The driver supports 16-bit brightness values, but the value returned
from get_brightness was truncated to eight bits.
Signed-off-by: Johan Hovold <jhovold@gmail.com> Cc: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>