Changeset 53338bda in mainline for uspace/drv/uhci-hcd/transfer_list.c

Timestamp:

2011-02-11T17:59:34Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

f6309b6

Parents:

518372c

Message:

remove transfers from the list

File:

• uspace/drv/uhci-hcd/transfer_list.c (modified) (1 diff)

uspace/drv/uhci-hcd/transfer_list.c

@@ -100 +100 @@
         }
 }
+/*----------------------------------------------------------------------------*/
+void transfer_list_remove_tracker(transfer_list_t *instance, tracker_t *tracker)
+{
+        assert(instance);
+        assert(tracker);
+        assert(instance->queue_head);
+        assert(tracker->td);
+
+        uint32_t pa = (uintptr_t)addr_to_phys(tracker->td);
+        if ((instance->queue_head->element & LINK_POINTER_ADDRESS_MASK) == pa) {
+                instance->queue_head->element = tracker->td->next;
+        }
+}
 /**
  * @}