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authorVille Syrjälä <ville.syrjala@linux.intel.com>2016-09-28 16:51:40 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2016-10-04 08:23:12 +0200
commit011acce2859ad50b7a923cad4a726220b5f24455 (patch)
tree6e039abf0ccfa50f0d7c9861f6b2debc6a6a1f67 /drivers/gpu/drm/drm_edid.c
parent1cea146a806ae1f34cb1b5e3206ff63a2bb90782 (diff)
drm/edid: Clear the old cea_rev when there's no CEA extension in the new EDID
It's not a good idea to leave stale cea_rev in the drm_display_info. The current EDID might not even have a CEA ext block in which case we'd end up leaving the stale value in place. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Acked-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1475070703-6435-8-git-send-email-ville.syrjala@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
-rw-r--r--drivers/gpu/drm/drm_edid.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index ef8ae691f7aa..48e529df344e 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3844,6 +3844,7 @@ static void drm_add_display_info(struct drm_connector *connector,
/* driver figures it out in this case */
info->bpc = 0;
info->color_formats = 0;
+ info->cea_rev = 0;
if (edid->revision < 3)
return;