linux-kernel - Re: [PATCH 3/6] gpu: nova-core: Blackwell: basic GPU identification

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Message-ID: <7d928fa9-74b3-4790-9e94-10cc56801fb4@nvidia.com>
Date: Thu, 6 Nov 2025 14:24:16 -0800
From: John Hubbard <jhubbard@...dia.com>
To: Timur Tabi <ttabi@...dia.com>, "dakr@...nel.org" <dakr@...nel.org>
Cc: Alexandre Courbot <acourbot@...dia.com>,
 "lossin@...nel.org" <lossin@...nel.org>,
 "a.hindborg@...nel.org" <a.hindborg@...nel.org>,
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 <tmgross@...ch.edu>,
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 "gary@...yguo.net" <gary@...yguo.net>, Alistair Popple <apopple@...dia.com>
Subject: Re: [PATCH 3/6] gpu: nova-core: Blackwell: basic GPU identification

On 11/6/25 6:44 AM, Timur Tabi wrote:
> On Wed, 2025-11-05 at 19:54 -0800, John Hubbard wrote:
>>       let hal = match chipset {
>> -        GA102 | GA103 | GA104 | GA106 | GA107 | GH100 | AD102 | AD103 | AD104 | AD106 | AD107
>> => {
>> +        GA102 | GA103 | GA104 | GA106 | GA107 | GH100 | AD102 | AD103 | AD104 | AD106 | AD107
>> +        | GB100 | GB102 | GB202 | GB203 | GB205 | GB206 | GB207 => {
>>               KBox::new(ga102::Ga102::<E>::new(), GFP_KERNEL)? as KBox<dyn FalconHal<E>>
>>           }
> 
> Maybe combine patches 2 and 3?  Also, maybe this should be a range check, instead of listing
> every since version?  It seems like everything past GA100 uses the GA102 HAL.
> 

Sure, I can combine the patches.

I'm not sure why I've been wary of using ranges for these arch's.
I'll try it out.


thanks,
John Hubbard