4.1-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alex Deucher <alexander.deuc...@amd.com>

commit 479e9a95120aaae0bf0d3e0b5b26b36ac4a347b6 upstream.

Avoids a crash on pre-DP asics that support HDMI.

Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>

---
 drivers/gpu/drm/radeon/radeon_audio.c |   18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

--- a/drivers/gpu/drm/radeon/radeon_audio.c
+++ b/drivers/gpu/drm/radeon/radeon_audio.c
@@ -469,22 +469,22 @@ void radeon_audio_detect(struct drm_conn
        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);


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