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authorVandana Kannan <vandana.kannan@intel.com>2014-06-05 14:45:29 +0530
committerDaniel Vetter <daniel.vetter@ffwll.ch>2014-07-23 07:05:25 +0200
commit69ab6d35f699e9e8df068d701e166529c6b4bab8 (patch)
tree81298c9469d68fc1a4e694cb0a4207afbbdf9924
parentff587e45a1a1690f5cd713a2782672c579460365 (diff)
drm/edid: Check for user aspect ratio input
In case user has specified an input for aspect ratio through the property, then the user space value for PAR would take preference over the value from CEA mode list. v2: Thierry's review comments. - Modified the comment "Populate..." as per review comments v3: Thierry's review comments. - Modified the comment to block comment format. Signed-off-by: Vandana Kannan <vandana.kannan@intel.com> Cc: Thierry Reding <thierry.reding@gmail.com> Reviewed-by: Thierry Reding <treding@nvidia.com> Acked-by: Dave Airlie <airlied@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
-rw-r--r--drivers/gpu/drm/drm_edid.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index dfa9769b26b5..58a4a9d20e4a 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3775,8 +3775,14 @@ drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame,
frame->picture_aspect = HDMI_PICTURE_ASPECT_NONE;
- /* Populate picture aspect ratio from CEA mode list */
- if (frame->video_code > 0)
+ /*
+ * Populate picture aspect ratio from either
+ * user input (if specified) or from the CEA mode list.
+ */
+ if (mode->picture_aspect_ratio == HDMI_PICTURE_ASPECT_4_3 ||
+ mode->picture_aspect_ratio == HDMI_PICTURE_ASPECT_16_9)
+ frame->picture_aspect = mode->picture_aspect_ratio;
+ else if (frame->video_code > 0)
frame->picture_aspect = drm_get_cea_aspect_ratio(
frame->video_code);