From ce82b347f902656a5857d26e0f64e24ce4b65c02 Mon Sep 17 00:00:00 2001
From: NIIBE Yutaka <gniibe@fsij.org>
Date: Fri, 17 Nov 2017 16:22:02 +0900
Subject: [PATCH] Make sure to turn off LED soon.

---
 ChangeLog      | 1 +
 src/usb-ccid.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 10a1d83..98d5fde 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -10,6 +10,7 @@
 	* src/usb-ccid.c (usb_event_handle): Use 2 for call of
 	chopstx_conf_idle on suspend.  Call random_fini on suspend
 	to stop ADC module.  Call random_init on wakeup.
+	Sleep a bit to switch main thread.
 
 2017-11-16  NIIBE Yutaka  <gniibe@fsij.org>
 
diff --git a/src/usb-ccid.c b/src/usb-ccid.c
index afaf277..b3ff151 100644
--- a/src/usb-ccid.c
+++ b/src/usb-ccid.c
@@ -1653,6 +1653,7 @@ usb_event_handle (struct usb_dev *dev)
 
     case USB_EVENT_DEVICE_SUSPEND:
       led_blink (LED_OFF);
+      chopstx_usec_wait (10);	/* Make sure LED off */
       random_fini ();
       chopstx_conf_idle (2);
       bDeviceState |= USB_DEVICE_STATE_SUSPEND;