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 E9B35221E48; Fri, 4 Oct 2024 18:19:17 +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=1728065959; cv=none; b=kF+AWcBUrdvMiXdwqtsPd7OIgtk4+GBf4/qlAjDDHpqci447bPt8B3uq70jlfeSSTi8posRhs2XBxz9yWJqv9swHOOl1JF/+OKV+U5FiGPusVKv5wQdTOtlD1+fBQaVzbBJ2QIzQTxeYeiPLiI+WxE63iIv0dNwFVEr9Qlm9cbw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728065959; c=relaxed/simple; bh=T9FSG7KHJMwh3KSyMtOxrwtYHuwt9XZBB3dVvCGapi4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=lMa5UW/ur40WwUK1dmb5I3yNLjcFZwy6X81eBOURhP+EjLSzBwO3ahlF1LzGcz2xhGHyAy+59sEHXpv+nk3MZ7SBfWOYC45ht7KFYGcDMKC00oAdDZvoLkxrFH8LDdtckIKBcpSoW+CPZDfyKiKnESDhsKeZ89ShKQDJE6jBbfw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oXfYnKIK; 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="oXfYnKIK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A1123C4CEC6; Fri, 4 Oct 2024 18:19:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728065957; bh=T9FSG7KHJMwh3KSyMtOxrwtYHuwt9XZBB3dVvCGapi4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oXfYnKIKzZn+HxHphlEy2xxldqXbEANCHjuorvn6RYDV/mj+yoi/crZvF/vM8HVfm ubxt8tj8KAYEkheEu6ZepfdFv9zfATSzhFABL+tvrXk1JglOX4EqVin/Kg+X4ryB3D 0haQ37UJ3t+nkNSjpWGDh1FofRhNDddqaI8BB5Cerwwp15md6e0UUJzPRz8pTjtXPo TQwn5j4nAtrArsqBtabk7QAmK26cSZlweA3MDtTF8oMXaoBIIB1cJn438Q/Qx/TaI/ yylItEhdRUVp/U9p/hmVWuhhh5h6g8RpRMJsBA8dHnVqplTn245FZwbW0/isu9jxMb Ekq6Pm7Pfe6GA== 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 6.11 27/76] PCI: Add ACS quirk for Qualcomm SA8775P Date: Fri, 4 Oct 2024 14:16:44 -0400 Message-ID: <20241004181828.3669209-27-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241004181828.3669209-1-sashal@kernel.org> References: <20241004181828.3669209-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@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 6.11.2 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 cc6c82c3bd3d0..8502f8a27f239 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -5074,6 +5074,8 @@ 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