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path: root/drivers/infiniband/hw/mlx5/srq.c
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Diffstat (limited to 'drivers/infiniband/hw/mlx5/srq.c')
-rw-r--r--drivers/infiniband/hw/mlx5/srq.c34
1 files changed, 7 insertions, 27 deletions
diff --git a/drivers/infiniband/hw/mlx5/srq.c b/drivers/infiniband/hw/mlx5/srq.c
index e2f720eec1e1..fab6736e4d6a 100644
--- a/drivers/infiniband/hw/mlx5/srq.c
+++ b/drivers/infiniband/hw/mlx5/srq.c
@@ -51,10 +51,6 @@ static int create_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq,
udata, struct mlx5_ib_ucontext, ibucontext);
size_t ucmdlen;
int err;
- int npages;
- int page_shift;
- int ncont;
- u32 offset;
u32 uidx = MLX5_IB_DEFAULT_UIDX;
ucmdlen = min(udata->inlen, sizeof(ucmd));
@@ -86,32 +82,14 @@ static int create_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq,
err = PTR_ERR(srq->umem);
return err;
}
-
- mlx5_ib_cont_pages(srq->umem, ucmd.buf_addr, 0, &npages,
- &page_shift, &ncont, NULL);
- err = mlx5_ib_get_buf_offset(ucmd.buf_addr, page_shift,
- &offset);
- if (err) {
- mlx5_ib_warn(dev, "bad offset\n");
- goto err_umem;
- }
-
- in->pas = kvcalloc(ncont, sizeof(*in->pas), GFP_KERNEL);
- if (!in->pas) {
- err = -ENOMEM;
- goto err_umem;
- }
-
- mlx5_ib_populate_pas(dev, srq->umem, page_shift, in->pas, 0);
+ in->umem = srq->umem;
err = mlx5_ib_db_map_user(ucontext, udata, ucmd.db_addr, &srq->db);
if (err) {
mlx5_ib_dbg(dev, "map doorbell failed\n");
- goto err_in;
+ goto err_umem;
}
- in->log_page_size = page_shift - MLX5_ADAPTER_PAGE_SHIFT;
- in->page_offset = offset;
in->uid = (in->type != IB_SRQT_XRC) ? to_mpd(pd)->uid : 0;
if (MLX5_CAP_GEN(dev->mdev, cqe_version) == MLX5_CQE_VERSION_V1 &&
in->type != IB_SRQT_BASIC)
@@ -119,9 +97,6 @@ static int create_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq,
return 0;
-err_in:
- kvfree(in->pas);
-
err_umem:
ib_umem_release(srq->umem);
@@ -226,6 +201,11 @@ int mlx5_ib_create_srq(struct ib_srq *ib_srq,
struct mlx5_srq_attr in = {};
__u32 max_srq_wqes = 1 << MLX5_CAP_GEN(dev->mdev, log_max_srq_sz);
+ if (init_attr->srq_type != IB_SRQT_BASIC &&
+ init_attr->srq_type != IB_SRQT_XRC &&
+ init_attr->srq_type != IB_SRQT_TM)
+ return -EOPNOTSUPP;
+
/* Sanity check SRQ size before proceeding */
if (init_attr->attr.max_wr >= max_srq_wqes) {
mlx5_ib_dbg(dev, "max_wr %d, cap %d\n",