RDMA/hns: Bugfix for RoCE loopback test

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This patch implements a cmdq to enable the loopback of ssu module
according to the modified hardware desgin.

The ssu consists of ingress unit, packet buffer and programmable packet
process unit. if the loopback bit of ssu is not enabled, the roce packet
with loopback bit will fail.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

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Lijun Ou 2018-12-08 18:40:11 +08:00 • committed by Jason Gunthorpe

parent f747b68945

commit 0c1c388044

2 changed files with 55 additions and 0 deletions

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36

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

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19

drivers/infiniband/hw/hns/hns_roce_hw_v2.h

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