tree 897fb8a15947768f7dc9521027c7c20fe830c1bf
parent ccdd699411b77c463022ebac311eb4a06ca56db4
author Benjamin Tissoires <benjamin.tissoires@gmail.com> 1352908755 +0100
committer Jiri Kosina <jkosina@suse.cz> 1352970475 +0100

HID: fix unit exponent parsing

HID spec details special values for the HID field unit exponent.
Basically, the range [0x8..0xf] correspond to [-8..-1], so this is
a standard two's complement on a half-byte.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
Acked-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>