From patchwork Wed Feb 17 13:28:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnaud Pouliquen X-Patchwork-Id: 383976 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=-18.7 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 0229CC4332D for ; Wed, 17 Feb 2021 13:33:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B760464E6B for ; Wed, 17 Feb 2021 13:33:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233118AbhBQNcr (ORCPT ); Wed, 17 Feb 2021 08:32:47 -0500 Received: from mx07-00178001.pphosted.com ([185.132.182.106]:48091 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233084AbhBQNbj (ORCPT ); Wed, 17 Feb 2021 08:31:39 -0500 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 11HDS2lt026039; Wed, 17 Feb 2021 14:30:53 +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=E4J5vO1LrVPxJsnK/HEMdc366xybaKh3Evna8avO1FuH4Pq/DNbvk+0uV8ip0DFQllpB F2LICXc8PTUSuygeC3dCtC6OXF114LgmlPYkbCllTkup2gaSpTNfSEQEhxtmePBzOZSg xlqm7t1hp6Y9/PkNgxGMe4b7NUEKyafjBkwP7gEQ1QdM2554frv9Ce8rzoUzN2c71Ym5 Btc86MbZOJRMfTcok4fNZ4s2oQfIm89Sx7AG/psmocraSM5DaY5sHE1uW/UHJt9YuRg3 vrYFoAu+NIubkYZwDjVRomgs0J0PB6rPb+eIUVewCyApe3cGd18rSBhhW6klhq0dhDM9 kA== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 36p547p3qe-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 17 Feb 2021 14:30:53 +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 25D79100034; Wed, 17 Feb 2021 14:30:53 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag2node3.st.com [10.75.127.6]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 198822370C9; Wed, 17 Feb 2021 14:30:53 +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; Wed, 17 Feb 2021 14:30:52 +0100 From: Arnaud Pouliquen To: Bjorn Andersson , Ohad Ben-Cohen , Mathieu Poirier , Andy Gross CC: , , , , Subject: [PATCH v4 08/16] rpmsg: glink: add sendto and trysendto ops Date: Wed, 17 Feb 2021 14:28:57 +0100 Message-ID: <20210217132905.1485-9-arnaud.pouliquen@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210217132905.1485-1-arnaud.pouliquen@foss.st.com> References: <20210217132905.1485-1-arnaud.pouliquen@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG2NODE2.st.com (10.75.127.5) 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=2021-02-17_11:2021-02-16,2021-02-17 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)