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authorDasky <32983009+daskygit@users.noreply.github.com>2021-10-23 05:04:15 +0100
committerGitHub <noreply@github.com>2021-10-23 15:04:15 +1100
commit1953a968c51630cc2badfade9ee54f59c878b422 (patch)
tree25a1ef005a0ce145214d528f63290906424275be
parent1e13d07cac92946262be2a8e6e1d497b6e3a6f1c (diff)
Check usb transmit status in send_extra() (#14643)
-rw-r--r--tmk_core/protocol/chibios/usb_main.c11
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 cc282e6a9b..04049c1a9a 100644
--- a/tmk_core/protocol/chibios/usb_main.c
+++ b/tmk_core/protocol/chibios/usb_main.c
@@ -921,6 +921,17 @@ 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};