diff options
author | Rony Efraim <ronye@mellanox.com> | 2013-06-13 13:19:11 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2013-06-13 17:51:04 -0700 |
commit | 948e306d7d645af80ea331b60495710fe4fe12bb (patch) | |
tree | c66b8872cbc566df779b454d78c9c181c94440c8 /drivers | |
parent | 1d8faf48c74b8329a0322dc4b2a2030ae5003c86 (diff) | |
download | linux-948e306d7d645af80ea331b60495710fe4fe12bb.tar.bz2 |
net/mlx4: Add VF link state support
Add support to change the link state of VF (vPort)
Signed-off-by: Rony Efraim <ronye@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/cmd.c | 48 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 8 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/eq.c | 9 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/fw.c | 8 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/mlx4.h | 1 |
5 files changed, 72 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index 0e572a527154..ea1e03896353 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -39,6 +39,7 @@ #include <linux/errno.h> #include <linux/mlx4/cmd.h> +#include <linux/mlx4/device.h> #include <linux/semaphore.h> #include <rdma/ib_smi.h> @@ -2178,7 +2179,54 @@ int mlx4_get_vf_config(struct mlx4_dev *dev, int port, int vf, struct ifla_vf_in ivf->qos = s_info->default_qos; ivf->tx_rate = s_info->tx_rate; ivf->spoofchk = s_info->spoofchk; + ivf->linkstate = s_info->link_state; return 0; } EXPORT_SYMBOL_GPL(mlx4_get_vf_config); + +int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_state) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_vport_state *s_info; + struct mlx4_vport_oper_state *vp_oper; + int slave; + u8 link_stat_event; + + slave = mlx4_get_slave_indx(dev, vf); + if (slave < 0) + return -EINVAL; + + switch (link_state) { + case IFLA_VF_LINK_STATE_AUTO: + /* get current link state */ + if (!priv->sense.do_sense_port[port]) + link_stat_event = MLX4_PORT_CHANGE_SUBTYPE_ACTIVE; + else + link_stat_event = MLX4_PORT_CHANGE_SUBTYPE_DOWN; + break; + + case IFLA_VF_LINK_STATE_ENABLE: + link_stat_event = MLX4_PORT_CHANGE_SUBTYPE_ACTIVE; + break; + + case IFLA_VF_LINK_STATE_DISABLE: + link_stat_event = MLX4_PORT_CHANGE_SUBTYPE_DOWN; + break; + + default: + mlx4_warn(dev, "unknown value for link_state %02x on slave %d port %d\n", + link_state, slave, port); + return -EINVAL; + }; + /* update the admin & oper state on the link state */ + s_info = &priv->mfunc.master.vf_admin[slave].vport[port]; + vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port]; + s_info->link_state = link_state; + vp_oper->state.link_state = link_state; + + /* send event */ + mlx4_gen_port_state_change_eqe(dev, slave, port, link_stat_event); + return 0; +} +EXPORT_SYMBOL_GPL(mlx4_set_vf_link_state); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 89c47ea84b50..ade276cca0e6 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -2061,6 +2061,13 @@ static int mlx4_en_get_vf_config(struct net_device *dev, int vf, struct ifla_vf_ return mlx4_get_vf_config(mdev->dev, en_priv->port, vf, ivf); } +static int mlx4_en_set_vf_link_state(struct net_device *dev, int vf, int link_state) +{ + struct mlx4_en_priv *en_priv = netdev_priv(dev); + struct mlx4_en_dev *mdev = en_priv->mdev; + + return mlx4_set_vf_link_state(mdev->dev, en_priv->port, vf, link_state); +} static const struct net_device_ops mlx4_netdev_ops = { .ndo_open = mlx4_en_open, .ndo_stop = mlx4_en_close, @@ -2101,6 +2108,7 @@ static const struct net_device_ops mlx4_netdev_ops_master = { .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, + .ndo_set_vf_link_state = mlx4_en_set_vf_link_state, .ndo_get_vf_config = mlx4_en_get_vf_config, #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = mlx4_en_netpoll, diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index 6000342f9725..7e042869ef0c 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -448,6 +448,7 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) int i; enum slave_port_gen_event gen_event; unsigned long flags; + struct mlx4_vport_state *s_info; while ((eqe = next_eqe_sw(eq, dev->caps.eqe_factor))) { /* @@ -556,7 +557,9 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) mlx4_dbg(dev, "%s: Sending MLX4_PORT_CHANGE_SUBTYPE_DOWN" " to slave: %d, port:%d\n", __func__, i, port); - mlx4_slave_event(dev, i, eqe); + s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state; + if (IFLA_VF_LINK_STATE_AUTO == s_info->link_state) + mlx4_slave_event(dev, i, eqe); } else { /* IB port */ set_and_calc_slave_port_state(dev, i, port, MLX4_PORT_STATE_DEV_EVENT_PORT_DOWN, @@ -580,7 +583,9 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq) for (i = 0; i < dev->num_slaves; i++) { if (i == mlx4_master_func_num(dev)) continue; - mlx4_slave_event(dev, i, eqe); + s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state; + if (IFLA_VF_LINK_STATE_AUTO == s_info->link_state) + mlx4_slave_event(dev, i, eqe); } else /* IB port */ /* port-up event will be sent to a slave when the diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index 2c97901c6a6d..569bbe3e7403 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -830,8 +830,10 @@ int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave, u8 port_type; u16 short_field; int err; + int admin_link_state; #define MLX4_VF_PORT_NO_LINK_SENSE_MASK 0xE0 +#define MLX4_PORT_LINK_UP_MASK 0x80 #define QUERY_PORT_CUR_MAX_PKEY_OFFSET 0x0c #define QUERY_PORT_CUR_MAX_GID_OFFSET 0x0e @@ -861,6 +863,12 @@ int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave, /* set port type to currently operating port type */ port_type |= (dev->caps.port_type[vhcr->in_modifier] & 0x3); + admin_link_state = priv->mfunc.master.vf_oper[slave].vport[vhcr->in_modifier].state.link_state; + if (IFLA_VF_LINK_STATE_ENABLE == admin_link_state) + port_type |= MLX4_PORT_LINK_UP_MASK; + else if (IFLA_VF_LINK_STATE_DISABLE == admin_link_state) + port_type &= ~MLX4_PORT_LINK_UP_MASK; + MLX4_PUT(outbox->buf, port_type, QUERY_PORT_SUPPORTED_TYPE_OFFSET); diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h index df15bb6631cc..75272935a3f7 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -482,6 +482,7 @@ struct mlx4_vport_state { u8 default_qos; u32 tx_rate; bool spoofchk; + u32 link_state; }; struct mlx4_vf_admin_state { |