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-rw-r--r--include/sound/compress_driver.h1
-rw-r--r--include/sound/soc-dai.h3
-rw-r--r--include/sound/soc.h16
3 files changed, 19 insertions, 1 deletions
diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h
index 48f2a1ff2bbc..f2912abacdf3 100644
--- a/include/sound/compress_driver.h
+++ b/include/sound/compress_driver.h
@@ -61,6 +61,7 @@ struct snd_compr_runtime {
u64 total_bytes_available;
u64 total_bytes_transferred;
wait_queue_head_t sleep;
+ void *private_data;
};
/**
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 1f69e0af2941..628db7bca4fd 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -18,6 +18,7 @@
struct snd_pcm_substream;
struct snd_soc_dapm_widget;
+struct snd_compr_stream;
/*
* DAI hardware audio formats.
@@ -205,6 +206,8 @@ struct snd_soc_dai_driver {
int (*remove)(struct snd_soc_dai *dai);
int (*suspend)(struct snd_soc_dai *dai);
int (*resume)(struct snd_soc_dai *dai);
+ /* compress dai */
+ bool compress_dai;
/* ops */
const struct snd_soc_dai_ops *ops;
diff --git a/include/sound/soc.h b/include/sound/soc.h
index e063380f63a2..313b7660562c 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -22,6 +22,7 @@
#include <linux/regmap.h>
#include <sound/core.h>
#include <sound/pcm.h>
+#include <sound/compress_driver.h>
#include <sound/control.h>
#include <sound/ac97_codec.h>
@@ -399,6 +400,7 @@ int snd_soc_platform_read(struct snd_soc_platform *platform,
int snd_soc_platform_write(struct snd_soc_platform *platform,
unsigned int reg, unsigned int val);
int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num);
+int soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num);
struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card,
const char *dai_link, int stream);
@@ -632,6 +634,13 @@ struct snd_soc_ops {
int (*trigger)(struct snd_pcm_substream *, int);
};
+struct snd_soc_compr_ops {
+ int (*startup)(struct snd_compr_stream *);
+ void (*shutdown)(struct snd_compr_stream *);
+ int (*set_params)(struct snd_compr_stream *);
+ int (*trigger)(struct snd_compr_stream *);
+};
+
/* SoC cache ops */
struct snd_soc_cache_ops {
const char *name;
@@ -787,9 +796,12 @@ struct snd_soc_platform_driver {
snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *,
struct snd_soc_dai *);
- /* platform stream ops */
+ /* platform stream pcm ops */
struct snd_pcm_ops *ops;
+ /* platform stream compress ops */
+ struct snd_compr_ops *compr_ops;
+
/* platform stream completion event */
int (*stream_event)(struct snd_soc_dapm_context *dapm, int event);
@@ -891,6 +903,7 @@ struct snd_soc_dai_link {
/* machine stream operations */
struct snd_soc_ops *ops;
+ struct snd_soc_compr_ops *compr_ops;
};
struct snd_soc_codec_conf {
@@ -1027,6 +1040,7 @@ struct snd_soc_pcm_runtime {
/* runtime devices */
struct snd_pcm *pcm;
+ struct snd_compr *compr;
struct snd_soc_codec *codec;
struct snd_soc_platform *platform;
struct snd_soc_dai *codec_dai;