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author | Libin Yang <libin.yang@intel.com> | 2015-09-02 14:11:39 +0800 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2015-09-25 10:04:53 +0200 |
commit | 4a21ef7d1d2b19fdd986783e9ef53bd15fdc87bf (patch) | |
tree | 7f9e4e8391345f86ba5e63be5a7e6257840bcb5f /drivers/gpu/drm/i915/i915_dma.c | |
parent | 5334240c30cb0058fa8c373bf0d653337833230d (diff) | |
download | op-kernel-dev-4a21ef7d1d2b19fdd986783e9ef53bd15fdc87bf.zip op-kernel-dev-4a21ef7d1d2b19fdd986783e9ef53bd15fdc87bf.tar.gz |
drm/i915: implement sync_audio_rate callback
HDMI audio may not work at some frequencies
with the HW provided N/CTS.
This patch sets the proper N value for the
given audio sample rate at the impacted frequencies.
At other frequencies, it will use the N/CTS value
which HW provides.
Signed-off-by: Libin Yang <libin.yang@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_dma.c')
-rw-r--r-- | drivers/gpu/drm/i915/i915_dma.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index ab37d11..990f656 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -832,6 +832,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) mutex_init(&dev_priv->sb_lock); mutex_init(&dev_priv->modeset_restore_lock); mutex_init(&dev_priv->csr_lock); + mutex_init(&dev_priv->av_mutex); intel_pm_setup(dev); |