From patchwork Thu Jan 2 22:05:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 234473 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 E2617C3276C for ; Thu, 2 Jan 2020 23:00:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AD82820848 for ; Thu, 2 Jan 2020 23:00:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578006009; bh=hAw9jf6O4Dcc98roBEzpRWvY2Hq00GjTWZzmwZFscOQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=QXCYWSQyDm7HgurkBQ2yICfBbuHTBzcXsXciUVmhbAfHkMDngYP3m5BRjTv6w/q/I jHYu6vS1VfBd6WNk+rUpOP6jcCQVnczFWJ/VPyd30cVy+qpsuIcXRQmN8QKex4R2yj UWsKF088+TfvTI2ckVTp0GroxVBksuvbYGi7u1x4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727686AbgABWNY (ORCPT ); Thu, 2 Jan 2020 17:13:24 -0500 Received: from mail.kernel.org ([198.145.29.99]:53142 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727678AbgABWNY (ORCPT ); Thu, 2 Jan 2020 17:13:24 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3E4AA22314; Thu, 2 Jan 2020 22:13:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578003203; bh=hAw9jf6O4Dcc98roBEzpRWvY2Hq00GjTWZzmwZFscOQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sPEmxUsE/itm0FOoEvEIfKXAllr/45tynxzj4v3VKJm7ulW5Bxy9PyF/hEcxMAjfg lUxsMmwySD3v91/KJge4+6CMWuwgoxf/9b1oitGrx8n/Gs1MQBHDI53f0GT0JxU7b6 /qXmHZGC0Fj517MMJvp947MDaPKsOPSw3t6dGr8M= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Geert Uytterhoeven , Rob Herring , Daniel Lezcano , Sasha Levin Subject: [PATCH 5.4 037/191] clocksource/drivers/timer-of: Use unique device name instead of timer Date: Thu, 2 Jan 2020 23:05:19 +0100 Message-Id: <20200102215833.929050360@linuxfoundation.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200102215829.911231638@linuxfoundation.org> References: <20200102215829.911231638@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Geert Uytterhoeven [ Upstream commit 4411464d6f8b5e5759637235a6f2b2a85c2be0f1 ] If a hardware-specific driver does not provide a name, the timer-of core falls back to device_node.name. Due to generic DT node naming policies, that name is almost always "timer", and thus doesn't identify the actual timer used. Fix this by using device_node.full_name instead, which includes the unit addrees. Example impact on /proc/timer_list: -Clock Event Device: timer +Clock Event Device: timer@fcfec400 Signed-off-by: Geert Uytterhoeven Reviewed-by: Rob Herring Signed-off-by: Daniel Lezcano Link: https://lore.kernel.org/r/20191016144747.29538-3-geert+renesas@glider.be Signed-off-by: Sasha Levin --- drivers/clocksource/timer-of.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clocksource/timer-of.c b/drivers/clocksource/timer-of.c index 11ff701ff4bb..a3c73e972fce 100644 --- a/drivers/clocksource/timer-of.c +++ b/drivers/clocksource/timer-of.c @@ -192,7 +192,7 @@ int __init timer_of_init(struct device_node *np, struct timer_of *to) } if (!to->clkevt.name) - to->clkevt.name = np->name; + to->clkevt.name = np->full_name; to->np = np;