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authorSagi Grimberg <sagig@mellanox.com>2015-10-13 19:11:43 +0300
committerDoug Ledford <dledford@redhat.com>2015-10-28 22:27:19 -0400
commite761c67fbf20d60175750ce2994822f30f2edf6a (patch)
treeefca5f64120d84a2efc8e161438f370a7ae246f9 /drivers
parentIB/mlx5: Remove old FRWR API support (diff)
downloadlinux-dev-e761c67fbf20d60175750ce2994822f30f2edf6a.tar.xz
linux-dev-e761c67fbf20d60175750ce2994822f30f2edf6a.zip
IB/mlx4: Remove old FRWR API support
No ULP uses it anymore, go ahead and remove it. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Acked-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/hw/mlx4/cq.c3
-rw-r--r--drivers/infiniband/hw/mlx4/main.c2
-rw-r--r--drivers/infiniband/hw/mlx4/mlx4_ib.h15
-rw-r--r--drivers/infiniband/hw/mlx4/mr.c48
-rw-r--r--drivers/infiniband/hw/mlx4/qp.c31
5 files changed, 1 insertions, 98 deletions
diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c
index 2ea4125b7903..b88fc8f5ab18 100644
--- a/drivers/infiniband/hw/mlx4/cq.c
+++ b/drivers/infiniband/hw/mlx4/cq.c
@@ -818,8 +818,7 @@ repoll:
wc->opcode = IB_WC_LSO;
break;
case MLX4_OPCODE_FMR:
- wc->opcode = IB_WC_FAST_REG_MR;
- /* TODO: wc->opcode = IB_WC_REG_MR; */
+ wc->opcode = IB_WC_REG_MR;
break;
case MLX4_OPCODE_LOCAL_INVAL:
wc->opcode = IB_WC_LOCAL_INV;
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 7e87599fbdcb..f567160a4a56 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -2267,8 +2267,6 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
ibdev->ib_dev.dereg_mr = mlx4_ib_dereg_mr;
ibdev->ib_dev.alloc_mr = mlx4_ib_alloc_mr;
ibdev->ib_dev.map_mr_sg = mlx4_ib_map_mr_sg;
- 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;
ibdev->ib_dev.detach_mcast = mlx4_ib_mcg_detach;
ibdev->ib_dev.process_mad = mlx4_ib_process_mad;
diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h
index 64c80e15a9f8..1caa11edac03 100644
--- a/drivers/infiniband/hw/mlx4/mlx4_ib.h
+++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h
@@ -147,12 +147,6 @@ struct mlx4_ib_mw {
struct mlx4_mw mmw;
};
-struct mlx4_ib_fast_reg_page_list {
- struct ib_fast_reg_page_list ibfrpl;
- __be64 *mapped_page_list;
- dma_addr_t map;
-};
-
struct mlx4_ib_fmr {
struct ib_fmr ibfmr;
struct mlx4_fmr mfmr;
@@ -653,11 +647,6 @@ static inline struct mlx4_ib_mw *to_mmw(struct ib_mw *ibmw)
return container_of(ibmw, struct mlx4_ib_mw, ibmw);
}
-static inline struct mlx4_ib_fast_reg_page_list *to_mfrpl(struct ib_fast_reg_page_list *ibfrpl)
-{
- return container_of(ibfrpl, struct mlx4_ib_fast_reg_page_list, ibfrpl);
-}
-
static inline struct mlx4_ib_fmr *to_mfmr(struct ib_fmr *ibfmr)
{
return container_of(ibfmr, struct mlx4_ib_fmr, ibfmr);
@@ -724,10 +713,6 @@ struct ib_mr *mlx4_ib_alloc_mr(struct ib_pd *pd,
int mlx4_ib_map_mr_sg(struct ib_mr *ibmr,
struct scatterlist *sg,
int sg_nents);
-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);
-
int mlx4_ib_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period);
int mlx4_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata);
struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev,
diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
index e5a32e4520e8..4d1e1c632603 100644
--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -443,54 +443,6 @@ err_free:
return ERR_PTR(err);
}
-struct ib_fast_reg_page_list *mlx4_ib_alloc_fast_reg_page_list(struct ib_device *ibdev,
- int page_list_len)
-{
- struct mlx4_ib_dev *dev = to_mdev(ibdev);
- struct mlx4_ib_fast_reg_page_list *mfrpl;
- int size = page_list_len * sizeof (u64);
-
- if (page_list_len > MLX4_MAX_FAST_REG_PAGES)
- return ERR_PTR(-EINVAL);
-
- mfrpl = kmalloc(sizeof *mfrpl, GFP_KERNEL);
- if (!mfrpl)
- return ERR_PTR(-ENOMEM);
-
- mfrpl->ibfrpl.page_list = kmalloc(size, GFP_KERNEL);
- if (!mfrpl->ibfrpl.page_list)
- goto err_free;
-
- mfrpl->mapped_page_list = dma_alloc_coherent(&dev->dev->persist->
- pdev->dev,
- size, &mfrpl->map,
- GFP_KERNEL);
- if (!mfrpl->mapped_page_list)
- goto err_free;
-
- WARN_ON(mfrpl->map & 0x3f);
-
- return &mfrpl->ibfrpl;
-
-err_free:
- kfree(mfrpl->ibfrpl.page_list);
- kfree(mfrpl);
- return ERR_PTR(-ENOMEM);
-}
-
-void mlx4_ib_free_fast_reg_page_list(struct ib_fast_reg_page_list *page_list)
-{
- struct mlx4_ib_dev *dev = to_mdev(page_list->device);
- struct mlx4_ib_fast_reg_page_list *mfrpl = to_mfrpl(page_list);
- int size = page_list->max_page_list_len * sizeof (u64);
-
- dma_free_coherent(&dev->dev->persist->pdev->dev, size,
- mfrpl->mapped_page_list,
- mfrpl->map);
- kfree(mfrpl->ibfrpl.page_list);
- kfree(mfrpl);
-}
-
struct ib_fmr *mlx4_ib_fmr_alloc(struct ib_pd *pd, int acc,
struct ib_fmr_attr *fmr_attr)
{
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 0067f4b4dc09..a2e4ca56da44 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -111,7 +111,6 @@ static const __be32 mlx4_ib_opcode[] = {
[IB_WR_ATOMIC_FETCH_AND_ADD] = cpu_to_be32(MLX4_OPCODE_ATOMIC_FA),
[IB_WR_SEND_WITH_INV] = cpu_to_be32(MLX4_OPCODE_SEND_INVAL),
[IB_WR_LOCAL_INV] = cpu_to_be32(MLX4_OPCODE_LOCAL_INVAL),
- [IB_WR_FAST_REG_MR] = cpu_to_be32(MLX4_OPCODE_FMR),
[IB_WR_REG_MR] = cpu_to_be32(MLX4_OPCODE_FMR),
[IB_WR_MASKED_ATOMIC_CMP_AND_SWP] = cpu_to_be32(MLX4_OPCODE_MASKED_ATOMIC_CS),
[IB_WR_MASKED_ATOMIC_FETCH_AND_ADD] = cpu_to_be32(MLX4_OPCODE_MASKED_ATOMIC_FA),
@@ -2522,28 +2521,6 @@ static void set_reg_seg(struct mlx4_wqe_fmr_seg *fseg,
fseg->reserved[1] = 0;
}
-static void set_fmr_seg(struct mlx4_wqe_fmr_seg *fseg,
- struct ib_fast_reg_wr *wr)
-{
- struct mlx4_ib_fast_reg_page_list *mfrpl = to_mfrpl(wr->page_list);
- int i;
-
- for (i = 0; i < wr->page_list_len; ++i)
- mfrpl->mapped_page_list[i] =
- cpu_to_be64(wr->page_list->page_list[i] |
- MLX4_MTT_FLAG_PRESENT);
-
- fseg->flags = convert_access(wr->access_flags);
- fseg->mem_key = cpu_to_be32(wr->rkey);
- fseg->buf_list = cpu_to_be64(mfrpl->map);
- fseg->start_addr = cpu_to_be64(wr->iova_start);
- fseg->reg_len = cpu_to_be64(wr->length);
- fseg->offset = 0; /* XXX -- is this just for ZBVA? */
- fseg->page_size = cpu_to_be32(wr->page_shift);
- fseg->reserved[0] = 0;
- fseg->reserved[1] = 0;
-}
-
static void set_bind_seg(struct mlx4_wqe_bind_seg *bseg,
struct ib_bind_mw_wr *wr)
{
@@ -2875,14 +2852,6 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
size += sizeof (struct mlx4_wqe_local_inval_seg) / 16;
break;
- case IB_WR_FAST_REG_MR:
- ctrl->srcrb_flags |=
- cpu_to_be32(MLX4_WQE_CTRL_STRONG_ORDER);
- set_fmr_seg(wqe, fast_reg_wr(wr));
- wqe += sizeof (struct mlx4_wqe_fmr_seg);
- size += sizeof (struct mlx4_wqe_fmr_seg) / 16;
- break;
-
case IB_WR_REG_MR:
ctrl->srcrb_flags |=
cpu_to_be32(MLX4_WQE_CTRL_STRONG_ORDER);