From patchwork Thu Feb 4 08:45:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnaud Pouliquen X-Patchwork-Id: 12066621 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=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 DA037C433E0 for ; Thu, 4 Feb 2021 08:48:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 984A764F4D for ; Thu, 4 Feb 2021 08:48:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235204AbhBDIsL (ORCPT ); Thu, 4 Feb 2021 03:48:11 -0500 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:7476 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S235135AbhBDIrL (ORCPT ); Thu, 4 Feb 2021 03:47:11 -0500 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 1148gwgE000414; Thu, 4 Feb 2021 09:46:27 +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=EK3CcO1sgQ2dyiUJB/DiEfQT2xQz3x3vXQzu8hqKjLk=; b=y3CAsIyxtAjM/CG3e0XnxrKXY9B4uliGMU7HMIs9XhIpJw7mpAOIaRWoZYTeB73PNa8H 7aBUKkqcIfmUPpdM2ivCbEsEpkXVtV1Lt/BZggFEE6vENwwB4PA64XUMnuR1oPavUvco ZSfBMPxJV3ATBOT/Xf4iEv2dTLJhMR0Si0PzoOtQ+jrwuruJxBPoE2UAl0K6gvA7W8Hm CiIm3K2SwfuE4h6nAzZzgbF9DBHQ1z/ar+BzfJ82isB8yBSE+5CP+5ll8GYF8ssS0ddS Ci6shHGlsi//lox4ycGshrAZ35u4XN8RZ08qVPITwE+04PAdaKIy6z929BryiApJp+xO vQ== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 36d0ns6pus-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 04 Feb 2021 09:46:26 +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 1379510002A; Thu, 4 Feb 2021 09:46:26 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag2node3.st.com [10.75.127.6]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 069A922AE4D; Thu, 4 Feb 2021 09:46:26 +0100 (CET) Received: from localhost (10.75.127.48) by SFHDAG2NODE3.st.com (10.75.127.6) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 4 Feb 2021 09:46:25 +0100 From: Arnaud Pouliquen To: Bjorn Andersson , Ohad Ben-Cohen , Mathieu Poirier , Andy Gross CC: , , , , Subject: [PATCH v3 09/15] rpmsg: smd: add sendto and trysendto ops Date: Thu, 4 Feb 2021 09:45:28 +0100 Message-ID: <20210204084534.10516-10-arnaud.pouliquen@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210204084534.10516-1-arnaud.pouliquen@foss.st.com> References: <20210204084534.10516-1-arnaud.pouliquen@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.48] X-ClientProxiedBy: SFHDAG2NODE1.st.com (10.75.127.4) To SFHDAG2NODE3.st.com (10.75.127.6) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369,18.0.737 definitions=2021-02-04_03:2021-02-04,2021-02-04 signatures=0 Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@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 SMD implementation does not need a destination address so ignores it. Signed-off-by: Arnaud Pouliquen --- drivers/rpmsg/qcom_smd.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c index 40a1c415c775..2d279c03a090 100644 --- a/drivers/rpmsg/qcom_smd.c +++ b/drivers/rpmsg/qcom_smd.c @@ -974,6 +974,20 @@ static int qcom_smd_trysend(struct rpmsg_endpoint *ept, void *data, int len) return __qcom_smd_send(qsept->qsch, data, len, false); } +static int qcom_smd_sendto(struct rpmsg_endpoint *ept, void *data, int len, u32 dst) +{ + struct qcom_smd_endpoint *qsept = to_smd_endpoint(ept); + + return __qcom_smd_send(qsept->qsch, data, len, true); +} + +static int qcom_smd_trysendto(struct rpmsg_endpoint *ept, void *data, int len, u32 dst) +{ + struct qcom_smd_endpoint *qsept = to_smd_endpoint(ept); + + return __qcom_smd_send(qsept->qsch, data, len, false); +} + static __poll_t qcom_smd_poll(struct rpmsg_endpoint *ept, struct file *filp, poll_table *wait) { @@ -1038,7 +1052,9 @@ static const struct rpmsg_device_ops qcom_smd_device_ops = { static const struct rpmsg_endpoint_ops qcom_smd_endpoint_ops = { .destroy_ept = qcom_smd_destroy_ept, .send = qcom_smd_send, + .sendto = qcom_smd_sendto, .trysend = qcom_smd_trysend, + .trysendto = qcom_smd_trysendto, .poll = qcom_smd_poll, };