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Searched refs:tx_tail (Results 1 – 25 of 33) sorted by relevance

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/linux/drivers/net/can/rockchip/
H A Drockchip_canfd-tx.c15 unsigned int tx_tail; in rkcanfd_tx_tail_is_eff() local
20 tx_tail = rkcanfd_get_tx_tail(priv); in rkcanfd_tx_tail_is_eff()
21 skb = priv->can.echo_skb[tx_tail]; in rkcanfd_tx_tail_is_eff()
25 __func__, tx_tail, in rkcanfd_tx_tail_is_eff()
26 priv->tx_head, priv->tx_tail); in rkcanfd_tx_tail_is_eff()
85 priv->tx_head, priv->tx_tail, in rkcanfd_start_xmit()
147 unsigned int tx_tail; in rkcanfd_handle_tx_done_one() local
150 tx_tail = rkcanfd_get_tx_tail(priv); in rkcanfd_handle_tx_done_one()
151 skb = priv->can.echo_skb[tx_tail]; in rkcanfd_handle_tx_done_one()
164 tx_tail, ts, in rkcanfd_handle_tx_done_one()
H A Drockchip_canfd-rx.c102 unsigned int tx_tail; in rkcanfd_rxstx_filter() local
104 tx_tail = rkcanfd_get_tx_tail(priv); in rkcanfd_rxstx_filter()
105 skb = priv->can.echo_skb[tx_tail]; in rkcanfd_rxstx_filter()
109 __func__, tx_tail, in rkcanfd_rxstx_filter()
110 priv->tx_head, priv->tx_tail); in rkcanfd_rxstx_filter()
125 WRITE_ONCE(priv->tx_tail, priv->tx_tail + 1); in rkcanfd_rxstx_filter()
H A Drockchip_canfd.h479 unsigned int tx_tail; member
533 return READ_ONCE(priv->tx_tail) & (RKCANFD_TXFIFO_DEPTH - 1); in rkcanfd_get_tx_tail()
539 return READ_ONCE(priv->tx_head) - READ_ONCE(priv->tx_tail); in rkcanfd_get_tx_pending()
/linux/drivers/net/ethernet/seeq/
H A Dether3.c336 priv(dev)->tx_tail = 0; in ether3_init_for_open()
466 priv(dev)->tx_head, priv(dev)->tx_tail); in ether3_timeout()
467 ether3_setbuffer(dev, buffer_read, priv(dev)->tx_tail); in ether3_timeout()
474 priv(dev)->tx_head = priv(dev)->tx_tail = 0; in ether3_timeout()
506 if (priv(dev)->tx_tail == next_ptr) { in ether3_sendpacket()
539 if (priv(dev)->tx_tail == next_ptr) in ether3_sendpacket()
687 unsigned int tx_tail = priv(dev)->tx_tail; in ether3_tx() local
696 ether3_setbuffer(dev, buffer_read, tx_tail * 0x600); in ether3_tx()
719 tx_tail = (tx_tail + 1) & 15; in ether3_tx()
722 if (priv(dev)->tx_tail != tx_tail) { in ether3_tx()
[all …]
H A Dether3.h162 unsigned char tx_tail; /* buffer nr of transmitting packet */ member
/linux/drivers/net/ethernet/hisilicon/
H A Dhip04_eth.c248 unsigned int tx_tail ____cacheline_aligned_in_smp;
450 unsigned tx_tail = priv->tx_tail; in hip04_tx_reclaim() local
456 count = tx_count(READ_ONCE(priv->tx_head), tx_tail); in hip04_tx_reclaim()
461 desc = &priv->tx_desc[tx_tail]; in hip04_tx_reclaim()
469 if (priv->tx_phys[tx_tail]) { in hip04_tx_reclaim()
470 dma_unmap_single(priv->dev, priv->tx_phys[tx_tail], in hip04_tx_reclaim()
471 priv->tx_skb[tx_tail]->len, in hip04_tx_reclaim()
473 priv->tx_phys[tx_tail] = 0; in hip04_tx_reclaim()
476 bytes_compl += priv->tx_skb[tx_tail]->len; in hip04_tx_reclaim()
477 dev_kfree_skb(priv->tx_skb[tx_tail]); in hip04_tx_reclaim()
[all …]
/linux/tools/testing/selftests/vfio/lib/drivers/igb/
H A Digb.c59 u32 tx_tail; member
372 igb->tx_tail = 0; in igb_hw_init()
450 tx = &igb->tx_ring[igb->tx_tail]; in igb_memcpy_start()
481 igb->tx_tail = (igb->tx_tail + 1) % RING_SIZE; in igb_memcpy_start()
486 igb_write32(igb, E1000_TDT(0), igb->tx_tail); in igb_memcpy_start()
/linux/drivers/net/can/usb/etas_es58x/
H A Des58x_core.c279 u32 num_echo_skb = priv->tx_head - priv->tx_tail; in es58x_is_echo_skb_threshold_reached()
300 can_free_echo_skb(netdev, priv->tx_tail & fifo_mask, &frame_len); in es58x_can_free_echo_skb_tail()
303 priv->tx_tail++; in es58x_can_free_echo_skb_tail()
331 rcv_packet_idx, priv->tx_tail, priv->tx_head, in es58x_can_get_echo_skb_recovery()
332 priv->tx_head - priv->tx_tail, in es58x_can_get_echo_skb_recovery()
335 if ((s32)(rcv_packet_idx - priv->tx_tail) < 0) { in es58x_can_get_echo_skb_recovery()
349 rcv_packet_idx - priv->tx_tail, in es58x_can_get_echo_skb_recovery()
350 priv->tx_tail, rcv_packet_idx - 1); in es58x_can_get_echo_skb_recovery()
351 while (priv->tx_tail != rcv_packet_idx) { in es58x_can_get_echo_skb_recovery()
352 if (priv->tx_tail == priv->tx_head) in es58x_can_get_echo_skb_recovery()
[all …]
H A Des58x_fd.c82 rcv_packet_idx = (priv->tx_tail & mask) | echo_msg[0].packet_idx; in es58x_fd_echo_msg()
95 return es58x_can_get_echo_skb(netdev, priv->tx_tail, tstamps, num_element); in es58x_fd_echo_msg()
/linux/drivers/net/ethernet/silan/
H A Dsc92031.c282 unsigned tx_tail; member
410 while (priv->tx_head - priv->tx_tail > 0) { in _sc92031_tx_clear()
411 priv->tx_tail++; in _sc92031_tx_clear()
414 priv->tx_head = priv->tx_tail = 0; in _sc92031_tx_clear()
656 old_tx_tail = priv->tx_tail; in _sc92031_tx_tasklet()
657 while (priv->tx_head - priv->tx_tail > 0) { in _sc92031_tx_tasklet()
658 entry = priv->tx_tail % NUM_TX_DESC; in _sc92031_tx_tasklet()
664 priv->tx_tail++; in _sc92031_tx_tasklet()
690 if (priv->tx_tail != old_tx_tail) in _sc92031_tx_tasklet()
953 BUG_ON(priv->tx_head - priv->tx_tail >= NUM_TX_DESC); in sc92031_start_xmit()
[all …]
/linux/arch/sparc/kernel/
H A Dldc.c124 unsigned long tx_tail; member
226 t = tx_advance(lp, lp->tx_tail); in handshake_get_tx_packet()
233 return p + (lp->tx_tail / LDC_PACKET_SIZE); in handshake_get_tx_packet()
256 tail = lp->tx_tail; in tx_has_space_for()
282 t = tx_advance(lp, lp->tx_tail); in data_get_tx_packet()
289 return p + (lp->tx_tail / LDC_PACKET_SIZE); in data_get_tx_packet()
294 unsigned long orig_tail = lp->tx_tail; in set_tx_tail()
297 lp->tx_tail = tail; in set_tx_tail()
306 lp->tx_tail = orig_tail; in set_tx_tail()
312 lp->tx_tail = orig_tail; in set_tx_tail()
[all …]
/linux/drivers/net/ethernet/realtek/
H A D8139cp.c116 (((CP)->tx_tail <= (CP)->tx_head) ? \
117 (CP)->tx_tail + (CP_TX_RING_SIZE - 1) - (CP)->tx_head : \
118 (CP)->tx_tail - (CP)->tx_head - 1)
342 unsigned tx_tail; member
651 unsigned tx_tail = cp->tx_tail; in cp_tx() local
654 while (tx_tail != tx_head) { in cp_tx()
655 struct cp_desc *txd = cp->tx_ring + tx_tail; in cp_tx()
664 skb = cp->tx_skb[tx_tail]; in cp_tx()
668 cp->tx_opts[tx_tail] & 0xffff, in cp_tx()
690 "tx done, slot %d\n", tx_tail); in cp_tx()
[all …]
/linux/drivers/net/can/
H A Dbxcan.c179 unsigned int tx_tail; member
268 return priv->tx_tail % BXCAN_TX_MB_NUM; in bxcan_get_tx_tail()
273 return BXCAN_TX_MB_NUM - (priv->tx_head - priv->tx_tail); in bxcan_get_tx_free()
289 priv->tx_head, priv->tx_tail, in bxcan_tx_busy()
290 priv->tx_head - priv->tx_tail); in bxcan_tx_busy()
442 while (priv->tx_head - priv->tx_tail > 0) { in bxcan_tx_isr()
450 priv->tx_tail++; in bxcan_tx_isr()
692 priv->tx_tail = 0; in bxcan_chip_start()
1003 priv->tx_tail = 0; in bxcan_probe()
H A Dat91_can.c159 unsigned int tx_tail; member
282 return (priv->tx_tail & get_head_mb_mask(priv)) + get_mb_tx_first(priv); in get_tx_tail_mb()
359 priv->tx_head = priv->tx_tail = 0; in at91_setup_mailboxes()
657 for (/* nix */; (priv->tx_head - priv->tx_tail) > 0; priv->tx_tail++) { in at91_irq_tx()
688 (priv->tx_tail & get_head_mask(priv)) == 0) in at91_irq_tx()
/linux/drivers/net/ethernet/actions/
H A Dowl-emac.c637 unsigned int tx_tail; in owl_emac_tx_complete_tail() local
640 tx_tail = ring->tail; in owl_emac_tx_complete_tail()
641 desc = &ring->descs[tx_tail]; in owl_emac_tx_complete_tail()
673 netdev->stats.tx_bytes += ring->skbs[tx_tail]->len; in owl_emac_tx_complete_tail()
680 skb = ring->skbs[tx_tail]; in owl_emac_tx_complete_tail()
681 owl_emac_dma_unmap_tx(priv, skb, ring->skbs_dma[tx_tail]); in owl_emac_tx_complete_tail()
684 ring->skbs[tx_tail] = NULL; in owl_emac_tx_complete_tail()
685 ring->skbs_dma[tx_tail] = 0; in owl_emac_tx_complete_tail()
/linux/drivers/infiniband/ulp/ipoib/
H A Dipoib_ib.c410 ++priv->tx_tail; in ipoib_ib_handle_tx_wc()
707 if ((int) priv->tx_tail - (int) ah->last_send >= 0) { in ipoib_reap_dead_ahs()
825 while (priv->tx_head != priv->tx_tail || recvs_pending(dev)) { in ipoib_ib_dev_stop_default()
829 priv->tx_head - priv->tx_tail, in ipoib_ib_dev_stop_default()
836 while ((int)priv->tx_tail - (int)priv->tx_head < 0) { in ipoib_ib_dev_stop_default()
837 tx_req = &priv->tx_ring[priv->tx_tail & in ipoib_ib_dev_stop_default()
841 ++priv->tx_tail; in ipoib_ib_dev_stop_default()
/linux/drivers/net/ethernet/amd/
H A Dau1000_eth.h79 u32 tx_tail; member
H A Dau1000_eth.c704 aup->tx_tail = aup->tx_head; in au1000_init()
866 ptxd = aup->tx_dma_ring[aup->tx_tail]; in au1000_tx_ack()
874 aup->tx_tail = (aup->tx_tail + 1) & (NUM_TX_DMA - 1); in au1000_tx_ack()
875 ptxd = aup->tx_dma_ring[aup->tx_tail]; in au1000_tx_ack()
/linux/drivers/net/ethernet/hisilicon/hns3/hns3vf/
H A Dhclgevf_cmd.h95 __le16 tx_tail; member
/linux/drivers/net/ethernet/i825xx/
H A Dether1.c503 priv(dev)->tx_tail = TDR_ADDR; in ether1_init_for_open()
617 tail = priv(dev)->tx_tail; in ether1_txalloc()
747 caddr = priv(dev)->tx_tail; in ether1_xmit_done()
761 priv(dev)->tx_tail = NOP_ADDR; in ether1_xmit_done()
832 priv(dev)->tx_tail = caddr; in ether1_xmit_done()
H A Dether1.h40 volatile unsigned int tx_tail; member
/linux/drivers/net/ethernet/calxeda/
H A Dxgmac.c362 unsigned int tx_tail; member
400 dma_ring_space((p)->tx_head, (p)->tx_tail, DMA_TX_RING_SZ)
766 priv->tx_tail = 0; in xgmac_dma_desc_rings_init()
865 while (dma_ring_cnt(priv->tx_head, priv->tx_tail, DMA_TX_RING_SZ)) { in xgmac_tx_complete()
866 unsigned int entry = priv->tx_tail; in xgmac_tx_complete()
875 priv->tx_head, priv->tx_tail); in xgmac_tx_complete()
891 priv->tx_tail = dma_ring_incr(entry, DMA_TX_RING_SZ); in xgmac_tx_complete()
921 priv->tx_tail = 0; in xgmac_tx_timeout_work()
/linux/drivers/net/ethernet/cadence/
H A Dmacb_main.c655 if (READ_ONCE(queue->tx_head) != READ_ONCE(queue->tx_tail)) in macb_tx_all_queues_idle()
813 tail = queue->tx_tail; in gem_shuffle_tx_one_ring()
822 queue->tx_tail = 0; in gem_shuffle_tx_one_ring()
867 queue->tx_tail = 0; in gem_shuffle_tx_one_ring()
1271 __func__, q, queue->tx_tail, queue->tx_head); in macb_tx_error_task()
1298 for (tail = queue->tx_tail; tail != queue->tx_head; tail++) { in macb_tx_error_task()
1359 queue->tx_tail = 0; in macb_tx_error_task()
1418 for (tail = queue->tx_tail; tail != head && packets < budget; tail++) { in macb_tx_complete()
1474 queue->tx_tail = tail; in macb_tx_complete()
1476 CIRC_CNT(queue->tx_head, queue->tx_tail, in macb_tx_complete()
[all …]
/linux/drivers/net/ethernet/moxa/
H A Dmoxart_ether.h321 unsigned int tx_tail; member
/linux/drivers/net/can/spi/mcp251xfd/
H A Dmcp251xfd-core.c1300 u8 chip_tx_tail, tx_tail, offset; in mcp251xfd_handle_eccif_recover() local
1310 tx_tail = mcp251xfd_get_tx_tail(tx_ring); in mcp251xfd_handle_eccif_recover()
1318 if (chip_tx_tail != tx_tail || in mcp251xfd_handle_eccif_recover()
1323 addr, nr, tx_ring->tail, tx_tail, chip_tx_tail, in mcp251xfd_handle_eccif_recover()
1332 addr, nr, tx_ring->tail, tx_tail, offset); in mcp251xfd_handle_eccif_recover()

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