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| author | Dan Williams <dan.j.williams@intel.com> | 2009-09-08 17:55:21 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2009-09-08 17:55:21 -0700 |
| commit | bbb20089a3275a19e475dbc21320c3742e3ca423 (patch) | |
| tree | 216fdc1cbef450ca688135c5b8969169482d9a48 /arch/powerpc/include/asm/hw_irq.h | |
| parent | 3e48e656903e9fd8bc805c6a2c4264d7808d315b (diff) | |
| parent | 657a77fa7284d8ae28dfa48f1dc5d919bf5b2843 (diff) | |
| download | kernel_samsung_smdk4412-bbb20089a3275a19e475dbc21320c3742e3ca423.zip kernel_samsung_smdk4412-bbb20089a3275a19e475dbc21320c3742e3ca423.tar.gz kernel_samsung_smdk4412-bbb20089a3275a19e475dbc21320c3742e3ca423.tar.bz2 | |
Merge branch 'dmaengine' into async-tx-next
Conflicts:
crypto/async_tx/async_xor.c
drivers/dma/ioat/dma_v2.h
drivers/dma/ioat/pci.c
drivers/md/raid5.c
Diffstat (limited to 'arch/powerpc/include/asm/hw_irq.h')
| -rw-r--r-- | arch/powerpc/include/asm/hw_irq.h | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index b7e034b..867ab8e 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -80,7 +80,7 @@ static inline void local_irq_disable(void) __asm__ __volatile__("wrteei 0": : :"memory"); #else unsigned long msr; - __asm__ __volatile__("": : :"memory"); + msr = mfmsr(); SET_MSR_EE(msr & ~MSR_EE); #endif @@ -92,7 +92,7 @@ static inline void local_irq_enable(void) __asm__ __volatile__("wrteei 1": : :"memory"); #else unsigned long msr; - __asm__ __volatile__("": : :"memory"); + msr = mfmsr(); SET_MSR_EE(msr | MSR_EE); #endif @@ -108,7 +108,6 @@ static inline void local_irq_save_ptr(unsigned long *flags) #else SET_MSR_EE(msr & ~MSR_EE); #endif - __asm__ __volatile__("": : :"memory"); } #define local_save_flags(flags) ((flags) = mfmsr()) @@ -131,5 +130,43 @@ static inline int irqs_disabled_flags(unsigned long flags) */ struct irq_chip; +#ifdef CONFIG_PERF_COUNTERS + +#ifdef CONFIG_PPC64 +static inline unsigned long test_perf_counter_pending(void) +{ + unsigned long x; + + asm volatile("lbz %0,%1(13)" + : "=r" (x) + : "i" (offsetof(struct paca_struct, perf_counter_pending))); + return x; +} + +static inline void set_perf_counter_pending(void) +{ + asm volatile("stb %0,%1(13)" : : + "r" (1), + "i" (offsetof(struct paca_struct, perf_counter_pending))); +} + +static inline void clear_perf_counter_pending(void) +{ + asm volatile("stb %0,%1(13)" : : + "r" (0), + "i" (offsetof(struct paca_struct, perf_counter_pending))); +} +#endif /* CONFIG_PPC64 */ + +#else /* CONFIG_PERF_COUNTERS */ + +static inline unsigned long test_perf_counter_pending(void) +{ + return 0; +} + +static inline void clear_perf_counter_pending(void) {} +#endif /* CONFIG_PERF_COUNTERS */ + #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_HW_IRQ_H */ |