From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932298Ab3CLFwF (ORCPT ); Tue, 12 Mar 2013 01:52:05 -0400 Received: from mailout1.samsung.com ([203.254.224.24]:30723 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932183Ab3CLFwC (ORCPT ); Tue, 12 Mar 2013 01:52:02 -0400 X-AuditID: cbfee68d-b7f786d000005188-0f-513ec281e0dc From: Jingoo Han To: "'Andrew Morton'" Cc: "'LKML'" , "'Richard Purdie'" , "'Jingoo Han'" References: <003e01ce1ee5$4897e020$d9c7a060$%han@samsung.com> In-reply-to: <003e01ce1ee5$4897e020$d9c7a060$%han@samsung.com> Subject: [PATCH 09/14] backlight: hp680_bl: convert hp680bl to dev_pm_ops Date: Tue, 12 Mar 2013 14:52:00 +0900 Message-id: <004601ce1ee5$b7145470$253cfd50$%han@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit X-Mailer: Microsoft Office Outlook 12.0 Thread-index: Ac4e5UhyF7eo33BPTaGekL6G0bVCBQAAGR3A Content-language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrLIsWRmVeSWpSXmKPExsVy+t8zY93GQ3aBBn8Oslhc3jWHzYHR4/Mm uQDGKC6blNSczLLUIn27BK6Mf1uvMBZc56uYNX0DcwPjQp4uRk4OCQETiT/PmpghbDGJC/fW s3UxcnEICSxjlPg28yEjTNG9y1egEosYJR4+vsIM4cxmkvj6fAo7SBWbgJrEly+HgWwODhEB fYm2Fg2QMLNAqcTWB+9ZQGwhAVuJu+ufM4KUcArYSWz5mwViCgt4Sky6KQlSwSKgKvFt7nWw al6g6gfretkgbEGJH5PvsUBM1JJYv/M4E4QtL7F5zVtmkDESAuoSj/7qgoRFBIwk1jR+hioR kdj34h0jyMESAovYJf7du8UMsUtA4tvkQywQvbISmw5Ag0FS4uCKGywTGCVmIdk8C8nmWUg2 z0KyYgEjyypG0dSC5ILipPQiQ73ixNzi0rx0veT83E2MkKjq3cF4+4D1IcZkoPUTmaVEk/OB UZlXEm9obGZkYWpiamxkbmlGmrCSOK9ai3WgkEB6YklqdmpqQWpRfFFpTmrxIUYmDk6pBsbl U6Z+M3Is4WD/pH75wgxOk9+TsnfuWO7m9c7Ox3XmNI3vHN6uAlm2/0vEFi5e2/qwVqu0ccHD FydKfoQsd5puvf6+8+/6TzIM/i8KDvw5fm3uZb8X0kEvrt9W3idqmWaxN/gGm8kJpY0L+Lnm fHu9ZNmasD+MojEfRORifmgqr3/ysWvi2+kLlFiKMxINtZiLihMB/l71PcACAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupkleLIzCtJLcpLzFFi42I5/e+xgG7jIbtAg+nyFpd3zWFzYPT4vEku gDGqgdEmIzUxJbVIITUvOT8lMy/dVsk7ON453tTMwFDX0NLCXEkhLzE31VbJxSdA1y0zB2io kkJZYk4pUCggsbhYSd8O04TQEDddC5jGCF3fkCC4HiMDNJCwjjHj39YrjAXX+SpmTd/A3MC4 kKeLkZNDQsBE4t7lK2wQtpjEhXvrgWwuDiGBRYwSDx9fYYZwZjNJfH0+hR2kik1ATeLLl8NA NgeHiIC+RFuLBkiYWaBUYuuD9ywgtpCArcTd9c8ZQUo4BewktvzNAjGFBTwlJt2UBKlgEVCV +Db3Olg1L1D1g3W9bBC2oMSPyfdYICZqSazfeZwJwpaX2LzmLTPIGAkBdYlHf3VBwiICRhJr Gj9DlYhI7HvxjnECo9AsJJNmIZk0C8mkWUhaFjCyrGIUTS1ILihOSs810itOzC0uzUvXS87P 3cQIjthn0jsYVzVYHGIU4GBU4uFV+GYbKMSaWFZcmXuIUYKDWUmEN2OzXaAQb0piZVVqUX58 UWlOavEhxmSgRycyS4km5wOTSV5JvKGxiZmRpZGZhZGJuTlpwkrivAdbrQOFBNITS1KzU1ML UotgtjBxcEo1MObYqT9Ia+zv461nVGaREtNyl/6Zt4v7kE3Sq/wS4euxH+9Ol7+28PHBvkKp OwVLT/0Xn3T8SvJ+ycjt6kfuL7/XF7Cica3+46fHWr5vWvFs9lsuQZHm4g1rJa0FVS9pljn9 eWWgdvDBRbkXFV89tsVX8VuIPjP++GHzUaaNh2R23e0Pvzdrv54SS3FGoqEWc1FxIgAgHhW9 HAMAAA== DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Instead of using legacy suspend/resume methods, using newer dev_pm_ops structure allows better control over power management. Signed-off-by: Jingoo Han --- drivers/video/backlight/hp680_bl.c | 18 ++++++++---------- 1 files changed, 8 insertions(+), 10 deletions(-) diff --git a/drivers/video/backlight/hp680_bl.c b/drivers/video/backlight/hp680_bl.c index 5cefd73..00076ec 100644 --- a/drivers/video/backlight/hp680_bl.c +++ b/drivers/video/backlight/hp680_bl.c @@ -64,29 +64,28 @@ static void hp680bl_send_intensity(struct backlight_device *bd) } -#ifdef CONFIG_PM -static int hp680bl_suspend(struct platform_device *pdev, pm_message_t state) +#ifdef CONFIG_PM_SLEEP +static int hp680bl_suspend(struct device *dev) { - struct backlight_device *bd = platform_get_drvdata(pdev); + struct backlight_device *bd = dev_get_drvdata(dev); hp680bl_suspended = 1; hp680bl_send_intensity(bd); return 0; } -static int hp680bl_resume(struct platform_device *pdev) +static int hp680bl_resume(struct device *dev) { - struct backlight_device *bd = platform_get_drvdata(pdev); + struct backlight_device *bd = dev_get_drvdata(dev); hp680bl_suspended = 0; hp680bl_send_intensity(bd); return 0; } -#else -#define hp680bl_suspend NULL -#define hp680bl_resume NULL #endif +static SIMPLE_DEV_PM_OPS(hp680bl_pm_ops, hp680bl_suspend, hp680bl_resume); + static int hp680bl_set_intensity(struct backlight_device *bd) { hp680bl_send_intensity(bd); @@ -140,10 +139,9 @@ static int hp680bl_remove(struct platform_device *pdev) static struct platform_driver hp680bl_driver = { .probe = hp680bl_probe, .remove = hp680bl_remove, - .suspend = hp680bl_suspend, - .resume = hp680bl_resume, .driver = { .name = "hp680-bl", + .pm = &hp680bl_pm_ops, }, }; -- 1.7.2.5