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| author | Johan Hovold <johan@kernel.org> | 2017-04-10 13:38:25 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-04-19 23:29:18 +0200 |
| commit | bafdcde73be7d462129cecfc339d3a6abcba91d2 (patch) | |
| tree | 397c5bb357399f8d38236d9fde77ed856a2f0dac /drivers/cpuidle | |
| parent | PM / runtime: Fix autosuspend documentation (diff) | |
| download | linux-bafdcde73be7d462129cecfc339d3a6abcba91d2.tar.xz linux-bafdcde73be7d462129cecfc339d3a6abcba91d2.zip | |
PM / runtime: Document autosuspend-helper side effects
Document the fact that the autosuspend delay and enable helpers may
change the power.usage_count and resume or suspend a device depending on
the values of power.autosuspend_delay and power.use_autosuspend.
Note that this means that a driver must disable autosuspend before
disabling runtime pm on probe errors and on driver unbind if the device
is to be suspended upon return (as a negative delay may otherwise keep
the device resumed).
Signed-off-by: Johan Hovold <johan@kernel.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpuidle')
0 files changed, 0 insertions, 0 deletions