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TTY: amiserial, stop using serial_state->{irq,type,line}

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* instead of line, use tty->index or iterator...
* irq and type are left unset. So get rid of them.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2012-03-05 14:52:44 +01:00 committed by Greg Kroah-Hartman
parent 7188dc202a
commit ff169e5cbe
2 changed files with 10 additions and 16 deletions
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23
drivers/tty/amiserial.c
View File

@ -1008,7 +1008,7 @@ static void rs_unthrottle(struct tty_struct * tty)
* ------------------------------------------------------------
*/
static int get_serial_info(struct serial_state *state,
static int get_serial_info(struct tty_struct *tty, struct serial_state *state,
struct serial_struct __user * retinfo)
{
struct serial_struct tmp;
@ -1017,10 +1017,8 @@ static int get_serial_info(struct serial_state *state,
return -EFAULT;
memset(&tmp, 0, sizeof(tmp));
tty_lock();
tmp.type = state->type;
tmp.line = state->line;
tmp.line = tty->index;
tmp.port = state->port;
tmp.irq = state->irq;
tmp.flags = state->tport.flags;
tmp.xmit_fifo_size = state->xmit_fifo_size;
tmp.baud_base = state->baud_base;
@ -1047,7 +1045,7 @@ static int set_serial_info(struct tty_struct *tty, struct serial_state *state,
tty_lock();
change_spd = ((new_serial.flags ^ port->flags) & ASYNC_SPD_MASK) ||
new_serial.custom_divisor != state->custom_divisor;
if (new_serial.irq != state->irq || new_serial.port != state->port ||
if (new_serial.irq || new_serial.port != state->port ||
new_serial.xmit_fifo_size != state->xmit_fifo_size) {
tty_unlock();
return -EINVAL;
@ -1250,7 +1248,7 @@ static int rs_ioctl(struct tty_struct *tty,
switch (cmd) {
case TIOCGSERIAL:
return get_serial_info(info, argp);
return get_serial_info(tty, info, argp);
case TIOCSSERIAL:
return set_serial_info(tty, info, argp);
case TIOCSERCONFIG:
@ -1403,7 +1401,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
}
if (--port->count < 0) {
printk("rs_close: bad serial port count for ttys%d: %d\n",
state->line, port->count);
tty->index, port->count);
port->count = 0;
}
if (port->count) {
@ -1720,12 +1718,13 @@ static int rs_open(struct tty_struct *tty, struct file * filp)
* /proc fs routines....
*/
static inline void line_info(struct seq_file *m, struct serial_state *state)
static inline void line_info(struct seq_file *m, int line,
struct serial_state *state)
{
char stat_buf[30], control, status;
unsigned long flags;
seq_printf(m, "%d: uart:amiga_builtin",state->line);
seq_printf(m, "%d: uart:amiga_builtin", line);
local_irq_save(flags);
status = ciab.pra;
@ -1771,7 +1770,7 @@ static inline void line_info(struct seq_file *m, struct serial_state *state)
static int rs_proc_show(struct seq_file *m, void *v)
{
seq_printf(m, "serinfo:1.0 driver:%s\n", serial_version);
line_info(m, &rs_table[0]);
line_info(m, 0, &rs_table[0]);
return 0;
}
@ -1867,7 +1866,6 @@ static int __init amiga_serial_probe(struct platform_device *pdev)
state = rs_table;
state->port = (int)&custom.serdatr; /* Just to give it a value */
state->line = 0;
state->custom_divisor = 0;
state->icount.cts = state->icount.dsr =
state->icount.rng = state->icount.dcd = 0;
@ -1876,8 +1874,7 @@ static int __init amiga_serial_probe(struct platform_device *pdev)
state->icount.overrun = state->icount.brk = 0;
tty_port_init(&state->tport);
printk(KERN_INFO "ttyS%d is the amiga builtin serial port\n",
state->line);
printk(KERN_INFO "ttyS0 is the amiga builtin serial port\n");
/* Hardware set up */

3
include/linux/serialP.h
View File

@ -29,9 +29,6 @@
struct serial_state {
int baud_base;
unsigned long port;
int irq;
int type;
int line;
int xmit_fifo_size;
int custom_divisor;
struct async_icount icount;