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| author | Ingo Molnar <mingo@kernel.org> | 2015-03-05 20:52:18 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-03-05 20:52:18 +0100 |
| commit | 33ca8a53f262b4af40611bea331b8c87d133af72 (patch) | |
| tree | d6468c820a556c4915bcb5b761204a0fb19e8225 /include/linux/suspend.h | |
| parent | db2dcb4f91d5fec5c346a82c309187ee821e2495 (diff) | |
| parent | 13a7a6ac0a11197edcd0f756a035f472b42cdf8b (diff) | |
| download | kernel_replicant_linux-33ca8a53f262b4af40611bea331b8c87d133af72.tar.gz kernel_replicant_linux-33ca8a53f262b4af40611bea331b8c87d133af72.tar.bz2 kernel_replicant_linux-33ca8a53f262b4af40611bea331b8c87d133af72.zip | |
Merge tag 'v4.0-rc2' into irq/core, to refresh the tree before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/suspend.h')
| -rw-r--r-- | include/linux/suspend.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/suspend.h b/include/linux/suspend.h index 3388c1b6f7d8..5efe743ce1e8 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -201,6 +201,21 @@ struct platform_freeze_ops { */ extern void suspend_set_ops(const struct platform_suspend_ops *ops); extern int suspend_valid_only_mem(suspend_state_t state); + +/* Suspend-to-idle state machnine. */ +enum freeze_state { + FREEZE_STATE_NONE, /* Not suspended/suspending. */ + FREEZE_STATE_ENTER, /* Enter suspend-to-idle. */ + FREEZE_STATE_WAKE, /* Wake up from suspend-to-idle. */ +}; + +extern enum freeze_state __read_mostly suspend_freeze_state; + +static inline bool idle_should_freeze(void) +{ + return unlikely(suspend_freeze_state == FREEZE_STATE_ENTER); +} + extern void freeze_set_ops(const struct platform_freeze_ops *ops); extern void freeze_wake(void); @@ -228,6 +243,7 @@ extern int pm_suspend(suspend_state_t state); static inline void suspend_set_ops(const struct platform_suspend_ops *ops) {} static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; } +static inline bool idle_should_freeze(void) { return false; } static inline void freeze_set_ops(const struct platform_freeze_ops *ops) {} static inline void freeze_wake(void) {} #endif /* !CONFIG_SUSPEND */ |