OSDN Git Service

serial: sh-sci: Updated calculation of bit error rate and bit rate
authorNobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Mon, 14 Jul 2014 07:09:58 +0000 (16:09 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 18 Jul 2014 01:14:44 +0000 (18:14 -0700)
commitb7d66397f4d282ddf2a2fe516fc9329c5a063459
treee67a8ab952b337f4858a37d6ada0a0a46af5f172
parentca17749259d26f7ddbb0678790d5d534018d0a6b
serial: sh-sci: Updated calculation of bit error rate and bit rate

Currently, the decimal point is discarded calculation of BRR.
Therefore, it can not calculate a value close to the correct value.
This patch fixes this problem by using DIV_ROUND_CLOSEST.

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