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tty: Redo the rocket driver locking

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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>
This commit is contained in:
Alan Cox
2009-01-02 13:48:17 +00:00
committed by Linus Torvalds
parent 6ed1dbaead
commit c1314a49d7
2 changed files with 20 additions and 24 deletions
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9
drivers/char/epca.c
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@@ -164,8 +164,6 @@ static int pc_write_room(struct tty_struct *);
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 @@ static void pc_close(struct tty_struct *tty, struct file *filp)
{
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 @@ static void pc_hangup(struct tty_struct *tty)
*/
ch = verifyChannel(tty);
if (ch != NULL) {
unsigned long flags;
pc_flush_buffer(tty);
tty_ldisc_flush(tty);
shutdown(ch, tty);
@@ -750,7 +745,7 @@ static int epca_carrier_raised(struct tty_port *port)
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 @@ static void post_fep_init(unsigned int crd)
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);