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 at amd.com>
---
drivers/gpu/drm/radeon/dce6_afmt.c | 3 +++
drivers/gpu/drm/radeon/evergreen_hdmi.c | 3 +++
2 files changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c
b/drivers/gpu/drm/radeon/dce6_afmt.c
index 85a69d2..9fcd338 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 f815c20..fe1de85 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);
--
1.8.3.1
