rt5677_spi_read
ret = rt5677_spi_read(RT5677_MIC_BUF_ADDR, mic_write_offset,
ret = rt5677_spi_read(RT5677_MIC_BUF_ADDR + sizeof(u32) + begin,
ret = rt5677_spi_read(RT5677_MIC_BUF_ADDR + sizeof(u32) +
EXPORT_SYMBOL_GPL(rt5677_spi_read);
int rt5677_spi_read(u32 addr, void *rxbuf, size_t len);