Changeset 05a119b in mainline for uspace/drv/bus/usb/usbflbk/main.c

Timestamp:

2011-10-13T20:28:32Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

359d96f

Parents:

22a2b763

Message:

usbflbk: Implement device_gone.

File:

• uspace/drv/bus/usb/usbflbk/main.c (modified) (2 diffs)

uspace/drv/bus/usb/usbflbk/main.c

@@ -64 +64 @@
         }
 
+        dev->driver_data = ctl_fun;
+
         usb_log_info("Pretending to control %s `%s'" \
             " (node `%s', handle %" PRIun ").\n",
@@ -72 +74 @@
 }
 
+/** Callback when new device is removed and recognized as gone by DDF.
+ *
+ * @param dev Representation of a generic DDF device.
+ * @return Error code.
+ */
+static int usbfallback_device_gone(usb_device_t *dev)
+{
+        assert(dev);
+        ddf_fun_t *ctl_fun = dev->driver_data;
+        const int ret = ddf_fun_unbind(ctl_fun);
+        if (ret != EOK) {
+                usb_log_error("Failed to unbind %s.\n", ctl_fun->name);
+                return ret;
+        }
+        ddf_fun_destroy(ctl_fun);
+        dev->driver_data = NULL;
+
+        return EOK;
+}
 /** USB fallback driver ops. */
 static usb_driver_ops_t usbfallback_driver_ops = {
         .device_add = usbfallback_device_add,
+        .device_gone = usbfallback_device_gone,
 };