diff options
| author | Wenpeng Liang <liangwenpeng@huawei.com> | 2019-08-21 16:14:34 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2019-08-28 18:57:26 +0300 |
| commit | 18df508c7970c2c5e8bcaed48469bb28f9075e89 (patch) | |
| tree | e8c604bc780cf83ae5f1a0182d2719853afa8f96 /drivers/infiniband/hw/hns/hns_roce_srq.c | |
| parent | e075da5e7c47ee1c20b4e8f9a20c6105be99b10f (diff) | |
| download | linux-18df508c7970c2c5e8bcaed48469bb28f9075e89.tar.xz | |
RDMA/hns: Remove if-else judgment statements for creating srq
Because if the value of srqwqe_buf_pg_sz is zero, npages and
ib_umem_page_count are equivalent, page_shif and PAGE_SHIFT
are equivalent in hns_roce_create_srq. Here remove it.
Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
Signed-off-by: Lijun Ou <oulijun@huawei.com>
Link: https://lore.kernel.org/r/1566393276-42555-8-git-send-email-oulijun@huawei.com
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_srq.c')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_srq.c | 29 |
1 files changed, 7 insertions, 22 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_srq.c b/drivers/infiniband/hw/hns/hns_roce_srq.c index c011422112b2..1a421721cf4f 100644 --- a/drivers/infiniband/hw/hns/hns_roce_srq.c +++ b/drivers/infiniband/hw/hns/hns_roce_srq.c @@ -191,15 +191,11 @@ static int create_user_srq(struct hns_roce_srq *srq, struct ib_udata *udata, if (IS_ERR(srq->umem)) return PTR_ERR(srq->umem); - if (hr_dev->caps.srqwqe_buf_pg_sz) { - npages = (ib_umem_page_count(srq->umem) + - (1 << hr_dev->caps.srqwqe_buf_pg_sz) - 1) / - (1 << hr_dev->caps.srqwqe_buf_pg_sz); - page_shift = PAGE_SHIFT + hr_dev->caps.srqwqe_buf_pg_sz; - ret = hns_roce_mtt_init(hr_dev, npages, page_shift, &srq->mtt); - } else - ret = hns_roce_mtt_init(hr_dev, ib_umem_page_count(srq->umem), - PAGE_SHIFT, &srq->mtt); + npages = (ib_umem_page_count(srq->umem) + + (1 << hr_dev->caps.srqwqe_buf_pg_sz) - 1) / + (1 << hr_dev->caps.srqwqe_buf_pg_sz); + page_shift = PAGE_SHIFT + hr_dev->caps.srqwqe_buf_pg_sz; + ret = hns_roce_mtt_init(hr_dev, npages, page_shift, &srq->mtt); if (ret) goto err_user_buf; @@ -216,19 +212,8 @@ static int create_user_srq(struct hns_roce_srq *srq, struct ib_udata *udata, goto err_user_srq_mtt; } - if (hr_dev->caps.idx_buf_pg_sz) { - npages = (ib_umem_page_count(srq->idx_que.umem) + - (1 << hr_dev->caps.idx_buf_pg_sz) - 1) / - (1 << hr_dev->caps.idx_buf_pg_sz); - page_shift = PAGE_SHIFT + hr_dev->caps.idx_buf_pg_sz; - ret = hns_roce_mtt_init(hr_dev, npages, page_shift, - &srq->idx_que.mtt); - } else { - ret = hns_roce_mtt_init(hr_dev, - ib_umem_page_count(srq->idx_que.umem), - PAGE_SHIFT, - &srq->idx_que.mtt); - } + ret = hns_roce_mtt_init(hr_dev, ib_umem_page_count(srq->idx_que.umem), + PAGE_SHIFT, &srq->idx_que.mtt); if (ret) { dev_err(hr_dev->dev, "hns_roce_mtt_init error for idx que\n"); |