From: Israel Rukshin <israelr@xxxxxxxxxxxx>
IB_WR_REG_SIG_MR is not needed after IB_WR_REG_MR_INTEGRITY
was used.
Signed-off-by: Israel Rukshin <israelr@xxxxxxxxxxxx>
Reviewed-by: Max Gurtovoy <maxg@xxxxxxxxxxxx>
---
drivers/infiniband/hw/mlx5/mr.c | 15 ++-
drivers/infiniband/hw/mlx5/qp.c | 154 ++----------------------------
drivers/infiniband/hw/vmw_pvrdma/pvrdma.h | 2 +-
include/rdma/ib_verbs.h | 19 ----
4 files changed, 17 insertions(+), 173 deletions(-)
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index 6820d80c6a7f..3b29de88c729 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -1760,8 +1760,7 @@ static struct ib_mr *__mlx5_ib_alloc_mr(struct ib_pd *pd,
goto err_free_in;
mr->desc_size = sizeof(struct mlx5_klm);
mr->max_descs = ndescs;
- } else if (mr_type == IB_MR_TYPE_SIGNATURE ||
- mr_type == IB_MR_TYPE_INTEGRITY) {
+ } else if (mr_type == IB_MR_TYPE_INTEGRITY) {
u32 psv_index[2];
MLX5_SET(mkc, mkc, bsf_en, 1);
@@ -1787,13 +1786,11 @@ static struct ib_mr *__mlx5_ib_alloc_mr(struct ib_pd *pd,
mr->sig->sig_err_exists = false;
/* Next UMR, Arm SIGERR */
++mr->sig->sigerr_count;
- if (mr_type == IB_MR_TYPE_INTEGRITY) {
- mr->pi_mr = mlx5_ib_alloc_pi_mr(pd, max_num_sg,
- max_num_meta_sg);
- if (IS_ERR(mr->pi_mr)) {
- err = PTR_ERR(mr->pi_mr);
- goto err_destroy_psv;
- }
+ mr->pi_mr = mlx5_ib_alloc_pi_mr(pd, max_num_sg,
+ max_num_meta_sg);
+ if (IS_ERR(mr->pi_mr)) {
+ err = PTR_ERR(mr->pi_mr);
+ goto err_destroy_psv;
}
} else {
mlx5_ib_warn(dev, "Invalid mr type %d\n", mr_type);
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index aa0c39acc4e3..8d65c88601ce 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -4560,32 +4560,17 @@ static int set_sig_data_segment(const struct ib_send_wr *send_wr,
bool prot = false;
int ret;
int wqe_size;
+ struct mlx5_ib_mr *mr = to_mmr(sig_mr);
+ struct mlx5_ib_mr *pi_mr = mr->pi_mr;
- if (send_wr->opcode == IB_WR_REG_SIG_MR) {
- const struct ib_sig_handover_wr *wr = sig_handover_wr(send_wr);
-
- data_len = wr->wr.sg_list->length;
- data_key = wr->wr.sg_list->lkey;
- data_va = wr->wr.sg_list->addr;
- if (wr->prot) {
- prot_len = wr->prot->length;
- prot_key = wr->prot->lkey;
- prot_va = wr->prot->addr;
- prot = true;
- }
- } else {
- struct mlx5_ib_mr *mr = to_mmr(sig_mr);
- struct mlx5_ib_mr *pi_mr = mr->pi_mr;
-
- data_len = pi_mr->data_length;
- data_key = pi_mr->ibmr.lkey;
- data_va = pi_mr->ibmr.iova;
- if (pi_mr->meta_ndescs) {
- prot_len = pi_mr->meta_length;
- prot_key = pi_mr->ibmr.lkey;
- prot_va = pi_mr->ibmr.iova + data_len;
- prot = true;
- }
+ data_len = pi_mr->data_length;
+ data_key = pi_mr->ibmr.lkey;
+ data_va = pi_mr->ibmr.iova;
+ if (pi_mr->meta_ndescs) {
+ prot_len = pi_mr->meta_length;
+ prot_key = pi_mr->ibmr.lkey;
+ prot_va = pi_mr->ibmr.iova + data_len;
+ prot = true;
}
if (!prot || (data_key == prot_key && data_va == prot_va &&
@@ -4751,57 +4736,6 @@ static int set_pi_umr_wr(const struct ib_send_wr *send_wr,
return 0;
}
-static int set_sig_umr_wr(const struct ib_send_wr *send_wr,
- struct mlx5_ib_qp *qp, void **seg, int *size,
- void **cur_edge)
-{
- const struct ib_sig_handover_wr *wr = sig_handover_wr(send_wr);
- struct mlx5_ib_mr *sig_mr = to_mmr(wr->sig_mr);
- u32 pdn = get_pd(qp)->pdn;
- u32 xlt_size;
- int region_len, ret;
-
- if (unlikely(wr->wr.num_sge != 1) ||
- unlikely(wr->access_flags & IB_ACCESS_REMOTE_ATOMIC) ||
- unlikely(!sig_mr->sig) || unlikely(!qp->ibqp.signature_en) ||
- unlikely(!sig_mr->sig->sig_status_checked))
- return -EINVAL;
-
- /* length of the protected region, data + protection */
- region_len = wr->wr.sg_list->length;
- if (wr->prot &&
- (wr->prot->lkey != wr->wr.sg_list->lkey ||
- wr->prot->addr != wr->wr.sg_list->addr ||
- wr->prot->length != wr->wr.sg_list->length))
- region_len += wr->prot->length;
-
- /**
- * KLM octoword size - if protection was provided
- * then we use strided block format (3 octowords),
- * else we use single KLM (1 octoword)
- **/
- xlt_size = wr->prot ? 0x30 : sizeof(struct mlx5_klm);
-
- set_sig_umr_segment(*seg, xlt_size);
- *seg += sizeof(struct mlx5_wqe_umr_ctrl_seg);
- *size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16;
- handle_post_send_edge(&qp->sq, seg, *size, cur_edge);
-
- set_sig_mkey_segment(*seg, wr->sig_mr, wr->access_flags, xlt_size,
- region_len, pdn);
- *seg += sizeof(struct mlx5_mkey_seg);
- *size += sizeof(struct mlx5_mkey_seg) / 16;
- handle_post_send_edge(&qp->sq, seg, *size, cur_edge);
-
- ret = set_sig_data_segment(send_wr, wr->sig_mr, wr->sig_attrs, qp, seg,
- size, cur_edge);
- if (ret)
- return ret;
-
- sig_mr->sig->sig_status_checked = false;
- return 0;
-}
-
static int set_psv_wr(struct ib_sig_domain *domain,
u32 psv_idx, void **seg, int *size)
{
@@ -5190,74 +5124,6 @@ static int _mlx5_ib_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr,
num_sge = 0;
goto skip_psv;
- case IB_WR_REG_SIG_MR:
- qp->sq.wr_data[idx] = IB_WR_REG_SIG_MR;
- mr = to_mmr(sig_handover_wr(wr)->sig_mr);
-
- ctrl->imm = cpu_to_be32(mr->ibmr.rkey);
- err = set_sig_umr_wr(wr, qp, &seg, &size,
- &cur_edge);
- if (err) {
- mlx5_ib_warn(dev, "\n");
- *bad_wr = wr;
- goto out;
- }
-
- finish_wqe(qp, ctrl, seg, size, cur_edge, idx,
- wr->wr_id, nreq, fence,
- MLX5_OPCODE_UMR);
- /*
- * SET_PSV WQEs are not signaled and solicited
- * on error
- */
- err = __begin_wqe(qp, &seg, &ctrl, wr, &idx,
- &size, &cur_edge, nreq, false,
- true);
- if (err) {
- mlx5_ib_warn(dev, "\n");
- err = -ENOMEM;
- *bad_wr = wr;
- goto out;
- }
-
- err = set_psv_wr(&sig_handover_wr(wr)->sig_attrs->mem,
- mr->sig->psv_memory.psv_idx, &seg,
- &size);
- if (err) {
- mlx5_ib_warn(dev, "\n");
- *bad_wr = wr;
- goto out;
- }
-
- finish_wqe(qp, ctrl, seg, size, cur_edge, idx,
- wr->wr_id, nreq, fence,
- MLX5_OPCODE_SET_PSV);
- err = __begin_wqe(qp, &seg, &ctrl, wr, &idx,
- &size, &cur_edge, nreq, false,
- true);
- if (err) {
- mlx5_ib_warn(dev, "\n");
- err = -ENOMEM;
- *bad_wr = wr;
- goto out;
- }
-
- err = set_psv_wr(&sig_handover_wr(wr)->sig_attrs->wire,
- mr->sig->psv_wire.psv_idx, &seg,
- &size);
- if (err) {
- mlx5_ib_warn(dev, "\n");
- *bad_wr = wr;
- goto out;
- }
-
- finish_wqe(qp, ctrl, seg, size, cur_edge, idx,
- wr->wr_id, nreq, fence,
- MLX5_OPCODE_SET_PSV);
- qp->next_fence = MLX5_FENCE_MODE_INITIATOR_SMALL;
- num_sge = 0;
- goto skip_psv;
-
default:
break;
}
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h b/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h
index 3c633ab58052..c142f5e7f25f 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma.h
@@ -456,7 +456,7 @@ static inline enum pvrdma_wr_opcode ib_wr_opcode_to_pvrdma(enum ib_wr_opcode op)
return PVRDMA_WR_MASKED_ATOMIC_CMP_AND_SWP;
case IB_WR_MASKED_ATOMIC_FETCH_AND_ADD:
return PVRDMA_WR_MASKED_ATOMIC_FETCH_AND_ADD;
- case IB_WR_REG_SIG_MR:
+ case IB_WR_REG_MR_INTEGRITY:
return PVRDMA_WR_REG_SIG_MR;
default:
return PVRDMA_WR_ERROR;
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index a0e6d721143c..427cdff58b56 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -787,9 +787,6 @@ __attribute_const__ int ib_rate_to_mbps(enum ib_rate rate);
* enum ib_mr_type - memory region type
* @IB_MR_TYPE_MEM_REG: memory region that is used for
* normal registration
- * @IB_MR_TYPE_SIGNATURE: memory region that is used for
- * signature operations (data-integrity
- * capable regions)
* @IB_MR_TYPE_SG_GAPS: memory region that is capable to
* register any arbitrary sg lists (without
* the normal mr constraints - see
@@ -805,7 +802,6 @@ __attribute_const__ int ib_rate_to_mbps(enum ib_rate rate);
*/
enum ib_mr_type {
IB_MR_TYPE_MEM_REG,
- IB_MR_TYPE_SIGNATURE,
IB_MR_TYPE_SG_GAPS,
IB_MR_TYPE_DM,
IB_MR_TYPE_USER,
@@ -1246,7 +1242,6 @@ enum ib_wr_opcode {
/* These are kernel only and can not be issued by userspace */
IB_WR_REG_MR = 0x20,
- IB_WR_REG_SIG_MR,
IB_WR_REG_MR_INTEGRITY,
/* reserve values for low level drivers' internal use.
@@ -1357,20 +1352,6 @@ static inline const struct ib_reg_wr *reg_wr(const struct ib_send_wr *wr)
return container_of(wr, struct ib_reg_wr, wr);
}
-struct ib_sig_handover_wr {
- struct ib_send_wr wr;
- struct ib_sig_attrs *sig_attrs;
- struct ib_mr *sig_mr;
- int access_flags;
- struct ib_sge *prot;
-};
-
-static inline const struct ib_sig_handover_wr *
-sig_handover_wr(const struct ib_send_wr *wr)
-{
- return container_of(wr, struct ib_sig_handover_wr, wr);
-}
-
struct ib_recv_wr {
struct ib_recv_wr *next;
union {
--
2.16.3
