From 5619003173bad626e7d6bd6241c1855b549f9311 Mon Sep 17 00:00:00 2001 From: Zhu Lingshan Date: Mon, 19 Apr 2021 14:33:26 +0800 Subject: 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 Reviewed-by: Stefano Garzarella Acked-by: Jason Wang Link: https://lore.kernel.org/r/20210419063326.3748-4-lingshan.zhu@intel.com Signed-off-by: Michael S. Tsirkin --- drivers/vdpa/ifcvf/ifcvf_main.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) (limited to 'drivers/vdpa') 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, -- cgit v1.2.3