From: Chanwoo Choi <cw00.choi@samsung.com>
To: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
MyungJoo Ham <myungjoo.ham@samsung.com>,
patches@opensource.wolfsonmicro.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] extcon: arizona: Implement button detection support
Date: Fri, 27 Jul 2012 15:45:15 +0900 [thread overview]
Message-ID: <501238FB.6020403@samsung.com> (raw)
In-Reply-To: <20120726081110.GA26373@opensource.wolfsonmicro.com>
On 07/26/2012 05:11 PM, Mark Brown wrote:
> On Thu, Jul 26, 2012 at 09:10:08AM +0900, Chanwoo Choi wrote:
>
>> If user press BTN_0 and BTN_1 at the same time and then user only
>> released BTN_0 but BTN_1 is still pressed, is it right that report
>> released event to all of buttons? I think that different event between
>> BTN_0 and BTN_1.
>
> That situation can't occur, the hardware can only detect one button at
> once - if two buttons are pressed simultaneusly only one will be
> reported. This is just a standard resistive headset button detection
> mechanism.
>
OK,
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Thank you,
Chanwoo Choi
next prev parent reply other threads:[~2012-07-27 6:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-20 16:07 [PATCH] extcon: arizona: Implement button detection support Mark Brown
2012-07-25 6:09 ` Chanwoo Choi
2012-07-25 11:11 ` Mark Brown
2012-07-26 0:10 ` Chanwoo Choi
2012-07-26 8:11 ` Mark Brown
2012-07-27 6:45 ` Chanwoo Choi [this message]
2012-08-04 6:37 ` anish kumar
2012-08-04 10:00 ` Mark Brown
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