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| author | Chanwoo Choi <cw00.choi@samsung.com> | 2016-06-23 04:18:43 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-06-23 23:15:12 +0200 |
| commit | 0d37189e80163c653771916afe28fae1a8d14daa (patch) | |
| tree | 4f3238cc3c8b88541bfe9aa4421ade149b30576d /drivers/devfreq | |
| parent | Merge branch 'fixes' of https://git.kernel.org/pub/scm/linux/kernel/git/mzx/d... (diff) | |
| download | linux-0d37189e80163c653771916afe28fae1a8d14daa.tar.xz linux-0d37189e80163c653771916afe28fae1a8d14daa.zip | |
PM / devfreq: Send the DEVFREQ_POSTCHANGE notification when target() is failed
This patch sends the DEVFREQ_POSTCHANGE notification when
devfreq->profile->targer() is failed. The PRECHANGE/POSTCHANGE
should be paired.
Fixes: 0fe3a66410a3 (PM / devfreq: Add new DEVFREQ_TRANSITION_NOTIFIER notifier)
Reported-by: Lin Huang <hl@rock-chips.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/devfreq')
| -rw-r--r-- | drivers/devfreq/devfreq.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index c7f47e34807b..e92418facc92 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -268,8 +268,11 @@ int update_devfreq(struct devfreq *devfreq) devfreq_notify_transition(devfreq, &freqs, DEVFREQ_PRECHANGE); err = devfreq->profile->target(devfreq->dev.parent, &freq, flags); - if (err) + if (err) { + freqs.new = cur_freq; + devfreq_notify_transition(devfreq, &freqs, DEVFREQ_POSTCHANGE); return err; + } freqs.new = freq; devfreq_notify_transition(devfreq, &freqs, DEVFREQ_POSTCHANGE); |