soc/codecs/rl6347a.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  * rl6347a.h - RL6347A class device shared support
0004  *
0005  * Copyright 2015 Realtek Semiconductor Corp.
0006  *
0007  * Author: Oder Chiou <oder_chiou@realtek.com>
0008  */
0009 #ifndef __RL6347A_H__
0010 #define __RL6347A_H__
0011
0012 #include <sound/hda_verbs.h>
0013
0014 #define VERB_CMD(V, N, D) ((N << 20) | (V << 8) | D)
0015
0016 #define RL6347A_VENDOR_REGISTERS    0x20
0017
0018 #define RL6347A_COEF_INDEX\
0019     VERB_CMD(AC_VERB_SET_COEF_INDEX, RL6347A_VENDOR_REGISTERS, 0)
0020 #define RL6347A_PROC_COEF\
0021     VERB_CMD(AC_VERB_SET_PROC_COEF, RL6347A_VENDOR_REGISTERS, 0)
0022
0023 struct rl6347a_priv {
0024     struct reg_default *index_cache;
0025     int index_cache_size;
0026 };
0027
0028 int rl6347a_hw_write(void *context, unsigned int reg, unsigned int value);
0029 int rl6347a_hw_read(void *context, unsigned int reg, unsigned int *value);
0030
0031 #endif /* __RL6347A_H__ */