sfc: Implement ndo_gets_phys_port_id() for EF10 VFs

Signed-off-by: Shradha Shah <sshah@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index e659da8..22c5dc3 100644 (file)
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -406,6 +406,16 @@ static int efx_ef10_probe(struct efx_nic *efx)
 
        efx_ptp_probe(efx, NULL);
 
+#ifdef CONFIG_SFC_SRIOV
+       if ((efx->pci_dev->physfn) && (!efx->pci_dev->is_physfn)) {
+               struct pci_dev *pci_dev_pf = efx->pci_dev->physfn;
+               struct efx_nic *efx_pf = pci_get_drvdata(pci_dev_pf);
+
+               efx_pf->type->get_mac_address(efx_pf, nic_data->port_id);
+       } else
+#endif
+               ether_addr_copy(nic_data->port_id, efx->net_dev->perm_addr);
+
        return 0;
 
 fail5:
@@ -4140,6 +4150,7 @@ const struct efx_nic_type efx_hunt_a0_vf_nic_type = {
        .vswitching_probe = efx_ef10_vswitching_probe_vf,
        .vswitching_restore = efx_ef10_vswitching_restore_vf,
        .vswitching_remove = efx_ef10_vswitching_remove_vf,
+       .sriov_get_phys_port_id = efx_ef10_sriov_get_phys_port_id,
 #endif
        .get_mac_address = efx_ef10_get_mac_address_vf,
        .set_mac_address = efx_ef10_set_mac_address,

diff --git a/drivers/net/ethernet/sfc/ef10_sriov.c b/drivers/net/ethernet/sfc/ef10_sriov.c
index 3969b1b..cd52454 100644 (file)
--- a/drivers/net/ethernet/sfc/ef10_sriov.c
+++ b/drivers/net/ethernet/sfc/ef10_sriov.c
@@ -736,3 +736,17 @@ int efx_ef10_sriov_get_vf_config(struct efx_nic *efx, int vf_i,
 
        return 0;
 }
+
+int efx_ef10_sriov_get_phys_port_id(struct efx_nic *efx,
+                                   struct netdev_phys_item_id *ppid)
+{
+       struct efx_ef10_nic_data *nic_data = efx->nic_data;
+
+       if (!is_valid_ether_addr(nic_data->port_id))
+               return -EOPNOTSUPP;
+
+       ppid->id_len = ETH_ALEN;
+       memcpy(ppid->id, nic_data->port_id, ppid->id_len);
+
+       return 0;
+}

diff --git a/drivers/net/ethernet/sfc/ef10_sriov.h b/drivers/net/ethernet/sfc/ef10_sriov.h
index b985576..ffc92a5 100644 (file)
--- a/drivers/net/ethernet/sfc/ef10_sriov.h
+++ b/drivers/net/ethernet/sfc/ef10_sriov.h
@@ -54,6 +54,9 @@ int efx_ef10_sriov_get_vf_config(struct efx_nic *efx, int vf_i,
 int efx_ef10_sriov_set_vf_link_state(struct efx_nic *efx, int vf_i,
                                     int link_state);
 
+int efx_ef10_sriov_get_phys_port_id(struct efx_nic *efx,
+                                   struct netdev_phys_item_id *ppid);
+
 int efx_ef10_vswitching_probe_pf(struct efx_nic *efx);
 int efx_ef10_vswitching_probe_vf(struct efx_nic *efx);
 int efx_ef10_vswitching_restore_pf(struct efx_nic *efx);

diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 2d4853c..de16cec 100644 (file)
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -2282,6 +2282,7 @@ static const struct net_device_ops efx_netdev_ops = {
        .ndo_set_vf_spoofchk    = efx_sriov_set_vf_spoofchk,
        .ndo_get_vf_config      = efx_sriov_get_vf_config,
        .ndo_set_vf_link_state  = efx_sriov_set_vf_link_state,
+       .ndo_get_phys_port_id   = efx_sriov_get_phys_port_id,
 #endif
 #ifdef CONFIG_NET_POLL_CONTROLLER
        .ndo_poll_controller = efx_netpoll,

diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h
index a468a22..d72f522 100644 (file)
--- a/drivers/net/ethernet/sfc/net_driver.h
+++ b/drivers/net/ethernet/sfc/net_driver.h
@@ -1350,6 +1350,8 @@ struct efx_nic_type {
                                   struct ifla_vf_info *ivi);
        int (*sriov_set_vf_link_state)(struct efx_nic *efx, int vf_i,
                                       int link_state);
+       int (*sriov_get_phys_port_id)(struct efx_nic *efx,
+                                     struct netdev_phys_item_id *ppid);
        int (*vswitching_probe)(struct efx_nic *efx);
        int (*vswitching_restore)(struct efx_nic *efx);
        void (*vswitching_remove)(struct efx_nic *efx);

diff --git a/drivers/net/ethernet/sfc/nic.h b/drivers/net/ethernet/sfc/nic.h
index db8562e..e146e30 100644 (file)
--- a/drivers/net/ethernet/sfc/nic.h
+++ b/drivers/net/ethernet/sfc/nic.h
@@ -524,6 +524,7 @@ struct efx_ef10_nic_data {
        unsigned int vport_id;
        bool must_probe_vswitching;
        unsigned int pf_index;
+       u8 port_id[ETH_ALEN];
 #ifdef CONFIG_SFC_SRIOV
        unsigned int vf_index;
        struct ef10_vf *vf;

diff --git a/drivers/net/ethernet/sfc/sriov.c b/drivers/net/ethernet/sfc/sriov.c
index 6c5edbd..816c446 100644 (file)
--- a/drivers/net/ethernet/sfc/sriov.c
+++ b/drivers/net/ethernet/sfc/sriov.c
@@ -70,3 +70,14 @@ int efx_sriov_set_vf_link_state(struct net_device *net_dev, int vf_i,
        else
                return -EOPNOTSUPP;
 }
+
+int efx_sriov_get_phys_port_id(struct net_device *net_dev,
+                              struct netdev_phys_item_id *ppid)
+{
+       struct efx_nic *efx = netdev_priv(net_dev);
+
+       if (efx->type->sriov_get_phys_port_id)
+               return efx->type->sriov_get_phys_port_id(efx, ppid);
+       else
+               return -EOPNOTSUPP;
+}

diff --git a/drivers/net/ethernet/sfc/sriov.h b/drivers/net/ethernet/sfc/sriov.h
index 3be15a5..400df52 100644 (file)
--- a/drivers/net/ethernet/sfc/sriov.h
+++ b/drivers/net/ethernet/sfc/sriov.h
@@ -23,6 +23,8 @@ int efx_sriov_get_vf_config(struct net_device *net_dev, int vf_i,
                            struct ifla_vf_info *ivi);
 int efx_sriov_set_vf_link_state(struct net_device *net_dev, int vf_i,
                                int link_state);
+int efx_sriov_get_phys_port_id(struct net_device *net_dev,
+                              struct netdev_phys_item_id *ppid);
 
 #endif /* CONFIG_SFC_SRIOV */