backlight: atmel-pwm-bl: clean up get_intensity
Clean up get_intensity to increase readability. Signed-off-by:Johan Hovold <jhovold@gmail.com> Acked-by:
Jingoo Han <jg1.han@samsung.com> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
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