[DeviceDrivers] codec cleanup.

components/drivers/include/drivers/audio.h

@@ -5,7 +5,7 @@
 
 
 /* AUDIO command */
-#define _AUDIO_CTL(a)	(0x10 + a)
+#define _AUDIO_CTL(a)   (0x10 + a)
 
 #define AUDIO_CTL_GETCAPS            _AUDIO_CTL(1)
 #define AUDIO_CTL_CONFIGURE          _AUDIO_CTL(2)
@@ -29,21 +29,21 @@
 #define AUDIO_TYPE_EFFECT           0x10
 
 /* Audio Format Types */
-#define AUDIO_FMT_PCM_U8         	0x0001
-#define AUDIO_FMT_PCM_S8         	0x0002
-
-#define AUDIO_FMT_PCM_U16_LE     	0x0010
-#define AUDIO_FMT_PCM_S16_BE     	0x0020
-#define AUDIO_FMT_PCM_S16_LE     	0x0040
-#define AUDIO_FMT_PCM_U16_BE     	0x0080
-#define AUDIO_FMT_PCM_U24_LE     	0x0100
-#define AUDIO_FMT_PCM_S24_BE     	0x0200
-#define AUDIO_FMT_PCM_S24_LE     	0x0400
-#define AUDIO_FMT_PCM_U24_BE     	0x0800
-#define AUDIO_FMT_PCM_U32_LE     	0x1000
-#define AUDIO_FMT_PCM_S32_BE     	0x2000
-#define AUDIO_FMT_PCM_S32_LE     	0x4000
-#define AUDIO_FMT_PCM_U32_BE     	0x8000
+#define AUDIO_FMT_PCM_U8            0x0001
+#define AUDIO_FMT_PCM_S8            0x0002
+
+#define AUDIO_FMT_PCM_U16_LE        0x0010
+#define AUDIO_FMT_PCM_S16_BE        0x0020
+#define AUDIO_FMT_PCM_S16_LE        0x0040
+#define AUDIO_FMT_PCM_U16_BE        0x0080
+#define AUDIO_FMT_PCM_U24_LE        0x0100
+#define AUDIO_FMT_PCM_S24_BE        0x0200
+#define AUDIO_FMT_PCM_S24_LE        0x0400
+#define AUDIO_FMT_PCM_U24_BE        0x0800
+#define AUDIO_FMT_PCM_U32_LE        0x1000
+#define AUDIO_FMT_PCM_S32_BE        0x2000
+#define AUDIO_FMT_PCM_S32_LE        0x4000
+#define AUDIO_FMT_PCM_U32_BE        0x8000
 
 /* Supported Sampling Rates */
 #define AUDIO_SAMP_RATE_8K          0x0001
@@ -72,10 +72,10 @@
 
 
 /* Support Dsp(input/output) Units controls */
-#define AUDIO_DSP_PARAM				0						/* get/set all params */
-#define AUDIO_DSP_SAMPLERATE           1                       /*  ²ÉÑùƵÂÊ                    */
-#define AUDIO_DSP_FMT        			2
-#define AUDIO_DSP_CHANNELS          	3
+#define AUDIO_DSP_PARAM                 0                       /* get/set all params */
+#define AUDIO_DSP_SAMPLERATE            1                       /*  ²ÉÑùƵÂÊ */
+#define AUDIO_DSP_FMT                   2
+#define AUDIO_DSP_CHANNELS              3
 
 /* Supported Mixer Units controls */
 #define AUDIO_MIXER_QUERY              0x0000
@@ -85,14 +85,14 @@
 #define AUDIO_MIXER_MID                0x0008
 #define AUDIO_MIXER_TREBLE             0x0010
 #define AUDIO_MIXER_EQUALIZER          0x0020
-#define AUDIO_MIXER_LINE           	0x0040
-#define AUDIO_MIXER_DIGITAL			0x0080
-#define AUDIO_MIXER_MIC				0x0100
+#define AUDIO_MIXER_LINE               0x0040
+#define AUDIO_MIXER_DIGITAL            0x0080
+#define AUDIO_MIXER_MIC                0x0100
 
-#define AUDIO_MIXER_EXTEND				0x8000		//extend mixer command
+#define AUDIO_MIXER_EXTEND             0x8000       //extend mixer command
 
-#define CFG_AUDIO_REPLAY_QUEUE_COUNT		4
-#define CFG_AUDIO_RECORD_PIPE_SIZE			(8 * 1024)
+#define CFG_AUDIO_REPLAY_QUEUE_COUNT   4
+#define CFG_AUDIO_RECORD_PIPE_SIZE     (8 * 1024)
 
 enum
 {
@@ -104,25 +104,25 @@ enum
 /* the preferred number and size of audio pipeline buffer for the audio device */
 struct rt_audio_buf_info
 {
-	rt_uint32_t buffer_size; 					/* Preferred qty of buffers */
-	rt_uint32_t buffer_count; 					/* Preferred size of the buffers */
+    rt_uint32_t buffer_size;                    /* Preferred qty of buffers */
+    rt_uint32_t buffer_count;                   /* Preferred size of the buffers */
 };
 struct rt_audio_buf_desc
 {
-	rt_uint8_t *data_ptr;
-	rt_size_t	data_size;
+    rt_uint8_t *data_ptr;
+    rt_size_t   data_size;
 };
 
 struct rt_audio_frame
 {
     const void *data_ptr;
-    rt_size_t 	data_size;
-    rt_size_t	data_ofs;
+    rt_size_t   data_size;
+    rt_size_t   data_ofs;
 };
 
 struct rt_audio_queue
 {
-	rt_uint16_t count;
+    rt_uint16_t count;
     rt_uint16_t size;
     rt_uint16_t lwm;
     rt_bool_t   waiting_lwm;
@@ -141,24 +141,24 @@ struct rt_audio_caps;
 struct rt_audio_configure;
 struct rt_audio_ops
 {
-	rt_err_t	(*getcaps)			(struct rt_audio_device *audio,struct rt_audio_caps *caps);
-	rt_err_t 	(*configure)		(struct rt_audio_device *audio,struct rt_audio_caps *caps);
+    rt_err_t    (*getcaps)          (struct rt_audio_device *audio,struct rt_audio_caps *caps);
+    rt_err_t    (*configure)        (struct rt_audio_device *audio,struct rt_audio_caps *caps);
 
-    rt_err_t    (*init)         	(struct rt_audio_device *audio);
-    rt_err_t    (*shutdown)    		(struct rt_audio_device *audio);
-    rt_err_t    (*start)    		(struct rt_audio_device *audio,int stream);
-    rt_err_t    (*stop)    			(struct rt_audio_device *audio,int stream);
-    rt_err_t    (*suspend)  		(struct rt_audio_device *audio,int stream);
-    rt_err_t    (*resume)       	(struct rt_audio_device *audio,int stream);
+    rt_err_t    (*init)             (struct rt_audio_device *audio);
+    rt_err_t    (*shutdown)         (struct rt_audio_device *audio);
+    rt_err_t    (*start)            (struct rt_audio_device *audio,int stream);
+    rt_err_t    (*stop)             (struct rt_audio_device *audio,int stream);
+    rt_err_t    (*suspend)          (struct rt_audio_device *audio,int stream);
+    rt_err_t    (*resume)           (struct rt_audio_device *audio,int stream);
 
-    rt_err_t    (*control)      	(struct rt_audio_device *audio, rt_uint8_t cmd, void *arg);
-    rt_size_t   (*transmit)     	(struct rt_audio_device *audio, const void *writeBuf,void *readBuf, rt_size_t size);
+    rt_err_t    (*control)          (struct rt_audio_device *audio, rt_uint8_t cmd, void *arg);
+    rt_size_t   (*transmit)         (struct rt_audio_device *audio, const void *writeBuf,void *readBuf, rt_size_t size);
 
     //get page size of codec or private buffer's info
-    void		(*buffer_info)		(struct rt_audio_device *audio,struct rt_audio_buf_info *info );
+    void        (*buffer_info)      (struct rt_audio_device *audio,struct rt_audio_buf_info *info );
 #ifdef AUDIO_DEVICE_USE_PRIVATE_BUFFER
-    rt_err_t	(*buffer_alloc)		(struct rt_audio_device *audio,rt_uint8_t **data_ptr,rt_size_t *size);
-    void		(*buffer_free)		(struct rt_audio_device *audio,rt_uint8_t *data_ptr);
+    rt_err_t    (*buffer_alloc)     (struct rt_audio_device *audio,rt_uint8_t **data_ptr,rt_size_t *size);
+    void        (*buffer_free)      (struct rt_audio_device *audio,rt_uint8_t *data_ptr);
 #endif
 };
 
@@ -174,35 +174,35 @@ struct rt_audio_configure
 
 struct rt_audio_caps
 {
-	int main_type;
-	int sub_type;
-
-	union
-	{
-		rt_uint32_t mask;
-		int 		value;
-		struct rt_audio_configure config;
-	}udata;
+    int main_type;
+    int sub_type;
+
+    union
+    {
+        rt_uint32_t mask;
+        int         value;
+        struct rt_audio_configure config;
+    }udata;
 };
 
 struct rt_audio_replay
 {
     rt_bool_t activated;
-	struct rt_audio_queue 		queue;
+    struct rt_audio_queue       queue;
 };
 
 struct rt_audio_record
 {
     rt_bool_t activated;
-    struct rt_pipe_device		pipe;
+    struct rt_pipe_device       pipe;
 };
 
 struct rt_audio_device
 {
-    struct rt_device        	parent;
-    struct rt_audio_ops  		*ops;
+    struct rt_device            parent;
+    struct rt_audio_ops         *ops;
 
-    struct rt_audio_replay	*replay;
+    struct rt_audio_replay  *replay;
     struct rt_audio_record *record;
 };
 
@@ -219,6 +219,7 @@ rt_uint32_t rt_audio_format_to_bits(rt_uint32_t format);
 #define CODEC_CMD_SAMPLERATE        3
 #define CODEC_CMD_EQ                4
 #define CODEC_CMD_3D                5
+#define CODEC_CMD_SWITCH            6
 
 #define CODEC_VOLUME_MAX            (63)