[PATCH rdma-next 08/10] IB/mlx5: Fill XRQ capabilities
From: Leon Romanovsky <hidden>
Date: 2016-08-28 11:00:48
Subsystem:
infiniband subsystem, mellanox mlx5 ib driver, the rest · Maintainers:
Jason Gunthorpe, Leon Romanovsky, Linus Torvalds
From: Artemy Kovalyov <artemyko-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org> Provide driver specific values for XRQ capabilities Signed-off-by: Artemy Kovalyov <artemyko-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org> Signed-off-by: Leon Romanovsky <redacted> --- drivers/infiniband/hw/mlx5/main.c | 13 +++++++++++++ drivers/infiniband/hw/mlx5/mlx5_ib.h | 6 ++++++ 2 files changed, 19 insertions(+)
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 77ca218..692a687 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c@@ -594,6 +594,19 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, if (!mlx5_core_is_pf(mdev)) props->device_cap_flags |= IB_DEVICE_VIRTUAL_FUNCTION; + props->xrq_caps.max_unexpected_tags = + 1 << MLX5_CAP_GEN(mdev, log_max_srq_sz); + props->xrq_caps.tag_mask_length = MLX5_TM_TAG_SIZE; + props->xrq_caps.header_size = MLX5_TM_HEADER_SIZE; + props->xrq_caps.app_context_size = MLX5_TM_APP_CTX_SIZE; + props->xrq_caps.max_match_list = + 1 << MLX5_CAP_GEN(mdev, log_tag_matching_list_sz); + props->xrq_caps.capability_flags = IBV_NO_TAG | + IBV_EAGER_EXPECTED | + IBV_EAGER_UNEXPECTED | + IBV_RNDV_EXPECTED_RC | + IBV_RNDV_UNEXPECTED; + if (uhw->outlen) { err = ib_copy_to_udata(uhw, &resp, resp.response_length);
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index a59034a..1c204d7 100644
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h@@ -105,6 +105,12 @@ enum { MLX5_CQE_VERSION_V1, }; +enum { + MLX5_TM_TAG_SIZE = 64, + MLX5_TM_HEADER_SIZE = 16, + MLX5_TM_APP_CTX_SIZE = 32, +}; + struct mlx5_ib_vma_private_data { struct list_head list; struct vm_area_struct *vma;
--
2.7.4
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