lp.c File Reference

#include <linux/module.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/major.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/fcntl.h>
#include <linux/delay.h>
#include <linux/poll.h>
#include <linux/console.h>
#include <linux/device.h>
#include <linux/wait.h>
#include <linux/jiffies.h>
#include <linux/mutex.h>
#include <linux/compat.h>
#include <linux/parport.h>
#include <linux/lp.h>
#include <asm/irq.h>
#include <asm/uaccess.h>

Go to the source code of this file.

Macros
#define	LP_NO   8
#define	LP_PREEMPT_REQUEST   1
#define	LP_PARPORT_CLAIMED   2
#define	r_dtr(x)   (parport_read_data(lp_table[(x)].dev->port))
#define	r_str(x)   (parport_read_status(lp_table[(x)].dev->port))
#define	w_ctr(x, y)   do { parport_write_control(lp_table[(x)].dev->port, (y)); } while (0)
#define	w_dtr(x, y)   do { parport_write_data(lp_table[(x)].dev->port, (y)); } while (0)

Functions
	module_param_array (parport, charp, NULL, 0)
	module_param (reset, bool, 0)
	__setup ("lp=", lp_setup)
	module_init (lp_init_module)
	module_exit (lp_cleanup_module)
	MODULE_ALIAS_CHARDEV_MAJOR (LP_MAJOR)
	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define LP_NO   8

Definition at line 140 of file lp.c.

#define LP_PARPORT_CLAIMED   2

Definition at line 156 of file lp.c.

#define LP_PREEMPT_REQUEST   1

Definition at line 155 of file lp.c.

#define r_dtr

(

x

)

(parport_read_data(lp_table[(x)].dev->port))

Definition at line 160 of file lp.c.

#define r_str

(

x

)

(parport_read_status(lp_table[(x)].dev->port))

Definition at line 161 of file lp.c.

#define w_ctr	(		x,
			y
	)		do { parport_write_control(lp_table[(x)].dev->port, (y)); } while (0)

Definition at line 162 of file lp.c.

#define w_dtr	(		x,
			y
	)		do { parport_write_data(lp_table[(x)].dev->port, (y)); } while (0)

Definition at line 163 of file lp.c.

Function Documentation

__setup

(

)

MODULE_ALIAS_CHARDEV_MAJOR

(

LP_MAJOR

)

module_exit

(

lp_cleanup_module

)

module_init

(

lp_init_module

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	reset	,
		bool	,
		0
	)

module_param_array	(	parport	,
		charp	,
		NULL	,
		0
	)