[linux-2.6-block.git] / sound / soc / codecs / wm_adsp.h

/*
 * wm_adsp.h  --  Wolfson ADSP support
 *
 * Copyright 2012 Wolfson Microelectronics plc
 *
 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef __WM_ADSP_H
#define __WM_ADSP_H

#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/compress_driver.h>

#include "wmfw.h"

/* Return values for wm_adsp_compr_handle_irq */
#define WM_ADSP_COMPR_OK                 0
#define WM_ADSP_COMPR_VOICE_TRIGGER      1

struct wm_adsp_region {
	int type;
	unsigned int base;
};

struct wm_adsp_alg_region {
	struct list_head list;
	unsigned int alg;
	int type;
	unsigned int base;
};

struct wm_adsp_compr;
struct wm_adsp_compr_buf;

struct wm_adsp {
	const char *part;
	int num;
	int type;
	struct device *dev;
	struct regmap *regmap;
	struct snd_soc_codec *codec;

	int base;
	int sysclk_reg;
	int sysclk_mask;
	int sysclk_shift;

	struct list_head alg_regions;

	unsigned int fw_id;
	unsigned int fw_id_version;

	const struct wm_adsp_region *mem;
	int num_mems;

	int fw;
	int fw_ver;

	bool booted;
	bool running;

	struct list_head ctl_list;

	struct work_struct boot_work;

	struct wm_adsp_compr *compr;
	struct wm_adsp_compr_buf *buffer;

	struct mutex pwr_lock;

#ifdef CONFIG_DEBUG_FS
	struct dentry *debugfs_root;
	char *wmfw_file_name;
	char *bin_file_name;
#endif

};

#define WM_ADSP1(wname, num) \
	SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, num, 0, NULL, 0, \
		wm_adsp1_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD)

#define WM_ADSP2(wname, num, event_fn) \
{	.id = snd_soc_dapm_supply, .name = wname " Preloader", \
	.reg = SND_SOC_NOPM, .shift = num, .event = event_fn, \
	.event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD, \
	.subseq = 100, /* Ensure we run after SYSCLK supply widget */ }, \
{	.id = snd_soc_dapm_out_drv, .name = wname, \
	.reg = SND_SOC_NOPM, .shift = num, .event = wm_adsp2_event, \
	.event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD }

extern const struct snd_kcontrol_new wm_adsp_fw_controls[];

int wm_adsp1_init(struct wm_adsp *dsp);
int wm_adsp2_init(struct wm_adsp *dsp);
void wm_adsp2_remove(struct wm_adsp *dsp);
int wm_adsp2_codec_probe(struct wm_adsp *dsp, struct snd_soc_codec *codec);
int wm_adsp2_codec_remove(struct wm_adsp *dsp, struct snd_soc_codec *codec);
int wm_adsp1_event(struct snd_soc_dapm_widget *w,
		   struct snd_kcontrol *kcontrol, int event);
int wm_adsp2_early_event(struct snd_soc_dapm_widget *w,
			 struct snd_kcontrol *kcontrol, int event,
			 unsigned int freq);
int wm_adsp2_event(struct snd_soc_dapm_widget *w,
		   struct snd_kcontrol *kcontrol, int event);

int wm_adsp_compr_open(struct wm_adsp *dsp, struct snd_compr_stream *stream);
int wm_adsp_compr_free(struct snd_compr_stream *stream);
int wm_adsp_compr_set_params(struct snd_compr_stream *stream,
			     struct snd_compr_params *params);
int wm_adsp_compr_get_caps(struct snd_compr_stream *stream,
			   struct snd_compr_caps *caps);
int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd);
int wm_adsp_compr_handle_irq(struct wm_adsp *dsp);
int wm_adsp_compr_pointer(struct snd_compr_stream *stream,
			  struct snd_compr_tstamp *tstamp);
int wm_adsp_compr_copy(struct snd_compr_stream *stream,
		       char __user *buf, size_t count);

#endif
Commit	Line	Data
2159ad93 MB	1	/*
	2	* wm_adsp.h -- Wolfson ADSP support
	3	*
	4	* Copyright 2012 Wolfson Microelectronics plc
	5	*
	6	* Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
	7	*
	8	* This program is free software; you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License version 2 as
	10	* published by the Free Software Foundation.
	11	*/
	12
	13	#ifndef __WM_ADSP_H
	14	#define __WM_ADSP_H
	15
	16	#include <sound/soc.h>
	17	#include <sound/soc-dapm.h>
406abc95	18	#include <sound/compress_driver.h>
2159ad93 MB	19
	20	#include "wmfw.h"
	21
20b7f7c5 CK	22	/* Return values for wm_adsp_compr_handle_irq */
	23	#define WM_ADSP_COMPR_OK 0
	24	#define WM_ADSP_COMPR_VOICE_TRIGGER 1
	25
2159ad93 MB	26	struct wm_adsp_region {
	27	int type;
	28	unsigned int base;
	29	};
	30
471f4885 MB	31	struct wm_adsp_alg_region {
	32	struct list_head list;
	33	unsigned int alg;
	34	int type;
	35	unsigned int base;
	36	};
	37
406abc95	38	struct wm_adsp_compr;
2cd19bdb	39	struct wm_adsp_compr_buf;
406abc95	40
2159ad93 MB	41	struct wm_adsp {
	42	const char *part;
	43	int num;
	44	int type;
	45	struct device *dev;
	46	struct regmap *regmap;
685f51a5	47	struct snd_soc_codec *codec;
2159ad93 MB	48
2159ad93 MB	49	int base;
94e205bf CR	50	int sysclk_reg;
	51	int sysclk_mask;
	52	int sysclk_shift;
2159ad93	53
471f4885 MB	54	struct list_head alg_regions;
471f4885 MB	55
7585a5b0 CK	56	unsigned int fw_id;
7585a5b0 CK	57	unsigned int fw_id_version;
f395a218	58
2159ad93 MB	59	const struct wm_adsp_region *mem;
2159ad93 MB	60	int num_mems;
973838a0	61
1023dbd9	62	int fw;
2323736d	63	int fw_ver;
28823eba CK	64
28823eba CK	65	bool booted;
621a5f7a	66	bool running;
1023dbd9	67
81ad93ec	68	struct list_head ctl_list;
d8a64d6a CK	69
d8a64d6a CK	70	struct work_struct boot_work;
f9f55e31	71
406abc95	72	struct wm_adsp_compr *compr;
2cd19bdb	73	struct wm_adsp_compr_buf *buffer;
406abc95	74
078e7183 CK	75	struct mutex pwr_lock;
078e7183 CK	76
f9f55e31 RF	77	#ifdef CONFIG_DEBUG_FS
f9f55e31 RF	78	struct dentry *debugfs_root;
f9f55e31 RF	79	char *wmfw_file_name;
	80	char *bin_file_name;
	81	#endif
	82
2159ad93 MB	83	};
	84
	85	#define WM_ADSP1(wname, num) \
f9eeae9f LPC	86	SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, num, 0, NULL, 0, \
f9eeae9f LPC	87	wm_adsp1_event, SND_SOC_DAPM_POST_PMU \| SND_SOC_DAPM_PRE_PMD)
2159ad93	88
d82d767f	89	#define WM_ADSP2(wname, num, event_fn) \
5ca7e170	90	{ .id = snd_soc_dapm_supply, .name = wname " Preloader", \
81ac58b1	91	.reg = SND_SOC_NOPM, .shift = num, .event = event_fn, \
57a60cc3	92	.event_flags = SND_SOC_DAPM_PRE_PMU \| SND_SOC_DAPM_PRE_PMD, \
5ca7e170	93	.subseq = 100, /* Ensure we run after SYSCLK supply widget */ }, \
12db5edd CK	94	{ .id = snd_soc_dapm_out_drv, .name = wname, \
	95	.reg = SND_SOC_NOPM, .shift = num, .event = wm_adsp2_event, \
	96	.event_flags = SND_SOC_DAPM_POST_PMU \| SND_SOC_DAPM_PRE_PMD }
2159ad93	97
336d0442	98	extern const struct snd_kcontrol_new wm_adsp_fw_controls[];
1023dbd9	99
3809f001	100	int wm_adsp1_init(struct wm_adsp *dsp);
81ac58b1	101	int wm_adsp2_init(struct wm_adsp *dsp);
66225e98	102	void wm_adsp2_remove(struct wm_adsp *dsp);
f5e2ce92 RF	103	int wm_adsp2_codec_probe(struct wm_adsp dsp, struct snd_soc_codec codec);
f5e2ce92 RF	104	int wm_adsp2_codec_remove(struct wm_adsp dsp, struct snd_soc_codec codec);
2159ad93 MB	105	int wm_adsp1_event(struct snd_soc_dapm_widget *w,
2159ad93 MB	106	struct snd_kcontrol *kcontrol, int event);
12db5edd	107	int wm_adsp2_early_event(struct snd_soc_dapm_widget *w,
d82d767f CK	108	struct snd_kcontrol *kcontrol, int event,
d82d767f CK	109	unsigned int freq);
2159ad93 MB	110	int wm_adsp2_event(struct snd_soc_dapm_widget *w,
	111	struct snd_kcontrol *kcontrol, int event);
	112
63079b6e CK	113	int wm_adsp_compr_open(struct wm_adsp dsp, struct snd_compr_stream stream);
	114	int wm_adsp_compr_free(struct snd_compr_stream *stream);
	115	int wm_adsp_compr_set_params(struct snd_compr_stream *stream,
	116	struct snd_compr_params *params);
	117	int wm_adsp_compr_get_caps(struct snd_compr_stream *stream,
	118	struct snd_compr_caps *caps);
	119	int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd);
	120	int wm_adsp_compr_handle_irq(struct wm_adsp *dsp);
	121	int wm_adsp_compr_pointer(struct snd_compr_stream *stream,
	122	struct snd_compr_tstamp *tstamp);
	123	int wm_adsp_compr_copy(struct snd_compr_stream *stream,
	124	char __user *buf, size_t count);
406abc95	125
2159ad93	126	#endif