On Tue, Jan 04, 2022 at 12:38:01PM +0100, Greg Kroah-Hartman wrote:
> On Tue, Jan 04, 2022 at 12:13:06PM +0100, Tomasz Moń wrote:
> > On 04.01.2022 11:54, Greg Kroah-Hartman wrote:
> > > Why can't you do this dynamically based on the baud rate so as to always
> > > work properly for all speeds without increased delays for slower ones?
> > 
> > Could you please advise on which baud rates to consider as slow? Does it
> > sound good to have the old trigger level for rates up to and including
> > 115200 and the new one for faster ones?
> 
> You tell me, you are the one seeing this issue and are seeing delays on
> slower values with your change.  Do some testing to see where the curve
> is.

Maybe it's more sensible to make this even more dynamic: e.g. keep it at
1 as default and increase the water level when a certain irq frequency
is reached?

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |