Return-Path: Received: from [193.47.165.129] ([193.47.165.129]:52768 "EHLO mellanox.co.il" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1754628AbbG3Hdx (ORCPT ); Thu, 30 Jul 2015 03:33:53 -0400 From: Sagi Grimberg To: linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org, target-devel@vger.kernel.org Subject: [PATCH for-4.3 09/15] mlx4: Support ib_alloc_mr verb Date: Thu, 30 Jul 2015 10:32:42 +0300 Message-Id: <1438241568-3685-10-git-send-email-sagig@mellanox.com> In-Reply-To: <1438241568-3685-1-git-send-email-sagig@mellanox.com> References: <1438241568-3685-1-git-send-email-sagig@mellanox.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: Signed-off-by: Sagi Grimberg --- drivers/infiniband/hw/mlx4/main.c | 2 +- drivers/infiniband/hw/mlx4/mlx4_ib.h | 5 +++-- drivers/infiniband/hw/mlx4/mr.c | 11 ++++++++--- 3 files changed, 12 insertions(+), 6 deletions(-) diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 05166b7..9ab73a4 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -2294,7 +2294,7 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) ibdev->ib_dev.reg_user_mr = mlx4_ib_reg_user_mr; ibdev->ib_dev.rereg_user_mr = mlx4_ib_rereg_user_mr; ibdev->ib_dev.dereg_mr = mlx4_ib_dereg_mr; - ibdev->ib_dev.alloc_fast_reg_mr = mlx4_ib_alloc_fast_reg_mr; + ibdev->ib_dev.alloc_mr = mlx4_ib_alloc_mr; ibdev->ib_dev.alloc_fast_reg_page_list = mlx4_ib_alloc_fast_reg_page_list; ibdev->ib_dev.free_fast_reg_page_list = mlx4_ib_free_fast_reg_page_list; ibdev->ib_dev.attach_mcast = mlx4_ib_mcg_attach; diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index 9066fc2..80228b2 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -679,8 +679,9 @@ struct ib_mw *mlx4_ib_alloc_mw(struct ib_pd *pd, enum ib_mw_type type); int mlx4_ib_bind_mw(struct ib_qp *qp, struct ib_mw *mw, struct ib_mw_bind *mw_bind); int mlx4_ib_dealloc_mw(struct ib_mw *mw); -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 ib_fast_reg_page_list *mlx4_ib_alloc_fast_reg_page_list(struct ib_device *ibdev, int page_list_len); void mlx4_ib_free_fast_reg_page_list(struct ib_fast_reg_page_list *page_list); diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c index e0d2717..2542fd3 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; -- 1.8.4.3