diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/5212-drm-amdgpu-Remove-duplicated-power-source-update.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/5212-drm-amdgpu-Remove-duplicated-power-source-update.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/5212-drm-amdgpu-Remove-duplicated-power-source-update.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/5212-drm-amdgpu-Remove-duplicated-power-source-update.patch new file mode 100644 index 00000000..5efccc05 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/5212-drm-amdgpu-Remove-duplicated-power-source-update.patch @@ -0,0 +1,38 @@ +From d6e5ea19d097d414359f9485d2c8a531d2d71392 Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Thu, 23 Aug 2018 11:46:13 +0800 +Subject: [PATCH 5212/5725] 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 <alexander.deucher@amd.com> +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 8 -------- + 1 file changed, 8 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +index 1e9ed55..4928c61 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +@@ -1932,14 +1932,6 @@ 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); +-- +2.7.4 + |