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path: root/drivers/gpu/drm/radeon/radeon_connectors.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_connectors.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 519b5e2f1ee8..6ab6c414609b 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -64,18 +64,16 @@ void radeon_connector_hotplug(struct drm_connector *connector)
if (connector->dpms != DRM_MODE_DPMS_ON)
return;
- /* powering up/down the eDP panel generates hpd events which
- * can interfere with modesetting.
- */
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
- return;
+ /* just deal with DP (not eDP) here. */
+ if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
+ int saved_dpms = connector->dpms;
- /* pre-r600 did not always have the hpd pins mapped accurately to connectors */
- if (rdev->family >= CHIP_R600) {
- if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))
+ if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd) &&
+ radeon_dp_needs_link_train(radeon_connector))
drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
else
drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
+ connector->dpms = saved_dpms;
}
}