From 156b4343aedf13cc6b0444350d12e5c21ce3c02b Mon Sep 17 00:00:00 2001
From: Greg Rose <gregory.v.rose@intel.com>
Date: Fri, 13 May 2011 01:33:42 +0000
Subject: [PATCH] --- yaml --- r: 247459 b: refs/heads/master c:
 46ec20ff7d6f9f011e06d58e4e87153ed8c893ed h: refs/heads/master i:   247457:
 68e73934d94b744aa835dfd236af4e2b166e5cea   247455:
 8e2c258a6c4b1086ab8c517178722f40eb766f23 v: v3

---
 [refs]                                   |  2 +-
 trunk/drivers/net/ixgbevf/ixgbevf_main.c | 30 +++++++++++++++++++++
 trunk/drivers/net/ixgbevf/mbx.h          |  1 +
 trunk/drivers/net/ixgbevf/vf.c           | 34 ++++++++++++++++++++++++
 trunk/drivers/net/ixgbevf/vf.h           |  1 +
 5 files changed, 67 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 04ccee289d4e..d04f38b26140 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d64a6f4dca0b45495dd5be8116b618d9cc004eea
+refs/heads/master: 46ec20ff7d6f9f011e06d58e4e87153ed8c893ed
diff --git a/trunk/drivers/net/ixgbevf/ixgbevf_main.c b/trunk/drivers/net/ixgbevf/ixgbevf_main.c
index 05fa7c85deed..d7ab202fb95c 100644
--- a/trunk/drivers/net/ixgbevf/ixgbevf_main.c
+++ b/trunk/drivers/net/ixgbevf/ixgbevf_main.c
@@ -1460,6 +1460,34 @@ static void ixgbevf_restore_vlan(struct ixgbevf_adapter *adapter)
 	}
 }
 
+static int ixgbevf_write_uc_addr_list(struct net_device *netdev)
+{
+	struct ixgbevf_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_hw *hw = &adapter->hw;
+	int count = 0;
+
+	if ((netdev_uc_count(netdev)) > 10) {
+		printk(KERN_ERR "Too many unicast filters - No Space\n");
+		return -ENOSPC;
+	}
+
+	if (!netdev_uc_empty(netdev)) {
+		struct netdev_hw_addr *ha;
+		netdev_for_each_uc_addr(ha, netdev) {
+			hw->mac.ops.set_uc_addr(hw, ++count, ha->addr);
+			udelay(200);
+		}
+	} else {
+		/*
+		 * If the list is empty then send message to PF driver to
+		 * clear all macvlans on this VF.
+		 */
+		hw->mac.ops.set_uc_addr(hw, 0, NULL);
+	}
+
+	return count;
+}
+
 /**
  * ixgbevf_set_rx_mode - Multicast set
  * @netdev: network interface device structure
@@ -1476,6 +1504,8 @@ static void ixgbevf_set_rx_mode(struct net_device *netdev)
 	/* reprogram multicast list */
 	if (hw->mac.ops.update_mc_addr_list)
 		hw->mac.ops.update_mc_addr_list(hw, netdev);
+
+	ixgbevf_write_uc_addr_list(netdev);
 }
 
 static void ixgbevf_napi_enable_all(struct ixgbevf_adapter *adapter)
diff --git a/trunk/drivers/net/ixgbevf/mbx.h b/trunk/drivers/net/ixgbevf/mbx.h
index b2b5bf5daa3d..ea393eb03f3a 100644
--- a/trunk/drivers/net/ixgbevf/mbx.h
+++ b/trunk/drivers/net/ixgbevf/mbx.h
@@ -81,6 +81,7 @@
 #define IXGBE_VF_SET_MULTICAST    0x03 /* VF requests PF to set MC addr */
 #define IXGBE_VF_SET_VLAN         0x04 /* VF requests PF to set VLAN */
 #define IXGBE_VF_SET_LPE          0x05 /* VF requests PF to set VMOLR.LPE */
+#define IXGBE_VF_SET_MACVLAN      0x06 /* VF requests PF for unicast filter */
 
 /* length of permanent address message returned from PF */
 #define IXGBE_VF_PERMADDR_MSG_LEN 4
diff --git a/trunk/drivers/net/ixgbevf/vf.c b/trunk/drivers/net/ixgbevf/vf.c
index eecd3bf6833f..aa3682e8c473 100644
--- a/trunk/drivers/net/ixgbevf/vf.c
+++ b/trunk/drivers/net/ixgbevf/vf.c
@@ -216,6 +216,39 @@ static s32 ixgbevf_get_mac_addr_vf(struct ixgbe_hw *hw, u8 *mac_addr)
 	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 @@ static 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,
+	.set_uc_addr         = ixgbevf_set_uc_addr_vf,
 	.set_vfta            = ixgbevf_set_vfta_vf,
 };
 
diff --git a/trunk/drivers/net/ixgbevf/vf.h b/trunk/drivers/net/ixgbevf/vf.h
index 23eb114c149f..10306b492ee6 100644
--- a/trunk/drivers/net/ixgbevf/vf.h
+++ b/trunk/drivers/net/ixgbevf/vf.h
@@ -62,6 +62,7 @@ struct ixgbe_mac_operations {
 
 	/* RAR, Multicast, VLAN */
 	s32 (*set_rar)(struct ixgbe_hw *, u32, u8 *, u32);
+	s32 (*set_uc_addr)(struct ixgbe_hw *, u32, u8 *);
 	s32 (*init_rx_addrs)(struct ixgbe_hw *);
 	s32 (*update_mc_addr_list)(struct ixgbe_hw *, struct net_device *);
 	s32 (*enable_mc)(struct ixgbe_hw *);