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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 B104BC433DB for ; Fri, 19 Feb 2021 14:41:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 635EA64EB7 for ; Fri, 19 Feb 2021 14:41:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229998AbhBSOl5 (ORCPT ); Fri, 19 Feb 2021 09:41:57 -0500 Received: from ms.lwn.net ([45.79.88.28]:49870 "EHLO ms.lwn.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229681AbhBSOl4 (ORCPT ); Fri, 19 Feb 2021 09:41:56 -0500 Received: from localhost (unknown [IPv6:2601:281:8300:104d::5f6]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ms.lwn.net (Postfix) with ESMTPSA id C1BD860C; Fri, 19 Feb 2021 14:41:15 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 ms.lwn.net C1BD860C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lwn.net; s=20201203; t=1613745675; bh=aoWX+izE5tRqQb9jArFT1Q+50JfwHjkXRYmTmmY5N3U=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=rBnhDMv2KbhqePpps9XXnfY9ufRyI+WI1kAHpL7GxB7XFbhQ3UtoX9T+c6U1w7fV6 UNdnB+gTVsXXD7pfHzgk9cHV+rLKO0j7cBynSlApRLi0Y3f1kuaSrJgUmhcmcrqT8O GXok2PfMm4UeqezX1y73iSSPBbhSrlBlIXKOu5tEpZSfZ6tv5YwowZ0QdTifEp97JS z87wqGUP04tauE8fW7D8Y1qbSaTnqAXJVrA76RoZM9NasIGLaDFSTHAF8Ns8ARMBRI b6QaIFSuZsueI1Q/U9gSQv9DnGtkZeWonH+o5YSYL7dwVgFQNSJbPKja8FQAkB3xhj 7CQsoiOkwTx7Q== From: Jonathan Corbet To: Jacob Pan , Linux Driver Review , iommu@eclists.intel.com Cc: Yi Liu , Raj Ashok , "Tian, Kevin" , Lu Baolu , Wu Hao , Yi Sun , Dave Jiang , Jacob Pan , linux-doc@vger.kernel.org, Randy Dunlap Subject: Re: [PATCH v4 01/16] docs: Document IO Address Space ID (IOASID) APIs In-Reply-To: <1613683288-89552-2-git-send-email-jacob.jun.pan@linux.intel.com> References: <1613683288-89552-1-git-send-email-jacob.jun.pan@linux.intel.com> <1613683288-89552-2-git-send-email-jacob.jun.pan@linux.intel.com> Date: Fri, 19 Feb 2021 07:41:14 -0700 Message-ID: <87im6op1bp.fsf@meer.lwn.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org Jacob Pan writes: > IOASID is used to identify address spaces that can be targeted by device > DMA. It is a system-wide resource that is essential to its many users. > This document is an attempt to help developers from all vendors navigate > the APIs. At this time, ARM SMMU and Intel=E2=80=99s Scalable IO Virtuali= zation > (SIOV) enabled platforms are the primary users of IOASID. Examples of > how SIOV components interact with the IOASID APIs are provided. > > Cc: Jonathan Corbet > Cc: linux-doc@vger.kernel.org > Cc: Randy Dunlap > Signed-off-by: Liu Yi L > Signed-off-by: Wu Hao > Signed-off-by: Jacob Pan > --- > Documentation/driver-api/ioasid.rst | 696 ++++++++++++++++++++++++++++ > 1 file changed, 696 insertions(+) > create mode 100644 Documentation/driver-api/ioasid.rst A detail, but an important one: you need to add this new file to index.rst so it gets built as part of the kernel docs. Thanks, jon