RDMA/hns: Enable RoCE on virtual functions

Introduce the VF support by adding code changes to allow VF PCI device initialization, assgining the reserved resource of the PF to the active VFs, setting the default abilities, applying the interruptions, resetting and reducing the default QP/GID number to aovid exceeding the hardware limitation. Link: https://lore.kernel.org/r/1617715514-29039-6-git-send-email-liweihang@huawei.com Signed-off-by: Wei Xu <xuwei5@hisilicon.com> Signed-off-by: Shengming Shu <shushengming1@huawei.com> Signed-off-by: Xi Wang <wangxi11@huawei.com> Signed-off-by: Weihang Li <liweihang@huawei.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
mariux64 · Apr 13, 2021 · 0b567cd · 0b567cd
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diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h
@@ -990,6 +990,7 @@ struct hns_roce_dev {
 	struct workqueue_struct *irq_workq;
 	const struct hns_roce_dfx_hw *dfx;
 	u32 func_num;
+	u32 is_vf;
 	u32 cong_algo_tmpl_id;
 };