tty: Redo the rocket driver locking
Bring this driver into the port locking model
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/epca.c b/drivers/char/epca.c
index 71225d1..39ad820 100644
--- a/drivers/char/epca.c
+++ b/drivers/char/epca.c
@@ -164,8 +164,6 @@
static int pc_chars_in_buffer(struct tty_struct *);
static void pc_flush_buffer(struct tty_struct *);
static void pc_flush_chars(struct tty_struct *);
-static int block_til_ready(struct tty_struct *, struct file *,
- struct channel *);
static int pc_open(struct tty_struct *, struct file *);
static void post_fep_init(unsigned int crd);
static void epcapoll(unsigned long);
@@ -422,7 +420,6 @@
{
struct channel *ch;
struct tty_port *port;
- unsigned long flags;
/*
* verifyChannel returns the channel from the tty struct if it is
* valid. This serves as a sanity check.
@@ -491,8 +488,6 @@
*/
ch = verifyChannel(tty);
if (ch != NULL) {
- unsigned long flags;
-
pc_flush_buffer(tty);
tty_ldisc_flush(tty);
shutdown(ch, tty);
@@ -750,7 +745,7 @@
return 0;
}
-static void epca_raise_dtr_rts(struct tty_port *port0
+static void epca_raise_dtr_rts(struct tty_port *port)
{
}
@@ -1268,7 +1263,7 @@
u16 tseg, rseg;
tty_port_init(&ch->port);
- ch->port.ops - &epca_port_ops;
+ ch->port.ops = &epca_port_ops;
ch->brdchan = bc;
ch->mailbox = gd;
INIT_WORK(&ch->tqueue, do_softint);