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drm/radeon: only enable DP audio if the monitor supports it 

We were enabling DP secondary streams even if the monitor
didn't support them.  Fixes display problems on some DP
monitors.

Tested-by: Jim Boz <jim876@xs4all.nl>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2015-02-23 17:45:54 -05:00
parent 94a47c49fe
commit 3473f542ab
1 changed files with 15 additions and 6 deletions
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21
drivers/gpu/drm/radeon/atombios_encoders.c
View File

@ -731,7 +731,9 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
dig_connector = radeon_connector->con_priv;
if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
(dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) {
if (radeon_audio != 0 && ASIC_IS_DCE4(rdev) && !ASIC_IS_DCE5(rdev))
if (radeon_audio != 0 &&
drm_detect_monitor_audio(radeon_connector_edid(connector)) &&
ASIC_IS_DCE4(rdev) && !ASIC_IS_DCE5(rdev))
return ATOM_ENCODER_MODE_DP_AUDIO;
return ATOM_ENCODER_MODE_DP;
} else if (radeon_audio != 0) {
@ -747,7 +749,9 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
}
break;
case DRM_MODE_CONNECTOR_eDP:
if (radeon_audio != 0 && ASIC_IS_DCE4(rdev) && !ASIC_IS_DCE5(rdev))
if (radeon_audio != 0 &&
drm_detect_monitor_audio(radeon_connector_edid(connector)) &&
ASIC_IS_DCE4(rdev) && !ASIC_IS_DCE5(rdev))
return ATOM_ENCODER_MODE_DP_AUDIO;
return ATOM_ENCODER_MODE_DP;
case DRM_MODE_CONNECTOR_DVIA:
@ -1720,8 +1724,10 @@ radeon_atom_encoder_dpms_dig(struct drm_encoder *encoder, int mode)
}
encoder_mode = atombios_get_encoder_mode(encoder);
if (radeon_audio != 0 &&
(encoder_mode == ATOM_ENCODER_MODE_HDMI || ENCODER_MODE_IS_DP(encoder_mode)))
if (connector && (radeon_audio != 0) &&
((encoder_mode == ATOM_ENCODER_MODE_HDMI) ||
(ENCODER_MODE_IS_DP(encoder_mode) &&
drm_detect_monitor_audio(radeon_connector_edid(connector)))))
radeon_audio_dpms(encoder, mode);
}
@ -2136,6 +2142,7 @@ radeon_atom_encoder_mode_set(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 = radeon_get_connector_for_encoder(encoder);
int encoder_mode;
radeon_encoder->pixel_clock = adjusted_mode->clock;
@ -2164,8 +2171,10 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
/* handled in dpms */
encoder_mode = atombios_get_encoder_mode(encoder);
if (radeon_audio != 0 &&
(encoder_mode == ATOM_ENCODER_MODE_HDMI || ENCODER_MODE_IS_DP(encoder_mode)))
if (connector && (radeon_audio != 0) &&
((encoder_mode == ATOM_ENCODER_MODE_HDMI) ||
(ENCODER_MODE_IS_DP(encoder_mode) &&
drm_detect_monitor_audio(radeon_connector_edid(connector)))))
radeon_audio_mode_set(encoder, adjusted_mode);
break;
case ENCODER_OBJECT_ID_INTERNAL_DDI: