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path: root/drivers/tty/serial/8250/8250_pnp.c
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Diffstat (limited to 'drivers/tty/serial/8250/8250_pnp.c')
-rw-r--r--drivers/tty/serial/8250/8250_pnp.c8
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);
}