tegrakernel/kernel/kernel-4.9/drivers/isdn/hisax/hisax_if.h

67 lines
1.4 KiB
C

/*
* Interface between low level (hardware) drivers and
* HiSax protocol stack
*
* Author Kai Germaschewski
* Copyright 2001 by Kai Germaschewski <kai.germaschewski@gmx.de>
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
*/
#ifndef __HISAX_IF_H__
#define __HISAX_IF_H__
#include <linux/skbuff.h>
#define REQUEST 0
#define CONFIRM 1
#define INDICATION 2
#define RESPONSE 3
#define PH_ACTIVATE 0x0100
#define PH_DEACTIVATE 0x0110
#define PH_DATA 0x0120
#define PH_PULL 0x0130
#define PH_DATA_E 0x0140
#define L1_MODE_NULL 0
#define L1_MODE_TRANS 1
#define L1_MODE_HDLC 2
#define L1_MODE_EXTRN 3
#define L1_MODE_HDLC_56K 4
#define L1_MODE_MODEM 7
#define L1_MODE_V32 8
#define L1_MODE_FAX 9
struct hisax_if {
void *priv; // private to driver
void (*l1l2)(struct hisax_if *, int pr, void *arg);
void (*l2l1)(struct hisax_if *, int pr, void *arg);
};
struct hisax_b_if {
struct hisax_if ifc;
// private to hisax
struct BCState *bcs;
};
struct hisax_d_if {
struct hisax_if ifc;
// private to hisax
struct module *owner;
struct IsdnCardState *cs;
struct hisax_b_if *b_if[2];
struct sk_buff_head erq;
unsigned long ph_state;
};
int hisax_register(struct hisax_d_if *hisax_if, struct hisax_b_if *b_if[],
char *name, int protocol);
void hisax_unregister(struct hisax_d_if *hisax_if);
#endif