Also uses NSEC_PER_SEC and USEC_PER_SEC instead of hard-coded value.
This makes the intention more clear.
Signed-off-by: NAxel Lin <axel.lin@ingics.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: NChris Ball <chris@printf.net>