On Tue, 2016-03-01 at 19:48 +0200, Andy Shevchenko wrote: > On Tue, 2016-03-01 at 20:14 +0300, Sergei Ianovich wrote: > > On Tue, 2016-03-01 at 18:46 +0200, Andy Shevchenko wrote: > > > On Tue, 2016-03-01 at 19:25 +0300, Sergei Ianovich wrote: > > > > On Tue, 2016-03-01 at 13:06 +0200, Andy Shevchenko wrote: > > > > > On Tue, 2016-03-01 at 00:26 +0300, Sergei Ianovich wrote: > > > > So, but if you support only fixed rates, why do you care about > > > BOTHER > > > at all? > > > > If BOTHER is defined, tty_termios_baud_rate() > > and tty_termios_encode_baud_rate() allow non-standard baud rates. I > > should clear it from c_cflag to indicate I don't support it. > > > > > > > > > > > > > I think you can call this unconditionally together with case > > > > > > > > > > > 115200. > > > > > > > > The calls are orthogonal. This one deals with the case when > > > > BOTHER > > > > is > > > > defined and set, and we have non-zero rate with BOTHER, but we > > > > have > > > > zero rate after BOTHER is cleared. So we set 9600 as a sane > > > > default > > > > speed. > > Maybe you just set a baud rate nearest to the one from the table in > case of BOTHER? > > In that case perhaps you have to supply +-1 to the range. That's why > I > asked about uart_get_baud_rate(). > > Maybe this flow will work for you > > if (BOTHER) > clear BOTHER > call uart_get_baud_rate() > > ? It works well for standard rates, let it be so. If there ever is a problem, we can fix it. -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
