summaryrefslogtreecommitdiffstats
path: root/drivers/tty/nozomi.c
diff options
context:
space:
mode:
authorJiri Slaby <jslaby@suse.cz>2013-01-03 15:53:04 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-15 22:22:35 -0800
commit05c7cd39907184328f48d3e7899f9cdd653ad336 (patch)
tree9d1ed5c757426aa20b7eccd853faa6b519a4aa7b /drivers/tty/nozomi.c
parent92a19f9cec9a80ad93c06e115822deb729e2c6ad (diff)
downloadlinux-05c7cd39907184328f48d3e7899f9cdd653ad336.tar.bz2
TTY: switch tty_insert_flip_string
Now, we start converting tty buffer functions to actually use tty_port. This will allow us to get rid of the need of tty in many call sites. Only tty_port will needed and hence no more tty_port_tty_get in those paths. tty_insert_flip_string this time. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/nozomi.c')
-rw-r--r--drivers/tty/nozomi.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/tty/nozomi.c b/drivers/tty/nozomi.c
index 437a6366fb7b..941fe8060ea5 100644
--- a/drivers/tty/nozomi.c
+++ b/drivers/tty/nozomi.c
@@ -827,15 +827,10 @@ static int receive_data(enum port_type index, struct nozomi *dc)
struct tty_struct *tty = tty_port_tty_get(&port->port);
int i, ret;
- if (unlikely(!tty)) {
- DBG1("tty not open for port: %d?", index);
- return 1;
- }
-
read_mem32((u32 *) &size, addr, 4);
/* DBG1( "%d bytes port: %d", size, index); */
- if (test_bit(TTY_THROTTLED, &tty->flags)) {
+ if (tty && test_bit(TTY_THROTTLED, &tty->flags)) {
DBG1("No room in tty, don't read data, don't ack interrupt, "
"disable interrupt");
@@ -858,10 +853,11 @@ static int receive_data(enum port_type index, struct nozomi *dc)
tty_insert_flip_char(&port->port, buf[0], TTY_NORMAL);
size = 0;
} else if (size < RECEIVE_BUF_MAX) {
- size -= tty_insert_flip_string(tty, (char *) buf, size);
+ size -= tty_insert_flip_string(&port->port,
+ (char *)buf, size);
} else {
- i = tty_insert_flip_string(tty, \
- (char *) buf, RECEIVE_BUF_MAX);
+ i = tty_insert_flip_string(&port->port,
+ (char *)buf, RECEIVE_BUF_MAX);
size -= i;
offset += i;
}