#include <linux/list.h>
struct snd_pcm_substream;
+struct snd_soc_dapm_widget;
+struct snd_compr_stream;
/*
* DAI hardware audio formats.
* Describes the physical PCM data formating and clocking. Add new formats
* to the end.
*/
-#define SND_SOC_DAIFMT_I2S 0 /* I2S mode */
-#define SND_SOC_DAIFMT_RIGHT_J 1 /* Right Justified mode */
-#define SND_SOC_DAIFMT_LEFT_J 2 /* Left Justified mode */
-#define SND_SOC_DAIFMT_DSP_A 3 /* L data MSB after FRM LRC */
-#define SND_SOC_DAIFMT_DSP_B 4 /* L data MSB during FRM LRC */
-#define SND_SOC_DAIFMT_AC97 5 /* AC97 */
-#define SND_SOC_DAIFMT_PDM 6 /* Pulse density modulation */
+#define SND_SOC_DAIFMT_I2S 1 /* I2S mode */
+#define SND_SOC_DAIFMT_RIGHT_J 2 /* Right Justified mode */
+#define SND_SOC_DAIFMT_LEFT_J 3 /* Left Justified mode */
+#define SND_SOC_DAIFMT_DSP_A 4 /* L data MSB after FRM LRC */
+#define SND_SOC_DAIFMT_DSP_B 5 /* L data MSB during FRM LRC */
+#define SND_SOC_DAIFMT_AC97 6 /* AC97 */
+#define SND_SOC_DAIFMT_PDM 7 /* Pulse density modulation */
/* left and right justified also known as MSB and LSB respectively */
#define SND_SOC_DAIFMT_MSB SND_SOC_DAIFMT_LEFT_J
* DAI bit clocks can be be gated (disabled) when the DAI is not
* sending or receiving PCM data in a frame. This can be used to save power.
*/
-#define SND_SOC_DAIFMT_CONT (0 << 4) /* continuous clock */
-#define SND_SOC_DAIFMT_GATED (1 << 4) /* clock is gated */
+#define SND_SOC_DAIFMT_CONT (1 << 4) /* continuous clock */
+#define SND_SOC_DAIFMT_GATED (0 << 4) /* clock is gated */
/*
* DAI hardware signal inversions.
* format.
*/
#define SND_SOC_DAIFMT_NB_NF (0 << 8) /* normal bit clock + frame */
-#define SND_SOC_DAIFMT_NB_IF (1 << 8) /* normal BCLK + inv FRM */
-#define SND_SOC_DAIFMT_IB_NF (2 << 8) /* invert BCLK + nor FRM */
-#define SND_SOC_DAIFMT_IB_IF (3 << 8) /* invert BCLK + FRM */
+#define SND_SOC_DAIFMT_NB_IF (2 << 8) /* normal BCLK + inv FRM */
+#define SND_SOC_DAIFMT_IB_NF (3 << 8) /* invert BCLK + nor FRM */
+#define SND_SOC_DAIFMT_IB_IF (4 << 8) /* invert BCLK + FRM */
/*
* DAI hardware clock masters.
* i.e. if the codec is clk and FRM master then the interface is
* clk and frame slave.
*/
-#define SND_SOC_DAIFMT_CBM_CFM (0 << 12) /* codec clk & FRM master */
-#define SND_SOC_DAIFMT_CBS_CFM (1 << 12) /* codec clk slave & FRM master */
-#define SND_SOC_DAIFMT_CBM_CFS (2 << 12) /* codec clk master & frame slave */
-#define SND_SOC_DAIFMT_CBS_CFS (3 << 12) /* codec clk & FRM slave */
+#define SND_SOC_DAIFMT_CBM_CFM (1 << 12) /* codec clk & FRM master */
+#define SND_SOC_DAIFMT_CBS_CFM (2 << 12) /* codec clk slave & FRM master */
+#define SND_SOC_DAIFMT_CBM_CFS (3 << 12) /* codec clk master & frame slave */
+#define SND_SOC_DAIFMT_CBS_CFS (4 << 12) /* codec clk & FRM slave */
#define SND_SOC_DAIFMT_FORMAT_MASK 0x000f
#define SND_SOC_DAIFMT_CLOCK_MASK 0x00f0
struct snd_soc_dai;
struct snd_ac97_bus_ops;
-/* Digital Audio Interface registration */
-int snd_soc_register_dai(struct device *dev,
- struct snd_soc_dai_driver *dai_drv);
-void snd_soc_unregister_dai(struct device *dev);
-int snd_soc_register_dais(struct device *dev,
- struct snd_soc_dai_driver *dai_drv, size_t count);
-void snd_soc_unregister_dais(struct device *dev, size_t count);
-
/* Digital Audio Interface clocking API.*/
int snd_soc_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id,
unsigned int freq, int dir);
int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate);
/* Digital Audio Interface mute */
-int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute);
+int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute,
+ int direction);
struct snd_soc_dai_ops {
/*
* Called by soc-core to minimise any pops.
*/
int (*digital_mute)(struct snd_soc_dai *dai, int mute);
+ int (*mute_stream)(struct snd_soc_dai *dai, int mute, int stream);
/*
* ALSA PCM audio operations - all optional.
struct snd_soc_dai *);
int (*trigger)(struct snd_pcm_substream *, int,
struct snd_soc_dai *);
-
- /* set volume,add by qiuen*/
- void (*set_volume)(unsigned char mode,unsigned char volume);
-
+ int (*bespoke_trigger)(struct snd_pcm_substream *, int,
+ struct snd_soc_dai *);
/*
* For hardware based FIFO caused delay reporting.
* Optional.
const char *name;
unsigned int id;
int ac97_control;
+ unsigned int base;
/* DAI driver callbacks */
int (*probe)(struct snd_soc_dai *dai);
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;
struct snd_soc_pcm_stream capture;
struct snd_soc_pcm_stream playback;
unsigned int symmetric_rates:1;
+
+ /* probe ordering - for components with runtime dependencies */
+ int probe_order;
+ int remove_order;
};
/*
unsigned int symmetric_rates:1;
struct snd_pcm_runtime *runtime;
unsigned int active;
- unsigned char pop_wait:1;
unsigned char probed:1;
+ struct snd_soc_dapm_widget *playback_widget;
+ struct snd_soc_dapm_widget *capture_widget;
+ struct snd_soc_dapm_context dapm;
+
/* DAI DMA data */
void *playback_dma_data;
void *capture_dma_data;
+ /* Symmetry data - only valid if symmetry is being enforced */
+ unsigned int rate;
+
/* parent platform/codec */
- union {
- struct snd_soc_platform *platform;
- struct snd_soc_codec *codec;
- };
+ struct snd_soc_platform *platform;
+ struct snd_soc_codec *codec;
+
struct snd_soc_card *card;
struct list_head list;