Commit ec6adad0 authored by Yixian Liu's avatar Yixian Liu Committed by Jason Gunthorpe
Browse files

RDMA/hns: Delete unnecessary variable max_post 

There is no need to define max_post in hns_roce_wq, as it does same thing
as wqe_cnt.

Link: https://lore.kernel.org/r/1572952082-6681-2-git-send-email-liweihang@hisilicon.com


Signed-off-by: default avatarYixian Liu <liuyixian@huawei.com>
Signed-off-by: default avatarWeihang Li <liweihang@hisilicon.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent ffa2fd13

drivers/infiniband/hw/hns/hns_roce_device.h

+0 −1
Original line number Diff line number Diff line
@@ -424,7 +424,6 @@ struct hns_roce_wq { 
	u64		*wrid;     /* Work request ID */

	spinlock_t	lock;

	int		wqe_cnt;  /* WQE num */

	u32		max_post;

	int		max_gs;

	int		offset;

	int		wqe_shift;	/* WQE size */

drivers/infiniband/hw/hns/hns_roce_qp.c

+4 −4
Original line number Diff line number Diff line
@@ -318,7 +318,7 @@ static int hns_roce_set_rq_size(struct hns_roce_dev *hr_dev, 
					      * hr_qp->rq.max_gs);

	}



	cap->max_recv_wr = hr_qp->rq.max_post = hr_qp->rq.wqe_cnt;

	cap->max_recv_wr = hr_qp->rq.wqe_cnt;

	cap->max_recv_sge = hr_qp->rq.max_gs;



	return 0;
@@ -610,7 +610,7 @@ static int hns_roce_set_kernel_sq_size(struct hns_roce_dev *hr_dev, 
	hr_qp->buff_size = size;



	/* Get wr and sge number which send */

	cap->max_send_wr = hr_qp->sq.max_post = hr_qp->sq.wqe_cnt;

	cap->max_send_wr = hr_qp->sq.wqe_cnt;

	cap->max_send_sge = hr_qp->sq.max_gs;



	/* We don't support inline sends for kernel QPs (yet) */
@@ -1291,7 +1291,7 @@ bool hns_roce_wq_overflow(struct hns_roce_wq *hr_wq, int nreq, 
	u32 cur;



	cur = hr_wq->head - hr_wq->tail;

	if (likely(cur + nreq < hr_wq->max_post))

	if (likely(cur + nreq < hr_wq->wqe_cnt))

		return false;



	hr_cq = to_hr_cq(ib_cq);
@@ -1299,7 +1299,7 @@ bool hns_roce_wq_overflow(struct hns_roce_wq *hr_wq, int nreq, 
	cur = hr_wq->head - hr_wq->tail;

	spin_unlock(&hr_cq->lock);



	return cur + nreq >= hr_wq->max_post;

	return cur + nreq >= hr_wq->wqe_cnt;

}



int hns_roce_init_qp_table(struct hns_roce_dev *hr_dev)

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