140216ce7SLars-Peter Clausen /* 240216ce7SLars-Peter Clausen * Load firmware files from Analog Devices SigmaStudio 340216ce7SLars-Peter Clausen * 440216ce7SLars-Peter Clausen * Copyright 2009-2011 Analog Devices Inc. 540216ce7SLars-Peter Clausen * 640216ce7SLars-Peter Clausen * Licensed under the GPL-2 or later. 740216ce7SLars-Peter Clausen */ 840216ce7SLars-Peter Clausen 940216ce7SLars-Peter Clausen #ifndef __SIGMA_FIRMWARE_H__ 1040216ce7SLars-Peter Clausen #define __SIGMA_FIRMWARE_H__ 1140216ce7SLars-Peter Clausen 1238fd54eeSLars-Peter Clausen #include <linux/device.h> 1338fd54eeSLars-Peter Clausen #include <linux/regmap.h> 14*d48b088eSLars-Peter Clausen #include <linux/list.h> 1538fd54eeSLars-Peter Clausen 16*d48b088eSLars-Peter Clausen #include <sound/pcm.h> 176b10998dSLars-Peter Clausen 18*d48b088eSLars-Peter Clausen struct sigmadsp; 19*d48b088eSLars-Peter Clausen struct snd_soc_component; 20*d48b088eSLars-Peter Clausen struct snd_pcm_substream; 216b10998dSLars-Peter Clausen 22*d48b088eSLars-Peter Clausen struct sigmadsp_ops { 23*d48b088eSLars-Peter Clausen int (*safeload)(struct sigmadsp *sigmadsp, unsigned int addr, 24*d48b088eSLars-Peter Clausen const uint8_t *data, size_t len); 256b10998dSLars-Peter Clausen }; 266b10998dSLars-Peter Clausen 27*d48b088eSLars-Peter Clausen struct sigmadsp { 28*d48b088eSLars-Peter Clausen const struct sigmadsp_ops *ops; 29*d48b088eSLars-Peter Clausen 30*d48b088eSLars-Peter Clausen struct list_head data_list; 31*d48b088eSLars-Peter Clausen 32*d48b088eSLars-Peter Clausen unsigned int current_samplerate; 33*d48b088eSLars-Peter Clausen struct snd_soc_component *component; 34*d48b088eSLars-Peter Clausen struct device *dev; 35*d48b088eSLars-Peter Clausen 36*d48b088eSLars-Peter Clausen void *control_data; 37*d48b088eSLars-Peter Clausen int (*write)(void *, unsigned int, const uint8_t *, size_t); 38*d48b088eSLars-Peter Clausen }; 39*d48b088eSLars-Peter Clausen 40*d48b088eSLars-Peter Clausen struct sigmadsp *devm_sigmadsp_init(struct device *dev, 41*d48b088eSLars-Peter Clausen const struct sigmadsp_ops *ops, const char *firmware_name); 42*d48b088eSLars-Peter Clausen void sigmadsp_reset(struct sigmadsp *sigmadsp); 43*d48b088eSLars-Peter Clausen 44*d48b088eSLars-Peter Clausen int sigmadsp_restrict_params(struct sigmadsp *sigmadsp, 45*d48b088eSLars-Peter Clausen struct snd_pcm_substream *substream); 466b10998dSLars-Peter Clausen 4740216ce7SLars-Peter Clausen struct i2c_client; 4840216ce7SLars-Peter Clausen 49*d48b088eSLars-Peter Clausen struct sigmadsp *devm_sigmadsp_init_regmap(struct device *dev, 50*d48b088eSLars-Peter Clausen struct regmap *regmap, const struct sigmadsp_ops *ops, 51*d48b088eSLars-Peter Clausen const char *firmware_name); 52*d48b088eSLars-Peter Clausen struct sigmadsp *devm_sigmadsp_init_i2c(struct i2c_client *client, 53*d48b088eSLars-Peter Clausen const struct sigmadsp_ops *ops, const char *firmware_name); 54*d48b088eSLars-Peter Clausen 55*d48b088eSLars-Peter Clausen int sigmadsp_attach(struct sigmadsp *sigmadsp, 56*d48b088eSLars-Peter Clausen struct snd_soc_component *component); 57*d48b088eSLars-Peter Clausen int sigmadsp_setup(struct sigmadsp *sigmadsp, unsigned int rate); 58*d48b088eSLars-Peter Clausen void sigmadsp_reset(struct sigmadsp *sigmadsp); 5940216ce7SLars-Peter Clausen 6040216ce7SLars-Peter Clausen #endif 61