Changeset 9c10e51 in mainline for uspace/drv/bus/usb/ohci/ohci_batch.h

Timestamp:

2011-08-31T22:50:21Z (14 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

4e9ecf4

Parents:

f18d82f0

Message:

ohci: use driver specific structure instead of the generic one

ohci: do not create hw structures if communicating with root hub

File:

• uspace/drv/bus/usb/ohci/ohci_batch.h (modified) (1 diff)

uspace/drv/bus/usb/ohci/ohci_batch.h

@@ -35 +35 @@
 #define DRV_OHCI_BATCH_H
 
+#include <adt/list.h>
 #include <usbhc_iface.h>
 #include <usb/usb.h>
-#include <usb/host/device_keeper.h>
-#include <usb/host/endpoint.h>
 #include <usb/host/batch.h>
 
-int batch_init_ohci(usb_transfer_batch_t *batch);
-bool batch_is_complete(usb_transfer_batch_t *batch);
-void batch_commit(usb_transfer_batch_t *batch);
+#include "hw_struct/transfer_descriptor.h"
+#include "hw_struct/endpoint_descriptor.h"
+
+/** OHCI specific data required for USB transfer */
+typedef struct ohci_transfer_batch {
+        /** Link */
+        link_t link;
+        /** Endpoint descriptor of the target endpoint. */
+        ed_t *ed;
+        /** List of TDs needed for the transfer */
+        td_t **tds;
+        /** Number of TDs used by the transfer */
+        size_t td_count;
+        /** Dummy TD to be left at the ED and used by the next transfer */
+        size_t leave_td;
+        /** Data buffer, must be accessible by the OHCI hw. */
+        char *device_buffer;
+        /** Generic USB transfer structure */
+        usb_transfer_batch_t *usb_batch;
+} ohci_transfer_batch_t;
+
+ohci_transfer_batch_t * ohci_transfer_batch_get(usb_transfer_batch_t *batch);
+bool ohci_transfer_batch_is_complete(ohci_transfer_batch_t *batch);
+void ohci_transfer_batch_commit(ohci_transfer_batch_t *batch);
+void ohci_transfer_batch_finish_dispose(ohci_transfer_batch_t *batch);
+/*----------------------------------------------------------------------------*/
+static inline ohci_transfer_batch_t *ohci_transfer_batch_from_link(link_t *l)
+{
+        assert(l);
+        return list_get_instance(l, ohci_transfer_batch_t, link);
+}
 #endif
 /**