Changeset 7977fa1 in mainline for uspace/drv/uhci/uhci_struct/transfer_descriptor.h

Timestamp:

2011-01-25T19:16:03Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

89a0485a

Parents:

d5f7a8ab

Message:

Add append function, check return value of TD init

File:

• uspace/drv/uhci/uhci_struct/transfer_descriptor.h (modified) (2 diffs)

uspace/drv/uhci/uhci_struct/transfer_descriptor.h

@@ -38 +38 @@
 #include <usb/usb.h>
 
+#include "translating_malloc.h"
 #include "callback.h"
 #include "link_pointer.h"
@@ -120 +121 @@
 }
 
+static inline void transfer_descriptor_append(
+  transfer_descriptor_t *instance, transfer_descriptor_t *item)
+{
+        assert(instance);
+        instance->next_va = item;
+        instance->next = (uintptr_t)addr_to_phys( item ) & LINK_POINTER_ADDRESS_MASK;
+}
+
 #endif
 /**