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[23.128.96.18]) by mx.google.com with ESMTP id e1si1806086eji.452.2021.09.11.06.16.58; Sat, 11 Sep 2021 06:17:23 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=Rqz3IMpb; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236510AbhIKNOH (ORCPT + 99 others); Sat, 11 Sep 2021 09:14:07 -0400 Received: from mail.kernel.org ([198.145.29.99]:37584 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236134AbhIKNN2 (ORCPT ); Sat, 11 Sep 2021 09:13:28 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 5E69E6108B; Sat, 11 Sep 2021 13:12:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1631365936; bh=yI+SEIup595NZhqpbDGSLBfWKWUAnzhueH3i0DrjJ4k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Rqz3IMpbiHRirE7wi1Nvtev7XoSu/EewBVfKgmHp/pGXu4yeQbt4DyGCsipFsr0J4 d0yBCXNEDw2Jdp39B5eHOxFL+xY7/3AlO1tOW4NR3APQAZGK+0322i4xx9jp+6x9v+ 8ZyO8nrRMeufz+0ymvNqwRr3aiSBq3DeNr9+rD5k6DtN9guh20z1Bvf5uh3xYZDYJZ reY4sXw+GLHcRrc2YUzVvX2g2XYNRWOVCsRCEyJzJrP2U62cms5wpQV1nE2tE3VtJ/ YsohdnhltHe1mEnPPz9hrplVjk2lUY8HB+dKRc6lQ2rpa7TBW3+dOn+tN542859ftS nGP27Ps+wHluQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: George Cherian , Bjorn Helgaas , Sasha Levin , linux-pci@vger.kernel.org Subject: [PATCH AUTOSEL 5.14 19/32] PCI: Add ACS quirks for Cavium multi-function devices Date: Sat, 11 Sep 2021 09:11:36 -0400 Message-Id: <20210911131149.284397-19-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210911131149.284397-1-sashal@kernel.org> References: <20210911131149.284397-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: George Cherian [ Upstream commit 32837d8a8f63eb95dcb9cd005524a27f06478832 ] Some Cavium endpoints are implemented as multi-function devices without ACS capability, but they actually don't support peer-to-peer transactions. Add ACS quirks to declare DMA isolation for the following devices: - BGX device found on Octeon-TX (8xxx) - CGX device found on Octeon-TX2 (9xxx) - RPM device found on Octeon-TX3 (10xxx) Link: https://lore.kernel.org/r/20210810122425.1115156-1-george.cherian@marvell.com Signed-off-by: George Cherian Signed-off-by: Bjorn Helgaas Signed-off-by: Sasha Levin --- drivers/pci/quirks.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index a59658f1501e..2d507a95e533 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4853,6 +4853,10 @@ static const struct pci_dev_acs_enabled { { 0x10df, 0x720, pci_quirk_mf_endpoint_acs }, /* Emulex Skyhawk-R */ /* Cavium ThunderX */ { PCI_VENDOR_ID_CAVIUM, PCI_ANY_ID, pci_quirk_cavium_acs }, + /* Cavium multi-function devices */ + { PCI_VENDOR_ID_CAVIUM, 0xA026, pci_quirk_mf_endpoint_acs }, + { PCI_VENDOR_ID_CAVIUM, 0xA059, pci_quirk_mf_endpoint_acs }, + { PCI_VENDOR_ID_CAVIUM, 0xA060, pci_quirk_mf_endpoint_acs }, /* APM X-Gene */ { PCI_VENDOR_ID_AMCC, 0xE004, pci_quirk_xgene_acs }, /* Ampere Computing */ -- 2.30.2