Blackfin serial driver: fix up tty core set_ldisc API change breakage bug

This is the patch that follows Linus's modification about set_ldisc.
Graf has built and tested it on BF537 using Linus's git Tree.

Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index 636b6876c6fb5359a328dbaa0441bd57058a6490..f20952c43cb83be784fbf4d35fceb0295ce44c8d 100644 (file)
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -813,15 +813,15 @@ bfin_serial_verify_port(struct uart_port *port, struct serial_struct *ser)
  * Enable the IrDA function if tty->ldisc.num is N_IRDA.
  * In other cases, disable IrDA function.
  */
-static void bfin_set_ldisc(struct tty_struct *tty)
+static void bfin_serial_set_ldisc(struct uart_port *port)
 {
-       int line = tty->index;
+       int line = port->line;
        unsigned short val;
 
-       if (line >= tty->driver->num)
+       if (line >= port->info->tty->driver->num)
                return;
 
-       switch (tty->ldisc.num) {
+       switch (port->info->tty->ldisc.num) {
        case N_IRDA:
                val = UART_GET_GCTL(&bfin_serial_ports[line]);
                val |= (IREN | RPOLC);
@@ -846,6 +846,7 @@ static struct uart_ops bfin_serial_pops = {
        .startup        = bfin_serial_startup,
        .shutdown       = bfin_serial_shutdown,
        .set_termios    = bfin_serial_set_termios,
+       .set_ldisc      = bfin_serial_set_ldisc,
        .type           = bfin_serial_type,
        .release_port   = bfin_serial_release_port,
        .request_port   = bfin_serial_request_port,
@@ -1186,7 +1187,6 @@ static int __init bfin_serial_init(void)
 
        ret = uart_register_driver(&bfin_serial_reg);
        if (ret == 0) {
-               bfin_serial_reg.tty_driver->set_ldisc = bfin_set_ldisc;
                ret = platform_driver_register(&bfin_serial_driver);
                if (ret) {
                        pr_debug("uart register failed\n");