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IB: Modify ib_create_mr API

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Use ib_alloc_mr with specific parameters.
Change the existing callers.

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Sagi Grimberg
2015-07-30 10:32:35 +03:00
committed by Doug Ledford
parent 8b91ffc1cf
commit 9bee178b4f
7 changed files with 58 additions and 46 deletions
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17
drivers/infiniband/hw/mlx5/mr.c
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@@ -1244,14 +1244,15 @@ int mlx5_ib_dereg_mr(struct ib_mr *ibmr)
return 0;
}
struct ib_mr *mlx5_ib_create_mr(struct ib_pd *pd,
struct ib_mr_init_attr *mr_init_attr)
struct ib_mr *mlx5_ib_alloc_mr(struct ib_pd *pd,
enum ib_mr_type mr_type,
u32 max_num_sg)
{
struct mlx5_ib_dev *dev = to_mdev(pd->device);
struct mlx5_create_mkey_mbox_in *in;
struct mlx5_ib_mr *mr;
int access_mode, err;
int ndescs = roundup(mr_init_attr->max_reg_descriptors, 4);
int ndescs = roundup(max_num_sg, 4);
mr = kzalloc(sizeof(*mr), GFP_KERNEL);
if (!mr)
@@ -1267,9 +1268,11 @@ struct ib_mr *mlx5_ib_create_mr(struct ib_pd *pd,
in->seg.xlt_oct_size = cpu_to_be32(ndescs);
in->seg.qpn_mkey7_0 = cpu_to_be32(0xffffff << 8);
in->seg.flags_pd = cpu_to_be32(to_mpd(pd)->pdn);
access_mode = MLX5_ACCESS_MODE_MTT;
if (mr_init_attr->flags & IB_MR_SIGNATURE_EN) {
if (mr_type == IB_MR_TYPE_MEM_REG) {
access_mode = MLX5_ACCESS_MODE_MTT;
in->seg.log2_page_size = PAGE_SHIFT;
} else if (mr_type == IB_MR_TYPE_SIGNATURE) {
u32 psv_index[2];
in->seg.flags_pd = cpu_to_be32(be32_to_cpu(in->seg.flags_pd) |
@@ -1295,6 +1298,10 @@ struct ib_mr *mlx5_ib_create_mr(struct ib_pd *pd,
mr->sig->sig_err_exists = false;
/* Next UMR, Arm SIGERR */
++mr->sig->sigerr_count;
} else {
mlx5_ib_warn(dev, "Invalid mr type %d\n", mr_type);
err = -EINVAL;
goto err_free_in;
}
in->seg.flags = MLX5_PERM_UMR_EN | access_mode;