From 61dfc26804aba33384ff57876f76b3f9031eb7c2 Mon Sep 17 00:00:00 2001
From: Diego Ismirlian <dismirlian (at) google's mail.com>
Date: Sun, 19 Nov 2017 21:17:56 -0300
Subject: USBH: improve disconnection detection; added a necessary reschedule.

---
 os/hal/src/hal_usbh.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'os/hal')

diff --git a/os/hal/src/hal_usbh.c b/os/hal/src/hal_usbh.c
index f9f4687..78ac837 100644
--- a/os/hal/src/hal_usbh.c
+++ b/os/hal/src/hal_usbh.c
@@ -302,6 +302,7 @@ msg_t usbhURBSubmitAndWaitS(usbh_urb_t *urb, systime_t timeout) {
 	_check_urb(urb);
 
 	usbhURBSubmitI(urb);
+	osalOsRescheduleS();	/* This call is necessary because usbhURBSubmitI may require a reschedule */
 	ret = usbhURBWaitTimeoutS(urb, timeout);
 	if (ret == MSG_TIMEOUT)
 		_usbh_urb_abort_and_waitS(urb, USBH_URBSTATUS_TIMEOUT);
@@ -859,9 +860,7 @@ static void _port_process_status_change(usbh_port_t *port) {
 		usbhhubClearFeaturePort(port, USBH_PORT_FEAT_C_CONNECTION);
 
 		if (port->device.status != USBH_DEVSTATUS_DISCONNECTED) {
-			if (!(port->status & USBH_PORTSTATUS_CONNECTION)) {
-				_usbh_port_disconnected(port);
-			}
+			_usbh_port_disconnected(port);
 		}
 	}
 
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