summaryrefslogtreecommitdiffstats
path: root/drivers/char/vt.c
diff options
context:
space:
mode:
authorAlan Cox <alan@redhat.com>2008-10-13 10:41:42 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-13 09:51:42 -0700
commitd81ed10307027e1643a65ab5fe17cc01233d376d (patch)
treee46ac5735124308357f42214a8a26f75dcd3f412 /drivers/char/vt.c
parentfeebed6515a113eeb33919e9557a8b9710ea627c (diff)
downloadop-kernel-dev-d81ed10307027e1643a65ab5fe17cc01233d376d.zip
op-kernel-dev-d81ed10307027e1643a65ab5fe17cc01233d376d.tar.gz
tty: Remove more special casing and out of place code
Carry on pushing code out of tty_io when it belongs to other drivers. I'm not 100% happy with some of this and it will be worth revisiting some of the exports later when the restructuring work is done. Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/vt.c')
-rw-r--r--drivers/char/vt.c30
1 files changed, 14 insertions, 16 deletions
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 37a45db..57029fe 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -100,10 +100,10 @@
#include <linux/font.h>
#include <linux/bitops.h>
#include <linux/notifier.h>
-
-#include <asm/io.h>
+#include <linux/device.h>
+#include <linux/io.h>
#include <asm/system.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
#define MAX_NR_CON_DRIVER 16
@@ -2352,8 +2352,6 @@ rescan_last_byte:
FLUSH
console_conditional_schedule();
release_console_sem();
-
-out:
notify_update(vc);
return n;
#undef FLUSH
@@ -2784,13 +2782,6 @@ static int con_open(struct tty_struct *tty, struct file *filp)
return ret;
}
-/*
- * We take tty_mutex in here to prevent another thread from coming in via init_dev
- * and taking a ref against the tty while we're in the process of forgetting
- * about it and cleaning things up.
- *
- * This is because vcs_remove_sysfs() can sleep and will drop the BKL.
- */
static void con_close(struct tty_struct *tty, struct file *filp)
{
/* Nothing to do - we defer to shutdown */
@@ -2932,8 +2923,16 @@ static const struct tty_operations con_ops = {
.shutdown = con_shutdown
};
-int __init vty_init(void)
+static struct cdev vc0_cdev;
+
+int __init vty_init(const struct file_operations *console_fops)
{
+ cdev_init(&vc0_cdev, console_fops);
+ if (cdev_add(&vc0_cdev, MKDEV(TTY_MAJOR, 0), 1) ||
+ register_chrdev_region(MKDEV(TTY_MAJOR, 0), 1, "/dev/vc/0") < 0)
+ panic("Couldn't register /dev/tty0 driver\n");
+ device_create(tty_class, NULL, MKDEV(TTY_MAJOR, 0), NULL, "tty0");
+
vcs_init();
console_driver = alloc_tty_driver(MAX_NR_CONSOLES);
@@ -2952,7 +2951,6 @@ int __init vty_init(void)
tty_set_operations(console_driver, &con_ops);
if (tty_register_driver(console_driver))
panic("Couldn't register console driver\n");
-
kbd_init();
console_map_init();
#ifdef CONFIG_PROM_CONSOLE
@@ -3446,7 +3444,7 @@ int register_con_driver(const struct consw *csw, int first, int last)
if (retval)
goto err;
- con_driver->dev = device_create_drvdata(vtconsole_class, NULL,
+ con_driver->dev = device_create(vtconsole_class, NULL,
MKDEV(0, con_driver->node),
NULL, "vtcon%i",
con_driver->node);
@@ -3557,7 +3555,7 @@ static int __init vtconsole_class_init(void)
struct con_driver *con = &registered_con_driver[i];
if (con->con && !con->dev) {
- con->dev = device_create_drvdata(vtconsole_class, NULL,
+ con->dev = device_create(vtconsole_class, NULL,
MKDEV(0, con->node),
NULL, "vtcon%i",
con->node);
OpenPOWER on IntegriCloud