Re: [PATCH v7 3/3] Input: add driver for the Hycon HY46XX touchpanel series

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On Tue, Apr 13, 2021 at 10:44:07PM -0700, Dmitry Torokhov wrote:
> Hi Giulio,
> 
> On Tue, Apr 13, 2021 at 04:44:46PM +0200, Giulio Benetti wrote:
> > +
> > +	input_mt_report_pointer_emulation(tsdata->input, true);
> 
> For touchscreens it does not make much sense to report BTN_DOUBLETAP,
> BTN_TRIPLETAP, etc, events (they are really for touchpads), so I changed
> this to
> 
> 	input_mt_report_pointer_emulation(tsdata->input, false);
> 
> to only report ABS_X, ABS_Y, and BTN_TOUCH, and applied.

Can you expand on this please, just to make sure I'm not misinterpreting
those codes? Those bits are just for how many fingers are down (but without
position), dropping those bits means you restrict the device to a pure
single-touch screen. Or am I missing something here?

then again, MT support has been in the kernel for long enough that by now
everything should understand it, so there's a certain "meh" factor.

Cheers,
   Peter



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