From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Clear out old max_tmds_clock and dvi_dual information (possibly from a
previous EDID) before parsing the current EDID. Tne current EDID might
not even have these in its HDMI VSDB, which would mean that we'd leave
the old stale values in place.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_edid.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 05ef93c8fa44..40e7f1a863a6 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3360,6 +3360,9 @@ void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid)
connector->video_latency[1] = 0;
connector->audio_latency[1] = 0;
+ connector->max_tmds_clock = 0;
+ connector->dvi_dual = false;
+
cea = drm_find_cea_extension(edid);
if (!cea) {
DRM_DEBUG_KMS("ELD: no CEA Extension found\n");
--
2.7.4
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