From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 85576C433DF for ; Mon, 6 Jul 2020 18:22:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 67D7F206E9 for ; Mon, 6 Jul 2020 18:22:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729866AbgGFSWF (ORCPT ); Mon, 6 Jul 2020 14:22:05 -0400 Received: from mga07.intel.com ([134.134.136.100]:55280 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729647AbgGFSWD (ORCPT ); Mon, 6 Jul 2020 14:22:03 -0400 IronPort-SDR: 9pD/5DerAwCwSyfQWsNu2vzvNOzf3p319ejckPWeFW08yageC1bZ2ItHsEI3NLlSuKpELhA68L Ax4hOQwE9u7Q== X-IronPort-AV: E=McAfee;i="6000,8403,9673"; a="212454138" X-IronPort-AV: E=Sophos;i="5.75,320,1589266800"; d="scan'208";a="212454138" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jul 2020 11:22:02 -0700 IronPort-SDR: oN9m+rIQCN3syuIFmMlur2gPncmerVM4+pwhjHFM5sag09qNc72pYXSYJPgdQYw9tFcjioVOOt AWvVDpXhwOUA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,320,1589266800"; d="scan'208";a="427187389" Received: from djiang5-desk3.ch.intel.com ([143.182.136.137]) by orsmga004.jf.intel.com with ESMTP; 06 Jul 2020 11:22:01 -0700 Subject: [PATCH v3 6/6] dmaengine: idxd: add ABI documentation for shared wq From: Dave Jiang To: vkoul@kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de Cc: Jing Lin , Tony Luck , Dan Williams , dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org, dan.j.williams@intel.com, ashok.raj@intel.com, fenghua.yu@intel.com, tony.luck@intel.com, jing.lin@intel.com Date: Mon, 06 Jul 2020 11:22:01 -0700 Message-ID: <159405972142.19216.202541495863164149.stgit@djiang5-desk3.ch.intel.com> In-Reply-To: <159405827797.19216.15283540319201919054.stgit@djiang5-desk3.ch.intel.com> References: <159405827797.19216.15283540319201919054.stgit@djiang5-desk3.ch.intel.com> User-Agent: StGit/unknown-version MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the sysfs attribute bits in ABI/stable for shared wq support. Signed-off-by: Jing Lin Signed-off-by: Dave Jiang Reviewed-by: Tony Luck Reviewed-by: Dan Williams --- Documentation/ABI/stable/sysfs-driver-dma-idxd | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/Documentation/ABI/stable/sysfs-driver-dma-idxd b/Documentation/ABI/stable/sysfs-driver-dma-idxd index 1af9c4175213..a336d2b2009a 100644 --- a/Documentation/ABI/stable/sysfs-driver-dma-idxd +++ b/Documentation/ABI/stable/sysfs-driver-dma-idxd @@ -77,6 +77,13 @@ Contact: dmaengine@vger.kernel.org Description: The operation capability bit mask specify the operation types supported by the this device. +What: /sys/bus/dsa/devices/dsa/pasid_enabled +Date: Jul 5, 2020 +KernelVersion: 5.9.0 +Contact: dmaengine@vger.kernel.org +Description: To indicate if PASID (process address space identifier) is + enabled or not for this device. + What: /sys/bus/dsa/devices/dsa/state Date: Oct 25, 2019 KernelVersion: 5.6.0 @@ -116,6 +123,13 @@ Description: The maximum number of bandwidth tokens that may be in use at one time by operations that access low bandwidth memory in the device. +What: /sys/bus/dsa/devices/wq./block_on_fault +Date: Jul 5, 2020 +KernelVersion: 5.9.0 +Contact: dmaengine@vger.kernel.org +Description: To indicate block on fault is allowed or not for the work queue + to support on demand paging. + What: /sys/bus/dsa/devices/wq./group_id Date: Oct 25, 2019 KernelVersion: 5.6.0