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Date: Wed, 24 Apr 2013 19:41:13 +0300
From: Or Gerlitz <ogerlitz@...lanox.com>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org, amirv@...lanox.com,
Rony Efraim <ronye@...lanox.com>,
Or Gerlitz <ogerlitz@...lanox.com>
Subject: [PATCH net-next 5/6] net/mlx4: Add VF MAC spoof checking support
From: Rony Efraim <ronye@...lanox.com>
Add ndo_set_vf_spoofchk support
Signed-off-by: Rony Efraim <ronye@...lanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@...lanox.com>
---
drivers/net/ethernet/mellanox/mlx4/cmd.c | 41 ++++++++++++++++++++
drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 9 ++++
drivers/net/ethernet/mellanox/mlx4/fw.c | 5 ++-
.../net/ethernet/mellanox/mlx4/resource_tracker.c | 8 ++++
include/linux/mlx4/cmd.h | 1 +
include/linux/mlx4/device.h | 3 +-
6 files changed, 65 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index e394180..993b51d 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -1514,6 +1514,21 @@ static int mlx4_master_activate_admin_state(struct mlx4_priv *priv, int slave)
(int)(vp_oper->state.default_vlan),
vp_oper->vlan_idx, slave, port);
}
+ if (vp_admin->spoofchk) {
+ vp_oper->mac_idx = __mlx4_register_mac(&priv->dev,
+ port,
+ vp_admin->mac);
+ if (0 > vp_oper->mac_idx) {
+ err = vp_oper->mac_idx;
+ vp_oper->mac_idx = NO_INDX;
+ mlx4_warn((&priv->dev),
+ "No mac resorces slave %d, port %d\n",
+ slave, port);
+ return err;
+ }
+ mlx4_dbg((&(priv->dev)), "alloc mac %llx idx %d slave %d port %d\n",
+ vp_oper->state.mac, vp_oper->mac_idx, slave, port);
+ }
}
return 0;
}
@@ -1530,6 +1545,10 @@ static void mlx4_master_deactivate_admin_state(struct mlx4_priv *priv, int slave
port, vp_oper->vlan_idx);
vp_oper->vlan_idx = NO_INDX;
}
+ if (NO_INDX != vp_oper->mac_idx) {
+ __mlx4_unregister_mac(&priv->dev, port, vp_oper->mac_idx);
+ vp_oper->mac_idx = NO_INDX;
+ }
}
return;
}
@@ -2085,6 +2104,28 @@ int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac)
}
EXPORT_SYMBOL_GPL(mlx4_set_vf_mac);
+int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting)
+{
+ struct mlx4_priv *priv = mlx4_priv(dev);
+ struct mlx4_vport_state *s_info;
+ int slave;
+
+ if ((!mlx4_is_master(dev)) ||
+ !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_FSM))
+ return -EPROTONOSUPPORT;
+
+ slave = mlx4_get_slave_indx(dev, vf);
+ if (slave < 0)
+ return -EINVAL;
+
+ s_info = &priv->mfunc.master.vf_admin[slave].vport[port];
+ s_info->spoofchk = setting;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(mlx4_set_vf_spoofchk);
+
+
int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos)
{
struct mlx4_priv *priv = mlx4_priv(dev);
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index b00c118..9db9925 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -1953,6 +1953,14 @@ static int mlx4_en_set_vf_vlan(struct net_device *dev, int vf, u16 vlan, u8 qos)
return mlx4_set_vf_vlan(mdev->dev, en_priv->port, vf, vlan, qos);
}
+static int mlx4_en_set_vf_spoofchk(struct net_device *dev, int vf, bool setting)
+{
+ struct mlx4_en_priv *en_priv = netdev_priv(dev);
+ struct mlx4_en_dev *mdev = en_priv->mdev;
+
+ return mlx4_set_vf_spoofchk(mdev->dev, en_priv->port, vf, setting);
+}
+
static const struct net_device_ops mlx4_netdev_ops = {
.ndo_open = mlx4_en_open,
@@ -1992,6 +2000,7 @@ static const struct net_device_ops mlx4_netdev_ops_master = {
.ndo_vlan_rx_kill_vid = mlx4_en_vlan_rx_kill_vid,
.ndo_set_vf_mac = mlx4_en_set_vf_mac,
.ndo_set_vf_vlan = mlx4_en_set_vf_vlan,
+ .ndo_set_vf_spoofchk = mlx4_en_set_vf_spoofchk,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = mlx4_en_netpoll,
#endif
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index 1a9abf0..a237584 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
@@ -131,7 +131,8 @@ static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags)
[2] = "RSS XOR Hash Function support",
[3] = "Device manage flow steering support",
[4] = "Automatic mac reassignment support",
- [5] = "VST (control vlan insertion/stripping) support"
+ [5] = "VST (control vlan insertion/stripping) support",
+ [6] = "FSM (MAC unti-spoofing) support"
};
int i;
@@ -655,6 +656,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
MLX4_GET(field32, outbox, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET);
if (field32 & (1 << 26))
dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_VLAN_CONTROL;
+ if (field32 & (1 << 20))
+ dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_FSM;
if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) {
for (i = 1; i <= dev_cap->num_ports; ++i) {
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index 5083d4b..e12e0d2 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -383,6 +383,14 @@ static int update_vport_qp_param(struct mlx4_dev *dev,
vp_oper->vlan_idx, (int)(qpc->pri_path.feup),
(int)(qpc->pri_path.fl));
}
+ if (vp_oper->state.spoofchk) {
+ qpc->pri_path.feup |= 1 << 5; /* set fsm bit */;
+ qpc->pri_path.grh_mylmc = (0x80 & qpc->pri_path.grh_mylmc) + vp_oper->mac_idx;
+ mlx4_dbg(dev, "spoof qp %d port %d feup 0x%x, myLmc 0x%x mindx %d\n",
+ be32_to_cpu(qpc->local_qpn) & 0xffffff, port,
+ (int)qpc->pri_path.feup, (int)qpc->pri_path.grh_mylmc,
+ vp_oper->mac_idx);
+ }
return 0;
}
diff --git a/include/linux/mlx4/cmd.h b/include/linux/mlx4/cmd.h
index 7daead7..95c3223 100644
--- a/include/linux/mlx4/cmd.h
+++ b/include/linux/mlx4/cmd.h
@@ -234,6 +234,7 @@ void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbo
u32 mlx4_comm_get_version(void);
int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac);
int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos);
+int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting);
#define MLX4_COMM_GET_IF_REV(cmd_chan_ver) (u8)((cmd_chan_ver) >> 8)
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 2c4bc75..af5554d 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -153,7 +153,8 @@ enum {
MLX4_DEV_CAP_FLAG2_RSS_XOR = 1LL << 2,
MLX4_DEV_CAP_FLAG2_FS_EN = 1LL << 3,
MLX4_DEV_CAP_FLAGS2_REASSIGN_MAC_EN = 1LL << 4,
- MLX4_DEV_CAP_FLAG2_VLAN_CONTROL = 1LL << 5
+ MLX4_DEV_CAP_FLAG2_VLAN_CONTROL = 1LL << 5,
+ MLX4_DEV_CAP_FLAG2_FSM = 1LL << 6,
};
enum {
--
1.7.1
--
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