Lines Matching refs:fifo_bytes
711 u8 fifo_bytes; in trf7970a_fill_fifo() local
714 ret = trf7970a_read(trf, TRF7970A_FIFO_STATUS, &fifo_bytes); in trf7970a_fill_fifo()
720 dev_dbg(trf->dev, "Filling FIFO - fifo_bytes: 0x%x\n", fifo_bytes); in trf7970a_fill_fifo()
722 fifo_bytes &= ~TRF7970A_FIFO_STATUS_OVERFLOW; in trf7970a_fill_fifo()
725 len = TRF7970A_FIFO_SIZE - fifo_bytes; in trf7970a_fill_fifo()
745 u8 fifo_bytes; in trf7970a_drain_fifo() local
752 ret = trf7970a_read(trf, TRF7970A_FIFO_STATUS, &fifo_bytes); in trf7970a_drain_fifo()
758 dev_dbg(trf->dev, "Draining FIFO - fifo_bytes: 0x%x\n", fifo_bytes); in trf7970a_drain_fifo()
760 fifo_bytes &= ~TRF7970A_FIFO_STATUS_OVERFLOW; in trf7970a_drain_fifo()
762 if (!fifo_bytes) in trf7970a_drain_fifo()
765 if (fifo_bytes > skb_tailroom(skb)) { in trf7970a_drain_fifo()
767 max_t(int, fifo_bytes, in trf7970a_drain_fifo()
780 skb_put(skb, fifo_bytes), fifo_bytes); in trf7970a_drain_fifo()
794 ret = trf7970a_read(trf, TRF7970A_FIFO_STATUS, &fifo_bytes); in trf7970a_drain_fifo()
800 fifo_bytes &= ~TRF7970A_FIFO_STATUS_OVERFLOW; in trf7970a_drain_fifo()
806 if (fifo_bytes) in trf7970a_drain_fifo()
827 u8 status, fifo_bytes, iso_ctrl; in trf7970a_irq() local
882 &fifo_bytes); in trf7970a_irq()
884 fifo_bytes &= ~TRF7970A_FIFO_STATUS_OVERFLOW; in trf7970a_irq()
888 else if (!fifo_bytes) in trf7970a_irq()