ixgbevf: Add macvlan support in the set rx mode op
Implement setup of unicast address list in the VF driver's set_rx_mode
netdev op. Unicast addresses are sent to the PF via a mailbox message
and the PF will check if it has room in the RAR table and if so set the
filter for the VF.
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ixgbevf/vf.c b/drivers/net/ixgbevf/vf.c
index eecd3bf..aa3682e 100644
--- a/drivers/net/ixgbevf/vf.c
+++ b/drivers/net/ixgbevf/vf.c
@@ -216,6 +216,39 @@
return 0;
}
+static s32 ixgbevf_set_uc_addr_vf(struct ixgbe_hw *hw, u32 index, u8 *addr)
+{
+ struct ixgbe_mbx_info *mbx = &hw->mbx;
+ u32 msgbuf[3];
+ u8 *msg_addr = (u8 *)(&msgbuf[1]);
+ s32 ret_val;
+
+ memset(msgbuf, 0, sizeof(msgbuf));
+ /*
+ * If index is one then this is the start of a new list and needs
+ * indication to the PF so it can do it's own list management.
+ * If it is zero then that tells the PF to just clear all of
+ * this VF's macvlans and there is no new list.
+ */
+ msgbuf[0] |= index << IXGBE_VT_MSGINFO_SHIFT;
+ msgbuf[0] |= IXGBE_VF_SET_MACVLAN;
+ if (addr)
+ memcpy(msg_addr, addr, 6);
+ ret_val = mbx->ops.write_posted(hw, msgbuf, 3);
+
+ if (!ret_val)
+ ret_val = mbx->ops.read_posted(hw, msgbuf, 3);
+
+ msgbuf[0] &= ~IXGBE_VT_MSGTYPE_CTS;
+
+ if (!ret_val)
+ if (msgbuf[0] ==
+ (IXGBE_VF_SET_MACVLAN | IXGBE_VT_MSGTYPE_NACK))
+ ret_val = -ENOMEM;
+
+ return ret_val;
+}
+
/**
* ixgbevf_set_rar_vf - set device MAC address
* @hw: pointer to hardware structure
@@ -378,6 +411,7 @@
.check_link = ixgbevf_check_mac_link_vf,
.set_rar = ixgbevf_set_rar_vf,
.update_mc_addr_list = ixgbevf_update_mc_addr_list_vf,
+ .set_uc_addr = ixgbevf_set_uc_addr_vf,
.set_vfta = ixgbevf_set_vfta_vf,
};