Changeset c913f71e in mainline for uspace/drv/bus/usb/uhci/hc.c

Timestamp:

2018-01-09T14:43:07Z (6 years ago)

Author:

Petr Manek <petr.manek@…>

Branches:

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

Children:

cf5cbac4

Parents:

8eb7095

Message:

uhci: implement onlining device functions

File:

• uspace/drv/bus/usb/uhci/hc.c (modified) (1 diff)

uspace/drv/bus/usb/uhci/hc.c

@@ -323 +323 @@
 static int device_online(device_t *device)
 {
-        // FIXME: Implement me!
-
-        return ENOTSUP;
-}
-
-static int device_offline(device_t *device)
-{
+        int err;
         hc_t *instance = bus_to_hc(device->bus);
         assert(instance);
 
+        /* Allow creation of new endpoints and transfers. */
+        usb_log_info("Device(%d): Going online.", device->address);
+        fibril_mutex_lock(&device->guard);
+        device->online = true;
+        fibril_mutex_unlock(&device->guard);
+
+        if ((err = ddf_fun_online(device->fun))) {
+                return err;
+        }
+
+        return EOK;
+}
+
+static int device_offline(device_t *device)
+{
         int err;
+        hc_t *instance = bus_to_hc(device->bus);
+        assert(instance);
+
         /* Tear down all drivers working with the device. */
         if ((err = ddf_fun_offline(device->fun))) {