From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759747AbZDKWzN (ORCPT ); Sat, 11 Apr 2009 18:55:13 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759425AbZDKWy5 (ORCPT ); Sat, 11 Apr 2009 18:54:57 -0400 Received: from mail-ew0-f165.google.com ([209.85.219.165]:33026 "EHLO mail-ew0-f165.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758865AbZDKWyz (ORCPT ); Sat, 11 Apr 2009 18:54:55 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=of8AJy5TlE1dq/cIgQ4egazhKcWVHWCyfCGj//NuzoluwJtJHrjeeOeGJqkOmxfC6v XoYIZG+jCUm/XSXk2bLrl8OfprfkgDIKhMuMEEFYL/iW/3sfE6iszWri3gq4bXriAAv8 sy3crebnoaWgDirfiSiVr4H6Bi/MrfiZxWid4= Message-ID: <49E11FD0.9040403@gmail.com> Date: Sun, 12 Apr 2009 00:55:12 +0200 From: Niel Lambrechts User-Agent: Thunderbird 2.0.0.21 (X11/20090310) MIME-Version: 1.0 To: Andrew Morton CC: "linux.kernel" , Henrique de Moraes Holschuh , linux-acpi@vger.kernel.org Subject: Re: 2.6.30-rc1 (latest git): thinkpad-acpi: cannot control brightness with hotkeys References: <49E10684.5090101@gmail.com> <20090411150555.8b13ed18.akpm@linux-foundation.org> In-Reply-To: <20090411150555.8b13ed18.akpm@linux-foundation.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/12/2009 12:05 AM, Andrew Morton wrote: > (cc's added) > > On Sat, 11 Apr 2009 23:07:16 +0200 Niel Lambrechts wrote: > > >> Hi there, >> >> With latest git kernel, I'm no longer able to control my Thinkpad (W500) >> brightness, although I can still control the backlight, bluetooth etc. >> > > So 2.6.29 was OK? > > >> I originally got some errors (below), but I was able to get around them >> by changing /etc/modprobe.d/thinkpad_acpi >> from the (default OPENSUSE) >> options thinkpad_acpi experimental=1 hotkey=enable,0xffffff >> to >> options thinkpad_acpi experimental=1 >> >> Any ideas on how I can regain control over the brightness gas-pedal? >> >> Niel >> >> dmesg: >> thinkpad_acpi: ThinkPad ACPI Extras v0.22 >> thinkpad_acpi: http://ibm-acpi.sf.net/ >> thinkpad_acpi: ThinkPad BIOS 6FET50WW (1.20 ), EC 7VHT12WW-1.01 >> thinkpad_acpi: Lenovo ThinkPad W500, model 40622XG >> thinkpad_acpi: radio switch found; radios are enabled >> thinkpad_acpi: This ThinkPad has standard ACPI backlight brightness >> control, supported by the ACPI video driver >> thinkpad_acpi: Disabling thinkpad-acpi brightness events by default... >> thinkpad_acpi: procfs hotkey enable/disable: access by process with PID 890 >> WARNING: at drivers/platform/x86/thinkpad_acpi.c:2954 >> hotkey_enabledisable_warn+0x3e/0x43 [thinkpad_acpi]() >> thinkpad_acpi: hotkey enable/disable functionality has been removed from >> the driver. Hotkeys are always enabled. >> Modules linked in: thinkpad_acpi(+) snd_hda_intel(+) rfkill >> snd_hda_codec rtc_cmos snd_hwdep mac80211 video i2c_i801 rtc_core >> snd_pcm ohci1394 led_class battery ac output snd_timer snd soundcore >> snd_page_alloc e1000e intel_agp button joydev wmi i2c_core sr_mod >> rtc_lib cfg80211 sg ieee1394 iTCO_wdt agpgart cdrom nvram >> iTCO_vendor_support sd_mod ehci_hcd uhci_hcd usbcore ext4 jbd2 crc16 edd >> ext3 mbcache jbd fan ahci libata scsi_mod thermal processor >> [] hotkey_enabledisable_warn+0x3e/0x43 [thinkpad_acpi] >> [] hotkey_write+0x68/0x162 [thinkpad_acpi] >> [] thinkpad_acpi_module_init+0x742/0x839 [thinkpad_acpi] >> [] ? thinkpad_acpi_module_init+0x0/0x839 [thinkpad_acpi] >> Registered led device: tpacpi::thinklight >> thinkpad_acpi: Standard ACPI backlight interface available, not loading >> native one. >> >> > > > Could it be related to this commit? commit 0e501834f8c2ba7de2a56e332d346dcf4ac0b593 Author: Henrique de Moraes Holschuh Date: Sat Apr 4 04:25:53 2009 +0000 thinkpad-acpi: rework brightness support Refactor and redesign the brightness control backend... Regards, Niel