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Staging: olpc_dcon: change to msleep to usleep_range
authorJens Frederich <jfrederich@gmail.com>
Thu, 25 Jul 2013 20:06:32 +0000 (22:06 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 25 Jul 2013 20:38:09 +0000 (13:38 -0700)
The resolution of msleep is related to HZ, so with HZ set to
100 any msleep of less then 10ms will become ~10ms. This is
not what we want. Use usleep_range to get more control of
what is happening here.

Signed-off-by: Jens Frederich <jfrederich@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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