From patchwork Fri Feb 19 11:14:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnaud POULIQUEN X-Patchwork-Id: 12095031 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=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 9D2BAC433E9 for ; Fri, 19 Feb 2021 11:20:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7108F64E92 for ; Fri, 19 Feb 2021 11:20:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230401AbhBSLTr (ORCPT ); Fri, 19 Feb 2021 06:19:47 -0500 Received: from mx07-00178001.pphosted.com ([185.132.182.106]:57866 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230281AbhBSLSw (ORCPT ); Fri, 19 Feb 2021 06:18:52 -0500 Received: from pps.filterd (m0241204.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 11JBGJCb030410; Fri, 19 Feb 2021 12:18:05 +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=cuI0QyzGfCE9A2PPLZ3Vi0BGYQWHZbe/HztsvrFJe24=; b=3P4NPOjUUnLZjDaresCGlDxD1sXjZHpHMZETxJiTnq/RJQpagaIdkzUyhJkJtgbb1fK8 rAGDS4vibG0OvqXv6qF3jZPdKGD16WrJhc4KzPcqdoz0H44RVzHAX8NDPyjZKiSLP24G 6QjDO98h2Ph3fRECo9Okt9DLhxoFn7uGPBRGbwTFZtB9SPcduMMTEaLOQBDfUUeKyrEt UeTnrqAMkPfYI2dIDUIv5gFWJ0ZgJA9BqUyOMzjEWLvX3eq5lWoFVe3qZwOok0cXHddB rlVA1HS4CI2qGLklnARanpDGxdQw4mPlU/KJC87zLE0VkjbLEb9t1Eem1Vt8VyeBh5G7 Gg== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 36p7072sud-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 19 Feb 2021 12:18:05 +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 667C0100034; Fri, 19 Feb 2021 12:18:05 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag2node3.st.com [10.75.127.6]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 5A86B2266D7; Fri, 19 Feb 2021 12:18:05 +0100 (CET) Received: from localhost (10.75.127.47) by SFHDAG2NODE3.st.com (10.75.127.6) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 19 Feb 2021 12:18:05 +0100 From: Arnaud Pouliquen To: Bjorn Andersson , Ohad Ben-Cohen , Mathieu Poirier , Andy Gross CC: , , , , Subject: [PATCH v5 08/16] rpmsg: glink: add sendto and trysendto ops Date: Fri, 19 Feb 2021 12:14:53 +0100 Message-ID: <20210219111501.14261-9-arnaud.pouliquen@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210219111501.14261-1-arnaud.pouliquen@foss.st.com> References: <20210219111501.14261-1-arnaud.pouliquen@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG3NODE3.st.com (10.75.127.9) 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=2021-02-19_04:2021-02-18,2021-02-19 signatures=0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Implement the sendto ops to support the future rpmsg_char update for the vitio backend support. The use of sendto in rpmsg_char is needed as a destination address is requested at least by the virtio backend. The glink implementation does not need a destination address so ignores it. Signed-off-by: Arnaud Pouliquen --- drivers/rpmsg/qcom_glink_native.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index d4e4dd482614..ae2c03b59c55 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -1332,6 +1332,20 @@ static int qcom_glink_trysend(struct rpmsg_endpoint *ept, void *data, int len) return __qcom_glink_send(channel, data, len, false); } +static int qcom_glink_sendto(struct rpmsg_endpoint *ept, void *data, int len, u32 dst) +{ + struct glink_channel *channel = to_glink_channel(ept); + + return __qcom_glink_send(channel, data, len, true); +} + +static int qcom_glink_trysendto(struct rpmsg_endpoint *ept, void *data, int len, u32 dst) +{ + struct glink_channel *channel = to_glink_channel(ept); + + return __qcom_glink_send(channel, data, len, false); +} + /* * Finds the device_node for the glink child interested in this channel. */ @@ -1364,7 +1378,9 @@ static const struct rpmsg_device_ops glink_device_ops = { static const struct rpmsg_endpoint_ops glink_endpoint_ops = { .destroy_ept = qcom_glink_destroy_ept, .send = qcom_glink_send, + .sendto = qcom_glink_sendto, .trysend = qcom_glink_trysend, + .trysendto = qcom_glink_trysendto, }; static void qcom_glink_rpdev_release(struct device *dev)