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plugin: don't register the mouse-wheel plugin for passthrough devices

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If a device is immediately set to PASSTHROUGH let's skip registering
this plugin for this device. We're not doing anything with the events
anyway.

Part-of: <https://gitlab.freedesktop.org/libinput/libinput/-/merge_requests/1300>
This commit is contained in:
Peter Hutterer 2025-08-18 12:21:01 +10:00
parent b2cd9c69a0
commit 2f2bd357bc
1 changed files with 17 additions and 20 deletions
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37
src/libinput-plugin-mouse-wheel.c
View file

@ -64,7 +64,6 @@ enum wheel_event {
enum ignore_strategy {
MAYBE = 1, /* use heuristics but don't yet accumulate */
PASSTHROUGH, /* do not accumulate, pass through */
ACCUMULATE, /* accumulate scroll wheel events */
ALWAYS_ACCUMULATE, /* always accumulate wheel events */
};
@ -174,7 +173,6 @@ wheel_handle_event_on_state_none(struct plugin_device *pd,
case ALWAYS_ACCUMULATE:
pd->state = WHEEL_STATE_ACCUMULATING_SCROLL;
break;
case PASSTHROUGH:
case MAYBE:
pd->state = WHEEL_STATE_SCROLLING;
break;
@ -462,8 +460,10 @@ wheel_plugin_device_create(struct libinput_plugin *libinput_plugin,
struct libinput_device *device)
{
struct evdev_device *evdev = evdev_device(device);
struct plugin_device *pd = zalloc(sizeof(*pd));
if (evdev_device_is_virtual(evdev))
return NULL;
struct plugin_device *pd = zalloc(sizeof(*pd));
pd->parent = plugin;
pd->device = libinput_device_ref(device);
pd->state = WHEEL_STATE_NONE;
@ -471,22 +471,16 @@ wheel_plugin_device_create(struct libinput_plugin *libinput_plugin,
pd->min_movement = ACC_V120_THRESHOLD;
ratelimit_init(&pd->hires_warning_limit, s2us(24 * 60 * 60), 1);
if (evdev_device_is_virtual(evdev))
pd->ignore_small_hi_res_movements = PASSTHROUGH;
else if (libinput_device_has_model_quirk(device,
QUIRK_MODEL_LOGITECH_MX_MASTER_3))
if (libinput_device_has_model_quirk(device, QUIRK_MODEL_LOGITECH_MX_MASTER_3))
pd->ignore_small_hi_res_movements = ALWAYS_ACCUMULATE;
else
pd->ignore_small_hi_res_movements = MAYBE;
if (pd->ignore_small_hi_res_movements != PASSTHROUGH) {
pd->scroll_timer =
libinput_plugin_timer_new(libinput_plugin,
libinput_device_get_sysname(device),
wheel_on_scroll_timer_timeout,
pd);
}
pd->scroll_timer =
libinput_plugin_timer_new(libinput_plugin,
libinput_device_get_sysname(device),
wheel_on_scroll_timer_timeout,
pd);
return pd;
}
@ -528,17 +522,20 @@ wheel_plugin_device_new(struct libinput_plugin *libinput_plugin,
!libevdev_has_event_code(libevdev, EV_REL, REL_HWHEEL_HI_RES))
return;
struct plugin_data *plugin = libinput_plugin_get_user_data(libinput_plugin);
struct plugin_device *pd =
wheel_plugin_device_create(libinput_plugin, plugin, device);
if (!pd)
return;
list_take_append(&plugin->devices, pd, link);
libinput_plugin_enable_device_event_frame(libinput_plugin, device, true);
libinput_plugin_enable_evdev_usage(libinput_plugin, EVDEV_REL_WHEEL);
libinput_plugin_enable_evdev_usage(libinput_plugin, EVDEV_REL_WHEEL_HI_RES);
libinput_plugin_enable_evdev_usage(libinput_plugin, EVDEV_REL_HWHEEL);
libinput_plugin_enable_evdev_usage(libinput_plugin, EVDEV_REL_HWHEEL_HI_RES);
struct plugin_data *plugin = libinput_plugin_get_user_data(libinput_plugin);
struct plugin_device *pd =
wheel_plugin_device_create(libinput_plugin, plugin, device);
list_take_append(&plugin->devices, pd, link);
}
static void