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drm/radeon: only mark audio as connected if the monitor supports it (v3)

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Otherwise the driver may try and send audio which may confuse the
monitor.

v2: set pin to NULL if no audio
v3: avoid crash with analog encoders

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Alex Deucher 2015-04-07 09:52:42 -04:00
parent 362ff25139
commit 0f55db36d4
2 changed files with 21 additions and 14 deletions
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8
drivers/gpu/drm/radeon/radeon_connectors.c
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@ -1379,8 +1379,10 @@ out:
/* updated in get modes as well since we need to know if it's analog or digital */
radeon_connector_update_scratch_regs(connector, ret);
if (radeon_audio != 0)
if (radeon_audio != 0) {
radeon_connector_get_edid(connector);
radeon_audio_detect(connector, ret);
}
exit:
pm_runtime_mark_last_busy(connector->dev->dev);
@ -1717,8 +1719,10 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
radeon_connector_update_scratch_regs(connector, ret);
if (radeon_audio != 0)
if (radeon_audio != 0) {
radeon_connector_get_edid(connector);
radeon_audio_detect(connector, ret);
}
out:
pm_runtime_mark_last_busy(connector->dev->dev);