[deliverable/linux.git] / sound / soc / intel / sst-mfld-platform.h

/*
 *  sst_mfld_platform.h - Intel MID Platform driver header file
 *
 *  Copyright (C) 2010 Intel Corp
 *  Author: Vinod Koul <vinod.koul@intel.com>
 *  Author: Harsha Priya <priya.harsha@intel.com>
 *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; version 2 of the License.
 *
 *  This program is distributed in the hope that it will be useful, but
 *  WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  General Public License for more details.
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */

#ifndef __SST_PLATFORMDRV_H__
#define __SST_PLATFORMDRV_H__

#include "sst-mfld-dsp.h"

extern struct sst_device *sst;

#define SST_MONO		1
#define SST_STEREO		2
#define SST_MAX_CAP		5

#define SST_MAX_BUFFER		(800*1024)
#define SST_MIN_BUFFER		(800*1024)
#define SST_MIN_PERIOD_BYTES	32
#define SST_MAX_PERIOD_BYTES	SST_MAX_BUFFER
#define SST_MIN_PERIODS		2
#define SST_MAX_PERIODS		(1024*2)
#define SST_FIFO_SIZE		0

struct pcm_stream_info {
	int str_id;
	void *arg;
	void (*period_elapsed) (void *arg);
	unsigned long long buffer_ptr;
	unsigned long long pcm_delay;
	int sfreq;
};

enum sst_drv_status {
	SST_PLATFORM_INIT = 1,
	SST_PLATFORM_STARTED,
	SST_PLATFORM_RUNNING,
	SST_PLATFORM_PAUSED,
	SST_PLATFORM_DROPPED,
};

enum sst_stream_ops {
	STREAM_OPS_PLAYBACK = 0,
	STREAM_OPS_CAPTURE,
};

enum sst_audio_device_type {
	SND_SST_DEVICE_HEADSET = 1,
	SND_SST_DEVICE_IHF,
	SND_SST_DEVICE_VIBRA,
	SND_SST_DEVICE_HAPTIC,
	SND_SST_DEVICE_CAPTURE,
	SND_SST_DEVICE_COMPRESS,
};

/* PCM Parameters */
struct sst_pcm_params {
	u16 codec;	/* codec type */
	u8 num_chan;	/* 1=Mono, 2=Stereo */
	u8 pcm_wd_sz;	/* 16/24 - bit*/
	u32 reserved;	/* Bitrate in bits per second */
	u32 sfreq;	/* Sampling rate in Hz */
	u32 ring_buffer_size;
	u32 period_count;	/* period elapsed in samples*/
	u32 ring_buffer_addr;
};

struct sst_stream_params {
	u32 result;
	u32 stream_id;
	u8 codec;
	u8 ops;
	u8 stream_type;
	u8 device_type;
	struct sst_pcm_params sparams;
};

struct sst_compress_cb {
	void *param;
	void (*compr_cb)(void *param);
	void *drain_cb_param;
	void (*drain_notify)(void *param);
};

struct compress_sst_ops {
	const char *name;
	int (*open)(struct device *dev,
		struct snd_sst_params *str_params, struct sst_compress_cb *cb);
	int (*stream_start)(struct device *dev, unsigned int str_id);
	int (*stream_drop)(struct device *dev, unsigned int str_id);
	int (*stream_drain)(struct device *dev, unsigned int str_id);
	int (*stream_partial_drain)(struct device *dev,	unsigned int str_id);
	int (*stream_pause)(struct device *dev, unsigned int str_id);
	int (*stream_pause_release)(struct device *dev,	unsigned int str_id);

	int (*tstamp)(struct device *dev, unsigned int str_id,
			struct snd_compr_tstamp *tstamp);
	int (*ack)(struct device *dev, unsigned int str_id,
			unsigned long bytes);
	int (*close)(struct device *dev, unsigned int str_id);
	int (*get_caps)(struct snd_compr_caps *caps);
	int (*get_codec_caps)(struct snd_compr_codec_caps *codec);
	int (*set_metadata)(struct device *dev,	unsigned int str_id,
			struct snd_compr_metadata *mdata);
};

struct sst_ops {
	int (*open) (struct device *dev, struct snd_sst_params *str_param);
	int (*stream_init) (struct device *dev, struct pcm_stream_info *str_info);
	int (*stream_start) (struct device *dev, int str_id);
	int (*stream_drop) (struct device *dev, int str_id);
	int (*stream_pause) (struct device *dev, int str_id);
	int (*stream_pause_release) (struct device *dev, int str_id);
	int (*stream_read_tstamp) (struct device *dev, struct pcm_stream_info *str_info);
	int (*send_byte_stream)(struct device *dev, struct snd_sst_bytes_v2 *bytes);
	int (*close) (struct device *dev, unsigned int str_id);
};

struct sst_runtime_stream {
	int     stream_status;
	unsigned int id;
	size_t bytes_written;
	struct pcm_stream_info stream_info;
	struct sst_ops *ops;
	struct compress_sst_ops *compr_ops;
	spinlock_t	status_lock;
};

struct sst_device {
	char *name;
	struct device *dev;
	struct sst_ops *ops;
	struct platform_device *pdev;
	struct compress_sst_ops *compr_ops;
};

struct sst_data;

int sst_dsp_init_v2_dpcm(struct snd_soc_platform *platform);
void sst_set_stream_status(struct sst_runtime_stream *stream, int state);
int sst_fill_stream_params(void *substream, const struct sst_data *ctx,
			   struct snd_sst_params *str_params, bool is_compress);

struct sst_algo_int_control_v2 {
	struct soc_mixer_control mc;
	u16 module_id; /* module identifieer */
	u16 pipe_id; /* location info: pipe_id + instance_id */
	u16 instance_id;
	unsigned int value; /* Value received is stored here */
};
struct sst_data {
	struct platform_device *pdev;
	struct sst_platform_data *pdata;
	char *byte_stream;
	struct mutex lock;
};
int sst_register_dsp(struct sst_device *sst);
int sst_unregister_dsp(struct sst_device *sst);
#endif
Commit	Line	Data
d927fdae	1	/*
a4b12990	2	* sst_mfld_platform.h - Intel MID Platform driver header file
d927fdae VK	3	*
	4	* Copyright (C) 2010 Intel Corp
	5	* Author: Vinod Koul <vinod.koul@intel.com>
	6	* Author: Harsha Priya <priya.harsha@intel.com>
	7	* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License as published by
	11	* the Free Software Foundation; version 2 of the License.
	12	*
	13	* This program is distributed in the hope that it will be useful, but
	14	* WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	16	* General Public License for more details.
	17	*
d927fdae	18	* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
d927fdae VK	19	*/
	20
	21	#ifndef __SST_PLATFORMDRV_H__
	22	#define __SST_PLATFORMDRV_H__
	23
a4b12990	24	#include "sst-mfld-dsp.h"
c514a911	25
4b68b4e1 VK	26	extern struct sst_device *sst;
4b68b4e1 VK	27
d927fdae VK	28	#define SST_MONO 1
	29	#define SST_STEREO 2
	30	#define SST_MAX_CAP 5
	31
d927fdae VK	32	#define SST_MAX_BUFFER (800*1024)
	33	#define SST_MIN_BUFFER (800*1024)
	34	#define SST_MIN_PERIOD_BYTES 32
	35	#define SST_MAX_PERIOD_BYTES SST_MAX_BUFFER
	36	#define SST_MIN_PERIODS 2
	37	#define SST_MAX_PERIODS (1024*2)
	38	#define SST_FIFO_SIZE 0
d927fdae	39
03c33042 VK	40	struct pcm_stream_info {
03c33042 VK	41	int str_id;
9daa5bd3 VK	42	void *arg;
9daa5bd3 VK	43	void (period_elapsed) (void arg);
03c33042	44	unsigned long long buffer_ptr;
2a635825	45	unsigned long long pcm_delay;
03c33042	46	int sfreq;
d927fdae VK	47	};
	48
	49	enum sst_drv_status {
	50	SST_PLATFORM_INIT = 1,
	51	SST_PLATFORM_STARTED,
	52	SST_PLATFORM_RUNNING,
	53	SST_PLATFORM_PAUSED,
	54	SST_PLATFORM_DROPPED,
	55	};
	56
03c33042 VK	57	enum sst_stream_ops {
	58	STREAM_OPS_PLAYBACK = 0,
	59	STREAM_OPS_CAPTURE,
	60	};
	61
	62	enum sst_audio_device_type {
	63	SND_SST_DEVICE_HEADSET = 1,
	64	SND_SST_DEVICE_IHF,
	65	SND_SST_DEVICE_VIBRA,
	66	SND_SST_DEVICE_HAPTIC,
	67	SND_SST_DEVICE_CAPTURE,
c514a911	68	SND_SST_DEVICE_COMPRESS,
03c33042 VK	69	};
	70
	71	/* PCM Parameters */
	72	struct sst_pcm_params {
	73	u16 codec; /* codec type */
	74	u8 num_chan; /* 1=Mono, 2=Stereo */
	75	u8 pcm_wd_sz; /* 16/24 - bit*/
	76	u32 reserved; /* Bitrate in bits per second */
	77	u32 sfreq; /* Sampling rate in Hz */
	78	u32 ring_buffer_size;
	79	u32 period_count; /* period elapsed in samples*/
	80	u32 ring_buffer_addr;
	81	};
	82
	83	struct sst_stream_params {
	84	u32 result;
	85	u32 stream_id;
	86	u8 codec;
	87	u8 ops;
	88	u8 stream_type;
	89	u8 device_type;
	90	struct sst_pcm_params sparams;
	91	};
	92
c514a911 VK	93	struct sst_compress_cb {
	94	void *param;
	95	void (compr_cb)(void param);
bd17aa45 VK	96	void *drain_cb_param;
bd17aa45 VK	97	void (drain_notify)(void param);
c514a911 VK	98	};
	99
	100	struct compress_sst_ops {
	101	const char *name;
06cb1eb3 SP	102	int (open)(struct device dev,
	103	struct snd_sst_params str_params, struct sst_compress_cb cb);
	104	int (stream_start)(struct device dev, unsigned int str_id);
	105	int (stream_drop)(struct device dev, unsigned int str_id);
	106	int (stream_drain)(struct device dev, unsigned int str_id);
	107	int (stream_partial_drain)(struct device dev, unsigned int str_id);
	108	int (stream_pause)(struct device dev, unsigned int str_id);
	109	int (stream_pause_release)(struct device dev, unsigned int str_id);
	110
	111	int (tstamp)(struct device dev, unsigned int str_id,
	112	struct snd_compr_tstamp *tstamp);
	113	int (ack)(struct device dev, unsigned int str_id,
	114	unsigned long bytes);
	115	int (close)(struct device dev, unsigned int str_id);
	116	int (get_caps)(struct snd_compr_caps caps);
	117	int (get_codec_caps)(struct snd_compr_codec_caps codec);
	118	int (set_metadata)(struct device dev, unsigned int str_id,
0cd5751a	119	struct snd_compr_metadata *mdata);
c514a911 VK	120	};
c514a911 VK	121
03c33042	122	struct sst_ops {
b12b087c SP	123	int (open) (struct device dev, struct snd_sst_params *str_param);
	124	int (stream_init) (struct device dev, struct pcm_stream_info *str_info);
	125	int (stream_start) (struct device dev, int str_id);
	126	int (stream_drop) (struct device dev, int str_id);
	127	int (stream_pause) (struct device dev, int str_id);
	128	int (stream_pause_release) (struct device dev, int str_id);
	129	int (stream_read_tstamp) (struct device dev, struct pcm_stream_info *str_info);
	130	int (send_byte_stream)(struct device dev, struct snd_sst_bytes_v2 *bytes);
	131	int (close) (struct device dev, unsigned int str_id);
03c33042 VK	132	};
	133
	134	struct sst_runtime_stream {
	135	int stream_status;
c514a911 VK	136	unsigned int id;
c514a911 VK	137	size_t bytes_written;
03c33042 VK	138	struct pcm_stream_info stream_info;
03c33042 VK	139	struct sst_ops *ops;
c514a911	140	struct compress_sst_ops *compr_ops;
03c33042 VK	141	spinlock_t status_lock;
	142	};
	143
	144	struct sst_device {
	145	char *name;
	146	struct device *dev;
	147	struct sst_ops *ops;
61b165ca	148	struct platform_device *pdev;
c514a911	149	struct compress_sst_ops *compr_ops;
03c33042 VK	150	};
03c33042 VK	151
61b165ca	152	struct sst_data;
d8499c9b VK	153
d8499c9b VK	154	int sst_dsp_init_v2_dpcm(struct snd_soc_platform *platform);
4496ffab	155	void sst_set_stream_status(struct sst_runtime_stream *stream, int state);
0ec66fed VK	156	int sst_fill_stream_params(void substream, const struct sst_data ctx,
	157	struct snd_sst_params *str_params, bool is_compress);
	158
61b165ca VK	159	struct sst_algo_int_control_v2 {
	160	struct soc_mixer_control mc;
	161	u16 module_id; /* module identifieer */
	162	u16 pipe_id; /* location info: pipe_id + instance_id */
	163	u16 instance_id;
	164	unsigned int value; /* Value received is stored here */
	165	};
61b165ca VK	166	struct sst_data {
	167	struct platform_device *pdev;
	168	struct sst_platform_data *pdata;
d8499c9b	169	char *byte_stream;
61b165ca VK	170	struct mutex lock;
61b165ca VK	171	};
03c33042 VK	172	int sst_register_dsp(struct sst_device *sst);
03c33042 VK	173	int sst_unregister_dsp(struct sst_device *sst);
d927fdae	174	#endif