43     int chan_id;  member
49     int chan_id;  member
62     int chan_id = -1;  in gpio_etm_event_register_to_group()  local
67             chan_id = j;  in gpio_etm_event_register_to_group()
74     ESP_RETURN_ON_FALSE(chan_id != -1, ESP_ERR_NOT_FOUND, TAG, "no free event channel");  in gpio_etm_event_register_to_group()
76     event->chan_id = chan_id;  in gpio_etm_event_register_to_group()
83     int chan_id = -1;  in gpio_etm_task_register_to_group()  local
88             chan_id = j;  in gpio_etm_task_register_to_group()
95     ESP_RETURN_ON_FALSE(chan_id != -1, ESP_ERR_NOT_FOUND, TAG, "no free task channel");  in gpio_etm_task_register_to_group()
97     task->chan_id = chan_id;  in gpio_etm_task_register_to_group()
104     int chan_id = event->chan_id;  in gpio_etm_event_unregister_from_group()  local
106     group->events[chan_id] = NULL;  in gpio_etm_event_unregister_from_group()
113     int chan_id = task->chan_id;  in gpio_etm_task_unregister_from_group()  local
115     group->tasks[chan_id] = NULL;  in gpio_etm_task_unregister_from_group()
142     gpio_ll_etm_enable_event_channel(group->dev, gpio_event->chan_id, false);  in gpio_del_etm_event()
169     int chan_id = event->chan_id;  in gpio_new_etm_event()  local
174         event_id = GPIO_LL_ETM_EVENT_ID_ANY_EDGE(chan_id);  in gpio_new_etm_event()
177         event_id = GPIO_LL_ETM_EVENT_ID_POS_EDGE(chan_id);  in gpio_new_etm_event()
180         event_id = GPIO_LL_ETM_EVENT_ID_NEG_EDGE(chan_id);  in gpio_new_etm_event()
189     ESP_LOGD(TAG, "new event @%p, event_id=%"PRIu32", chan_id=%d", event, event_id, chan_id);  in gpio_new_etm_event()
213     int chan_id = task->chan_id;  in gpio_new_etm_task()  local
218         task_id = GPIO_LL_ETM_TASK_ID_SET(chan_id);  in gpio_new_etm_task()
221         task_id = GPIO_LL_ETM_TASK_ID_CLR(chan_id);  in gpio_new_etm_task()
224         task_id = GPIO_LL_ETM_TASK_ID_TOG(chan_id);  in gpio_new_etm_task()
233     ESP_LOGD(TAG, "new task @%p, task_id=%"PRIu32", chan_id=%d", task, task_id, chan_id);  in gpio_new_etm_task()
252     gpio_ll_etm_enable_event_channel(group->dev, gpio_event->chan_id, false);  in gpio_etm_event_bind_gpio()
254     gpio_ll_etm_event_channel_set_gpio(group->dev, gpio_event->chan_id, gpio_num);  in gpio_etm_event_bind_gpio()
256     gpio_ll_etm_enable_event_channel(group->dev, gpio_event->chan_id, true);  in gpio_etm_event_bind_gpio()
273         gpio_ll_etm_gpio_set_task_channel(group->dev, gpio_num, gpio_task->chan_id);  in gpio_etm_task_add_gpio()
296             (gpio_ll_etm_gpio_get_task_channel(group->dev, gpio_num) == gpio_task->chan_id)) {  in gpio_etm_task_rm_gpio()