diff options
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 6 | ||||
| -rw-r--r-- | include/drm/drm_connector.h | 8 |
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 0454da505687..813ce00a106a 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -6243,6 +6243,9 @@ static void drm_parse_cea_ext(struct drm_connector *connector, info->color_formats |= DRM_COLOR_FORMAT_YCBCR444; if (edid_ext[3] & EDID_CEA_YCRCB422) info->color_formats |= DRM_COLOR_FORMAT_YCBCR422; + if (edid_ext[3] & EDID_BASIC_AUDIO) + info->has_audio = true; + } drm_edid_iter_end(&edid_iter); @@ -6268,6 +6271,8 @@ static void drm_parse_cea_ext(struct drm_connector *connector, drm_parse_hdr_metadata_block(connector, data); else if (cea_db_tag(db) == CTA_DB_VIDEO) parse_cta_vdb(connector, db); + else if (cea_db_tag(db) == CTA_DB_AUDIO) + info->has_audio = true; } cea_db_iter_end(&iter); @@ -6424,6 +6429,7 @@ static void drm_reset_display_info(struct drm_connector *connector) info->max_tmds_clock = 0; info->dvi_dual = false; info->is_hdmi = false; + info->has_audio = false; info->has_hdmi_infoframe = false; info->rgb_quant_range_selectable = false; memset(&info->hdmi, 0, sizeof(info->hdmi)); diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index e6478fafa6b0..e143fef07de9 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -659,6 +659,14 @@ struct drm_display_info { bool is_hdmi; /** + * @has_audio: True if the sink supports audio. + * + * This field shall be used instead of calling + * drm_detect_monitor_audio() when possible. + */ + bool has_audio; + + /** * @has_hdmi_infoframe: Does the sink support the HDMI infoframe? */ bool has_hdmi_infoframe; |