From dfc0312596561ac462308fae32130a0c580b7ac1 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 3 May 2022 12:23:58 +0300 Subject: [PATCH] drm/edid: convert drm_parse_cea_ext() to use cea db iter MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Iterate through all CTA data blocks across all CTA Extensions and DisplayID data blocks. Cc: Ville Syrjälä Signed-off-by: Jani Nikula Reviewed-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/7400792525c13f58652f288b891d6057637ed4c8.1651569697.git.jani.nikula@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 3433d9fa4799..98b2e6164468 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -5497,8 +5497,9 @@ 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) @@ -5517,26 +5518,26 @@ static void drm_parse_cea_ext(struct drm_connector *connector, 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) || cea_db_is_hdmi_forum_scdb(db)) - drm_parse_hdmi_forum_scds(connector, db); + drm_parse_hdmi_forum_scds(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 -- 2.11.0