Messages in this thread |  | | Date | Mon, 4 Jul 2022 11:08:07 +0200 | Subject | Re: [PATCH v2 4/9] serial: core: sanitize RS485 delays read from device tree | From | Lino Sanfilippo <> |
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On 03.07.22 20:34, Andy Shevchenko wrote: > On Sun, Jul 3, 2022 at 7:02 PM Lino Sanfilippo <LinoSanfilippo@gmx.de> wrote: >> >> From: Lino Sanfilippo <l.sanfilippo@kunbus.com> >> >> When setting the RS485 configuration from userspace via TIOCSRS485 the >> delays are clamped to 100ms. Make this consistent with the values passed >> in by means of device tree parameters. > > I'm not sure I got it right. Is the values from DT now clampet as well > as user space does or other way around? In either way the commit > message misses the explanation why it's not a problem if user > previously passed bigger values either via user space or via DT, > because it's an ABI change, right? >
Values are now clamped to 100 ms if set by userspace via ioctl and not clamped at all if set by DT. I will improve the commit message to make this more clear.
Thanks, Lino
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