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[SERIAL] Arrange better identification of ports

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Folk seem to get confused when they see two or more ttyS0 ports
appearing at boot time.  One comes from the legacy table, and
one from PNP.

Hence, display the bus ID of the device which supplied the port.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2005-10-31 11:42:22 +00:00 committed by Russell King
parent e2f2e58e79
commit 0cf669d5c5
1 changed files with 3 additions and 1 deletions
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4
drivers/serial/serial_core.c
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@ -1967,7 +1967,9 @@ uart_report_port(struct uart_driver *drv, struct uart_port *port)
break; break;
} }
printk(KERN_INFO "%s%d at %s (irq = %d) is a %s\n", printk(KERN_INFO "%s%s%s%d at %s (irq = %d) is a %s\n",
port->dev ? port->dev->bus_id : "",
port->dev ? ": " : "",
drv->dev_name, port->line, address, port->irq, uart_type(port)); drv->dev_name, port->line, address, port->irq, uart_type(port));
} }