diff options
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_qp.c')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_qp.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c index 92597e280a63..f0ad455ad62b 100644 --- a/drivers/infiniband/hw/hns/hns_roce_qp.c +++ b/drivers/infiniband/hw/hns/hns_roce_qp.c @@ -652,6 +652,16 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev, hr_qp->rq.db_reg_l = hr_dev->reg_base + hr_dev->odb_offset + DB_REG_OFFSET * hr_dev->priv_uar.index; + if ((hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RECORD_DB) && + hns_roce_qp_has_rq(init_attr)) { + ret = hns_roce_alloc_db(hr_dev, &hr_qp->rdb, 0); + if (ret) { + dev_err(dev, "rq record doorbell alloc failed!\n"); + goto err_rq_sge_list; + } + *hr_qp->rdb.db_record = 0; + } + /* Allocate QP buf */ page_shift = PAGE_SHIFT + hr_dev->caps.mtt_buf_pg_sz; if (hns_roce_buf_alloc(hr_dev, hr_qp->buff_size, @@ -659,7 +669,7 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev, &hr_qp->hr_buf, page_shift)) { dev_err(dev, "hns_roce_buf_alloc error!\n"); ret = -ENOMEM; - goto err_rq_sge_list; + goto err_db; } hr_qp->mtt.mtt_type = MTT_TYPE_WQE; @@ -768,6 +778,11 @@ err_buf: else hns_roce_buf_free(hr_dev, hr_qp->buff_size, &hr_qp->hr_buf); +err_db: + if (!ib_pd->uobject && hns_roce_qp_has_rq(init_attr) && + (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RECORD_DB)) + hns_roce_free_db(hr_dev, &hr_qp->rdb); + err_rq_sge_list: if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_RQ_INLINE) kfree(hr_qp->rq_inl_buf.wqe_list[0].sg_list); |