On Fri, Aug 03, 2018 at 11:02:27AM +0800, Songjun Wu wrote: > Get serial id from dts. > > "#ifdef CONFIG_LANTIQ" preprocessor is used because LTQ_EARLY_ASC > macro is defined in lantiq_soc.h. > lantiq_soc.h is in arch path for legacy product support. > > arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h > > If "#ifdef preprocessor" is changed to > "if (IS_ENABLED(CONFIG_LANTIQ))", when CONFIG_LANTIQ is not enabled, > code using LTQ_EARLY_ASC is compiled. > Compilation will fail for no LTQ_EARLY_ASC defined. > > Signed-off-by: Songjun Wu <songjun.wu@xxxxxxxxxxxxxxx> > --- > > Changes in v2: None > > drivers/tty/serial/lantiq.c | 19 +++++++++++++++---- > 1 file changed, 15 insertions(+), 4 deletions(-) > > diff --git a/drivers/tty/serial/lantiq.c b/drivers/tty/serial/lantiq.c > index 044128277248..836ca51460f2 100644 > --- a/drivers/tty/serial/lantiq.c > +++ b/drivers/tty/serial/lantiq.c > @@ -6,6 +6,7 @@ > * Copyright (C) 2007 Felix Fietkau <nbd@xxxxxxxxxxx> > * Copyright (C) 2007 John Crispin <john@xxxxxxxxxxx> > * Copyright (C) 2010 Thomas Langer, <thomas.langer@xxxxxxxxxx> > + * Copyright (C) 2018 Intel Corporation. Your changes here do not warrent the addition of a copyright line, don't you agree? If not, please get a signed-off-by from your corporate lawyer who does this this is warrented when you resend this patch. thanks, greg k-h
