From: Wouter Depypere <wouter.depypere@ugent.be>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: lenb@kernel.org, linux-acpi@vger.kernel.org
Subject: Re: hardware radio switch ignored ( intel n 6300 ) - kernel 3.6 and higher
Date: Tue, 20 Aug 2013 23:10:44 +0200 [thread overview]
Message-ID: <5213DB54.7060009@ugent.be> (raw)
In-Reply-To: <1635280.T7iXqIG7SW@vostro.rjw.lan>
On 08/20/2013 11:15 PM, Rafael J. Wysocki wrote:
> On Tuesday, August 20, 2013 10:05:18 PM Wouter Depypere wrote:
>> Hi,
>>
>> I recently updated my kernel (from 3.2.0.4 to 3.10) and noticed the
>> hardware switch to enable/disable wireless didn't work anymore, it is
>> completely ignored, dmesg shows no output. My laptop is a Dell E6230
>> with an Intel Corporation Centrino Ultimate-N 6300 (rev 35) wireless
>> adapter.
>>
>> I bisected with git (bisect log and final output attached to this mail)
>> and found the commit after which it stopped working:
>> a57f7f9175b8ccbc9df83ac13860488913115de4
>>
>> I commented out this line:
>>
>> diff --git a/drivers/acpi/acpica/utosi.c b/drivers/acpi/acpica/utosi.c
>> index 7e80772..ca06691 100644
>> --- a/drivers/acpi/acpica/utosi.c
>> +++ b/drivers/acpi/acpica/utosi.c
>> @@ -73,7 +73,7 @@ static struct acpi_interface_info
>> acpi_default_supported_interfaces[] = {
>> {"Windows 2006 SP1", NULL, 0, ACPI_OSI_WIN_VISTA_SP1}, /*
>> Windows Vista SP1 - Added 09/2009 */
>> {"Windows 2006 SP2", NULL, 0, ACPI_OSI_WIN_VISTA_SP2}, /*
>> Windows Vista SP2 - Added 09/2010 */
>> {"Windows 2009", NULL, 0, ACPI_OSI_WIN_7}, /* Windows 7 and
>> Server 2008 R2 - Added 09/2009 */
>> - {"Windows 2012", NULL, 0, ACPI_OSI_WIN_8}, /* Windows 8 and
>> Server 2012 - Added 08/2012 */
>> +/* {"Windows 2012", NULL, 0, ACPI_OSI_WIN_8}, /* Windows 8 and
>> Server 2012 - Added 08/2012 */
>>
>> /* Feature Group Strings */
>>
>>
>> I recompiled (both 3.10 and 3.11.0-rc6 kernels) and strangely enough my
>> switch is working again.
>>
>> Can somebody look into this?
> If it works with 3.10.y and later, what exactly do you need?
>
> Rafael
>
It doesn't work with 3.10.y unless I edit the file and comment out that
line about Windows 2012.
Wouter
next prev parent reply other threads:[~2013-08-20 21:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-20 20:05 hardware radio switch ignored ( intel n 6300 ) - kernel 3.6 and higher Wouter Depypere
2013-08-20 21:15 ` Rafael J. Wysocki
2013-08-20 21:10 ` Wouter Depypere [this message]
2013-08-20 21:24 ` Rafael J. Wysocki
2013-08-20 21:23 ` Wouter Depypere
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