From: Xiangfu Liu <xiangfu.z@gmail.com>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: "Hard- and Software Development, Kernel, Distribution,
Roadmap" <developer@lists.qi-hardware.com>,
linux-input@vger.kernel.org
Subject: Re: Ben_Nanonote keyboard driver bug
Date: Wed, 23 Sep 2009 15:13:06 +0800 [thread overview]
Message-ID: <4AB9CA82.5000302@gmail.com> (raw)
In-Reply-To: <200909222337.26608.dmitry.torokhov@gmail.com>
Dmitry Torokhov wrote:
> On Friday 18 September 2009 12:43:22 am Xiangfu Liu wrote:
>> Hi
>>
>> with Dmitry's help, our keyboard is work.
>>
>> we use the matrix_keypad.c driver. I found a problem.
>> for example. the keypad is like this: (part of keypad)
>> GPIO GPIO GPIO
>>
>> a_______w_______u_____GPIO
>>
>> |_______s_______j_____GPIO
>>
>> Shift___Alt_____Ctrl__GPIO
>>
>> first time press [Shift] + [a] it's output [a] not the [A]
>> second time press [Shift] + [a] it's output [A]. correct.
>> then all work fine. but when I release the [Shift]. and press [a]
>> it's will also output big [A]. but if the midifier and character not
>> in same column GPIO. it will work fine.
>>
>> other modifier all like this. same GPIO will cause problem.
>>
>> I should look into the matrix_keypad.c to fix this, right?
>>
>
> It would be interesting to see what events are being reported by either evbug
> module or evtest utility.
>
Hi Dmitry. I will try to look into the evbug or evtest.
will send email when I have progress.
--
Xiangfu Liu
Email: xiangfu at qi-hardware dot com
Web: http://www.qi-hardware.com
prev parent reply other threads:[~2009-09-23 7:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-18 7:43 Ben_Nanonote keyboard driver bug Xiangfu Liu
2009-09-23 6:37 ` Dmitry Torokhov
2009-09-23 7:13 ` Xiangfu Liu [this message]
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