1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-or-later
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Load Analog Devices SigmaStudio firmware files
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright 2009-2011 Analog Devices Inc.
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include <linux/regmap.h>
9*4882a593Smuzhiyun #include <linux/export.h>
10*4882a593Smuzhiyun #include <linux/module.h>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #include "sigmadsp.h"
13*4882a593Smuzhiyun
sigmadsp_write_regmap(void * control_data,unsigned int addr,const uint8_t data[],size_t len)14*4882a593Smuzhiyun static int sigmadsp_write_regmap(void *control_data,
15*4882a593Smuzhiyun unsigned int addr, const uint8_t data[], size_t len)
16*4882a593Smuzhiyun {
17*4882a593Smuzhiyun return regmap_raw_write(control_data, addr,
18*4882a593Smuzhiyun data, len);
19*4882a593Smuzhiyun }
20*4882a593Smuzhiyun
sigmadsp_read_regmap(void * control_data,unsigned int addr,uint8_t data[],size_t len)21*4882a593Smuzhiyun static int sigmadsp_read_regmap(void *control_data,
22*4882a593Smuzhiyun unsigned int addr, uint8_t data[], size_t len)
23*4882a593Smuzhiyun {
24*4882a593Smuzhiyun return regmap_raw_read(control_data, addr,
25*4882a593Smuzhiyun data, len);
26*4882a593Smuzhiyun }
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun /**
29*4882a593Smuzhiyun * devm_sigmadsp_init_i2c() - Initialize SigmaDSP instance
30*4882a593Smuzhiyun * @dev: The parent device
31*4882a593Smuzhiyun * @regmap: Regmap instance to use
32*4882a593Smuzhiyun * @ops: The sigmadsp_ops to use for this instance
33*4882a593Smuzhiyun * @firmware_name: Name of the firmware file to load
34*4882a593Smuzhiyun *
35*4882a593Smuzhiyun * Allocates a SigmaDSP instance and loads the specified firmware file.
36*4882a593Smuzhiyun *
37*4882a593Smuzhiyun * Returns a pointer to a struct sigmadsp on success, or a PTR_ERR() on error.
38*4882a593Smuzhiyun */
devm_sigmadsp_init_regmap(struct device * dev,struct regmap * regmap,const struct sigmadsp_ops * ops,const char * firmware_name)39*4882a593Smuzhiyun struct sigmadsp *devm_sigmadsp_init_regmap(struct device *dev,
40*4882a593Smuzhiyun struct regmap *regmap, const struct sigmadsp_ops *ops,
41*4882a593Smuzhiyun const char *firmware_name)
42*4882a593Smuzhiyun {
43*4882a593Smuzhiyun struct sigmadsp *sigmadsp;
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun sigmadsp = devm_sigmadsp_init(dev, ops, firmware_name);
46*4882a593Smuzhiyun if (IS_ERR(sigmadsp))
47*4882a593Smuzhiyun return sigmadsp;
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun sigmadsp->control_data = regmap;
50*4882a593Smuzhiyun sigmadsp->write = sigmadsp_write_regmap;
51*4882a593Smuzhiyun sigmadsp->read = sigmadsp_read_regmap;
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun return sigmadsp;
54*4882a593Smuzhiyun }
55*4882a593Smuzhiyun EXPORT_SYMBOL_GPL(devm_sigmadsp_init_regmap);
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
58*4882a593Smuzhiyun MODULE_DESCRIPTION("SigmaDSP regmap firmware loader");
59*4882a593Smuzhiyun MODULE_LICENSE("GPL");
60