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Commit 3f4c90bd authored by Libin Yang's avatar Libin Yang Committed by Daniel Vetter
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drm/i915: add kerneldoc for i915_audio_component 



Add the kerneldoc for i915_audio_component in i915_component.h

Signed-off-by: default avatarLibin Yang <libin.yang@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 28446598

include/drm/i915_component.h

+38 −27
Original line number Diff line number Diff line
@@ -30,29 +30,25 @@ 
 */

#define MAX_PORTS 5



struct i915_audio_component {

	struct device *dev;

/**

	 * @aud_sample_rate: the array of audio sample rate per port

 * struct i915_audio_component_ops - callbacks defined in gfx driver

 * @owner: the module owner

 * @get_power: get the POWER_DOMAIN_AUDIO power well

 * @put_power: put the POWER_DOMAIN_AUDIO power well

 * @codec_wake_override: Enable/Disable generating the codec wake signal

 * @get_cdclk_freq: get the Core Display Clock in KHz

 * @sync_audio_rate: set n/cts based on the sample rate

 */

	int aud_sample_rate[MAX_PORTS];



	const struct i915_audio_component_ops {

struct i915_audio_component_ops {

	struct module *owner;

	void (*get_power)(struct device *);

	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 {

struct i915_audio_component_audio_ops {

	void *audio_ptr;

	/**

	 * Call from i915 driver, notifying the HDA driver that
@@ -61,7 +57,22 @@ struct i915_audio_component { 
	 * @port:	Which port has changed (PORTA / PORTB / PORTC etc)

	 */

	void (*pin_eld_notify)(void *audio_ptr, int port);

	} *audio_ops;

};



/**

 * struct i915_audio_component - used for audio video interaction

 * @dev: the device from gfx driver

 * @aud_sample_rate: the array of audio sample rate per port

 * @ops: callback for audio driver calling

 * @audio_ops: Call from i915 driver

 */

struct i915_audio_component {

	struct device *dev;

	int aud_sample_rate[MAX_PORTS];



	const struct i915_audio_component_ops *ops;



	const struct i915_audio_component_audio_ops *audio_ops;

};



#endif /* _I915_COMPONENT_H_ */