Lines Matching refs:adpt
80 int emac_reinit_locked(struct emac_adapter *adpt)
84 mutex_lock(&adpt->reset_lock);
86 emac_mac_down(adpt);
87 emac_sgmii_reset(adpt);
88 ret = emac_mac_up(adpt);
90 mutex_unlock(&adpt->reset_lock);
100 struct emac_adapter *adpt = netdev_priv(rx_q->netdev);
104 emac_mac_rx_process(adpt, rx_q, &work_done, budget);
110 writel(irq->mask, adpt->base + EMAC_INT_MASK);
120 struct emac_adapter *adpt = netdev_priv(netdev);
122 return emac_mac_tx_buf_send(adpt, &adpt->tx_q, skb);
128 struct emac_adapter *adpt =
130 struct emac_rx_queue *rx_q = &adpt->rx_q;
134 writel(0, adpt->base + EMAC_INT_MASK);
136 isr = readl_relaxed(adpt->base + EMAC_INT_STATUS);
144 adpt->netdev->name, status & ISR_ERROR);
146 schedule_work(&adpt->work_thread);
160 emac_mac_tx_process(adpt, &adpt->tx_q);
164 adpt->netdev->name);
168 writel(irq->mask, adpt->base + EMAC_INT_MASK);
178 struct emac_adapter *adpt = netdev_priv(netdev);
194 return emac_reinit_locked(adpt);
200 struct emac_adapter *adpt = netdev_priv(netdev);
203 emac_mac_mode_config(adpt);
206 emac_mac_multicast_addr_clear(adpt);
208 emac_mac_multicast_addr_set(adpt, ha->addr);
214 struct emac_adapter *adpt = netdev_priv(netdev);
216 netif_dbg(adpt, hw, adpt->netdev,
222 return emac_reinit_locked(adpt);
230 struct emac_adapter *adpt = netdev_priv(netdev);
231 struct emac_irq *irq = &adpt->irq;
236 netdev_err(adpt->netdev, "could not request emac-core0 irq\n");
241 ret = emac_mac_rx_tx_rings_alloc_all(adpt);
243 netdev_err(adpt->netdev, "error allocating rx/tx rings\n");
248 ret = emac_sgmii_open(adpt);
250 emac_mac_rx_tx_rings_free_all(adpt);
255 ret = emac_mac_up(adpt);
257 emac_mac_rx_tx_rings_free_all(adpt);
259 emac_sgmii_close(adpt);
269 struct emac_adapter *adpt = netdev_priv(netdev);
271 mutex_lock(&adpt->reset_lock);
273 emac_sgmii_close(adpt);
274 emac_mac_down(adpt);
275 emac_mac_rx_tx_rings_free_all(adpt);
277 free_irq(adpt->irq.irq, &adpt->irq);
279 mutex_unlock(&adpt->reset_lock);
287 struct emac_adapter *adpt = netdev_priv(netdev);
289 schedule_work(&adpt->work_thread);
294 * @adpt: pointer to adapter struct
296 * Reads the stats registers and write the values to adpt->stats.
298 * adpt->stats.lock must be held while calling this function,
299 * and while reading from adpt->stats.
301 void emac_update_hw_stats(struct emac_adapter *adpt)
303 struct emac_stats *stats = &adpt->stats;
304 u64 *stats_itr = &adpt->stats.rx_ok;
305 void __iomem *base = adpt->base;
337 struct emac_adapter *adpt = netdev_priv(netdev);
338 struct emac_stats *stats = &adpt->stats;
342 emac_update_hw_stats(adpt);
389 struct emac_adapter *adpt =
392 emac_reinit_locked(adpt);
396 static void emac_init_adapter(struct emac_adapter *adpt)
400 adpt->rrd_size = EMAC_RRD_SIZE;
401 adpt->tpd_size = EMAC_TPD_SIZE;
402 adpt->rfd_size = EMAC_RFD_SIZE;
405 adpt->tx_desc_cnt = EMAC_DEF_TX_DESCS;
406 adpt->rx_desc_cnt = EMAC_DEF_RX_DESCS;
409 adpt->dma_order = emac_dma_ord_out;
410 adpt->dmar_block = emac_dma_req_4096;
411 adpt->dmaw_block = emac_dma_req_128;
412 adpt->dmar_dly_cnt = DMAR_DLY_CNT_DEF;
413 adpt->dmaw_dly_cnt = DMAW_DLY_CNT_DEF;
414 adpt->tpd_burst = TXQ0_NUM_TPD_PREF_DEF;
415 adpt->rfd_burst = RXQ0_NUM_RFD_PREF_DEF;
420 adpt->irq_mod = reg;
423 adpt->preamble = EMAC_PREAMBLE_DEF;
426 adpt->automatic = true;
429 adpt->single_pause_mode = false;
434 struct emac_adapter *adpt)
449 adpt->clk[i] = clk;
457 struct emac_adapter *adpt)
467 ret = emac_clks_get(pdev, adpt);
471 ret = clk_prepare_enable(adpt->clk[EMAC_CLK_AXI]);
475 ret = clk_prepare_enable(adpt->clk[EMAC_CLK_CFG_AHB]);
479 ret = clk_set_rate(adpt->clk[EMAC_CLK_HIGH_SPEED], 19200000);
483 ret = clk_prepare_enable(adpt->clk[EMAC_CLK_HIGH_SPEED]);
490 clk_disable_unprepare(adpt->clk[EMAC_CLK_CFG_AHB]);
492 clk_disable_unprepare(adpt->clk[EMAC_CLK_AXI]);
499 struct emac_adapter *adpt)
506 ret = clk_set_rate(adpt->clk[EMAC_CLK_TX], 125000000);
510 ret = clk_prepare_enable(adpt->clk[EMAC_CLK_TX]);
514 ret = clk_set_rate(adpt->clk[EMAC_CLK_HIGH_SPEED], 125000000);
518 ret = clk_set_rate(adpt->clk[EMAC_CLK_MDIO], 25000000);
522 ret = clk_prepare_enable(adpt->clk[EMAC_CLK_MDIO]);
526 ret = clk_prepare_enable(adpt->clk[EMAC_CLK_RX]);
530 return clk_prepare_enable(adpt->clk[EMAC_CLK_SYS]);
533 static void emac_clks_teardown(struct emac_adapter *adpt)
539 clk_disable_unprepare(adpt->clk[i]);
544 struct emac_adapter *adpt)
546 struct net_device *netdev = adpt->netdev;
557 adpt->irq.irq = ret;
560 adpt->base = devm_platform_ioremap_resource(pdev, 0);
561 if (IS_ERR(adpt->base))
562 return PTR_ERR(adpt->base);
565 adpt->csr = devm_platform_ioremap_resource(pdev, 1);
566 if (IS_ERR(adpt->csr))
567 return PTR_ERR(adpt->csr);
569 netdev->base_addr = (unsigned long)adpt->base;
595 struct emac_adapter *adpt;
619 adpt = netdev_priv(netdev);
620 adpt->netdev = netdev;
621 adpt->msg_enable = EMAC_MSG_DEFAULT;
623 phy = &adpt->phy;
626 mutex_init(&adpt->reset_lock);
627 spin_lock_init(&adpt->stats.lock);
629 adpt->irq.mask = RX_PKT_INT0 | IMR_NORMAL_MASK;
631 ret = emac_probe_resources(pdev, adpt);
636 ret = emac_clks_phase1_init(pdev, adpt);
643 netdev->irq = adpt->irq.irq;
647 emac_init_adapter(adpt);
650 ret = emac_phy_config(pdev, adpt);
655 ret = emac_sgmii_config(pdev, adpt);
660 ret = emac_clks_phase2_init(pdev, adpt);
681 INIT_WORK(&adpt->work_thread, emac_work_thread);
684 emac_mac_rx_tx_ring_init_all(pdev, adpt);
686 netif_napi_add(netdev, &adpt->rx_q.napi, emac_napi_rtx);
694 reg = readl_relaxed(adpt->base + EMAC_DMA_MAS_CTRL);
697 reg = readl_relaxed(adpt->base + EMAC_CORE_HW_VERSION);
699 netif_info(adpt, probe, netdev,
709 netif_napi_del(&adpt->rx_q.napi);
711 put_device(&adpt->phydev->mdio.dev);
712 mdiobus_unregister(adpt->mii_bus);
714 emac_clks_teardown(adpt);
724 struct emac_adapter *adpt = netdev_priv(netdev);
730 netif_napi_del(&adpt->rx_q.napi);
732 free_irq(adpt->irq.irq, &adpt->irq);
733 cancel_work_sync(&adpt->work_thread);
735 emac_clks_teardown(adpt);
737 put_device(&adpt->phydev->mdio.dev);
738 mdiobus_unregister(adpt->mii_bus);
740 if (adpt->phy.digital)
741 iounmap(adpt->phy.digital);
742 iounmap(adpt->phy.base);
752 struct emac_adapter *adpt = netdev_priv(netdev);
756 emac_sgmii_close(adpt);
759 emac_mac_reset(adpt);