RDMA/hns: Support 0 hop addressing for CQE buffer

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Add the zero hop addressing support by using mtr interface for CQE buffer,
so the hns driver can support addressing hopnum between 0 to 3 for CQE.

Link: https://lore.kernel.org/r/1586779091-51410-7-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@mellanox.com>

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Xi Wang 2020-04-13 19:58:11 +08:00 • committed by Jason Gunthorpe

parent 6fd610c573

commit 744b7bdfa7

4 changed files with 122 additions and 265 deletions

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345

drivers/infiniband/hw/hns/hns_roce_cq.c

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8

drivers/infiniband/hw/hns/hns_roce_device.h

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13

drivers/infiniband/hw/hns/hns_roce_hw_v1.c

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15

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

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