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[01/10] drm/edid: Clear old audio latency values before parsing the new EDID

Message ID 1470206009-1534-2-git-send-email-ville.syrjala@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ville Syrjälä Aug. 3, 2016, 6:33 a.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Clear out stale audio latency information (potentially from a previous
EDID) before constructing the ELD from the EDID.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/drm_edid.c | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox

Patch

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 7df26d4b7ad8..05ef93c8fa44 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3353,6 +3353,13 @@  void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid)
 
 	memset(eld, 0, sizeof(connector->eld));
 
+	connector->latency_present[0] = false;
+	connector->latency_present[1] = false;
+	connector->video_latency[0] = 0;
+	connector->audio_latency[0] = 0;
+	connector->video_latency[1] = 0;
+	connector->audio_latency[1] = 0;
+
 	cea = drm_find_cea_extension(edid);
 	if (!cea) {
 		DRM_DEBUG_KMS("ELD: no CEA Extension found\n");