proc tty: remove struct tty_operations::read_proc

struct tty_operations::proc_fops took it's place and there is one less
create_proc_read_entry() user now!

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2009-03-31 15:19:25 -07:00 committed by Linus Torvalds
parent 140716934f
commit 0f043a81eb
4 changed files with 4 additions and 29 deletions

View file

@ -1331,12 +1331,6 @@ static void capinc_tty_send_xchar(struct tty_struct *tty, char ch)
#endif
}
static int capinc_tty_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
return 0;
}
static struct tty_driver *capinc_tty_driver;
static const struct tty_operations capinc_ops = {
@ -1358,7 +1352,6 @@ static const struct tty_operations capinc_ops = {
.flush_buffer = capinc_tty_flush_buffer,
.set_ldisc = capinc_tty_set_ldisc,
.send_xchar = capinc_tty_send_xchar,
.read_proc = capinc_tty_read_proc,
};
static int capinc_tty_init(void)

View file

@ -144,22 +144,12 @@ void proc_tty_register_driver(struct tty_driver *driver)
{
struct proc_dir_entry *ent;
if (!driver->driver_name || driver->proc_entry)
if (!driver->driver_name || driver->proc_entry ||
!driver->ops->proc_fops)
return;
if (driver->ops->proc_fops) {
ent = proc_create_data(driver->driver_name, 0, proc_tty_driver,
driver->ops->proc_fops, driver);
if (!ent)
return;
} else if (driver->ops->read_proc) {
ent = create_proc_entry(driver->driver_name, 0, proc_tty_driver);
if (!ent)
return;
ent->read_proc = driver->ops->read_proc;
ent->data = driver;
} else
return;
driver->proc_entry = ent;
}

View file

@ -252,8 +252,6 @@ struct tty_operations {
void (*set_ldisc)(struct tty_struct *tty);
void (*wait_until_sent)(struct tty_struct *tty, int timeout);
void (*send_xchar)(struct tty_struct *tty, char ch);
int (*read_proc)(char *page, char **start, off_t off,
int count, int *eof, void *data);
int (*tiocmget)(struct tty_struct *tty, struct file *file);
int (*tiocmset)(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear);

View file

@ -1093,11 +1093,6 @@ static void rfcomm_tty_hangup(struct tty_struct *tty)
}
}
static int rfcomm_tty_read_proc(char *buf, char **start, off_t offset, int len, int *eof, void *unused)
{
return 0;
}
static int rfcomm_tty_tiocmget(struct tty_struct *tty, struct file *filp)
{
struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
@ -1156,7 +1151,6 @@ static const struct tty_operations rfcomm_ops = {
.send_xchar = rfcomm_tty_send_xchar,
.hangup = rfcomm_tty_hangup,
.wait_until_sent = rfcomm_tty_wait_until_sent,
.read_proc = rfcomm_tty_read_proc,
.tiocmget = rfcomm_tty_tiocmget,
.tiocmset = rfcomm_tty_tiocmset,
};