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RDMA/hns: Add atomic support
authorLijun Ou <oulijun@huawei.com>
Sat, 22 Sep 2018 08:21:06 +0000 (16:21 +0800)
committerJason Gunthorpe <jgg@mellanox.com>
Wed, 26 Sep 2018 20:59:13 +0000 (14:59 -0600)
commitdfd7cf49e6be84e9374ecc0fc731c3a49526010d
treec84963aecea006719dec769a4f3249126a1b49f1tree | snapshot
parent3649ee1a0267e41cd73336d9cf3da6cc4f11d464commit | diff
RDMA/hns: Add atomic support

This patch adds atomic operations for hip08, includes fetchadd and cmpswap
operation.  In order to enable atomic, the driver needs to do the
following steps:

1. Enable the atomic caps for RoCE device
2. Post the wqe context of atomic type
3. Configure the atomic type of mtpt

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
drivers/infiniband/hw/hns/hns_roce_device.h diff | blob | history
drivers/infiniband/hw/hns/hns_roce_hw_v2.c diff | blob | history
drivers/infiniband/hw/hns/hns_roce_hw_v2.h diff | blob | history
drivers/infiniband/hw/hns/hns_roce_main.c diff | blob | history
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