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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-09-30 02:21:34 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-09-30 21:05:59 +0200 |
| commit | 2a8a8ce651d3a88fdf83e2ed15633c8d19292108 (patch) | |
| tree | ff98d7ff5d31ffeeacc117d910a63264a625efc7 /kernel/power | |
| parent | e1253e5e3fcd61f1057ef8a39c8c64e6b82358b9 (diff) | |
| download | lwn-2a8a8ce651d3a88fdf83e2ed15633c8d19292108.tar.gz lwn-2a8a8ce651d3a88fdf83e2ed15633c8d19292108.zip | |
PM / sleep: Export dpm_suspend_late/noirq() and dpm_resume_early/noirq()
Subsequent change sets will add platform-related operations between
dpm_suspend_late() and dpm_suspend_noirq() as well as between
dpm_resume_noirq() and dpm_resume_early() in suspend_enter(), so
export these functions for suspend_enter() to be able to call them
separately and split the invocations of dpm_suspend_end() and
dpm_resume_start() in there accordingly.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'kernel/power')
| -rw-r--r-- | kernel/power/suspend.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c index e837dd6783c6..58ae98b7dc2b 100644 --- a/kernel/power/suspend.c +++ b/kernel/power/suspend.c @@ -265,11 +265,16 @@ static int suspend_enter(suspend_state_t state, bool *wakeup) if (error) goto Platform_finish; - error = dpm_suspend_end(PMSG_SUSPEND); + error = dpm_suspend_late(PMSG_SUSPEND); if (error) { - printk(KERN_ERR "PM: Some devices failed to power down\n"); + printk(KERN_ERR "PM: late suspend of devices failed\n"); goto Platform_finish; } + error = dpm_suspend_noirq(PMSG_SUSPEND); + if (error) { + printk(KERN_ERR "PM: noirq suspend of devices failed\n"); + goto Devices_early_resume; + } error = platform_suspend_prepare_late(state); if (error) goto Platform_wake; @@ -319,7 +324,10 @@ static int suspend_enter(suspend_state_t state, bool *wakeup) Platform_wake: platform_suspend_wake(state); - dpm_resume_start(PMSG_RESUME); + dpm_resume_noirq(PMSG_RESUME); + + Devices_early_resume: + dpm_resume_early(PMSG_RESUME); Platform_finish: platform_suspend_finish(state); |