net:ethernet:enic: map ethtool link modes by VIC type

Report supported media types based on the VIC subsystem ID so ethtool
reflects the hardware capabilities.

Signed-off-by: Satish Kharat <satishkh@cisco.com>
Link: https://patch.msgid.link/20260223-enic-cscwi36355-v2-2-63488194a974@cisco.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/cisco/enic/enic_ethtool.c b/drivers/net/ethernet/cisco/enic/enic_ethtool.c
index 471613899ec0e4d3cb99bc3ae1a38fa16d7d20dc..61541fb8db7b71dc2b7f59db5e61c661ff3c1c17 100644 (file)
--- a/drivers/net/ethernet/cisco/enic/enic_ethtool.c
+++ b/drivers/net/ethernet/cisco/enic/enic_ethtool.c
@@ -126,19 +126,160 @@ static void enic_intr_coal_set_rx(struct enic *enic, u32 timer)
        }
 }
 
+static void enic_get_supp_adv_media_type(struct net_device *netdev,
+                                        struct ethtool_link_ksettings *ecmd)
+{
+       struct enic *enic = netdev_priv(netdev);
+       struct ethtool_link_settings *base = &ecmd->base;
+       u16 sub_dev_id = 0;
+
+       base->port = PORT_OTHER;
+
+       if (enic->pdev)
+               sub_dev_id = enic->pdev->subsystem_device;
+
+       switch (sub_dev_id) {
+       case PCI_SUBDEV_ID_CISCO_VIC_1225:
+       case PCI_SUBDEV_ID_CISCO_VIC_1227:
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    10000baseSR_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
+               base->port = PORT_FIBRE;
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_1285:
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseSR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
+               base->port = PORT_FIBRE;
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_1225T:
+       case PCI_SUBDEV_ID_CISCO_VIC_1227T:
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    10000baseT_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
+               base->port = PORT_FIBRE;
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_1385:
+       case PCI_SUBDEV_ID_CISCO_VIC_1387:
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    10000baseSR_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    10000baseLR_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseSR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseLR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
+               base->port = PORT_FIBRE;
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_1477:
+       case PCI_SUBDEV_ID_CISCO_VIC_1485:
+       case PCI_SUBDEV_ID_CISCO_VIC_1487:
+       case PCI_SUBDEV_ID_CISCO_VIC_1495:
+       case PCI_SUBDEV_ID_CISCO_VIC_1497:
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseCR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseSR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseLR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    100000baseSR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    100000baseCR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
+               base->port = PORT_FIBRE;
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_15235:
+       case PCI_SUBDEV_ID_CISCO_VIC_15237:
+       case PCI_SUBDEV_ID_CISCO_VIC_15238:
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseCR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseSR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseLR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    100000baseSR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    100000baseCR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    200000baseSR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    200000baseDR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    200000baseLR4_ER4_FR4_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
+               base->port = PORT_FIBRE;
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_1455:
+       case PCI_SUBDEV_ID_CISCO_VIC_1457:
+       case PCI_SUBDEV_ID_CISCO_VIC_1467:
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    10000baseT_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    25000baseSR_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
+               base->port = PORT_FIBRE;
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_15428:
+       case PCI_SUBDEV_ID_CISCO_VIC_15427:
+       case PCI_SUBDEV_ID_CISCO_VIC_15425:
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    10000baseT_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    25000baseSR_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    50000baseSR_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
+               base->port = PORT_FIBRE;
+               break;
+       /* Do not mention port type as FIBRE for blade VICs */
+       case PCI_SUBDEV_ID_CISCO_VIC_1240:
+       case PCI_SUBDEV_ID_CISCO_VIC_1280:
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    10000baseKR_Full);
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_1340:
+       case PCI_SUBDEV_ID_CISCO_VIC_1380:
+       case PCI_SUBDEV_ID_CISCO_VIC_1440: /* 10G/40G KR */
+       case PCI_SUBDEV_ID_CISCO_VIC_1480: /* 10G/40G KR */
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    10000baseKR_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    40000baseKR4_Full);
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_14425: /* 25G KR */
+       case PCI_SUBDEV_ID_CISCO_VIC_14825: /* 25G KR */
+       case PCI_SUBDEV_ID_CISCO_VIC_15420: /* 25G KR */
+       case PCI_SUBDEV_ID_CISCO_VIC_15422: /* 25G KR */
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    25000baseKR_Full);
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_15411: /* 10G KR */
+       case PCI_SUBDEV_ID_CISCO_VIC_15412: /* 10G KR */
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    10000baseKR_Full);
+               break;
+       case PCI_SUBDEV_ID_CISCO_VIC_15231: /* 25G/100G/200G KR */
+       case PCI_SUBDEV_ID_CISCO_VIC_15230: /* 25G/100G/200G KR */
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    25000baseKR_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    100000baseKR_Full);
+               ethtool_link_ksettings_add_link_mode(ecmd, supported,
+                                                    200000baseKR4_Full);
+               break;
+       }
+}
+
 static int enic_get_ksettings(struct net_device *netdev,
                              struct ethtool_link_ksettings *ecmd)
 {
        struct enic *enic = netdev_priv(netdev);
        struct ethtool_link_settings *base = &ecmd->base;
 
-       ethtool_link_ksettings_add_link_mode(ecmd, supported,
-                                            10000baseT_Full);
-       ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
-       ethtool_link_ksettings_add_link_mode(ecmd, advertising,
-                                            10000baseT_Full);
-       ethtool_link_ksettings_add_link_mode(ecmd, advertising, FIBRE);
-       base->port = PORT_FIBRE;
+       enic_get_supp_adv_media_type(netdev, ecmd);
 
        if (netif_carrier_ok(netdev)) {
                base->speed = vnic_dev_port_speed(enic->vdev);