RDMA/hns: Add support for extended atomic in userspace

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To support extended atomic operations including cmp & swap and fetch & add
of 8 bytes, 16 bytes, 32 bytes, 64 bytes in userspace, some field in qpc
should be configured.

Link: https://lore.kernel.org/r/1579052546-11746-1-git-send-email-liweihang@huawei.com
Signed-off-by: Jiaran Zhang <zhangjiaran@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

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Jiaran Zhang 2020-01-15 09:42:26 +08:00 • committed by Jason Gunthorpe

parent 80a7857016

commit 7db82697b8

2 changed files with 17 additions and 2 deletions

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16

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

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3

drivers/infiniband/hw/hns/hns_roce_hw_v2.h

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