1d2912cb1SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */
2af48f1d0SOder Chiou /*
3af48f1d0SOder Chiou * rt5677-spi.h -- RT5677 ALSA SoC audio codec driver
4af48f1d0SOder Chiou *
5af48f1d0SOder Chiou * Copyright 2013 Realtek Semiconductor Corp.
6af48f1d0SOder Chiou * Author: Oder Chiou <oder_chiou@realtek.com>
7af48f1d0SOder Chiou */
8af48f1d0SOder Chiou
9d65fd3a4SOder Chiou #ifndef __RT5677_SPI_H__
10d65fd3a4SOder Chiou #define __RT5677_SPI_H__
11af48f1d0SOder Chiou
12fb319441SYueHaibing #if IS_ENABLED(CONFIG_SND_SOC_RT5677_SPI)
137d4d443eSBen Zhang int rt5677_spi_read(u32 addr, void *rxbuf, size_t len);
147d4d443eSBen Zhang int rt5677_spi_write(u32 addr, const void *txbuf, size_t len);
157d4d443eSBen Zhang int rt5677_spi_write_firmware(u32 addr, const struct firmware *fw);
16a0e0d135SBen Zhang void rt5677_spi_hotword_detected(void);
17fb319441SYueHaibing #else
rt5677_spi_read(u32 addr,void * rxbuf,size_t len)18fb319441SYueHaibing static inline int rt5677_spi_read(u32 addr, void *rxbuf, size_t len)
19fb319441SYueHaibing {
20fb319441SYueHaibing return -EINVAL;
21fb319441SYueHaibing }
rt5677_spi_write(u32 addr,const void * txbuf,size_t len)22fb319441SYueHaibing static inline int rt5677_spi_write(u32 addr, const void *txbuf, size_t len)
23fb319441SYueHaibing {
24fb319441SYueHaibing return -EINVAL;
25fb319441SYueHaibing }
rt5677_spi_write_firmware(u32 addr,const struct firmware * fw)26fb319441SYueHaibing static inline int rt5677_spi_write_firmware(u32 addr, const struct firmware *fw)
27fb319441SYueHaibing {
28fb319441SYueHaibing return -EINVAL;
29fb319441SYueHaibing }
rt5677_spi_hotword_detected(void)30fb319441SYueHaibing static inline void rt5677_spi_hotword_detected(void){}
31fb319441SYueHaibing #endif
32af48f1d0SOder Chiou
33af48f1d0SOder Chiou #endif /* __RT5677_SPI_H__ */
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