Re: [PATCH] pci: add class codes for processing accelerators

From: Oded Gabbay
Date: Thu Nov 23 2017 - 09:15:08 EST


On Thu, Nov 23, 2017 at 4:11 PM, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Thu, Nov 23, 2017 at 04:04:22PM +0200, Oded Gabbay wrote:
>> Add PCI codes to include/linux/pci_ids.h for Processing Accelerators. There
>> are new ASICs (now in development) for Deep Learning that will utilize this
>> base class.
>>
>> Signed-off-by: Oded Gabbay <oded.gabbay@xxxxxxxxx>
>> ---
>> include/linux/pci_ids.h | 3 +++
>> 1 file changed, 3 insertions(+)
>>
>> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
>> index ab20dc5..4c210cd 100644
>> --- a/include/linux/pci_ids.h
>> +++ b/include/linux/pci_ids.h
>> @@ -139,6 +139,9 @@
>> #define PCI_CLASS_SP_DPIO 0x1100
>> #define PCI_CLASS_SP_OTHER 0x1180
>>
>> +#define PCI_BASE_CLASS_PROCESSING_ACCELERATOR 0x12
>> +#define PCI_CLASS_PA_VENDOR_SPECIFIC 0x1200
>
> Did you read the top of this file?
Yes, but I thought that since this value is defined in the PCI spec
then it is ok to add it here.
>
> And if these really do belong here, then it should go in as part of a
> patch series that contains a driver that uses these values.
ok, then I'll need to resend this in a couple of months.

Thanks,
Oded

>
> thanks,
>
> greg k-h