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/* atmdev.h - ATM device driver declarations and various related items */
 
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
 

#ifndef LINUX_ATMDEV_H
#define LINUX_ATMDEV_H


#include <linux/atmapi.h>
#include <linux/atm.h>
#include <linux/atmioc.h>


#define ESI_LEN		6

#define ATM_OC3_PCR	(155520000/270*260/8/53)
			/* OC3 link rate:  155520000 bps
			   SONET overhead: /270*260 (9 section, 1 path)
			   bits per cell:  /8/53
			   max cell rate:  353207.547 cells/sec */
#define ATM_25_PCR	((25600000/8-8000)/54)
			/* 25 Mbps ATM cell rate (59111) */
#define ATM_OC12_PCR	(622080000/1080*1040/8/53)
			/* OC12 link rate: 622080000 bps
			   SONET overhead: /1080*1040
			   bits per cell:  /8/53
			   max cell rate:  1412830.188 cells/sec */
#define ATM_DS3_PCR	(8000*12)
			/* DS3: 12 cells in a 125 usec time slot */


#define __AAL_STAT_ITEMS \
    __HANDLE_ITEM(tx);			/* TX okay */ \
    __HANDLE_ITEM(tx_err);		/* TX errors */ \
    __HANDLE_ITEM(rx);			/* RX okay */ \
    __HANDLE_ITEM(rx_err);		/* RX errors */ \
    __HANDLE_ITEM(rx_drop);		/* RX out of memory */

struct atm_aal_stats {
#define __HANDLE_ITEM(i) int i
	__AAL_STAT_ITEMS
#undef __HANDLE_ITEM
};


struct atm_dev_stats {
	struct atm_aal_stats aal0;
	struct atm_aal_stats aal34;
	struct atm_aal_stats aal5;
} __ATM_API_ALIGN;


#define ATM_GETLINKRATE	_IOW('a',ATMIOC_ITF+1,struct atmif_sioc)
					/* get link rate */
#define ATM_GETNAMES	_IOW('a',ATMIOC_ITF+3,struct atm_iobuf)
					/* get interface names (numbers) */
#define ATM_GETTYPE	_IOW('a',ATMIOC_ITF+4,struct atmif_sioc)
					/* get interface type name */
#define ATM_GETESI	_IOW('a',ATMIOC_ITF+5,struct atmif_sioc)
					/* get interface ESI */
#define ATM_GETADDR	_IOW('a',ATMIOC_ITF+6,struct atmif_sioc)
					/* get itf's local ATM addr. list */
#define ATM_RSTADDR	_IOW('a',ATMIOC_ITF+7,struct atmif_sioc)
					/* reset itf's ATM address list */
#define ATM_ADDADDR	_IOW('a',ATMIOC_ITF+8,struct atmif_sioc)
					/* add a local ATM address */
#define ATM_DELADDR	_IOW('a',ATMIOC_ITF+9,struct atmif_sioc)
					/* remove a local ATM address */
#define ATM_GETCIRANGE	_IOW('a',ATMIOC_ITF+10,struct atmif_sioc)
					/* get connection identifier range */
#define ATM_SETCIRANGE	_IOW('a',ATMIOC_ITF+11,struct atmif_sioc)
					/* set connection identifier range */
#define ATM_SETESI	_IOW('a',ATMIOC_ITF+12,struct atmif_sioc)
					/* set interface ESI */
#define ATM_SETESIF	_IOW('a',ATMIOC_ITF+13,struct atmif_sioc)
					/* force interface ESI */
#define ATM_ADDLECSADDR	_IOW('a', ATMIOC_ITF+14, struct atmif_sioc)
					/* register a LECS address */
#define ATM_DELLECSADDR	_IOW('a', ATMIOC_ITF+15, struct atmif_sioc)
					/* unregister a LECS address */
#define ATM_GETLECSADDR	_IOW('a', ATMIOC_ITF+16, struct atmif_sioc)
					/* retrieve LECS address(es) */

#define ATM_GETSTAT	_IOW('a',ATMIOC_SARCOM+0,struct atmif_sioc)
					/* get AAL layer statistics */
#define ATM_GETSTATZ	_IOW('a',ATMIOC_SARCOM+1,struct atmif_sioc)
					/* get AAL layer statistics and zero */
#define ATM_GETLOOP	_IOW('a',ATMIOC_SARCOM+2,struct atmif_sioc)
					/* get loopback mode */
#define ATM_SETLOOP	_IOW('a',ATMIOC_SARCOM+3,struct atmif_sioc)
					/* set loopback mode */
#define ATM_QUERYLOOP	_IOW('a',ATMIOC_SARCOM+4,struct atmif_sioc)
					/* query supported loopback modes */
#define ATM_SETSC	_IOW('a',ATMIOC_SPECIAL+1,int)
					/* enable or disable single-copy */
#define ATM_SETBACKEND	_IOW('a',ATMIOC_SPECIAL+2,atm_backend_t)
					/* set backend handler */
#define ATM_NEWBACKENDIF _IOW('a',ATMIOC_SPECIAL+3,atm_backend_t)
					/* use backend to make new if */
#define ATM_ADDPARTY  	_IOW('a', ATMIOC_SPECIAL+4,struct atm_iobuf)
 					/* add party to p2mp call */
#ifdef CONFIG_COMPAT
/* It actually takes struct sockaddr_atmsvc, not struct atm_iobuf */
#define COMPAT_ATM_ADDPARTY  	_IOW('a', ATMIOC_SPECIAL+4,struct compat_atm_iobuf)
#endif
#define ATM_DROPPARTY 	