[deliverable/linux.git] / include / uapi / linux / atm_zatm.h

/* atm_zatm.h - Driver-specific declarations of the ZATM driver (for use by
		driver-specific utilities) */

/* Written 1995-1999 by Werner Almesberger, EPFL LRC/ICA */


#ifndef LINUX_ATM_ZATM_H
#define LINUX_ATM_ZATM_H

/*
 * Note: non-kernel programs including this file must also include
 * sys/types.h for struct timeval
 */

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

#define ZATM_GETPOOL	_IOW('a',ATMIOC_SARPRV+1,struct atmif_sioc)
						/* get pool statistics */
#define ZATM_GETPOOLZ	_IOW('a',ATMIOC_SARPRV+2,struct atmif_sioc)
						/* get statistics and zero */
#define ZATM_SETPOOL	_IOW('a',ATMIOC_SARPRV+3,struct atmif_sioc)
						/* set pool parameters */

struct zatm_pool_info {
	int ref_count;			/* free buffer pool usage counters */
	int low_water,high_water;	/* refill parameters */
	int rqa_count,rqu_count;	/* queue condition counters */
	int offset,next_off;		/* alignment optimizations: offset */
	int next_cnt,next_thres;	/* repetition counter and threshold */
};

struct zatm_pool_req {
	int pool_num;			/* pool number */
	struct zatm_pool_info info;	/* actual information */
};

#define ZATM_OAM_POOL		0	/* free buffer pool for OAM cells */
#define ZATM_AAL0_POOL		1	/* free buffer pool for AAL0 cells */
#define ZATM_AAL5_POOL_BASE	2	/* first AAL5 free buffer pool */
#define ZATM_LAST_POOL	ZATM_AAL5_POOL_BASE+10 /* max. 64 kB */

#define ZATM_TIMER_HISTORY_SIZE	16	/* number of timer adjustments to
					   record; must be 2^n */

#endif
Commit	Line	Data
1da177e4 LT	1	/* atm_zatm.h - Driver-specific declarations of the ZATM driver (for use by
	2	driver-specific utilities) */
	3
	4	/* Written 1995-1999 by Werner Almesberger, EPFL LRC/ICA */
	5
	6
	7	#ifndef LINUX_ATM_ZATM_H
	8	#define LINUX_ATM_ZATM_H
	9
	10	/*
	11	* Note: non-kernel programs including this file must also include
	12	* sys/types.h for struct timeval
	13	*/
	14
	15	#include <linux/atmapi.h>
	16	#include <linux/atmioc.h>
cf00713a	17	#include <linux/time.h>
1da177e4 LT	18
	19	#define ZATM_GETPOOL _IOW('a',ATMIOC_SARPRV+1,struct atmif_sioc)
	20	/* get pool statistics */
	21	#define ZATM_GETPOOLZ _IOW('a',ATMIOC_SARPRV+2,struct atmif_sioc)
	22	/* get statistics and zero */
	23	#define ZATM_SETPOOL _IOW('a',ATMIOC_SARPRV+3,struct atmif_sioc)
	24	/* set pool parameters */
	25
	26	struct zatm_pool_info {
	27	int ref_count; /* free buffer pool usage counters */
	28	int low_water,high_water; /* refill parameters */
	29	int rqa_count,rqu_count; /* queue condition counters */
	30	int offset,next_off; /* alignment optimizations: offset */
	31	int next_cnt,next_thres; /* repetition counter and threshold */
	32	};
	33
	34	struct zatm_pool_req {
	35	int pool_num; /* pool number */
	36	struct zatm_pool_info info; /* actual information */
	37	};
	38
1da177e4 LT	39	#define ZATM_OAM_POOL 0 /* free buffer pool for OAM cells */
	40	#define ZATM_AAL0_POOL 1 /* free buffer pool for AAL0 cells */
	41	#define ZATM_AAL5_POOL_BASE 2 /* first AAL5 free buffer pool */
	42	#define ZATM_LAST_POOL ZATM_AAL5_POOL_BASE+10 /* max. 64 kB */
	43
	44	#define ZATM_TIMER_HISTORY_SIZE 16 /* number of timer adjustments to
	45	record; must be 2^n */
	46
	47	#endif