[net-next-2.6.git] / include / 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>

#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 */
};

struct zatm_t_hist {
	struct timeval real;		/* real (wall-clock) time */
	struct timeval expected;	/* expected real time */
};


#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>
	17
	18	#define ZATM_GETPOOL _IOW('a',ATMIOC_SARPRV+1,struct atmif_sioc)
	19	/* get pool statistics */
	20	#define ZATM_GETPOOLZ _IOW('a',ATMIOC_SARPRV+2,struct atmif_sioc)
	21	/* get statistics and zero */
	22	#define ZATM_SETPOOL _IOW('a',ATMIOC_SARPRV+3,struct atmif_sioc)
	23	/* set pool parameters */
	24
	25	struct zatm_pool_info {
	26	int ref_count; /* free buffer pool usage counters */
	27	int low_water,high_water; /* refill parameters */
	28	int rqa_count,rqu_count; /* queue condition counters */
	29	int offset,next_off; /* alignment optimizations: offset */
	30	int next_cnt,next_thres; /* repetition counter and threshold */
	31	};
	32
	33	struct zatm_pool_req {
	34	int pool_num; /* pool number */
	35	struct zatm_pool_info info; /* actual information */
	36	};
	37
	38	struct zatm_t_hist {
	39	struct timeval real; /* real (wall-clock) time */
	40	struct timeval expected; /* expected real time */
	41	};
	42
	43
	44	#define ZATM_OAM_POOL 0 /* free buffer pool for OAM cells */
	45	#define ZATM_AAL0_POOL 1 /* free buffer pool for AAL0 cells */
	46	#define ZATM_AAL5_POOL_BASE 2 /* first AAL5 free buffer pool */
	47	#define ZATM_LAST_POOL ZATM_AAL5_POOL_BASE+10 /* max. 64 kB */
	48
	49	#define ZATM_TIMER_HISTORY_SIZE 16 /* number of timer adjustments to
	50	record; must be 2^n */
	51
	52	#endif