BTCVSD_RX_BUF_SIZE 138 sound/soc/mediatek/common/mtk-btcvsd.c u8 rx_packet_buf[BTCVSD_RX_BUF_SIZE]; BTCVSD_RX_BUF_SIZE 251 sound/soc/mediatek/common/mtk-btcvsd.c bt->rx->buf_size = BTCVSD_RX_BUF_SIZE;