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-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c17
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/profile.c9
-rw-r--r--include/linux/mlx4/device.h6
3 files changed, 17 insertions, 15 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 2e024a68fa81..2fe9fe5f7cfb 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -142,12 +142,6 @@ struct mlx4_port_config {
struct pci_dev *pdev;
};
-static inline int mlx4_master_get_num_eqs(struct mlx4_dev *dev)
-{
- return dev->caps.reserved_eqs +
- MLX4_MFUNC_EQ_NUM * (dev->num_slaves + 1);
-}
-
int mlx4_check_port_params(struct mlx4_dev *dev,
enum mlx4_port_type *port_type)
{
@@ -217,6 +211,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
}
dev->caps.num_ports = dev_cap->num_ports;
+ dev->phys_caps.num_phys_eqs = MLX4_MAX_EQ_NUM;
for (i = 1; i <= dev->caps.num_ports; ++i) {
dev->caps.vl_cap[i] = dev_cap->max_vl[i];
dev->caps.ib_mtu_cap[i] = dev_cap->ib_mtu[i];
@@ -810,9 +805,8 @@ static int mlx4_init_cmpt_table(struct mlx4_dev *dev, u64 cmpt_base,
if (err)
goto err_srq;
- num_eqs = (mlx4_is_master(dev)) ?
- roundup_pow_of_two(mlx4_master_get_num_eqs(dev)) :
- dev->caps.num_eqs;
+ num_eqs = (mlx4_is_master(dev)) ? dev->phys_caps.num_phys_eqs :
+ dev->caps.num_eqs;
err = mlx4_init_icm_table(dev, &priv->eq_table.cmpt_table,
cmpt_base +
((u64) (MLX4_CMPT_TYPE_EQ *
@@ -874,9 +868,8 @@ static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap,
}
- num_eqs = (mlx4_is_master(dev)) ?
- roundup_pow_of_two(mlx4_master_get_num_eqs(dev)) :
- dev->caps.num_eqs;
+ num_eqs = (mlx4_is_master(dev)) ? dev->phys_caps.num_phys_eqs :
+ dev->caps.num_eqs;
err = mlx4_init_icm_table(dev, &priv->eq_table.table,
init_hca->eqc_base, dev_cap->eqc_entry_sz,
num_eqs, num_eqs, 0, 0);
diff --git a/drivers/net/ethernet/mellanox/mlx4/profile.c b/drivers/net/ethernet/mellanox/mlx4/profile.c
index 06e5adeb76f7..b83bc928d52a 100644
--- a/drivers/net/ethernet/mellanox/mlx4/profile.c
+++ b/drivers/net/ethernet/mellanox/mlx4/profile.c
@@ -126,7 +126,9 @@ u64 mlx4_make_profile(struct mlx4_dev *dev,
profile[MLX4_RES_AUXC].num = request->num_qp;
profile[MLX4_RES_SRQ].num = request->num_srq;
profile[MLX4_RES_CQ].num = request->num_cq;
- profile[MLX4_RES_EQ].num = min_t(unsigned, dev_cap->max_eqs, MAX_MSIX);
+ profile[MLX4_RES_EQ].num = mlx4_is_mfunc(dev) ?
+ dev->phys_caps.num_phys_eqs :
+ min_t(unsigned, dev_cap->max_eqs, MAX_MSIX);
profile[MLX4_RES_DMPT].num = request->num_mpt;
profile[MLX4_RES_CMPT].num = MLX4_NUM_CMPTS;
profile[MLX4_RES_MTT].num = request->num_mtt * (1 << log_mtts_per_seg);
@@ -215,9 +217,10 @@ u64 mlx4_make_profile(struct mlx4_dev *dev,
init_hca->log_num_cqs = profile[i].log_num;
break;
case MLX4_RES_EQ:
- dev->caps.num_eqs = profile[i].num;
+ dev->caps.num_eqs = roundup_pow_of_two(min_t(unsigned, dev_cap->max_eqs,
+ MAX_MSIX));
init_hca->eqc_base = profile[i].start;
- init_hca->log_num_eqs = profile[i].log_num;
+ init_hca->log_num_eqs = ilog2(dev->caps.num_eqs);
break;
case MLX4_RES_DMPT:
dev->caps.num_mpts = profile[i].num;
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 6e27fa99e8b9..6a8f002b8ed3 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -64,6 +64,7 @@ enum {
MLX4_MAX_NUM_PF = 16,
MLX4_MAX_NUM_VF = 64,
MLX4_MFUNC_MAX = 80,
+ MLX4_MAX_EQ_NUM = 1024,
MLX4_MFUNC_EQ_NUM = 4,
MLX4_MFUNC_MAX_EQES = 8,
MLX4_MFUNC_EQE_MASK = (MLX4_MFUNC_MAX_EQES - 1)
@@ -239,6 +240,10 @@ static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor)
return (major << 32) | (minor << 16) | subminor;
}
+struct mlx4_phys_caps {
+ u32 num_phys_eqs;
+};
+
struct mlx4_caps {
u64 fw_ver;
u32 function;
@@ -499,6 +504,7 @@ struct mlx4_dev {
unsigned long flags;
unsigned long num_slaves;
struct mlx4_caps caps;
+ struct mlx4_phys_caps phys_caps;
struct radix_tree_root qp_table_tree;
u8 rev_id;
char board_id[MLX4_BOARD_ID_LEN];