diff options
Diffstat (limited to 'arch/cris')
-rw-r--r-- | arch/cris/arch-v32/kernel/process.c | 8 | ||||
-rw-r--r-- | arch/cris/include/asm/processor.h | 7 | ||||
-rw-r--r-- | arch/cris/kernel/process.c | 25 |
3 files changed, 3 insertions, 37 deletions
diff --git a/arch/cris/arch-v32/kernel/process.c b/arch/cris/arch-v32/kernel/process.c index 2b23ef0e4452..4857933d59f4 100644 --- a/arch/cris/arch-v32/kernel/process.c +++ b/arch/cris/arch-v32/kernel/process.c @@ -20,16 +20,14 @@ extern void stop_watchdog(void); -extern int cris_hlt_counter; - /* We use this if we don't have any better idle routine. */ void default_idle(void) { local_irq_disable(); - if (!need_resched() && !cris_hlt_counter) { - /* Halt until exception. */ + if (!need_resched()) { + /* Halt until exception. */ __asm__ volatile("ei \n\t" - "halt "); + "halt "); } local_irq_enable(); } diff --git a/arch/cris/include/asm/processor.h b/arch/cris/include/asm/processor.h index 675823f70c0f..c0a29b96b92b 100644 --- a/arch/cris/include/asm/processor.h +++ b/arch/cris/include/asm/processor.h @@ -65,13 +65,6 @@ static inline void release_thread(struct task_struct *dead_task) #define cpu_relax() barrier() -/* - * disable hlt during certain critical i/o operations - */ -#define HAVE_DISABLE_HLT -void disable_hlt(void); -void enable_hlt(void); - void default_idle(void); #endif /* __ASM_CRIS_PROCESSOR_H */ diff --git a/arch/cris/kernel/process.c b/arch/cris/kernel/process.c index 104ff4dd9b98..508c9cdacc7b 100644 --- a/arch/cris/kernel/process.c +++ b/arch/cris/kernel/process.c @@ -29,31 +29,6 @@ //#define DEBUG -/* - * The hlt_counter, disable_hlt and enable_hlt is just here as a hook if - * there would ever be a halt sequence (for power save when idle) with - * some largish delay when halting or resuming *and* a driver that can't - * afford that delay. The hlt_counter would then be checked before - * executing the halt sequence, and the driver marks the unhaltable - * region by enable_hlt/disable_hlt. - */ - -int cris_hlt_counter=0; - -void disable_hlt(void) -{ - cris_hlt_counter++; -} - -EXPORT_SYMBOL(disable_hlt); - -void enable_hlt(void) -{ - cris_hlt_counter--; -} - -EXPORT_SYMBOL(enable_hlt); - extern void default_idle(void); void (*pm_power_off)(void); |