[RFC 12/19] drm/edid: convert drm_parse_cea_ext() to use cea db iter
Jani Nikula
jani.nikula at intel.com
Tue Mar 22 21:40:41 UTC 2022
Iterate through all CEA data blocks across all CEA extensions and
DisplayID data blocks.
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
drivers/gpu/drm/drm_edid.c | 25 +++++++++++++------------
1 file changed, 13 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 77763d94dd93..d4bf9ef09c3c 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -5342,8 +5342,9 @@ static void drm_parse_cea_ext(struct drm_connector *connector,
const struct edid *edid)
{
struct drm_display_info *info = &connector->display_info;
+ const struct cea_db *db;
+ struct cea_db_iter iter;
const u8 *edid_ext;
- int i, start, end;
edid_ext = drm_find_cea_extension(edid);
if (!edid_ext)
@@ -5358,25 +5359,25 @@ static void drm_parse_cea_ext(struct drm_connector *connector,
if (edid_ext[3] & EDID_CEA_YCRCB422)
info->color_formats |= DRM_COLOR_FORMAT_YCBCR422;
- if (cea_db_offsets(edid_ext, &start, &end))
- return;
-
- for_each_cea_db(edid_ext, i, start, end) {
- const u8 *db = &edid_ext[i];
+ cea_db_iter_edid_begin(edid, &iter);
+ cea_db_iter_for_each(db, &iter) {
+ /* FIXME: convert parsers to use struct cea_db */
+ const u8 *data = (const u8 *)db;
if (cea_db_is_hdmi_vsdb(db))
- drm_parse_hdmi_vsdb_video(connector, db);
+ drm_parse_hdmi_vsdb_video(connector, data);
if (cea_db_is_hdmi_forum_vsdb(db))
- drm_parse_hdmi_forum_vsdb(connector, db);
+ drm_parse_hdmi_forum_vsdb(connector, data);
if (cea_db_is_microsoft_vsdb(db))
- drm_parse_microsoft_vsdb(connector, db);
+ drm_parse_microsoft_vsdb(connector, data);
if (cea_db_is_y420cmdb(db))
- drm_parse_y420cmdb_bitmap(connector, db);
+ drm_parse_y420cmdb_bitmap(connector, data);
if (cea_db_is_vcdb(db))
- drm_parse_vcdb(connector, db);
+ drm_parse_vcdb(connector, data);
if (cea_db_is_hdmi_hdr_metadata_block(db))
- drm_parse_hdr_metadata_block(connector, db);
+ drm_parse_hdr_metadata_block(connector, data);
}
+ cea_db_iter_end(&iter);
}
static
--
2.30.2
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