Messages in this thread | | | Date | Mon, 14 Jan 2019 12:18:37 +0100 (CET) | From | Jiri Kosina <> | Subject | Re: [PATCH] HID: i2c-hid: Disable runtime PM on Goodix touchpad |
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On Mon, 14 Jan 2019, Kai-Heng Feng wrote:
> A Goodix touchpad doesn't work. Touching the touchpad can trigger IRQ > but there's no input event from HID subsystem. > > Turns out it reports some invalid data: > [ 22.136630] i2c_hid i2c-DELL091F:00: input: 0b 00 01 00 00 00 00 00 00 00 00 > > After some trial and error, it's another device that doesn't work well > with ON/SLEEP commands. Disable runtime PM to fix the issue.
Thanks, I've now applied the patch to for-5.0/upstream-fixes. I am wondering though we are we seeing these at all - do other OSes not do the runtime PM on i2c at all?
-- Jiri Kosina SUSE Labs
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