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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Load firmware files from Analog Devices SigmaStudio
*
* Copyright 2009-2011 Analog Devices Inc.
*/
#ifndef __SIGMA_FIRMWARE_H__
#define __SIGMA_FIRMWARE_H__
#include <linux/device.h>
#include <linux/regmap.h>
#include <linux/list.h>
#include <sound/pcm.h>
struct sigmadsp;
struct snd_soc_component;
struct snd_pcm_substream;
struct sigmadsp_ops {
int (*safeload)(struct sigmadsp *sigmadsp, unsigned int addr,
const uint8_t *data, size_t len);
};
struct sigmadsp {
const struct sigmadsp_ops *ops;
struct list_head ctrl_list;
struct list_head data_list;
struct snd_pcm_hw_constraint_list rate_constraints;
unsigned int current_samplerate;
struct snd_soc_component *component;
struct device *dev;
struct mutex lock;
void *control_data;
int (*write)(void *, unsigned int, const uint8_t *, size_t);
int (*read)(void *, unsigned int, uint8_t *, size_t);
};
struct sigmadsp *devm_sigmadsp_init(struct device *dev,
const struct sigmadsp_ops *ops, const char *firmware_name);
void sigmadsp_reset(struct sigmadsp *sigmadsp);
int sigmadsp_restrict_params(struct sigmadsp *sigmadsp,
struct snd_pcm_substream *substream);
struct i2c_client;
struct sigmadsp *devm_sigmadsp_init_regmap(struct device *dev,
struct regmap *regmap, const struct sigmadsp_ops *ops,
const char *firmware_name);
struct sigmadsp *devm_sigmadsp_init_i2c(struct i2c_client *client,
const struct sigmadsp_ops *ops, const char *firmware_name);
int sigmadsp_attach(struct sigmadsp *sigmadsp,
struct snd_soc_component *component);
int sigmadsp_setup(struct sigmadsp *sigmadsp, unsigned int samplerate);
void sigmadsp_reset(struct sigmadsp *sigmadsp);
#endif
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