Messages in this thread | | | From | Andy Shevchenko <> | Date | Mon, 4 May 2020 15:37:24 +0300 | Subject | Re: [PATCH] gpiolib: add GPIO_SET_DEBOUNCE_IOCTL |
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On Wed, Apr 29, 2020 at 3:09 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote: > niedz., 19 kwi 2020 o 02:19 Hector Bujanda <hector.bujanda@digi.com> napisał(a):
...
> Finally: we can extend the gpiohandle_config structure with a field > containing the debounce time which would be read by the kernel if the > debounce flag is set in gpiohandle_config.flags.
Don't forget the 64/32 ABI.
The configuration structure has padding / endianess issues
Should be something like
{ u32 x; u8 y; u8 padding8[3]; u32 padding32[2*z]; }
I.O.W. each member must have padding / endianess agnostic place along with whole structure to be multiple of 64-bit words.
-- With Best Regards, Andy Shevchenko
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