diff options
Diffstat (limited to 'hw/usb/bus.c')
-rw-r--r-- | hw/usb/bus.c | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/hw/usb/bus.c b/hw/usb/bus.c index b649360..55d0edd 100644 --- a/hw/usb/bus.c +++ b/hw/usb/bus.c @@ -140,24 +140,21 @@ void usb_device_handle_reset(USBDevice *dev) } } -int usb_device_handle_control(USBDevice *dev, USBPacket *p, int request, - int value, int index, int length, uint8_t *data) +void usb_device_handle_control(USBDevice *dev, USBPacket *p, int request, + int value, int index, int length, uint8_t *data) { USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev); if (klass->handle_control) { - return klass->handle_control(dev, p, request, value, index, length, - data); + klass->handle_control(dev, p, request, value, index, length, data); } - return -ENOSYS; } -int usb_device_handle_data(USBDevice *dev, USBPacket *p) +void usb_device_handle_data(USBDevice *dev, USBPacket *p) { USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev); if (klass->handle_data) { - return klass->handle_data(dev, p); + klass->handle_data(dev, p); } - return -ENOSYS; } const char *usb_device_get_product_desc(USBDevice *dev) @@ -181,6 +178,14 @@ void usb_device_set_interface(USBDevice *dev, int interface, } } +void usb_device_flush_ep_queue(USBDevice *dev, USBEndpoint *ep) +{ + USBDeviceClass *klass = USB_DEVICE_GET_CLASS(dev); + if (klass->flush_ep_queue) { + klass->flush_ep_queue(dev, ep); + } +} + static int usb_qdev_init(DeviceState *qdev) { USBDevice *dev = USB_DEVICE(qdev); @@ -585,6 +590,13 @@ USBDevice *usbdevice_create(const char *cmdline) return NULL; } + if (!bus) { + error_report("Error: no usb bus to attach usbdevice %s, " + "please try -machine usb=on and check that " + "the machine model supports USB", driver); + return NULL; + } + if (!f->usbdevice_init) { if (*params) { error_report("usbdevice %s accepts no params", driver); |