X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=common%2Fusb.c;h=d9bcb5a57e89f5922aaba1e353a120d82490ef34;hb=ba742b839c524f7723799d750a540ad3fe70ca7f;hp=b70f614d244f56a2ea2c29b007f45158dc92818c;hpb=fd09c205fc57b90a782cac33449ef172575d0a8c;p=oweals%2Fu-boot.git

diff --git a/common/usb.c b/common/usb.c
index b70f614d24..d9bcb5a57e 100644
--- a/common/usb.c
+++ b/common/usb.c
@@ -192,12 +192,15 @@ int usb_disable_asynch(int disable)
  */
 
 /*
- * submits an Interrupt Message
+ * submits an Interrupt Message. Some drivers may implement non-blocking
+ * polling: when non-block is true and the device is not responding return
+ * -EAGAIN instead of waiting for device to respond.
  */
-int usb_submit_int_msg(struct usb_device *dev, unsigned long pipe,
-			void *buffer, int transfer_len, int interval)
+int usb_int_msg(struct usb_device *dev, unsigned long pipe,
+		void *buffer, int transfer_len, int interval, bool nonblock)
 {
-	return submit_int_msg(dev, pipe, buffer, transfer_len, interval);
+	return submit_int_msg(dev, pipe, buffer, transfer_len, interval,
+			      nonblock);
 }
 
 /*