[ 47/79] drm/radeon: dont allow audio on DCE6

From: Greg Kroah-Hartman
Date: Tue Jun 11 2013 - 16:08:23 EST


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

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

From: Alex Deucher <alexander.deucher@xxxxxxx>

commit 1cbcca302a318499f20a512847c5d6a510c08c35 upstream.

It's not supported yet. Fixes display issues when
users force it on.

Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/gpu/drm/radeon/atombios_encoders.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)

--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -667,6 +667,8 @@ atombios_digital_setup(struct drm_encode
int
atombios_get_encoder_mode(struct drm_encoder *encoder)
{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct drm_connector *connector;
struct radeon_connector *radeon_connector;
@@ -693,7 +695,8 @@ atombios_get_encoder_mode(struct drm_enc
case DRM_MODE_CONNECTOR_DVII:
case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
if (drm_detect_hdmi_monitor(radeon_connector->edid) &&
- radeon_audio)
+ radeon_audio &&
+ !ASIC_IS_DCE6(rdev)) /* remove once we support DCE6 */
return ATOM_ENCODER_MODE_HDMI;
else if (radeon_connector->use_digital)
return ATOM_ENCODER_MODE_DVI;
@@ -704,7 +707,8 @@ atombios_get_encoder_mode(struct drm_enc
case DRM_MODE_CONNECTOR_HDMIA:
default:
if (drm_detect_hdmi_monitor(radeon_connector->edid) &&
- radeon_audio)
+ radeon_audio &&
+ !ASIC_IS_DCE6(rdev)) /* remove once we support DCE6 */
return ATOM_ENCODER_MODE_HDMI;
else
return ATOM_ENCODER_MODE_DVI;
@@ -718,7 +722,8 @@ atombios_get_encoder_mode(struct drm_enc
(dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
return ATOM_ENCODER_MODE_DP;
else if (drm_detect_hdmi_monitor(radeon_connector->edid) &&
- radeon_audio)
+ radeon_audio &&
+ !ASIC_IS_DCE6(rdev)) /* remove once we support DCE6 */
return ATOM_ENCODER_MODE_HDMI;
else
return ATOM_ENCODER_MODE_DVI;


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