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-rw-r--r--drivers/s390/char/Kconfig8
-rw-r--r--drivers/s390/char/con3215.c12
-rw-r--r--drivers/s390/char/keyboard.h16
-rw-r--r--drivers/s390/char/sclp_tty.c14
-rw-r--r--drivers/s390/char/sclp_vt220.c12
-rw-r--r--drivers/s390/char/tty3270.c4
6 files changed, 27 insertions, 39 deletions
diff --git a/drivers/s390/char/Kconfig b/drivers/s390/char/Kconfig
index 2c9a776bd63c..71bf959732fe 100644
--- a/drivers/s390/char/Kconfig
+++ b/drivers/s390/char/Kconfig
@@ -11,7 +11,7 @@ config TN3270
config TN3270_TTY
def_tristate y
prompt "Support for tty input/output on 3270 terminals"
- depends on TN3270
+ depends on TN3270 && TTY
help
Include support for using an IBM 3270 terminal as a Linux tty.
@@ -33,7 +33,7 @@ config TN3270_CONSOLE
config TN3215
def_bool y
prompt "Support for 3215 line mode terminal"
- depends on CCW
+ depends on CCW && TTY
help
Include support for IBM 3215 line-mode terminals.
@@ -51,7 +51,7 @@ config CCW_CONSOLE
config SCLP_TTY
def_bool y
prompt "Support for SCLP line mode terminal"
- depends on S390
+ depends on S390 && TTY
help
Include support for IBM SCLP line-mode terminals.
@@ -66,7 +66,7 @@ config SCLP_CONSOLE
config SCLP_VT220_TTY
def_bool y
prompt "Support for SCLP VT220-compatible terminal"
- depends on S390
+ depends on S390 && TTY
help
Include support for an IBM SCLP VT220-compatible terminal.
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 33b7141a182f..7b00fa634d40 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -412,8 +412,9 @@ static void raw3215_irq(struct ccw_device *cdev, unsigned long intparm,
break;
case CTRLCHAR_CTRL:
- tty_insert_flip_char(tty, cchar, TTY_NORMAL);
- tty_flip_buffer_push(tty);
+ tty_insert_flip_char(&raw->port, cchar,
+ TTY_NORMAL);
+ tty_flip_buffer_push(&raw->port);
break;
case CTRLCHAR_NONE:
@@ -425,8 +426,9 @@ static void raw3215_irq(struct ccw_device *cdev, unsigned long intparm,
count++;
} else
count -= 2;
- tty_insert_flip_string(tty, raw->inbuf, count);
- tty_flip_buffer_push(tty);
+ tty_insert_flip_string(&raw->port, raw->inbuf,
+ count);
+ tty_flip_buffer_push(&raw->port);
break;
}
} else if (req->type == RAW3215_WRITE) {
@@ -970,7 +972,7 @@ static int tty3215_open(struct tty_struct *tty, struct file * filp)
tty_port_tty_set(&raw->port, tty);
- tty->low_latency = 0; /* don't use bottom half for pushing chars */
+ raw->port.low_latency = 0; /* don't use bottom half for pushing chars */
/*
* Start up 3215 device
*/
diff --git a/drivers/s390/char/keyboard.h b/drivers/s390/char/keyboard.h
index d0ae2be58191..a31f339211d5 100644
--- a/drivers/s390/char/keyboard.h
+++ b/drivers/s390/char/keyboard.h
@@ -43,22 +43,14 @@ int kbd_ioctl(struct kbd_data *, unsigned int, unsigned long);
static inline void
kbd_put_queue(struct tty_port *port, int ch)
{
- struct tty_struct *tty = tty_port_tty_get(port);
- if (!tty)
- return;
- tty_insert_flip_char(tty, ch, 0);
- tty_schedule_flip(tty);
- tty_kref_put(tty);
+ tty_insert_flip_char(port, ch, 0);
+ tty_schedule_flip(port);
}
static inline void
kbd_puts_queue(struct tty_port *port, char *cp)
{
- struct tty_struct *tty = tty_port_tty_get(port);
- if (!tty)
- return;
while (*cp)
- tty_insert_flip_char(tty, *cp++, 0);
- tty_schedule_flip(tty);
- tty_kref_put(tty);
+ tty_insert_flip_char(port, *cp++, 0);
+ tty_schedule_flip(port);
}
diff --git a/drivers/s390/char/sclp_tty.c b/drivers/s390/char/sclp_tty.c
index 877fbc37c1e7..14b4cb8abcc8 100644
--- a/drivers/s390/char/sclp_tty.c
+++ b/drivers/s390/char/sclp_tty.c
@@ -65,7 +65,7 @@ sclp_tty_open(struct tty_struct *tty, struct file *filp)
{
tty_port_tty_set(&sclp_port, tty);
tty->driver_data = NULL;
- tty->low_latency = 0;
+ sclp_port.low_latency = 0;
return 0;
}
@@ -342,8 +342,8 @@ sclp_tty_input(unsigned char* buf, unsigned int count)
case CTRLCHAR_SYSRQ:
break;
case CTRLCHAR_CTRL:
- tty_insert_flip_char(tty, cchar, TTY_NORMAL);
- tty_flip_buffer_push(tty);
+ tty_insert_flip_char(&sclp_port, cchar, TTY_NORMAL);
+ tty_flip_buffer_push(&sclp_port);
break;
case CTRLCHAR_NONE:
/* send (normal) input to line discipline */
@@ -351,11 +351,11 @@ sclp_tty_input(unsigned char* buf, unsigned int count)
(strncmp((const char *) buf + count - 2, "^n", 2) &&
strncmp((const char *) buf + count - 2, "\252n", 2))) {
/* add the auto \n */
- tty_insert_flip_string(tty, buf, count);
- tty_insert_flip_char(tty, '\n', TTY_NORMAL);
+ tty_insert_flip_string(&sclp_port, buf, count);
+ tty_insert_flip_char(&sclp_port, '\n', TTY_NORMAL);
} else
- tty_insert_flip_string(tty, buf, count - 2);
- tty_flip_buffer_push(tty);
+ tty_insert_flip_string(&sclp_port, buf, count - 2);
+ tty_flip_buffer_push(&sclp_port);
break;
}
tty_kref_put(tty);
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index effcc8756e0a..6c92f62623be 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -461,14 +461,9 @@ sclp_vt220_write(struct tty_struct *tty, const unsigned char *buf, int count)
static void
sclp_vt220_receiver_fn(struct evbuf_header *evbuf)
{
- struct tty_struct *tty = tty_port_tty_get(&sclp_vt220_port);
char *buffer;
unsigned int count;
- /* Ignore input if device is not open */
- if (tty == NULL)
- return;
-
buffer = (char *) ((addr_t) evbuf + sizeof(struct evbuf_header));
count = evbuf->length - sizeof(struct evbuf_header);
@@ -480,11 +475,10 @@ sclp_vt220_receiver_fn(struct evbuf_header *evbuf)
/* Send input to line discipline */
buffer++;
count--;
- tty_insert_flip_string(tty, buffer, count);
- tty_flip_buffer_push(tty);
+ tty_insert_flip_string(&sclp_vt220_port, buffer, count);
+ tty_flip_buffer_push(&sclp_vt220_port);
break;
}
- tty_kref_put(tty);
}
/*
@@ -495,7 +489,7 @@ sclp_vt220_open(struct tty_struct *tty, struct file *filp)
{
if (tty->count == 1) {
tty_port_tty_set(&sclp_vt220_port, tty);
- tty->low_latency = 0;
+ sclp_vt220_port.low_latency = 0;
if (!tty->winsize.ws_row && !tty->winsize.ws_col) {
tty->winsize.ws_row = 24;
tty->winsize.ws_col = 80;
diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
index 43ea0593bdb0..3860e796b65f 100644
--- a/drivers/s390/char/tty3270.c
+++ b/drivers/s390/char/tty3270.c
@@ -860,7 +860,7 @@ static int tty3270_install(struct tty_driver *driver, struct tty_struct *tty)
tty->driver_data = tp;
tty->winsize.ws_row = tp->view.rows - 2;
tty->winsize.ws_col = tp->view.cols;
- tty->low_latency = 0;
+ tp->port.low_latency = 0;
/* why to reassign? */
tty_port_tty_set(&tp->port, tty);
tp->inattr = TF_INPUT;
@@ -893,7 +893,7 @@ static int tty3270_install(struct tty_driver *driver, struct tty_struct *tty)
}
tty_port_tty_set(&tp->port, tty);
- tty->low_latency = 0;
+ tp->port.low_latency = 0;
tty->winsize.ws_row = tp->view.rows - 2;
tty->winsize.ws_col = tp->view.cols;
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