These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / net / ethernet / intel / ixgbevf / vf.c

diff --git a/kernel/drivers/net/ethernet/intel/ixgbevf/vf.c b/kernel/drivers/net/ethernet/intel/ixgbevf/vf.c
index d1339b0..427f360 100644 (file)
--- a/kernel/drivers/net/ethernet/intel/ixgbevf/vf.c
+++ b/kernel/drivers/net/ethernet/intel/ixgbevf/vf.c
@@ -468,6 +468,46 @@ static s32 ixgbevf_update_mc_addr_list_vf(struct ixgbe_hw *hw,
        return 0;
 }
 
+/**
+ *  ixgbevf_update_xcast_mode - Update Multicast mode
+ *  @hw: pointer to the HW structure
+ *  @netdev: pointer to net device structure
+ *  @xcast_mode: new multicast mode
+ *
+ *  Updates the Multicast Mode of VF.
+ **/
+static s32 ixgbevf_update_xcast_mode(struct ixgbe_hw *hw,
+                                    struct net_device *netdev, int xcast_mode)
+{
+       struct ixgbe_mbx_info *mbx = &hw->mbx;
+       u32 msgbuf[2];
+       s32 err;
+
+       switch (hw->api_version) {
+       case ixgbe_mbox_api_12:
+               break;
+       default:
+               return -EOPNOTSUPP;
+       }
+
+       msgbuf[0] = IXGBE_VF_UPDATE_XCAST_MODE;
+       msgbuf[1] = xcast_mode;
+
+       err = mbx->ops.write_posted(hw, msgbuf, 2);
+       if (err)
+               return err;
+
+       err = mbx->ops.read_posted(hw, msgbuf, 2);
+       if (err)
+               return err;
+
+       msgbuf[0] &= ~IXGBE_VT_MSGTYPE_CTS;
+       if (msgbuf[0] == (IXGBE_VF_UPDATE_XCAST_MODE | IXGBE_VT_MSGTYPE_NACK))
+               return -EPERM;
+
+       return 0;
+}
+
 /**
  *  ixgbevf_set_vfta_vf - Set/Unset VLAN filter table address
  *  @hw: pointer to the HW structure
@@ -727,6 +767,7 @@ static const struct ixgbe_mac_operations ixgbevf_mac_ops = {
        .check_link             = ixgbevf_check_mac_link_vf,
        .set_rar                = ixgbevf_set_rar_vf,
        .update_mc_addr_list    = ixgbevf_update_mc_addr_list_vf,
+       .update_xcast_mode      = ixgbevf_update_xcast_mode,
        .set_uc_addr            = ixgbevf_set_uc_addr_vf,
        .set_vfta               = ixgbevf_set_vfta_vf,
 };