diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/main.c | 66 |
1 files changed, 39 insertions, 27 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 1f6e16d5ea6b..07c204bd3fc4 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -2292,23 +2292,31 @@ static int mlx4_init_fw(struct mlx4_dev *dev) static int mlx4_init_hca(struct mlx4_dev *dev) { struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_init_hca_param *init_hca = NULL; + struct mlx4_dev_cap *dev_cap = NULL; struct mlx4_adapter adapter; - struct mlx4_dev_cap dev_cap; struct mlx4_profile profile; - struct mlx4_init_hca_param init_hca; u64 icm_size; struct mlx4_config_dev_params params; int err; if (!mlx4_is_slave(dev)) { - err = mlx4_dev_cap(dev, &dev_cap); + dev_cap = kzalloc(sizeof(*dev_cap), GFP_KERNEL); + init_hca = kzalloc(sizeof(*init_hca), GFP_KERNEL); + + if (!dev_cap || !init_hca) { + err = -ENOMEM; + goto out_free; + } + + err = mlx4_dev_cap(dev, dev_cap); if (err) { mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting\n"); - return err; + goto out_free; } - choose_steering_mode(dev, &dev_cap); - choose_tunnel_offload_mode(dev, &dev_cap); + 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)) @@ -2331,48 +2339,48 @@ static int mlx4_init_hca(struct mlx4_dev *dev) MLX4_STEERING_MODE_DEVICE_MANAGED) profile.num_mcg = MLX4_FS_NUM_MCG; - icm_size = mlx4_make_profile(dev, &profile, &dev_cap, - &init_hca); + icm_size = mlx4_make_profile(dev, &profile, dev_cap, + init_hca); if ((long long) icm_size < 0) { err = icm_size; - return err; + goto out_free; } dev->caps.max_fmr_maps = (1 << (32 - ilog2(dev->caps.num_mpts))) - 1; if (enable_4k_uar || !dev->persist->num_vfs) { - init_hca.log_uar_sz = ilog2(dev->caps.num_uars) + + init_hca->log_uar_sz = ilog2(dev->caps.num_uars) + PAGE_SHIFT - DEFAULT_UAR_PAGE_SHIFT; - init_hca.uar_page_sz = DEFAULT_UAR_PAGE_SHIFT - 12; + init_hca->uar_page_sz = DEFAULT_UAR_PAGE_SHIFT - 12; } else { - init_hca.log_uar_sz = ilog2(dev->caps.num_uars); - init_hca.uar_page_sz = PAGE_SHIFT - 12; + init_hca->log_uar_sz = ilog2(dev->caps.num_uars); + init_hca->uar_page_sz = PAGE_SHIFT - 12; } - init_hca.mw_enabled = 0; + init_hca->mw_enabled = 0; if (dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW || dev->caps.bmme_flags & MLX4_BMME_FLAG_TYPE_2_WIN) - init_hca.mw_enabled = INIT_HCA_TPT_MW_ENABLE; + init_hca->mw_enabled = INIT_HCA_TPT_MW_ENABLE; - err = mlx4_init_icm(dev, &dev_cap, &init_hca, icm_size); + err = mlx4_init_icm(dev, dev_cap, init_hca, icm_size); if (err) - return err; + goto out_free; - err = mlx4_INIT_HCA(dev, &init_hca); + err = mlx4_INIT_HCA(dev, init_hca); if (err) { mlx4_err(dev, "INIT_HCA command failed, aborting\n"); goto err_free_icm; } - if (dev_cap.flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS) { - err = mlx4_query_func(dev, &dev_cap); + if (dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS) { + err = mlx4_query_func(dev, dev_cap); if (err < 0) { mlx4_err(dev, "QUERY_FUNC command failed, aborting.\n"); goto err_close; } else if (err & MLX4_QUERY_FUNC_NUM_SYS_EQS) { - dev->caps.num_eqs = dev_cap.max_eqs; - dev->caps.reserved_eqs = dev_cap.reserved_eqs; - dev->caps.reserved_uars = dev_cap.reserved_uars; + dev->caps.num_eqs = dev_cap->max_eqs; + dev->caps.reserved_eqs = dev_cap->reserved_eqs; + dev->caps.reserved_uars = dev_cap->reserved_uars; } } @@ -2381,14 +2389,13 @@ static int mlx4_init_hca(struct mlx4_dev *dev) * read HCA frequency by QUERY_HCA command */ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_TS) { - memset(&init_hca, 0, sizeof(init_hca)); - err = mlx4_QUERY_HCA(dev, &init_hca); + err = mlx4_QUERY_HCA(dev, init_hca); if (err) { mlx4_err(dev, "QUERY_HCA command failed, disable timestamp\n"); dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS; } else { dev->caps.hca_core_clock = - init_hca.hca_core_clock; + init_hca->hca_core_clock; } /* In case we got HCA frequency 0 - disable timestamping @@ -2464,7 +2471,8 @@ static int mlx4_init_hca(struct mlx4_dev *dev) priv->eq_table.inta_pin = adapter.inta_pin; memcpy(dev->board_id, adapter.board_id, sizeof(dev->board_id)); - return 0; + err = 0; + goto out_free; unmap_bf: unmap_internal_clock(dev); @@ -2483,6 +2491,10 @@ err_free_icm: if (!mlx4_is_slave(dev)) mlx4_free_icms(dev); +out_free: + kfree(dev_cap); + kfree(init_hca); + return err; } |
