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path: root/drivers/infiniband/hw/i40iw/i40iw_verbs.c
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Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_verbs.c')
-rw-r--r--drivers/infiniband/hw/i40iw/i40iw_verbs.c86
1 files changed, 1 insertions, 85 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
index aab69c6ddd7c..65aedfe57e77 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
@@ -180,78 +180,6 @@ static int i40iw_mmap(struct ib_ucontext *context, struct vm_area_struct *vma)
}
/**
- * i40iw_alloc_push_page - allocate a push page for qp
- * @iwdev: iwarp device
- * @qp: hardware control qp
- */
-static void i40iw_alloc_push_page(struct i40iw_device *iwdev, struct i40iw_sc_qp *qp)
-{
- struct i40iw_cqp_request *cqp_request;
- struct cqp_commands_info *cqp_info;
- enum i40iw_status_code status;
-
- if (qp->push_idx != I40IW_INVALID_PUSH_PAGE_INDEX)
- return;
-
- cqp_request = i40iw_get_cqp_request(&iwdev->cqp, true);
- if (!cqp_request)
- return;
-
- atomic_inc(&cqp_request->refcount);
-
- cqp_info = &cqp_request->info;
- cqp_info->cqp_cmd = OP_MANAGE_PUSH_PAGE;
- cqp_info->post_sq = 1;
-
- cqp_info->in.u.manage_push_page.info.qs_handle = qp->qs_handle;
- cqp_info->in.u.manage_push_page.info.free_page = 0;
- cqp_info->in.u.manage_push_page.cqp = &iwdev->cqp.sc_cqp;
- cqp_info->in.u.manage_push_page.scratch = (uintptr_t)cqp_request;
-
- status = i40iw_handle_cqp_op(iwdev, cqp_request);
- if (!status)
- qp->push_idx = cqp_request->compl_info.op_ret_val;
- else
- i40iw_pr_err("CQP-OP Push page fail");
- i40iw_put_cqp_request(&iwdev->cqp, cqp_request);
-}
-
-/**
- * i40iw_dealloc_push_page - free a push page for qp
- * @iwdev: iwarp device
- * @qp: hardware control qp
- */
-static void i40iw_dealloc_push_page(struct i40iw_device *iwdev, struct i40iw_sc_qp *qp)
-{
- struct i40iw_cqp_request *cqp_request;
- struct cqp_commands_info *cqp_info;
- enum i40iw_status_code status;
-
- if (qp->push_idx == I40IW_INVALID_PUSH_PAGE_INDEX)
- return;
-
- cqp_request = i40iw_get_cqp_request(&iwdev->cqp, false);
- if (!cqp_request)
- return;
-
- cqp_info = &cqp_request->info;
- cqp_info->cqp_cmd = OP_MANAGE_PUSH_PAGE;
- cqp_info->post_sq = 1;
-
- cqp_info->in.u.manage_push_page.info.push_idx = qp->push_idx;
- cqp_info->in.u.manage_push_page.info.qs_handle = qp->qs_handle;
- cqp_info->in.u.manage_push_page.info.free_page = 1;
- cqp_info->in.u.manage_push_page.cqp = &iwdev->cqp.sc_cqp;
- cqp_info->in.u.manage_push_page.scratch = (uintptr_t)cqp_request;
-
- status = i40iw_handle_cqp_op(iwdev, cqp_request);
- if (!status)
- qp->push_idx = I40IW_INVALID_PUSH_PAGE_INDEX;
- else
- i40iw_pr_err("CQP-OP Push page fail");
-}
-
-/**
* i40iw_alloc_pd - allocate protection domain
* @pd: PD pointer
* @udata: user data
@@ -348,7 +276,6 @@ void i40iw_free_qp_resources(struct i40iw_qp *iwqp)
u32 qp_num = iwqp->ibqp.qp_num;
i40iw_ieq_cleanup_qp(iwdev->vsi.ieq, &iwqp->sc_qp);
- i40iw_dealloc_push_page(iwdev, &iwqp->sc_qp);
if (qp_num)
i40iw_free_resource(iwdev, iwdev->allocated_qps, qp_num);
if (iwpbl->pbl_allocated)
@@ -561,8 +488,6 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
qp = &iwqp->sc_qp;
qp->back_qp = (void *)iwqp;
- qp->push_idx = I40IW_INVALID_PUSH_PAGE_INDEX;
-
iwqp->iwdev = iwdev;
iwqp->ctx_info.iwarp_info = &iwqp->iwarp_info;
@@ -606,8 +531,6 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
err_code = -EOPNOTSUPP;
goto error;
}
- if (iwdev->push_mode)
- i40iw_alloc_push_page(iwdev, qp);
if (udata) {
err_code = ib_copy_from_udata(&req, udata, sizeof(req));
if (err_code) {
@@ -666,13 +589,6 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
ctx_info->iwarp_info_valid = true;
ctx_info->send_cq_num = iwqp->iwscq->sc_cq.cq_uk.cq_id;
ctx_info->rcv_cq_num = iwqp->iwrcq->sc_cq.cq_uk.cq_id;
- if (qp->push_idx == I40IW_INVALID_PUSH_PAGE_INDEX) {
- ctx_info->push_mode_en = false;
- } else {
- ctx_info->push_mode_en = true;
- ctx_info->push_idx = qp->push_idx;
- }
-
ret = dev->iw_priv_qp_ops->qp_setctx(&iwqp->sc_qp,
(u64 *)iwqp->host_ctx.va,
ctx_info);
@@ -712,7 +628,7 @@ static struct ib_qp *i40iw_create_qp(struct ib_pd *ibpd,
uresp.actual_sq_size = sq_size;
uresp.actual_rq_size = rq_size;
uresp.qp_id = qp_num;
- uresp.push_idx = qp->push_idx;
+ uresp.push_idx = I40IW_INVALID_PUSH_PAGE_INDEX;
err_code = ib_copy_to_udata(udata, &uresp, sizeof(uresp));
if (err_code) {
i40iw_pr_err("copy_to_udata failed\n");