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HID: wacom: Fix pad button range for CINTIQ_COMPANION_2

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Commit c7f0522 incorrectly constructs the 'buttons' variable for the
CINTIQ_COMPANION_2 case. The high nybble of data[2] is shifted four
bits too far, leaving the bits associated with BTN_7 through BTN_A
unset.

Signed-off-by: Jason Gerecke <[email protected]>
Signed-off-by: Jiri Kosina <[email protected]>
This commit is contained in:
Jason Gerecke 2015-12-16 13:37:36 -08:00 • committed by Jiri Kosina
commit 0402b6b77a
1 changed files with 1 additions and 1 deletions
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2
drivers/hid/wacom_wac.c
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@ -516,7 +516,7 @@ static int wacom_intuos_pad(struct wacom_wac *wacom)
* d-pad down -> data[4] & 0x80
* d-pad center -> data[3] & 0x01
*/
buttons = ((data[2] & 0xF0) << 7) |
buttons = ((data[2] >> 4) << 7) |
((data[1] & 0x04) << 6) |
((data[2] & 0x0F) << 2) |
(data[1] & 0x03);