linux/include/linux/mISDNhw.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 *
 * Author	Karsten Keil <[email protected]>
 *
 *   Basic declarations for the mISDN HW channels
 *
 * Copyright 2008  by Karsten Keil <[email protected]>
 */

#ifndef MISDNHW_H
#define MISDNHW_H
#include <linux/mISDNif.h>
#include <linux/timer.h>

/*
 * HW DEBUG 0xHHHHGGGG
 * H - hardware driver specific bits
 * G - for all drivers
 */

#define DEBUG_HW …
#define DEBUG_HW_OPEN …
#define DEBUG_HW_DCHANNEL …
#define DEBUG_HW_DFIFO …
#define DEBUG_HW_BCHANNEL …
#define DEBUG_HW_BFIFO …

#define MAX_DFRAME_LEN_L1 …
#define MAX_MON_FRAME …
#define MAX_LOG_SPACE …
#define MISDN_COPY_SIZE …

/* channel->Flags bit field */
#define FLG_TX_BUSY …
#define FLG_TX_NEXT …
#define FLG_L1_BUSY …
#define FLG_L2_ACTIVATED …
#define FLG_OPEN …
#define FLG_ACTIVE …
#define FLG_BUSY_TIMER …
/* channel type */
#define FLG_DCHANNEL …
#define FLG_BCHANNEL …
#define FLG_ECHANNEL …
#define FLG_TRANSPARENT …
#define FLG_HDLC …
#define FLG_L2DATA …
#define FLG_ORIGIN …
/* channel specific stuff */
#define FLG_FILLEMPTY …
/* arcofi specific */
#define FLG_ARCOFI_TIMER …
#define FLG_ARCOFI_ERROR …
/* isar specific */
#define FLG_INITIALIZED …
#define FLG_DLEETX …
#define FLG_LASTDLE …
#define FLG_FIRST …
#define FLG_LASTDATA …
#define FLG_NMD_DATA …
#define FLG_FTI_RUN …
#define FLG_LL_OK …
#define FLG_LL_CONN …
#define FLG_DTMFSEND …
#define FLG_TX_EMPTY …
/* stop sending received data upstream */
#define FLG_RX_OFF …
/* workq events */
#define FLG_RECVQUEUE …
#define FLG_PHCHANGE …

#define schedule_event(s, ev) …

struct dchannel { … };

dchannel_l1callback;
extern int	create_l1(struct dchannel *, dchannel_l1callback *);

/* private L1 commands */
#define INFO0 …
#define INFO1 …
#define INFO2 …
#define INFO3_P8 …
#define INFO3_P10 …
#define INFO4_P8 …
#define INFO4_P10 …
#define LOSTFRAMING …
#define ANYSIGNAL …
#define HW_POWERDOWN …
#define HW_RESET_REQ …
#define HW_POWERUP_REQ …
#define HW_DEACT_REQ …
#define HW_ACTIVATE_REQ …
#define HW_D_NOBLOCKED …
#define HW_RESET_IND …
#define HW_POWERUP_IND …
#define HW_DEACT_IND …
#define HW_ACTIVATE_IND …
#define HW_DEACT_CNF …
#define HW_TESTLOOP …
#define HW_TESTRX_RAW …
#define HW_TESTRX_HDLC …
#define HW_TESTRX_OFF …
#define HW_TIMER3_IND …
#define HW_TIMER3_VALUE …
#define HW_TIMER3_VMASK …

struct layer1;
extern int	l1_event(struct layer1 *, u_int);

#define MISDN_BCH_FILL_SIZE …

struct bchannel { … };

extern int	mISDN_initdchannel(struct dchannel *, int, void *);
extern int	mISDN_initbchannel(struct bchannel *, unsigned short,
				   unsigned short);
extern int	mISDN_freedchannel(struct dchannel *);
extern void	mISDN_clear_bchannel(struct bchannel *);
extern void	mISDN_freebchannel(struct bchannel *);
extern int	mISDN_ctrl_bchannel(struct bchannel *, struct mISDN_ctrl_req *);
extern void	queue_ch_frame(struct mISDNchannel *, u_int,
			int, struct sk_buff *);
extern int	dchannel_senddata(struct dchannel *, struct sk_buff *);
extern int	bchannel_senddata(struct bchannel *, struct sk_buff *);
extern int      bchannel_get_rxbuf(struct bchannel *, int);
extern void	recv_Dchannel(struct dchannel *);
extern void	recv_Echannel(struct dchannel *, struct dchannel *);
extern void	recv_Bchannel(struct bchannel *, unsigned int, bool);
extern void	recv_Dchannel_skb(struct dchannel *, struct sk_buff *);
extern void	recv_Bchannel_skb(struct bchannel *, struct sk_buff *);
extern int	get_next_bframe(struct bchannel *);
extern int	get_next_dframe(struct dchannel *);

#endif