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Commit 01d649fd authored by Nidhisha Dhananjayan's avatar Nidhisha Dhananjayan
Browse files

msm: audio: support for gapless_pcm 



snd_codec_option structure for gapless_pcm_playback.
This is used for updating the channels in gapless pcm
cases.

Change-Id: Id0d950f0f431e5d9fe2a8ccd5e5124a235b66f27
Acked-by: default avatarJanamaddi Sravan Kumar <c_jsrava@qti.qualcomm.com>
Signed-off-by: default avatarNidhisha Dhananjayan <nidhis@codeaurora.org>
parent 71f1e4e5

include/uapi/sound/compress_params.h

+13 −0
Original line number Diff line number Diff line
@@ -56,6 +56,9 @@ 


#define SND_DEC_DDP_MAX_PARAMS 18



/* Maximum PCM channels */

#define MAX_PCM_DECODE_CHANNELS 32



/* AUDIO CODECS SUPPORTED */

#define MAX_NUM_CODECS 32

#define MAX_NUM_CODEC_DESCRIPTORS 32
@@ -416,6 +419,15 @@ struct snd_dec_aptx { 
	__u32 nap;

};



/** struct snd_dec_pcm - codec options for PCM format

 * @num_channels: Number of channels

 * @ch_map: Channel map for the above corresponding channels

 */

struct snd_dec_pcm {

	__u32 num_channels;

	__u8 ch_map[MAX_PCM_DECODE_CHANNELS];

} __attribute__((packed, aligned(4)));



union snd_codec_options {

	struct snd_enc_wma wma;

	struct snd_enc_vorbis vorbis;
@@ -429,6 +441,7 @@ union snd_codec_options { 
	struct snd_dec_ape ape;

	struct snd_dec_aptx aptx_dec;

	struct snd_dec_thd truehd;

	struct snd_dec_pcm pcm_dec;

};



/** struct snd_codec_desc - description of codec capabilities