From: Dave Airlie <airlied@xxxxxxxxxx>
For runtime pm we'd never suspend with the modesetting hw turned on,
so don't try and resume the modesetting hw, as that path will take
locks that the interface that is causing us to wake up might also
take.
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
drivers/gpu/drm/radeon/radeon_device.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 044bc98..de8f498 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -1555,10 +1555,12 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon)
/* reset hpd state */
radeon_hpd_init(rdev);
/* blat the mode back in */
- drm_helper_resume_force_mode(dev);
- /* turn on display hw */
- list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
- drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
+ if (fbcon) {
+ drm_helper_resume_force_mode(dev);
+ /* turn on display hw */
+ list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+ drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
+ }
}
drm_kms_helper_poll_enable(dev);
--
1.8.5.3
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