From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 4F1A21D8A1A; Fri, 4 Oct 2024 18:27:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728066472; cv=none; b=ess09CuzP/OyRqTBITkfKsJfIwItPbWnbFy7pqoTBzBSKXPZ6hqXjV0q7mKYHj5J+WehpYay2qKXR9UimBkCxNES8SlVcx4lobcvjmA6H7f3m2/z0+mbAjjyDGkeM+8+JJmkkIavCzB7Sj5zNSrTgHFvAtyUrxcznMKhWowAcqU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728066472; c=relaxed/simple; bh=f4vQGxdiJ2b7QPQg78n8WmDb/VeocSReR2PSAfRaUGc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=g3fF52zAbvc93EXD8FqgjlAVpFMjktpL47rpRVAeK/ZwiPRNrGlOC+qykFntC/3GS2600xSEgHaZ3y121yBtUebAhGhlFHG7NkaPS98WEVainjMEDEPskCqq8QVlxnLDE/xwNSL3VuuG7K7wkfcFJoFKuDp48x4wa71+MFHIdao= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CkXWPtx3; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="CkXWPtx3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 25A6BC4CECE; Fri, 4 Oct 2024 18:27:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728066472; bh=f4vQGxdiJ2b7QPQg78n8WmDb/VeocSReR2PSAfRaUGc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CkXWPtx3cBphG3a91COldLqvMpsRoHLsu7Fd1GvGqqnVIUY4JlZfTwtVMQLRQlYmp w6kgtyQRwZvO8QNCHb/cO9aFH1yracni2gnE2ymo+3HQpF9W/KkTl7ih8eNXEJ+jUM fUNHRjHP42OAesy2+MkzIhxb6p0cCvCuFnL4PC49Ki3bU7UP3Pn1KGY9zJG7/e6iHA EseYvkMXuhd2jXsz7ACawmXrVWUgYBt3IpNQEen2GAwYdOgYbdyKrBK6Ed+NQI1+mm rigSVIcnbM/oiZR7helz74P5m3Z5GB10U6Ep9jrXEHDI8k9B4cTpAP1RdQOHlYLusX j8xJLcgvjbYzA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Subramanian Ananthanarayanan , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= , Sasha Levin , bhelgaas@google.com, linux-pci@vger.kernel.org Subject: [PATCH AUTOSEL 6.1 18/42] PCI: Add ACS quirk for Qualcomm SA8775P Date: Fri, 4 Oct 2024 14:26:29 -0400 Message-ID: <20241004182718.3673735-18-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241004182718.3673735-1-sashal@kernel.org> References: <20241004182718.3673735-1-sashal@kernel.org> 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 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.1.112 Content-Transfer-Encoding: 8bit From: Subramanian Ananthanarayanan [ Upstream commit 026f84d3fa62d215b11cbeb5a5d97df941e93b5c ] The Qualcomm SA8775P root ports don't advertise an ACS capability, but they do provide ACS-like features to disable peer transactions and validate bus numbers in requests. Thus, add an ACS quirk for the SA8775P. Link: https://lore.kernel.org/linux-pci/20240906052228.1829485-1-quic_skananth@quicinc.com Signed-off-by: Subramanian Ananthanarayanan Signed-off-by: Krzysztof Wilczyński Signed-off-by: Sasha Levin --- drivers/pci/quirks.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 7ebce76778f71..131c75769b993 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4972,6 +4972,8 @@ static const struct pci_dev_acs_enabled { /* QCOM QDF2xxx root ports */ { PCI_VENDOR_ID_QCOM, 0x0400, pci_quirk_qcom_rp_acs }, { PCI_VENDOR_ID_QCOM, 0x0401, pci_quirk_qcom_rp_acs }, + /* QCOM SA8775P root port */ + { PCI_VENDOR_ID_QCOM, 0x0115, pci_quirk_qcom_rp_acs }, /* HXT SD4800 root ports. The ACS design is same as QCOM QDF2xxx */ { PCI_VENDOR_ID_HXT, 0x0401, pci_quirk_qcom_rp_acs }, /* Intel PCH root ports */ -- 2.43.0