From patchwork Thu Sep 24 18:00:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dave Jiang X-Patchwork-Id: 11798053 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B8D9D6CB for ; Thu, 24 Sep 2020 18:01:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9F19E23A1B for ; Thu, 24 Sep 2020 18:01:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728687AbgIXSBO (ORCPT ); Thu, 24 Sep 2020 14:01:14 -0400 Received: from mail.kernel.org ([198.145.29.99]:50538 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728659AbgIXSBO (ORCPT ); Thu, 24 Sep 2020 14:01:14 -0400 Received: from localhost (unknown [192.55.55.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 68A7D2311B; Thu, 24 Sep 2020 18:01:13 +0000 (UTC) From: Dave Jiang To: vkoul@kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dan.j.williams@intel.com, tony.luck@intel.com, jing.lin@intel.com, ashok.raj@intel.com, sanjay.k.kumar@intel.com, fenghua.yu@intel.com, kevin.tian@intel.com, David.Laight@ACULAB.COM Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v6 5/5] dmaengine: idxd: Add ABI documentation for shared wq Date: Thu, 24 Sep 2020 11:00:41 -0700 Message-Id: <20200924180041.34056-6-dave.jiang@intel.com> X-Mailer: git-send-email 2.21.3 In-Reply-To: <20200924180041.34056-1-dave.jiang@intel.com> References: <20200924180041.34056-1-dave.jiang@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: dmaengine@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 b44183880935..42d3dc03ffea 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: Sep 17, 2020 +KernelVersion: 5.10.0 +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 @@ -122,6 +129,13 @@ KernelVersion: 5.10.0 Contact: dmaengine@vger.kernel.org Description: The last executed device administrative command's status/error. +What: /sys/bus/dsa/devices/wq./block_on_fault +Date: Sept 17, 2020 +KernelVersion: 5.10.0 +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