[PATCH 02/14] drm/edid: Convert to drm_output_color_format enum

Maxime Ripard mripard at kernel.org
Tue Feb 24 02:58:41 PST 2026


Now that we introduced a new drm_output_color_format enum to represent
what DRM_COLOR_FORMAT_* bits were representing, we can switch to the new
enum.

The main different is that while DRM_COLOR_FORMAT_ was a bitmask,
drm_output_color_format is a proper enum. However, the enum was done is
such a way than DRM_COLOR_FORMAT_X = BIT(DRM_OUTPUT_COLOR_FORMAT_X) so
the transitition is easier.

The only thing we need to consider is if the original code meant to use
that value as a bitmask, in which case we do need to keep the bit shift,
or as a discriminant in which case we don't.

Signed-off-by: Maxime Ripard <mripard at kernel.org>
---
 drivers/gpu/drm/drm_edid.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 26bb7710a46204548c150a25d390dac512ec7f0e..316bbdcdbbd3a9bb447e1a4127be9da039e306b5 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -5314,11 +5314,11 @@ static void parse_cta_y420cmdb(struct drm_connector *connector,
 	for (i = 0; i < map_len; i++)
 		map |= (u64)data[i] << (8 * i);
 
 out:
 	if (map)
-		info->color_formats |= DRM_COLOR_FORMAT_YCBCR420;
+		info->color_formats |= BIT(DRM_OUTPUT_COLOR_FORMAT_YCBCR420);
 
 	*y420cmdb_map = map;
 }
 
 static int add_cea_modes(struct drm_connector *connector,
@@ -6090,11 +6090,11 @@ static void parse_cta_y420vdb(struct drm_connector *connector,
 
 		if (!drm_valid_cea_vic(vic))
 			continue;
 
 		bitmap_set(hdmi->y420_vdb_modes, vic, 1);
-		info->color_formats |= DRM_COLOR_FORMAT_YCBCR420;
+		info->color_formats |= BIT(DRM_OUTPUT_COLOR_FORMAT_YCBCR420);
 	}
 }
 
 static void drm_parse_vcdb(struct drm_connector *connector, const u8 *db)
 {
@@ -6424,15 +6424,15 @@ static void drm_parse_cea_ext(struct drm_connector *connector,
 				    "[CONNECTOR:%d:%s] CEA extension version mismatch %u != %u\n",
 				    connector->base.id, connector->name,
 				    info->cea_rev, edid_ext[1]);
 
 		/* The existence of a CTA extension should imply RGB support */
-		info->color_formats = DRM_COLOR_FORMAT_RGB444;
+		info->color_formats = BIT(DRM_OUTPUT_COLOR_FORMAT_RGB444);
 		if (edid_ext[3] & EDID_CEA_YCRCB444)
-			info->color_formats |= DRM_COLOR_FORMAT_YCBCR444;
+			info->color_formats |= BIT(DRM_OUTPUT_COLOR_FORMAT_YCBCR444);
 		if (edid_ext[3] & EDID_CEA_YCRCB422)
-			info->color_formats |= DRM_COLOR_FORMAT_YCBCR422;
+			info->color_formats |= BIT(DRM_OUTPUT_COLOR_FORMAT_YCBCR422);
 		if (edid_ext[3] & EDID_BASIC_AUDIO)
 			info->has_audio = true;
 
 	}
 	drm_edid_iter_end(&edid_iter);
@@ -6696,11 +6696,11 @@ static void update_display_info(struct drm_connector *connector,
 		goto out;
 
 	if (!drm_edid_is_digital(drm_edid))
 		goto out;
 
-	info->color_formats |= DRM_COLOR_FORMAT_RGB444;
+	info->color_formats |= BIT(DRM_OUTPUT_COLOR_FORMAT_RGB444);
 	drm_parse_cea_ext(connector, drm_edid);
 
 	update_displayid_info(connector, drm_edid);
 
 	/*
@@ -6750,13 +6750,13 @@ static void update_display_info(struct drm_connector *connector,
 	drm_dbg_kms(connector->dev,
 		    "[CONNECTOR:%d:%s] Assigning EDID-1.4 digital sink color depth as %d bpc.\n",
 		    connector->base.id, connector->name, info->bpc);
 
 	if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444)
-		info->color_formats |= DRM_COLOR_FORMAT_YCBCR444;
+		info->color_formats |= BIT(DRM_OUTPUT_COLOR_FORMAT_YCBCR444);
 	if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422)
-		info->color_formats |= DRM_COLOR_FORMAT_YCBCR422;
+		info->color_formats |= BIT(DRM_OUTPUT_COLOR_FORMAT_YCBCR422);
 
 	drm_update_mso(connector, drm_edid);
 
 out:
 	if (drm_edid_has_internal_quirk(connector, EDID_QUIRK_NON_DESKTOP)) {
@@ -7227,11 +7227,11 @@ static bool is_hdmi2_sink(const struct drm_connector *connector)
 	 */
 	if (!connector)
 		return true;
 
 	return connector->display_info.hdmi.scdc.supported ||
-		connector->display_info.color_formats & DRM_COLOR_FORMAT_YCBCR420;
+		connector->display_info.color_formats & BIT(DRM_OUTPUT_COLOR_FORMAT_YCBCR420);
 }
 
 static u8 drm_mode_hdmi_vic(const struct drm_connector *connector,
 			    const struct drm_display_mode *mode)
 {

-- 
2.52.0




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