1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
16 	struct enetc_hw *hw = &pf->si->hw;  in enetc4_get_port_caps()
20 	pf->caps.num_vsi = (val & ECAPR1_NUM_VSI) >> 24;  in enetc4_get_port_caps()
21 	pf->caps.num_msix = ((val & ECAPR1_NUM_MSIX) >> 12) + 1;  in enetc4_get_port_caps()
24 	pf->caps.num_rx_bdr = (val & ECAPR2_NUM_RX_BDR) >> 16;  in enetc4_get_port_caps()
25 	pf->caps.num_tx_bdr = val & ECAPR2_NUM_TX_BDR;  in enetc4_get_port_caps()
28 	pf->caps.half_duplex = (val & PMCAPR_HD) ? 1 : 0;  in enetc4_get_port_caps()
34 	u16 lower = get_unaligned_le16(addr + 4);  in enetc4_pf_set_si_primary_mac()  local
38 		__raw_writel(upper, hw->port + ENETC4_PSIPMAR0(si));  in enetc4_pf_set_si_primary_mac()
39 		__raw_writew(lower, hw->port + ENETC4_PSIPMAR1(si));  in enetc4_pf_set_si_primary_mac()
41 		__raw_writel(upper, hw->port + ENETC4_PMAR0);  in enetc4_pf_set_si_primary_mac()
42 		__raw_writew(lower, hw->port + ENETC4_PMAR1);  in enetc4_pf_set_si_primary_mac()
50 	u16 lower;  in enetc4_pf_get_si_primary_mac()  local
52 	upper = __raw_readl(hw->port + ENETC4_PSIPMAR0(si));  in enetc4_pf_get_si_primary_mac()
53 	lower = __raw_readw(hw->port + ENETC4_PSIPMAR1(si));  in enetc4_pf_get_si_primary_mac()
56 	put_unaligned_le16(lower, addr + 4);  in enetc4_pf_get_si_primary_mac()
68 	pf->si = si;  in enetc4_pf_struct_init()
69 	pf->total_vfs = pci_sriov_get_totalvfs(si->pdev);  in enetc4_pf_struct_init()
70 	pf->ops = &enetc4_pf_ops;  in enetc4_pf_struct_init()
93 	struct enetc_hw *hw = &pf->si->hw;  in enetc4_default_rings_allocation()
98 	if (pf->caps.num_rx_bdr < ENETC_SI_MAX_RING_NUM + pf->caps.num_vsi)  in enetc4_default_rings_allocation()
99 		num_rx_bdr = pf->caps.num_rx_bdr - pf->caps.num_vsi;  in enetc4_default_rings_allocation()
103 	if (pf->caps.num_tx_bdr < ENETC_SI_MAX_RING_NUM + pf->caps.num_vsi)  in enetc4_default_rings_allocation()
104 		num_tx_bdr = pf->caps.num_tx_bdr - pf->caps.num_vsi;  in enetc4_default_rings_allocation()
111 	num_rx_bdr = pf->caps.num_rx_bdr - num_rx_bdr;  in enetc4_default_rings_allocation()
112 	rx_rem = num_rx_bdr % pf->caps.num_vsi;  in enetc4_default_rings_allocation()
113 	num_rx_bdr = num_rx_bdr / pf->caps.num_vsi;  in enetc4_default_rings_allocation()
115 	num_tx_bdr = pf->caps.num_tx_bdr - num_tx_bdr;  in enetc4_default_rings_allocation()
116 	tx_rem = num_tx_bdr % pf->caps.num_vsi;  in enetc4_default_rings_allocation()
117 	num_tx_bdr = num_tx_bdr / pf->caps.num_vsi;  in enetc4_default_rings_allocation()
119 	for (i = 0; i < pf->caps.num_vsi; i++) {  in enetc4_default_rings_allocation()
146 	struct enetc_hw *hw = &pf->si->hw;  in enetc4_set_default_si_vlan_promisc()
147 	int num_si = pf->caps.num_vsi + 1;  in enetc4_set_default_si_vlan_promisc()
155 /* Allocate the number of MSI-X vectors for per SI. */
158 	struct enetc_hw *hw = &pf->si->hw;  in enetc4_set_si_msix_num()
162 	total_si = pf->caps.num_vsi + 1;  in enetc4_set_si_msix_num()
164 	num_msix = pf->caps.num_msix / total_si +  in enetc4_set_si_msix_num()
165 		   pf->caps.num_msix % total_si - 1;  in enetc4_set_si_msix_num()
169 	num_msix = pf->caps.num_msix / total_si - 1;  in enetc4_set_si_msix_num()
171 	for (i = 0; i < pf->caps.num_vsi; i++)  in enetc4_set_si_msix_num()
177 	struct enetc_hw *hw = &pf->si->hw;  in enetc4_enable_all_si()
178 	int num_si = pf->caps.num_vsi + 1;  in enetc4_enable_all_si()
191 	struct enetc_hw *hw = &pf->si->hw;  in enetc4_configure_port_si()
221 	struct enetc_si *si = pf->si;  in enetc4_set_trx_frame_size()
226 	enetc4_pf_reset_tc_msdu(&si->hw);  in enetc4_set_trx_frame_size()
240 	struct enetc_hw *hw = &pf->si->hw;  in enetc4_set_default_rss_key()
249 	struct enetc_hw *hw = &pf->si->hw;  in enetc4_enable_trx()
265 	struct device *dev = &pf->si->pdev->dev;  in enetc4_pf_init()
269 	err = enetc_setup_mac_addresses(dev->of_node, pf);  in enetc4_pf_init()
293 	return pf->pcs;  in enetc4_pl_mac_select_pcs()
299 	struct enetc_ndev_priv *priv = netdev_priv(pf->si->ndev);  in enetc4_mac_config()
300 	struct enetc_si *si = pf->si;  in enetc4_mac_config()
307 	case PHY_INTERFACE_MODE_RGMII:  in enetc4_mac_config()
308 	case PHY_INTERFACE_MODE_RGMII_ID:  in enetc4_mac_config()
309 	case PHY_INTERFACE_MODE_RGMII_RXID:  in enetc4_mac_config()
310 	case PHY_INTERFACE_MODE_RGMII_TXID:  in enetc4_mac_config()
312 		/* We need to enable auto-negotiation for the MAC  in enetc4_mac_config()
313 		 * if its RGMII interface support In-Band status.  in enetc4_mac_config()
318 	case PHY_INTERFACE_MODE_RMII:  in enetc4_mac_config()
321 	case PHY_INTERFACE_MODE_SGMII:  in enetc4_mac_config()
322 	case PHY_INTERFACE_MODE_2500BASEX:  in enetc4_mac_config()
325 	case PHY_INTERFACE_MODE_10GBASER:  in enetc4_mac_config()
326 	case PHY_INTERFACE_MODE_XGMII:  in enetc4_mac_config()
327 	case PHY_INTERFACE_MODE_USXGMII:  in enetc4_mac_config()
331 		dev_err(priv->dev,  in enetc4_mac_config()
344 	enetc4_mac_config(pf, mode, state->interface);  in enetc4_pl_mac_config()
349 	u32 old_speed = priv->speed;  in enetc4_set_port_speed()
355 	val = enetc_port_rd(&priv->si->hw, ENETC4_PCR);  in enetc4_set_port_speed()
359 	case SPEED_100:  in enetc4_set_port_speed()
360 	case SPEED_1000:  in enetc4_set_port_speed()
361 	case SPEED_2500:  in enetc4_set_port_speed()
362 	case SPEED_10000:  in enetc4_set_port_speed()
365 	case SPEED_10:  in enetc4_set_port_speed()
370 	priv->speed = speed;  in enetc4_set_port_speed()
371 	enetc_port_wr(&priv->si->hw, ENETC4_PCR, val);  in enetc4_set_port_speed()
376 	struct enetc_si *si = pf->si;  in enetc4_set_rgmii_mac()
383 	case SPEED_1000:  in enetc4_set_rgmii_mac()
386 	case SPEED_100:  in enetc4_set_rgmii_mac()
389 	case SPEED_10:  in enetc4_set_rgmii_mac()
404 	struct enetc_si *si = pf->si;  in enetc4_set_rmii_mac()
411 	case SPEED_100:  in enetc4_set_rmii_mac()
414 	case SPEED_10:  in enetc4_set_rmii_mac()
429 	struct enetc_si *si = pf->si;  in enetc4_set_hd_flow_control()
432 	if (!pf->caps.half_duplex)  in enetc4_set_hd_flow_control()
445 	struct enetc_si *si = pf->si;  in enetc4_set_rx_pause()
460 	struct enetc_hw *hw = &pf->si->hw;  in enetc4_set_tx_pause()
481 		/* Also, set up the refresh timer to send follow-up PAUSE  in enetc4_set_tx_pause()
482 		 * frames at half the quanta value, in case the congestion  in enetc4_set_tx_pause()
495 	enetc_port_mac_wr(pf->si, ENETC4_PM_PAUSE_QUANTA(0), init_quanta);  in enetc4_set_tx_pause()
496 	enetc_port_mac_wr(pf->si, ENETC4_PM_PAUSE_THRESH(0), refresh_quanta);  in enetc4_set_tx_pause()
503 	struct enetc_si *si = pf->si;  in enetc4_enable_mac()
519 	struct enetc_si *si = pf->si;  in enetc4_pl_mac_link_up()
523 	priv = netdev_priv(si->ndev);  in enetc4_pl_mac_link_up()
537 		if (priv->active_offloads & ENETC_F_QBU)  in enetc4_pl_mac_link_up()
551 	enetc4_set_tx_pause(pf, priv->num_rx_rings, tx_pause);  in enetc4_pl_mac_link_up()
582 	struct enetc_pf *pf = enetc_si_priv(priv->si);  in enetc4_link_init()
583 	struct device *dev = priv->dev;  in enetc4_link_init()
586 	err = of_get_phy_mode(node, &pf->if_mode);  in enetc4_link_init()
614 	struct enetc_pf *pf = enetc_si_priv(priv->si);  in enetc4_link_deinit()
622 	struct device *dev = &si->pdev->dev;  in enetc4_pf_netdev_create()
628 				  si->num_tx_rings, si->num_rx_rings);  in enetc4_pf_netdev_create()
630 		return  -ENOMEM;  in enetc4_pf_netdev_create()
633 	priv->ref_clk = devm_clk_get_optional(dev, "ref");  in enetc4_pf_netdev_create()
634 	if (IS_ERR(priv->ref_clk)) {  in enetc4_pf_netdev_create()
636 		err = PTR_ERR(priv->ref_clk);  in enetc4_pf_netdev_create()
652 		dev_err(dev, "Failed to alloc MSI-X\n");  in enetc4_pf_netdev_create()
656 	err = enetc4_link_init(priv, dev->of_node);  in enetc4_pf_netdev_create()
682 	struct enetc_ndev_priv *priv = netdev_priv(si->ndev);  in enetc4_pf_netdev_destroy()
683 	struct net_device *ndev = si->ndev;  in enetc4_pf_netdev_destroy()
694 	struct device *dev = &pdev->dev;  in enetc4_pf_probe()
710 	if (!si->hw.port || !si->hw.global)  in enetc4_pf_probe()
711 		return dev_err_probe(dev, -ENODEV,  in enetc4_pf_probe()
714 	si->revision = enetc_get_ip_revision(&si->hw);  in enetc4_pf_probe()