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[1/3] HID: magicmouse: properly account for scroll movement in state

Message ID 1277083951-29137-2-git-send-email-chase.douglas@canonical.com (mailing list archive)
State Rejected
Headers show

Commit Message

Chase Douglas June 21, 2010, 1:32 a.m. UTC 
None
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Patch

diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index 4c4a79c..f44aaf2 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -189,7 +189,8 @@  static void magicmouse_emit_touch(struct magicmouse_sc *msc, int raw_id, u8 *tda
 		case TOUCH_STATE_DRAG:
 			step = step / accel_profile[msc->scroll_accel];
 			if (step != 0) {
-				msc->touches[id].scroll_y = y;
+				msc->touches[id].scroll_y -=
+					step * accel_profile[msc->scroll_accel];
 				msc->scroll_jiffies = now;
 				input_report_rel(input, REL_WHEEL, step);
 			}