linux-kernel - Re: [PATCH 1/1] USB: Add device quirk for ASUS T100 Base Station keyboard

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Message-ID: <540141F0.7080207@linux.intel.com>
Date:	Sat, 30 Aug 2014 11:16:00 +0800
From:	"Lu, Baolu" <baolu.lu@...ux.intel.com>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Sarah Sharp <sarah.a.sharp@...ux.intel.com>,
	Dan Williams <dan.j.williams@...el.com>,
	Mathias Nyman <mathias.nyman@...el.com>
CC:	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] USB: Add device quirk for ASUS T100 Base Station
 keyboard


On 8/29/2014 7:59 PM, Sergei Shtylyov wrote:
> Hello.
>
> On 8/29/2014 8:26 AM, Lu Baolu wrote:
>
>> This full-speed USB device generates spurious remote wakeup event
>> as soon as USB_DEVICE_REMOTE_WAKEUP feature is set. As the result,
>> Linux can't enter system suspend and S0ix power saving modes once
>> this keyboard is used.
>
>> This patch tries to introduce USB_QUIRK_IGNOR_REMOTE_WAKEUP quirk.
>
>    Why not IGNORE? This doesn't look like a big save...

Sure, will change it.

>
>> With this quirk set, wakeup capability will be ignored during
>> device configure.
>
>> This patch could be back-ported to kernels as old as 2.6.39.
>
>> Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
>
> WBR, Sergei
>

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