From: Rex Zhu Date: Thu, 23 Aug 2018 03:46:13 +0000 (+0800) Subject: drm/amdgpu: Remove duplicated power source update X-Git-Tag: v4.20-rc1~21^2~27^2~209 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=d3200a536ccbc047cee408c44a92235c4e84c91b;p=uclinux-h8%2Flinux.git drm/amdgpu: Remove duplicated power source update when ac/dc switch, driver will be notified by acpi event. then the power source will be updated. so don't need to get power source when set power state. Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c index daa55fb06171..3e51e9c89f04 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c @@ -1933,14 +1933,6 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev) amdgpu_fence_wait_empty(ring); } - mutex_lock(&adev->pm.mutex); - /* update battery/ac status */ - if (power_supply_is_system_supplied() > 0) - adev->pm.ac_power = true; - else - adev->pm.ac_power = false; - mutex_unlock(&adev->pm.mutex); - if (adev->powerplay.pp_funcs->dispatch_tasks) { if (!amdgpu_device_has_dc_support(adev)) { mutex_lock(&adev->pm.mutex);