SUN4I_I2S_FIFO_CTRL_FLUSH_RX 721 sound/soc/sunxi/sun4i-i2s.c SUN4I_I2S_FIFO_CTRL_FLUSH_RX, SUN4I_I2S_FIFO_CTRL_FLUSH_RX 722 sound/soc/sunxi/sun4i-i2s.c SUN4I_I2S_FIFO_CTRL_FLUSH_RX);