Define termios_1 functions for powerpc, s390, avr32 and frv

[Michael Neuling]

> > Commit f629307c857c030d5a3dd777fee37c8bb395e171 introduced uses of
> > kernel_termios_to_user_termios_1 and user_termios_to_kernel_termios_1
> > on all architectures.  However, powerpc, s390, avr32 and frv don't
> > currently define those functions since their termios struct didn't
> > need to be changed when the arbitrary baud rate stuff was added, and
> > thus the kernel won't currently build on those architectures.
> 
> alpha, parisc, sh, sparc{64,}, xtensa are still broken with this error...

They need to include <asm-generic/termios.h> in asm-<arch>/termios.h
like in powerpc.

Alternatively tonyb's patch should fix them.  Could also do that?

Mikey