[PATCH V4 1/7] vDPA/ifcvf: get_vendor_id returns a device specific vendor id
From: Zhu Lingshan <hidden>
Date: 2021-03-15 07:51:10
Also in:
kvm, lkml
Subsystem:
intel virtio data path accelerator, the rest, virtio core · Maintainers:
Zhu Lingshan, Linus Torvalds, "Michael S. Tsirkin", Jason Wang, Eugenio Pérez
In this commit, ifcvf_get_vendor_id() will return a device specific vendor id of the probed pci device than a hard code. Signed-off-by: Zhu Lingshan <redacted> --- drivers/vdpa/ifcvf/ifcvf_main.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c
index fa1af301cf55..e501ee07de17 100644
--- a/drivers/vdpa/ifcvf/ifcvf_main.c
+++ b/drivers/vdpa/ifcvf/ifcvf_main.c@@ -324,7 +324,10 @@ static u32 ifcvf_vdpa_get_device_id(struct vdpa_device *vdpa_dev) static u32 ifcvf_vdpa_get_vendor_id(struct vdpa_device *vdpa_dev) { - return IFCVF_SUBSYS_VENDOR_ID; + struct ifcvf_adapter *adapter = vdpa_to_adapter(vdpa_dev); + struct pci_dev *pdev = adapter->pdev; + + return pdev->subsystem_vendor; } static u32 ifcvf_vdpa_get_vq_align(struct vdpa_device *vdpa_dev)
--
2.27.0