1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * rl6347a.h - RL6347A class device shared support |
4 | * |
5 | * Copyright 2015 Realtek Semiconductor Corp. |
6 | * |
7 | * Author: Oder Chiou <oder_chiou@realtek.com> |
8 | */ |
9 | #ifndef __RL6347A_H__ |
10 | #define __RL6347A_H__ |
11 | |
12 | #include <sound/hda_verbs.h> |
13 | |
14 | #define VERB_CMD(V, N, D) ((N << 20) | (V << 8) | D) |
15 | |
16 | #define RL6347A_VENDOR_REGISTERS 0x20 |
17 | |
18 | #define RL6347A_COEF_INDEX\ |
19 | VERB_CMD(AC_VERB_SET_COEF_INDEX, RL6347A_VENDOR_REGISTERS, 0) |
20 | #define RL6347A_PROC_COEF\ |
21 | VERB_CMD(AC_VERB_SET_PROC_COEF, RL6347A_VENDOR_REGISTERS, 0) |
22 | |
23 | struct rl6347a_priv { |
24 | struct reg_default *index_cache; |
25 | int index_cache_size; |
26 | }; |
27 | |
28 | int rl6347a_hw_write(void *context, unsigned int reg, unsigned int value); |
29 | int rl6347a_hw_read(void *context, unsigned int reg, unsigned int *value); |
30 | |
31 | #endif /* __RL6347A_H__ */ |
32 | |