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

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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.
This commit is contained in:
Joakim Tufvegren 2021-08-03 23:39:34 +02:00 committed by GitHub
parent 1409b36851
commit 982b782ce3
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1 changed files with 7 additions and 0 deletions
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7
tmk_core/protocol/chibios/usb_main.c
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@ -415,14 +415,18 @@ static inline void usb_event_wakeup_handler(void) {
#endif /* SLEEP_LED_ENABLE */ #endif /* SLEEP_LED_ENABLE */
} }
bool last_suspend_state = false;
void usb_event_queue_task(void) { void usb_event_queue_task(void) {
usbevent_t event; usbevent_t event;
while (usb_event_queue_dequeue(&event)) { while (usb_event_queue_dequeue(&event)) {
switch (event) { switch (event) {
case USB_EVENT_SUSPEND: case USB_EVENT_SUSPEND:
last_suspend_state = true;
usb_event_suspend_handler(); usb_event_suspend_handler();
break; break;
case USB_EVENT_WAKEUP: case USB_EVENT_WAKEUP:
last_suspend_state = false;
usb_event_wakeup_handler(); usb_event_wakeup_handler();
break; break;
default: default:
@ -464,6 +468,9 @@ static void usb_event_cb(USBDriver *usbp, usbevent_t event) {
qmkusbConfigureHookI(&drivers.array[i].driver); qmkusbConfigureHookI(&drivers.array[i].driver);
} }
osalSysUnlockFromISR(); osalSysUnlockFromISR();
if (last_suspend_state) {
usb_event_queue_enqueue(USB_EVENT_WAKEUP);
}
return; return;
case USB_EVENT_SUSPEND: case USB_EVENT_SUSPEND:
usb_event_queue_enqueue(USB_EVENT_SUSPEND); usb_event_queue_enqueue(USB_EVENT_SUSPEND);