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