g1smo
/
qmk_firmware
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

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.
daktil_manuform
Joakim Tufvegren 2021-08-03 23:39:34 +02:00 committed by GitHub
parent 1409b36851
commit 982b782ce3
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
tmk_core/protocol/chibios/usb_main.c
View File

@ -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);