2  * Virtio Console and Generic Serial Port Devices
52 static ssize_t flush_buf(VirtIOSerialPort *port,  in flush_buf()  argument
55     VirtConsole *vcon = VIRTIO_CONSOLE(port);  in flush_buf()
64     trace_virtio_console_flush_buf(port->id, len, ret);  in flush_buf()
67         VirtIOSerialPortClass *k = VIRTIO_SERIAL_PORT_GET_CLASS(port);  in flush_buf()
99             virtio_serial_throttle_port(port, true);  in flush_buf()
110 /* Callback function that's called when the guest opens/closes the port */
111 static void set_guest_connected(VirtIOSerialPort *port, int guest_connected)  in set_guest_connected()  argument
113     VirtConsole *vcon = VIRTIO_CONSOLE(port);  in set_guest_connected()
114     DeviceState *dev = DEVICE(port);  in set_guest_connected()
115     VirtIOSerialPortClass *k = VIRTIO_SERIAL_PORT_GET_CLASS(port);  in set_guest_connected()
126 static void guest_writable(VirtIOSerialPort *port)  in guest_writable()  argument
128     VirtConsole *vcon = VIRTIO_CONSOLE(port);  in guest_writable()
133 /* Readiness of the guest to accept data on a port */
145     VirtIOSerialPort *port = VIRTIO_SERIAL_PORT(vcon);  in chr_read()  local
147     trace_virtio_console_chr_read(port->id, size);  in chr_read()
148     virtio_serial_write(port, buf, size);  in chr_read()
154     VirtIOSerialPort *port = VIRTIO_SERIAL_PORT(vcon);  in chr_event()  local
156     trace_virtio_console_chr_event(port->id, event);  in chr_event()
159         virtio_serial_open(port);  in chr_event()
166         virtio_serial_close(port);  in chr_event()
179     VirtIOSerialPort *port = VIRTIO_SERIAL_PORT(vcon);  in chr_be_change()  local
180     VirtIOSerialPortClass *k = VIRTIO_SERIAL_PORT_GET_CLASS(port);  in chr_be_change()
200 static void virtconsole_enable_backend(VirtIOSerialPort *port, bool enable)  in virtconsole_enable_backend()  argument
202     VirtConsole *vcon = VIRTIO_CONSOLE(port);  in virtconsole_enable_backend()
209         VirtIOSerialPortClass *k = VIRTIO_SERIAL_PORT_GET_CLASS(port);  in virtconsole_enable_backend()
222     VirtIOSerialPort *port = VIRTIO_SERIAL_PORT(dev);  in virtconsole_realize()  local
226     if (port->id == 0 && !k->is_console) {  in virtconsole_realize()
227         error_setg(errp, "Port number 0 on virtio-serial devices reserved "  in virtconsole_realize()
246             virtio_serial_open(port);  in virtconsole_realize()