Commit 06e8d1df authored by Yuval Basson's avatar Yuval Basson Committed by Jason Gunthorpe
Browse files

RDMA/qedr: Add support for user mode XRC-SRQ's 

Implement the XRC specific verbs.  The additional QP type introduced new
logic to the rest of the verbs that now require distinguishing whether a
QP has an "RQ" or an "SQ" or both.

Link: https://lore.kernel.org/r/20200722102339.30104-1-ybason@marvell.com


Signed-off-by: default avatarMichal Kalderon <mkalderon@marvell.com>
Signed-off-by: default avatarYuval Basson <ybason@marvell.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent 9e054b13

drivers/infiniband/hw/qedr/main.c

+19 −0
Original line number Diff line number Diff line
@@ -177,6 +177,8 @@ static int qedr_iw_register_device(struct qedr_dev *dev) 
}



static const struct ib_device_ops qedr_roce_dev_ops = {

	.alloc_xrcd = qedr_alloc_xrcd,

	.dealloc_xrcd = qedr_dealloc_xrcd,

	.get_port_immutable = qedr_roce_port_immutable,

	.query_pkey = qedr_query_pkey,

};
@@ -186,6 +188,10 @@ static void qedr_roce_register_device(struct qedr_dev *dev) 
	dev->ibdev.node_type = RDMA_NODE_IB_CA;



	ib_set_device_ops(&dev->ibdev, &qedr_roce_dev_ops);



	dev->ibdev.uverbs_cmd_mask |= QEDR_UVERBS(OPEN_XRCD) |

		QEDR_UVERBS(CLOSE_XRCD) |

		QEDR_UVERBS(CREATE_XSRQ);

}



static const struct ib_device_ops qedr_dev_ops = {
@@ -232,6 +238,7 @@ static const struct ib_device_ops qedr_dev_ops = { 
	INIT_RDMA_OBJ_SIZE(ib_cq, qedr_cq, ibcq),

	INIT_RDMA_OBJ_SIZE(ib_pd, qedr_pd, ibpd),

	INIT_RDMA_OBJ_SIZE(ib_srq, qedr_srq, ibsrq),

	INIT_RDMA_OBJ_SIZE(ib_xrcd, qedr_xrcd, ibxrcd),

	INIT_RDMA_OBJ_SIZE(ib_ucontext, qedr_ucontext, ibucontext),

};
@@ -705,6 +712,18 @@ static void qedr_affiliated_event(void *context, u8 e_code, void *fw_handle) 
			event.event = IB_EVENT_SRQ_ERR;

			event_type = EVENT_TYPE_SRQ;

			break;

		case ROCE_ASYNC_EVENT_XRC_DOMAIN_ERR:

			event.event = IB_EVENT_QP_ACCESS_ERR;

			event_type = EVENT_TYPE_QP;

			break;

		case ROCE_ASYNC_EVENT_INVALID_XRCETH_ERR:

			event.event = IB_EVENT_QP_ACCESS_ERR;

			event_type = EVENT_TYPE_QP;

			break;

		case ROCE_ASYNC_EVENT_XRC_SRQ_CATASTROPHIC_ERR:

			event.event = IB_EVENT_CQ_ERR;

			event_type = EVENT_TYPE_CQ;

			break;

		default:

			DP_ERR(dev, "unsupported event %d on handle=%llx\n",

			       e_code, roce_handle64);

drivers/infiniband/hw/qedr/qedr.h

+33 −0
Original line number Diff line number Diff line
@@ -310,6 +310,11 @@ struct qedr_pd { 
	struct qedr_ucontext *uctx;

};



struct qedr_xrcd {

	struct ib_xrcd ibxrcd;

	u16 xrcd_id;

};



struct qedr_qp_hwq_info {

	/* WQE Elements */

	struct qed_chain pbl;
@@ -361,6 +366,7 @@ struct qedr_srq { 
	struct ib_umem *prod_umem;

	u16 srq_id;

	u32 srq_limit;

	bool is_xrc;

	/* lock to protect srq recv post */

	spinlock_t lock;

};
@@ -573,6 +579,11 @@ static inline struct qedr_pd *get_qedr_pd(struct ib_pd *ibpd) 
	return container_of(ibpd, struct qedr_pd, ibpd);

}



static inline struct qedr_xrcd *get_qedr_xrcd(struct ib_xrcd *ibxrcd)

{

	return container_of(ibxrcd, struct qedr_xrcd, ibxrcd);

}



static inline struct qedr_cq *get_qedr_cq(struct ib_cq *ibcq)

{

	return container_of(ibcq, struct qedr_cq, ibcq);
@@ -598,6 +609,28 @@ static inline struct qedr_srq *get_qedr_srq(struct ib_srq *ibsrq) 
	return container_of(ibsrq, struct qedr_srq, ibsrq);

}



static inline bool qedr_qp_has_srq(struct qedr_qp *qp)

{

	return qp->srq;

}



static inline bool qedr_qp_has_sq(struct qedr_qp *qp)

{

	if (qp->qp_type == IB_QPT_GSI || qp->qp_type == IB_QPT_XRC_TGT)

		return 0;



	return 1;

}



static inline bool qedr_qp_has_rq(struct qedr_qp *qp)

{

	if (qp->qp_type == IB_QPT_GSI || qp->qp_type == IB_QPT_XRC_INI ||

	    qp->qp_type == IB_QPT_XRC_TGT || qedr_qp_has_srq(qp))

		return 0;



	return 1;

}



static inline struct qedr_user_mmap_entry *

get_qedr_mmap_entry(struct rdma_user_mmap_entry *rdma_entry)

{

drivers/infiniband/hw/qedr/verbs.c

+200 −91
Original line number Diff line number Diff line
@@ -136,6 +136,8 @@ int qedr_query_device(struct ib_device *ibdev, 
	    IB_DEVICE_RC_RNR_NAK_GEN |

	    IB_DEVICE_LOCAL_DMA_LKEY | IB_DEVICE_MEM_MGT_EXTENSIONS;



	if (!rdma_protocol_iwarp(&dev->ibdev, 1))

		attr->device_cap_flags |= IB_DEVICE_XRC;

	attr->max_send_sge = qattr->max_sge;

	attr->max_recv_sge = qattr->max_sge;

	attr->max_sge_rd = qattr->max_sge;
@@ -482,6 +484,23 @@ int qedr_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata) 
	return 0;

}





int qedr_alloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata)

{

	struct qedr_dev *dev = get_qedr_dev(ibxrcd->device);

	struct qedr_xrcd *xrcd = get_qedr_xrcd(ibxrcd);



	return dev->ops->rdma_alloc_xrcd(dev->rdma_ctx, &xrcd->xrcd_id);

}



int qedr_dealloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata)

{

	struct qedr_dev *dev = get_qedr_dev(ibxrcd->device);

	u16 xrcd_id = get_qedr_xrcd(ibxrcd)->xrcd_id;



	dev->ops->rdma_dealloc_xrcd(dev->rdma_ctx, xrcd_id);

	return 0;

}

static void qedr_free_pbl(struct qedr_dev *dev,

			  struct qedr_pbl_info *pbl_info, struct qedr_pbl *pbl)

{
@@ -1178,7 +1197,10 @@ static int qedr_check_qp_attrs(struct ib_pd *ibpd, struct qedr_dev *dev, 
	struct qedr_device_attr *qattr = &dev->attr;



	/* QP0... attrs->qp_type == IB_QPT_GSI */

	if (attrs->qp_type != IB_QPT_RC && attrs->qp_type != IB_QPT_GSI) {

	if (attrs->qp_type != IB_QPT_RC &&

	    attrs->qp_type != IB_QPT_GSI &&

	    attrs->qp_type != IB_QPT_XRC_INI &&

	    attrs->qp_type != IB_QPT_XRC_TGT) {

		DP_DEBUG(dev, QEDR_MSG_QP,

			 "create qp: unsupported qp type=0x%x requested\n",

			 attrs->qp_type);
@@ -1221,6 +1243,22 @@ static int qedr_check_qp_attrs(struct ib_pd *ibpd, struct qedr_dev *dev, 
		return -EINVAL;

	}



	/* verify consumer QPs are not trying to use GSI QP's CQ.

	 * TGT QP isn't associated with RQ/SQ

	 */

	if ((attrs->qp_type != IB_QPT_GSI) && (dev->gsi_qp_created) &&

	    (attrs->qp_type != IB_QPT_XRC_TGT)) {

		struct qedr_cq *send_cq = get_qedr_cq(attrs->send_cq);

		struct qedr_cq *recv_cq = get_qedr_cq(attrs->recv_cq);



		if ((send_cq->cq_type == QEDR_CQ_TYPE_GSI) ||

		    (recv_cq->cq_type == QEDR_CQ_TYPE_GSI)) {

			DP_ERR(dev,

			       "create qp: consumer QP cannot use GSI CQs.\n");

			return -EINVAL;

		}

	}



	return 0;

}
@@ -1283,7 +1321,11 @@ static int qedr_copy_qp_uresp(struct qedr_dev *dev, 
	int rc;



	memset(uresp, 0, sizeof(*uresp));



	if (qedr_qp_has_sq(qp))

		qedr_copy_sq_uresp(dev, uresp, qp);



	if (qedr_qp_has_rq(qp))

		qedr_copy_rq_uresp(dev, uresp, qp);



	uresp->atomic_supported = dev->atomic_cap != IB_ATOMIC_NONE;
@@ -1308,18 +1350,25 @@ static void qedr_set_common_qp_params(struct qedr_dev *dev, 
		kref_init(&qp->refcnt);

		init_completion(&qp->iwarp_cm_comp);

	}



	qp->pd = pd;

	qp->qp_type = attrs->qp_type;

	qp->max_inline_data = attrs->cap.max_inline_data;

	qp->sq.max_sges = attrs->cap.max_send_sge;

	qp->state = QED_ROCE_QP_STATE_RESET;

	qp->signaled = (attrs->sq_sig_type == IB_SIGNAL_ALL_WR) ? true : false;

	qp->sq_cq = get_qedr_cq(attrs->send_cq);

	qp->dev = dev;

	if (qedr_qp_has_sq(qp)) {

		qp->sq.max_sges = attrs->cap.max_send_sge;

		qp->sq_cq = get_qedr_cq(attrs->send_cq);

		DP_DEBUG(dev, QEDR_MSG_QP,

			 "SQ params:\tsq_max_sges = %d, sq_cq_id = %d\n",

			 qp->sq.max_sges, qp->sq_cq->icid);

	}



	if (attrs->srq) {

	if (attrs->srq)

		qp->srq = get_qedr_srq(attrs->srq);

	} else {



	if (qedr_qp_has_rq(qp)) {

		qp->rq_cq = get_qedr_cq(attrs->recv_cq);

		qp->rq.max_sges = attrs->cap.max_recv_sge;

		DP_DEBUG(dev, QEDR_MSG_QP,
@@ -1338,30 +1387,26 @@ static void qedr_set_common_qp_params(struct qedr_dev *dev, 


static int qedr_set_roce_db_info(struct qedr_dev *dev, struct qedr_qp *qp)

{

	int rc;

	int rc = 0;



	if (qedr_qp_has_sq(qp)) {

		qp->sq.db = dev->db_addr +

			    DB_ADDR_SHIFT(DQ_PWM_OFFSET_XCM_RDMA_SQ_PROD);

		qp->sq.db_data.data.icid = qp->icid + 1;

	rc = qedr_db_recovery_add(dev, qp->sq.db,

				  &qp->sq.db_data,

				  DB_REC_WIDTH_32B,

				  DB_REC_KERNEL);

		rc = qedr_db_recovery_add(dev, qp->sq.db, &qp->sq.db_data,

					  DB_REC_WIDTH_32B, DB_REC_KERNEL);

		if (rc)

			return rc;

	}



	if (!qp->srq) {

	if (qedr_qp_has_rq(qp)) {

		qp->rq.db = dev->db_addr +

			    DB_ADDR_SHIFT(DQ_PWM_OFFSET_TCM_ROCE_RQ_PROD);

		qp->rq.db_data.data.icid = qp->icid;



		rc = qedr_db_recovery_add(dev, qp->rq.db,

					  &qp->rq.db_data,

					  DB_REC_WIDTH_32B,

					  DB_REC_KERNEL);

		if (rc)

			qedr_db_recovery_del(dev, qp->sq.db,

					     &qp->sq.db_data);

		rc = qedr_db_recovery_add(dev, qp->rq.db, &qp->rq.db_data,

					  DB_REC_WIDTH_32B, DB_REC_KERNEL);

		if (rc && qedr_qp_has_sq(qp))

			qedr_db_recovery_del(dev, qp->sq.db, &qp->sq.db_data);

	}



	return rc;
@@ -1384,6 +1429,10 @@ static int qedr_check_srq_params(struct qedr_dev *dev, 
		DP_ERR(dev,

		       "create srq: unsupported sge=0x%x requested (max_srq_sge=0x%x)\n",

		       attrs->attr.max_sge, qattr->max_sge);

	}



	if (!udata && attrs->srq_type == IB_SRQT_XRC) {

		DP_ERR(dev, "XRC SRQs are not supported in kernel-space\n");

		return -EINVAL;

	}
@@ -1508,6 +1557,7 @@ int qedr_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *init_attr, 
		return -EINVAL;



	srq->dev = dev;

	srq->is_xrc = (init_attr->srq_type == IB_SRQT_XRC);

	hw_srq = &srq->hw_srq;

	spin_lock_init(&srq->lock);
@@ -1549,6 +1599,14 @@ int qedr_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *init_attr, 
	in_params.prod_pair_addr = phy_prod_pair_addr;

	in_params.num_pages = page_cnt;

	in_params.page_size = page_size;

	if (srq->is_xrc) {

		struct qedr_xrcd *xrcd = get_qedr_xrcd(init_attr->ext.xrc.xrcd);

		struct qedr_cq *cq = get_qedr_cq(init_attr->ext.cq);



		in_params.is_xrc = 1;

		in_params.xrcd_id = xrcd->xrcd_id;

		in_params.cq_cid = cq->icid;

	}



	rc = dev->ops->rdma_create_srq(dev->rdma_ctx, &in_params, &out_params);

	if (rc)
@@ -1591,6 +1649,7 @@ int qedr_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata) 


	xa_erase_irq(&dev->srqs, srq->srq_id);

	in_params.srq_id = srq->srq_id;

	in_params.is_xrc = srq->is_xrc;

	dev->ops->rdma_destroy_srq(dev->rdma_ctx, &in_params);



	if (ibsrq->uobject)
@@ -1642,6 +1701,20 @@ int qedr_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, 
	return 0;

}



static enum qed_rdma_qp_type qedr_ib_to_qed_qp_type(enum ib_qp_type ib_qp_type)

{

	switch (ib_qp_type) {

	case IB_QPT_RC:

		return QED_RDMA_QP_TYPE_RC;

	case IB_QPT_XRC_INI:

		return QED_RDMA_QP_TYPE_XRC_INI;

	case IB_QPT_XRC_TGT:

		return QED_RDMA_QP_TYPE_XRC_TGT;

	default:

		return QED_RDMA_QP_TYPE_INVAL;

	}

}



static inline void

qedr_init_common_qp_in_params(struct qedr_dev *dev,

			      struct qedr_pd *pd,
@@ -1656,20 +1729,27 @@ qedr_init_common_qp_in_params(struct qedr_dev *dev, 


	params->signal_all = (attrs->sq_sig_type == IB_SIGNAL_ALL_WR);

	params->fmr_and_reserved_lkey = fmr_and_reserved_lkey;

	params->qp_type = qedr_ib_to_qed_qp_type(attrs->qp_type);

	params->stats_queue = 0;



	if (pd) {

		params->pd = pd->pd_id;

		params->dpi = pd->uctx ? pd->uctx->dpi : dev->dpi;

	}



	if (qedr_qp_has_sq(qp))

		params->sq_cq_id = get_qedr_cq(attrs->send_cq)->icid;

	params->stats_queue = 0;

	params->srq_id = 0;

	params->use_srq = false;



	if (!qp->srq) {

	if (qedr_qp_has_rq(qp))

		params->rq_cq_id = get_qedr_cq(attrs->recv_cq)->icid;



	} else {

	if (qedr_qp_has_srq(qp)) {

		params->rq_cq_id = get_qedr_cq(attrs->recv_cq)->icid;

		params->srq_id = qp->srq->srq_id;

		params->use_srq = true;

	} else {

		params->srq_id = 0;

		params->use_srq = false;

	}

}
@@ -1683,8 +1763,10 @@ static inline void qedr_qp_user_print(struct qedr_dev *dev, struct qedr_qp *qp) 
		 "rq_len=%zd"

		 "\n",

		 qp,

		 qp->usq.buf_addr,

		 qp->usq.buf_len, qp->urq.buf_addr, qp->urq.buf_len);

		 qedr_qp_has_sq(qp) ? qp->usq.buf_addr : 0x0,

		 qedr_qp_has_sq(qp) ? qp->usq.buf_len : 0,

		 qedr_qp_has_rq(qp) ? qp->urq.buf_addr : 0x0,

		 qedr_qp_has_sq(qp) ? qp->urq.buf_len : 0);

}



static inline void
@@ -1710,11 +1792,15 @@ static void qedr_cleanup_user(struct qedr_dev *dev, 
			      struct qedr_ucontext *ctx,

			      struct qedr_qp *qp)

{

	if (qedr_qp_has_sq(qp)) {

		ib_umem_release(qp->usq.umem);

		qp->usq.umem = NULL;

	}



	if (qedr_qp_has_rq(qp)) {

		ib_umem_release(qp->urq.umem);

		qp->urq.umem = NULL;

	}



	if (rdma_protocol_roce(&dev->ibdev, 1)) {

		qedr_free_pbl(dev, &qp->usq.pbl_info, qp->usq.pbl_tbl);
@@ -1749,28 +1835,38 @@ static int qedr_create_user_qp(struct qedr_dev *dev, 
{

	struct qed_rdma_create_qp_in_params in_params;

	struct qed_rdma_create_qp_out_params out_params;

	struct qedr_pd *pd = get_qedr_pd(ibpd);

	struct qedr_create_qp_uresp uresp;

	struct qedr_ucontext *ctx = pd ? pd->uctx : NULL;

	struct qedr_create_qp_ureq ureq;

	struct qedr_create_qp_uresp uresp = {};

	struct qedr_create_qp_ureq ureq = {};

	int alloc_and_init = rdma_protocol_roce(&dev->ibdev, 1);

	int rc = -EINVAL;

	struct qedr_ucontext *ctx = NULL;

	struct qedr_pd *pd = NULL;

	int rc = 0;



	qp->create_type = QEDR_QP_CREATE_USER;

	memset(&ureq, 0, sizeof(ureq));

	rc = ib_copy_from_udata(&ureq, udata, min(sizeof(ureq), udata->inlen));



	if (ibpd) {

		pd = get_qedr_pd(ibpd);

		ctx = pd->uctx;

	}



	if (udata) {

		rc = ib_copy_from_udata(&ureq, udata, min(sizeof(ureq),

					udata->inlen));

		if (rc) {

			DP_ERR(dev, "Problem copying data from user space\n");

			return rc;

		}

	}



	if (qedr_qp_has_sq(qp)) {

		/* SQ - read access only (0) */

		rc = qedr_init_user_queue(udata, dev, &qp->usq, ureq.sq_addr,

					  ureq.sq_len, true, 0, alloc_and_init);

		if (rc)

			return rc;

	}



	if (!qp->srq) {

	if (qedr_qp_has_rq(qp)) {

		/* RQ - read access only (0) */

		rc = qedr_init_user_queue(udata, dev, &qp->urq, ureq.rq_addr,

					  ureq.rq_len, true, 0, alloc_and_init);
@@ -1782,9 +1878,21 @@ static int qedr_create_user_qp(struct qedr_dev *dev, 
	qedr_init_common_qp_in_params(dev, pd, qp, attrs, false, &in_params);

	in_params.qp_handle_lo = ureq.qp_handle_lo;

	in_params.qp_handle_hi = ureq.qp_handle_hi;



	if (qp->qp_type == IB_QPT_XRC_TGT) {

		struct qedr_xrcd *xrcd = get_qedr_xrcd(attrs->xrcd);



		in_params.xrcd_id = xrcd->xrcd_id;

		in_params.qp_handle_lo = qp->qp_id;

		in_params.use_srq = 1;

	}



	if (qedr_qp_has_sq(qp)) {

		in_params.sq_num_pages = qp->usq.pbl_info.num_pbes;

		in_params.sq_pbl_ptr = qp->usq.pbl_tbl->pa;

	if (!qp->srq) {

	}



	if (qedr_qp_has_rq(qp)) {

		in_params.rq_num_pages = qp->urq.pbl_info.num_pbes;

		in_params.rq_pbl_ptr = qp->urq.pbl_tbl->pa;

	}
@@ -1806,39 +1914,32 @@ static int qedr_create_user_qp(struct qedr_dev *dev, 
	qp->qp_id = out_params.qp_id;

	qp->icid = out_params.icid;



	if (udata) {

		rc = qedr_copy_qp_uresp(dev, qp, udata, &uresp);

		if (rc)

			goto err;

	}



	/* db offset was calculated in copy_qp_uresp, now set in the user q */

	ctx = pd->uctx;

	if (qedr_qp_has_sq(qp)) {

		qp->usq.db_addr = ctx->dpi_addr + uresp.sq_db_offset;

	qp->urq.db_addr = ctx->dpi_addr + uresp.rq_db_offset;



	if (rdma_protocol_iwarp(&dev->ibdev, 1)) {

		qp->urq.db_rec_db2_addr = ctx->dpi_addr + uresp.rq_db2_offset;



		/* calculate the db_rec_db2 data since it is constant so no

		 *  need to reflect from user

		 */

		qp->urq.db_rec_db2_data.data.icid = cpu_to_le16(qp->icid);

		qp->urq.db_rec_db2_data.data.value =

			cpu_to_le16(DQ_TCM_IWARP_POST_RQ_CF_CMD);

	}



		rc = qedr_db_recovery_add(dev, qp->usq.db_addr,

					  &qp->usq.db_rec_data->db_data,

					  DB_REC_WIDTH_32B,

					  DB_REC_USER);

		if (rc)

			goto err;

	}



	if (qedr_qp_has_rq(qp)) {

		qp->urq.db_addr = ctx->dpi_addr + uresp.rq_db_offset;

		rc = qedr_db_recovery_add(dev, qp->urq.db_addr,

					  &qp->urq.db_rec_data->db_data,

					  DB_REC_WIDTH_32B,

					  DB_REC_USER);

		if (rc)

			goto err;

	}



	if (rdma_protocol_iwarp(&dev->ibdev, 1)) {

		rc = qedr_db_recovery_add(dev, qp->urq.db_rec_db2_addr,
@@ -1849,7 +1950,6 @@ static int qedr_create_user_qp(struct qedr_dev *dev, 
			goto err;

	}

	qedr_qp_user_print(dev, qp);



	return rc;

err:

	rc = dev->ops->rdma_destroy_qp(dev->rdma_ctx, qp->qed_qp);
@@ -2109,12 +2209,21 @@ struct ib_qp *qedr_create_qp(struct ib_pd *ibpd, 
			     struct ib_qp_init_attr *attrs,

			     struct ib_udata *udata)

{

	struct qedr_dev *dev = get_qedr_dev(ibpd->device);

	struct qedr_pd *pd = get_qedr_pd(ibpd);

	struct qedr_xrcd *xrcd = NULL;

	struct qedr_pd *pd = NULL;

	struct qedr_dev *dev;

	struct qedr_qp *qp;

	struct ib_qp *ibqp;

	int rc = 0;



	if (attrs->qp_type == IB_QPT_XRC_TGT) {

		xrcd = get_qedr_xrcd(attrs->xrcd);

		dev = get_qedr_dev(xrcd->ibxrcd.device);

	} else {

		pd = get_qedr_pd(ibpd);

		dev = get_qedr_dev(ibpd->device);

	}



	DP_DEBUG(dev, QEDR_MSG_QP, "create qp: called from %s, pd=%p\n",

		 udata ? "user library" : "kernel", pd);
@@ -2145,7 +2254,7 @@ struct ib_qp *qedr_create_qp(struct ib_pd *ibpd, 
		return ibqp;

	}



	if (udata)

	if (udata || xrcd)

		rc = qedr_create_user_qp(dev, qp, ibpd, udata, attrs);

	else

		rc = qedr_create_kernel_qp(dev, qp, ibpd, attrs);

drivers/infiniband/hw/qedr/verbs.h

+2 −1
Original line number Diff line number Diff line
@@ -48,7 +48,8 @@ int qedr_mmap(struct ib_ucontext *ucontext, struct vm_area_struct *vma); 
void qedr_mmap_free(struct rdma_user_mmap_entry *rdma_entry);

int qedr_alloc_pd(struct ib_pd *pd, struct ib_udata *udata);

int qedr_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata);



int qedr_alloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata);

int qedr_dealloc_xrcd(struct ib_xrcd *ibxrcd, struct ib_udata *udata);

int qedr_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,

		   struct ib_udata *udata);

int qedr_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);

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