sprd_mcdt_chan_read  620 sound/soc/sprd/sprd-mcdt.c int sprd_mcdt_chan_read(struct sprd_mcdt_chan *chan, char *rx_buf, u32 size)
sprd_mcdt_chan_read   82 sound/soc/sprd/sprd-mcdt.h int sprd_mcdt_chan_read(struct sprd_mcdt_chan *chan, char *rx_buf, u32 size)