On Tue, Feb 13, 2018 at 3:13 AM,  <ad...@dbanet.org> wrote:
> Hello,
> We are trying to run a web app on BBB via a browser in kiosk mode, and have
> ran into a significant CPU load (20% with plain xterm on X11) when using
> touchscreen or mouse. Situation gets worse if we actually run a web browser.
> Then we have found using different mice produced different CPU loads, so we
> ran evhz which showed 133 Hz for one mouse, 1000 Hz for another, and
> 500-1000 Hz for touchscreen.
> For the mice, usbhid.mousepoll option configures the polling interval used
> by the usbhid driver/kernel module, and we had successfully set the
> intervals for USB mice.
> However, for the TI touchscreen driver, no such configurable option has been
> found.
> Is there any way to lower the polling interval, perhaps with a compile time
> option?

You could try monkey-ing with the clock dividers:



Robert Nelson

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