|  | /* SPDX-License-Identifier: GPL-2.0-only */ | 
|  | /* | 
|  | * rl6347a.h - RL6347A class device shared support | 
|  | * | 
|  | * Copyright 2015 Realtek Semiconductor Corp. | 
|  | * | 
|  | * Author: Oder Chiou <oder_chiou@realtek.com> | 
|  | */ | 
|  | #ifndef __RL6347A_H__ | 
|  | #define __RL6347A_H__ | 
|  |  | 
|  | #include <sound/hda_verbs.h> | 
|  |  | 
|  | #define VERB_CMD(V, N, D) ((N << 20) | (V << 8) | D) | 
|  |  | 
|  | #define RL6347A_VENDOR_REGISTERS	0x20 | 
|  |  | 
|  | #define RL6347A_COEF_INDEX\ | 
|  | VERB_CMD(AC_VERB_SET_COEF_INDEX, RL6347A_VENDOR_REGISTERS, 0) | 
|  | #define RL6347A_PROC_COEF\ | 
|  | VERB_CMD(AC_VERB_SET_PROC_COEF, RL6347A_VENDOR_REGISTERS, 0) | 
|  |  | 
|  | struct rl6347a_priv { | 
|  | struct reg_default *index_cache; | 
|  | int index_cache_size; | 
|  | }; | 
|  |  | 
|  | int rl6347a_hw_write(void *context, unsigned int reg, unsigned int value); | 
|  | int rl6347a_hw_read(void *context, unsigned int reg, unsigned int *value); | 
|  |  | 
|  | #endif /* __RL6347A_H__ */ |