diff options
| author | Vaidyanathan Srinivasan <svaidy@linux.vnet.ibm.com> | 2014-02-26 05:38:25 +0530 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-03-05 15:56:31 +1100 |
| commit | aca79d2b6ec2c0b955b22abb71c6dab90fa1d4d5 (patch) | |
| tree | d4eb7a475ad1c2163719924bc1886ff7b2dff3bf /arch/powerpc/include/asm | |
| parent | 1b7839559b3f1c7a09ff94904788a732063ce2de (diff) | |
powerpc/powernv: Add context management for Fast Sleep
Before adding Fast-Sleep into the cpuidle framework, some low level
support needs to be added to enable it. This includes saving and
restoring of certain registers at entry and exit time of this state
respectively just like we do in the NAP idle state.
Signed-off-by: Vaidyanathan Srinivasan <svaidy@linux.vnet.ibm.com>
[Changelog modified by Preeti U. Murthy <preeti@linux.vnet.ibm.com>]
Signed-off-by: Preeti U. Murthy <preeti@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm')
| -rw-r--r-- | arch/powerpc/include/asm/processor.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index b62de43ae5f3..d660dc36831a 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -450,6 +450,7 @@ enum idle_boot_override {IDLE_NO_OVERRIDE = 0, IDLE_POWERSAVE_OFF}; extern int powersave_nap; /* set if nap mode can be used in idle loop */ extern void power7_nap(void); +extern void power7_sleep(void); extern void flush_instruction_cache(void); extern void hard_reset_now(void); extern void poweroff_now(void); |