drm/radeon: only check the sink type on DP connectors
Avoids a crash on pre-DP asics that support HDMI.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c
index c892152..fa719c5 100644
--- a/drivers/gpu/drm/radeon/radeon_audio.c
+++ b/drivers/gpu/drm/radeon/radeon_audio.c
@@ -469,22 +469,22 @@
dig = radeon_encoder->enc_priv;
if (status == connector_status_connected) {
- struct radeon_connector *radeon_connector;
- int sink_type;
-
if (!drm_detect_monitor_audio(radeon_connector_edid(connector))) {
radeon_encoder->audio = NULL;
return;
}
- radeon_connector = to_radeon_connector(connector);
- sink_type = radeon_dp_getsinktype(radeon_connector);
+ if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
- if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort &&
- sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
- radeon_encoder->audio = rdev->audio.dp_funcs;
- else
+ if (radeon_dp_getsinktype(radeon_connector) ==
+ CONNECTOR_OBJECT_ID_DISPLAYPORT)
+ radeon_encoder->audio = rdev->audio.dp_funcs;
+ else
+ radeon_encoder->audio = rdev->audio.hdmi_funcs;
+ } else {
radeon_encoder->audio = rdev->audio.hdmi_funcs;
+ }
dig->afmt->pin = radeon_audio_get_pin(connector->encoder);
radeon_audio_enable(rdev, dig->afmt->pin, 0xf);