Commit 67fc1055 authored by Chengchang Tang's avatar Chengchang Tang Committed by shiyongbang
Browse files

RDMA/hns: Add support for RDMA VF over UBL 

driver inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I8AL44



--------------------------------------------------------------------------

This patch supports RDMA VF over UBL.

Signed-off-by: default avatarChengchang Tang <tangchengchang@huawei.com>
Signed-off-by: default avatarHaoyue Xu <xuhaoyue1@hisilicon.com>
Signed-off-by: default avatarJunxian Huang <huangjunxian6@hisilicon.com>
parent c6a06063

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

+28 −4
Original line number Diff line number Diff line
@@ -3406,7 +3406,9 @@ static int hns_roce_v2_set_gid(struct hns_roce_dev *hr_dev, int gid_index, 
			else

				sgid_type = GID_TYPE_FLAG_ROCE_V2_IPV6;

		} else if (attr->gid_type == IB_GID_TYPE_ROCE) {

			if (hr_dev->mac_type == HNAE3_MAC_ROH)

			if (hr_dev->mac_type == HNAE3_MAC_ROH ||

			    hr_dev->pci_dev->device ==

				HNAE3_DEV_ID_RDMA_OVER_UBL_VF)

				return -EPERM;

			sgid_type = GID_TYPE_FLAG_ROCE_V1;

		}
@@ -7191,6 +7193,27 @@ static const struct pci_device_id hns_roce_hw_v2_pci_tbl[] = { 


MODULE_DEVICE_TABLE(pci, hns_roce_hw_v2_pci_tbl);



static const struct pci_device_id hns_roce_ubl_tbl[] = {

	{ PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_RDMA_OVER_UBL_VF),

	  HNAE3_DEV_SUPPORT_ROCE_DCB_BITS },



	/* required last entry */

	{0, }

};



MODULE_DEVICE_TABLE(pci, hns_roce_ubl_tbl);



static const struct pci_device_id *get_pci_device_id(struct pci_dev *pci_dev)

{

	const struct pci_device_id *id;



	id = pci_match_id(hns_roce_hw_v2_pci_tbl, pci_dev);

	if (id)

		return id;



	return pci_match_id(hns_roce_ubl_tbl, pci_dev);

}



static void hns_roce_hw_v2_get_cfg(struct hns_roce_dev *hr_dev,

				  struct hnae3_handle *handle)

{
@@ -7199,7 +7222,7 @@ static void hns_roce_hw_v2_get_cfg(struct hns_roce_dev *hr_dev, 
	int i;



	hr_dev->pci_dev = handle->pdev;

	id = pci_match_id(hns_roce_hw_v2_pci_tbl, hr_dev->pci_dev);

	id = get_pci_device_id(hr_dev->pci_dev);

	hr_dev->is_vf = id->driver_data;

	hr_dev->dev = &handle->pdev->dev;

	hr_dev->hw = &hns_roce_hw_v2;
@@ -7246,8 +7269,9 @@ static bool check_vf_support(struct pci_dev *vf) 
	handle = &hdev->vport[0].roce;

	hr_dev = handle->priv;



	/* In UB link vf can not find the pf device */

	if (!hr_dev)

		return false;

		return true;



	bond_grp = hns_roce_get_bond_grp(get_hr_netdev(hr_dev, 0),

					 pf->bus->number);
@@ -7344,7 +7368,7 @@ static int hns_roce_hw_v2_init_instance(struct hnae3_handle *handle) 
		goto reset_chk_err;

	}



	id = pci_match_id(hns_roce_hw_v2_pci_tbl, handle->pdev);

	id = get_pci_device_id(handle->pdev);

	if (!id)

		return 0;

drivers/infiniband/hw/hns/hns_roce_main.c

+2 −0
Original line number Diff line number Diff line
@@ -732,6 +732,8 @@ static int hns_roce_port_immutable(struct ib_device *ib_dev, u8 port_num, 


	if (to_hr_dev(ib_dev)->mac_type == HNAE3_MAC_ROH)

		immutable->core_cap_flags = RDMA_CORE_PORT_IBA_ROCE_UDP_ENCAP;

	else if (to_hr_dev(ib_dev)->pci_dev->device == HNAE3_DEV_ID_RDMA_OVER_UBL_VF)

		immutable->core_cap_flags = RDMA_CORE_PORT_IBA_ROCE_UDP_ENCAP;

	else if (to_hr_dev(ib_dev)->caps.flags & HNS_ROCE_CAP_FLAG_ROCE_V1_V2)

		immutable->core_cap_flags = RDMA_CORE_PORT_IBA_ROCE |

					    RDMA_CORE_PORT_IBA_ROCE_UDP_ENCAP;