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SubjectRe: [PATCH 2/2] input: mt: Document the MT event slot protocol (rev3)
Chase Douglas wrote:
> On Sat, 2010-05-22 at 12:38 +0200, Henrik Rydberg wrote:
>> Getting serious, it is anyone's guess what will happen next, but I was picturing
>> a table, with a large multitouch screen and buttons along the side of the table.
>> Sure, we can do "ABS_BTN_0", "ABS_BTN_1", etc, but with slots in place, it seems
>> more natural to use something like "ABS_MT_BTN_X". While at it, REL_MT event
>> makes sense for those touchscreen techniques which register changes, like
>> acoustic pulse recognition.

s/ABS/KEY/

>
> Shouldn't this be handled in userspace? I don't think we want to be
> quirking drivers for instances where the same touchscreen is overlaid on
> buttons in some cases, but not in others. If we don't quirk, we'd need
> some mechanism to tell the driver about such buttons.

Perhaps you would like to clarify what "this" means here, and how you arrive at
quirking drivers.

Henrik



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