Re: [PATCH v6 2/4] Input: touch-overlay - Add touchscreen overlay handling

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On 11.01.24 14:55, Jeff LaBundy wrote:
> Hi Javier,
> 
> I agree with you. Thinking about this more, immediately introducing this
> feature to the core is a relatively high risk that would be shared by all
> users. I like your idea of introducing a preliminary version first before
> making heavy-handed changes. That's the beauty of helper functions; they
> only impact users who explicitly opt in.
> 
> I don't have an immediate use case, but I've been looking at this from
> the perspective of a future customer of it. Maybe the right path forward
> is as follows:
> 
> 1. Stick with the same general architecture of v6 and its "limitations",
>    which in practice are unlikely to be encountered. I imagine the overlay
>    layout you have been using would be the most common use case.
> 2. Make the handful of small changes that have been suggested thus far.
> 3. Consider updating patch [4/4] to combine the touchscreen and buttons
>    into the same input device as you had in v1. This sets a little simpler
>    precedent for the first user of these helpers. If later these helpers
>    do get absorbed into the core, thereby forcing a single input device,
>    the st1232 would continue to appear the same to user space.
> 
> Does this seem reasonable?
> 

It seems reasonable, so I will go for that approach in v7: single input
device and less modifications in the consumer drivers.

Best regards,
Javier Carrasco




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