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| author | Daniel Lezcano <daniel.lezcano@linaro.org> | 2019-11-16 14:16:13 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-11-20 11:46:18 +0100 |
| commit | 5aa9ba6312e36c18626e73506b92d1513d815435 (patch) | |
| tree | f67c3683a228133349ae6abc01d7f52221c2dfd9 /include/linux/cpuidle.h | |
| parent | c55b51a06b01d67a99457bb82a8c31081c7faa23 (diff) | |
| download | lwn-5aa9ba6312e36c18626e73506b92d1513d815435.tar.gz lwn-5aa9ba6312e36c18626e73506b92d1513d815435.zip | |
cpuidle: Pass exit latency limit to cpuidle_use_deepest_state()
Modify cpuidle_use_deepest_state() to take an additional exit latency
limit argument to be passed to find_deepest_idle_state() and make
cpuidle_idle_call() pass dev->forced_idle_latency_limit_ns to it for
forced idle.
Suggested-by: Rafael J. Wysocki <rafael@kernel.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
[ rjw: Rebase and rearrange code, subject & changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux/cpuidle.h')
| -rw-r--r-- | include/linux/cpuidle.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 72b26ff1de4b..2dbe46b7c213 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -213,13 +213,15 @@ static inline struct cpuidle_device *cpuidle_get_device(void) {return NULL; } #ifdef CONFIG_CPU_IDLE extern int cpuidle_find_deepest_state(struct cpuidle_driver *drv, - struct cpuidle_device *dev); + struct cpuidle_device *dev, + u64 latency_limit_ns); extern int cpuidle_enter_s2idle(struct cpuidle_driver *drv, struct cpuidle_device *dev); extern void cpuidle_use_deepest_state(u64 latency_limit_ns); #else static inline int cpuidle_find_deepest_state(struct cpuidle_driver *drv, - struct cpuidle_device *dev) + struct cpuidle_device *dev, + u64 latency_limit_ns) {return -ENODEV; } static inline int cpuidle_enter_s2idle(struct cpuidle_driver *drv, struct cpuidle_device *dev) |