Commit 56190031 authored by Zhu Lingshan's avatar Zhu Lingshan Committed by Michael S. Tsirkin
Browse files

vDPA/ifcvf: get_config_size should return dev specific config size 



get_config_size() should return the size based on the decected
device type.

Signed-off-by: default avatarZhu Lingshan <lingshan.zhu@intel.com>
Reviewed-by: default avatarStefano Garzarella <sgarzare@redhat.com>
Acked-by: default avatarJason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20210419063326.3748-4-lingshan.zhu@intel.com


Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 6ad31d16

drivers/vdpa/ifcvf/ifcvf_main.c

+18 −1
Original line number Diff line number Diff line
@@ -356,7 +356,24 @@ static u32 ifcvf_vdpa_get_vq_align(struct vdpa_device *vdpa_dev) 


static size_t ifcvf_vdpa_get_config_size(struct vdpa_device *vdpa_dev)

{

	return sizeof(struct virtio_net_config);

	struct ifcvf_adapter *adapter = vdpa_to_adapter(vdpa_dev);

	struct ifcvf_hw *vf = vdpa_to_vf(vdpa_dev);

	struct pci_dev *pdev = adapter->pdev;

	size_t size;



	switch (vf->dev_type) {

	case VIRTIO_ID_NET:

		size = sizeof(struct virtio_net_config);

		break;

	case VIRTIO_ID_BLOCK:

		size = sizeof(struct virtio_blk_config);

		break;

	default:

		size = 0;

		IFCVF_ERR(pdev, "VIRTIO ID %u not supported\n", vf->dev_type);

	}



	return size;

}



static void ifcvf_vdpa_get_config(struct vdpa_device *vdpa_dev,