From patchwork Thu Mar 11 14:04:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnaud Pouliquen X-Patchwork-Id: 12131443 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=-18.8 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, USER_AGENT_GIT autolearn=unavailable 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 8E82AC433E9 for ; Thu, 11 Mar 2021 14:05:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3E24664FE0 for ; Thu, 11 Mar 2021 14:05:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232949AbhCKOEi (ORCPT ); Thu, 11 Mar 2021 09:04:38 -0500 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:51626 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S233853AbhCKOEb (ORCPT ); Thu, 11 Mar 2021 09:04:31 -0500 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 12BE3C4k014731; Thu, 11 Mar 2021 15:04:27 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=selector1; bh=tREfudYH//6SNbPDrRPld3Prur5y8EVURbgSuNnueFc=; b=IkI6FPFe+iYbo0Drkh4G6a+zeyd3wMAIIRTuKorLhaNs2JcN5jCwmdOyv0bLgNcB6UJQ h8LuTGXcytHcgAmfuYjCjsJZtqay3uz0RR6spdnBwhRtzUhNg/cHh0ezgB5fQzsvgjcO kRYr9Ev1aDyXiwME/fWxzWRSn6kmui6V4UHzJm+urnDJOE8riJ2c3gPvMcHuiE0zKIN5 YBdDuOh03fKwYg8JBXp37Jes9JY6awS26mRAjvG21TCQwrAZvWYcFfCK1n1n7NGF7++I yylz7UTyWUa0QGngy5BDD7DoDU0y+frr7izjhfdCh+ofwcmCHQ1uOSSnqXldKjk07AKo pA== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 3741gpy6wy-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 11 Mar 2021 15:04:27 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id CBD7F100034; Thu, 11 Mar 2021 15:04:26 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag2node3.st.com [10.75.127.6]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id C0377247BC8; Thu, 11 Mar 2021 15:04:26 +0100 (CET) Received: from localhost (10.75.127.50) by SFHDAG2NODE3.st.com (10.75.127.6) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 11 Mar 2021 15:04:26 +0100 From: Arnaud Pouliquen To: Bjorn Andersson , Ohad Ben-Cohen , Mathieu Poirier , Andy Gross CC: , , , , Subject: [PATCH 3/6] rpmsg: Add short description of the IOCTL defined in UAPI. Date: Thu, 11 Mar 2021 15:04:10 +0100 Message-ID: <20210311140413.31725-4-arnaud.pouliquen@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210311140413.31725-1-arnaud.pouliquen@foss.st.com> References: <20210311140413.31725-1-arnaud.pouliquen@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.50] X-ClientProxiedBy: SFHDAG1NODE2.st.com (10.75.127.2) To SFHDAG2NODE3.st.com (10.75.127.6) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369,18.0.761 definitions=2021-03-11_05:2021-03-10,2021-03-11 signatures=0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add a description of the IOCTLs and provide information on the default value of the source and destination addresses. Signed-off-by: Arnaud Pouliquen --- include/uapi/linux/rpmsg.h | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/include/uapi/linux/rpmsg.h b/include/uapi/linux/rpmsg.h index 5e00748da319..f5ca8740f3fb 100644 --- a/include/uapi/linux/rpmsg.h +++ b/include/uapi/linux/rpmsg.h @@ -14,8 +14,8 @@ /** * struct rpmsg_endpoint_info - endpoint info representation * @name: name of service - * @src: local address - * @dst: destination address + * @src: local address. To set to RPMSG_ADDR_ANY if not used. + * @dst: destination address. To set to RPMSG_ADDR_ANY if not used. */ struct rpmsg_endpoint_info { char name[32]; @@ -23,7 +23,14 @@ struct rpmsg_endpoint_info { __u32 dst; }; +/** + * Instantiate a new rmpsg char device endpoint. + */ #define RPMSG_CREATE_EPT_IOCTL _IOW(0xb5, 0x1, struct rpmsg_endpoint_info) + +/** + * Destroy a rpmsg char device endpoint created by the RPMSG_CREATE_EPT_IOCTL. + */ #define RPMSG_DESTROY_EPT_IOCTL _IO(0xb5, 0x2) #endif