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-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_netdev.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/fw.c48
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/fw.h4
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c132
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mlx4.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/qp.c4
6 files changed, 176 insertions, 17 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 568e1f41fdd4..6ff214de1111 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -2594,7 +2594,8 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX;
if (mdev->dev->caps.steering_mode ==
- MLX4_STEERING_MODE_DEVICE_MANAGED)
+ MLX4_STEERING_MODE_DEVICE_MANAGED &&
+ mdev->dev->caps.dmfs_high_steer_mode != MLX4_STEERING_DMFS_A0_STATIC)
dev->hw_features |= NETIF_F_NTUPLE;
if (mdev->dev->caps.steering_mode != MLX4_STEERING_MODE_A0)
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index 073b3d1c8b91..ef3b95bac2ad 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
@@ -144,7 +144,8 @@ static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags)
[15] = "Ethernet Backplane autoneg support",
[16] = "CONFIG DEV support",
[17] = "Asymmetric EQs support",
- [18] = "More than 80 VFs support"
+ [18] = "More than 80 VFs support",
+ [19] = "Performance optimized for limited rule configuration flow steering support"
};
int i;
@@ -680,6 +681,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
#define QUERY_DEV_CAP_FW_REASSIGN_MAC 0x9d
#define QUERY_DEV_CAP_VXLAN 0x9e
#define QUERY_DEV_CAP_MAD_DEMUX_OFFSET 0xb0
+#define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET 0xa8
+#define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET 0xac
dev_cap->flags2 = 0;
mailbox = mlx4_alloc_cmd_mailbox(dev);
@@ -876,6 +879,13 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
if (field32 & (1 << 0))
dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_MAD_DEMUX;
+ MLX4_GET(dev_cap->dmfs_high_rate_qpn_base, outbox,
+ QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET);
+ dev_cap->dmfs_high_rate_qpn_base &= MGM_QPN_MASK;
+ MLX4_GET(dev_cap->dmfs_high_rate_qpn_range, outbox,
+ QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET);
+ dev_cap->dmfs_high_rate_qpn_range &= MGM_QPN_MASK;
+
MLX4_GET(field32, outbox, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET);
if (field32 & (1 << 16))
dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_UPDATE_QP;
@@ -935,6 +945,10 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
mlx4_dbg(dev, "Max GSO size: %d\n", dev_cap->max_gso_sz);
mlx4_dbg(dev, "Max counters: %d\n", dev_cap->max_counters);
mlx4_dbg(dev, "Max RSS Table size: %d\n", dev_cap->max_rss_tbl_sz);
+ mlx4_dbg(dev, "DMFS high rate steer QPn base: %d\n",
+ dev_cap->dmfs_high_rate_qpn_base);
+ mlx4_dbg(dev, "DMFS high rate steer QPn range: %d\n",
+ dev_cap->dmfs_high_rate_qpn_range);
dump_dev_cap_flags(dev, dev_cap->flags);
dump_dev_cap_flags2(dev, dev_cap->flags2);
@@ -996,6 +1010,7 @@ int mlx4_QUERY_PORT(struct mlx4_dev *dev, int port, struct mlx4_port_cap *port_c
port_cap->supported_port_types = field & 3;
port_cap->suggested_type = (field >> 3) & 1;
port_cap->default_sense = (field >> 4) & 1;
+ port_cap->dmfs_optimized_state = (field >> 5) & 1;
MLX4_GET(field, outbox, QUERY_PORT_MTU_OFFSET);
port_cap->ib_mtu = field & 0xf;
MLX4_GET(field, outbox, QUERY_PORT_WIDTH_OFFSET);
@@ -1530,6 +1545,12 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
struct mlx4_cmd_mailbox *mailbox;
__be32 *inbox;
int err;
+ static const u8 a0_dmfs_hw_steering[] = {
+ [MLX4_STEERING_DMFS_A0_DEFAULT] = 0,
+ [MLX4_STEERING_DMFS_A0_DYNAMIC] = 1,
+ [MLX4_STEERING_DMFS_A0_STATIC] = 2,
+ [MLX4_STEERING_DMFS_A0_DISABLE] = 3
+ };
#define INIT_HCA_IN_SIZE 0x200
#define INIT_HCA_VERSION_OFFSET 0x000
@@ -1563,6 +1584,7 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
#define INIT_HCA_FS_PARAM_OFFSET 0x1d0
#define INIT_HCA_FS_BASE_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x00)
#define INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x12)
+#define INIT_HCA_FS_A0_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x18)
#define INIT_HCA_FS_LOG_TABLE_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x1b)
#define INIT_HCA_FS_ETH_BITS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x21)
#define INIT_HCA_FS_ETH_NUM_ADDRS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x22)
@@ -1673,8 +1695,11 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
/* Enable Ethernet flow steering
* with udp unicast and tcp unicast
*/
- MLX4_PUT(inbox, (u8) (MLX4_FS_UDP_UC_EN | MLX4_FS_TCP_UC_EN),
- INIT_HCA_FS_ETH_BITS_OFFSET);
+ if (dev->caps.dmfs_high_steer_mode !=
+ MLX4_STEERING_DMFS_A0_STATIC)
+ MLX4_PUT(inbox,
+ (u8)(MLX4_FS_UDP_UC_EN | MLX4_FS_TCP_UC_EN),
+ INIT_HCA_FS_ETH_BITS_OFFSET);
MLX4_PUT(inbox, (u16) MLX4_FS_NUM_OF_L2_ADDR,
INIT_HCA_FS_ETH_NUM_ADDRS_OFFSET);
/* Enable IPoIB flow steering
@@ -1684,6 +1709,13 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
INIT_HCA_FS_IB_BITS_OFFSET);
MLX4_PUT(inbox, (u16) MLX4_FS_NUM_OF_L2_ADDR,
INIT_HCA_FS_IB_NUM_ADDRS_OFFSET);
+
+ if (dev->caps.dmfs_high_steer_mode !=
+ MLX4_STEERING_DMFS_A0_NOT_SUPPORTED)
+ MLX4_PUT(inbox,
+ ((u8)(a0_dmfs_hw_steering[dev->caps.dmfs_high_steer_mode]
+ << 6)),
+ INIT_HCA_FS_A0_OFFSET);
} else {
MLX4_PUT(inbox, param->mc_base, INIT_HCA_MC_BASE_OFFSET);
MLX4_PUT(inbox, param->log_mc_entry_sz,
@@ -1734,6 +1766,12 @@ int mlx4_QUERY_HCA(struct mlx4_dev *dev,
u32 dword_field;
int err;
u8 byte_field;
+ static const u8 a0_dmfs_query_hw_steering[] = {
+ [0] = MLX4_STEERING_DMFS_A0_DEFAULT,
+ [1] = MLX4_STEERING_DMFS_A0_DYNAMIC,
+ [2] = MLX4_STEERING_DMFS_A0_STATIC,
+ [3] = MLX4_STEERING_DMFS_A0_DISABLE
+ };
#define QUERY_HCA_GLOBAL_CAPS_OFFSET 0x04
#define QUERY_HCA_CORE_CLOCK_OFFSET 0x0c
@@ -1786,6 +1824,10 @@ int mlx4_QUERY_HCA(struct mlx4_dev *dev,
INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET);
MLX4_GET(param->log_mc_table_sz, outbox,
INIT_HCA_FS_LOG_TABLE_SZ_OFFSET);
+ MLX4_GET(byte_field, outbox,
+ INIT_HCA_FS_A0_OFFSET);
+ param->dmfs_high_steer_mode =
+ a0_dmfs_query_hw_steering[(byte_field >> 6) & 3];
} else {
MLX4_GET(param->mc_base, outbox, INIT_HCA_MC_BASE_OFFSET);
MLX4_GET(param->log_mc_entry_sz, outbox,
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h
index 744398b7ab5e..794e2826609a 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.h
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.h
@@ -60,6 +60,7 @@ struct mlx4_port_cap {
int vendor_oui;
u16 wavelength;
u64 trans_code;
+ u8 dmfs_optimized_state;
};
struct mlx4_dev_cap {
@@ -124,6 +125,8 @@ struct mlx4_dev_cap {
int max_gso_sz;
int max_rss_tbl_sz;
u32 max_counters;
+ u32 dmfs_high_rate_qpn_base;
+ u32 dmfs_high_rate_qpn_range;
struct mlx4_port_cap port_cap[MLX4_MAX_PORTS + 1];
};
@@ -194,6 +197,7 @@ struct mlx4_init_hca_param {
u8 mw_enabled; /* Enable memory windows */
u8 uar_page_sz; /* log pg sz in 4k chunks */
u8 steering_mode; /* for QUERY_HCA */
+ u8 dmfs_high_steer_mode; /* for QUERY_HCA */
u64 dev_cap_enabled;
u16 cqe_size; /* For use only when CQE stride feature enabled */
u16 eqe_size; /* For use only when EQE stride feature enabled */
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 6173b8072988..e25436b24ce7 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -105,7 +105,8 @@ MODULE_PARM_DESC(enable_64b_cqe_eqe,
"Enable 64 byte CQEs/EQEs when the FW supports this (default: True)");
#define PF_CONTEXT_BEHAVIOUR_MASK (MLX4_FUNC_CAP_64B_EQE_CQE | \
- MLX4_FUNC_CAP_EQE_CQE_STRIDE)
+ MLX4_FUNC_CAP_EQE_CQE_STRIDE | \
+ MLX4_FUNC_CAP_DMFS_A0_STATIC)
static char mlx4_version[] =
DRV_NAME ": Mellanox ConnectX core driver v"
@@ -463,8 +464,28 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
(1 << dev->caps.log_num_vlans) *
dev->caps.num_ports;
dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_EXCH] = MLX4_NUM_FEXCH;
+
+ if (dev_cap->dmfs_high_rate_qpn_base > 0 &&
+ dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_FS_EN)
+ dev->caps.dmfs_high_rate_qpn_base = dev_cap->dmfs_high_rate_qpn_base;
+ else
+ dev->caps.dmfs_high_rate_qpn_base =
+ dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW];
+
+ if (dev_cap->dmfs_high_rate_qpn_range > 0 &&
+ dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_FS_EN) {
+ dev->caps.dmfs_high_rate_qpn_range = dev_cap->dmfs_high_rate_qpn_range;
+ dev->caps.dmfs_high_steer_mode = MLX4_STEERING_DMFS_A0_DEFAULT;
+ dev->caps.flags2 |= MLX4_DEV_CAP_FLAG2_FS_A0;
+ } else {
+ dev->caps.dmfs_high_steer_mode = MLX4_STEERING_DMFS_A0_NOT_SUPPORTED;
+ dev->caps.dmfs_high_rate_qpn_base =
+ dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW];
+ dev->caps.dmfs_high_rate_qpn_range = MLX4_A0_STEERING_TABLE_SIZE;
+ }
+
dev->caps.reserved_qps_cnt[MLX4_QP_REGION_RSS_RAW_ETH] =
- MLX4_A0_STEERING_TABLE_SIZE;
+ dev->caps.dmfs_high_rate_qpn_range;
dev->caps.reserved_qps = dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW] +
dev->caps.reserved_qps_cnt[MLX4_QP_REGION_ETH_ADDR] +
@@ -753,7 +774,8 @@ static int mlx4_slave_cap(struct mlx4_dev *dev)
if ((func_cap.pf_context_behaviour | PF_CONTEXT_BEHAVIOUR_MASK) !=
PF_CONTEXT_BEHAVIOUR_MASK) {
- mlx4_err(dev, "Unknown pf context behaviour\n");
+ mlx4_err(dev, "Unknown pf context behaviour %x known flags %x\n",
+ func_cap.pf_context_behaviour, PF_CONTEXT_BEHAVIOUR_MASK);
return -ENOSYS;
}
@@ -1640,10 +1662,46 @@ static int choose_log_fs_mgm_entry_size(int qp_per_entry)
return (i <= MLX4_MAX_MGM_LOG_ENTRY_SIZE) ? i : -1;
}
+static const char *dmfs_high_rate_steering_mode_str(int dmfs_high_steer_mode)
+{
+ switch (dmfs_high_steer_mode) {
+ case MLX4_STEERING_DMFS_A0_DEFAULT:
+ return "default performance";
+
+ case MLX4_STEERING_DMFS_A0_DYNAMIC:
+ return "dynamic hybrid mode";
+
+ case MLX4_STEERING_DMFS_A0_STATIC:
+ return "performance optimized for limited rule configuration (static)";
+
+ case MLX4_STEERING_DMFS_A0_DISABLE:
+ return "disabled performance optimized steering";
+
+ case MLX4_STEERING_DMFS_A0_NOT_SUPPORTED:
+ return "performance optimized steering not supported";
+
+ default:
+ return "Unrecognized mode";
+ }
+}
+
+#define MLX4_DMFS_A0_STEERING (1UL << 2)
+
static void choose_steering_mode(struct mlx4_dev *dev,
struct mlx4_dev_cap *dev_cap)
{
- if (mlx4_log_num_mgm_entry_size == -1 &&
+ if (mlx4_log_num_mgm_entry_size <= 0) {
+ if ((-mlx4_log_num_mgm_entry_size) & MLX4_DMFS_A0_STEERING) {
+ if (dev->caps.dmfs_high_steer_mode ==
+ MLX4_STEERING_DMFS_A0_NOT_SUPPORTED)
+ mlx4_err(dev, "DMFS high rate mode not supported\n");
+ else
+ dev->caps.dmfs_high_steer_mode =
+ MLX4_STEERING_DMFS_A0_STATIC;
+ }
+ }
+
+ if (mlx4_log_num_mgm_entry_size <= 0 &&
dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_FS_EN &&
(!mlx4_is_mfunc(dev) ||
(dev_cap->fs_max_num_qp_per_entry >= (dev->num_vfs + 1))) &&
@@ -1656,6 +1714,9 @@ static void choose_steering_mode(struct mlx4_dev *dev,
dev->caps.fs_log_max_ucast_qp_range_size =
dev_cap->fs_log_max_ucast_qp_range_size;
} else {
+ if (dev->caps.dmfs_high_steer_mode !=
+ MLX4_STEERING_DMFS_A0_NOT_SUPPORTED)
+ dev->caps.dmfs_high_steer_mode = MLX4_STEERING_DMFS_A0_DISABLE;
if (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_UC_STEER &&
dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_MC_STEER)
dev->caps.steering_mode = MLX4_STEERING_MODE_B0;
@@ -1682,7 +1743,8 @@ static void choose_tunnel_offload_mode(struct mlx4_dev *dev,
struct mlx4_dev_cap *dev_cap)
{
if (dev->caps.steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED &&
- dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS)
+ dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS &&
+ dev->caps.dmfs_high_steer_mode != MLX4_STEERING_DMFS_A0_STATIC)
dev->caps.tunnel_offload_mode = MLX4_TUNNEL_OFFLOAD_MODE_VXLAN;
else
dev->caps.tunnel_offload_mode = MLX4_TUNNEL_OFFLOAD_MODE_NONE;
@@ -1691,6 +1753,35 @@ static void choose_tunnel_offload_mode(struct mlx4_dev *dev,
== MLX4_TUNNEL_OFFLOAD_MODE_VXLAN) ? "vxlan" : "none");
}
+static int mlx4_validate_optimized_steering(struct mlx4_dev *dev)
+{
+ int i;
+ struct mlx4_port_cap port_cap;
+
+ if (dev->caps.dmfs_high_steer_mode == MLX4_STEERING_DMFS_A0_NOT_SUPPORTED)
+ return -EINVAL;
+
+ for (i = 1; i <= dev->caps.num_ports; i++) {
+ if (mlx4_dev_port(dev, i, &port_cap)) {
+ mlx4_err(dev,
+ "QUERY_DEV_CAP command failed, can't veify DMFS high rate steering.\n");
+ } else if ((dev->caps.dmfs_high_steer_mode !=
+ MLX4_STEERING_DMFS_A0_DEFAULT) &&
+ (port_cap.dmfs_optimized_state ==
+ !!(dev->caps.dmfs_high_steer_mode ==
+ MLX4_STEERING_DMFS_A0_DISABLE))) {
+ mlx4_err(dev,
+ "DMFS high rate steer mode differ, driver requested %s but %s in FW.\n",
+ dmfs_high_rate_steering_mode_str(
+ dev->caps.dmfs_high_steer_mode),
+ (port_cap.dmfs_optimized_state ?
+ "enabled" : "disabled"));
+ }
+ }
+
+ return 0;
+}
+
static int mlx4_init_fw(struct mlx4_dev *dev)
{
struct mlx4_mod_stat_cfg mlx4_cfg;
@@ -1743,6 +1834,10 @@ static int mlx4_init_hca(struct mlx4_dev *dev)
choose_steering_mode(dev, &dev_cap);
choose_tunnel_offload_mode(dev, &dev_cap);
+ if (dev->caps.dmfs_high_steer_mode == MLX4_STEERING_DMFS_A0_STATIC &&
+ mlx4_is_master(dev))
+ dev->caps.function_caps |= MLX4_FUNC_CAP_DMFS_A0_STATIC;
+
err = mlx4_get_phys_port_id(dev);
if (err)
mlx4_err(dev, "Fail to get physical port id\n");
@@ -1829,6 +1924,24 @@ static int mlx4_init_hca(struct mlx4_dev *dev)
mlx4_err(dev, "Failed to map internal clock. Timestamping is not supported\n");
}
}
+
+ if (dev->caps.dmfs_high_steer_mode !=
+ MLX4_STEERING_DMFS_A0_NOT_SUPPORTED) {
+ if (mlx4_validate_optimized_steering(dev))
+ mlx4_warn(dev, "Optimized steering validation failed\n");
+
+ if (dev->caps.dmfs_high_steer_mode ==
+ MLX4_STEERING_DMFS_A0_DISABLE) {
+ dev->caps.dmfs_high_rate_qpn_base =
+ dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW];
+ dev->caps.dmfs_high_rate_qpn_range =
+ MLX4_A0_STEERING_TABLE_SIZE;
+ }
+
+ mlx4_dbg(dev, "DMFS high rate steer mode is: %s\n",
+ dmfs_high_rate_steering_mode_str(
+ dev->caps.dmfs_high_steer_mode));
+ }
} else {
err = mlx4_init_slave(dev);
if (err) {
@@ -3201,10 +3314,11 @@ static int __init mlx4_verify_params(void)
port_type_array[0] = true;
}
- if (mlx4_log_num_mgm_entry_size != -1 &&
- (mlx4_log_num_mgm_entry_size < MLX4_MIN_MGM_LOG_ENTRY_SIZE ||
- mlx4_log_num_mgm_entry_size > MLX4_MAX_MGM_LOG_ENTRY_SIZE)) {
- pr_warn("mlx4_core: mlx4_log_num_mgm_entry_size (%d) not in legal range (-1 or %d..%d)\n",
+ if (mlx4_log_num_mgm_entry_size < -7 ||
+ (mlx4_log_num_mgm_entry_size > 0 &&
+ (mlx4_log_num_mgm_entry_size < MLX4_MIN_MGM_LOG_ENTRY_SIZE ||
+ mlx4_log_num_mgm_entry_size > MLX4_MAX_MGM_LOG_ENTRY_SIZE))) {
+ pr_warn("mlx4_core: mlx4_log_num_mgm_entry_size (%d) not in legal range (-7..0 or %d..%d)\n",
mlx4_log_num_mgm_entry_size,
MLX4_MIN_MGM_LOG_ENTRY_SIZE,
MLX4_MAX_MGM_LOG_ENTRY_SIZE);
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
index cebd1180702b..bdd4eea2247c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
@@ -689,8 +689,6 @@ enum mlx4_qp_table_zones {
MLX4_QP_TABLE_ZONE_NUM
};
-#define MLX4_A0_STEERING_TABLE_SIZE 256
-
struct mlx4_qp_table {
struct mlx4_bitmap *bitmap_gen;
struct mlx4_zone_allocator *zones;
diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c
index d8d040c366f4..1586ecce13c7 100644
--- a/drivers/net/ethernet/mellanox/mlx4/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx4/qp.c
@@ -712,8 +712,8 @@ int mlx4_init_qp_table(struct mlx4_dev *dev)
int k;
int fixed_reserved_from_bot_rv = 0;
int bottom_reserved_for_rss_bitmap;
- u32 max_table_offset = dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW] +
- MLX4_A0_STEERING_TABLE_SIZE;
+ u32 max_table_offset = dev->caps.dmfs_high_rate_qpn_base +
+ dev->caps.dmfs_high_rate_qpn_range;
spin_lock_init(&qp_table->lock);
INIT_RADIX_TREE(&dev->qp_table_tree, GFP_ATOMIC);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 02:26:05 +0000