diff options
| author | Zhu Lingshan <lingshan.zhu@intel.com> | 2021-04-19 09:33:26 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2021-05-03 11:55:54 +0300 |
| commit | 5619003173bad626e7d6bd6241c1855b549f9311 (patch) | |
| tree | 5086e64f028df6dca8095c2d40b0ab601312cb36 /drivers/vdpa | |
| parent | 6ad31d162a4e0227bd8e854255b37a23a4263900 (diff) | |
| download | linux-5619003173bad626e7d6bd6241c1855b549f9311.tar.xz | |
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: Zhu Lingshan <lingshan.zhu@intel.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20210419063326.3748-4-lingshan.zhu@intel.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/vdpa')
| -rw-r--r-- | drivers/vdpa/ifcvf/ifcvf_main.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c index 9a4a6df91f08..ab0ab5cf0f6e 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, |