mirror of https://gitee.com/openkylin/linux.git
RDMA/hns: Configure capacity of hns device
This patch adds new device capability for IB_DEVICE_MEM_MGT_EXTENSIONS to indicate device support for the following features: 1. Fast register memory region. 2. send with remote invalidate by frmr 3. local invalidate memory regsion As well as adds the max depth of frmr page list len. Signed-off-by: Yangyang Li <liyangyang20@huawei.com> Signed-off-by: Lijun Ou <oulijun@huawei.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
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@ -226,6 +226,11 @@ static int hns_roce_query_device(struct ib_device *ib_dev,
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props->max_srq_sge = hr_dev->caps.max_srq_sges;
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}
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if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_FRMR) {
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props->device_cap_flags |= IB_DEVICE_MEM_MGT_EXTENSIONS;
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props->max_fast_reg_page_list_len = HNS_ROCE_FRMR_MAX_PA;
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}
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return 0;
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}
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