_PORT; + if (!of_device_is_compatible(immr_node, "fsl,mpc8308-immr")) { + dr_mode = of_get_property(np, "dr_mode", NULL); + if (dr_mode && !strcmp(dr_mode, "otg")) + temp |= CONTROL_OTG_PORT; + } #endif /* CONFIG_USB_OTG */ out_be32(usb_regs + FSL_USB2_CONTROL_OFFS, temp); } else { @@ -196,6 +206,7 @@ int mpc831x_usb_cfg(void) ret = -EINVAL; } +out: iounmap(usb_regs); of_node_put(np); return ret; diff --git a/arch/powerpc/platforms/cell/cpufreq_spudemand.c b/arch/powerpc/platforms/cell/cpufreq_spudemand.c index 968c1c0b4d5..d809836bcf5 100644 --- a/arch/powerpc/platforms/cell/cpufreq_spudemand.c +++ b/arch/powerpc/platforms/cell/cpufreq_spudemand.c @@ -39,8 +39,6 @@ struct spu_gov_info_struct { }; static DEFINE_PER_CPU(struct spu_gov_info_struct, spu_gov_info); -static struct workqueue_struct *kspugov_wq; - static int calc_freq(struct spu_gov_info_struct *info) { int cpu; @@ -71,14 +69,14 @@ static void spu_gov_work(struct work_struct *work) __cpufreq_driver_target(info->policy, target_freq, CPUFREQ_RELATION_H); delay = usecs_to_jiffies(info->poll_int); - queue_delayed_work_on(info->policy->cpu, kspugov_wq, &info->work, delay); + schedule_delayed_work_on(info->policy->cpu, &info->work, delay); } static void spu_gov_init_work(struct spu_gov_info_struct *info) { int delay = usecs_to_jiffies(info->poll_int); INIT_DELAYED_WORK_DEFERRABLE(&info->work, spu_gov_work); - queue_delayed_work_on(info->policy->cpu, kspugov_wq, &info->work, delay); + schedule_delayed_work_on(info->policy->cpu, &info->work, delay); } static void spu_gov_cancel_work(struct spu_gov_info_struct *info) @@ -152,27 +150,15 @@ static int __init spu_gov_init(void) { int ret; - kspugov_wq = create_workqueue("kspugov"); - if (!kspugov_wq) { - printk(KERN_ERR "creation of kspugov failed\n"); - ret = -EFAULT; - goto out; - } - ret = cpufreq_register_governor(&spu_governor); - if (ret) { + if (ret) printk(KERN_ERR "registration of governor failed\n"); - destroy_workqueue(kspugov_wq); - goto out; - } -out: return ret; } static void __exit spu_gov_exit(void) { cpufreq_unregister_governor(&spu_governor); - destroy_workqueue(kspugov_wq); } diff --git a/arch/powerpc/platforms/cell/qpace_setup.c b/arch/powerpc/platforms/cell/qpace_setup.c index 1b574904275..d31c594cfdf 100644 --- a/arch/powerpc/platforms/cell/qpace_setup.c +++ b/arch/powerpc/platforms/cell/qpace_setup.c @@ -145,9 +145,4 @@ define_machine(qpace) { .calibrate_decr = generic_calibrate_decr, .progress = qpace_progress, .init_IRQ = iic_init_IRQ, -#ifdef CONFIG_KEXEC - .machine_kexec = default_machine_kexec, - .machine_kexec_prepare = default_machine_kexec_prepare, - .machine_crash_shutdown = default_machine_crash_shutdown, -#endif }; diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c index 8547e86bfb4..acfaccea5f4 100644 --- a/arch/powerpc/platforms/cell/spu_base.c +++ b/arch/powerpc/platforms/cell/spu_base.c @@ -37,6 +37,7 @@ #include <asm/spu_csa.h> #include <asm/xmon.h> #include <asm/prom.h> +#include <asm/kexec.h> const struct spu_management_ops *spu_management_ops; EXPORT_SYMBOL_GPL(spu_management_ops); @@ -727,6 +728,75 @@ static ssize_t spu_stat_show(struct sys_device *sysdev, static SYSDEV_ATTR(stat, 0644, spu_stat_show, NULL); +#ifdef CONFIG_KEXEC + +struct crash_spu_info { + struct spu *spu; + u32 saved_spu_runcntl_RW; + u32 saved_spu_status_R; + u32 saved_spu_npc_RW; + u64 saved_mfc_sr1_RW; + u64 saved_mfc_dar; + u64 saved_mfc_dsisr; +}; + +#define CRASH_NUM_SPUS 16 /* Enough for current hardware */ +static struct crash_spu_info crash_spu_info[CRASH_NUM_SPUS]; + +static void crash_kexec_stop_spus(void) +{ + struct spu *spu; + int i; + u64 tmp; + + for (i = 0; i < CRASH_NUM_SPUS; i++) { + if (!crash_spu_info[i].spu) + continue; + + spu = crash_spu_info[i].spu; + + crash_spu_info[i].saved_spu_runcntl_RW = + in_be32(&spu->problem->spu_runcntl_RW); + crash_spu_info[i].saved_spu_status_R = + in_be32(&spu->problem->spu_status_R); + crash_spu_info[i].saved_spu_npc_RW = + in_be32(&spu->problem->spu_npc_RW); + + crash_spu_info[i].saved_mfc_dar = spu_mfc_dar_get(spu); + crash_spu_info[i].saved_mfc_dsisr = spu_mfc_dsisr_get(spu); + tmp = spu_mfc_sr1_get(spu); + crash_spu_info[i].saved_mfc_sr1_RW = tmp; + + tmp &= ~MFC_STATE1_MASTER_RUN_CONTROL_MASK; + spu_mfc_sr1_set(spu, tmp); + + __delay(200); + } +} + +static void crash_register_spus(struct list_head *list) +{ + struct spu *spu; + int ret; + + list_for_each_entry(spu, list, full_list) { + if (WARN_ON(spu->number >= CRASH_NUM_SPUS)) + continue; + + crash_spu_info[spu->number].spu = spu; + } + + ret = crash_shutdown_register(&crash_kexec_stop_spus); + if (ret) + printk(KERN_ERR "Could not register SPU crash handler"); +} + +#else +static inline void crash_register_spus(struct list_head *list) +{ +} +#endif + static int __init init_spu_base(void) { int i, ret = 0; diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 02f7b113a31..3c7c3f82d84 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -219,24 +219,17 @@ spufs_mem_write(struct file *file, const char __user *buffer, loff_t pos = *ppos; int ret; - if (pos < 0) - return -EINVAL; if (pos > LS_SIZE) return -EFBIG; - if (size > LS_SIZE - pos) - size = LS_SIZE - pos; ret = spu_acquire(ctx); if (ret) return ret; local_store = ctx->ops->get_ls(ctx); - ret = copy_from_user(local_store + pos, buffer, size); + size = simple_write_to_buffer(local_store, LS_SIZE, ppos, buffer, size); spu_release(ctx); - if (ret) - return -EFAULT; - *ppos = pos + size; return size; } @@ -574,18 +567,15 @@ spufs_regs_write(struct file *file, const char __user *buffer, if (*pos >= sizeof(lscsa->gprs)) return -EFBIG; - size = min_t(ssize_t, sizeof(lscsa->gprs) - *pos, size); - *pos += size; - ret = spu_acquire_saved(ctx); if (ret) return ret; - ret = copy_from_user((char *)lscsa->gprs + *pos - size, - buffer, size) ? -EFAULT : size; + size = simple_write_to_buffer(lscsa->gprs, sizeof(lscsa->gprs), pos, + buffer, size); spu_release_saved(ctx); - return ret; + return size; } static const struct file_operations spufs_regs_fops = { @@ -630,18 +620,15 @@ spufs_fpcr_write(struct file *file, const char __user * buffer, if (*pos >= sizeof(lscsa->fpcr)) return -EFBIG; - size = min_t(ssize_t, sizeof(lscsa->fpcr) - *pos, size); - ret = spu_acquire_saved(ctx); if (ret) return ret; - *pos += size; - ret = copy_from_user((char *)&lscsa->fpcr + *pos - size, - buffer, size) ? -EFAULT : size; + size = simple_write_to_buffer(&lscsa->fpcr, sizeof(lscsa->fpcr), pos, + buffer, size); spu_release_saved(ctx); - return ret; + return size; } static const struct file_operations spufs_fpcr_fops = { diff --git a/arch/powerpc/platforms/embedded6xx/gamecube.c b/arch/powerpc/platforms/embedded6xx/gamecube.c index 1106fd99627..a138e14bad2 100644 --- a/arch/powerpc/platforms/embedded6xx/gamecube.c +++ b/arch/powerpc/platforms/embedded6xx/gamecube.c @@ -75,14 +75,6 @@ static void gamecube_shutdown(void) flipper_quiesce(); } -#ifdef CONFIG_KEXEC -static int gamecube_kexec_prepare(struct kimage *image) -{ - return 0; -} -#endif /* CONFIG_KEXEC */ - - define_machine(gamecube) { .name = "gamecube", .probe = gamecube_probe, @@ -95,9 +87,6 @@ define_machine(gamecube) { .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, .machine_shutdown = gamecube_shutdown, -#ifdef CONFIG_KEXEC - .machine_kexec_prepare = gamecube_kexec_prepare, -#endif }; diff --git a/arch/powerpc/platforms/embedded6xx/wii.c b/arch/powerpc/platforms/embedded6xx/wii.c index 649473a729b..1b5dc1a2e14 100644 --- a/arch/powerpc/platforms/embedded6xx/wii.c +++ b/arch/powerpc/platforms/embedded6xx/wii.c @@ -18,7 +18,6 @@ #include <linux/init.h> #include <linux/irq.h> #include <linux/seq_file.h> -#include <linux/kexec.h> #include <linux/of_platform.h> #include <linux/memblock.h> #include <mm/mmu_decl.h> @@ -226,13 +225,6 @@ static void wii_shutdown(void) flipper_quiesce(); } -#ifdef CONFIG_KEXEC -static int wii_machine_kexec_prepare(struct kimage *image) -{ - return 0; -} -#endif /* CONFIG_KEXEC */ - define_machine(wii) { .name = "wii", .probe = wii_probe, @@ -246,9 +238,6 @@ define_machine(wii) { .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, .machine_shutdown = wii_shutdown, -#ifdef CONFIG_KEXEC - .machine_kexec_prepare = wii_machine_kexec_prepare, -#endif }; static struct of_device_id wii_of_bus[] = { diff --git a/arch/powerpc/platforms/pseries/kexec.c b/arch/powerpc/platforms/pseries/kexec.c index 53cbd53d874..77d38a5e2ff 100644 --- a/arch/powerpc/platforms/pseries/kexec.c +++ b/arch/powerpc/platforms/pseries/kexec.c @@ -61,13 +61,3 @@ void __init setup_kexec_cpu_down_xics(void) { ppc_md.kexec_cpu_down = pseries_kexec_cpu_down_xics; } - -static int __init pseries_kexec_setup(void) -{ - ppc_md.machine_kexec = default_machine_kexec; - ppc_md.machine_kexec_prepare = default_machine_kexec_prepare; - ppc_md.machine_crash_shutdown = default_machine_crash_shutdown; - - return 0; -} -machine_device_initcall(pseries, pseries_kexec_setup); diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c index a4fc6da87c2..c55d7ad9c64 100644 --- a/arch/powerpc/platforms/pseries/ras.c +++ b/arch/powerpc/platforms/pseries/ras.c @@ -54,7 +54,8 @@ static unsigned char ras_log_buf[RTAS_ERROR_LOG_MAX]; static DEFINE_SPINLOCK(ras_log_buf_lock); -static char mce_data_buf[RTAS_ERROR_LOG_MAX]; +static char global_mce_data_buf[RTAS_ERROR_LOG_MAX]; +static DEFINE_PER_CPU(__u64, mce_data_buf); static int ras_get_sensor_state_token; static int ras_check_exception_token; @@ -196,12 +197,24 @@ static irqreturn_t ras_error_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -/* Get the error information for errors coming through the +/* + * Some versions of FWNMI place the buffer inside the 4kB page starting at + * 0x7000. Other versions place it inside the rtas buffer. We check both. + */ +#define VALID_FWNMI_BUFFER(A) \ + ((((A) >= 0x7000) && ((A) < 0x7ff0)) || \ + (((A) >= rtas.base) && ((A) < (rtas.base + rtas.size - 16)))) + +/* + * Get the error information for errors coming through the * FWNMI vectors. The pt_regs' r3 will be updated to reflect * the actual r3 if possible, and a ptr to the error log entry * will be returned if found. * - * The mce_data_buf does not have any locks or protection around it, + * If the RTAS error is not of the extended type, then we put it in a per + * cpu 64bit buffer. If it is the extended type we use global_mce_data_buf. + * + * The global_mce_data_buf does not have any locks or protection around it, * if a second machine check comes in, or a system reset is done * before we have logged the error, then we will get corruption in the * error log. This is preferable over holding off on calling @@ -210,20 +223,31 @@ static irqreturn_t ras_error_interrupt(int irq, void *dev_id) */ static struct rtas_error_log *fwnmi_get_errinfo(struct pt_regs *regs) { - unsigned long errdata = regs->gpr[3]; - struct rtas_error_log *errhdr = NULL; unsigned long *savep; + struct rtas_error_log *h, *errhdr = NULL; + + if (!VALID_FWNMI_BUFFER(regs->gpr[3])) { + printk(KERN_ERR "FWNMI: corrupt r3\n"); + return NULL; + } - if ((errdata >= 0x7000 && errdata < 0x7fff0) || - (errdata >= rtas.base && errdata < rtas.base + rtas.size - 16)) { - savep = __va(errdata); - regs->gpr[3] = savep[0]; /* restore original r3 */ - memset(mce_data_buf, 0, RTAS_ERROR_LOG_MAX); - memcpy(mce_data_buf, (char *)(savep + 1), RTAS_ERROR_LOG_MAX); - errhdr = (struct rtas_error_log *)mce_data_buf; + savep = __va(regs->gpr[3]); + regs->gpr[3] = savep[0]; /* restore original r3 */ + + /* If it isn't an extended log we can use the per cpu 64bit buffer */ + h = (struct rtas_error_log *)&savep[1]; + if (!h->extended) { + memcpy(&__get_cpu_var(mce_data_buf), h, sizeof(__u64)); + errhdr = (struct rtas_error_log *)&__get_cpu_var(mce_data_buf); } else { - printk("FWNMI: corrupt r3\n"); + int len; + + len = max_t(int, 8+h->extended_log_length, RTAS_ERROR_LOG_MAX); + memset(global_mce_data_buf, 0, RTAS_ERROR_LOG_MAX); + memcpy(global_mce_data_buf, h, len); + errhdr = (struct rtas_error_log *)global_mce_data_buf; } + return errhdr; } @@ -235,7 +259,7 @@ static void fwnmi_release_errinfo(void) { int ret = rtas_call(rtas_token("ibm,nmi-interlock"), 0, 1, NULL); if (ret != 0) - printk("FWNMI: nmi-interlock failed: %d\n", ret); + printk(KERN_ERR "FWNMI: nmi-interlock failed: %d\n", ret); } int pSeries_system_reset_exception(struct pt_regs *regs) @@ -259,31 +283,43 @@ int pSeries_system_reset_exception(struct pt_regs *regs) * Return 1 if corrected (or delivered a signal). * Return 0 if there is nothing we can do. */ -static int recover_mce(struct pt_regs *regs, struct rtas_error_log * err) +static int recover_mce(struct pt_regs *regs, struct rtas_error_log *err) { - int nonfatal = 0; + int recovered = 0; - if (err->disposition == RTAS_DISP_FULLY_RECOVERED) { + if (!(regs->msr & MSR_RI)) { + /* If MSR_RI isn't set, we cannot recover */ + recovered = 0; + + } else if (err->disposition == RTAS_DISP_FULLY_RECOVERED) { /* Platform corrected itself */ - nonfatal = 1; - } else if ((regs->msr & MSR_RI) && - user_mode(regs) && - err->severity == RTAS_SEVERITY_ERROR_SYNC && - err->disposition == RTAS_DISP_NOT_RECOVERED && - err->target == RTAS_TARGET_MEMORY && - err->type == RTAS_TYPE_ECC_UNCORR && - !(current->pid == 0 || is_global_init(current))) { - /* Kill off a user process with an ECC error */ - printk(KERN_ERR "MCE: uncorrectable ecc error for pid %d\n", - current->pid); - /* XXX something better for ECC error? */ - _exception(SIGBUS, regs, BUS_ADRERR, regs->nip); - nonfatal = 1; + recovered = 1; + + } else if (err->disposition == RTAS_DISP_LIMITED_RECOVERY) { + /* Platform corrected itself but could be degraded */ + printk(KERN_ERR "MCE: limited recovery, system may " + "be degraded\n"); + recovered = 1; + + } else if (user_mode(regs) && !is_global_init(current) && + err->severity == RTAS_SEVERITY_ERROR_SYNC) { + + /* + * If we received a synchronous error when in userspace + * kill the task. Firmware may report details of the fail + * asynchronously, so we can't rely on the target and type + * fields being valid here. + */ + printk(KERN_ERR "MCE: uncorrectable error, killing task " + "%s:%d\n", current->comm, current->pid); + + _exception(SIGBUS, regs, BUS_MCEERR_AR, regs->nip); + recovered = 1; } - log_error((char *)err, ERR_TYPE_RTAS_LOG, !nonfatal); + log_error((char *)err, ERR_TYPE_RTAS_LOG, 0); - return nonfatal; + return recovered; } /* diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c index 9f99bef2ade..8c6cab01327 100644 --- a/arch/powerpc/sysdev/fsl_rio.c +++ b/arch/powerpc/sysdev/fsl_rio.c @@ -1555,8 +1555,6 @@ int fsl_rio_setup(struct platform_device *dev) saved_mcheck_exception = ppc_md.machine_check_exception; ppc_md.machine_check_exception = fsl_rio_mcheck_exception; #endif - /* Ensure that RFXE is set */ - mtspr(SPRN_HID1, (mfspr(SPRN_HID1) | 0x20000)); return 0; err: diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c index 7c1342618a3..b0c8469e5dd 100644 --- a/arch/powerpc/sysdev/mpic.c +++ b/arch/powerpc/sysdev/mpic.c @@ -674,7 +674,8 @@ void mpic_unmask_irq(unsigned int irq) /* make sure mask gets to controller before we return to user */ do { if (!loops--) { - printk(KERN_ERR "mpic_enable_irq timeout\n"); + printk(KERN_ERR "%s: timeout on hwirq %u\n", + __func__, src); break; } } while(mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) & MPIC_VECPRI_MASK); @@ -695,7 +696,8 @@ void mpic_mask_irq(unsigned int irq) /* make sure mask gets to controller before we return to user */ do { if (!loops--) { - printk(KERN_ERR "mpic_enable_irq timeout\n"); + printk(KERN_ERR "%s: timeout on hwirq %u\n", + __func__, src); break; } } while(!(mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) & MPIC_VECPRI_MASK)); diff --git a/arch/score/Kconfig b/arch/score/Kconfig index 4293fdcb539..27b2295f41f 100644 --- a/arch/score/Kconfig +++ b/arch/score/Kconfig @@ -1,5 +1,9 @@ menu "Machine selection" +config SCORE + def_bool y + select HAVE_GENERIC_HARDIRQS + choice prompt "System type" default MACH_SPCT6600 @@ -53,9 +57,6 @@ config GENERIC_CLOCKEVENTS config SCHED_NO_NO_OMIT_FRAME_POINTER def_bool y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config GENERIC_SYSCALL_TABLE def_bool y @@ -68,9 +69,6 @@ menu "Kernel type" config 32BIT def_bool y -config GENERIC_HARDIRQS - def_bool y - config ARCH_FLATMEM_ENABLE def_bool y diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 45d9c87d083..95695e97703 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -50,6 +50,7 @@ config SPARC64 select RTC_DRV_STARFIRE select HAVE_PERF_EVENTS select PERF_USE_VMALLOC + select HAVE_GENERIC_HARDIRQS config ARCH_DEFCONFIG string @@ -107,10 +108,6 @@ config NEED_PER_CPU_EMBED_FIRST_CHUNK config NEED_PER_CPU_PAGE_FIRST_CHUNK def_bool y if SPARC64 -config GENERIC_HARDIRQS_NO__DO_IRQ - bool - def_bool y if SPARC64 - config MMU bool default y @@ -276,10 +273,6 @@ config HOTPLUG_CPU can be controlled through /sys/devices/system/cpu/cpu#. Say N if you want to disable CPU hotplug. -config GENERIC_HARDIRQS - bool - default y if SPARC64 - source "kernel/time/Kconfig" if SPARC64 diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig index 4e8b82bca9e..08948e4e150 100644 --- a/arch/tile/Kconfig +++ b/arch/tile/Kconfig @@ -1,24 +1,33 @@ # For a description of the syntax of this configuration file, # see Documentation/kbuild/config-language.txt. -config MMU - def_bool y - -config GENERIC_CSUM - def_bool y - -config GENERIC_HARDIRQS +config TILE def_bool y + select HAVE_KVM if !TILEGX + select GENERIC_FIND_FIRST_BIT + select GENERIC_FIND_NEXT_BIT + select USE_GENERIC_SMP_HELPERS + select CC_OPTIMIZE_FOR_SIZE + select HAVE_GENERIC_HARDIRQS + select GENERIC_IRQ_PROBE + select GENERIC_PENDING_IRQ if SMP -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y +# FIXME: investigate whether we need/want these options. +# select HAVE_IOREMAP_PROT +# select HAVE_OPTPROBES +# select HAVE_REGS_AND_STACK_ACCESS_API +# select HAVE_HW_BREAKPOINT +# select PERF_EVENTS +# select HAVE_USER_RETURN_NOTIFIER +# config NO_BOOTMEM +# config ARCH_SUPPORTS_DEBUG_PAGEALLOC +# config HUGETLB_PAGE_SIZE_VARIABLE -config GENERIC_IRQ_PROBE +config MMU def_bool y -config GENERIC_PENDING_IRQ +config GENERIC_CSUM def_bool y - depends on GENERIC_HARDIRQS && SMP config SEMAPHORE_SLEEPERS def_bool y @@ -97,26 +106,6 @@ config HVC_TILE select HVC_DRIVER def_bool y -config TILE - def_bool y - select HAVE_KVM if !TILEGX - select GENERIC_FIND_FIRST_BIT - select GENERIC_FIND_NEXT_BIT - select USE_GENERIC_SMP_HELPERS - select CC_OPTIMIZE_FOR_SIZE - -# FIXME: investigate whether we need/want these options. -# select HAVE_IOREMAP_PROT -# select HAVE_OPTPROBES -# select HAVE_REGS_AND_STACK_ACCESS_API -# select HAVE_HW_BREAKPOINT -# select PERF_EVENTS -# select HAVE_USER_RETURN_NOTIFIER -# config NO_BOOTMEM -# config ARCH_SUPPORTS_DEBUG_PAGEALLOC -# config HUGETLB_PAGE_SIZE_VARIABLE - - # Please note: TILE-Gx support is not yet finalized; this is # the preliminary support. TILE-Gx drivers are only provided # with the alpha or beta test versions for Tilera customers. diff --git a/arch/um/Kconfig.common b/arch/um/Kconfig.common index 049d048b070..e351e14b433 100644 --- a/arch/um/Kconfig.common +++ b/arch/um/Kconfig.common @@ -3,14 +3,10 @@ config DEFCONFIG_LIST option defconfig_list default "arch/$ARCH/defconfig" -# UML uses the generic IRQ subsystem -config GENERIC_HARDIRQS - bool - default y - config UML bool default y + select HAVE_GENERIC_HARDIRQS config MMU bool diff --git a/arch/um/Kconfig.um b/arch/um/Kconfig.um index f8d1d0d47fe..90a438acbfa 100644 --- a/arch/um/Kconfig.um +++ b/arch/um/Kconfig.um @@ -120,9 +120,6 @@ config SMP If you don't know what to do, say N. -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config NR_CPUS int "Maximum number of CPUs (2-32)" range 2 32 diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h index 8ee45167e81..3788f4649db 100644 --- a/arch/x86/include/asm/percpu.h +++ b/arch/x86/include/asm/percpu.h @@ -414,8 +414,6 @@ do { \ #define this_cpu_xchg_1(pcp, nval) percpu_xchg_op(pcp, nval) #define this_cpu_xchg_2(pcp, nval) percpu_xchg_op(pcp, nval) #define this_cpu_xchg_4(pcp, nval) percpu_xchg_op(pcp, nval) -#define this_cpu_xchg_8(pcp, nval) percpu_xchg_op(pcp, nval) -#define this_cpu_cmpxchg_8(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) #define irqsafe_cpu_add_1(pcp, val) percpu_add_op((pcp), val) #define irqsafe_cpu_add_2(pcp, val) percpu_add_op((pcp), val) @@ -432,8 +430,6 @@ do { \ #define irqsafe_cpu_xchg_1(pcp, nval) percpu_xchg_op(pcp, nval) #define irqsafe_cpu_xchg_2(pcp, nval) percpu_xchg_op(pcp, nval) #define irqsafe_cpu_xchg_4(pcp, nval) percpu_xchg_op(pcp, nval) -#define irqsafe_cpu_xchg_8(pcp, nval) percpu_xchg_op(pcp, nval) -#define irqsafe_cpu_cmpxchg_8(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) #ifndef CONFIG_M386 #define __this_cpu_add_return_1(pcp, val) percpu_add_return_op(pcp, val) @@ -475,11 +471,15 @@ do { \ #define this_cpu_or_8(pcp, val) percpu_to_op("or", (pcp), val) #define this_cpu_xor_8(pcp, val) percpu_to_op("xor", (pcp), val) #define this_cpu_add_return_8(pcp, val) percpu_add_return_op(pcp, val) +#define this_cpu_xchg_8(pcp, nval) percpu_xchg_op(pcp, nval) +#define this_cpu_cmpxchg_8(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) #define irqsafe_cpu_add_8(pcp, val) percpu_add_op((pcp), val) #define irqsafe_cpu_and_8(pcp, val) percpu_to_op("and", (pcp), val) #define irqsafe_cpu_or_8(pcp, val) percpu_to_op("or", (pcp), val) #define irqsafe_cpu_xor_8(pcp, val) percpu_to_op("xor", (pcp), val) +#define irqsafe_cpu_xchg_8(pcp, nval) percpu_xchg_op(pcp, nval) +#define irqsafe_cpu_cmpxchg_8(pcp, oval, nval) percpu_cmpxchg_op(pcp, oval, nval) #endif /* This is not atomic against other CPUs -- CPU preemption needs to be off */ diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 7e8d3bc80af..50542efe45f 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -1194,7 +1194,7 @@ asmlinkage void __init xen_start_kernel(void) per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0]; local_irq_disable(); - early_boot_irqs_off(); + early_boot_irqs_disabled = true; memblock_init(); diff --git a/arch/x86/xen/irq.c b/arch/x86/xen/irq.c index 9d30105a0c4..6a6fe893964 100644 --- a/arch/x86/xen/irq.c +++ b/arch/x86/xen/irq.c @@ -126,7 +126,7 @@ static const struct pv_irq_ops xen_irq_ops __initdata = { #endif }; -void __init xen_init_irq_ops() +void __init xen_init_irq_ops(void) { pv_irq_ops = xen_irq_ops; x86_init.irqs.intr_init = xen_init_IRQ; diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index 8f2251d2a3f..ddc81a06edb 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -237,7 +237,25 @@ void __init xen_build_dynamic_phys_to_machine(void) p2m_top[topidx] = mid; } - p2m_top[topidx][mididx] = &mfn_list[pfn]; + /* + * As long as the mfn_list has enough entries to completely + * fill a p2m page, pointing into the array is ok. But if + * not the entries beyond the last pfn will be undefined. + * And guessing that the 'what-ever-there-is' does not take it + * too kindly when changing it to invalid markers, a new page + * is allocated, initialized and filled with the valid part. + */ + if (unlikely(pfn + P2M_PER_PAGE > max_pfn)) { + unsigned long p2midx; + unsigned long *p2m = extend_brk(PAGE_SIZE, PAGE_SIZE); + p2m_init(p2m); + + for (p2midx = 0; pfn + p2midx < max_pfn; p2midx++) { + p2m[p2midx] = mfn_list[pfn + p2midx]; + } + p2m_top[topidx][mididx] = p2m; + } else + p2m_top[topidx][mididx] = &mfn_list[pfn]; } m2p_override_init(); diff --git a/drivers/acpi/nvs.c b/drivers/acpi/nvs.c index 54b6ab8040a..fa5a1df42b7 100644 --- a/drivers/acpi/nvs.c +++ b/drivers/acpi/nvs.c @@ -12,6 +12,7 @@ #include <linux/mm.h> #include <linux/slab.h> #include <linux/acpi.h> +#include <linux/acpi_io.h> #include <acpi/acpiosxf.h> /* @@ -80,7 +81,7 @@ void suspend_nvs_free(void) free_page((unsigned long)entry->data); entry->data = NULL; if (entry->kaddr) { - acpi_os_unmap_memory(entry->kaddr, entry->size); + iounmap(entry->kaddr); entry->kaddr = NULL; } } @@ -114,8 +115,8 @@ int suspend_nvs_save(void) list_for_each_entry(entry, &nvs_list, node) if (entry->data) { - entry->kaddr = acpi_os_map_memory(entry->phys_start, - entry->size); + entry->kaddr = acpi_os_ioremap(entry->phys_start, + entry->size); if (!entry->kaddr) { suspend_nvs_free(); return -ENOMEM; diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index e2dd6de5d50..b0931818cf9 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -38,6 +38,7 @@ #include <linux/workqueue.h> #include <linux/nmi.h> #include <linux/acpi.h> +#include <linux/acpi_io.h> #include <linux/efi.h> #include <linux/ioport.h> #include <linux/list.h> @@ -302,9 +303,10 @@ void __iomem *__init_refok acpi_os_map_memory(acpi_physical_address phys, acpi_size size) { struct acpi_ioremap *map, *tmp_map; - unsigned long flags, pg_sz; + unsigned long flags; void __iomem *virt; - phys_addr_t pg_off; + acpi_physical_address pg_off; + acpi_size pg_sz; if (phys > ULONG_MAX) { printk(KERN_ERR PREFIX "Cannot map memory that high\n"); @@ -320,7 +322,7 @@ acpi_os_map_memory(acpi_physical_address phys, acpi_size size) pg_off = round_down(phys, PAGE_SIZE); pg_sz = round_up(phys + size, PAGE_SIZE) - pg_off; - virt = ioremap_cache(pg_off, pg_sz); + virt = acpi_os_ioremap(pg_off, pg_sz); if (!virt) { kfree(map); return NULL; @@ -642,7 +644,7 @@ acpi_os_read_memory(acpi_physical_address phys_addr, u32 * value, u32 width) virt_addr = acpi_map_vaddr_lookup(phys_addr, size); rcu_read_unlock(); if (!virt_addr) { - virt_addr = ioremap_cache(phys_addr, size); + virt_addr = acpi_os_ioremap(phys_addr, size); unmap = 1; } if (!value) @@ -678,7 +680,7 @@ acpi_os_write_memory(acpi_physical_address phys_addr, u32 value, u32 width) virt_addr = acpi_map_vaddr_lookup(phys_addr, size); rcu_read_unlock(); if (!virt_addr) { - virt_addr = ioremap_cache(phys_addr, size); + virt_addr = acpi_os_ioremap(phys_addr, size); unmap = 1; } diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index fdd3aeeb6de..d6a8cd14de2 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -166,6 +166,7 @@ static void acpi_pm_finish(void) u32 acpi_state = acpi_target_sleep_state; acpi_ec_unblock_transactions(); + suspend_nvs_free(); if (acpi_state == ACPI_STATE_S0) return; @@ -186,7 +187,6 @@ static void acpi_pm_finish(void) */ static void acpi_pm_end(void) { - suspend_nvs_free(); /* * This is necessary in case acpi_pm_finish() is not called during a * failing transition to a sleep state. diff --git a/drivers/firewire/Kconfig b/drivers/firewire/Kconfig index 68f942cb30f..0c56989cd90 100644 --- a/drivers/firewire/Kconfig +++ b/drivers/firewire/Kconfig @@ -49,15 +49,13 @@ config FIREWIRE_SBP2 configuration section. config FIREWIRE_NET - tristate "IP networking over 1394 (EXPERIMENTAL)" - depends on FIREWIRE && INET && EXPERIMENTAL + tristate "IP networking over 1394" + depends on FIREWIRE && INET help This enables IPv4 over IEEE 1394, providing IP connectivity with other implementations of RFC 2734 as found on several operating systems. Multicast support is currently limited. - NOTE, this driver is not stable yet! - To compile this driver as a module, say M here: The module will be called firewire-net. diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c index be0492398ef..24ff35511e2 100644 --- a/drivers/firewire/core-card.c +++ b/drivers/firewire/core-card.c @@ -75,6 +75,8 @@ static size_t config_rom_length = 1 + 4 + 1 + 1; #define BIB_IRMC ((1) << 31) #define NODE_CAPABILITIES 0x0c0083c0 /* per IEEE 1394 clause 8.3.2.6.5.2 */ +#define CANON_OUI 0x000085 + static void generate_config_rom(struct fw_card *card, __be32 *config_rom) { struct fw_descriptor *desc; @@ -284,6 +286,7 @@ static void bm_work(struct work_struct *work) bool root_device_is_running; bool root_device_is_cmc; bool irm_is_1394_1995_only; + bool keep_this_irm; spin_lock_irq(&card->lock); @@ -305,6 +308,10 @@ static void bm_work(struct work_struct *work) irm_is_1394_1995_only = irm_device && irm_device->config_rom && (irm_device->config_rom[2] & 0x000000f0) == 0; + /* Canon MV5i works unreliably if it is not root node. */ + keep_this_irm = irm_device && irm_device->config_rom && + irm_device->config_rom[3] >> 8 == CANON_OUI; + root_id = root_node->node_id; irm_id = card->irm_node->node_id; local_id = card->local_node->node_id; @@ -333,7 +340,7 @@ static void bm_work(struct work_struct *work) goto pick_me; } - if (irm_is_1394_1995_only) { + if (irm_is_1394_1995_only && !keep_this_irm) { new_root_id = local_id; fw_notify("%s, making local node (%02x) root.\n", "IRM is not 1394a compliant", new_root_id); @@ -382,7 +389,7 @@ static void bm_work(struct work_struct *work) spin_lock_irq(&card->lock); - if (rcode != RCODE_COMPLETE) { + if (rcode != RCODE_COMPLETE && !keep_this_irm) { /* * The lock request failed, maybe the IRM * isn't really IRM capable after all. Let's diff --git a/drivers/firewire/net.c b/drivers/firewire/net.c index c2e194c5866..7ed08fd1214 100644 --- a/drivers/firewire/net.c +++ b/drivers/firewire/net.c @@ -191,6 +191,7 @@ struct fwnet_peer { struct fwnet_device *dev; u64 guid; u64 fifo; + __be32 ip; /* guarded by dev->lock */ struct list_head pd_list; /* received partial datagrams */ @@ -570,6 +571,8 @@ static int fwnet_finish_incoming_packet(struct net_device *net, peer->speed = sspd; if (peer->max_payload > max_payload) peer->max_payload = max_payload; + + peer->ip = arp1394->sip; } spin_unlock_irqrestore(&dev->lock, flags); @@ -1470,6 +1473,7 @@ static int fwnet_add_peer(struct fwnet_device *dev, peer->dev = dev; peer->guid = (u64)device->config_rom[3] << 32 | device->config_rom[4]; peer->fifo = FWNET_NO_FIFO_ADDR; + peer->ip = 0; INIT_LIST_HEAD(&peer->pd_list); peer->pdg_size = 0; peer->datagram_label = 0; @@ -1589,10 +1593,13 @@ static int fwnet_remove(struct device *_dev) mutex_lock(&fwnet_device_mutex); + net = dev->netdev; + if (net && peer->ip) + arp_invalidate(net, peer->ip); + fwnet_remove_peer(peer, dev); if (list_empty(&dev->peer_list)) { - net = dev->netdev; unregister_netdev(net); if (dev->local_fifo != FWNET_NO_FIFO_ADDR) diff --git a/drivers/macintosh/therm_pm72.c b/drivers/macintosh/therm_pm72.c index 2e041fd0a00..f3a29f264db 100644 --- a/drivers/macintosh/therm_pm72.c +++ b/drivers/macintosh/therm_pm72.c @@ -443,7 +443,7 @@ static int fan_read_reg(int reg, unsigned char *buf, int nb) tries = 0; for (;;) { nr = i2c_master_recv(fcu, buf, nb); - if (nr > 0 || (nr < 0 && nr != ENODEV) || tries >= 100) + if (nr > 0 || (nr < 0 && nr != -ENODEV) || tries >= 100) break; msleep(10); ++tries; @@ -464,7 +464,7 @@ static int fan_write_reg(int reg, const unsigned char *ptr, int nb) tries = 0; for (;;) { nw = i2c_master_send(fcu, buf, nb); - if (nw > 0 || (nw < 0 && nw != EIO) || tries >= 100) + if (nw > 0 || (nw < 0 && nw != -EIO) || tries >= 100) break; msleep(10); ++tries; diff --git a/fs/ext3/super.c b/fs/ext3/super.c index 7aa767d4f06..85c8cc8f247 100644 --- a/fs/ext3/super.c +++ b/fs/ext3/super.c @@ -754,7 +754,7 @@ static int ext3_release_dquot(struct dquot *dquot); static int ext3_mark_dquot_dirty(struct dquot *dquot); static int ext3_write_info(struct super_block *sb, int type); static int ext3_quota_on(struct super_block *sb, int type, int format_id, - char *path); + struct path *path); static int ext3_quota_on_mount(struct super_block *sb, int type); static ssize_t ext3_quota_read(struct super_block *sb, int type, char *data, size_t len, loff_t off); @@ -2877,27 +2877,20 @@ static int ext3_quota_on_mount(struct super_block *sb, int type) * Standard function to be called on quota_on */ static int ext3_quota_on(struct super_block *sb, int type, int format_id, - char *name) + struct path *path) { int err; - struct path path; if (!test_opt(sb, QUOTA)) return -EINVAL; - err = kern_path(name, LOOKUP_FOLLOW, &path); - if (err) - return err; - /* Quotafile not on the same filesystem? */ - if (path.mnt->mnt_sb != sb) { - path_put(&path); + if (path->mnt->mnt_sb != sb) return -EXDEV; - } /* Journaling quota? */ if (EXT3_SB(sb)->s_qf_names[type]) { /* Quotafile not of fs root? */ - if (path.dentry->d_parent != sb->s_root) + if (path->dentry->d_parent != sb->s_root) ext3_msg(sb, KERN_WARNING, "warning: Quota file not on filesystem root. " "Journaled quota will not work."); @@ -2907,7 +2900,7 @@ static int ext3_quota_on(struct super_block *sb, int type, int format_id, * When we journal data on quota file, we have to flush journal to see * all updates to the file when we bypass pagecache... */ - if (ext3_should_journal_data(path.dentry->d_inode)) { + if (ext3_should_journal_data(path->dentry->d_inode)) { /* * We don't need to lock updates but journal_flush() could * otherwise be livelocked... @@ -2915,15 +2908,11 @@ static int ext3_quota_on(struct super_block *sb, int type, int format_id, journal_lock_updates(EXT3_SB(sb)->s_journal); err = journal_flush(EXT3_SB(sb)->s_journal); journal_unlock_updates(EXT3_SB(sb)->s_journal); - if (err) { - path_put(&path); + if (err) return err; - } } - err = dquot_quota_on_path(sb, type, format_id, &path); - path_put(&path); - return err; + return dquot_quota_on(sb, type, format_id, path); } /* Read data from quotafile - avoid pagecache and such because we cannot afford diff --git a/fs/ext4/super.c b/fs/ext4/super.c index cb10a06775e..48ce561fafa 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1161,7 +1161,7 @@ static int ext4_release_dquot(struct dquot *dquot); static int ext4_mark_dquot_dirty(struct dquot *dquot); static int ext4_write_info(struct super_block *sb, int type); static int ext4_quota_on(struct super_block *sb, int type, int format_id, - char *path); + struct path *path); static int ext4_quota_off(struct super_block *sb, int type); static int ext4_quota_on_mount(struct super_block *sb, int type); static ssize_t ext4_quota_read(struct super_block *sb, int type, char *data, @@ -4558,27 +4558,20 @@ static int ext4_quota_on_mount(struct super_block *sb, int type) * Standard function to be called on quota_on */ static int ext4_quota_on(struct super_block *sb, int type, int format_id, - char *name) + struct path *path) { int err; - struct path path; if (!test_opt(sb, QUOTA)) return -EINVAL; - err = kern_path(name, LOOKUP_FOLLOW, &path); - if (err) - return err; - /* Quotafile not on the same filesystem? */ - if (path.mnt->mnt_sb != sb) { - path_put(&path); + if (path->mnt->mnt_sb != sb) return -EXDEV; - } /* Journaling quota? */ if (EXT4_SB(sb)->s_qf_names[type]) { /* Quotafile not in fs root? */ - if (path.dentry->d_parent != sb->s_root) + if (path->dentry->d_parent != sb->s_root) ext4_msg(sb, KERN_WARNING, "Quota file not on filesystem root. " "Journaled quota will not work"); @@ -4589,7 +4582,7 @@ static int ext4_quota_on(struct super_block *sb, int type, int format_id, * all updates to the file when we bypass pagecache... */ if (EXT4_SB(sb)->s_journal && - ext4_should_journal_data(path.dentry->d_inode)) { + ext4_should_journal_data(path->dentry->d_inode)) { /* * We don't need to lock updates but journal_flush() could * otherwise be livelocked... @@ -4597,15 +4590,11 @@ static int ext4_quota_on(struct super_block *sb, int type, int format_id, jbd2_journal_lock_updates(EXT4_SB(sb)->s_journal); err = jbd2_journal_flush(EXT4_SB(sb)->s_journal); jbd2_journal_unlock_updates(EXT4_SB(sb)->s_journal); - if (err) { - path_put(&path); + if (err) return err; - } } - err = dquot_quota_on_path(sb, type, format_id, &path); - path_put(&path); - return err; + return dquot_quota_on(sb, type, format_id, path); } static int ext4_quota_off(struct super_block *sb, int type) diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 06d1f749ca8..38f986d2447 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -993,8 +993,7 @@ static void ocfs2_disable_quotas(struct ocfs2_super *osb) } /* Handle quota on quotactl */ -static int ocfs2_quota_on(struct super_block *sb, int type, int format_id, - char *path) +static int ocfs2_quota_on(struct super_block *sb, int type, int format_id) { unsigned int feature[MAXQUOTAS] = { OCFS2_FEATURE_RO_COMPAT_USRQUOTA, OCFS2_FEATURE_RO_COMPAT_GRPQUOTA}; @@ -1013,7 +1012,7 @@ static int ocfs2_quota_off(struct super_block *sb, int type) } static const struct quotactl_ops ocfs2_quotactl_ops = { - .quota_on = ocfs2_quota_on, + .quota_on_meta = ocfs2_quota_on, .quota_off = ocfs2_quota_off, .quota_sync = dquot_quota_sync, .get_info = dquot_get_dqinfo, diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index 84becd3e477..a2a622e079f 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -2189,8 +2189,8 @@ int dquot_resume(struct super_block *sb, int type) } EXPORT_SYMBOL(dquot_resume); -int dquot_quota_on_path(struct super_block *sb, int type, int format_id, - struct path *path) +int dquot_quota_on(struct super_block *sb, int type, int format_id, + struct path *path) { int error = security_quota_on(path->dentry); if (error) @@ -2204,20 +2204,6 @@ int dquot_quota_on_path(struct super_block *sb, int type, int format_id, DQUOT_LIMITS_ENABLED); return error; } -EXPORT_SYMBOL(dquot_quota_on_path); - -int dquot_quota_on(struct super_block *sb, int type, int format_id, char *name) -{ - struct path path; - int error; - - error = kern_path(name, LOOKUP_FOLLOW, &path); - if (!error) { - error = dquot_quota_on_path(sb, type, format_id, &path); - path_put(&path); - } - return error; -} EXPORT_SYMBOL(dquot_quota_on); /* diff --git a/fs/quota/quota.c b/fs/quota/quota.c index b299961e1ed..b34bdb25490 100644 --- a/fs/quota/quota.c +++ b/fs/quota/quota.c @@ -64,18 +64,15 @@ static int quota_sync_all(int type) } static int quota_quotaon(struct super_block *sb, int type, int cmd, qid_t id, - void __user *addr) + struct path *path) { - char *pathname; - int ret = -ENOSYS; - - pathname = getname(addr); - if (IS_ERR(pathname)) - return PTR_ERR(pathname); - if (sb->s_qcop->quota_on) - ret = sb->s_qcop->quota_on(sb, type, id, pathname); - putname(pathname); - return ret; + if (!sb->s_qcop->quota_on && !sb->s_qcop->quota_on_meta) + return -ENOSYS; + if (sb->s_qcop->quota_on_meta) + return sb->s_qcop->quota_on_meta(sb, type, id); + if (IS_ERR(path)) + return PTR_ERR(path); + return sb->s_qcop->quota_on(sb, type, id, path); } static int quota_getfmt(struct super_block *sb, int type, void __user *addr) @@ -241,7 +238,7 @@ static int quota_getxquota(struct super_block *sb, int type, qid_t id, /* Copy parameters and call proper function */ static int do_quotactl(struct super_block *sb, int type, int cmd, qid_t id, - void __user *addr) + void __user *addr, struct path *path) { int ret; @@ -256,7 +253,7 @@ static int do_quotactl(struct super_block *sb, int type, int cmd, qid_t id, switch (cmd) { case Q_QUOTAON: - return quota_quotaon(sb, type, cmd, id, addr); + return quota_quotaon(sb, type, cmd, id, path); case Q_QUOTAOFF: if (!sb->s_qcop->quota_off) return -ENOSYS; @@ -335,6 +332,7 @@ SYSCALL_DEFINE4(quotactl, unsigned int, cmd, const char __user *, special, { uint cmds, type; struct super_block *sb = NULL; + struct path path, *pathp = NULL; int ret; cmds = cmd >> SUBCMDSHIFT; @@ -351,12 +349,27 @@ SYSCALL_DEFINE4(quotactl, unsigned int, cmd, const char __user *, special, return -ENODEV; } + /* + * Path for quotaon has to be resolved before grabbing superblock + * because that gets s_umount sem which is also possibly needed by path + * resolution (think about autofs) and thus deadlocks could arise. + */ + if (cmds == Q_QUOTAON) { + ret = user_path_at(AT_FDCWD, addr, LOOKUP_FOLLOW, &path); + if (ret) + pathp = ERR_PTR(ret); + else + pathp = &path; + } + sb = quotactl_block(special); if (IS_ERR(sb)) return PTR_ERR(sb); - ret = do_quotactl(sb, type, cmds, id, addr); + ret = do_quotactl(sb, type, cmds, id, addr, pathp); drop_super(sb); + if (pathp && !IS_ERR(pathp)) + path_put(pathp); return ret; } diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 2575682a9ea..0aab04f4682 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -632,7 +632,7 @@ static int reiserfs_acquire_dquot(struct dquot *); static int reiserfs_release_dquot(struct dquot *); static int reiserfs_mark_dquot_dirty(struct dquot *); static int reiserfs_write_info(struct super_block *, int); -static int reiserfs_quota_on(struct super_block *, int, int, char *); +static int reiserfs_quota_on(struct super_block *, int, int, struct path *); static const struct dquot_operations reiserfs_quota_operations = { .write_dquot = reiserfs_write_dquot, @@ -2048,25 +2048,21 @@ static int reiserfs_quota_on_mount(struct super_block *sb, int type) * Standard function to be called on quota_on */ static int reiserfs_quota_on(struct super_block *sb, int type, int format_id, - char *name) + struct path *path) { int err; - struct path path; struct inode *inode; struct reiserfs_transaction_handle th; if (!(REISERFS_SB(sb)->s_mount_opt & (1 << REISERFS_QUOTA))) return -EINVAL; - err = kern_path(name, LOOKUP_FOLLOW, &path); - if (err) - return err; /* Quotafile not on the same filesystem? */ - if (path.mnt->mnt_sb != sb) { + if (path->mnt->mnt_sb != sb) { err = -EXDEV; goto out; } - inode = path.dentry->d_inode; + inode = path->dentry->d_inode; /* We must not pack tails for quota files on reiserfs for quota IO to work */ if (!(REISERFS_I(inode)->i_flags & i_nopack_mask)) { err = reiserfs_unpack(inode, NULL); @@ -2082,7 +2078,7 @@ static int reiserfs_quota_on(struct super_block *sb, int type, int format_id, /* Journaling quota? */ if (REISERFS_SB(sb)->s_qf_names[type]) { /* Quotafile not of fs root? */ - if (path.dentry->d_parent != sb->s_root) + if (path->dentry->d_parent != sb->s_root) reiserfs_warning(sb, "super-6521", "Quota file not on filesystem root. " "Journalled quota will not work."); @@ -2101,9 +2097,8 @@ static int reiserfs_quota_on(struct super_block *sb, int type, int format_id, if (err) goto out; } - err = dquot_quota_on_path(sb, type, format_id, &path); + err = dquot_quota_on(sb, type, format_id, path); out: - path_put(&path); return err; } diff --git a/include/linux/acpi.h b/include/linux/acpi.h index eb176bb1b15..a2e910e0129 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -306,9 +306,6 @@ extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, u32 *mask, u32 req); extern void acpi_early_init(void); -int acpi_os_map_generic_address(struct acpi_generic_address *addr); -void acpi_os_unmap_generic_address(struct acpi_generic_address *addr); - #else /* !CONFIG_ACPI */ #define acpi_disabled 1 diff --git a/include/linux/acpi_io.h b/include/linux/acpi_io.h new file mode 100644 index 00000000000..7180013a4a3 --- /dev/null +++ b/include/linux/acpi_io.h @@ -0,0 +1,16 @@ +#ifndef _ACPI_IO_H_ +#define _ACPI_IO_H_ + +#include <linux/io.h> +#include <acpi/acpi.h> + +static inline void __iomem *acpi_os_ioremap(acpi_physical_address phys, + acpi_size size) +{ + return ioremap_cache(phys, size); +} + +int acpi_os_map_generic_address(struct acpi_generic_address *addr); +void acpi_os_unmap_generic_address(struct acpi_generic_address *addr); + +#endif diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index 6a64c6fa81a..c1a95b7b58d 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -101,13 +101,6 @@ static inline struct irq_desc *move_irq_desc(struct irq_desc *desc, int node) #define get_irq_desc_msi(desc) ((desc)->irq_data.msi_desc) /* - * Monolithic do_IRQ implementation. - */ -#ifndef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ -extern unsigned int __do_IRQ(unsigned int irq); -#endif - -/* * Architectures call this to let the generic IRQ layer * handle an interrupt. If the descriptor is attached to an * irqchip-style controller then we call the ->handle_irq() handler, @@ -115,14 +108,7 @@ extern unsigned int __do_IRQ(unsigned int irq); */ static inline void generic_handle_irq_desc(unsigned int irq, struct irq_desc *desc) { -#ifdef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ desc->handle_irq(irq, desc); -#else - if (likely(desc->handle_irq)) - desc->handle_irq(irq, desc); - else - __do_IRQ(irq); -#endif } static inline void generic_handle_irq(unsigned int irq) diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 5a9d9059520..d07d8057e44 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -243,6 +243,8 @@ extern int test_taint(unsigned flag); extern unsigned long get_taint(void); extern int root_mountflags; +extern bool early_boot_irqs_disabled; + /* Values used for system_state */ extern enum system_states { SYSTEM_BOOTING, diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 71c09b26c75..4aef1dda640 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -436,16 +436,8 @@ do { \ #endif /* CONFIG_LOCKDEP */ #ifdef CONFIG_TRACE_IRQFLAGS -extern void early_boot_irqs_off(void); -extern void early_boot_irqs_on(void); extern void print_irqtrace_events(struct task_struct *curr); #else -static inline void early_boot_irqs_off(void) -{ -} -static inline void early_boot_irqs_on(void) -{ -} static inline void print_irqtrace_events(struct task_struct *curr) { } @@ -522,12 +514,15 @@ static inline void print_irqtrace_events(struct task_struct *curr) #ifdef CONFIG_DEBUG_LOCK_ALLOC # ifdef CONFIG_PROVE_LOCKING # define lock_map_acquire(l) lock_acquire(l, 0, 0, 0, 2, NULL, _THIS_IP_) +# define lock_map_acquire_read(l) lock_acquire(l, 0, 0, 2, 2, NULL, _THIS_IP_) # else # define lock_map_acquire(l) lock_acquire(l, 0, 0, 0, 1, NULL, _THIS_IP_) +# define lock_map_acquire_read(l) lock_acquire(l, 0, 0, 2, 1, NULL, _THIS_IP_) # endif # define lock_map_release(l) lock_release(l, 1, _THIS_IP_) #else # define lock_map_acquire(l) do { } while (0) +# define lock_map_acquire_read(l) do { } while (0) # define lock_map_release(l) do { } while (0) #endif diff --git a/include/linux/mm.h b/include/linux/mm.h index 956a35532f4..f6385fc17ad 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -470,6 +470,7 @@ static inline void set_compound_order(struct page *page, unsigned long order) page[1].lru.prev = (void *)order; } +#ifdef CONFIG_MMU /* * Do pte_mkwrite, but only if the vma says VM_WRITE. We do this when * servicing faults for write access. In the normal case, do always want @@ -482,6 +483,7 @@ static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma) pte = pte_mkwrite(pte); return pte; } +#endif /* * Multiple processes may "see" the same page. E.g. for untouched diff --git a/include/linux/quota.h b/include/linux/quota.h index 94c1f03b50e..9a85412e0db 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -322,9 +322,12 @@ struct dquot_operations { qsize_t *(*get_reserved_space) (struct inode *); }; +struct path; + /* Operations handling requests from userspace */ struct quotactl_ops { - int (*quota_on)(struct super_block *, int, int, char *); + int (*quota_on)(struct super_block *, int, int, struct path *); + int (*quota_on_meta)(struct super_block *, int, int); int (*quota_off)(struct super_block *, int); int (*quota_sync)(struct super_block *, int, int); int (*get_info)(struct super_block *, int, struct if_dqinfo *); diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h index 223b14cd129..eb354f6f26b 100644 --- a/include/linux/quotaops.h +++ b/include/linux/quotaops.h @@ -76,11 +76,9 @@ int dquot_mark_dquot_dirty(struct dquot *dquot); int dquot_file_open(struct inode *inode, struct file *file); -int dquot_quota_on(struct super_block *sb, int type, int format_id, - char *path); int dquot_enable(struct inode *inode, int type, int format_id, unsigned int flags); -int dquot_quota_on_path(struct super_block *sb, int type, int format_id, +int dquot_quota_on(struct super_block *sb, int type, int format_id, struct path *path); int dquot_quota_on_mount(struct super_block *sb, char *qf_name, int format_id, int type); diff --git a/init/main.c b/init/main.c index 00799c1d462..33c37c379e9 100644 --- a/init/main.c +++ b/init/main.c @@ -96,6 +96,15 @@ static inline void mark_rodata_ro(void) { } extern void tc_init(void); #endif +/* + * Debug helper: via this flag we know that we are in 'early bootup code' + * where only the boot processor is running with IRQ disabled. This means + * two things - IRQ must not be enabled before the flag is cleared and some + * operations which are not allowed with IRQ disabled are allowed while the + * flag is set. + */ +bool early_boot_irqs_disabled __read_mostly; + enum system_states system_state __read_mostly; EXPORT_SYMBOL(system_state); @@ -554,7 +563,7 @@ asmlinkage void __init start_kernel(void) cgroup_init_early(); local_irq_disable(); - early_boot_irqs_off(); + early_boot_irqs_disabled = true; /* * Interrupts are still disabled. Do necessary setups, then @@ -621,7 +630,7 @@ asmlinkage void __init start_kernel(void) if (!irqs_disabled()) printk(KERN_CRIT "start_kernel(): bug: interrupts were " "enabled early\n"); - early_boot_irqs_on(); + early_boot_irqs_disabled = false; local_irq_enable(); /* Interrupts are enabled now so all GFP allocations are safe. */ diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig index 31d766bf5d2..8e42fec7686 100644 --- a/kernel/irq/Kconfig +++ b/kernel/irq/Kconfig @@ -9,9 +9,6 @@ menu "IRQ subsystem" config GENERIC_HARDIRQS def_bool y -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - # Select this to disable the deprecated stuff config GENERIC_HARDIRQS_NO_DEPRECATED def_bool n diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index e2347eb6330..3540a719012 100644 --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -118,114 +118,3 @@ irqreturn_t handle_IRQ_event(unsigned int irq, struct irqaction *action) return retval; } - -#ifndef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ - -#ifdef CONFIG_ENABLE_WARN_DEPRECATED -# warning __do_IRQ is deprecated. Please convert to proper flow handlers -#endif - -/** - * __do_IRQ - original all in one highlevel IRQ handler - * @irq: the interrupt number - * - * __do_IRQ handles all normal device IRQ's (the special - * SMP cross-CPU interrupts have their own specific - * handlers). - * - * This is the original x86 implementation which is used for every - * interrupt type. - */ -unsigned int __do_IRQ(unsigned int irq) -{ - struct irq_desc *desc = irq_to_desc(irq); - struct irqaction *action; - unsigned int status; - - kstat_incr_irqs_this_cpu(irq, desc); - - if (CHECK_IRQ_PER_CPU(desc->status)) { - irqreturn_t action_ret; - - /* - * No locking required for CPU-local interrupts: - */ - if (desc->irq_data.chip->ack) - desc->irq_data.chip->ack(irq); - if (likely(!(desc->status & IRQ_DISABLED))) { - action_ret = handle_IRQ_event(irq, desc->action); - if (!noirqdebug) - note_interrupt(irq, desc, action_ret); - } - desc->irq_data.chip->end(irq); - return 1; - } - - raw_spin_lock(&desc->lock); - if (desc->irq_data.chip->ack) - desc->irq_data.chip->ack(irq); - /* - * REPLAY is when Linux resends an IRQ that was dropped earlier - * WAITING is used by probe to mark irqs that are being tested - */ - status = desc->status & ~(IRQ_REPLAY | IRQ_WAITING); - status |= IRQ_PENDING; /* we _want_ to handle it */ - - /* - * If the IRQ is disabled for whatever reason, we cannot - * use the action we have. - */ - action = NULL; - if (likely(!(status & (IRQ_DISABLED | IRQ_INPROGRESS)))) { - action = desc->action; - status &= ~IRQ_PENDING; /* we commit to handling */ - status |= IRQ_INPROGRESS; /* we are handling it */ - } - desc->status = status; - - /* - * If there is no IRQ handler or it was disabled, exit early. - * Since we set PENDING, if another processor is handling - * a different instance of this same irq, the other processor - * will take care of it. - */ - if (unlikely(!action)) - goto out; - - /* - * Edge triggered interrupts need to remember - * pending events. - * This applies to any hw interrupts that allow a second - * instance of the same irq to arrive while we are in do_IRQ - * or in the handler. But the code here only handles the _second_ - * instance of the irq, not the third or fourth. So it is mostly - * useful for irq hardware that does not mask cleanly in an - * SMP environment. - */ - for (;;) { - irqreturn_t action_ret; - - raw_spin_unlock(&desc->lock); - - action_ret = handle_IRQ_event(irq, action); - if (!noirqdebug) - note_interrupt(irq, desc, action_ret); - - raw_spin_lock(&desc->lock); - if (likely(!(desc->status & IRQ_PENDING))) - break; - desc->status &= ~IRQ_PENDING; - } - desc->status &= ~IRQ_INPROGRESS; - -out: - /* - * The ->end() handler has to deal with interrupts which got - * disabled while the handler was running. - */ - desc->irq_data.chip->end(irq); - raw_spin_unlock(&desc->lock); - - return 1; -} -#endif diff --git a/kernel/lockdep.c b/kernel/lockdep.c index 42ba65dff7d..0d2058da80f 100644 --- a/kernel/lockdep.c +++ b/kernel/lockdep.c @@ -2292,22 +2292,6 @@ mark_held_locks(struct task_struct *curr, enum mark_type mark) } /* - * Debugging helper: via this flag we know that we are in - * 'early bootup code', and will warn about any invalid irqs-on event: - */ -static int early_boot_irqs_enabled; - -void early_boot_irqs_off(void) -{ - early_boot_irqs_enabled = 0; -} - -void early_boot_irqs_on(void) -{ - early_boot_irqs_enabled = 1; -} - -/* * Hardirqs will be enabled: */ void trace_hardirqs_on_caller(unsigned long ip) @@ -2319,7 +2303,7 @@ void trace_hardirqs_on_caller(unsigned long ip) if (unlikely(!debug_locks || current->lockdep_recursion)) return; - if (DEBUG_LOCKS_WARN_ON(unlikely(!early_boot_irqs_enabled))) + if (DEBUG_LOCKS_WARN_ON(unlikely(early_boot_irqs_disabled))) return; if (unlikely(curr->hardirqs_enabled)) { diff --git a/kernel/smp.c b/kernel/smp.c index 2fe66f7c617..9910744f085 100644 --- a/kernel/smp.c +++ b/kernel/smp.c @@ -459,7 +459,7 @@ void smp_call_function_many(const struct cpumask *mask, * can't happen. */ WARN_ON_ONCE(cpu_online(this_cpu) && irqs_disabled() - && !oops_in_progress); + && !oops_in_progress && !early_boot_irqs_disabled); /* So, what's a CPU they want? Ignoring this one. */ cpu = cpumask_first_and(mask, cpu_online_mask); @@ -572,17 +572,20 @@ void ipi_call_unlock_irq(void) #endif /* USE_GENERIC_SMP_HELPERS */ /* - * Call a function on all processors + * Call a function on all processors. May be used during early boot while + * early_boot_irqs_disabled is set. Use local_irq_save/restore() instead + * of local_irq_disable/enable(). */ int on_each_cpu(void (*func) (void *info), void *info, int wait) { + unsigned long flags; int ret = 0; preempt_disable(); ret = smp_call_function(func, info, wait); - local_irq_disable(); + local_irq_save(flags); func(info); - local_irq_enable(); + local_irq_restore(flags); preempt_enable(); return ret; } diff --git a/kernel/trace/trace_irqsoff.c b/kernel/trace/trace_irqsoff.c index 5cf8c602b88..92b6e1e12d9 100644 --- a/kernel/trace/trace_irqsoff.c +++ b/kernel/trace/trace_irqsoff.c @@ -453,14 +453,6 @@ void time_hardirqs_off(unsigned long a0, unsigned long a1) * Stubs: */ -void early_boot_irqs_off(void) -{ -} - -void early_boot_irqs_on(void) -{ -} - void trace_softirqs_on(unsigned long ip) { } diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 8ee6ec82f88..11869faa681 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -768,7 +768,11 @@ static inline void worker_clr_flags(struct worker *worker, unsigned int flags) worker->flags &= ~flags; - /* if transitioning out of NOT_RUNNING, increment nr_running */ + /* + * If transitioning out of NOT_RUNNING, increment nr_running. Note + * that the nested NOT_RUNNING is not a noop. NOT_RUNNING is mask + * of multiple flags, not a single flag. + */ if ((flags & WORKER_NOT_RUNNING) && (oflags & WORKER_NOT_RUNNING)) if (!(worker->flags & WORKER_NOT_RUNNING)) atomic_inc(get_gcwq_nr_running(gcwq->cpu)); @@ -1840,7 +1844,7 @@ __acquires(&gcwq->lock) spin_unlock_irq(&gcwq->lock); work_clear_pending(work); - lock_map_acquire(&cwq->wq->lockdep_map); + lock_map_acquire_read(&cwq->wq->lockdep_map); lock_map_acquire(&lockdep_map); trace_workqueue_execute_start(work); f(work); @@ -2384,8 +2388,18 @@ static bool start_flush_work(struct work_struct *work, struct wq_barrier *barr, insert_wq_barrier(cwq, barr, work, worker); spin_unlock_irq(&gcwq->lock); - lock_map_acquire(&cwq->wq->lockdep_map); + /* + * If @max_active is 1 or rescuer is in use, flushing another work + * item on the same workqueue may lead to deadlock. Make sure the + * flusher is not running on the same workqueue by verifying write + * access. + */ + if (cwq->wq->saved_max_active == 1 || cwq->wq->flags & WQ_RESCUER) + lock_map_acquire(&cwq->wq->lockdep_map); + else + lock_map_acquire_read(&cwq->wq->lockdep_map); lock_map_release(&cwq->wq->lockdep_map); + return true; already_gone: spin_unlock_irq(&gcwq->lock); diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 269dbff70b9..be4df4c6fd5 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -1721,7 +1721,9 @@ static void alc_apply_fixup(struct hda_codec *codec, int action) { struct alc_spec *spec = codec->spec; int id = spec->fixup_id; +#ifdef CONFIG_SND_DEBUG_VERBOSE const char *modelname = spec->fixup_name; +#endif int depth = 0; if (!spec->fixup_list) @@ -10930,9 +10932,6 @@ static int alc_auto_add_mic_boost(struct hda_codec *codec) return 0; } -static int alc861vd_auto_create_multi_out_ctls(struct alc_spec *spec, - const struct auto_pin_cfg *cfg); - /* almost identical with ALC880 parser... */ static int alc882_parse_auto_config(struct hda_codec *codec) { @@ -10950,10 +10949,7 @@ static int alc882_parse_auto_config(struct hda_codec *codec) err = alc880_auto_fill_dac_nids(spec, &spec->autocfg); if (err < 0) return err; - if (codec->vendor_id == 0x10ec0887) - err = alc861vd_auto_create_multi_out_ctls(spec, &spec->autocfg); - else - err = alc880_auto_create_multi_out_ctls(spec, &spec->autocfg); + err = alc880_auto_create_multi_out_ctls(spec, &spec->autocfg); if (err < 0) return err; err = alc880_auto_create_extra_out(spec, spec->autocfg.hp_pins[0], @@ -12635,6 +12631,8 @@ static struct snd_pci_quirk alc262_cfg_tbl[] = { ALC262_HP_BPC), SND_PCI_QUIRK_MASK(0x103c, 0xff00, 0x1300, "HP xw series", ALC262_HP_BPC), + SND_PCI_QUIRK_MASK(0x103c, 0xff00, 0x1500, "HP z series", + ALC262_HP_BPC), SND_PCI_QUIRK_MASK(0x103c, 0xff00, 0x1700, "HP xw series", ALC262_HP_BPC), SND_PCI_QUIRK(0x103c, 0x2800, "HP D7000", ALC262_HP_BPC_D7000_WL), @@ -14957,6 +14955,7 @@ static struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK_VENDOR(0x104d, "Sony VAIO", ALC269_FIXUP_SONY_VAIO), SND_PCI_QUIRK(0x1028, 0x0470, "Dell M101z", ALC269_FIXUP_DELL_M101Z), SND_PCI_QUIRK(0x17aa, 0x21b8, "Thinkpad Edge 14", ALC269_FIXUP_SKU_IGNORE), + SND_PCI_QUIRK(0x17aa, 0x21e9, "Thinkpad Edge 14", ALC269_FIXUP_SKU_IGNORE), SND_PCI_QUIRK(0x17aa, 0x20f2, "Thinkpad SL410/510", ALC269_FIXUP_SKU_IGNORE), SND_PCI_QUIRK(0x1043, 0x1a13, "Asus G73Jw", ALC269_FIXUP_ASUS_G73JW), SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD), @@ -17134,7 +17133,7 @@ static void alc861vd_auto_init_analog_input(struct hda_codec *codec) #define alc861vd_idx_to_mixer_switch(nid) ((nid) + 0x0c) /* add playback controls from the parsed DAC table */ -/* Based on ALC880 version. But ALC861VD and ALC887 have separate, +/* Based on ALC880 version. But ALC861VD has separate, * different NIDs for mute/unmute switch and volume control */ static int alc861vd_auto_create_multi_out_ctls(struct alc_spec *spec, const struct auto_pin_cfg *cfg) @@ -19461,6 +19460,7 @@ enum { ALC662_FIXUP_ASPIRE, ALC662_FIXUP_IDEAPAD, ALC272_FIXUP_MARIO, + ALC662_FIXUP_CZC_P10T, }; static const struct alc_fixup alc662_fixups[] = { @@ -19481,7 +19481,14 @@ static const struct alc_fixup alc662_fixups[] = { [ALC272_FIXUP_MARIO] = { .type = ALC_FIXUP_FUNC, .v.func = alc272_fixup_mario, - } + }, + [ALC662_FIXUP_CZC_P10T] = { + .type = ALC_FIXUP_VERBS, + .v.verbs = (const struct hda_verb[]) { + {0x14, AC_VERB_SET_EAPD_BTLENABLE, 0}, + {} + } + }, }; static struct snd_pci_quirk alc662_fixup_tbl[] = { @@ -19489,6 +19496,7 @@ static struct snd_pci_quirk alc662_fixup_tbl[] = { SND_PCI_QUIRK(0x144d, 0xc051, "Samsung R720", ALC662_FIXUP_IDEAPAD), SND_PCI_QUIRK(0x17aa, 0x38af, "Lenovo Ideapad Y550P", ALC662_FIXUP_IDEAPAD), SND_PCI_QUIRK(0x17aa, 0x3a0d, "Lenovo Ideapad Y550", ALC662_FIXUP_IDEAPAD), + SND_PCI_QUIRK(0x1b35, 0x2206, "CZC P10T", ALC662_FIXUP_CZC_P10T), {} }; diff --git a/sound/pci/ice1712/delta.c b/sound/pci/ice1712/delta.c index 7b62de089fe..20c6b079d0d 100644 --- a/sound/pci/ice1712/delta.c +++ b/sound/pci/ice1712/delta.c @@ -580,6 +580,7 @@ static int __devinit snd_ice1712_delta_init(struct snd_ice1712 *ice) { int err; struct snd_akm4xxx *ak; + unsigned char tmp; if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DELTA1010 && ice->eeprom.gpiodir == 0x7b) @@ -622,6 +623,12 @@ static int __devinit snd_ice1712_delta_init(struct snd_ice1712 *ice) break; } + /* initialize the SPI clock to high */ + tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA); + tmp |= ICE1712_DELTA_AP_CCLK; + snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp); + udelay(5); + /* initialize spdif */ switch (ice->eeprom.subvendor) { case ICE1712_SUBDEVICE_AUDIOPHILE: diff --git a/sound/soc/blackfin/Kconfig b/sound/soc/blackfin/Kconfig index 3abeeddc67d..ae403597fd3 100644 --- a/sound/soc/blackfin/Kconfig +++ b/sound/soc/blackfin/Kconfig @@ -1,6 +1,7 @@ config SND_BF5XX_I2S tristate "SoC I2S Audio for the ADI BF5xx chip" depends on BLACKFIN + select SND_BF5XX_SOC_SPORT help Say Y or M if you want to add support for codecs attached to the Blackfin SPORT (synchronous serial ports) interface in I2S @@ -35,6 +36,7 @@ config SND_BFIN_AD73311_SE config SND_BF5XX_TDM tristate "SoC I2S(TDM mode) Audio for the ADI BF5xx chip" depends on (BLACKFIN && SND_SOC) + select SND_BF5XX_SOC_SPORT help Say Y or M if you want to add support for codecs attached to the Blackfin SPORT (synchronous serial ports) interface in TDM @@ -61,6 +63,10 @@ config SND_BF5XX_SOC_AD193X config SND_BF5XX_AC97 tristate "SoC AC97 Audio for the ADI BF5xx chip" depends on BLACKFIN + select AC97_BUS + select SND_SOC_AC97_BUS + select SND_BF5XX_SOC_SPORT + select SND_BF5XX_SOC_AC97 help Say Y or M if you want to add support for codecs attached to the Blackfin SPORT (synchronous serial ports) interface in slot 16 @@ -122,17 +128,12 @@ config SND_BF5XX_SOC_SPORT config SND_BF5XX_SOC_I2S tristate - select SND_BF5XX_SOC_SPORT config SND_BF5XX_SOC_TDM tristate - select SND_BF5XX_SOC_SPORT config SND_BF5XX_SOC_AC97 tristate - select AC97_BUS - select SND_SOC_AC97_BUS - select SND_BF5XX_SOC_SPORT config SND_BF5XX_SPORT_NUM int "Set a SPORT for Sound chip" diff --git a/sound/soc/blackfin/bf5xx-ac97.c b/sound/soc/blackfin/bf5xx-ac97.c index c5f856ec27c..ffbac26b9bc 100644 --- a/sound/soc/blackfin/bf5xx-ac97.c +++ b/sound/soc/blackfin/bf5xx-ac97.c @@ -260,9 +260,9 @@ static int bf5xx_ac97_suspend(struct snd_soc_dai *dai) pr_debug("%s : sport %d\n", __func__, dai->id); if (!dai->active) return 0; - if (dai->capture.active) + if (dai->capture_active) sport_rx_stop(sport); - if (dai->playback.active) + if (dai->playback_active) sport_tx_stop(sport); return 0; } diff --git a/sound/soc/blackfin/bf5xx-tdm.c b/sound/soc/blackfin/bf5xx-tdm.c index 125123929f1..5515ac9e05c 100644 --- a/sound/soc/blackfin/bf5xx-tdm.c +++ b/sound/soc/blackfin/bf5xx-tdm.c @@ -210,7 +210,7 @@ static int bf5xx_tdm_set_channel_map(struct snd_soc_dai *dai, #ifdef CONFIG_PM static int bf5xx_tdm_suspend(struct snd_soc_dai *dai) { - struct sport_device *sport = dai->private_data; + struct sport_device *sport = snd_soc_dai_get_drvdata(dai); if (!dai->active) return 0; @@ -235,13 +235,13 @@ static int bf5xx_tdm_resume(struct snd_soc_dai *dai) ret = -EBUSY; } - ret = sport_config_rx(sport, IRFS, 0x1F, 0, 0); + ret = sport_config_rx(sport, 0, 0x1F, 0, 0); if (ret) { pr_err("SPORT is busy!\n"); ret = -EBUSY; } - ret = sport_config_tx(sport, ITFS, 0x1F, 0, 0); + ret = sport_config_tx(sport, 0, 0x1F, 0, 0); if (ret) { pr_err("SPORT is busy!\n"); ret = -EBUSY; @@ -303,14 +303,14 @@ static int __devinit bfin_tdm_probe(struct platform_device *pdev) goto sport_config_err; } - ret = sport_config_rx(sport_handle, IRFS, 0x1F, 0, 0); + ret = sport_config_rx(sport_handle, 0, 0x1F, 0, 0); if (ret) { pr_err("SPORT is busy!\n"); ret = -EBUSY; goto sport_config_err; } - ret = sport_config_tx(sport_handle, ITFS, 0x1F, 0, 0); + ret = sport_config_tx(sport_handle, 0, 0x1F, 0, 0); if (ret) { pr_err("SPORT is busy!\n"); ret = -EBUSY; diff --git a/sound/soc/pxa/z2.c b/sound/soc/pxa/z2.c index 2d4f896d7fe..3ceaef68e01 100644 --- a/sound/soc/pxa/z2.c +++ b/sound/soc/pxa/z2.c @@ -104,6 +104,7 @@ static struct snd_soc_jack_gpio hs_jack_gpios[] = { .name = "hsdet-gpio", .report = SND_JACK_HEADSET, .debounce_time = 200, + .invert = 1, }, }; @@ -192,7 +193,7 @@ static struct snd_soc_dai_link z2_dai = { .cpu_dai_name = "pxa2xx-i2s", .codec_dai_name = "wm8750-hifi", .platform_name = "pxa-pcm-audio", - .codec_name = "wm8750-codec.0-001a", + .codec_name = "wm8750-codec.0-001b", .init = z2_wm8750_init, .ops = &z2_ops, }; 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