[Intel-gfx] [PATCH v2 2/4] drm: do not debug log about missing CEA extensions on NULL edid

Jani Nikula jani.nikula at intel.com
Fri Feb 17 15:20:52 UTC 2017


Make the drm_edid_to_eld() function useful for resetting, not just
setting, the ELD and HDMI VSDB data, without debug warnings about
missing CEA extensions.

Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 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 24e7b282f16c..4bb50e0e7110 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3437,6 +3437,9 @@ void drm_edid_to_eld(struct drm_connector *connector, struct edid *edid)
 	connector->video_latency[1] = 0;
 	connector->audio_latency[1] = 0;
 
+	if (!edid)
+		return;
+
 	cea = drm_find_cea_extension(edid);
 	if (!cea) {
 		DRM_DEBUG_KMS("ELD: no CEA Extension found\n");
-- 
2.1.4



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