Revert "Merge pull request #93 from careyk007/main"

This reverts commit 8cd8933, reversing
changes made to 3f1dfba.

app/src/usb_hid.c

@@ -15,26 +15,13 @@ static enum usb_dc_status_code usb_status;
 
 static struct device *hid_dev;
 
-static K_SEM_DEFINE(hid_sem, 1, 1);
-
-static void in_ready_cb(void)
-{
-	k_sem_give(&hid_sem);
-}
-
-static const struct hid_ops ops = 
-{
-	.int_in_ready = in_ready_cb,
-};
-
 int zmk_usb_hid_send_report(const u8_t *report, size_t len)
 {
 	if (usb_status == USB_DC_SUSPEND)
 	{
 		return usb_wakeup_request();
 	}
 
-	k_sem_take(&hid_sem, K_FOREVER);
 	return hid_int_ep_write(hid_dev, report, len, NULL);
 }
 
@@ -56,7 +43,7 @@ static int zmk_usb_hid_init(struct device *_arg)
 
 	usb_hid_register_device(hid_dev,
 							zmk_hid_report_desc, sizeof(zmk_hid_report_desc),
-							&ops);
+							NULL);
 
 	usb_hid_init(hid_dev);