From 679e34d1d050fc67f2ab157ebf8553dddc216c55 Mon Sep 17 00:00:00 2001 From: Sagi Grimberg Date: Thu, 30 Jul 2015 10:32:42 +0300 Subject: mlx4: Support ib_alloc_mr verb Signed-off-by: Sagi Grimberg Signed-off-by: Doug Ledford --- drivers/infiniband/hw/mlx4/mr.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) (limited to 'drivers/infiniband/hw/mlx4/mr.c') diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c index e0d271782d0a..2542fd3c1a49 100644 --- a/drivers/infiniband/hw/mlx4/mr.c +++ b/drivers/infiniband/hw/mlx4/mr.c @@ -350,19 +350,24 @@ int mlx4_ib_dealloc_mw(struct ib_mw *ibmw) return 0; } -struct ib_mr *mlx4_ib_alloc_fast_reg_mr(struct ib_pd *pd, - int max_page_list_len) +struct ib_mr *mlx4_ib_alloc_mr(struct ib_pd *pd, + enum ib_mr_type mr_type, + u32 max_num_sg) { struct mlx4_ib_dev *dev = to_mdev(pd->device); struct mlx4_ib_mr *mr; int err; + if (mr_type != IB_MR_TYPE_MEM_REG || + max_num_sg > MLX4_MAX_FAST_REG_PAGES) + return ERR_PTR(-EINVAL); + mr = kmalloc(sizeof *mr, GFP_KERNEL); if (!mr) return ERR_PTR(-ENOMEM); err = mlx4_mr_alloc(dev->dev, to_mpd(pd)->pdn, 0, 0, 0, - max_page_list_len, 0, &mr->mmr); + max_num_sg, 0, &mr->mmr); if (err) goto err_free; -- cgit v1.2.1