Function usb_transmit

src/phys/usb.rs:408–410

This method will enqueue the transfer descriptor into the endpoint and prime it for transmitting new data.

(endpoint: usize, transfer: &mut UsbEndpointTransferDescriptor)

/// This method will enqueue the transfer descriptor into the endpoint
/// and prime it for transmitting new data.
pub fn usb_transmit(endpoint: usize, transfer: &mut UsbEndpointTransferDescriptor) {
    schedule_transfer(endpoint as u32, true, transfer);
}

fn schedule_transfer(ep: u32, tx: bool, transfer: &mut UsbEndpointTransferDescriptor) {
    let qh = usb_get_queuehead(ep as usize, tx);