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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> | |
d48b088e | 14 | #include <linux/list.h> |
38fd54ee | 15 | |
d48b088e | 16 | #include <sound/pcm.h> |
6b10998d | 17 | |
d48b088e LPC |
18 | struct sigmadsp; |
19 | struct snd_soc_component; | |
20 | struct snd_pcm_substream; | |
21 | ||
22 | struct sigmadsp_ops { | |
23 | int (*safeload)(struct sigmadsp *sigmadsp, unsigned int addr, | |
24 | const uint8_t *data, size_t len); | |
25 | }; | |
26 | ||
27 | struct sigmadsp { | |
28 | const struct sigmadsp_ops *ops; | |
29 | ||
a35daac7 | 30 | struct list_head ctrl_list; |
d48b088e LPC |
31 | struct list_head data_list; |
32 | ||
a35daac7 LPC |
33 | struct snd_pcm_hw_constraint_list rate_constraints; |
34 | ||
d48b088e LPC |
35 | unsigned int current_samplerate; |
36 | struct snd_soc_component *component; | |
37 | struct device *dev; | |
6b10998d | 38 | |
a35daac7 LPC |
39 | struct mutex lock; |
40 | ||
6b10998d | 41 | void *control_data; |
d48b088e | 42 | int (*write)(void *, unsigned int, const uint8_t *, size_t); |
a35daac7 | 43 | int (*read)(void *, unsigned int, uint8_t *, size_t); |
6b10998d LPC |
44 | }; |
45 | ||
d48b088e LPC |
46 | struct sigmadsp *devm_sigmadsp_init(struct device *dev, |
47 | const struct sigmadsp_ops *ops, const char *firmware_name); | |
48 | void sigmadsp_reset(struct sigmadsp *sigmadsp); | |
49 | ||
50 | int sigmadsp_restrict_params(struct sigmadsp *sigmadsp, | |
51 | struct snd_pcm_substream *substream); | |
6b10998d | 52 | |
e359dc24 MF |
53 | struct i2c_client; |
54 | ||
d48b088e LPC |
55 | struct sigmadsp *devm_sigmadsp_init_regmap(struct device *dev, |
56 | struct regmap *regmap, const struct sigmadsp_ops *ops, | |
57 | const char *firmware_name); | |
58 | struct sigmadsp *devm_sigmadsp_init_i2c(struct i2c_client *client, | |
59 | const struct sigmadsp_ops *ops, const char *firmware_name); | |
60 | ||
61 | int sigmadsp_attach(struct sigmadsp *sigmadsp, | |
62 | struct snd_soc_component *component); | |
63 | int sigmadsp_setup(struct sigmadsp *sigmadsp, unsigned int rate); | |
64 | void sigmadsp_reset(struct sigmadsp *sigmadsp); | |
e359dc24 MF |
65 | |
66 | #endif |