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-regmap.c | 60 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 sound/soc/codecs/sigmadsp-regmap.c (limited to 'sound/soc/codecs/sigmadsp-regmap.c') diff --git a/sound/soc/codecs/sigmadsp-regmap.c b/sound/soc/codecs/sigmadsp-regmap.c new file mode 100644 index 000000000..912861be5 --- /dev/null +++ b/sound/soc/codecs/sigmadsp-regmap.c @@ -0,0 +1,60 @@ +/* + * Load Analog Devices SigmaStudio firmware files + * + * Copyright 2009-2011 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include +#include +#include + +#include "sigmadsp.h" + +static int sigmadsp_write_regmap(void *control_data, + unsigned int addr, const uint8_t data[], size_t len) +{ + return regmap_raw_write(control_data, addr, + data, len); +} + +static int sigmadsp_read_regmap(void *control_data, + unsigned int addr, uint8_t data[], size_t len) +{ + return regmap_raw_read(control_data, addr, + data, len); +} + +/** + * devm_sigmadsp_init_i2c() - Initialize SigmaDSP instance + * @dev: The parent device + * @regmap: Regmap instance to use + * @ops: The sigmadsp_ops to use for this instance + * @firmware_name: Name of the firmware file to load + * + * Allocates a SigmaDSP instance and loads the specified firmware file. + * + * Returns a pointer to a struct sigmadsp on success, or a PTR_ERR() on error. + */ +struct sigmadsp *devm_sigmadsp_init_regmap(struct device *dev, + struct regmap *regmap, const struct sigmadsp_ops *ops, + const char *firmware_name) +{ + struct sigmadsp *sigmadsp; + + sigmadsp = devm_sigmadsp_init(dev, ops, firmware_name); + if (IS_ERR(sigmadsp)) + return sigmadsp; + + sigmadsp->control_data = regmap; + sigmadsp->write = sigmadsp_write_regmap; + sigmadsp->read = sigmadsp_read_regmap; + + return sigmadsp; +} +EXPORT_SYMBOL_GPL(devm_sigmadsp_init_regmap); + +MODULE_AUTHOR("Lars-Peter Clausen "); +MODULE_DESCRIPTION("SigmaDSP regmap firmware loader"); +MODULE_LICENSE("GPL"); -- cgit v1.2.3