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| author | Vineet Gupta <vgupta@synopsys.com> | 2015-11-16 11:22:07 +0300 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2015-11-16 11:47:02 +0300 |
| commit | 512b5b89b9ef90e7a6475513fa9402e55b0e831c (patch) | |
| tree | 66e6552251a93ebc7a2dca7e48aa873dd9bda259 /arch/arc | |
| parent | 61a163481845ec917914d33bdd60b531dacfcf07 (diff) | |
| download | linux-512b5b89b9ef90e7a6475513fa9402e55b0e831c.tar.xz | |
ARC: Abstract out ISA specific SLEEP args
No semantical changes, prepares for ARCv2 specific change in next commit
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/include/asm/irqflags-arcv2.h | 2 | ||||
| -rw-r--r-- | arch/arc/include/asm/irqflags-compact.h | 2 | ||||
| -rw-r--r-- | arch/arc/kernel/process.c | 9 |
3 files changed, 8 insertions, 5 deletions
diff --git a/arch/arc/include/asm/irqflags-arcv2.h b/arch/arc/include/asm/irqflags-arcv2.h index ad481c24070d..f7c8d3cbeaa1 100644 --- a/arch/arc/include/asm/irqflags-arcv2.h +++ b/arch/arc/include/asm/irqflags-arcv2.h @@ -37,6 +37,8 @@ #define ISA_INIT_STATUS_BITS (STATUS_IE_MASK | STATUS_AD_MASK | \ (ARCV2_IRQ_DEF_PRIO << 1)) +#define ISA_SLEEP_ARG 0x10 + #ifndef __ASSEMBLY__ /* diff --git a/arch/arc/include/asm/irqflags-compact.h b/arch/arc/include/asm/irqflags-compact.h index d8c608174617..c1d36458bfb7 100644 --- a/arch/arc/include/asm/irqflags-compact.h +++ b/arch/arc/include/asm/irqflags-compact.h @@ -43,6 +43,8 @@ #define ISA_INIT_STATUS_BITS STATUS_IE_MASK +#define ISA_SLEEP_ARG 0x3 + #ifndef __ASSEMBLY__ /****************************************************************** diff --git a/arch/arc/kernel/process.c b/arch/arc/kernel/process.c index 91d5a0f1f3f7..a3f750e76b68 100644 --- a/arch/arc/kernel/process.c +++ b/arch/arc/kernel/process.c @@ -44,11 +44,10 @@ SYSCALL_DEFINE0(arc_gettls) void arch_cpu_idle(void) { /* sleep, but enable all interrupts before committing */ - if (is_isa_arcompact()) { - __asm__("sleep 0x3"); - } else { - __asm__("sleep 0x10"); - } + __asm__ __volatile__( + "sleep %0 \n" + : + :"I"(ISA_SLEEP_ARG)); /* can't be "r" has to be embedded const */ } asmlinkage void ret_from_fork(void); |