From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 78C5E3112A5; Wed, 22 Jul 2026 05:32:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784698376; cv=none; b=t/rwtwCEf68nisSl9BwytucKQZUPrXXC65ZghdAKUa1X0oIJer/gMlP1ULGdobvUHJhf0msj++bL9DWawcWEruFgRDz1T1vTavCyyjtKQ/1CEnOYIK/8GmAbhRL4B9FkI1IjQfKNvySMSM66NHEPZoIMAIl9n80NqNB4LV2LLf0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784698376; c=relaxed/simple; bh=IcBkDJyTXDxD+R7kfh8cKQI0Anl48nl+wvgQ1oMyKL4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=NM3FmEDMHyUNxYkhT0JfHgf8KVHNAINfCRNEse4d+m+fqfI+Twp9/+9hf/rRBmW9IuHkwcIC3IevbzNJzhs2Rs8o+Rg2nEeZrp6uaExeHQtuO7I7U2KlJPD93BYVNug/q2b4rpwlzDcJ30+NaDVrBCgmYz5QQOlu7d8J2FULltg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BYJWB/uN; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="BYJWB/uN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BFB011F000E9; Wed, 22 Jul 2026 05:32:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784698375; bh=Q6PtCYLiv3L0QCsqbceCxK/QFIlULsxOAKiXVhFhwWg=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=BYJWB/uNrWQPb95NJxtGOx0/M6Bq6unTuN7Og+gQ1NalDszWXO4E2IOr6UoaA4zcy TMJEPL7Palx3KgH/CjgijQTGH0Jfq5sIe65qU8AJ9AsvYXajXpb4NK4eEAgA+Oy+wC TV5PbklMZSFiINKQffv/D1zBRMnumIt3PsSHEoTFFJjUnCHcd2RiiJOMyjkzYDHiEy zEDHaDhRr31TPtNCCZjM5oi9G0QYBHEfbb1s9Vnin4POfdH55q5yIuEU8CxpwRS27k tB65G0BXNyRFFGeZjv21xqubD1WHCVAMFA9/eb2cYbQ3SQ0yp84C2koX/xCGc7Z44L ogb+MaeTqJ/pw== Date: Wed, 22 Jul 2026 08:32:48 +0300 From: Leon Romanovsky To: Bjorn Helgaas , Logan Gunthorpe Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] PCI/P2PDMA: Add Nvidia Vera Rubin device to P2P whitelist Message-ID: <20260722053248.GQ110966@unreal> References: <20260705-p2p-vr-v1-1-3cd45cab3fb4@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20260705-p2p-vr-v1-1-3cd45cab3fb4@nvidia.com> On Sun, Jul 05, 2026 at 12:54:07PM +0300, Leon Romanovsky wrote: > From: Leon Romanovsky > > Nvidia Vera Rubin platforms support PCI peer‑to‑peer transactions. > Add them to the P2P whitelist to enable this functionality. > > Signed-off-by: Leon Romanovsky > --- > drivers/pci/p2pdma.c | 5 +++++ > 1 file changed, 5 insertions(+) Bjorn, Is anything else missing? Can you please merge it? Thanks > > diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c > index b2d5266f8653..9334eb314663 100644 > --- a/drivers/pci/p2pdma.c > +++ b/drivers/pci/p2pdma.c > @@ -564,6 +564,11 @@ static const struct pci_p2pdma_whitelist_entry { > {PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_QAT_6XXX, 0}, > /* Google SoCs. */ > {PCI_VENDOR_ID_GOOGLE, PCI_ANY_ID, 0}, > + /* Nvidia CPUs */ > + {PCI_VENDOR_ID_NVIDIA, 0x2f95, 0}, > + {PCI_VENDOR_ID_NVIDIA, 0x2f96, 0}, > + {PCI_VENDOR_ID_NVIDIA, 0x2f97, 0}, > + {PCI_VENDOR_ID_NVIDIA, 0x2f98, 0}, > {} > }; > > > --- > base-commit: dc59e4fea9d83f03bad6bddf3fa2e52491777482 > change-id: 20260615-p2p-vr-514bd262a839 > > Best regards, > -- > Leon Romanovsky > >