diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/main.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/main.c | 85 |
1 files changed, 54 insertions, 31 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 8391dde869a7..70cc906a102b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -465,20 +465,17 @@ static int handle_hca_cap_odp(struct mlx5_core_dev *dev) void *set_hca_cap; void *set_ctx; int set_sz; + bool do_set = false; int err; - if (!MLX5_CAP_GEN(dev, pg)) + if (!IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING) || + !MLX5_CAP_GEN(dev, pg)) return 0; err = mlx5_core_get_caps(dev, MLX5_CAP_ODP); if (err) return err; - if (!(MLX5_CAP_ODP_MAX(dev, ud_odp_caps.srq_receive) || - MLX5_CAP_ODP_MAX(dev, rc_odp_caps.srq_receive) || - MLX5_CAP_ODP_MAX(dev, xrc_odp_caps.srq_receive))) - return 0; - set_sz = MLX5_ST_SZ_BYTES(set_hca_cap_in); set_ctx = kzalloc(set_sz, GFP_KERNEL); if (!set_ctx) @@ -488,19 +485,30 @@ static int handle_hca_cap_odp(struct mlx5_core_dev *dev) memcpy(set_hca_cap, dev->caps.hca_cur[MLX5_CAP_ODP], MLX5_ST_SZ_BYTES(odp_cap)); - /* set ODP SRQ support for RC/UD and XRC transports */ - MLX5_SET(odp_cap, set_hca_cap, ud_odp_caps.srq_receive, - MLX5_CAP_ODP_MAX(dev, ud_odp_caps.srq_receive)); - - MLX5_SET(odp_cap, set_hca_cap, rc_odp_caps.srq_receive, - MLX5_CAP_ODP_MAX(dev, rc_odp_caps.srq_receive)); - - MLX5_SET(odp_cap, set_hca_cap, xrc_odp_caps.srq_receive, - MLX5_CAP_ODP_MAX(dev, xrc_odp_caps.srq_receive)); - - err = set_caps(dev, set_ctx, set_sz, MLX5_SET_HCA_CAP_OP_MOD_ODP); +#define ODP_CAP_SET_MAX(dev, field) \ + do { \ + u32 _res = MLX5_CAP_ODP_MAX(dev, field); \ + if (_res) { \ + do_set = true; \ + MLX5_SET(odp_cap, set_hca_cap, field, _res); \ + } \ + } while (0) + + ODP_CAP_SET_MAX(dev, ud_odp_caps.srq_receive); + ODP_CAP_SET_MAX(dev, rc_odp_caps.srq_receive); + ODP_CAP_SET_MAX(dev, xrc_odp_caps.srq_receive); + ODP_CAP_SET_MAX(dev, xrc_odp_caps.send); + ODP_CAP_SET_MAX(dev, xrc_odp_caps.receive); + ODP_CAP_SET_MAX(dev, xrc_odp_caps.write); + ODP_CAP_SET_MAX(dev, xrc_odp_caps.read); + ODP_CAP_SET_MAX(dev, xrc_odp_caps.atomic); + + if (do_set) + err = set_caps(dev, set_ctx, set_sz, + MLX5_SET_HCA_CAP_OP_MOD_ODP); kfree(set_ctx); + return err; } @@ -577,6 +585,33 @@ query_ex: return err; } +static int set_hca_cap(struct mlx5_core_dev *dev) +{ + struct pci_dev *pdev = dev->pdev; + int err; + + err = handle_hca_cap(dev); + if (err) { + dev_err(&pdev->dev, "handle_hca_cap failed\n"); + goto out; + } + + err = handle_hca_cap_atomic(dev); + if (err) { + dev_err(&pdev->dev, "handle_hca_cap_atomic failed\n"); + goto out; + } + + err = handle_hca_cap_odp(dev); + if (err) { + dev_err(&pdev->dev, "handle_hca_cap_odp failed\n"); + goto out; + } + +out: + return err; +} + static int set_hca_ctrl(struct mlx5_core_dev *dev) { struct mlx5_reg_host_endianness he_in; @@ -969,21 +1004,9 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, goto reclaim_boot_pages; } - err = handle_hca_cap(dev); + err = set_hca_cap(dev); if (err) { - dev_err(&pdev->dev, "handle_hca_cap failed\n"); - goto reclaim_boot_pages; - } - - err = handle_hca_cap_atomic(dev); - if (err) { - dev_err(&pdev->dev, "handle_hca_cap_atomic failed\n"); - goto reclaim_boot_pages; - } - - err = handle_hca_cap_odp(dev); - if (err) { - dev_err(&pdev->dev, "handle_hca_cap_odp failed\n"); + dev_err(&pdev->dev, "set_hca_cap failed\n"); goto reclaim_boot_pages; } |