From patchwork Thu Apr 26 22:59:05 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Lew X-Patchwork-Id: 10366971 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id D4D506032C for ; Thu, 26 Apr 2018 23:00:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CB98E2924B for ; Thu, 26 Apr 2018 23:00:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BBF4329267; Thu, 26 Apr 2018 23:00:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3005A2924B for ; Thu, 26 Apr 2018 23:00:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757201AbeDZW7e (ORCPT ); Thu, 26 Apr 2018 18:59:34 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:37738 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757151AbeDZW73 (ORCPT ); Thu, 26 Apr 2018 18:59:29 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id CE00160F6B; Thu, 26 Apr 2018 22:59:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1524783568; bh=BcxER12elqmY/2h8PI32G/Y8IWmcbjg2EK2EqTt4W0Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=J7UBfjJIokThFtfMzZEC5d6S8SmG9KHupyFIrKjtXKAm7lQHeDsA6AF9k8DFCRrVc SW6dLcp30URj2jw1aW3W2me4RcAnRiaHrBLrMdptOGqOBIT4QsDM4SsF08T//0JiEd bVYqvQgt6xNifTcbUmC719IZqBYtiC78tQuN1AOs= Received: from clew-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: clew@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id C67C760F6B; Thu, 26 Apr 2018 22:59:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1524783568; bh=BcxER12elqmY/2h8PI32G/Y8IWmcbjg2EK2EqTt4W0Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=J7UBfjJIokThFtfMzZEC5d6S8SmG9KHupyFIrKjtXKAm7lQHeDsA6AF9k8DFCRrVc SW6dLcp30URj2jw1aW3W2me4RcAnRiaHrBLrMdptOGqOBIT4QsDM4SsF08T//0JiEd bVYqvQgt6xNifTcbUmC719IZqBYtiC78tQuN1AOs= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org C67C760F6B Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=clew@codeaurora.org From: Chris Lew To: bjorn.andersson@linaro.org, andy.gross@linaro.org, david.brown@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com Cc: aneela@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, clew@codeaurora.org Subject: [PATCH v3 6/6] rpmsg: glink: Expose rpmsg name attr for glink Date: Thu, 26 Apr 2018 15:59:05 -0700 Message-Id: <1524783545-21951-7-git-send-email-clew@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1524783545-21951-1-git-send-email-clew@codeaurora.org> References: <1524783545-21951-1-git-send-email-clew@codeaurora.org> Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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 --- Changes since v2: - Remove const on attribute struct Changes since v1: - Add const to attribute struct - Get name from glink channel drivers/rpmsg/qcom_glink_native.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index 1418926f6110..c2983a53058f 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -1552,6 +1552,22 @@ static void qcom_glink_work(struct work_struct *work) } } +static ssize_t rpmsg_name_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct rpmsg_device *rpdev = to_rpmsg_device(dev); + struct glink_channel *channel = to_glink_channel(rpdev->ept); + + return snprintf(buf, RPMSG_NAME_SIZE, "%s\n", channel->glink->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); @@ -1601,6 +1617,8 @@ struct qcom_glink *qcom_glink_native_probe(struct device *dev, return ERR_PTR(-ENOMEM); glink->dev = dev; + glink->dev->groups = qcom_glink_groups; + glink->tx_pipe = tx; glink->rx_pipe = rx;