Lines Matching refs:fifo_bytes
717 u8 fifo_bytes; in trf7970a_fill_fifo() local
720 ret = trf7970a_read(trf, TRF7970A_FIFO_STATUS, &fifo_bytes); in trf7970a_fill_fifo()
726 dev_dbg(trf->dev, "Filling FIFO - fifo_bytes: 0x%x\n", fifo_bytes); in trf7970a_fill_fifo()
728 fifo_bytes &= ~TRF7970A_FIFO_STATUS_OVERFLOW; in trf7970a_fill_fifo()
731 len = TRF7970A_FIFO_SIZE - fifo_bytes; in trf7970a_fill_fifo()
751 u8 fifo_bytes; in trf7970a_drain_fifo() local
758 ret = trf7970a_read(trf, TRF7970A_FIFO_STATUS, &fifo_bytes); in trf7970a_drain_fifo()
764 dev_dbg(trf->dev, "Draining FIFO - fifo_bytes: 0x%x\n", fifo_bytes); in trf7970a_drain_fifo()
766 fifo_bytes &= ~TRF7970A_FIFO_STATUS_OVERFLOW; in trf7970a_drain_fifo()
768 if (!fifo_bytes) in trf7970a_drain_fifo()
771 if (fifo_bytes > skb_tailroom(skb)) { in trf7970a_drain_fifo()
773 max_t(int, fifo_bytes, in trf7970a_drain_fifo()
786 skb_put(skb, fifo_bytes), fifo_bytes); in trf7970a_drain_fifo()
801 ret = trf7970a_read(trf, TRF7970A_FIFO_STATUS, &fifo_bytes); in trf7970a_drain_fifo()
807 fifo_bytes &= ~TRF7970A_FIFO_STATUS_OVERFLOW; in trf7970a_drain_fifo()
813 if (fifo_bytes) in trf7970a_drain_fifo()
834 u8 status, fifo_bytes, iso_ctrl; in trf7970a_irq() local
889 &fifo_bytes); in trf7970a_irq()
891 fifo_bytes &= ~TRF7970A_FIFO_STATUS_OVERFLOW; in trf7970a_irq()
895 else if (!fifo_bytes) in trf7970a_irq()