1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _SYS_DKTP_FLOWCTRL_H 28*0Sstevel@tonic-gate #define _SYS_DKTP_FLOWCTRL_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #ifdef __cplusplus 33*0Sstevel@tonic-gate extern "C" { 34*0Sstevel@tonic-gate #endif 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate struct flc_obj { 37*0Sstevel@tonic-gate opaque_t flc_data; 38*0Sstevel@tonic-gate struct flc_objops *flc_ops; 39*0Sstevel@tonic-gate }; 40*0Sstevel@tonic-gate 41*0Sstevel@tonic-gate struct flc_objops { 42*0Sstevel@tonic-gate int (*flc_init)(opaque_t, opaque_t, opaque_t, void *); 43*0Sstevel@tonic-gate int (*flc_free)(struct flc_obj *); 44*0Sstevel@tonic-gate int (*flc_enque)(opaque_t, struct buf *); 45*0Sstevel@tonic-gate int (*flc_deque)(opaque_t, struct buf *); 46*0Sstevel@tonic-gate int (*flc_start_kstat)(opaque_t, char *, int); 47*0Sstevel@tonic-gate int (*flc_stop_kstat)(opaque_t); 48*0Sstevel@tonic-gate void *flc_resv[2]; 49*0Sstevel@tonic-gate }; 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate #define FLC_INIT(X, tgcomobjp, queobjp, lkarg) \ 52*0Sstevel@tonic-gate (*((struct flc_obj *)(X))->flc_ops->flc_init) \ 53*0Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data, (tgcomobjp), (queobjp), (lkarg)) 54*0Sstevel@tonic-gate #define FLC_FREE(X) (*((struct flc_obj *)(X))->flc_ops->flc_free) ((X)) 55*0Sstevel@tonic-gate #define FLC_ENQUE(X, bp) (*((struct flc_obj *)(X))->flc_ops->flc_enque) \ 56*0Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data, (bp)) 57*0Sstevel@tonic-gate #define FLC_DEQUE(X, bp) (*((struct flc_obj *)(X))->flc_ops->flc_deque) \ 58*0Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data, (bp)) 59*0Sstevel@tonic-gate #define FLC_START_KSTAT(X, devtype, instance) \ 60*0Sstevel@tonic-gate (*((struct flc_obj *)(X))->flc_ops->flc_start_kstat)\ 61*0Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data, (devtype), (instance)) 62*0Sstevel@tonic-gate #define FLC_STOP_KSTAT(X) (*((struct flc_obj *)(X))->flc_ops->flc_stop_kstat) \ 63*0Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data) 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate #ifdef __cplusplus 66*0Sstevel@tonic-gate } 67*0Sstevel@tonic-gate #endif 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate #endif /* _SYS_DKTP_FLOWCTRL_H */ 70