Hi Lukas,
> Lukas Wunner <lukas@xxxxxxxxx> hat am 31. Oktober 2017 um 00:32 geschrieben:
>
>
> On Mon, Oct 30, 2017 at 11:24:31PM +0000, Stefan Wahren wrote:
> > --- a/drivers/tty/serial/amba-pl011.c
> > +++ b/drivers/tty/serial/amba-pl011.c
> > @@ -2029,9 +2029,11 @@ pl011_set_termios(struct uart_port *port, struct ktermios *termios,
> >
> > old_cr |= UART011_CR_CTSEN;
> > uap->autorts = true;
> > + port->status |= UPSTAT_AUTOCTS;
> > } else {
> > old_cr &= ~(UART011_CR_CTSEN | UART011_CR_RTSEN);
> > uap->autorts = false;
> > + port->status &= ~UPSTAT_AUTOCTS;
> > }
> >
> > if (uap->vendor->oversampling) {
>
> Don't you also need to clear the UPSTAT_AUTOCTS bit in pl011_disable_uart()?
>
> FWIW I posted a patch to linux-serial on Oct 25 which subsumes the above
> patch, would that work for you?
>
> https://marc.info/?l=linux-serial&m=150891880104614&w=4
sorry for missing your patch. Mine should be ignored.
>
> Thanks,
>
> Lukas
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