From patchwork Thu Apr 26 02:07:52 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Lew X-Patchwork-Id: 10364559 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 06730602DC for ; Thu, 26 Apr 2018 02:09:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EBA9D290E2 for ; Thu, 26 Apr 2018 02:09:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E05AA290E4; Thu, 26 Apr 2018 02:09:21 +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 52B3A290E2 for ; Thu, 26 Apr 2018 02:09:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753848AbeDZCIy (ORCPT ); Wed, 25 Apr 2018 22:08:54 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:44492 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752757AbeDZCIo (ORCPT ); Wed, 25 Apr 2018 22:08:44 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 92D8E60FF4; Thu, 26 Apr 2018 02:08:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1524708523; bh=nbs1QOLOz/r0h7lZZ7t2C7B4ETYDR3bNqWasYs/RL6w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lPAtnBx9jLt3Umgh5KAi2BGgvzwBIlkjPqQMRF7JvfTKzZZmSgfuZA/ShKlFXktEn D6v0jDhEJ7WurxYJwbJALY97wh8k6UKNhEtQxCBARceQh5vCUHwt8e2P0VjozVmdC5 RhU9lLzOSWNdmRAdho7l+xd0uj1ReFKYhmLGtPgw= 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 AAFCF60FED; Thu, 26 Apr 2018 02:08:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1524708523; bh=nbs1QOLOz/r0h7lZZ7t2C7B4ETYDR3bNqWasYs/RL6w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lPAtnBx9jLt3Umgh5KAi2BGgvzwBIlkjPqQMRF7JvfTKzZZmSgfuZA/ShKlFXktEn D6v0jDhEJ7WurxYJwbJALY97wh8k6UKNhEtQxCBARceQh5vCUHwt8e2P0VjozVmdC5 RhU9lLzOSWNdmRAdho7l+xd0uj1ReFKYhmLGtPgw= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org AAFCF60FED 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 v2 6/6] rpmsg: glink: Expose rpmsg name attr for glink Date: Wed, 25 Apr 2018 19:07:52 -0700 Message-Id: <1524708472-18263-7-git-send-email-clew@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1524708472-18263-1-git-send-email-clew@codeaurora.org> References: <1524708472-18263-1-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 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..72240614d4ca 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 const 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;