drm/radeon/audio: don't set speaker allocation on DCE4+

It causes hangs on some asics.  Disable on DCE6+ as well
just to be on the safe side.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c
index 85a69d2ea3d2..9fcd338c0fcf 100644
--- a/drivers/gpu/drm/radeon/dce6_afmt.c
+++ b/drivers/gpu/drm/radeon/dce6_afmt.c
@@ -113,6 +113,9 @@ void dce6_afmt_write_speaker_allocation(struct drm_encoder *encoder)
         u8 *sadb;
         int sad_count;
 
+        /* XXX: setting this register causes hangs on some asics */
+        return;
+
         if (!dig->afmt->pin)
                 return;
 
diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c
index f815c20640bd..fe1de855775e 100644
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -67,6 +67,9 @@ static void dce4_afmt_write_speaker_allocation(struct drm_encoder *encoder)
         u8 *sadb;
         int sad_count;
 
+        /* XXX: setting this register causes hangs on some asics */
+        return;
+
         list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
                 if (connector->encoder == encoder)
                         radeon_connector = to_radeon_connector(connector);