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TTY: nfcon, add tty_port and link it 

Every tty driver needs tty_port for each line. So let us add one to
nfcon too. And link it so that the tty layer knows about it.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: linux-m68k@lists.linux-m68k.org
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2012-08-07 21:47:56 +02:00 committed by Greg Kroah-Hartman
parent 793be8984f
commit 5920c2c9b9
1 changed files with 4 additions and 0 deletions
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4
arch/m68k/emu/nfcon.c
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@ -19,6 +19,7 @@
#include <asm/natfeat.h>
static int stderr_id;
static struct tty_port nfcon_tty_port;
static struct tty_driver *nfcon_tty_driver;
static void nfputs(const char *str, unsigned int count)
@ -119,6 +120,8 @@ static int __init nfcon_init(void)
{
int res;
tty_port_init(&nfcon_tty_port);
stderr_id = nf_get_id("NF_STDERR");
if (!stderr_id)
return -ENODEV;
@ -135,6 +138,7 @@ static int __init nfcon_init(void)
nfcon_tty_driver->flags = TTY_DRIVER_REAL_RAW;
tty_set_operations(nfcon_tty_driver, &nfcon_tty_ops);
tty_port_link_device(&nfcon_tty_port, nfcon_tty_driver, 0);
res = tty_register_driver(nfcon_tty_driver);
if (res) {
pr_err("failed to register nfcon tty driver\n");