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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * rl6347a.h - RL6347A class device shared support4 *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 0x2017 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 23struct rl6347a_priv {24 struct reg_default *index_cache;25 int index_cache_size;26};27 28int rl6347a_hw_write(void *context, unsigned int reg, unsigned int value);29int rl6347a_hw_read(void *context, unsigned int reg, unsigned int *value);30 31#endif /* __RL6347A_H__ */32