safe_serial.c File Reference

#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/gfp.h>
#include <linux/init.h>
#include <linux/tty.h>
#include <linux/tty_driver.h>
#include <linux/tty_flip.h>
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/uaccess.h>
#include <linux/usb.h>
#include <linux/usb/serial.h>

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	CONFIG_USB_SERIAL_SAFE_PADDED   0
#define	DRIVER_AUTHOR   "[email protected], tbr@lineo.com, Johan Hovold <[email protected]>"
#define	DRIVER_DESC   "USB Safe Encapsulated Serial"
#define	CDC_DEVICE_CLASS   0x02
#define	CDC_INTERFACE_CLASS   0x02
#define	CDC_INTERFACE_SUBCLASS   0x06
#define	LINEO_INTERFACE_CLASS   0xff
#define	LINEO_INTERFACE_SUBCLASS_SAFENET   0x01
#define	LINEO_SAFENET_CRC   0x01
#define	LINEO_SAFENET_CRC_PADDED   0x02
#define	LINEO_INTERFACE_SUBCLASS_SAFESERIAL   0x02
#define	LINEO_SAFESERIAL_CRC   0x01
#define	LINEO_SAFESERIAL_CRC_PADDED   0x02
#define	MY_USB_DEVICE(vend, prod, dc, ic, isc)
#define	CRC10_INITFCS   0x000 /* Initial FCS value */
#define	CRC10_GOODFCS   0x000 /* Good final FCS value */
#define	CRC10_FCS(fcs, c)   ((((fcs) << 8) & 0x3ff) ^ crc10_table[((fcs) >> 2) & 0xff] ^ (c))

Functions
	MODULE_AUTHOR (DRIVER_AUTHOR)
	MODULE_DESCRIPTION (DRIVER_DESC)
	MODULE_LICENSE ("GPL")
	module_param (vendor, ushort, 0)
	MODULE_PARM_DESC (vendor,"User specified USB idVendor (required)")
	module_param (product, ushort, 0)
	MODULE_PARM_DESC (product,"User specified USB idProduct (required)")
	module_param (safe, bool, 0)
	MODULE_PARM_DESC (safe,"Turn Safe Encapsulation On/Off")
	module_param (padded, bool, 0)
	MODULE_PARM_DESC (padded,"Pad to full wMaxPacketSize On/Off")
	MODULE_DEVICE_TABLE (usb, id_table)
	module_init (safe_init)
	module_exit (safe_exit)

Macro Definition Documentation

#define CDC_DEVICE_CLASS   0x02

Definition at line 108 of file safe_serial.c.

#define CDC_INTERFACE_CLASS   0x02

Definition at line 110 of file safe_serial.c.

#define CDC_INTERFACE_SUBCLASS   0x06

Definition at line 111 of file safe_serial.c.

#define CONFIG_USB_SERIAL_SAFE_PADDED   0

Definition at line 82 of file safe_serial.c.

#define CRC10_FCS	(		fcs,
			c
	)		((((fcs) << 8) & 0x3ff) ^ crc10_table[((fcs) >> 2) & 0xff] ^ (c))

Definition at line 187 of file safe_serial.c.

#define CRC10_GOODFCS   0x000 /* Good final FCS value */

Definition at line 186 of file safe_serial.c.

#define CRC10_INITFCS   0x000 /* Initial FCS value */

Definition at line 185 of file safe_serial.c.

#define DRIVER_AUTHOR   "[email protected], tbr@lineo.com, Johan Hovold <[email protected]>"

Definition at line 88 of file safe_serial.c.

#define DRIVER_DESC   "USB Safe Encapsulated Serial"

Definition at line 89 of file safe_serial.c.

#define LINEO_INTERFACE_CLASS   0xff

Definition at line 113 of file safe_serial.c.

#define LINEO_INTERFACE_SUBCLASS_SAFENET   0x01

Definition at line 115 of file safe_serial.c.

#define LINEO_INTERFACE_SUBCLASS_SAFESERIAL   0x02

Definition at line 119 of file safe_serial.c.

#define LINEO_SAFENET_CRC   0x01

Definition at line 116 of file safe_serial.c.

#define LINEO_SAFENET_CRC_PADDED   0x02

Definition at line 117 of file safe_serial.c.

#define LINEO_SAFESERIAL_CRC   0x01

Definition at line 120 of file safe_serial.c.

#define LINEO_SAFESERIAL_CRC_PADDED   0x02

Definition at line 121 of file safe_serial.c.

#define MY_USB_DEVICE	(		vend,
			prod,
			dc,
			ic,
			isc
	)

Value:

.match_flags = USB_DEVICE_ID_MATCH_DEVICE | \
               USB_DEVICE_ID_MATCH_DEV_CLASS | \
               USB_DEVICE_ID_MATCH_INT_CLASS | \
               USB_DEVICE_ID_MATCH_INT_SUBCLASS, \
    .idVendor = (vend), \
    .idProduct = (prod),\
    .bDeviceClass = (dc),\
    .bInterfaceClass = (ic), \
    .bInterfaceSubClass = (isc),

Definition at line 124 of file safe_serial.c.

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 65 of file safe_serial.c.

Function Documentation

MODULE_AUTHOR

(

DRIVER_AUTHOR

)

MODULE_DESCRIPTION

(

DRIVER_DESC

)

MODULE_DEVICE_TABLE	(	usb	,
		id_table
	)

module_exit

(

safe_exit

)

module_init

(

safe_init

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	vendor	,
		ushort	,
		0
	)

module_param	(	product	,
		ushort	,
		0
	)

module_param	(	safe	,
		bool	,
		0
	)

module_param	(	padded	,
		bool	,
		0
	)

MODULE_PARM_DESC	(	vendor	,
		"User specified USB idVendor (required)"
	)

MODULE_PARM_DESC	(	product	,
		"User specified USB idProduct (required)"
	)

MODULE_PARM_DESC	(	safe	,
		"Turn Safe Encapsulation On/Off"
	)

MODULE_PARM_DESC	(	padded	,
		"Pad to full wMaxPacketSize On/Off"
	)