Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Alexander Duyck | 667 | 100.00% | 4 | 100.00% |
Total | 667 | 4 |
// SPDX-License-Identifier: GPL-2.0 /* Copyright (c) Meta Platforms, Inc. and affiliates. */ #include <linux/phy.h> #include <linux/phylink.h> #include "fbnic.h" #include "fbnic_mac.h" #include "fbnic_netdev.h" static struct fbnic_net * fbnic_pcs_to_net(struct phylink_pcs *pcs) { return container_of(pcs, struct fbnic_net, phylink_pcs); } static void fbnic_phylink_pcs_get_state(struct phylink_pcs *pcs, struct phylink_link_state *state) { struct fbnic_net *fbn = fbnic_pcs_to_net(pcs); struct fbnic_dev *fbd = fbn->fbd; /* For now we use hard-coded defaults and FW config to determine * the current values. In future patches we will add support for * reconfiguring these values and changing link settings. */ switch (fbd->fw_cap.link_speed) { case FBNIC_FW_LINK_SPEED_25R1: state->speed = SPEED_25000; break; case FBNIC_FW_LINK_SPEED_50R2: state->speed = SPEED_50000; break; case FBNIC_FW_LINK_SPEED_100R2: state->speed = SPEED_100000; break; default: state->speed = SPEED_UNKNOWN; break; } state->duplex = DUPLEX_FULL; state->link = fbd->mac->pcs_get_link(fbd); } static int fbnic_phylink_pcs_enable(struct phylink_pcs *pcs) { struct fbnic_net *fbn = fbnic_pcs_to_net(pcs); struct fbnic_dev *fbd = fbn->fbd; return fbd->mac->pcs_enable(fbd); } static void fbnic_phylink_pcs_disable(struct phylink_pcs *pcs) { struct fbnic_net *fbn = fbnic_pcs_to_net(pcs); struct fbnic_dev *fbd = fbn->fbd; return fbd->mac->pcs_disable(fbd); } static int fbnic_phylink_pcs_config(struct phylink_pcs *pcs, unsigned int neg_mode, phy_interface_t interface, const unsigned long *advertising, bool permit_pause_to_mac) { return 0; } static const struct phylink_pcs_ops fbnic_phylink_pcs_ops = { .pcs_config = fbnic_phylink_pcs_config, .pcs_enable = fbnic_phylink_pcs_enable, .pcs_disable = fbnic_phylink_pcs_disable, .pcs_get_state = fbnic_phylink_pcs_get_state, }; static struct phylink_pcs * fbnic_phylink_mac_select_pcs(struct phylink_config *config, phy_interface_t interface) { struct net_device *netdev = to_net_dev(config->dev); struct fbnic_net *fbn = netdev_priv(netdev); return &fbn->phylink_pcs; } static void fbnic_phylink_mac_config(struct phylink_config *config, unsigned int mode, const struct phylink_link_state *state) { } static void fbnic_phylink_mac_link_down(struct phylink_config *config, unsigned int mode, phy_interface_t interface) { struct net_device *netdev = to_net_dev(config->dev); struct fbnic_net *fbn = netdev_priv(netdev); struct fbnic_dev *fbd = fbn->fbd; fbd->mac->link_down(fbd); fbn->link_down_events++; } static void fbnic_phylink_mac_link_up(struct phylink_config *config, struct phy_device *phy, unsigned int mode, phy_interface_t interface, int speed, int duplex, bool tx_pause, bool rx_pause) { struct net_device *netdev = to_net_dev(config->dev); struct fbnic_net *fbn = netdev_priv(netdev); struct fbnic_dev *fbd = fbn->fbd; fbd->mac->link_up(fbd, tx_pause, rx_pause); } static const struct phylink_mac_ops fbnic_phylink_mac_ops = { .mac_select_pcs = fbnic_phylink_mac_select_pcs, .mac_config = fbnic_phylink_mac_config, .mac_link_down = fbnic_phylink_mac_link_down, .mac_link_up = fbnic_phylink_mac_link_up, }; int fbnic_phylink_init(struct net_device *netdev) { struct fbnic_net *fbn = netdev_priv(netdev); struct phylink *phylink; fbn->phylink_pcs.neg_mode = true; fbn->phylink_pcs.ops = &fbnic_phylink_pcs_ops; fbn->phylink_config.dev = &netdev->dev; fbn->phylink_config.type = PHYLINK_NETDEV; fbn->phylink_config.mac_capabilities = MAC_SYM_PAUSE | MAC_ASYM_PAUSE | MAC_10000FD | MAC_25000FD | MAC_40000FD | MAC_50000FD | MAC_100000FD; fbn->phylink_config.default_an_inband = true; __set_bit(PHY_INTERFACE_MODE_XGMII, fbn->phylink_config.supported_interfaces); __set_bit(PHY_INTERFACE_MODE_XLGMII, fbn->phylink_config.supported_interfaces); phylink = phylink_create(&fbn->phylink_config, NULL, PHY_INTERFACE_MODE_XLGMII, &fbnic_phylink_mac_ops); if (IS_ERR(phylink)) return PTR_ERR(phylink); fbn->phylink = phylink; return 0; }
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