RDMA/hns: Optimize MTR level-0 addressing to access huge page

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If hns ROCEE is set to level-0 addressing, the length of the entire buffer
can be used as the page size. The driver needn't to split the buffer into
small units because all pages are continuous.

Link: https://lore.kernel.org/r/1593525696-12570-1-git-send-email-liweihang@huawei.com
Signed-off-by: Xi Wang <wangxi11@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

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Xi Wang 2020-06-30 22:01:36 +08:00 • committed by Jason Gunthorpe

parent 5c99274be8

commit cc33b23e1e

4 changed files with 147 additions and 132 deletions

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20

drivers/infiniband/hw/hns/hns_roce_device.h

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7

drivers/infiniband/hw/hns/hns_roce_hw_v1.c

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44

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

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204

drivers/infiniband/hw/hns/hns_roce_mr.c

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