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-rw-r--r--src/udev/udev-builtin-input_id.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/udev/udev-builtin-input_id.c b/src/udev/udev-builtin-input_id.c
index 91a6141e26..ab90787f6b 100644
--- a/src/udev/udev-builtin-input_id.c
+++ b/src/udev/udev-builtin-input_id.c
@@ -135,7 +135,9 @@ static bool test_pointers(struct udev_device *dev,
bool test) {
bool has_abs_coordinates = false;
bool has_rel_coordinates = false;
+ bool has_mt_coordinates = false;
bool has_joystick_axes_or_buttons = false;
+ bool is_direct = false;
bool has_touch = false;
bool has_3d_coordinates = false;
bool has_keys = false;
@@ -168,6 +170,8 @@ static bool test_pointers(struct udev_device *dev,
finger_but_no_pen = test_bit(BTN_TOOL_FINGER, bitmask_key) && !test_bit(BTN_TOOL_PEN, bitmask_key);
has_mouse_button = test_bit(BTN_LEFT, bitmask_key);
has_rel_coordinates = test_bit(EV_REL, bitmask_ev) && test_bit(REL_X, bitmask_rel) && test_bit(REL_Y, bitmask_rel);
+ has_mt_coordinates = test_bit(ABS_MT_POSITION_X, bitmask_abs) && test_bit(ABS_MT_POSITION_Y, bitmask_abs);
+ is_direct = test_bit(INPUT_PROP_DIRECT, bitmask_props);
has_touch = test_bit(BTN_TOUCH, bitmask_key);
/* joysticks don't necessarily have buttons; e. g.
* rudders/pedals are joystick-like, but buttonless; they have
@@ -187,7 +191,7 @@ static bool test_pointers(struct udev_device *dev,
if (has_abs_coordinates) {
if (stylus_or_pen)
is_tablet = true;
- else if (finger_but_no_pen)
+ else if (finger_but_no_pen && !is_direct)
is_touchpad = true;
else if (has_mouse_button)
/* This path is taken by VMware's USB mouse, which has
@@ -198,6 +202,8 @@ static bool test_pointers(struct udev_device *dev,
else if (has_joystick_axes_or_buttons)
is_joystick = true;
}
+ if (has_mt_coordinates && is_direct)
+ is_touchscreen = true;
if (has_rel_coordinates && has_mouse_button)
is_mouse = true;