> -----Original Message-----
> From: Pei, Andy <andy....@intel.com>
> Sent: Wednesday, April 27, 2022 4:30 PM
> To: dev@dpdk.org
> Cc: Xia, Chenbo <chenbo....@intel.com>; maxime.coque...@redhat.com; Cao,
> Gang <gang....@intel.com>; Liu, Changpeng <changpeng....@intel.com>
> Subject: [PATCH v7 15/18] vdpa/ifc: add is blk flag to ifcvf HW struct
> 
> Add is_blk flag to ifcvf_hw, and init is_blk during probe.
> 
> Signed-off-by: Andy Pei <andy....@intel.com>
> ---
>  drivers/vdpa/ifc/base/ifcvf.h | 1 +
>  drivers/vdpa/ifc/ifcvf_vdpa.c | 2 ++
>  2 files changed, 3 insertions(+)
> 
> diff --git a/drivers/vdpa/ifc/base/ifcvf.h b/drivers/vdpa/ifc/base/ifcvf.h
> index 769c603..8591ef1 100644
> --- a/drivers/vdpa/ifc/base/ifcvf.h
> +++ b/drivers/vdpa/ifc/base/ifcvf.h
> @@ -149,6 +149,7 @@ struct ifcvf_hw {
>       u8     *lm_cfg;
>       struct vring_info vring[IFCVF_MAX_QUEUES * 2];
>       u8 nr_vring;
> +     u8 is_blk;
>       struct ifcvf_pci_mem_resource mem_resource[IFCVF_PCI_MAX_RESOURCE];
>  };
> 
> diff --git a/drivers/vdpa/ifc/ifcvf_vdpa.c b/drivers/vdpa/ifc/ifcvf_vdpa.c
> index 0e94e1f..4923bc1 100644
> --- a/drivers/vdpa/ifc/ifcvf_vdpa.c
> +++ b/drivers/vdpa/ifc/ifcvf_vdpa.c
> @@ -1536,11 +1536,13 @@ struct rte_vdpa_dev_info dev_info[] = {
> 
>       if (device_id == VIRTIO_ID_NET) {
>               internal->device_type = IFCVF_NET;
> +             internal->hw.is_blk = IFCVF_NET;

I believe it's enough to keep only device_type. Device type can be defined in 
internal
or internal->hw. Choose the way you prefer.

Thanks,
Chenbo

>               internal->features = features &
>                                       ~(1ULL << VIRTIO_F_IOMMU_PLATFORM);
>               internal->features |= dev_info[IFCVF_NET].features;
>       } else if (device_id == VIRTIO_ID_BLOCK) {
>               internal->device_type = IFCVF_BLK;
> +             internal->hw.is_blk = IFCVF_BLK;
>               internal->features = features &
>                                       ~(1ULL << VIRTIO_F_IOMMU_PLATFORM);
>               internal->features |= dev_info[IFCVF_BLK].features;
> --
> 1.8.3.1

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