Changeset a1313b8c in mainline

Timestamp:

2011-04-02T14:41:12Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

1273b86c

Parents:

4ab89e5

Message:

Implement hc bandwidth reservation

Location:

uspace/drv/uhci-hcd

Files:

• hc.c (modified) (1 diff)
• hc.h (modified) (2 diffs)
• iface.c (modified) (2 diffs)

uspace/drv/uhci-hcd/hc.c

@@ -239 +239 @@
         usb_log_debug("Initialized device manager.\n");
 
+        ret = bandwidth_init(&instance->bandwidth, BANDWIDTH_AVAILABLE_USB11,
+            bandwidth_count_usb11);
+        assert(ret == true);
+
         return EOK;
 #undef CHECK_RET_DEST_CMDS_RETURN

uspace/drv/uhci-hcd/hc.h

@@ -43 +43 @@
 #include <usbhc_iface.h>
 #include <usb/host/device_keeper.h>
+#include <usb/host/bandwidth.h>
 
 #include "batch.h"
@@ -84 +85 @@
 typedef struct hc {
         usb_device_keeper_t manager;
+        bandwidth_t bandwidth;
 
         regs_t *registers;

uspace/drv/uhci-hcd/iface.c

@@ -133 +133 @@
     size_t max_packet_size, unsigned int interval)
 {
-        return ENOTSUP;
+        hc_t *hc = fun_to_hc(fun);
+        assert(hc);
+        const usb_speed_t speed =
+            usb_device_keeper_get_speed(&hc->manager, address);
+        size_t size = max_packet_size;
+
+        usb_log_debug("Register endpoint %d:%d %s %s(%d) %zu(%zu) %u.\n",
+            address, endpoint, usb_str_transfer_type(transfer_type),
+            usb_str_speed(speed), direction, size, max_packet_size, interval);
+        return bandwidth_reserve(&hc->bandwidth, address, endpoint, direction,
+            speed, transfer_type, max_packet_size, size, interval);
 }
 /*----------------------------------------------------------------------------*/
@@ -140 +150 @@
     usb_endpoint_t endpoint, usb_direction_t direction)
 {
-        return ENOTSUP;
+        hc_t *hc = fun_to_hc(fun);
+        assert(hc);
+        usb_log_debug("Unregister endpoint %d:%d %d.\n",
+            address, endpoint, direction);
+        return bandwidth_release(&hc->bandwidth, address, endpoint, direction);
 }
 /*----------------------------------------------------------------------------*/