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Merge "ALSA: compress: Add support to send codec specific data"

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qctecmdr 2019-12-10 12:44:53 -08:00 • committed by Gerrit - the friendly Code Review server
commit 72f168d252
1 changed files with 6 additions and 0 deletions
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6
include/uapi/sound/compress_offload.h
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@ -185,6 +185,8 @@ struct snd_compr_metadata {
* SNDRV_COMPRESS_STOP: stop a running stream, discarding ring buffer content
* and the buffers currently with DSP
* SNDRV_COMPRESS_DRAIN: Play till end of buffers and stop after that
* SNDRV_COMPRESS_SET_NEXT_TRACK_PARAM: send codec specific data for the next
* track in gapless
* SNDRV_COMPRESS_IOCTL_VERSION: Query the API version
*/
#define SNDRV_COMPRESS_IOCTL_VERSION _IOR('C', 0x00, int)
@ -206,6 +208,10 @@ struct snd_compr_metadata {
#define SNDRV_COMPRESS_DRAIN _IO('C', 0x34)
#define SNDRV_COMPRESS_NEXT_TRACK _IO('C', 0x35)
#define SNDRV_COMPRESS_PARTIAL_DRAIN _IO('C', 0x36)
#ifdef CONFIG_AUDIO_QGKI
#define SNDRV_COMPRESS_SET_NEXT_TRACK_PARAM\
_IOW('C', 0x80, union snd_codec_options)
#endif
/*
* TODO
* 1. add mmap support