qed*: Don't reset statistics on inner reload

[deliverable/linux.git] / drivers / net / ethernet / qlogic / qede / qede_main.c

diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index 337e839ca586724edd7a00245ef689b7ffaf4833..f8e11f953acb060b4501ab03da0743a7dc548dab 100644 (file)
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -87,7 +87,9 @@ static const struct pci_device_id qede_pci_tbl[] = {
        {PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_57980S_100), QEDE_PRIVATE_PF},
        {PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_57980S_50), QEDE_PRIVATE_PF},
        {PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_57980S_25), QEDE_PRIVATE_PF},
+#ifdef CONFIG_QED_SRIOV
        {PCI_VDEVICE(QLOGIC, PCI_DEVICE_ID_57980S_IOV), QEDE_PRIVATE_VF},
+#endif
        { 0 }
 };
 
@@ -1824,7 +1826,7 @@ static int qede_set_vf_rate(struct net_device *dev, int vfidx,
 {
        struct qede_dev *edev = netdev_priv(dev);
 
-       return edev->ops->iov->set_rate(edev->cdev, vfidx, max_tx_rate,
+       return edev->ops->iov->set_rate(edev->cdev, vfidx, min_tx_rate,
                                        max_tx_rate);
 }
 
@@ -2091,6 +2093,29 @@ static void qede_vlan_mark_nonconfigured(struct qede_dev *edev)
        edev->accept_any_vlan = false;
 }
 
+int qede_set_features(struct net_device *dev, netdev_features_t features)
+{
+       struct qede_dev *edev = netdev_priv(dev);
+       netdev_features_t changes = features ^ dev->features;
+       bool need_reload = false;
+
+       /* No action needed if hardware GRO is disabled during driver load */
+       if (changes & NETIF_F_GRO) {
+               if (dev->features & NETIF_F_GRO)
+                       need_reload = !edev->gro_disable;
+               else
+                       need_reload = edev->gro_disable;
+       }
+
+       if (need_reload && netif_running(edev->ndev)) {
+               dev->features = features;
+               qede_reload(edev, NULL, NULL);
+               return 1;
+       }
+
+       return 0;
+}
+
 #ifdef CONFIG_QEDE_VXLAN
 static void qede_add_vxlan_port(struct net_device *dev,
                                sa_family_t sa_family, __be16 port)
@@ -2175,6 +2200,7 @@ static const struct net_device_ops qede_netdev_ops = {
 #endif
        .ndo_vlan_rx_add_vid = qede_vlan_rx_add_vid,
        .ndo_vlan_rx_kill_vid = qede_vlan_rx_kill_vid,
+       .ndo_set_features = qede_set_features,
        .ndo_get_stats64 = qede_get_stats64,
 #ifdef CONFIG_QED_SRIOV
        .ndo_set_vf_link_state = qede_set_vf_link_state,
@@ -3205,7 +3231,7 @@ static int qede_stop_queues(struct qede_dev *edev)
        return rc;
 }
 
-static int qede_start_queues(struct qede_dev *edev)
+static int qede_start_queues(struct qede_dev *edev, bool clear_stats)
 {
        int rc, tc, i;
        int vlan_removal_en = 1;
@@ -3436,6 +3462,7 @@ out:
 
 enum qede_load_mode {
        QEDE_LOAD_NORMAL,
+       QEDE_LOAD_RELOAD,
 };
 
 static int qede_load(struct qede_dev *edev, enum qede_load_mode mode)
@@ -3474,7 +3501,7 @@ static int qede_load(struct qede_dev *edev, enum qede_load_mode mode)
                goto err3;
        DP_INFO(edev, "Setup IRQs succeeded\n");
 
-       rc = qede_start_queues(edev);
+       rc = qede_start_queues(edev, mode != QEDE_LOAD_RELOAD);
        if (rc)
                goto err4;
        DP_INFO(edev, "Start VPORT, RXQ and TXQ succeeded\n");
@@ -3529,7 +3556,7 @@ void qede_reload(struct qede_dev *edev,
        if (func)
                func(edev, args);
 
-       qede_load(edev, QEDE_LOAD_NORMAL);
+       qede_load(edev, QEDE_LOAD_RELOAD);
 
        mutex_lock(&edev->qede_lock);
        qede_config_rx_mode(edev->ndev);