diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2012-11-30 19:56:57 +0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-28 03:15:51 +0400 |
| commit | 5ca302f70171ca90b43166cbf975a4b1d883b127 (patch) | |
| tree | 867de5acdcf9fb7c4937fedb668d42a1e682b632 /drivers/gpu/drm/radeon/radeon_pm.c | |
| parent | 61b7d6011054ebb63a18ef8fafe4ccf1b2039b61 (diff) | |
| download | linux-5ca302f70171ca90b43166cbf975a4b1d883b127.tar.xz | |
drm/radeon/dpm: track whether we are on AC or battery
Driver needs this information to validate power states.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_pm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_pm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index a97af88a81de..79e35d6a40e3 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -1215,6 +1215,7 @@ static void radeon_pm_compute_clocks_dpm(struct radeon_device *rdev) mutex_lock(&rdev->pm.mutex); + /* update active crtc counts */ rdev->pm.dpm.new_active_crtcs = 0; rdev->pm.dpm.new_active_crtc_count = 0; list_for_each_entry(crtc, @@ -1226,6 +1227,12 @@ static void radeon_pm_compute_clocks_dpm(struct radeon_device *rdev) } } + /* update battery/ac status */ + if (power_supply_is_system_supplied() > 0) + rdev->pm.dpm.ac_power = true; + else + rdev->pm.dpm.ac_power = false; + radeon_dpm_change_power_state_locked(rdev); mutex_unlock(&rdev->pm.mutex); |