Re: [PATCH v12 03/19] PCI: Add PCI_HEADER_TYPE_MULTI_FUNC

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On Fri, Apr 14, 2023 at 03:16:06PM +0900, Yoshihiro Shimoda wrote:
> Add PCI_HEADER_TYPE_MULTI_FUNC macro which is "Multi-Function Device"
> of Header Type Register.
> 
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
> ---
>  include/uapi/linux/pci_regs.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
> index 5d48413ac28f..a302b67d2834 100644
> --- a/include/uapi/linux/pci_regs.h
> +++ b/include/uapi/linux/pci_regs.h
> @@ -80,6 +80,7 @@
>  #define  PCI_HEADER_TYPE_NORMAL		0
>  #define  PCI_HEADER_TYPE_BRIDGE		1
>  #define  PCI_HEADER_TYPE_CARDBUS	2
> +#define  PCI_HEADER_TYPE_MULTI_FUNC	0x80

We test this a few places already; if we add this new macro, shouldn't
we update those places to use it?

>  #define PCI_BIST		0x0f	/* 8 bits */
>  #define  PCI_BIST_CODE_MASK	0x0f	/* Return result */
> -- 
> 2.25.1
> 



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