From patchwork Wed Nov 14 11:27:17 2040 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shuah Khan X-Patchwork-Id: 2646921 Return-Path: X-Original-To: patchwork-linux-fbdev@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 28983DF215 for ; Sat, 1 Jun 2013 03:58:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756033Ab3FAD6d (ORCPT ); Fri, 31 May 2013 23:58:33 -0400 Received: from qmta14.emeryville.ca.mail.comcast.net ([76.96.27.212]:51365 "EHLO qmta14.emeryville.ca.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755989Ab3FAD6c (ORCPT ); Fri, 31 May 2013 23:58:32 -0400 Received: from omta23.emeryville.ca.mail.comcast.net ([76.96.30.90]) by qmta14.emeryville.ca.mail.comcast.net with comcast id irkP1l0061wfjNsAErrRrP; Sat, 01 Jun 2013 03:51:25 +0000 Received: from mail.gonehiking.org ([75.71.126.5]) by omta23.emeryville.ca.mail.comcast.net with comcast id irrP1l00K076gX78jrrPrp; Sat, 01 Jun 2013 03:51:25 +0000 Received: from orthanc.internal (orthanc.internal [192.168.1.24]) by mail.gonehiking.org (Postfix) with ESMTP id 97F518039D; Fri, 31 May 2013 21:51:27 -0600 (MDT) From: Shuah Khan To: rpurdie@rpsys.net, FlorianSchandinat@gmx.de, plagnioj@jcrosoft.com, tomi.valkeinen@ti.com, rafael.j.wysocki@intel.com Cc: Shuah Khan , linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, shuahkhan@gmail.com Subject: [PATCH v2] backlight: Convert from Legacy pm ops to dev_pm_ops Date: Wed, 14 Nov 2040 04:27:17 -0700 Message-Id: <2236505237-3336-1-git-send-email-shuah.kh@samsung.com> X-Mailer: git-send-email 1.7.10.4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=q20121106; t=1370058685; bh=SjrjFpCPEgHyY9BPXpacUgYtGOHSPvmmvrJll6P8r1A=; h=Received:Received:Received:From:To:Subject:Date:Message-Id; b=TrjNjS0GDNFiQ8wYtOoY3Q7RriimFd5lVjHZ5hkUyFx5ZqvXn6kHfbsDOVE1FDgMw LlnNceoZeZr99cHgX3u85sPAt4rTjMNSYPsLP9vp30y4w+LEuUF69ewRozcx1+Jea3 U5LrzufELJF14KaK16POa0zdbhBzIjY5O4SUzjZEvWwlDipRYELfT3stLIM5FutqL9 TLpAJrxecu6BG4HQKOavneTu85xlNyPcnpgsyPe4GRq0kDRhAVsdwXSQmHEnAEI4H8 c/drzW/slAjQ4eb12bULyAm1/ZHw0rJCxbahLXGrGeLjIz1IClXSPDez4q+KbM4ls9 plEdu43VrzKaQ== Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Convert drivers/video/backlight/class to use dev_pm_ops for power management and remove Legacy PM ops hooks. With this change, rtc class registers suspend/resume callbacks via class->pm (dev_pm_ops) instead of Legacy class->suspend/resume. When __device_suspend() runs call-backs, it will find class->pm ops for the backlight class. Signed-off-by: Shuah Khan Cc: Shuah Khan --- v2: Updated changelog to correct device class. drivers/video/backlight/backlight.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index c74e7aa..0ffb251 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -208,7 +208,7 @@ static ssize_t backlight_show_actual_brightness(struct device *dev, static struct class *backlight_class; -static int backlight_suspend(struct device *dev, pm_message_t state) +static int backlight_suspend(struct device *dev) { struct backlight_device *bd = to_backlight_device(dev); @@ -236,6 +236,9 @@ static int backlight_resume(struct device *dev) return 0; } +static SIMPLE_DEV_PM_OPS(backlight_class_dev_pm_ops, backlight_suspend, + backlight_resume); + static void bl_device_release(struct device *dev) { struct backlight_device *bd = to_backlight_device(dev); @@ -414,8 +417,7 @@ static int __init backlight_class_init(void) } backlight_class->dev_attrs = bl_device_attributes; - backlight_class->suspend = backlight_suspend; - backlight_class->resume = backlight_resume; + backlight_class->pm = &backlight_class_dev_pm_ops; return 0; }