/**
* udc_cable_event - called from cradle interrupt handler
*/
void udc_cable_event(void)
{
struct usb_bus_instance *bus;
struct usb_device_instance *device;
struct bi_data *data;
dbgENTER(dbgflg_usbdbi_init,1);
// sanity check
if (!(device = device_array[0]) || !(bus = device->bus) || !(data = bus->privdata)) {
return;
}
{
unsigned long flags;
local_irq_save(flags);
if (udc_connected()) {
dbg_init(1, "state: %d connected: %d", device->device_state, 1);;
if (device->device_state == STATE_ATTACHED) {
dbg_init(1, "LOADING");
usbd_device_event_irq(device, DEVICE_HUB_CONFIGURED, 0);
usbd_device_event_irq(device, DEVICE_RESET, 0);
}
}
else {
dbg_init(1, "state: %d connected: %d", device->device_state, 0);;
if (device->device_state != STATE_ATTACHED) {
dbg_init(1, "UNLOADING");
usbd_device_event_irq(device, DEVICE_RESET, 0);
usbd_device_event_irq(device, DEVICE_POWER_INTERRUPTION, 0);
usbd_device_event_irq(device, DEVICE_HUB_RESET, 0);
}
}
local_irq_restore(flags);
}
dbgLEAVE(dbgflg_usbdbi_init,1);
}
/* bi_modexit - decommission bus interface driver
*/
void __exit bi_modexit(void)
{
struct usb_bus_instance *bus;
struct usb_device_instance *device;
struct bi_data *data;
dbgENTER(dbgflg_usbdbi_init,1);
if ((device = device_array[0])) {
// XXX moved to usbd_deregister_device()
//device->status = USBD_CLOSING;
udc_disconnect();
udc_disable();
// XXX XXX
if (dbgflg_usbdbi_tick > 0) {
ticker_killoff();
}
bus = device->bus;
data = bus->privdata;
// XXX
usbd_device_event(device, DEVICE_RESET, 0);
usbd_device_event(device, DEVICE_POWER_INTERRUPTION, 0);
usbd_device_event(device, DEVICE_HUB_RESET, 0);
dbg_init(1,"DEVICE_DESTROY");
usbd_device_event(device, DEVICE_DESTROY, 0);
dbg_init(1,"DISABLE ENDPOINTS");
bi_disable_endpoints(device);
dbg_init(1,"UDC_DISABLE");
//udc_disable();
dbg_init(1,"BI_UDC_EXIT");
bi_udc_exit();
device_array[0] = NULL;
bus->privdata = NULL;
#ifdef CONFIG_PM
dbg_init(1,"PM_UNREGISTER(pm_dev#%p)",pm_dev);
if (pm_dev) {
pm_unregister(pm_dev);
}
#endif
dbg_init(1,"DEREGISTER DEVICE");
usbd_deregister_device(device);
bus->device = NULL;
dbg_init(1,"kfree(data#%p)",data);
if (data) {
kfree(data);
}
if (bus->serial_number_str) {
kfree(bus->serial_number_str);
}
dbg_init(1,"DEREGISTER BUS");
usbd_deregister_bus(bus);
}
else {
dbg_init(0,"device is NULL");
}
dbg_init(1,"BI_EXIT");
bi_exit();
dbgLEAVE(dbgflg_usbdbi_init,1);
}
/**
* bi_cancel_urb - cancel sending an urb
* @urb: data urb to cancel
*
* Used by the USB Device Core to cancel an urb.
*/
int bi_cancel_urb (struct urb *urb)
{
dbgENTER (dbgflg_usbdbi_tx, 1);
//ep2_reset();
return 0;
}