xtfpga_pcm_tx_fn 129 sound/soc/xtensa/xtfpga-i2s.c #define xtfpga_pcm_tx_fn(channels, sample_bits) \ xtfpga_pcm_tx_fn 149 sound/soc/xtensa/xtfpga-i2s.c xtfpga_pcm_tx_fn(1, 16)