On 28.04.19 17:21, Andy Shevchenko wrote: > >> +#define SERIAL_RT2880_IOSIZE 0x100 > > And why this is in the header file and not in corresponding C one? hmm, no particular reason, maybe just an old habit to put definitions into .h files ;-) I can move it to 8250_of.c if you like me to. --mtx -- Enrico Weigelt, metux IT consult Free software and Linux embedded engineering info@xxxxxxxxx -- +49-151-27565287