Unverified Commit 226abb75 authored by Ranjani Sridharan's avatar Ranjani Sridharan Committed by Mark Brown
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ASoC: SOF: IPC: Introduce IPC ops 



In preparation for supporting a new IPC version that will be introduced
in the SOF firmware, add a new set of ops that will be version specific.

For now, the IPC ops contain only the topology-related ops for setting
up widgets and pipeline connections. It will be expanded later to also
abstract the IPC-specific items in the component driver and DAI driver.

Signed-off-by: default avatarRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: default avatarPéter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220314200520.1233427-4-ranjani.sridharan@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 0af0f463

sound/soc/sof/sof-audio.h

+36 −0
Original line number Diff line number Diff line
@@ -30,6 +30,42 @@ 


#define WIDGET_IS_DAI(id) ((id) == snd_soc_dapm_dai_in || (id) == snd_soc_dapm_dai_out)



struct snd_sof_widget;

struct snd_sof_route;



/**

 * struct sof_ipc_tplg_widget_ops - IPC-specific ops for topology widgets

 * @ipc_setup: Function pointer for setting up widget IPC params

 * @ipc_free: Function pointer for freeing widget IPC params

 * @token_list: List of token ID's that should be parsed for the widget

 * @token_list_size: number of elements in token_list

 * @bind_event: Function pointer for binding events to the widget

 */

struct sof_ipc_tplg_widget_ops {

	int (*ipc_setup)(struct snd_sof_widget *swidget);

	void (*ipc_free)(struct snd_sof_widget *swidget);

	enum sof_tokens *token_list;

	int token_list_size;

	int (*bind_event)(struct snd_soc_component *scomp, struct snd_sof_widget *swidget,

			  u16 event_type);

};



/**

 * struct sof_ipc_tplg_ops - IPC-specific topology ops

 * @widget: Array of pointers to IPC-specific ops for widgets. This should always be of size

 *	    SND_SOF_DAPM_TYPE_COUNT i.e one per widget type. Unsupported widget types will be

 *	    initialized to 0.

 * @route_setup: Function pointer for setting up pipeline connections

 * @token_list: List of all tokens supported by the IPC version. The size of the token_list

 *		array should be SOF_TOKEN_COUNT. The unused elements in the array will be

 *		initialized to 0.

 */

struct sof_ipc_tplg_ops {

	const struct sof_ipc_tplg_widget_ops *widget;

	int (*route_setup)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute);

	const struct sof_token_info *token_list;

};



/** struct snd_sof_tuple - Tuple info

 * @token:	Token ID

 * @value:	union of a string or a u32 values

sound/soc/sof/sof-priv.h

+13 −0
Original line number Diff line number Diff line
@@ -360,6 +360,16 @@ struct snd_sof_ipc_msg { 
	bool ipc_complete;

};



struct sof_ipc_tplg_ops;



/**

 * struct sof_ipc_ops - IPC-specific ops

 * @tplg:	Pointer to IPC-specific topology ops

 */

struct sof_ipc_ops {

	const struct sof_ipc_tplg_ops *tplg;

};



/* SOF generic IPC data */

struct snd_sof_ipc {

	struct snd_sof_dev *sdev;
@@ -370,6 +380,9 @@ struct snd_sof_ipc { 
	bool disable_ipc_tx;



	struct snd_sof_ipc_msg msg;



	/* IPC ops based on version */

	const struct sof_ipc_ops *ops;

};



/*