Commit 883371c4 authored by Noa Osherovich's avatar Noa Osherovich Committed by David S. Miller

net/mlx5: Check FW limitations on log_max_qp before setting it

When setting HCA capabilities, set log_max_qp to be the minimum
between the selected profile's value and the HCA limitation.

Fixes: 938fe83c ('net/mlx5_core: New device capabilities...')
Signed-off-by: default avatarNoa Osherovich <noaos@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9da34cd3
...@@ -503,6 +503,13 @@ static int handle_hca_cap(struct mlx5_core_dev *dev) ...@@ -503,6 +503,13 @@ static int handle_hca_cap(struct mlx5_core_dev *dev)
MLX5_SET(cmd_hca_cap, set_hca_cap, pkey_table_size, MLX5_SET(cmd_hca_cap, set_hca_cap, pkey_table_size,
to_fw_pkey_sz(dev, 128)); to_fw_pkey_sz(dev, 128));
/* Check log_max_qp from HCA caps to set in current profile */
if (MLX5_CAP_GEN_MAX(dev, log_max_qp) < profile[prof_sel].log_max_qp) {
mlx5_core_warn(dev, "log_max_qp value in current profile is %d, changing it to HCA capability limit (%d)\n",
profile[prof_sel].log_max_qp,
MLX5_CAP_GEN_MAX(dev, log_max_qp));
profile[prof_sel].log_max_qp = MLX5_CAP_GEN_MAX(dev, log_max_qp);
}
if (prof->mask & MLX5_PROF_MASK_QP_SIZE) if (prof->mask & MLX5_PROF_MASK_QP_SIZE)
MLX5_SET(cmd_hca_cap, set_hca_cap, log_max_qp, MLX5_SET(cmd_hca_cap, set_hca_cap, log_max_qp,
prof->log_max_qp); prof->log_max_qp);
......
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