[PATCH libinput] evdev-mt-touchpad: make use of use tp_for_each_touch

[Marcos Paulo de Souza]

Instead of reimplementing a for loop every time.

Signed-off-by: Marcos Paulo de Souza <marcos.souza.org at gmail.com>
---
 Hi guys, this is my first patch to libinput, so please let me know if I forgot
 someting.

 Thanks!

 src/evdev-mt-touchpad-gestures.c |  5 ++---
 src/evdev-mt-touchpad.c          | 12 +++---------
 2 files changed, 5 insertions(+), 12 deletions(-)

diff --git a/src/evdev-mt-touchpad-gestures.c b/src/evdev-mt-touchpad-gestures.c
index 3de6bcd..a20b26d 100644
--- a/src/evdev-mt-touchpad-gestures.c
+++ b/src/evdev-mt-touchpad-gestures.c
@@ -153,13 +153,12 @@ tp_gesture_get_active_touches(const struct tp_dispatch *tp,
 			      struct tp_touch **touches,
 			      unsigned int count)
 {
-	unsigned int i, n = 0;
+	unsigned int n = 0;
 	struct tp_touch *t;
 
 	memset(touches, 0, count * sizeof(struct tp_touch *));
 
-	for (i = 0; i < tp->ntouches; i++) {
-		t = &tp->touches[i];
+	tp_for_each_touch(tp, t) {
 		if (tp_touch_active(tp, t)) {
 			touches[n++] = t;
 			if (n == count)
diff --git a/src/evdev-mt-touchpad.c b/src/evdev-mt-touchpad.c
index eb950a2..bceb591 100644
--- a/src/evdev-mt-touchpad.c
+++ b/src/evdev-mt-touchpad.c
@@ -845,8 +845,7 @@ tp_unhover_pressure(struct tp_dispatch *tp, uint64_t time)
 	 * _all_ fingers have enough pressure, even if some of the slotted
 	 * ones don't. Anything else gets insane quickly.
 	 */
-	for (i = 0; i < (int)tp->ntouches; i++) {
-		t = tp_get_touch(tp, i);
+	tp_for_each_touch(tp, t) {
 		if (t->state == TOUCH_HOVERING) {
 			/* avoid jumps when landing a finger */
 			tp_motion_history_reset(t);
@@ -900,9 +899,7 @@ tp_unhover_fake_touches(struct tp_dispatch *tp, uint64_t time)
 	 */
 	if (tp_fake_finger_is_touching(tp) &&
 	    tp->nfingers_down < nfake_touches) {
-		for (i = 0; i < (int)tp->ntouches; i++) {
-			t = tp_get_touch(tp, i);
-
+		tp_for_each_touch(tp, t) {
 			if (t->state == TOUCH_HOVERING) {
 				tp_begin_touch(tp, t, time);
 
@@ -1060,7 +1057,6 @@ static void
 tp_process_state(struct tp_dispatch *tp, uint64_t time)
 {
 	struct tp_touch *t;
-	unsigned int i;
 	bool restart_filter = false;
 	bool want_motion_reset;
 
@@ -1070,9 +1066,7 @@ tp_process_state(struct tp_dispatch *tp, uint64_t time)
 
 	want_motion_reset = tp_need_motion_history_reset(tp);
 
-	for (i = 0; i < tp->ntouches; i++) {
-		t = tp_get_touch(tp, i);
-
+	tp_for_each_touch(tp, t) {
 		if (want_motion_reset) {
 			tp_motion_history_reset(t);
 			t->quirks.reset_motion_history = true;
-- 
2.9.3