From patchwork Fri Nov 22 10:05:23 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arun Kumar Neelakantam X-Patchwork-Id: 11257599 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7F13B138C for ; Fri, 22 Nov 2019 10:05:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5F0AB20708 for ; Fri, 22 Nov 2019 10:05:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="g7CZNT/K"; dkim=pass (1024-bit key) header.d=amazonses.com header.i=@amazonses.com header.b="TuW4/hwz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727118AbfKVKFZ (ORCPT ); Fri, 22 Nov 2019 05:05:25 -0500 Received: from a27-55.smtp-out.us-west-2.amazonses.com ([54.240.27.55]:35036 "EHLO a27-55.smtp-out.us-west-2.amazonses.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727090AbfKVKFY (ORCPT ); Fri, 22 Nov 2019 05:05:24 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=zsmsymrwgfyinv5wlfyidntwsjeeldzt; d=codeaurora.org; t=1574417123; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; bh=SwfhzzJwpM9MnIhfXZ760dnZIJQz9cLpHNsA/yyoEQk=; b=g7CZNT/K47bRaEx4lwZ+UPY4KP5AUJjLJcRsph6UEr19XSVzdq8qDrR+kikdx0VW j4H6c1puy9BU2LX5G5gItQ9gZvipPiasRqv8p9DmIfS3qyleV2hAp//Ci2ONDefHR9B fceQUGA6w8QFmiuAEqXXSZrJRVRxNJ/XJY0o7mMo= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=gdwg2y3kokkkj5a55z2ilkup5wp5hhxx; d=amazonses.com; t=1574417123; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:Feedback-ID; bh=SwfhzzJwpM9MnIhfXZ760dnZIJQz9cLpHNsA/yyoEQk=; b=TuW4/hwzFnYcfj0Rpg8pUBa8KYlqZfEjjciXJBXHTyd/LKZDuO0Zvv3ObJpJfejI K+aRMX+kivhuB6nGxPaCCEgzcVyTdFA93sDm5Cz/QYry4DgsGQ7PWA5QWh9fkO7LJLi 8uAGq4zPG+XjnKBA51OUku2lftNxV1MURMRNQPbE= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE, URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 00D1EC342CC Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=aneela@codeaurora.org From: Arun Kumar Neelakantam To: ohad@wizery.com, bjorn.andersson@linaro.org, clew@codeaurora.org, sricharan@codeaurora.org Cc: linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, Arun Kumar Neelakantam , Andy Gross , linux-arm-msm@vger.kernel.org (open list:ARM/QUALCOMM SUPPORT) Subject: [PATCH V5 4/5] rpmsg: glink: Expose rpmsg name attr for glink Date: Fri, 22 Nov 2019 10:05:23 +0000 Message-ID: <0101016e9292c98a-af06223f-e23c-46ed-8479-8c388051e279-000000@us-west-2.amazonses.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1574417087-27594-1-git-send-email-aneela@codeaurora.org> References: <1574417087-27594-1-git-send-email-aneela@codeaurora.org> X-SES-Outgoing: 2019.11.22-54.240.27.55 Feedback-ID: 1.us-west-2.CZuq2qbDmUIuT3qdvXlRHZZCpfZqZ4GtG9v3VKgRyF0=:AmazonSES Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org From: Chris Lew Expose the name field as an attr so clients listening to uevents for rpmsg can identify the edge the events correspond to. Signed-off-by: Chris Lew Signed-off-by: Arun Kumar Neelakantam --- drivers/rpmsg/qcom_glink_native.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index c838c19..3732fc6 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -1544,6 +1544,26 @@ static void qcom_glink_work(struct work_struct *work) } } +static ssize_t rpmsg_name_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + int ret = 0; + const char *name; + + ret = of_property_read_string(dev->of_node, "label", &name); + if (ret < 0) + name = dev->of_node->name; + + return snprintf(buf, RPMSG_NAME_SIZE, "%s\n", name); +} +static DEVICE_ATTR_RO(rpmsg_name); + +static struct attribute *qcom_glink_attrs[] = { + &dev_attr_rpmsg_name.attr, + NULL +}; +ATTRIBUTE_GROUPS(qcom_glink); + static void qcom_glink_device_release(struct device *dev) { struct rpmsg_device *rpdev = to_rpmsg_device(dev); @@ -1593,6 +1613,12 @@ struct qcom_glink *qcom_glink_native_probe(struct device *dev, return ERR_PTR(-ENOMEM); glink->dev = dev; + glink->dev->groups = qcom_glink_groups; + + ret = device_add_groups(dev, qcom_glink_groups); + if (ret) + dev_err(dev, "failed to add groups\n"); + glink->tx_pipe = tx; glink->rx_pipe = rx;