Re: [PATCH] PCI: Add MUCSE vendor ID to pci_ids.h

From: Yibo Dong
Date: Thu Mar 27 2025 - 07:26:10 EST


On Wed, Mar 26, 2025 at 11:57:28AM -0500, Bjorn Helgaas wrote:
> On Tue, Mar 25, 2025 at 02:57:18PM +0800, Yibo Dong wrote:
> > Add MUCSE as a vendor ID (0x8848) for PCI devices so we can use
> > the macro for future drivers.
> >
> > Signed-off-by: Yibo Dong <dong100@xxxxxxxxx>
>
> Please post this in the series where you add the future drivers.
>
> We don't add new things to pci_ids.h unless they are actually used by
> more than one driver because it complicates life for people who
> backport things (there's a note at the top of the file about this).
>

Thanks for the reminder; the drivers maybe use 'the define' are netdev drivers,
so, I should first send patches to netdev subsystem, and re-send this patch
to pci subsystem after my patches is applied by netdev subsytem? or I should send
this to netdev subsystem along with the drivers?

> > ---
> > include/linux/pci_ids.h | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> > index de5deb1a0118..f1b4c61c6d3c 100644
> > --- a/include/linux/pci_ids.h
> > +++ b/include/linux/pci_ids.h
> > @@ -3143,6 +3143,8 @@
> > #define PCI_VENDOR_ID_SCALEMP 0x8686
> > #define PCI_DEVICE_ID_SCALEMP_VSMP_CTL 0x1010
> >
> > +#define PCI_VENDOR_ID_MUCSE 0x8848
>
> https://pcisig.com/membership/member-companies?combine=8848 says this
> Vendor ID belongs to:
>
> Wuxi Micro Innovation Integrated Circuit Design Co.,Ltd
>
> I suppose "MUCSE" connects with that somehow.
>
> It's nice if people can connect PCI_VENDOR_ID_MUCSE with a name used
> in marketing the product. Maybe "MUCSE" is the name under which
> Wuxi Micro Innovation Integrated Circuit Design Co.,Ltd markets
> products?
>

Yes, MUCSE is just abbreviation for “Wuxi Micro Innovation Integrated Circuit
Design Co.,Ltd”

> > #define PCI_VENDOR_ID_COMPUTONE 0x8e0e
> > #define PCI_DEVICE_ID_COMPUTONE_PG 0x0302
> > #define PCI_SUBVENDOR_ID_COMPUTONE 0x8e0e
> > --
> > 2.25.1
> >
>