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 67056413780 for ; Tue, 15 Sep 2026 21:34:14 +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=1789508055; cv=none; b=mQaoE+9YiPkm57+HdUpk+cWLB2/zlR4sNkBHTB9vNP1FwuqsXlfF2WZf3UgZAoJ/bbclP1wW4F+1DMYveUx/3JIQMIaix+kI0us0xfpF/61Cw7ltouZ8M8t58e6agCj5unQ48KB/eQJdyXTJI1smNuZBkSmZJcPBpdke/zs/yqg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789508055; c=relaxed/simple; bh=GdNxUeq7c3e4zdJniS9UOqpH5GxMr5cUzj3hWg7LTMg=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=t4dQbssOuEuMiMI5avloNnojFpEL8RKO4Bdpn7tYDI7lMtGShW9HuoQiBklzWmEqPwYbefTLAva8mhoxoM3iVM00jSfWRbky7aEVJPoIkOb9XcNzc/yWOOXjQOW2V8zpoT4PKSoTsgSUpj0udv9PEm8N3P/OT2deydDWaUIW1oQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WptSUa5p; 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="WptSUa5p" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C53051F000FF; Tue, 15 Sep 2026 21:34:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789508054; bh=qKxwS7LKSWluw4F9wxUbFAf/iyBiHwqmlZOoW42P2LU=; h=Date:From:To:Cc:Subject:In-Reply-To; b=WptSUa5pJLhkP8v3gt+kzSJHwTCfokuQuSLI+WGgnLkGK/lPeQfytk4osRPDP7U8U KTkVylbQE+bzM/iujES8nGd91jPEXJZQSdLtp6uemhHCl6V5QYhUpkgzQcnUn6JmF2 aBVak8/4lTNGD6SVFA1U5TIE0m5LuckB5X8fQNYbt2YOpLacVLNN4co8eG23rj7iE0 w9socOUNx05fa66gHgBIyqaV6ve4EkVeq9EAC2hCvpGTxbVQzYZGzV/7q+OIY7ZA7q BmBfrxA1dsMK8Tvhv3ymykcD7M0WRcLQvS5i4mRUYVh80jY35w5zzmM/Gqrmeggkln TIBgMoEN9yNHA== Date: Tue, 15 Sep 2026 16:34:12 -0500 From: Bjorn Helgaas To: Hans de Goede Cc: Bjorn Helgaas , linux-pci@vger.kernel.org, Loic Poulain , Manivannan Sadhasivam Subject: Re: [PATCH] PCI: Add ACS quirk for Pericom PI7C9X2G304 switches [12d8:b304] Message-ID: <20260915213412.GA868738@bhelgaas> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260820082041.13470-1-johannes.goede@oss.qualcomm.com> On Thu, Aug 20, 2026 at 10:20:41AM +0200, Hans de Goede wrote: > According to the existing quirk the Pericom E5 errata for ACS P2P applies > to PI7C9X2G404, PI7C9X2G304 and PI7C9X2G303 models. > > The Arduino Ventuno Q board has a PI7C9X2G304 switch (verified from chip > markings) with a product-id of 0xb304. Add 12d8:b304 to the existing > list of quirks for this erratum. > > Reviewed-by: Loic Poulain > Reviewed-by: Manivannan Sadhasivam > Signed-off-by: Hans de Goede Applied to pci/virtualization for v7.4, thanks! > --- > drivers/pci/quirks.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c > index b09f27f7846f..1b4e15d744e8 100644 > --- a/drivers/pci/quirks.c > +++ b/drivers/pci/quirks.c > @@ -6259,6 +6259,10 @@ DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_PERICOM, 0x2303, > pci_fixup_pericom_acs_store_forward); > DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_PERICOM, 0x2303, > pci_fixup_pericom_acs_store_forward); > +DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_PERICOM, 0xb304, > + pci_fixup_pericom_acs_store_forward); > +DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_PERICOM, 0xb304, > + pci_fixup_pericom_acs_store_forward); > DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_PERICOM, 0xb404, > pci_fixup_pericom_acs_store_forward); > DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_PERICOM, 0xb404, > -- > 2.55.0 >