uapi/sound/asoc.h

1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3  * uapi/sound/asoc.h -- ALSA SoC Firmware Controls and DAPM
34  * Maximum number of physical link's hardware configs
38 /* individual kcontrol info types - can be mixed with other types */
49 /* individual widget kcontrol info types - can be mixed with other types */
56 /* DAPM widget types - add new items to the end */
116 /* vendor block IDs - please add new vendor types to end */
133 /* DAI flags */
138 /* DAI clock gating */
143 /* DAI mclk_direction */
147 /* DAI physical PCM data formats.
162 /* DAI link flags */
168 /* DAI topology BCLK parameter
177 /* DAI topology FSYNC parameter
317  * FE or BE Stream configuration supported by SW/FW
331  * Describes a physical link's runtime supported hardware config,
336 	__le32 id;		/* unique ID - - used to match */
363  * File block representation for manifest :-
364  * +-----------------------------------+----+
366  * +-----------------------------------+----+
368  * +-----------------------------------+----+
376 	__le32 dai_link_elems;	/* number of DAI link elements */
377 	__le32 dai_elems;	/* number of physical DAI elements */
385  * File block representation for mixer kcontrol :-
386  * +-----------------------------------+----+
388  * +-----------------------------------+----+
390  * +-----------------------------------+----+
407  * File block representation for enum kcontrol :-
408  * +-----------------------------------+----+
410  * +-----------------------------------+----+
412  * +-----------------------------------+----+
430  * File block representation for bytes kcontrol :-
431  * +-----------------------------------+----+
433  * +-----------------------------------+----+
435  * +-----------------------------------+----+
451  * File block representation for DAPM graph elements :-
452  * +-------------------------------------+----+
454  * +-------------------------------------+----+
456  * +-------------------------------------+----+
467  * File block representation for DAPM widget :-
468  * +-------------------------------------+-----+
470  * +-------------------------------------+-----+
472  * +-------------------------------------+-----+
475  * +-------------------------------------+-----+
488 	__le32 mask;		/* non-shifted mask */
504  * Describes SW/FW specific features of PCM (FE DAI & DAI link).
506  * File block representation for PCM :-
507  * +-----------------------------------+-----+
509  * +-----------------------------------+-----+
511  * +-----------------------------------+-----+
517 	__le32 pcm_id;		/* unique ID - used to match with DAI link */
518 	__le32 dai_id;		/* unique ID - used to match */
522 	struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* for DAI link */
524 	struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */
532  * Describes the physical link runtime supported configs or params
534  * File block representation for physical link config :-
535  * +-----------------------------------+-----+
537  * +-----------------------------------+-----+
539  * +-----------------------------------+-----+
543 	__le32 id;              /* unique ID - used to match */
544 	char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */
545 	char stream_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* stream name - used to match */
557  * Describes SW/FW specific features of physical DAI.
560  * File block representation for physical DAI :-
561  * +-----------------------------------+-----+
563  * +-----------------------------------+-----+
565  * +-----------------------------------+-----+
569 	char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */
570 	__le32 dai_id;          /* unique ID - used to match */
573 	struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */