diff options
| -rw-r--r-- | tmk_core/protocol/chibios/usb_main.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tmk_core/protocol/chibios/usb_main.c b/tmk_core/protocol/chibios/usb_main.c index 9b139b3992..3b16a0ff7b 100644 --- a/tmk_core/protocol/chibios/usb_main.c +++ b/tmk_core/protocol/chibios/usb_main.c @@ -934,6 +934,17 @@ static void send_extra(uint8_t report_id, uint16_t data) { return; } + if (usbGetTransmitStatusI(&USB_DRIVER, SHARED_IN_EPNUM)) { + /* Need to either suspend, or loop and call unlock/lock during + * every iteration - otherwise the system will remain locked, + * no interrupts served, so USB not going through as well. + * Note: for suspend, need USB_USE_WAIT == TRUE in halconf.h */ + if (osalThreadSuspendTimeoutS(&(&USB_DRIVER)->epc[SHARED_IN_EPNUM]->in_state->thread, TIME_MS2I(10)) == MSG_TIMEOUT) { + osalSysUnlock(); + return; + } + } + static report_extra_t report; report = (report_extra_t){.report_id = report_id, .usage = data}; |