From bbc2b91e9c2b438c97a2412b862f58a914d72394 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Wed, 9 Feb 2011 20:51:32 +0000
Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2726
 35acf78f-673a-0410-8e92-d51de3d6d3f4

---
 os/hal/src/serial_usb.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'os/hal')

diff --git a/os/hal/src/serial_usb.c b/os/hal/src/serial_usb.c
index 29aec2650..430218edb 100644
--- a/os/hal/src/serial_usb.c
+++ b/os/hal/src/serial_usb.c
@@ -124,6 +124,7 @@ static void inotify(GenericQueue *qp) {
     if (n != USB_ENDPOINT_BUSY) {
       sdup->iqueue.q_rdptr = sdup->iqueue.q_buffer;
       chSemSetCounterI(&sdup->iqueue.q_sem, n);
+      chIOAddFlagsI(sdup, IO_INPUT_AVAILABLE);
     }
   }
 }
@@ -142,6 +143,7 @@ static void onotify(GenericQueue *qp) {
   if (n != USB_ENDPOINT_BUSY) {
     sdup->oqueue.q_wrptr = sdup->oqueue.q_buffer;
     chSemSetCounterI(&sdup->oqueue.q_sem, SERIAL_USB_BUFFERS_SIZE);
+    chIOAddFlagsI(sdup, IO_OUTPUT_EMPTY);
   }
 }
 
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