diff options
| author | oulijun <oulijun@huawei.com> | 2018-05-04 10:57:11 +0800 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2018-05-09 10:45:18 -0400 |
| commit | 85e0274dc66430b0d0fad7ad01cbc0e0cbebf6dc (patch) | |
| tree | 49006d64a9fbf2a052065fb9dc88d59ea765af01 /drivers/infiniband/hw | |
| parent | 90e7a4d5066240b75cdfd1bf8944ca36622153b1 (diff) | |
| download | blackbird-op-linux-85e0274dc66430b0d0fad7ad01cbc0e0cbebf6dc.tar.gz blackbird-op-linux-85e0274dc66430b0d0fad7ad01cbc0e0cbebf6dc.zip | |
RDMA/hns: Enable inner_pa_vld filed of mpt
When enabled inner_pa_vld field of mpt, The pa0 and
pa1 will be valid and the hardware will use it
directly and not use base address of pbl. As a
result, it can reduce the delay.
Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 46c3ab97e1ba..7ecf0c911808 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -1379,6 +1379,8 @@ static int hns_roce_v2_write_mtpt(void *mb_buf, struct hns_roce_mr *mr, roce_set_bit(mpt_entry->byte_12_mw_pa, V2_MPT_BYTE_12_PA_S, mr->type == MR_TYPE_MR ? 0 : 1); + roce_set_bit(mpt_entry->byte_12_mw_pa, V2_MPT_BYTE_12_INNER_PA_VLD_S, + 1); mpt_entry->byte_12_mw_pa = cpu_to_le32(mpt_entry->byte_12_mw_pa); mpt_entry->len_l = cpu_to_le32(lower_32_bits(mr->size)); |
