Commit 5334240c authored by Libin Yang's avatar Libin Yang Committed by Takashi Iwai
Browse files

drm/i915: Add audio sync_audio_rate callback



Add the sync_audio_rate callback.

With the callback, audio driver can trigger
i915 driver to set the proper N/CTS or N/M
based on different sample rates.
Signed-off-by: default avatarLibin Yang <libin.yang@intel.com>
Reviewed-by: default avatarJani Nikula <jani.nikula@intel.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 1f93e4a9
......@@ -33,6 +33,13 @@ struct i915_audio_component {
void (*put_power)(struct device *);
void (*codec_wake_override)(struct device *, bool enable);
int (*get_cdclk_freq)(struct device *);
/**
* @sync_audio_rate: set n/cts based on the sample rate
*
* Called from audio driver. After audio driver sets the
* sample rate, it will call this function to set n/cts
*/
int (*sync_audio_rate)(struct device *, int port, int rate);
} *ops;
const struct i915_audio_component_audio_ops {
......
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