Lines Matching refs:adpt
249 void emac_mac_multicast_addr_set(struct emac_adapter *adpt, u8 *addr) in emac_mac_multicast_addr_set() argument
263 mta = readl(adpt->base + EMAC_HASH_TAB_REG0 + (reg << 2)); in emac_mac_multicast_addr_set()
265 writel(mta, adpt->base + EMAC_HASH_TAB_REG0 + (reg << 2)); in emac_mac_multicast_addr_set()
268 void emac_mac_multicast_addr_clear(struct emac_adapter *adpt) in emac_mac_multicast_addr_clear() argument
270 writel(0, adpt->base + EMAC_HASH_TAB_REG0); in emac_mac_multicast_addr_clear()
271 writel(0, adpt->base + EMAC_HASH_TAB_REG1); in emac_mac_multicast_addr_clear()
281 void emac_mac_mode_config(struct emac_adapter *adpt) in emac_mac_mode_config() argument
283 struct net_device *netdev = adpt->netdev; in emac_mac_mode_config()
286 mac = readl(adpt->base + EMAC_MAC_CTRL); in emac_mac_mode_config()
298 writel(mac, adpt->base + EMAC_MAC_CTRL); in emac_mac_mode_config()
302 static void emac_mac_dma_rings_config(struct emac_adapter *adpt) in emac_mac_dma_rings_config() argument
305 writel(upper_32_bits(adpt->tx_q.tpd.dma_addr), in emac_mac_dma_rings_config()
306 adpt->base + EMAC_DESC_CTRL_1); in emac_mac_dma_rings_config()
308 writel(lower_32_bits(adpt->tx_q.tpd.dma_addr), in emac_mac_dma_rings_config()
309 adpt->base + EMAC_DESC_CTRL_8); in emac_mac_dma_rings_config()
311 writel(adpt->tx_q.tpd.count & TPD_RING_SIZE_BMSK, in emac_mac_dma_rings_config()
312 adpt->base + EMAC_DESC_CTRL_9); in emac_mac_dma_rings_config()
315 writel(upper_32_bits(adpt->rx_q.rfd.dma_addr), in emac_mac_dma_rings_config()
316 adpt->base + EMAC_DESC_CTRL_0); in emac_mac_dma_rings_config()
318 writel(lower_32_bits(adpt->rx_q.rfd.dma_addr), in emac_mac_dma_rings_config()
319 adpt->base + EMAC_DESC_CTRL_2); in emac_mac_dma_rings_config()
320 writel(lower_32_bits(adpt->rx_q.rrd.dma_addr), in emac_mac_dma_rings_config()
321 adpt->base + EMAC_DESC_CTRL_5); in emac_mac_dma_rings_config()
323 writel(adpt->rx_q.rfd.count & RFD_RING_SIZE_BMSK, in emac_mac_dma_rings_config()
324 adpt->base + EMAC_DESC_CTRL_3); in emac_mac_dma_rings_config()
325 writel(adpt->rx_q.rrd.count & RRD_RING_SIZE_BMSK, in emac_mac_dma_rings_config()
326 adpt->base + EMAC_DESC_CTRL_6); in emac_mac_dma_rings_config()
328 writel(adpt->rxbuf_size & RX_BUFFER_SIZE_BMSK, in emac_mac_dma_rings_config()
329 adpt->base + EMAC_DESC_CTRL_4); in emac_mac_dma_rings_config()
331 writel(0, adpt->base + EMAC_DESC_CTRL_11); in emac_mac_dma_rings_config()
336 writel(1, adpt->base + EMAC_INTER_SRAM_PART9); in emac_mac_dma_rings_config()
340 static void emac_mac_tx_config(struct emac_adapter *adpt) in emac_mac_tx_config() argument
345 JUMBO_TASK_OFFLOAD_THRESHOLD_BMSK, adpt->base + EMAC_TXQ_CTRL_1); in emac_mac_tx_config()
347 val = (adpt->tpd_burst << NUM_TPD_BURST_PREF_SHFT) & in emac_mac_tx_config()
354 writel(val, adpt->base + EMAC_TXQ_CTRL_0); in emac_mac_tx_config()
355 emac_reg_update32(adpt->base + EMAC_TXQ_CTRL_2, in emac_mac_tx_config()
360 static void emac_mac_rx_config(struct emac_adapter *adpt) in emac_mac_rx_config() argument
364 val = (adpt->rfd_burst << NUM_RFD_BURST_PREF_SHFT) & in emac_mac_rx_config()
368 writel(val, adpt->base + EMAC_RXQ_CTRL_0); in emac_mac_rx_config()
370 val = readl(adpt->base + EMAC_RXQ_CTRL_1); in emac_mac_rx_config()
376 writel(val, adpt->base + EMAC_RXQ_CTRL_1); in emac_mac_rx_config()
378 val = readl(adpt->base + EMAC_RXQ_CTRL_2); in emac_mac_rx_config()
382 writel(val, adpt->base + EMAC_RXQ_CTRL_2); in emac_mac_rx_config()
384 val = readl(adpt->base + EMAC_RXQ_CTRL_3); in emac_mac_rx_config()
387 writel(val, adpt->base + EMAC_RXQ_CTRL_3); in emac_mac_rx_config()
391 static void emac_mac_dma_config(struct emac_adapter *adpt) in emac_mac_dma_config() argument
395 switch (adpt->dma_order) { in emac_mac_dma_config()
409 dma_ctrl |= (((u32)adpt->dmar_block) << REGRDBLEN_SHFT) & in emac_mac_dma_config()
411 dma_ctrl |= (((u32)adpt->dmaw_block) << REGWRBLEN_SHFT) & in emac_mac_dma_config()
413 dma_ctrl |= (((u32)adpt->dmar_dly_cnt) << DMAR_DLY_CNT_SHFT) & in emac_mac_dma_config()
415 dma_ctrl |= (((u32)adpt->dmaw_dly_cnt) << DMAW_DLY_CNT_SHFT) & in emac_mac_dma_config()
419 writel(dma_ctrl, adpt->base + EMAC_DMA_CTRL); in emac_mac_dma_config()
423 static void emac_set_mac_address(struct emac_adapter *adpt, const u8 *addr) in emac_set_mac_address() argument
434 writel(sta, adpt->base + EMAC_MAC_STA_ADDR0); in emac_set_mac_address()
438 writel(sta, adpt->base + EMAC_MAC_STA_ADDR1); in emac_set_mac_address()
441 static void emac_mac_config(struct emac_adapter *adpt) in emac_mac_config() argument
443 struct net_device *netdev = adpt->netdev; in emac_mac_config()
447 emac_set_mac_address(adpt, netdev->dev_addr); in emac_mac_config()
450 adpt->rxbuf_size = netdev->mtu > EMAC_DEF_RX_BUF_SIZE ? in emac_mac_config()
453 emac_mac_dma_rings_config(adpt); in emac_mac_config()
456 adpt->base + EMAC_MAX_FRAM_LEN_CTRL); in emac_mac_config()
458 emac_mac_tx_config(adpt); in emac_mac_config()
459 emac_mac_rx_config(adpt); in emac_mac_config()
460 emac_mac_dma_config(adpt); in emac_mac_config()
462 val = readl(adpt->base + EMAC_AXI_MAST_CTRL); in emac_mac_config()
465 writel(val, adpt->base + EMAC_AXI_MAST_CTRL); in emac_mac_config()
466 writel(0, adpt->base + EMAC_CLK_GATE_CTRL); in emac_mac_config()
467 writel(RX_UNCPL_INT_EN, adpt->base + EMAC_MISC_CTRL); in emac_mac_config()
470 void emac_mac_reset(struct emac_adapter *adpt) in emac_mac_reset() argument
472 emac_mac_stop(adpt); in emac_mac_reset()
474 emac_reg_update32(adpt->base + EMAC_DMA_MAS_CTRL, 0, SOFT_RST); in emac_mac_reset()
478 emac_reg_update32(adpt->base + EMAC_DMA_MAS_CTRL, 0, INT_RD_CLR_EN); in emac_mac_reset()
481 static void emac_mac_start(struct emac_adapter *adpt) in emac_mac_start() argument
483 struct phy_device *phydev = adpt->phydev; in emac_mac_start()
487 emac_reg_update32(adpt->base + EMAC_TXQ_CTRL_0, 0, TXQ_EN); in emac_mac_start()
490 emac_reg_update32(adpt->base + EMAC_RXQ_CTRL_0, 0, RXQ_EN); in emac_mac_start()
493 mac = readl(adpt->base + EMAC_MAC_CTRL); in emac_mac_start()
494 csr1 = readl(adpt->csr + EMAC_EMAC_WRAPPER_CSR1); in emac_mac_start()
504 if (adpt->automatic) { in emac_mac_start()
506 adpt->rx_flow_control = phydev->pause; in emac_mac_start()
507 adpt->tx_flow_control = phydev->pause != phydev->asym_pause; in emac_mac_start()
509 mac |= adpt->rx_flow_control ? RXFC : 0; in emac_mac_start()
510 mac |= adpt->tx_flow_control ? TXFC : 0; in emac_mac_start()
529 mac |= ((adpt->preamble << PRLEN_SHFT) & PRLEN_BMSK); in emac_mac_start()
556 mac |= adpt->single_pause_mode ? SINGLE_PAUSE_MODE : 0; in emac_mac_start()
558 writel_relaxed(csr1, adpt->csr + EMAC_EMAC_WRAPPER_CSR1); in emac_mac_start()
560 writel_relaxed(mac, adpt->base + EMAC_MAC_CTRL); in emac_mac_start()
566 writel_relaxed(adpt->irq_mod, adpt->base + EMAC_IRQ_MOD_TIM_INIT); in emac_mac_start()
568 IRQ_MODERATOR2_EN, adpt->base + EMAC_DMA_MAS_CTRL); in emac_mac_start()
570 emac_mac_mode_config(adpt); in emac_mac_start()
572 emac_reg_update32(adpt->base + EMAC_ATHR_HEADER_CTRL, in emac_mac_start()
576 void emac_mac_stop(struct emac_adapter *adpt) in emac_mac_stop() argument
578 emac_reg_update32(adpt->base + EMAC_RXQ_CTRL_0, RXQ_EN, 0); in emac_mac_stop()
579 emac_reg_update32(adpt->base + EMAC_TXQ_CTRL_0, TXQ_EN, 0); in emac_mac_stop()
580 emac_reg_update32(adpt->base + EMAC_MAC_CTRL, TXEN | RXEN, 0); in emac_mac_stop()
585 static void emac_tx_q_descs_free(struct emac_adapter *adpt) in emac_tx_q_descs_free() argument
587 struct emac_tx_queue *tx_q = &adpt->tx_q; in emac_tx_q_descs_free()
599 dma_unmap_single(adpt->netdev->dev.parent, in emac_tx_q_descs_free()
621 static void emac_rx_q_free_descs(struct emac_adapter *adpt) in emac_rx_q_free_descs() argument
623 struct device *dev = adpt->netdev->dev.parent; in emac_rx_q_free_descs()
624 struct emac_rx_queue *rx_q = &adpt->rx_q; in emac_rx_q_free_descs()
660 static void emac_tx_q_bufs_free(struct emac_adapter *adpt) in emac_tx_q_bufs_free() argument
662 struct emac_tx_queue *tx_q = &adpt->tx_q; in emac_tx_q_bufs_free()
664 emac_tx_q_descs_free(adpt); in emac_tx_q_bufs_free()
674 static int emac_tx_q_desc_alloc(struct emac_adapter *adpt, in emac_tx_q_desc_alloc() argument
677 struct emac_ring_header *ring_header = &adpt->ring_header; in emac_tx_q_desc_alloc()
678 int node = dev_to_node(adpt->netdev->dev.parent); in emac_tx_q_desc_alloc()
686 tx_q->tpd.size = tx_q->tpd.count * (adpt->tpd_size * 4); in emac_tx_q_desc_alloc()
697 static void emac_rx_q_bufs_free(struct emac_adapter *adpt) in emac_rx_q_bufs_free() argument
699 struct emac_rx_queue *rx_q = &adpt->rx_q; in emac_rx_q_bufs_free()
701 emac_rx_q_free_descs(adpt); in emac_rx_q_bufs_free()
716 static int emac_rx_descs_alloc(struct emac_adapter *adpt) in emac_rx_descs_alloc() argument
718 struct emac_ring_header *ring_header = &adpt->ring_header; in emac_rx_descs_alloc()
719 int node = dev_to_node(adpt->netdev->dev.parent); in emac_rx_descs_alloc()
720 struct emac_rx_queue *rx_q = &adpt->rx_q; in emac_rx_descs_alloc()
728 rx_q->rrd.size = rx_q->rrd.count * (adpt->rrd_size * 4); in emac_rx_descs_alloc()
729 rx_q->rfd.size = rx_q->rfd.count * (adpt->rfd_size * 4); in emac_rx_descs_alloc()
749 int emac_mac_rx_tx_rings_alloc_all(struct emac_adapter *adpt) in emac_mac_rx_tx_rings_alloc_all() argument
751 struct emac_ring_header *ring_header = &adpt->ring_header; in emac_mac_rx_tx_rings_alloc_all()
752 struct device *dev = adpt->netdev->dev.parent; in emac_mac_rx_tx_rings_alloc_all()
753 unsigned int num_tx_descs = adpt->tx_desc_cnt; in emac_mac_rx_tx_rings_alloc_all()
754 unsigned int num_rx_descs = adpt->rx_desc_cnt; in emac_mac_rx_tx_rings_alloc_all()
757 adpt->tx_q.tpd.count = adpt->tx_desc_cnt; in emac_mac_rx_tx_rings_alloc_all()
759 adpt->rx_q.rrd.count = adpt->rx_desc_cnt; in emac_mac_rx_tx_rings_alloc_all()
760 adpt->rx_q.rfd.count = adpt->rx_desc_cnt; in emac_mac_rx_tx_rings_alloc_all()
765 ring_header->size = num_tx_descs * (adpt->tpd_size * 4) + in emac_mac_rx_tx_rings_alloc_all()
766 num_rx_descs * (adpt->rfd_size * 4) + in emac_mac_rx_tx_rings_alloc_all()
767 num_rx_descs * (adpt->rrd_size * 4) + in emac_mac_rx_tx_rings_alloc_all()
780 ret = emac_tx_q_desc_alloc(adpt, &adpt->tx_q); in emac_mac_rx_tx_rings_alloc_all()
782 netdev_err(adpt->netdev, "error: Tx Queue alloc failed\n"); in emac_mac_rx_tx_rings_alloc_all()
786 ret = emac_rx_descs_alloc(adpt); in emac_mac_rx_tx_rings_alloc_all()
788 netdev_err(adpt->netdev, "error: Rx Queue alloc failed\n"); in emac_mac_rx_tx_rings_alloc_all()
795 emac_tx_q_bufs_free(adpt); in emac_mac_rx_tx_rings_alloc_all()
809 void emac_mac_rx_tx_rings_free_all(struct emac_adapter *adpt) in emac_mac_rx_tx_rings_free_all() argument
811 struct emac_ring_header *ring_header = &adpt->ring_header; in emac_mac_rx_tx_rings_free_all()
812 struct device *dev = adpt->netdev->dev.parent; in emac_mac_rx_tx_rings_free_all()
814 emac_tx_q_bufs_free(adpt); in emac_mac_rx_tx_rings_free_all()
815 emac_rx_q_bufs_free(adpt); in emac_mac_rx_tx_rings_free_all()
827 static void emac_mac_rx_tx_ring_reset_all(struct emac_adapter *adpt) in emac_mac_rx_tx_ring_reset_all() argument
831 adpt->tx_q.tpd.produce_idx = 0; in emac_mac_rx_tx_ring_reset_all()
832 adpt->tx_q.tpd.consume_idx = 0; in emac_mac_rx_tx_ring_reset_all()
833 for (i = 0; i < adpt->tx_q.tpd.count; i++) in emac_mac_rx_tx_ring_reset_all()
834 adpt->tx_q.tpd.tpbuff[i].dma_addr = 0; in emac_mac_rx_tx_ring_reset_all()
836 adpt->rx_q.rrd.produce_idx = 0; in emac_mac_rx_tx_ring_reset_all()
837 adpt->rx_q.rrd.consume_idx = 0; in emac_mac_rx_tx_ring_reset_all()
838 adpt->rx_q.rfd.produce_idx = 0; in emac_mac_rx_tx_ring_reset_all()
839 adpt->rx_q.rfd.consume_idx = 0; in emac_mac_rx_tx_ring_reset_all()
840 for (i = 0; i < adpt->rx_q.rfd.count; i++) in emac_mac_rx_tx_ring_reset_all()
841 adpt->rx_q.rfd.rfbuff[i].dma_addr = 0; in emac_mac_rx_tx_ring_reset_all()
845 static void emac_mac_rx_rfd_create(struct emac_adapter *adpt, in emac_mac_rx_rfd_create() argument
849 u32 *hw_rfd = EMAC_RFD(rx_q, adpt->rfd_size, rx_q->rfd.produce_idx); in emac_mac_rx_rfd_create()
859 static void emac_mac_rx_descs_refill(struct emac_adapter *adpt, in emac_mac_rx_descs_refill() argument
879 skb = netdev_alloc_skb_ip_align(adpt->netdev, adpt->rxbuf_size); in emac_mac_rx_descs_refill()
884 dma_map_single(adpt->netdev->dev.parent, skb->data, in emac_mac_rx_descs_refill()
885 adpt->rxbuf_size, DMA_FROM_DEVICE); in emac_mac_rx_descs_refill()
887 ret = dma_mapping_error(adpt->netdev->dev.parent, in emac_mac_rx_descs_refill()
894 curr_rxbuf->length = adpt->rxbuf_size; in emac_mac_rx_descs_refill()
896 emac_mac_rx_rfd_create(adpt, rx_q, curr_rxbuf->dma_addr); in emac_mac_rx_descs_refill()
909 emac_reg_update32(adpt->base + rx_q->produce_reg, in emac_mac_rx_descs_refill()
916 struct emac_adapter *adpt = netdev_priv(netdev); in emac_adjust_link() local
920 emac_mac_start(adpt); in emac_adjust_link()
921 emac_sgmii_link_change(adpt, true); in emac_adjust_link()
923 emac_sgmii_link_change(adpt, false); in emac_adjust_link()
924 emac_mac_stop(adpt); in emac_adjust_link()
931 int emac_mac_up(struct emac_adapter *adpt) in emac_mac_up() argument
933 struct net_device *netdev = adpt->netdev; in emac_mac_up()
936 emac_mac_rx_tx_ring_reset_all(adpt); in emac_mac_up()
937 emac_mac_config(adpt); in emac_mac_up()
938 emac_mac_rx_descs_refill(adpt, &adpt->rx_q); in emac_mac_up()
940 adpt->phydev->irq = PHY_POLL; in emac_mac_up()
941 ret = phy_connect_direct(netdev, adpt->phydev, emac_adjust_link, in emac_mac_up()
944 netdev_err(adpt->netdev, "could not connect phy\n"); in emac_mac_up()
948 phy_attached_print(adpt->phydev, NULL); in emac_mac_up()
951 writel((u32)~DIS_INT, adpt->base + EMAC_INT_STATUS); in emac_mac_up()
952 writel(adpt->irq.mask, adpt->base + EMAC_INT_MASK); in emac_mac_up()
954 phy_start(adpt->phydev); in emac_mac_up()
956 napi_enable(&adpt->rx_q.napi); in emac_mac_up()
963 void emac_mac_down(struct emac_adapter *adpt) in emac_mac_down() argument
965 struct net_device *netdev = adpt->netdev; in emac_mac_down()
968 napi_disable(&adpt->rx_q.napi); in emac_mac_down()
970 phy_stop(adpt->phydev); in emac_mac_down()
976 writel(DIS_INT, adpt->base + EMAC_INT_STATUS); in emac_mac_down()
977 writel(0, adpt->base + EMAC_INT_MASK); in emac_mac_down()
978 synchronize_irq(adpt->irq.irq); in emac_mac_down()
980 phy_disconnect(adpt->phydev); in emac_mac_down()
982 emac_mac_reset(adpt); in emac_mac_down()
984 emac_tx_q_descs_free(adpt); in emac_mac_down()
985 netdev_reset_queue(adpt->netdev); in emac_mac_down()
986 emac_rx_q_free_descs(adpt); in emac_mac_down()
990 static bool emac_rx_process_rrd(struct emac_adapter *adpt, in emac_rx_process_rrd() argument
994 u32 *hw_rrd = EMAC_RRD(rx_q, adpt->rrd_size, rx_q->rrd.consume_idx); in emac_rx_process_rrd()
1009 netdev_err(adpt->netdev, in emac_rx_process_rrd()
1025 static void emac_tx_tpd_create(struct emac_adapter *adpt, in emac_tx_tpd_create() argument
1031 hw_tpd = EMAC_TPD(tx_q, adpt->tpd_size, tx_q->tpd.produce_idx); in emac_tx_tpd_create()
1043 static void emac_tx_tpd_mark_last(struct emac_adapter *adpt, in emac_tx_tpd_mark_last() argument
1047 EMAC_TPD(tx_q, adpt->tpd_size, tx_q->tpd.last_produce_idx); in emac_tx_tpd_mark_last()
1087 void emac_mac_rx_process(struct emac_adapter *adpt, struct emac_rx_queue *rx_q, in emac_mac_rx_process() argument
1091 struct net_device *netdev = adpt->netdev; in emac_mac_rx_process()
1098 reg = readl_relaxed(adpt->base + rx_q->consume_reg); in emac_mac_rx_process()
1109 if (!emac_rx_process_rrd(adpt, rx_q, &rrd)) in emac_mac_rx_process()
1115 dma_unmap_single(adpt->netdev->dev.parent, in emac_mac_rx_process()
1121 netdev_err(adpt->netdev, in emac_mac_rx_process()
1134 netif_dbg(adpt, rx_status, adpt->netdev, in emac_mac_rx_process()
1161 emac_reg_update32(adpt->base + rx_q->process_reg, in emac_mac_rx_process()
1163 emac_mac_rx_descs_refill(adpt, rx_q); in emac_mac_rx_process()
1179 void emac_mac_tx_process(struct emac_adapter *adpt, struct emac_tx_queue *tx_q) in emac_mac_tx_process() argument
1181 u32 reg = readl_relaxed(adpt->base + tx_q->consume_reg); in emac_mac_tx_process()
1190 dma_unmap_page(adpt->netdev->dev.parent, in emac_mac_tx_process()
1207 netdev_completed_queue(adpt->netdev, pkts_compl, bytes_compl); in emac_mac_tx_process()
1209 if (netif_queue_stopped(adpt->netdev)) in emac_mac_tx_process()
1211 netif_wake_queue(adpt->netdev); in emac_mac_tx_process()
1216 struct emac_adapter *adpt) in emac_mac_rx_tx_ring_init_all() argument
1218 adpt->rx_q.netdev = adpt->netdev; in emac_mac_rx_tx_ring_init_all()
1220 adpt->rx_q.produce_reg = EMAC_MAILBOX_0; in emac_mac_rx_tx_ring_init_all()
1221 adpt->rx_q.produce_mask = RFD0_PROD_IDX_BMSK; in emac_mac_rx_tx_ring_init_all()
1222 adpt->rx_q.produce_shift = RFD0_PROD_IDX_SHFT; in emac_mac_rx_tx_ring_init_all()
1224 adpt->rx_q.process_reg = EMAC_MAILBOX_0; in emac_mac_rx_tx_ring_init_all()
1225 adpt->rx_q.process_mask = RFD0_PROC_IDX_BMSK; in emac_mac_rx_tx_ring_init_all()
1226 adpt->rx_q.process_shft = RFD0_PROC_IDX_SHFT; in emac_mac_rx_tx_ring_init_all()
1228 adpt->rx_q.consume_reg = EMAC_MAILBOX_3; in emac_mac_rx_tx_ring_init_all()
1229 adpt->rx_q.consume_mask = RFD0_CONS_IDX_BMSK; in emac_mac_rx_tx_ring_init_all()
1230 adpt->rx_q.consume_shift = RFD0_CONS_IDX_SHFT; in emac_mac_rx_tx_ring_init_all()
1232 adpt->rx_q.irq = &adpt->irq; in emac_mac_rx_tx_ring_init_all()
1233 adpt->rx_q.intr = adpt->irq.mask & ISR_RX_PKT; in emac_mac_rx_tx_ring_init_all()
1235 adpt->tx_q.produce_reg = EMAC_MAILBOX_15; in emac_mac_rx_tx_ring_init_all()
1236 adpt->tx_q.produce_mask = NTPD_PROD_IDX_BMSK; in emac_mac_rx_tx_ring_init_all()
1237 adpt->tx_q.produce_shift = NTPD_PROD_IDX_SHFT; in emac_mac_rx_tx_ring_init_all()
1239 adpt->tx_q.consume_reg = EMAC_MAILBOX_2; in emac_mac_rx_tx_ring_init_all()
1240 adpt->tx_q.consume_mask = NTPD_CONS_IDX_BMSK; in emac_mac_rx_tx_ring_init_all()
1241 adpt->tx_q.consume_shift = NTPD_CONS_IDX_SHFT; in emac_mac_rx_tx_ring_init_all()
1245 static int emac_tso_csum(struct emac_adapter *adpt, in emac_tso_csum() argument
1270 netif_warn(adpt, tx_err, adpt->netdev, in emac_tso_csum()
1296 emac_tx_tpd_create(adpt, tx_q, &extra_tpd); in emac_tso_csum()
1312 netdev_err(adpt->netdev, in emac_tso_csum()
1327 static void emac_tx_fill_tpd(struct emac_adapter *adpt, in emac_tx_fill_tpd() argument
1346 tpbuf->dma_addr = dma_map_page(adpt->netdev->dev.parent, in emac_tx_fill_tpd()
1351 ret = dma_mapping_error(adpt->netdev->dev.parent, in emac_tx_fill_tpd()
1359 emac_tx_tpd_create(adpt, tx_q, tpd); in emac_tx_fill_tpd()
1366 tpbuf->dma_addr = dma_map_page(adpt->netdev->dev.parent, in emac_tx_fill_tpd()
1372 ret = dma_mapping_error(adpt->netdev->dev.parent, in emac_tx_fill_tpd()
1380 emac_tx_tpd_create(adpt, tx_q, tpd); in emac_tx_fill_tpd()
1389 tpbuf->dma_addr = skb_frag_dma_map(adpt->netdev->dev.parent, in emac_tx_fill_tpd()
1392 ret = dma_mapping_error(adpt->netdev->dev.parent, in emac_tx_fill_tpd()
1400 emac_tx_tpd_create(adpt, tx_q, tpd); in emac_tx_fill_tpd()
1406 emac_tx_tpd_mark_last(adpt, tx_q); in emac_tx_fill_tpd()
1421 dma_unmap_page(adpt->netdev->dev.parent, tpbuf->dma_addr, in emac_tx_fill_tpd()
1434 netdev_tx_t emac_mac_tx_buf_send(struct emac_adapter *adpt, in emac_mac_tx_buf_send() argument
1444 if (emac_tso_csum(adpt, tx_q, skb, &tpd) != 0) { in emac_mac_tx_buf_send()
1461 emac_tx_fill_tpd(adpt, tx_q, skb, &tpd); in emac_mac_tx_buf_send()
1463 netdev_sent_queue(adpt->netdev, len); in emac_mac_tx_buf_send()
1471 netif_stop_queue(adpt->netdev); in emac_mac_tx_buf_send()
1476 emac_reg_update32(adpt->base + tx_q->produce_reg, in emac_mac_tx_buf_send()