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touchpad: add palm state debugging

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Tested-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
This commit is contained in:
Peter Hutterer 2015-05-22 15:14:04 +10:00
parent ff8f44a0c6
commit 17d3cf414a
1 changed files with 20 additions and 2 deletions
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22
src/evdev-mt-touchpad.c
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@ -475,8 +475,11 @@ tp_palm_tap_is_palm(struct tp_dispatch *tp, struct tp_touch *t)
/* We're inside the left/right palm edge and in the northern half of /* We're inside the left/right palm edge and in the northern half of
* the touchpad - this tap is a palm */ * the touchpad - this tap is a palm */
if (t->point.y < tp->palm.vert_center) if (t->point.y < tp->palm.vert_center) {
log_debug(tp_libinput_context(tp),
"palm: palm-tap detected\n");
return true; return true;
}
return false; return false;
} }
@ -506,7 +509,7 @@ tp_palm_detect(struct tp_dispatch *tp, struct tp_touch *t, uint64_t time)
int dirs; int dirs;
if (tp_palm_detect_dwt(tp, t, time)) if (tp_palm_detect_dwt(tp, t, time))
return; goto out;
/* If labelled a touch as palm, we unlabel as palm when /* If labelled a touch as palm, we unlabel as palm when
we move out of the palm edge zone within the timeout, provided we move out of the palm edge zone within the timeout, provided
@ -520,6 +523,8 @@ tp_palm_detect(struct tp_dispatch *tp, struct tp_touch *t, uint64_t time)
tp_normalize_delta(tp, delta)); tp_normalize_delta(tp, delta));
if ((dirs & DIRECTIONS) && !(dirs & ~DIRECTIONS)) { if ((dirs & DIRECTIONS) && !(dirs & ~DIRECTIONS)) {
t->palm.state = PALM_NONE; t->palm.state = PALM_NONE;
log_debug(tp_libinput_context(tp),
"palm: touch released, out of edge zone\n");
} }
} }
return; return;
@ -541,6 +546,11 @@ tp_palm_detect(struct tp_dispatch *tp, struct tp_touch *t, uint64_t time)
t->palm.state = PALM_EDGE; t->palm.state = PALM_EDGE;
t->palm.time = time; t->palm.time = time;
t->palm.first = t->point; t->palm.first = t->point;
out:
log_debug(tp_libinput_context(tp),
"palm: palm detected (%s)\n",
t->palm.state == PALM_EDGE ? "edge" : "typing");
} }
static void static void
@ -923,7 +933,10 @@ tp_keyboard_timeout(uint64_t now, void *data)
struct tp_dispatch *tp = data; struct tp_dispatch *tp = data;
tp_tap_resume(tp, now); tp_tap_resume(tp, now);
tp->dwt.keyboard_active = false; tp->dwt.keyboard_active = false;
log_debug(tp_libinput_context(tp), "palm: keyboard timeout\n");
} }
static inline bool static inline bool
@ -1048,6 +1061,11 @@ tp_interface_device_added(struct evdev_device *device,
if (added_device->tags & EVDEV_TAG_KEYBOARD && if (added_device->tags & EVDEV_TAG_KEYBOARD &&
tp->dwt.keyboard == NULL && tp->dwt.keyboard == NULL &&
tp_want_dwt(device, added_device)) { tp_want_dwt(device, added_device)) {
log_debug(tp_libinput_context(tp),
"palm: dwt activated with %s<->%s\n",
device->devname,
added_device->devname);
libinput_device_add_event_listener(&added_device->base, libinput_device_add_event_listener(&added_device->base,
&tp->dwt.keyboard_listener, &tp->dwt.keyboard_listener,
tp_keyboard_event, tp); tp_keyboard_event, tp);