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Trigger a wakeup after USB Reset on ChibiOS. (#12831)

After a USB Reset event the device must, according to the spec wake up
from any suspend state, so the Configured event that arrives afterwards
should be interpreted as an implicit wakeup.
Joakim Tufvegren 3 年之前
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982b782ce3
共有 1 個文件被更改,包括 7 次插入0 次删除
  1. 7 0
      tmk_core/protocol/chibios/usb_main.c

+ 7 - 0
tmk_core/protocol/chibios/usb_main.c

@@ -415,14 +415,18 @@ static inline void usb_event_wakeup_handler(void) {
 #endif /* SLEEP_LED_ENABLE */
 }
 
+bool last_suspend_state = false;
+
 void usb_event_queue_task(void) {
     usbevent_t event;
     while (usb_event_queue_dequeue(&event)) {
         switch (event) {
             case USB_EVENT_SUSPEND:
+                last_suspend_state = true;
                 usb_event_suspend_handler();
                 break;
             case USB_EVENT_WAKEUP:
+                last_suspend_state = false;
                 usb_event_wakeup_handler();
                 break;
             default:
@@ -464,6 +468,9 @@ static void usb_event_cb(USBDriver *usbp, usbevent_t event) {
                 qmkusbConfigureHookI(&drivers.array[i].driver);
             }
             osalSysUnlockFromISR();
+            if (last_suspend_state) {
+                usb_event_queue_enqueue(USB_EVENT_WAKEUP);
+            }
             return;
         case USB_EVENT_SUSPEND:
             usb_event_queue_enqueue(USB_EVENT_SUSPEND);