diff options
Diffstat (limited to 'include/asm-mips')
| -rw-r--r-- | include/asm-mips/atomic.h | 2 | ||||
| -rw-r--r-- | include/asm-mips/bitops.h | 2 | ||||
| -rw-r--r-- | include/asm-mips/irqflags.h (renamed from include/asm-mips/interrupt.h) | 70 | ||||
| -rw-r--r-- | include/asm-mips/mipsregs.h | 2 | ||||
| -rw-r--r-- | include/asm-mips/system.h | 2 |
5 files changed, 41 insertions, 37 deletions
diff --git a/include/asm-mips/atomic.h b/include/asm-mips/atomic.h index 13d44e14025a..e64abc0d8221 100644 --- a/include/asm-mips/atomic.h +++ b/include/asm-mips/atomic.h @@ -22,8 +22,8 @@ #ifndef _ASM_ATOMIC_H #define _ASM_ATOMIC_H +#include <linux/irqflags.h> #include <asm/cpu-features.h> -#include <asm/interrupt.h> #include <asm/war.h> typedef struct { volatile int counter; } atomic_t; diff --git a/include/asm-mips/bitops.h b/include/asm-mips/bitops.h index 098cec263681..1bb89c5a10ee 100644 --- a/include/asm-mips/bitops.h +++ b/include/asm-mips/bitops.h @@ -31,7 +31,7 @@ #ifdef __KERNEL__ -#include <asm/interrupt.h> +#include <linux/irqflags.h> #include <asm/sgidefs.h> #include <asm/war.h> diff --git a/include/asm-mips/interrupt.h b/include/asm-mips/irqflags.h index a99d6867510f..43ca09a3a3d0 100644 --- a/include/asm-mips/interrupt.h +++ b/include/asm-mips/irqflags.h @@ -8,13 +8,15 @@ * Copyright (C) 1999 Silicon Graphics * Copyright (C) 2000 MIPS Technologies, Inc. */ -#ifndef _ASM_INTERRUPT_H -#define _ASM_INTERRUPT_H +#ifndef _ASM_IRQFLAGS_H +#define _ASM_IRQFLAGS_H + +#ifndef __ASSEMBLY__ #include <asm/hazards.h> __asm__ ( - " .macro local_irq_enable \n" + " .macro raw_local_irq_enable \n" " .set push \n" " .set reorder \n" " .set noat \n" @@ -35,10 +37,10 @@ __asm__ ( " .set pop \n" " .endm"); -static inline void local_irq_enable(void) +static inline void raw_local_irq_enable(void) { __asm__ __volatile__( - "local_irq_enable" + "raw_local_irq_enable" : /* no outputs */ : /* no inputs */ : "memory"); @@ -63,7 +65,7 @@ static inline void local_irq_enable(void) * Workaround: mask EXL bit of the result or place a nop before mfc0. */ __asm__ ( - " .macro local_irq_disable\n" + " .macro raw_local_irq_disable\n" " .set push \n" " .set noat \n" #ifdef CONFIG_MIPS_MT_SMTC @@ -84,17 +86,17 @@ __asm__ ( " .set pop \n" " .endm \n"); -static inline void local_irq_disable(void) +static inline void raw_local_irq_disable(void) { __asm__ __volatile__( - "local_irq_disable" + "raw_local_irq_disable" : /* no outputs */ : /* no inputs */ : "memory"); } __asm__ ( - " .macro local_save_flags flags \n" + " .macro raw_local_save_flags flags \n" " .set push \n" " .set reorder \n" #ifdef CONFIG_MIPS_MT_SMTC @@ -105,13 +107,13 @@ __asm__ ( " .set pop \n" " .endm \n"); -#define local_save_flags(x) \ +#define raw_local_save_flags(x) \ __asm__ __volatile__( \ - "local_save_flags %0" \ + "raw_local_save_flags %0" \ : "=r" (x)) __asm__ ( - " .macro local_irq_save result \n" + " .macro raw_local_irq_save result \n" " .set push \n" " .set reorder \n" " .set noat \n" @@ -135,15 +137,15 @@ __asm__ ( " .set pop \n" " .endm \n"); -#define local_irq_save(x) \ +#define raw_local_irq_save(x) \ __asm__ __volatile__( \ - "local_irq_save\t%0" \ + "raw_local_irq_save\t%0" \ : "=r" (x) \ : /* no inputs */ \ : "memory") __asm__ ( - " .macro local_irq_restore flags \n" + " .macro raw_local_irq_restore flags \n" " .set push \n" " .set noreorder \n" " .set noat \n" @@ -182,40 +184,42 @@ __asm__ ( " .set pop \n" " .endm \n"); -#define local_irq_restore(flags) \ +#define raw_local_irq_restore(flags) \ do { \ unsigned long __tmp1; \ \ __asm__ __volatile__( \ - "local_irq_restore\t%0" \ + "raw_local_irq_restore\t%0" \ : "=r" (__tmp1) \ : "0" (flags) \ : "memory"); \ } while(0) -static inline int irqs_disabled(void) +static inline int raw_irqs_disabled_flags(unsigned long flags) { #ifdef CONFIG_MIPS_MT_SMTC /* * SMTC model uses TCStatus.IXMT to disable interrupts for a thread/CPU */ - unsigned long __result; - - __asm__ __volatile__( - " .set noreorder \n" - " mfc0 %0, $2, 1 \n" - " andi %0, 0x400 \n" - " slt %0, $0, %0 \n" - " .set reorder \n" - : "=r" (__result)); - - return __result; + return flags & 0x400; #else - unsigned long flags; - local_save_flags(flags); - return !(flags & 1); #endif } -#endif /* _ASM_INTERRUPT_H */ +#endif + +/* + * Do the CPU's IRQ-state tracing from assembly code. + */ +#ifdef CONFIG_TRACE_IRQFLAGS +# define TRACE_IRQS_ON \ + jal trace_hardirqs_on +# define TRACE_IRQS_OFF \ + jal trace_hardirqs_off +#else +# define TRACE_IRQS_ON +# define TRACE_IRQS_OFF +#endif + +#endif /* _ASM_IRQFLAGS_H */ diff --git a/include/asm-mips/mipsregs.h b/include/asm-mips/mipsregs.h index b4169f0fb13b..677668867b9d 100644 --- a/include/asm-mips/mipsregs.h +++ b/include/asm-mips/mipsregs.h @@ -1417,7 +1417,7 @@ change_c0_##name(unsigned int change, unsigned int new) \ #else /* SMTC versions that manage MT scheduling */ -#include <asm/interrupt.h> +#include <linux/irqflags.h> /* * This is a duplicate of dmt() in mipsmtregs.h to avoid problems with diff --git a/include/asm-mips/system.h b/include/asm-mips/system.h index 130333d7c4ee..13c98dde82dc 100644 --- a/include/asm-mips/system.h +++ b/include/asm-mips/system.h @@ -13,13 +13,13 @@ #define _ASM_SYSTEM_H #include <linux/types.h> +#include <linux/irqflags.h> #include <asm/addrspace.h> #include <asm/cpu-features.h> #include <asm/dsp.h> #include <asm/ptrace.h> #include <asm/war.h> -#include <asm/interrupt.h> /* * read_barrier_depends - Flush all pending reads that subsequents reads |
