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

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

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Hurley 2016-01-16 15:23:45 -08:00 committed by Greg Kroah-Hartman
parent c90fe9c039
commit 8e7737393c
1 changed files with 14 additions and 13 deletions
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27
drivers/tty/serial/earlycon.c
View file

@ -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;
}