在 2021/4/16 下午3:16, Zhu Lingshan 写道:
get_config_size() should return the size based on the decected
device type.
Signed-off-by: Zhu Lingshan <lingshan....@intel.com>
Acked-by: Jason Wang <jasow...@redhat.com>
---
drivers/vdpa/ifcvf/ifcvf_main.c | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c
index 376b2014916a..3b6f7862dbb8 100644
--- a/drivers/vdpa/ifcvf/ifcvf_main.c
+++ b/drivers/vdpa/ifcvf/ifcvf_main.c
@@ -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,