Commit 8e773739 authored by Peter Hurley's avatar Peter Hurley Committed by Greg Kroah-Hartman
Browse files

serial: earlycon: Common log banner for command line and DT 



Refactor the command line earlycon banner into earlycon_init() so
both earlycon startup methods output an info banner.

Acked-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarPeter Hurley <peter@hurleysoftware.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c90fe9c0

drivers/tty/serial/earlycon.c

+14 −13
Original line number Diff line number Diff line
@@ -59,6 +59,7 @@ static void __init earlycon_init(struct earlycon_device *device, 
				 const char *name)

{

	struct console *earlycon = device->con;

	struct uart_port *port = &device->port;

	const char *s;

	size_t len;
@@ -72,6 +73,19 @@ static void __init earlycon_init(struct earlycon_device *device, 
	len = s - name;

	strlcpy(earlycon->name, name, min(len + 1, sizeof(earlycon->name)));

	earlycon->data = &early_console_dev;



	if (port->iotype == UPIO_MEM || port->iotype == UPIO_MEM16 ||

	    port->iotype == UPIO_MEM32 || port->iotype == UPIO_MEM32BE)

		pr_info("Early serial console at MMIO%s 0x%llx (options '%s')\n",

			(port->iotype == UPIO_MEM) ? "" :

			(port->iotype == UPIO_MEM16) ? "16" :

			(port->iotype == UPIO_MEM32) ? "32" : "32be",

			(unsigned long long)port->mapbase,

			device->options);

	else

		pr_info("Early serial console at I/O port 0x%lx (options '%s')\n",

			port->iobase,

			device->options);

}



static int __init parse_options(struct earlycon_device *device, char *options)
@@ -110,19 +124,6 @@ static int __init parse_options(struct earlycon_device *device, char *options) 
		strlcpy(device->options, options, length);

	}



	if (port->iotype == UPIO_MEM || port->iotype == UPIO_MEM16 ||

	    port->iotype == UPIO_MEM32 || port->iotype == UPIO_MEM32BE)

		pr_info("Early serial console at MMIO%s 0x%llx (options '%s')\n",

			(port->iotype == UPIO_MEM) ? "" :

			(port->iotype == UPIO_MEM16) ? "16" :

			(port->iotype == UPIO_MEM32) ? "32" : "32be",

			(unsigned long long)port->mapbase,

			device->options);

	else

		pr_info("Early serial console at I/O port 0x%lx (options '%s')\n",

			port->iobase,

			device->options);



	return 0;

}