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HID: wacom: Simplify check for presence of single-finger touch

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To determine if a touch is present in the single-touch case, we can
simply check if the BTN_TOUCH key is active or not. This will work for
both HID_GENERIC and other device types.

Signed-off-by: Jason Gerecke <jason.gerecke@wacom.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Jason Gerecke 2015-04-15 17:22:32 -07:00 committed by Jiri Kosina
parent e48151a3a4
commit 71b5c4766c
1 changed files with 2 additions and 3 deletions
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5
drivers/hid/wacom_wac.c
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@ -1072,9 +1072,8 @@ static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
int count = 0;
int i;
/* non-HID_GENERIC single touch input doesn't call this routine */
if ((touch_max == 1) && (wacom->features.type == HID_GENERIC))
return wacom->hid_data.tipswitch &&
if (touch_max == 1)
return test_bit(BTN_TOUCH, input->key) &&
!wacom->shared->stylus_in_proximity;
for (i = 0; i < input->mt->num_slots; i++) {