atm_zatm.h (1540B)
- /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
- /* 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 */
- };
- #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