From: Jiaxun Yang <jiaxun.yang@flygoat.com>
To: Mario.Limonciello@dell.com, ibm-acpi@hmh.eng.br
Cc: dvhart@infradead.org, andy@infradead.org,
ibm-acpi-devel@lists.sourceforge.net,
platform-driver-x86@vger.kernel.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] platform/x86: thinkpad_acpi: disable bluetooth for some machines
Date: Fri, 8 Mar 2019 09:14:24 +0800 [thread overview]
Message-ID: <a3ad032f-6b03-2e0e-ba3d-89de4cc35ed8@flygoat.com> (raw)
In-Reply-To: <28af3c22ad144cf69284aa6f91ee6565@ausx13mpc124.AMER.DELL.COM>
在 2019/3/8 上午7:14, Mario.Limonciello@dell.com 写道:
> -----Original Message-----
>> From: platform-driver-x86-owner@vger.kernel.org <platform-driver-x86-
>> owner@vger.kernel.org> On Behalf Of Jiaxun Yang
>> Sent: Thursday, March 7, 2019 2:08 AM
>> To: ibm-acpi@hmh.eng.br
>> Cc: dvhart@infradead.org; andy@infradead.org; ibm-acpi-
>> devel@lists.sourceforge.net; platform-driver-x86@vger.kernel.org; linux-
>> kernel@vger.kernel.org; stable@vger.kernel.org; Jiaxun Yang
>> Subject: [PATCH] platform/x86: thinkpad_acpi: disable bluetooth for some
>> machines
>>
>>
>> [EXTERNAL EMAIL]
>>
>> Some AMD based ThinkPads have a firmware bug that calling
>> "GBDC" will cause bluetooth on Intel wireless cards blocked.
Hi,
Thanks for your suggestions.
> Since this is considered a firmware bug; has the OEM (and IBV) been notified? Is it
> fixed in a newer version of the firmware?
No. I've noticed them about the bug but they said these models have no
official Linux support so no plan to fix.
> If so, then this should probably only match particular broken firmware versions.
Disable bluetooth subdriver on these models should be safe since Intel
cards have built-in RFKill and there is no bluetooth hotkey on these
machines.
>> Probe these models by DMI match and disable bluetooth subdriver
>> if specified Intel wireless card exist.
>>
>> Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
>> ---
prev parent reply other threads:[~2019-03-08 1:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-07 8:08 [PATCH] platform/x86: thinkpad_acpi: disable bluetooth for some machines Jiaxun Yang
2019-03-07 8:23 ` Andy Shevchenko
2019-03-07 9:37 ` [PATCH v2] " Jiaxun Yang
2019-03-07 11:20 ` [PATCH] " Greg KH
2019-03-07 12:30 ` Jiaxun Yang
2019-03-07 12:41 ` Andy Shevchenko
2019-03-07 17:00 ` David Laight
2019-03-07 23:14 ` Mario.Limonciello
2019-03-08 1:14 ` Jiaxun Yang [this message]
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