qed*: Tx-switching configuration

Device should be configured by default to VEB once VFs are active.
This changes the configuration of both PFs' and VFs' vports into enabling
tx-switching once sriov is enabled.

Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 23 insertions, 1 deletions

diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index 7130ee7f87da..8114541f327c 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -137,10 +137,26 @@ static int qede_set_vf_mac(struct net_device *ndev, int vfidx, u8 *mac)
 static int qede_sriov_configure(struct pci_dev *pdev, int num_vfs_param)
 {
 	struct qede_dev *edev = netdev_priv(pci_get_drvdata(pdev));
+	struct qed_dev_info *qed_info = &edev->dev_info.common;
+	int rc;
 
 	DP_VERBOSE(edev, QED_MSG_IOV, "Requested %d VFs\n", num_vfs_param);
 
-	return edev->ops->iov->configure(edev->cdev, num_vfs_param);
+	rc = edev->ops->iov->configure(edev->cdev, num_vfs_param);
+
+	/* Enable/Disable Tx switching for PF */
+	if ((rc == num_vfs_param) && netif_running(edev->ndev) &&
+	    qed_info->mf_mode != QED_MF_NPAR && qed_info->tx_switching) {
+		struct qed_update_vport_params params;
+
+		memset(&params, 0, sizeof(params));
+		params.vport_id = 0;
+		params.update_tx_switching_flg = 1;
+		params.tx_switching_flg = num_vfs_param ? 1 : 0;
+		edev->ops->vport_update(edev->cdev, &params);
+	}
+
+	return rc;
 }
 #endif
 
@@ -3291,6 +3307,12 @@ static int qede_start_queues(struct qede_dev *edev)
 	vport_update_params.update_vport_active_flg = 1;
 	vport_update_params.vport_active_flg = 1;
 
+	if ((qed_info->mf_mode == QED_MF_NPAR || pci_num_vf(edev->pdev)) &&
+	    qed_info->tx_switching) {
+		vport_update_params.update_tx_switching_flg = 1;
+		vport_update_params.tx_switching_flg = 1;
+	}
+
 	/* Fill struct with RSS params */
 	if (QEDE_RSS_CNT(edev) > 1) {
 		vport_update_params.update_rss_flg = 1;