serial: 8250: Refactor LCR computation
serial: 8250: Refactor LCR computation

Refactor the computation of the LCR register value from termios c_cflag
into a new local function, serial8250_compute_lcr().

Signed-off-by: Peter Hurley <4b8373d016f277527198385ba72fda0feb5da015@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs