refactor(mouse): Remove mouse work queue, Kconfig

* Remove now-unused mouse work queue and related mouse main file.
* Move ticks config into a DTS property on the two axis input behavior.

app/CMakeLists.txt

@@ -22,7 +22,6 @@ target_sources(app PRIVATE src/activity.c)
 target_sources(app PRIVATE src/behavior.c)
 target_sources(app PRIVATE src/kscan.c)
 target_sources(app PRIVATE src/matrix_transform.c)
-target_sources_ifdef(CONFIG_ZMK_MOUSE app PRIVATE src/mouse/main.c)
 target_sources_ifdef(CONFIG_ZMK_MOUSE app PRIVATE src/mouse/input_config.c)
 target_sources(app PRIVATE src/sensors.c)
 target_sources_ifdef(CONFIG_ZMK_WPM app PRIVATE src/wpm.c)
@@ -37,7 +36,6 @@ target_sources(app PRIVATE src/behaviors/behavior_reset.c)
 target_sources_ifdef(CONFIG_ZMK_EXT_POWER app PRIVATE src/behaviors/behavior_ext_power.c)
 if ((NOT CONFIG_ZMK_SPLIT) OR CONFIG_ZMK_SPLIT_ROLE_CENTRAL)
   target_sources(app PRIVATE src/hid.c)
-  target_sources_ifdef(CONFIG_ZMK_MOUSE app PRIVATE src/mouse/main.c)
   target_sources_ifdef(CONFIG_ZMK_MOUSE app PRIVATE src/mouse/hid_input_listener.c)
   target_sources(app PRIVATE src/behaviors/behavior_key_press.c)
   target_sources_ifdef(CONFIG_ZMK_BEHAVIOR_KEY_TOGGLE app PRIVATE src/behaviors/behavior_key_toggle.c)

app/dts/bindings/behaviors/zmk,behavior-input-two-axis.yaml

@@ -11,6 +11,10 @@ properties:
   y-input-code:
     type: int
     required: true
+  trigger-period-ms:
+    type: int
+    default: 16
+    description: The time (in ms) between generated inputs when an input has non-zero speed.
   delay-ms:
     type: int
   time-to-max-speed-ms:

app/include/zmk/mouse.h

@@ -10,5 +10,3 @@
 
 typedef uint8_t zmk_mouse_button_flags_t;
 typedef uint16_t zmk_mouse_button_t;
-
-int zmk_mouse_init(void);

app/src/behaviors/behavior_input_two_axis.c

@@ -43,12 +43,13 @@ struct behavior_input_two_axis_data {
 struct behavior_input_two_axis_config {
     int16_t x_code;
     int16_t y_code;
-    int delay_ms;
-    int time_to_max_speed_ms;
+    uint16_t delay_ms;
+    uint16_t time_to_max_speed_ms;
+    uint8_t trigger_period_ms;
     // acceleration exponent 0: uniform speed
     // acceleration exponent 1: uniform acceleration
     // acceleration exponent 2: uniform jerk
-    int acceleration_exponent;
+    uint8_t acceleration_exponent;
 };
 
 #if CONFIG_MINIMAL_LIBC
@@ -107,10 +108,9 @@ static float update_movement_1d(const struct behavior_input_two_axis_config *con
     }
 
     int64_t move_duration = ms_since_start(state->start_time, now, config->delay_ms);
-    move =
-        (move_duration > 0)
-            ? (speed(config, state->speed, move_duration) * CONFIG_ZMK_MOUSE_TICK_DURATION / 1000)
-            : 0;
+    move = (move_duration > 0)
+               ? (speed(config, state->speed, move_duration) * config->trigger_period_ms / 1000)
+               : 0;
 
     track_remainder(&(move), &(state->remainder));
 
@@ -165,7 +165,7 @@ static void tick_work_cb(struct k_work *work) {
     }
 
     if (should_be_working(data)) {
-        k_work_schedule(&data->tick_work, K_MSEC(CONFIG_ZMK_MOUSE_TICK_DURATION));
+        k_work_schedule(&data->tick_work, K_MSEC(cfg->trigger_period_ms));
     }
 }
 
@@ -183,11 +183,12 @@ static void set_start_times_for_activity(struct movement_state_2d *state) {
 
 static void update_work_scheduling(const struct device *dev) {
     struct behavior_input_two_axis_data *data = dev->data;
+    const struct behavior_input_two_axis_config *cfg = dev->config;
 
     set_start_times_for_activity(&data->state);
 
     if (should_be_working(data)) {
-        k_work_schedule(&data->tick_work, K_MSEC(CONFIG_ZMK_MOUSE_TICK_DURATION));
+        k_work_schedule(&data->tick_work, K_MSEC(cfg->trigger_period_ms));
     } else {
         k_work_cancel_delayable(&data->tick_work);
     }
@@ -260,6 +261,7 @@ static const struct behavior_driver_api behavior_input_two_axis_driver_api = {
     static struct behavior_input_two_axis_config behavior_input_two_axis_config_##n = {            \
         .x_code = DT_INST_PROP(n, x_input_code),                                                   \
         .y_code = DT_INST_PROP(n, y_input_code),                                                   \
+        .trigger_period_ms = DT_INST_PROP(n, trigger_period_ms),                                   \
         .delay_ms = DT_INST_PROP_OR(n, delay_ms, 0),                                               \
         .time_to_max_speed_ms = DT_INST_PROP(n, time_to_max_speed_ms),                             \
         .acceleration_exponent = DT_INST_PROP_OR(n, acceleration_exponent, 1),                     \

app/src/main.c

@@ -32,8 +32,5 @@ int main(void) {
     zmk_display_init();
 #endif /* CONFIG_ZMK_DISPLAY */
 
-#ifdef CONFIG_ZMK_MOUSE
-    zmk_mouse_init();
-#endif /* CONFIG_ZMK_MOUSE */
     return 0;
 }

app/src/mouse/Kconfig

@@ -7,34 +7,3 @@ config ZMK_MOUSE
     select INPUT
     select INPUT_THREAD_PRIORITY_OVERRIDE
 
-config ZMK_MOUSE_TICK_DURATION
-    int "Mouse tick duration in ms"
-    default 16
-
-if ZMK_MOUSE
-
-choice ZMK_MOUSE_WORK_QUEUE
-    prompt "Work queue selection for mouse events"
-    default ZMK_MOUSE_WORK_QUEUE_DEDICATED
-
-config ZMK_MOUSE_WORK_QUEUE_SYSTEM
-    bool "Use default system work queue for mouse events"
-
-config ZMK_MOUSE_WORK_QUEUE_DEDICATED
-    bool "Use dedicated work queue for mouse events"
-
-endchoice
-
-if ZMK_MOUSE_WORK_QUEUE_DEDICATED
-
-config ZMK_MOUSE_DEDICATED_THREAD_STACK_SIZE
-    int "Stack size for dedicated mouse thread/queue"
-    default 2048
-
-config ZMK_MOUSE_DEDICATED_THREAD_PRIORITY
-    int "Thread priority for dedicated mouse thread/queue"
-    default 3
-
-endif # ZMK_MOUSE_WORK_QUEUE_DEDICATED
-
-endif