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author | Grant Likely <grant.likely@secretlab.ca> | 2011-03-12 01:25:53 -0700 |
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committer | Grant Likely <grant.likely@secretlab.ca> | 2011-03-12 01:25:53 -0700 |
commit | 9c3c8afccb6a163fd2be739f511e863eab668702 (patch) | |
tree | e587a5377ada98fed8cfa6c8ee63125361f2818a /drivers/gpu/drm/i915/intel_dp.c | |
parent | 290293eda2c6dd368476d71433bdef07c39a6829 (diff) | |
parent | a5abba989deceb731047425812d268daf7536575 (diff) | |
download | kernel_samsung_smdk4412-9c3c8afccb6a163fd2be739f511e863eab668702.zip kernel_samsung_smdk4412-9c3c8afccb6a163fd2be739f511e863eab668702.tar.gz kernel_samsung_smdk4412-9c3c8afccb6a163fd2be739f511e863eab668702.tar.bz2 |
Merge commit 'v2.6.38-rc8' into spi/next
Conflicts:
drivers/spi/pxa2xx_spi_pci.c
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 36 |
1 files changed, 30 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 1f4242b..51cb4e3 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1639,6 +1639,24 @@ static int intel_dp_get_modes(struct drm_connector *connector) return 0; } +static bool +intel_dp_detect_audio(struct drm_connector *connector) +{ + struct intel_dp *intel_dp = intel_attached_dp(connector); + struct edid *edid; + bool has_audio = false; + + edid = drm_get_edid(connector, &intel_dp->adapter); + if (edid) { + has_audio = drm_detect_monitor_audio(edid); + + connector->display_info.raw_edid = NULL; + kfree(edid); + } + + return has_audio; +} + static int intel_dp_set_property(struct drm_connector *connector, struct drm_property *property, @@ -1652,17 +1670,23 @@ intel_dp_set_property(struct drm_connector *connector, return ret; if (property == intel_dp->force_audio_property) { - if (val == intel_dp->force_audio) + int i = val; + bool has_audio; + + if (i == intel_dp->force_audio) return 0; - intel_dp->force_audio = val; + intel_dp->force_audio = i; - if (val > 0 && intel_dp->has_audio) - return 0; - if (val < 0 && !intel_dp->has_audio) + if (i == 0) + has_audio = intel_dp_detect_audio(connector); + else + has_audio = i > 0; + + if (has_audio == intel_dp->has_audio) return 0; - intel_dp->has_audio = val > 0; + intel_dp->has_audio = has_audio; goto done; } |