diff mbox series

[v2,7/9] drm/edid: Unconfuse preferred timing stuff a bit

Message ID 20220927170006.27855-8-ville.syrjala@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series drm/edid: Range descriptor stuff | expand

Commit Message

Ville Syrjälä Sept. 27, 2022, 5 p.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

For EDID 1.4 the first detailed timing is always preferred,
for older EDIDs there was a feature flag to indicate the same.
While correct, the code setting that up is rather confusing.
Restate it in a slightly more straightforward manner.

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/drm_edid.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 60e68d27371d..1856560463a3 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3952,13 +3952,14 @@  static int add_detailed_modes(struct drm_connector *connector,
 	struct detailed_mode_closure closure = {
 		.connector = connector,
 		.drm_edid = drm_edid,
-		.preferred = true,
 		.quirks = quirks,
 	};
 
-	if (closure.preferred && !version_greater(drm_edid, 1, 3))
+	if (version_greater(drm_edid, 1, 3))
+		closure.preferred = true; /* first detailed timing is always preferred */
+	else
 		closure.preferred =
-		    (drm_edid->edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING);
+			drm_edid->edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING;
 
 	drm_for_each_detailed_block(drm_edid, do_detailed_mode, &closure);