[deliverable/linux.git] / sound / soc / codecs / sigmadsp.h

/*
 * Load firmware files from Analog Devices SigmaStudio
 *
 * Copyright 2009-2011 Analog Devices Inc.
 *
 * Licensed under the GPL-2 or later.
 */

#ifndef __SIGMA_FIRMWARE_H__
#define __SIGMA_FIRMWARE_H__

#include <linux/device.h>
#include <linux/regmap.h>

struct sigma_action {
	u8 instr;
	u8 len_hi;
	__le16 len;
	__be16 addr;
	unsigned char payload[];
} __packed;

struct sigma_firmware {
	const struct firmware *fw;
	size_t pos;

	void *control_data;
	int (*write)(void *control_data, const struct sigma_action *sa,
			size_t len);
};

int _process_sigma_firmware(struct device *dev,
	struct sigma_firmware *ssfw, const char *name);

struct i2c_client;

extern int process_sigma_firmware(struct i2c_client *client, const char *name);
extern int process_sigma_firmware_regmap(struct device *dev,
		struct regmap *regmap, const char *name);

#endif
Commit	Line	Data
e359dc24 MF	1	/*
	2	* Load firmware files from Analog Devices SigmaStudio
	3	*
	4	* Copyright 2009-2011 Analog Devices Inc.
	5	*
	6	* Licensed under the GPL-2 or later.
	7	*/
	8
	9	#ifndef __SIGMA_FIRMWARE_H__
	10	#define __SIGMA_FIRMWARE_H__
	11
38fd54ee LPC	12	#include <linux/device.h>
	13	#include <linux/regmap.h>
	14
6b10998d LPC	15	struct sigma_action {
	16	u8 instr;
	17	u8 len_hi;
	18	__le16 len;
	19	__be16 addr;
	20	unsigned char payload[];
	21	} __packed;
	22
	23	struct sigma_firmware {
	24	const struct firmware *fw;
	25	size_t pos;
	26
	27	void *control_data;
	28	int (write)(void control_data, const struct sigma_action *sa,
	29	size_t len);
	30	};
	31
	32	int _process_sigma_firmware(struct device *dev,
	33	struct sigma_firmware ssfw, const char name);
	34
e359dc24 MF	35	struct i2c_client;
e359dc24 MF	36
e359dc24	37	extern int process_sigma_firmware(struct i2c_client client, const char name);
38fd54ee LPC	38	extern int process_sigma_firmware_regmap(struct device *dev,
38fd54ee LPC	39	struct regmap regmap, const char name);
e359dc24 MF	40
e359dc24 MF	41	#endif