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Message-ID: <7ad48606-1ed1-0b96-a236-ecdb0b01e560@redhat.com>
Date:   Tue, 16 Mar 2021 14:09:00 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Zhu Lingshan <lingshan.zhu@...el.com>, mst@...hat.com,
        lulu@...hat.com, leonro@...dia.com
Cc:     virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V4 1/7] vDPA/ifcvf: get_vendor_id returns a device
 specific vendor id


在 2021/3/15 下午3:44, Zhu Lingshan 写道:
> In this commit, ifcvf_get_vendor_id() will return
> a device specific vendor id of the probed pci device
> than a hard code.
>
> Signed-off-by: Zhu Lingshan <lingshan.zhu@...el.com>


Acked-by: Jason Wang <jasowang@...hat.com>


> ---
>   drivers/vdpa/ifcvf/ifcvf_main.c | 5 ++++-
>   1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c
> index fa1af301cf55..e501ee07de17 100644
> --- a/drivers/vdpa/ifcvf/ifcvf_main.c
> +++ b/drivers/vdpa/ifcvf/ifcvf_main.c
> @@ -324,7 +324,10 @@ static u32 ifcvf_vdpa_get_device_id(struct vdpa_device *vdpa_dev)
>   
>   static u32 ifcvf_vdpa_get_vendor_id(struct vdpa_device *vdpa_dev)
>   {
> -	return IFCVF_SUBSYS_VENDOR_ID;
> +	struct ifcvf_adapter *adapter = vdpa_to_adapter(vdpa_dev);
> +	struct pci_dev *pdev = adapter->pdev;
> +
> +	return pdev->subsystem_vendor;
>   }
>   
>   static u32 ifcvf_vdpa_get_vq_align(struct vdpa_device *vdpa_dev)

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