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authorJason Gerecke <killertofu@gmail.com>2015-04-16 03:22:32 +0300
committerJiri Kosina <jkosina@suse.cz>2015-04-23 11:06:10 +0300
commit71b5c4766c1ca4c646a90f64552b140b1368f2f1 (patch)
tree9eba2f2c0ceb14752ca2d206846367353f6e33eb /drivers/hid
parente48151a3a456b38b1029a8a7380246b53c768400 (diff)
downloadlinux-71b5c4766c1ca4c646a90f64552b140b1368f2f1.tar.xz
HID: wacom: Simplify check for presence of single-finger touch
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>
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/wacom_wac.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 3609cbe9877b..091bab4a0034 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -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++) {