[PATCH 04/10] drm/amdgpu: skip suspend/resume on DRM_SWITCH_POWER_DYNAMIC_OFF

Alex Deucher alexdeucher at gmail.com
Wed Aug 31 22:08:50 UTC 2016


Missed this case previously. No need to do anything if the
device is already off.  runtime pm will handle it.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 2f96334..e6b34dc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1842,7 +1842,8 @@ int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon,
 
 	adev = dev->dev_private;
 
-	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
+	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF ||
+	    dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF)
 		return 0;
 
 	drm_kms_helper_poll_disable(dev);
@@ -1926,7 +1927,8 @@ int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon,
 	struct drm_crtc *crtc;
 	int r;
 
-	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
+	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF ||
+	    dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF)
 		return 0;
 
 	if (fbcon) {
-- 
2.5.5



More information about the amd-gfx mailing list