LXR linux/sound/soc/codecs/rl6347a.h

   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
  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