serial: 8250: Add MSR/MCR TIOCM conversion wrapper functions

This patch adds wrapper functions to convert MSR <-> TIOCM and also
MCR <-> TIOCM. These functions are used now in serial8250_do_set_mctrl()
and serial8250_do_get_mctrl().

Signed-off-by: Stefan Roese <[email protected]>
Suggested-by: Andy Shevchenko <[email protected]>
Cc: Andy Shevchenko <[email protected]>
Cc: Yegor Yefremov <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Cc: Giulio Benetti <[email protected]>
Reviewed-by: Mika Westerberg <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

0 files changed, 0 insertions, 0 deletions