ixgbevf: Add support for VF promiscuous mode

This patch extends the mailbox message to allow for VF promiscuous
mode support.

Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h
index 5639fbe..3fe6504 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h
@@ -464,6 +464,7 @@ enum ixgbevf_xcast_modes {
        IXGBEVF_XCAST_MODE_NONE = 0,
        IXGBEVF_XCAST_MODE_MULTI,
        IXGBEVF_XCAST_MODE_ALLMULTI,
+       IXGBEVF_XCAST_MODE_PROMISC,
 };
 
 extern const struct ixgbevf_info ixgbevf_82599_vf_info;

diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index dc23f56..1a28349 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -1930,6 +1930,16 @@ static void ixgbevf_set_rx_mode(struct net_device *netdev)
                     (flags & (IFF_BROADCAST | IFF_MULTICAST)) ?
                     IXGBEVF_XCAST_MODE_MULTI : IXGBEVF_XCAST_MODE_NONE;
 
+       /* request the most inclusive mode we need */
+       if (flags & IFF_PROMISC)
+               xcast_mode = IXGBEVF_XCAST_MODE_PROMISC;
+       else if (flags & IFF_ALLMULTI)
+               xcast_mode = IXGBEVF_XCAST_MODE_ALLMULTI;
+       else if (flags & (IFF_BROADCAST | IFF_MULTICAST))
+               xcast_mode = IXGBEVF_XCAST_MODE_MULTI;
+       else
+               xcast_mode = IXGBEVF_XCAST_MODE_NONE;
+
        spin_lock_bh(&adapter->mbx_lock);
 
        hw->mac.ops.update_xcast_mode(hw, xcast_mode);
@@ -2071,7 +2081,8 @@ static void ixgbevf_init_last_counter_stats(struct ixgbevf_adapter *adapter)
 static void ixgbevf_negotiate_api(struct ixgbevf_adapter *adapter)
 {
        struct ixgbe_hw *hw = &adapter->hw;
-       int api[] = { ixgbe_mbox_api_12,
+       int api[] = { ixgbe_mbox_api_13,
+                     ixgbe_mbox_api_12,
                      ixgbe_mbox_api_11,
                      ixgbe_mbox_api_10,
                      ixgbe_mbox_api_unknown };
@@ -2373,6 +2384,7 @@ static void ixgbevf_set_num_queues(struct ixgbevf_adapter *adapter)
                switch (hw->api_version) {
                case ixgbe_mbox_api_11:
                case ixgbe_mbox_api_12:
+               case ixgbe_mbox_api_13:
                        adapter->num_rx_queues = rss;
                        adapter->num_tx_queues = rss;
                default:
@@ -4117,6 +4129,7 @@ static int ixgbevf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        switch (adapter->hw.api_version) {
        case ixgbe_mbox_api_11:
        case ixgbe_mbox_api_12:
+       case ixgbe_mbox_api_13:
                netdev->max_mtu = IXGBE_MAX_JUMBO_FRAME_SIZE -
                                  (ETH_HLEN + ETH_FCS_LEN);
                break;

diff --git a/drivers/net/ethernet/intel/ixgbevf/mbx.h b/drivers/net/ethernet/intel/ixgbevf/mbx.h
index 340cdd4..bc0442a 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbevf/mbx.h
+++ b/drivers/net/ethernet/intel/ixgbevf/mbx.h
@@ -84,6 +84,7 @@ enum ixgbe_pfvf_api_rev {
        ixgbe_mbox_api_20,      /* API version 2.0, solaris Phase1 VF driver */
        ixgbe_mbox_api_11,      /* API version 1.1, linux/freebsd VF driver */
        ixgbe_mbox_api_12,      /* API version 1.2, linux/freebsd VF driver */
+       ixgbe_mbox_api_13,      /* API version 1.3, linux/freebsd VF driver */
        /* This value should always be last */
        ixgbe_mbox_api_unknown, /* indicates that API version is not known */
 };

diff --git a/drivers/net/ethernet/intel/ixgbevf/vf.c b/drivers/net/ethernet/intel/ixgbevf/vf.c
index d46ba1d..8a5db9d 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbevf/vf.c
+++ b/drivers/net/ethernet/intel/ixgbevf/vf.c
@@ -330,9 +330,14 @@ int ixgbevf_get_reta_locked(struct ixgbe_hw *hw, u32 *reta, int num_rx_queues)
         * Thus return an error if API doesn't support RETA querying or querying
         * is not supported for this device type.
         */
-       if (hw->api_version != ixgbe_mbox_api_12 ||
-           hw->mac.type >= ixgbe_mac_X550_vf)
+       switch (hw->api_version) {
+       case ixgbe_mbox_api_13:
+       case ixgbe_mbox_api_12:
+               if (hw->mac.type >= ixgbe_mac_X550_vf)
+                       break;
+       default:
                return -EOPNOTSUPP;
+       }
 
        msgbuf[0] = IXGBE_VF_GET_RETA;
 
@@ -391,9 +396,14 @@ int ixgbevf_get_rss_key_locked(struct ixgbe_hw *hw, u8 *rss_key)
         * Thus return an error if API doesn't support RSS Random Key retrieval
         * or if the operation is not supported for this device type.
         */
-       if (hw->api_version != ixgbe_mbox_api_12 ||
-           hw->mac.type >= ixgbe_mac_X550_vf)
+       switch (hw->api_version) {
+       case ixgbe_mbox_api_13:
+       case ixgbe_mbox_api_12:
+               if (hw->mac.type >= ixgbe_mac_X550_vf)
+                       break;
+       default:
                return -EOPNOTSUPP;
+       }
 
        msgbuf[0] = IXGBE_VF_GET_RSS_KEY;
        err = hw->mbx.ops.write_posted(hw, msgbuf, 1);
@@ -545,6 +555,11 @@ static s32 ixgbevf_update_xcast_mode(struct ixgbe_hw *hw, int xcast_mode)
 
        switch (hw->api_version) {
        case ixgbe_mbox_api_12:
+               /* promisc introduced in 1.3 version */
+               if (xcast_mode == IXGBEVF_XCAST_MODE_PROMISC)
+                       return -EOPNOTSUPP;
+               /* Fall threw */
+       case ixgbe_mbox_api_13:
                break;
        default:
                return -EOPNOTSUPP;
@@ -884,6 +899,7 @@ int ixgbevf_get_queues(struct ixgbe_hw *hw, unsigned int *num_tcs,
        switch (hw->api_version) {
        case ixgbe_mbox_api_11:
        case ixgbe_mbox_api_12:
+       case ixgbe_mbox_api_13:
                break;
        default:
                return 0;