diff options
Diffstat (limited to 'drivers/tty/serial/8250/8250_pnp.c')
| -rw-r--r-- | drivers/tty/serial/8250/8250_pnp.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_pnp.c b/drivers/tty/serial/8250/8250_pnp.c index 682a2fbe5c06..50a09cd76d50 100644 --- a/drivers/tty/serial/8250/8250_pnp.c +++ b/drivers/tty/serial/8250/8250_pnp.c @@ -426,7 +426,7 @@ static int serial_pnp_guess_board(struct pnp_dev *dev) static int serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id) { - struct uart_8250_port uart; + struct uart_8250_port uart, *port; int ret, line, flags = dev_id->driver_data; if (flags & UNKNOWN_DEV) { @@ -471,6 +471,10 @@ serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id) if (line < 0 || (flags & CIR_PORT)) return -ENODEV; + port = serial8250_get_port(line); + if (uart_console(&port->port)) + dev->capabilities |= PNP_CONSOLE; + pnp_set_drvdata(dev, (void *)((long)line + 1)); return 0; } @@ -478,6 +482,8 @@ serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id) static void serial_pnp_remove(struct pnp_dev *dev) { long line = (long)pnp_get_drvdata(dev); + + dev->capabilities &= ~PNP_CONSOLE; if (line) serial8250_unregister_port(line - 1); } |