From b475598aec63f2efbc78f0ff1895d917d2370846 Mon Sep 17 00:00:00 2001 From: Haggai Eran Date: Thu, 22 May 2014 14:50:10 +0300 Subject: [PATCH] mlx5_core: Store MR attributes in mlx5_mr_core during creation and after UMR The patch stores iova, pd and size during mr creation and after UMRs that modify them. It removes the unused access flags field. Signed-off-by: Haggai Eran Signed-off-by: Roland Dreier --- drivers/infiniband/hw/mlx5/mr.c | 4 ++++ drivers/net/ethernet/mellanox/mlx5/core/mr.c | 4 ++++ include/linux/mlx5/driver.h | 1 - 3 files changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index 9d932a2aa9f4..f472ab246d94 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -794,6 +794,10 @@ static struct mlx5_ib_mr *reg_umr(struct ib_pd *pd, struct ib_umem *umem, err = -EFAULT; } + mr->mmr.iova = virt_addr; + mr->mmr.size = len; + mr->mmr.pd = to_mpd(pd)->pdn; + unmap_dma: up(&umrc->sem); dma_unmap_single(ddev, mr->dma, size, DMA_TO_DEVICE); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mr.c b/drivers/net/ethernet/mellanox/mlx5/core/mr.c index 4cc927649404..ac52a0fe2d3a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/mr.c @@ -82,7 +82,11 @@ int mlx5_core_create_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr, return mlx5_cmd_status_to_err(&lout.hdr); } + mr->iova = be64_to_cpu(in->seg.start_addr); + mr->size = be64_to_cpu(in->seg.len); mr->key = mlx5_idx_to_mkey(be32_to_cpu(lout.mkey) & 0xffffff) | key; + mr->pd = be32_to_cpu(in->seg.flags_pd) & 0xffffff; + mlx5_core_dbg(dev, "out 0x%x, key 0x%x, mkey 0x%x\n", be32_to_cpu(lout.mkey), key, mr->key); diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 93cef6313e72..2bce4aad2570 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -427,7 +427,6 @@ struct mlx5_core_mr { u64 size; u32 key; u32 pd; - u32 access; }; struct mlx5_core_srq { -- 2.45.2