refactor: `k_work_queue` API updates.

app/src/behaviors/behavior_hold_tap.c

@@ -71,7 +71,7 @@ struct active_hold_tap {
     int64_t timestamp;
     enum status status;
     const struct behavior_hold_tap_config *config;
-    struct k_delayed_work work;
+    struct k_work_delayable work;
     bool work_is_cancelled;
 
     // initialized to -1, which is to be interpreted as "no other key has been pressed yet"
@@ -522,7 +522,7 @@ static int on_hold_tap_binding_pressed(struct zmk_behavior_binding *binding,
     // if this behavior was queued we have to adjust the timer to only
     // wait for the remaining time.
     int32_t tapping_term_ms_left = (hold_tap->timestamp + cfg->tapping_term_ms) - k_uptime_get();
-    k_delayed_work_submit(&hold_tap->work, K_MSEC(tapping_term_ms_left));
+    k_work_schedule(&hold_tap->work, K_MSEC(tapping_term_ms_left));
 
     return ZMK_BEHAVIOR_OPAQUE;
 }
@@ -537,7 +537,7 @@ static int on_hold_tap_binding_released(struct zmk_behavior_binding *binding,
 
     // If these events were queued, the timer event may be queued too late or not at all.
     // We insert a timer event before the TH_KEY_UP event to verify.
-    int work_cancel_result = k_delayed_work_cancel(&hold_tap->work);
+    int work_cancel_result = k_work_cancel_delayable(&hold_tap->work);
     if (event.timestamp > (hold_tap->timestamp + hold_tap->config->tapping_term_ms)) {
         decide_hold_tap(hold_tap, HT_TIMER_EVENT);
     }
@@ -666,7 +666,7 @@ static int behavior_hold_tap_init(const struct device *dev) {
 
     if (init_first_run) {
         for (int i = 0; i < ZMK_BHV_HOLD_TAP_MAX_HELD; i++) {
-            k_delayed_work_init(&active_hold_taps[i].work, behavior_hold_tap_timer_work_handler);
+            k_work_init_delayable(&active_hold_taps[i].work, behavior_hold_tap_timer_work_handler);
             active_hold_taps[i].position = ZMK_BHV_HOLD_TAP_POSITION_NOT_USED;
         }
     }

app/src/behaviors/behavior_sticky_key.c

@@ -44,7 +44,7 @@ struct active_sticky_key {
     bool timer_started;
     bool timer_cancelled;
     int64_t release_at;
-    struct k_delayed_work release_timer;
+    struct k_work_delayable release_timer;
     // usage page and keycode for the key that is being modified by this sticky key
     uint8_t modified_key_usage_page;
     uint32_t modified_key_keycode;
@@ -119,7 +119,7 @@ static inline int release_sticky_key_behavior(struct active_sticky_key *sticky_k
 }
 
 static int stop_timer(struct active_sticky_key *sticky_key) {
-    int timer_cancel_result = k_delayed_work_cancel(&sticky_key->release_timer);
+    int timer_cancel_result = k_work_cancel_delayable(&sticky_key->release_timer);
     if (timer_cancel_result == -EINPROGRESS) {
         // too late to cancel, we'll let the timer handler clear up.
         sticky_key->timer_cancelled = true;
@@ -168,7 +168,7 @@ static int on_sticky_key_binding_released(struct zmk_behavior_binding *binding,
     // adjust timer in case this behavior was queued by a hold-tap
     int32_t ms_left = sticky_key->release_at - k_uptime_get();
     if (ms_left > 0) {
-        k_delayed_work_submit(&sticky_key->release_timer, K_MSEC(ms_left));
+        k_work_schedule(&sticky_key->release_timer, K_MSEC(ms_left));
     }
     return ZMK_BEHAVIOR_OPAQUE;
 }
@@ -268,8 +268,8 @@ static int behavior_sticky_key_init(const struct device *dev) {
     static bool init_first_run = true;
     if (init_first_run) {
         for (int i = 0; i < ZMK_BHV_STICKY_KEY_MAX_HELD; i++) {
-            k_delayed_work_init(&active_sticky_keys[i].release_timer,
-                                behavior_sticky_key_timer_handler);
+            k_work_init_delayable(&active_sticky_keys[i].release_timer,
+                                  behavior_sticky_key_timer_handler);
             active_sticky_keys[i].position = ZMK_BHV_STICKY_KEY_POSITION_FREE;
         }
     }

app/src/combo.c

@@ -389,7 +389,7 @@ static void update_timeout_task() {
         k_work_cancel_delayable(&timeout_task);
         return;
     }
-    if (k_work_schedule(&timeout_task, K_MSEC(first_timeout - k_uptime_get())) == 0) {
+    if (k_work_schedule(&timeout_task, K_MSEC(first_timeout - k_uptime_get())) >= 0) {
         timeout_task_timeout_at = first_timeout;
     }
 }

app/src/display/main.c

@@ -95,9 +95,9 @@ int zmk_display_init() {
     }
 
 #if IS_ENABLED(CONFIG_ZMK_DISPLAY_WORK_QUEUE_DEDICATED)
-    k_work_q_start(&display_work_q, display_work_stack_area,
-                   K_THREAD_STACK_SIZEOF(display_work_stack_area),
-                   CONFIG_ZMK_DISPLAY_DEDICATED_THREAD_PRIORITY);
+    k_work_queue_start(&display_work_q, display_work_stack_area,
+                       K_THREAD_STACK_SIZEOF(display_work_stack_area),
+                       CONFIG_ZMK_DISPLAY_DEDICATED_THREAD_PRIORITY, NULL);
 #endif
 
     screen = zmk_display_status_screen();

app/src/hog.c

@@ -262,8 +262,9 @@ int zmk_hog_send_consumer_report(struct zmk_hid_consumer_report_body *report) {
 };
 
 int zmk_hog_init(const struct device *_arg) {
-    k_work_q_start(&hog_work_q, hog_q_stack, K_THREAD_STACK_SIZEOF(hog_q_stack),
-                   CONFIG_ZMK_BLE_THREAD_PRIORITY);
+    static const struct k_work_queue_config queue_config = {.name = "HID Over GATT Send Work"};
+    k_work_queue_start(&hog_work_q, hog_q_stack, K_THREAD_STACK_SIZEOF(hog_q_stack),
+                       CONFIG_ZMK_BLE_THREAD_PRIORITY, &queue_config);
 
     return 0;
 }

app/src/split/bluetooth/central.c

@@ -562,9 +562,9 @@ int zmk_split_bt_invoke_behavior(uint8_t source, struct zmk_behavior_binding *bi
 }
 
 int zmk_split_bt_central_init(const struct device *_arg) {
-    k_work_q_start(&split_central_split_run_q, split_central_split_run_q_stack,
-                   K_THREAD_STACK_SIZEOF(split_central_split_run_q_stack),
-                   CONFIG_ZMK_BLE_THREAD_PRIORITY);
+    k_work_queue_start(&split_central_split_run_q, split_central_split_run_q_stack,
+                       K_THREAD_STACK_SIZEOF(split_central_split_run_q_stack),
+                       CONFIG_ZMK_BLE_THREAD_PRIORITY, NULL);
     bt_conn_cb_register(&conn_callbacks);
 
     return start_scan();

app/src/split/bluetooth/service.c

@@ -152,8 +152,10 @@ int zmk_split_bt_position_released(uint8_t position) {
 }
 
 int service_init(const struct device *_arg) {
-    k_work_q_start(&service_work_q, service_q_stack, K_THREAD_STACK_SIZEOF(service_q_stack),
-                   CONFIG_ZMK_SPLIT_BLE_PERIPHERAL_PRIORITY);
+    static const struct k_work_queue_config queue_config = {
+        .name = "Split Peripheral Notification Queue"};
+    k_work_queue_start(&service_work_q, service_q_stack, K_THREAD_STACK_SIZEOF(service_q_stack),
+                       CONFIG_ZMK_SPLIT_BLE_PERIPHERAL_PRIORITY, &queue_config);
 
     return 0;
 }