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drm: Fix EDID color format parsing 

The code should obviously check the EDID feature field for EDID feature flags
and not the color_formats field of the drm_display_info struct. Also update the
color_formats field with new modes instead of overwriting the current mode.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Lars-Peter Clausen 2012-04-16 15:16:18 +02:00 committed by Dave Airlie
parent d1b45d5f05
commit ee58808dec
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/drm_edid.c
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@ -1699,10 +1699,10 @@ static void drm_add_display_info(struct edid *edid,
}
info->color_formats = DRM_COLOR_FORMAT_RGB444;
if (info->color_formats & DRM_EDID_FEATURE_RGB_YCRCB444)
info->color_formats = DRM_COLOR_FORMAT_YCRCB444;
if (info->color_formats & DRM_EDID_FEATURE_RGB_YCRCB422)
info->color_formats = DRM_COLOR_FORMAT_YCRCB422;
if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444)
info->color_formats |= DRM_COLOR_FORMAT_YCRCB444;
if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422)
info->color_formats |= DRM_COLOR_FORMAT_YCRCB422;
/* Get data from CEA blocks if present */
edid_ext = drm_find_cea_extension(edid);