Hi, On 1/5/24 20:20, Pali Rohár wrote: > On Friday 05 January 2024 21:04:59 Andy Shevchenko wrote: >> On Fri, Jan 5, 2024 at 8:37 PM Andy Shevchenko >> <andy.shevchenko@xxxxxxxxx> wrote: >>> On Fri, Jan 5, 2024 at 6:34 PM Hans de Goede <hdegoede@xxxxxxxxxx> wrote: >>>> On 12/24/23 23:03, Pali Rohár wrote: >>>>> On Sunday 24 December 2023 22:36:21 Hans de Goede wrote: >> >> ... >> >>>> But AFAIK / AFAICT there are no actual userspace consumers of >>>> /dev/freefall so removing it should not be an issue. >>> >>> IIRC/AFAIK there is at least one (simple) computer game using it as a joystick. >> >> Okay, I can't google for it and now I realised that it was my x60s, >> which has no freefall, but another interface to it. In any case the >> side effect of that googling is this (maybe more, I just took this one >> as example): >> https://github.com/linux-thinkpad/hdapsd/blob/master/README.md >> >> So, dropping it will break at least this tool. >> >> -- >> With Best Regards, >> Andy Shevchenko > > Yes, this is that correct one. I forget the name of this daemon. > > Just to note /dev/freefall does not provide axes state, it just send > signal to process when interrupt is triggered. Process than park disk > heads. > > Axes state are/were exported throw /dev/js* interface and those games > uses just js interface. I remember Tux Racer. > > Interrupt on HP and Dell is triggered only when laptop fall is detected, > so games did not used it (hopefully!) Ok, so I clearly need to change the module parameter so that we stick with the drivers/char/misc/lis3lv02d driver as default and offer using the i2c-client-id which results in loading the iio driver instead as an option enabled by a module parameter. I'll fix this for v2. Regards, Hans
