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Xiubo Li authored
Since msleep() will sleep longer than intended time for values less than 20ms, this patch allows the use of usleep_range for just 1ms. usleep_range is a finer precision implementation of msleep and is designed to be a drop-in replacement for udelay where a precise sleep/busy-wait is unnecessary. More details see Documentation/timers/timers-howto.txt. Signed-off-by:
Xiubo Li <lixiubo@cmss.chinamobile.com> Signed-off-by:
Mark Brown <broonie@kernel.org>
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