Type Alias devices::usb::xhci::command_ring_controller::CommandRingController
source · pub type CommandRingController = RingBufferController<CommandRingTrbHandler>;
Aliased Type§
struct CommandRingController {
name: String,
state: Mutex<RingBufferState>,
stop_callback: Mutex<Vec<RingBufferStopCallback>>,
ring_buffer: Mutex<RingBuffer>,
handler: Mutex<CommandRingTrbHandler>,
event_loop: Arc<EventLoop>,
event: Event,
}
Fields§
§name: String
§state: Mutex<RingBufferState>
§stop_callback: Mutex<Vec<RingBufferStopCallback>>
§ring_buffer: Mutex<RingBuffer>
§handler: Mutex<CommandRingTrbHandler>
§event_loop: Arc<EventLoop>
§event: Event
Implementations
source§impl RingBufferController<CommandRingTrbHandler>
impl RingBufferController<CommandRingTrbHandler>
pub fn new( mem: GuestMemory, event_loop: Arc<EventLoop>, slots: DeviceSlots, interrupter: Arc<Mutex<Interrupter>> ) -> Result<Arc<RingBufferController<CommandRingTrbHandler>>, RingBufferControllerError>
source§impl<T> RingBufferController<T>where
T: 'static + TransferDescriptorHandler + Send,
impl<T> RingBufferController<T>where
T: 'static + TransferDescriptorHandler + Send,
sourcepub fn new_with_handler(
name: String,
mem: GuestMemory,
event_loop: Arc<EventLoop>,
handler: T
) -> Result<Arc<RingBufferController<T>>, Error>
pub fn new_with_handler( name: String, mem: GuestMemory, event_loop: Arc<EventLoop>, handler: T ) -> Result<Arc<RingBufferController<T>>, Error>
Create a ring buffer controller and add it to event loop.
fn lock_ring_buffer(&self) -> MutexGuard<'_, RingBuffer>
sourcepub fn get_dequeue_pointer(&self) -> GuestAddress
pub fn get_dequeue_pointer(&self) -> GuestAddress
Get dequeue pointer of the internal ring buffer.
sourcepub fn set_dequeue_pointer(&self, ptr: GuestAddress)
pub fn set_dequeue_pointer(&self, ptr: GuestAddress)
Set dequeue pointer of the internal ring buffer.
sourcepub fn get_consumer_cycle_state(&self) -> bool
pub fn get_consumer_cycle_state(&self) -> bool
Get consumer cycle state.
sourcepub fn set_consumer_cycle_state(&self, state: bool)
pub fn set_consumer_cycle_state(&self, state: bool)
Set consumer cycle state.
sourcepub fn stop(&self, callback: RingBufferStopCallback)
pub fn stop(&self, callback: RingBufferStopCallback)
Stop the ring buffer asynchronously.