From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- sound/soc/codecs/sigmadsp.h | 66 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 sound/soc/codecs/sigmadsp.h (limited to 'sound/soc/codecs/sigmadsp.h') diff --git a/sound/soc/codecs/sigmadsp.h b/sound/soc/codecs/sigmadsp.h new file mode 100644 index 000000000..614475cbb --- /dev/null +++ b/sound/soc/codecs/sigmadsp.h @@ -0,0 +1,66 @@ +/* + * 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 +#include +#include + +#include + +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 rate); +void sigmadsp_reset(struct sigmadsp *sigmadsp); + +#endif -- cgit v1.2.3