Changeset 4ab89e5 in mainline for uspace/lib/usb/include

Timestamp:

2011-04-02T14:32:48Z (14 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

a1313b8c

Parents:

857edac

Message:

Compute used bandwidth during reservation

File:

• uspace/lib/usb/include/usb/host/bandwidth.h (modified) (1 diff)

uspace/lib/usb/include/usb/host/bandwidth.h

@@ -44 +44 @@
 #include <usb/usb.h>
 
+#define BANDWIDTH_TOTAL_USB11 12000000
+#define BANDWIDTH_AVAILABLE_USB11 ((BANDWIDTH_TOTAL_USB11 / 10) * 9)
+
 typedef struct bandwidth {
         hash_table_t reserved;
         fibril_mutex_t guard;
         size_t free;
+        size_t (*usage_fnc)(usb_speed_t, usb_transfer_type_t, size_t, size_t);
 } bandwidth_t;
 
-int bandwidth_init(bandwidth_t *instance);
+size_t bandwidth_count_usb11(usb_speed_t speed, usb_transfer_type_t type,
+    size_t size, size_t max_packet_size);
+
+int bandwidth_init(bandwidth_t *instance, size_t bandwidth,
+    size_t (*usage_fnc)(usb_speed_t, usb_transfer_type_t, size_t, size_t));
 
 void bandwidth_destroy(bandwidth_t *instance);