weston evdev libinput

디바이스 마다 인식 방법이 차이가 있을줄을 알았지만.. 어우..

struct evdev_device * evdev_device_create(struct libinput_device *libinput_device,     struct weston_seat *seat) { struct evdev_device *device; device = zalloc(sizeof *device); if (device == NULL) return NULL; weston_log("%s:%d\n",__func__,__LINE__); device->seat = seat; wl_list_init(&device->link); device->device = libinput_device; if (libinput_device_has_capability(libinput_device,    LIBINPUT_DEVICE_CAP_KEYBOARD)) { weston_seat_init_keyboard(seat, NULL); device->seat_caps |= EVDEV_SEAT_KEYBOARD; weston_log("%s:%d\n",__func__,__LINE__); } if (libinput_device_has_capability(libinput_device,    LIBINPUT_DEVICE_CAP_POINTER)) { weston_seat_init_pointer(seat); device->seat_caps |= EVDEV_SEAT_POINTER; weston_log("%s:%d\n",__func__,__LINE__); } if (libinput_device_has_capability(libinput_device,    LIBINPUT_DEVICE_CAP_TOUCH)) { weston_seat_init_touch(seat); device->seat_caps |= EVDEV_SEAT_TOUCH; device->touch_device = create_touch_device(device); weston_log("%s:%d\n",__func__,__LINE__); } libinput_device_set_user_data(libinput_device, device); libinput_device_ref(libinput_device); return device; }

 

LIBINPUT_EXPORT int libinput_device_has_capability(struct libinput_device *device,        enum libinput_device_capability capability) { return evdev_device_has_capability((struct evdev_device *) device,    capability); }

[링크 : https://github.com/jadahl/libinput/blob/master/src/libinput.c#L938]

 

int evdev_device_has_capability(struct evdev_device *device,     enum libinput_device_capability capability) { switch (capability) { case LIBINPUT_DEVICE_CAP_POINTER: return !!(device->seat_caps & EVDEV_DEVICE_POINTER); case LIBINPUT_DEVICE_CAP_KEYBOARD: return !!(device->seat_caps & EVDEV_DEVICE_KEYBOARD); case LIBINPUT_DEVICE_CAP_TOUCH: return !!(device->seat_caps & EVDEV_DEVICE_TOUCH); default: return 0; } }

[링크 : https://github.com/jadahl/libinput/blob/master/src/evdev.c#L699]

 

장치별로 인식되는 차이 확인! 커서가 안뜨던 녀석은 touch로 인식

[08:25:22.166] event2  - eGalax Inc. eGalaxTouch P80H84 0900 v12 k4.18.200: is tagged by udev as: Touchscreen [08:25:22.166] event2  - eGalax Inc. eGalaxTouch P80H84 0900 v12 k4.18.200: device is a touch device [08:25:22.176] event3  - FHD WebCam: FHD WebCam: is tagged by udev as: Keyboard [08:25:22.176] event3  - FHD WebCam: FHD WebCam: device is a keyboard [08:25:22.181] event1  - audio-hdmi HDMI Jack: is tagged by udev as: Switch [08:25:22.181] event1  - not using input device '/dev/input/event1' [08:25:22.181] evdev_device_create:856 [08:25:22.208] evdev_device_create:865 // LIBINPUT_DEVICE_CAP_KEYBOARD [08:25:22.208] libinput: configuring device "30370000.snvs:snvs-powerkey". [08:25:22.208] evdev_device_create:856 [08:25:22.208] Touchscreen - eGalax Inc. eGalaxTouch P80H84 0900 v12 k4.18.200 - /sys/devices/platform/soc@0/32f10108.usb/38200000.dwc3/xhci-hcd.0.auto/usb1/1-1/1-1.3/1-1.3.2/1-1 [08:25:22.208] evdev_device_create:878 // LIBINPUT_DEVICE_CAP_TOUCH [08:25:22.208] libinput: configuring device "eGalax Inc. eGalaxTouch P80H84 0900 v12 k4.18.200". [08:25:22.208] input device event2 has no enabled output associated (none named), skipping calibration for now. [08:25:22.208] evdev_device_create:856 [08:25:22.208] evdev_device_create:865 // LIBINPUT_DEVICE_CAP_KEYBOARD [08:25:22.208] libinput: configuring device "FHD WebCam: FHD WebCam". [08:25:22.209] DRM: head 'LVDS-1' found, connector 39 is connected, EDID make 'unknown', model 'unknown', serial 'unknown' [08:25:22.210] DRM: head 'HDMI-A-1' found, connector 40 is connected, EDID make 'unknown', model 'unknown', serial 'unknown'

 

얘는 특이하게도 MT protocol B를 쓰더니, 그래서 그런가 pointer와 touch 두 가지로 인식

[08:30:59.219] event5  - eGalax Inc. eGalaxTouch EXC3188-3374-08.00.00.00 19" UNKNOWN: is tagged by udev as: Mouse [08:30:59.220] event5  - eGalax Inc. eGalaxTouch EXC3188-3374-08.00.00.00 19" UNKNOWN: device is a pointer [08:30:59.221] evdev_device_create:856 [08:30:59.221] evdev_device_create:871 // LIBINPUT_DEVICE_CAP_POINTER [08:30:59.221] libinput: configuring device "eGalax Inc. eGalaxTouch EXC3188-3374-08.00.00.00 19" UNKNOWN". [08:30:59.221] input device event5 has no enabled output associated (none named), skipping calibration for now. [08:30:59.221] associating input device event5 with output LVDS-1 (none by udev) [08:30:59.312] event4  - eGalax Inc. eGalaxTouch EXC3188-3374-08.00.00.00 19": is tagged by udev as: Touchscreen [08:30:59.312] event4  - eGalax Inc. eGalaxTouch EXC3188-3374-08.00.00.00 19": device is a touch device [08:30:59.313] evdev_device_create:856 [08:30:59.313] Touchscreen - eGalax Inc. eGalaxTouch EXC3188-3374-08.00.00.00 19" - /sys/devices/platform/soc@0/32f10108.usb/38200000.dwc3/xhci-hcd.0.auto/usb1/1-1/1-1.3/1-1.3.1/1-1.3.1:1.0/0003:0EEF:C000.0002/input/input5/event4 [08:30:59.313] evdev_device_create:878 // LIBINPUT_DEVICE_CAP_TOUCH [08:30:59.313] libinput: configuring device "eGalax Inc. eGalaxTouch EXC3188-3374-08.00.00.00 19"". [08:30:59.313] input device event4 has no enabled output associated (none named), skipping calibration for now. [08:30:59.313] associating input device event4 with output LVDS-1 (none by udev)

 

내가 만든건.. 일단 ABS로 하긴 했지만 pointer 디바이스로 인식..

이제 어떻게 하면 touch로 하냐가 문제네

[08:40:03.449] event4  - vnc virtual keyboard driver: is tagged by udev as: Keyboard [08:40:03.450] event4  - vnc virtual keyboard driver: device is a keyboard [08:40:03.450] evdev_device_create:856 [08:40:03.450] evdev_device_create:865 // LIBINPUT_DEVICE_CAP_KEYBOARD [08:40:03.450] libinput: configuring device "vnc virtual keyboard driver". [08:40:03.450] associating input device event4 with output LVDS-1 (none by udev) [08:40:03.453] event5  - TouchPad: is tagged by udev as: Mouse [08:40:03.453] event5  - TouchPad: device is a pointer [08:40:03.454] evdev_device_create:856 [08:40:03.454] evdev_device_create:871 // LIBINPUT_DEVICE_CAP_POINTER [08:40:03.454] libinput: configuring device "TouchPad". [08:40:03.454] input device event5 has no enabled output associated (none named), skipping calibration for now. [08:40:03.454] associating input device event5 with output LVDS-1 (none by udev)