On Sun, 2019-08-04 at 13:00 +0300, Leon Romanovsky wrote:
> From: Michael Guralnik <michael...@mellanox.com>
>
> Set current capabilities of ODP for DC to max capabilities and cache
> them in mlx5_ib.
>
> Signed-off-by: Michael Guralnik <michael...@mellanox.com>
> Reviewed-by: Moni Shoua <mo...@mellanox.com>
> Signed-off-by: Leon Romanovsky <leo...@mellanox.com>
> ---
> drivers/infiniband/hw/mlx5/mlx5_ib.h | 1 +
> drivers/infiniband/hw/mlx5/odp.c | 18
> ++++++++++++++++++
> drivers/net/ethernet/mellanox/mlx5/core/main.c | 6 ++++++
> include/linux/mlx5/mlx5_ifc.h | 4 +++-
Please avoid cross tree changes when you can..
Here you do can avoid it, so please separate to two stage patches,
mlx5_ifc and core, then mlx5_ib.
> 4 files changed, 28 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h
> b/drivers/infiniband/hw/mlx5/mlx5_ib.h
> index cb41a7e6255a..f99c71b3c876 100644
> --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
> +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
> @@ -967,6 +967,7 @@ struct mlx5_ib_dev {
> struct mutex slow_path_mutex;
> int fill_delay;
> struct ib_odp_caps odp_caps;
> + uint32_t dc_odp_caps;
> u64 odp_max_size;
> struct mlx5_ib_pf_eq odp_pf_eq;
>
> diff --git a/drivers/infiniband/hw/mlx5/odp.c
> b/drivers/infiniband/hw/mlx5/odp.c
> index b0c5de39d186..5e87a5e25574 100644
> --- a/drivers/infiniband/hw/mlx5/odp.c
> +++ b/drivers/infiniband/hw/mlx5/odp.c
> @@ -353,6 +353,24 @@ void mlx5_ib_internal_fill_odp_caps(struct
> mlx5_ib_dev *dev)
> if (MLX5_CAP_ODP(dev->mdev, xrc_odp_caps.srq_receive))
> caps->per_transport_caps.xrc_odp_caps |=
> IB_ODP_SUPPORT_SRQ_RECV;
>
> + if (MLX5_CAP_ODP(dev->mdev, dc_odp_caps.send))
> + dev->dc_odp_caps |= IB_ODP_SUPPORT_SEND;
> +
> + if (MLX5_CAP_ODP(dev->mdev, dc_odp_caps.receive))
> + dev->dc_odp_caps |= IB_ODP_SUPPORT_RECV;
> +
> + if (MLX5_CAP_ODP(dev->mdev, dc_odp_caps.write))
> + dev->dc_odp_caps |= IB_ODP_SUPPORT_WRITE;
> +
> + if (MLX5_CAP_ODP(dev->mdev, dc_odp_caps.read))
> + dev->dc_odp_caps |= IB_ODP_SUPPORT_READ;
> +
> + if (MLX5_CAP_ODP(dev->mdev, dc_odp_caps.atomic))
> + dev->dc_odp_caps |= IB_ODP_SUPPORT_ATOMIC;
> +
> + if (MLX5_CAP_ODP(dev->mdev, dc_odp_caps.srq_receive))
> + dev->dc_odp_caps |= IB_ODP_SUPPORT_SRQ_RECV;
> +
> if (MLX5_CAP_GEN(dev->mdev, fixed_buffer_size) &&
> MLX5_CAP_GEN(dev->mdev, null_mkey) &&
> MLX5_CAP_GEN(dev->mdev, umr_extended_translation_offset))
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c
> b/drivers/net/ethernet/mellanox/mlx5/core/main.c
> index b15b27a497fc..3995fc6d4d34 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
> @@ -495,6 +495,12 @@ static int handle_hca_cap_odp(struct
> mlx5_core_dev *dev)
> 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);
> + ODP_CAP_SET_MAX(dev, dc_odp_caps.srq_receive);
> + ODP_CAP_SET_MAX(dev, dc_odp_caps.send);
> + ODP_CAP_SET_MAX(dev, dc_odp_caps.receive);
> + ODP_CAP_SET_MAX(dev, dc_odp_caps.write);
> + ODP_CAP_SET_MAX(dev, dc_odp_caps.read);
> + ODP_CAP_SET_MAX(dev, dc_odp_caps.atomic);
>
> if (do_set)
> err = set_caps(dev, set_ctx, set_sz,
> diff --git a/include/linux/mlx5/mlx5_ifc.h
> b/include/linux/mlx5/mlx5_ifc.h
> index ec571fd7fcf8..5eae8d734435 100644
> --- a/include/linux/mlx5/mlx5_ifc.h
> +++ b/include/linux/mlx5/mlx5_ifc.h
> @@ -944,7 +944,9 @@ struct mlx5_ifc_odp_cap_bits {
>
> struct mlx5_ifc_odp_per_transport_service_cap_bits
> xrc_odp_caps;
>
> - u8 reserved_at_100[0x700];
> + struct mlx5_ifc_odp_per_transport_service_cap_bits dc_odp_caps;
> +
> + u8 reserved_at_100[0x6E0];
reserved_at_100 should move 20 bit forward. i.e reserved_at_120
