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USB: Serial: usb-serial: remove debug module parameter 

Now that all usb-serial modules are only using dev_dbg()
the debug module parameter does not do anything at all, so
remove it to reduce any confusion if someone were to try
to use it.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2012-09-18 16:05:17 +01:00
parent d3d6c328e5
commit 3033bc8d74
4 changed files with 7 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/usb/serial/console.c
View File

@ -22,8 +22,6 @@
#include <linux/usb.h>
#include <linux/usb/serial.h>
static int debug;
struct usbcons_info {
int magic;
int break_flag;
@ -283,10 +281,8 @@ void usb_serial_console_disconnect(struct usb_serial *serial)
}
}
void usb_serial_console_init(int serial_debug, int minor)
void usb_serial_console_init(int minor)
{
debug = serial_debug;
if (minor == 0) {
/*
* Call register_console() if this is the first device plugged

5
drivers/usb/serial/generic.c
View File

@ -24,8 +24,6 @@
#include <linux/kfifo.h>
#include <linux/serial.h>
static int debug;
#ifdef CONFIG_USB_SERIAL_GENERIC
static __u16 vendor = 0x05f9;
@ -60,11 +58,10 @@ static struct usb_serial_driver * const serial_drivers[] = {
#endif
int usb_serial_generic_register(int _debug)
int usb_serial_generic_register(void)
{
int retval = 0;
debug = _debug;
#ifdef CONFIG_USB_SERIAL_GENERIC
generic_device_ids[0].idVendor = vendor;
generic_device_ids[0].idProduct = product;

8
drivers/usb/serial/usb-serial.c
View File

@ -52,7 +52,6 @@
drivers depend on it.
*/
static bool debug;
/* initially all NULL */
static struct usb_serial *serial_table[SERIAL_TTY_MINORS];
static DEFINE_MUTEX(table_lock);
@ -1074,7 +1073,7 @@ static int usb_serial_probe(struct usb_interface *interface,
serial->disconnected = 0;
usb_serial_console_init(debug, minor);
usb_serial_console_init(minor);
exit:
module_put(type->driver.owner);
return 0;
@ -1259,7 +1258,7 @@ static int __init usb_serial_init(void)
}
/* register the generic driver, if we should */
result = usb_serial_generic_register(debug);
result = usb_serial_generic_register();
if (result < 0) {
pr_err("%s - registering generic driver failed\n", __func__);
goto exit_generic;
@ -1464,6 +1463,3 @@ EXPORT_SYMBOL_GPL(usb_serial_deregister_drivers);
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
module_param(debug, bool, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(debug, "Debug enabled or not");

6
include/linux/usb/serial.h
View File

@ -307,11 +307,11 @@ extern int ezusb_set_reset(struct usb_device *dev, unsigned char reset_bit);
/* USB Serial console functions */
#ifdef CONFIG_USB_SERIAL_CONSOLE
extern void usb_serial_console_init(int debug, int minor);
extern void usb_serial_console_init(int minor);
extern void usb_serial_console_exit(void);
extern void usb_serial_console_disconnect(struct usb_serial *serial);
#else
static inline void usb_serial_console_init(int debug, int minor) { }
static inline void usb_serial_console_init(int minor) { }
static inline void usb_serial_console_exit(void) { }
static inline void usb_serial_console_disconnect(struct usb_serial *serial) {}
#endif
@ -333,7 +333,7 @@ extern void usb_serial_generic_throttle(struct tty_struct *tty);
extern void usb_serial_generic_unthrottle(struct tty_struct *tty);
extern void usb_serial_generic_disconnect(struct usb_serial *serial);
extern void usb_serial_generic_release(struct usb_serial *serial);
extern int usb_serial_generic_register(int debug);
extern int usb_serial_generic_register(void);
extern void usb_serial_generic_deregister(void);
extern int usb_serial_generic_submit_read_urbs(struct usb_serial_port *port,
gfp_t mem_flags);