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-rw-r--r--drivers/tty/serial/8250/8250_core.c2
-rw-r--r--drivers/tty/serial/serial_base_bus.c2
-rw-r--r--include/linux/serial_core.h1
3 files changed, 4 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
index 914e0e6251bf..6fd9ebff81a4 100644
--- a/drivers/tty/serial/8250/8250_core.c
+++ b/drivers/tty/serial/8250/8250_core.c
@@ -497,6 +497,7 @@ static struct uart_8250_port *serial8250_setup_port(int index)
up = &serial8250_ports[index];
up->port.line = index;
+ up->port.port_id = index;
serial8250_init_port(up);
if (!base_ops)
@@ -1040,6 +1041,7 @@ int serial8250_register_8250_port(const struct uart_8250_port *up)
uart_remove_one_port(&serial8250_reg, &uart->port);
uart->port.ctrl_id = up->port.ctrl_id;
+ uart->port.port_id = up->port.port_id;
uart->port.iobase = up->port.iobase;
uart->port.membase = up->port.membase;
uart->port.irq = up->port.irq;
diff --git a/drivers/tty/serial/serial_base_bus.c b/drivers/tty/serial/serial_base_bus.c
index 6ff59c89d867..e6f457b268d9 100644
--- a/drivers/tty/serial/serial_base_bus.c
+++ b/drivers/tty/serial/serial_base_bus.c
@@ -136,7 +136,7 @@ struct serial_port_device *serial_base_port_add(struct uart_port *port,
err = serial_base_device_init(port, &port_dev->dev,
&ctrl_dev->dev, &serial_port_type,
serial_base_port_release,
- port->line);
+ port->port_id);
if (err)
goto err_put_device;
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 201813d888df..a156d2ed8d9e 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -460,6 +460,7 @@ struct uart_port {
int (*iso7816_config)(struct uart_port *,
struct serial_iso7816 *iso7816);
unsigned int ctrl_id; /* optional serial core controller id */
+ unsigned int port_id; /* optional serial core port id */
unsigned int irq; /* irq number */
unsigned long irqflags; /* irq flags */
unsigned int uartclk; /* base uart clock */