tree c098d278595f5efbdf7621969cf59d28aac6badf
parent 3df22c06b9ca7df02e095595994d229811305825
author Xiubo Li <Li.Xiubo@freescale.com> 1386753582 -0800
committer Bryan Wu <cooloney@gmail.com> 1390872530 -0800

leds: leds-pwm: fix duty time overflow.

Overflow maybe occurs when calculates the duty time. For instance,
the period time is 990000000ns, and the max_brightness is 127, when
setting the brightness to 12, the duty value will be 25906026ns, but
it should be 93543307ns.

Signed-off-by: Bryan Wu <cooloney@gmail.com>