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path: root/drivers/usb/serial/console.c
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Diffstat (limited to 'drivers/usb/serial/console.c')
-rw-r--r--drivers/usb/serial/console.c36
1 files changed, 11 insertions, 25 deletions
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index 5f3bcd31e20..8d7fc48b1f3 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -14,7 +14,6 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
-#include <linux/init.h>
#include <linux/slab.h>
#include <linux/tty.h>
#include <linux/console.h>
@@ -108,18 +107,18 @@ static int usb_console_setup(struct console *co, char *options)
* no need to check the index here: if the index is wrong, console
* code won't call us
*/
- serial = usb_serial_get_by_index(co->index);
- if (serial == NULL) {
+ port = usb_serial_port_get_by_minor(co->index);
+ if (port == NULL) {
/* no device is connected yet, sorry :( */
pr_err("No USB device connected to ttyUSB%i\n", co->index);
return -ENODEV;
}
+ serial = port->serial;
retval = usb_autopm_get_interface(serial->interface);
if (retval)
goto error_get_interface;
- port = serial->port[co->index - serial->minor];
tty_port_tty_set(&port->port, NULL);
info->port = port;
@@ -135,7 +134,6 @@ static int usb_console_setup(struct console *co, char *options)
tty = kzalloc(sizeof(*tty), GFP_KERNEL);
if (!tty) {
retval = -ENOMEM;
- dev_err(&port->dev, "no more memory\n");
goto reset_open_count;
}
kref_init(&tty->kref);
@@ -144,18 +142,13 @@ static int usb_console_setup(struct console *co, char *options)
tty->index = co->index;
if (tty_init_termios(tty)) {
retval = -ENOMEM;
- dev_err(&port->dev, "no more memory\n");
goto free_tty;
}
}
/* only call the device specific open if this
* is the first time the port is opened */
- if (serial->type->open)
- retval = serial->type->open(NULL, port);
- else
- retval = usb_serial_generic_open(NULL, port);
-
+ retval = serial->type->open(NULL, port);
if (retval) {
dev_err(&port->dev, "could not open USB console port\n");
goto fail;
@@ -210,10 +203,10 @@ static void usb_console_write(struct console *co,
if (count == 0)
return;
- pr_debug("%s - port %d, %d byte(s)\n", __func__, port->number, count);
+ dev_dbg(&port->dev, "%s - %d byte(s)\n", __func__, count);
if (!port->port.console) {
- pr_debug("%s - port not opened\n", __func__);
+ dev_dbg(&port->dev, "%s - port not opened\n", __func__);
return;
}
@@ -230,21 +223,14 @@ static void usb_console_write(struct console *co,
}
/* pass on to the driver specific version of this function if
it is available */
- if (serial->type->write)
- retval = serial->type->write(NULL, port, buf, i);
- else
- retval = usb_serial_generic_write(NULL, port, buf, i);
- pr_debug("%s - return value : %d\n", __func__, retval);
+ retval = serial->type->write(NULL, port, buf, i);
+ dev_dbg(&port->dev, "%s - write: %d\n", __func__, retval);
if (lf) {
/* append CR after LF */
unsigned char cr = 13;
- if (serial->type->write)
- retval = serial->type->write(NULL,
- port, &cr, 1);
- else
- retval = usb_serial_generic_write(NULL,
- port, &cr, 1);
- pr_debug("%s - return value : %d\n", __func__, retval);
+ retval = serial->type->write(NULL, port, &cr, 1);
+ dev_dbg(&port->dev, "%s - write cr: %d\n",
+ __func__, retval);
}
buf += i;
count -= i;