1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * rt5677-spi.h -- RT5677 ALSA SoC audio codec driver
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright 2013 Realtek Semiconductor Corp.
6*4882a593Smuzhiyun * Author: Oder Chiou <oder_chiou@realtek.com>
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun #ifndef __RT5677_SPI_H__
10*4882a593Smuzhiyun #define __RT5677_SPI_H__
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #if IS_ENABLED(CONFIG_SND_SOC_RT5677_SPI)
13*4882a593Smuzhiyun int rt5677_spi_read(u32 addr, void *rxbuf, size_t len);
14*4882a593Smuzhiyun int rt5677_spi_write(u32 addr, const void *txbuf, size_t len);
15*4882a593Smuzhiyun int rt5677_spi_write_firmware(u32 addr, const struct firmware *fw);
16*4882a593Smuzhiyun void rt5677_spi_hotword_detected(void);
17*4882a593Smuzhiyun #else
rt5677_spi_read(u32 addr,void * rxbuf,size_t len)18*4882a593Smuzhiyun static inline int rt5677_spi_read(u32 addr, void *rxbuf, size_t len)
19*4882a593Smuzhiyun {
20*4882a593Smuzhiyun return -EINVAL;
21*4882a593Smuzhiyun }
rt5677_spi_write(u32 addr,const void * txbuf,size_t len)22*4882a593Smuzhiyun static inline int rt5677_spi_write(u32 addr, const void *txbuf, size_t len)
23*4882a593Smuzhiyun {
24*4882a593Smuzhiyun return -EINVAL;
25*4882a593Smuzhiyun }
rt5677_spi_write_firmware(u32 addr,const struct firmware * fw)26*4882a593Smuzhiyun static inline int rt5677_spi_write_firmware(u32 addr, const struct firmware *fw)
27*4882a593Smuzhiyun {
28*4882a593Smuzhiyun return -EINVAL;
29*4882a593Smuzhiyun }
rt5677_spi_hotword_detected(void)30*4882a593Smuzhiyun static inline void rt5677_spi_hotword_detected(void){}
31*4882a593Smuzhiyun #endif
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun #endif /* __RT5677_SPI_H__ */
34