Changeset 6967c14 in mainline for uspace/drv/vhc/conndev.c

Timestamp:

2011-01-25T17:44:06Z (14 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

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

Children:

875e7227

Parents:

afc4fbb

Message:

VHC registers device unplugging

The virtual host controller is now able to register that a virtual USB device
was unplugged (i.e. that the task representing the device closed the
connection).

However, the change is not yet propagated to the root hub of the host
controller.

File:

• uspace/drv/vhc/conndev.c (modified) (3 diffs)

uspace/drv/vhc/conndev.c

@@ -88 +88 @@
                 int callback = IPC_GET_ARG5(*icall);
                 virtdev_connection_t *dev
-                    = virtdev_add_device(callback);
+                    = virtdev_add_device(callback, (sysarg_t)fibril_get_id());
                 if (!dev) {
                         ipc_answer_0(icallid, EEXISTS);
@@ -99 +99 @@
                 int rc = get_device_name(callback, devname, DEVICE_NAME_MAXLENGTH);
 
-                dprintf(0, "virtual device connected (name: %s)",
-                    rc == EOK ? devname : "<unknown>");
-
-                /* FIXME: destroy the device when the client disconnects. */
+                dprintf(0, "virtual device connected (name: %s, id: %x)",
+                    rc == EOK ? devname : "<unknown>", dev->id);
 
                 return;
@@ -110 +108 @@
 }
 
+/** Callback for DDF when client disconnects.
+ *
+ * @param d Device the client was connected to.
+ */
+void on_client_close(device_t *d)
+{
+        /*
+         * Maybe a virtual device is being unplugged.
+         */
+        virtdev_connection_t *dev = virtdev_find((sysarg_t)fibril_get_id());
+        if (dev == NULL) {
+                return;
+        }
+
+        dprintf(0, "virtual device disconnected (id: %x)", dev->id);
+        virtdev_destroy_device(dev);
+}
+
 
 /**