serial: sh-sci: Add calculation recive margin for HSCIF
authorNobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Mon, 14 Jul 2014 07:10:00 +0000 (16:10 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 18 Jul 2014 01:14:44 +0000 (18:14 -0700)
commit730c4e782c039caf40b467c35f595c005e94220c
treeec2074519003259f85a19048702d30f01c581f0c
parentbcb9973a6097652a12660958449301aada41de9c
serial: sh-sci: Add calculation recive margin for HSCIF

When the error of the same bit rate is detected, we will need to select
the recive margin is large. Current code holds the minimum error, it does
not have to check the recive margin. This adds this calculation.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/sh-sci.c