Changeset ad86349 in mainline for uspace/drv/ohci/batch.c

Timestamp:

2011-04-15T15:14:35Z (14 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

a13ed97

Parents:

27eb1fe

Message:

Support short packets in OHCI

File:

• uspace/drv/ohci/batch.c (modified) (3 diffs)

uspace/drv/ohci/batch.c

@@ -147 +147 @@
             data->ed->next);
         size_t i = 0;
+        instance->transfered_size = instance->buffer_size;
         for (; i < tds; ++i) {
                 assert(data->tds[i] != NULL);
@@ -156 +157 @@
                 }
                 instance->error = td_error(data->tds[i]);
-                /* FIXME: calculate real transfered size */
-                instance->transfered_size = instance->buffer_size;
                 if (instance->error != EOK) {
                         usb_log_debug("Batch(%p) found error TD(%d):%x.\n",
@@ -174 +173 @@
         assert(hcd_ep);
         hcd_ep->td = data->tds[i];
+        if (i > 0)
+                instance->transfered_size -= td_remain_size(data->tds[i - 1]);
+
         /* Clear possible ED HALT */
         data->ed->td_head &= ~ED_TDHEAD_HALTED_FLAG;