Changeset c19329a in mainline for uspace/lib/usb/src/request.c

Timestamp:

2011-04-10T10:51:27Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

6ee6e6f

Parents:

1c258d1

Message:

Add usb_request_clear_endpoint_halt()

File:

• uspace/lib/usb/src/request.c (modified) (1 diff)

uspace/lib/usb/src/request.c

@@ -871 +871 @@
 }
 
+/** Clear halt bit of an endpoint pipe (after pipe stall).
+ *
+ * @param pipe Control pipe.
+ * @param ep_index Endpoint index (in native endianness).
+ * @return Error code.
+ */
+int usb_request_clear_endpoint_halt(usb_pipe_t *pipe, uint16_t ep_index)
+{
+        return usb_request_clear_feature(pipe,
+            USB_REQUEST_TYPE_STANDARD, USB_REQUEST_RECIPIENT_ENDPOINT,
+            uint16_host2usb(USB_FEATURE_SELECTOR_ENDPOINT_HALT),
+            uint16_host2usb(ep_index));
+}
+
 /**
  * @}