Messages in this thread | | | Date | Thu, 26 Jul 2012 09:11:10 +0100 | From | Mark Brown <> | Subject | Re: [PATCH] extcon: arizona: Implement button detection support |
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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.
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