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[3/5] drm/i915: Update CRTC state if connector link status property changed

Message ID 1479524342-22021-4-git-send-email-manasi.d.navare@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Navare, Manasi Nov. 19, 2016, 2:59 a.m. UTC 
CRTC state connector_changed needs to be set to true
if connector link status property has changed. This will tell the
driver to do a complete modeset due to change in connector property.

Acked-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tony Cheng <tony.cheng@amd.com>
Cc: dri-devel@lists.freedesktop.org
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
---
 drivers/gpu/drm/drm_atomic_helper.c | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox

Patch

diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index 0b16587..2125fd1 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -519,6 +519,13 @@  static int handle_conflicting_encoders(struct drm_atomic_state *state,
 					       connector_state);
 		if (ret)
 			return ret;
+
+		if (connector->state->crtc) {
+			crtc_state = drm_atomic_get_existing_crtc_state(state,
+									connector->state->crtc);
+			if (connector->link_status == DRM_MODE_LINK_STATUS_BAD)
+				crtc_state->connectors_changed = true;
+		}
 	}
 
 	/*