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path: root/drivers/net/ethernet/mellanox/mlx4/port.c
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/port.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/port.c108
1 files changed, 78 insertions, 30 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c
index a8fb52992c6..028833ffc56 100644
--- a/drivers/net/ethernet/mellanox/mlx4/port.c
+++ b/drivers/net/ethernet/mellanox/mlx4/port.c
@@ -39,7 +39,6 @@
#include "mlx4.h"
#define MLX4_MAC_VALID (1ull << 63)
-#define MLX4_MAC_MASK 0xffffffffffffULL
#define MLX4_VLAN_VALID (1u << 31)
#define MLX4_VLAN_MASK 0xfff
@@ -75,21 +74,54 @@ void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table)
table->total = 0;
}
-static int mlx4_uc_steer_add(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn)
+static int mlx4_uc_steer_add(struct mlx4_dev *dev, u8 port,
+ u64 mac, int *qpn, u64 *reg_id)
{
- struct mlx4_qp qp;
- u8 gid[16] = {0};
__be64 be_mac;
int err;
- qp.qpn = *qpn;
-
- mac &= 0xffffffffffffULL;
+ mac &= MLX4_MAC_MASK;
be_mac = cpu_to_be64(mac << 16);
- memcpy(&gid[10], &be_mac, ETH_ALEN);
- gid[5] = port;
- err = mlx4_unicast_attach(dev, &qp, gid, 0, MLX4_PROT_ETH);
+ switch (dev->caps.steering_mode) {
+ case MLX4_STEERING_MODE_B0: {
+ struct mlx4_qp qp;
+ u8 gid[16] = {0};
+
+ qp.qpn = *qpn;
+ memcpy(&gid[10], &be_mac, ETH_ALEN);
+ gid[5] = port;
+
+ err = mlx4_unicast_attach(dev, &qp, gid, 0, MLX4_PROT_ETH);
+ break;
+ }
+ case MLX4_STEERING_MODE_DEVICE_MANAGED: {
+ struct mlx4_spec_list spec_eth = { {NULL} };
+ __be64 mac_mask = cpu_to_be64(MLX4_MAC_MASK << 16);
+
+ struct mlx4_net_trans_rule rule = {
+ .queue_mode = MLX4_NET_TRANS_Q_FIFO,
+ .exclusive = 0,
+ .allow_loopback = 1,
+ .promisc_mode = MLX4_FS_PROMISC_NONE,
+ .priority = MLX4_DOMAIN_NIC,
+ };
+
+ rule.port = port;
+ rule.qpn = *qpn;
+ INIT_LIST_HEAD(&rule.list);
+
+ spec_eth.id = MLX4_NET_TRANS_RULE_ID_ETH;
+ memcpy(spec_eth.eth.dst_mac, &be_mac, ETH_ALEN);
+ memcpy(spec_eth.eth.dst_mac_msk, &mac_mask, ETH_ALEN);
+ list_add_tail(&spec_eth.list, &rule.list);
+
+ err = mlx4_flow_attach(dev, &rule, reg_id);
+ break;
+ }
+ default:
+ return -EINVAL;
+ }
if (err)
mlx4_warn(dev, "Failed Attaching Unicast\n");
@@ -97,19 +129,30 @@ static int mlx4_uc_steer_add(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn)
}
static void mlx4_uc_steer_release(struct mlx4_dev *dev, u8 port,
- u64 mac, int qpn)
+ u64 mac, int qpn, u64 reg_id)
{
- struct mlx4_qp qp;
- u8 gid[16] = {0};
- __be64 be_mac;
+ switch (dev->caps.steering_mode) {
+ case MLX4_STEERING_MODE_B0: {
+ struct mlx4_qp qp;
+ u8 gid[16] = {0};
+ __be64 be_mac;
- qp.qpn = qpn;
- mac &= 0xffffffffffffULL;
- be_mac = cpu_to_be64(mac << 16);
- memcpy(&gid[10], &be_mac, ETH_ALEN);
- gid[5] = port;
+ qp.qpn = qpn;
+ mac &= MLX4_MAC_MASK;
+ be_mac = cpu_to_be64(mac << 16);
+ memcpy(&gid[10], &be_mac, ETH_ALEN);
+ gid[5] = port;
- mlx4_unicast_detach(dev, &qp, gid, MLX4_PROT_ETH);
+ mlx4_unicast_detach(dev, &qp, gid, MLX4_PROT_ETH);
+ break;
+ }
+ case MLX4_STEERING_MODE_DEVICE_MANAGED: {
+ mlx4_flow_detach(dev, reg_id);
+ break;
+ }
+ default:
+ mlx4_err(dev, "Invalid steering mode.\n");
+ }
}
static int validate_index(struct mlx4_dev *dev,
@@ -144,6 +187,7 @@ int mlx4_get_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn)
struct mlx4_mac_entry *entry;
int index = 0;
int err = 0;
+ u64 reg_id;
mlx4_dbg(dev, "Registering MAC: 0x%llx for adding\n",
(unsigned long long) mac);
@@ -155,7 +199,7 @@ int mlx4_get_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn)
return err;
}
- if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_UC_STEER)) {
+ if (dev->caps.steering_mode == MLX4_STEERING_MODE_A0) {
*qpn = info->base_qpn + index;
return 0;
}
@@ -167,7 +211,7 @@ int mlx4_get_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn)
goto qp_err;
}
- err = mlx4_uc_steer_add(dev, port, mac, qpn);
+ err = mlx4_uc_steer_add(dev, port, mac, qpn, &reg_id);
if (err)
goto steer_err;
@@ -177,6 +221,7 @@ int mlx4_get_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn)
goto alloc_err;
}
entry->mac = mac;
+ entry->reg_id = reg_id;
err = radix_tree_insert(&info->mac_tree, *qpn, entry);
if (err)
goto insert_err;
@@ -186,7 +231,7 @@ insert_err:
kfree(entry);
alloc_err:
- mlx4_uc_steer_release(dev, port, mac, *qpn);
+ mlx4_uc_steer_release(dev, port, mac, *qpn, reg_id);
steer_err:
mlx4_qp_release_range(dev, *qpn, 1);
@@ -206,13 +251,14 @@ void mlx4_put_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int qpn)
(unsigned long long) mac);
mlx4_unregister_mac(dev, port, mac);
- if (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_UC_STEER) {
+ if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0) {
entry = radix_tree_lookup(&info->mac_tree, qpn);
if (entry) {
mlx4_dbg(dev, "Releasing qp: port %d, mac 0x%llx,"
" qpn %d\n", port,
(unsigned long long) mac, qpn);
- mlx4_uc_steer_release(dev, port, entry->mac, qpn);
+ mlx4_uc_steer_release(dev, port, entry->mac,
+ qpn, entry->reg_id);
mlx4_qp_release_range(dev, qpn, 1);
radix_tree_delete(&info->mac_tree, qpn);
kfree(entry);
@@ -359,15 +405,18 @@ int mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac)
int index = qpn - info->base_qpn;
int err = 0;
- if (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_UC_STEER) {
+ if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0) {
entry = radix_tree_lookup(&info->mac_tree, qpn);
if (!entry)
return -EINVAL;
- mlx4_uc_steer_release(dev, port, entry->mac, qpn);
+ mlx4_uc_steer_release(dev, port, entry->mac,
+ qpn, entry->reg_id);
mlx4_unregister_mac(dev, port, entry->mac);
entry->mac = new_mac;
+ entry->reg_id = 0;
mlx4_register_mac(dev, port, new_mac);
- err = mlx4_uc_steer_add(dev, port, entry->mac, &qpn);
+ err = mlx4_uc_steer_add(dev, port, entry->mac,
+ &qpn, &entry->reg_id);
return err;
}
@@ -803,8 +852,7 @@ int mlx4_SET_PORT_qpn_calc(struct mlx4_dev *dev, u8 port, u32 base_qpn,
u32 m_promisc = (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_MC_STEER) ?
MCAST_DIRECT : MCAST_DEFAULT;
- if (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_MC_STEER &&
- dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_UC_STEER)
+ if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0)
return 0;
mailbox = mlx4_alloc_cmd_mailbox(dev);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-19 11:03:23 +0000