10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 50Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 60Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 70Sstevel@tonic-gate * with the License. 80Sstevel@tonic-gate * 90Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 100Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 110Sstevel@tonic-gate * See the License for the specific language governing permissions 120Sstevel@tonic-gate * and limitations under the License. 130Sstevel@tonic-gate * 140Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 150Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 160Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 170Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 180Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 190Sstevel@tonic-gate * 200Sstevel@tonic-gate * CDDL HEADER END 210Sstevel@tonic-gate */ 220Sstevel@tonic-gate /* 23*753Slclee * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 240Sstevel@tonic-gate * Use is subject to license terms. 250Sstevel@tonic-gate */ 260Sstevel@tonic-gate 270Sstevel@tonic-gate #ifndef _SYS_DKTP_FLOWCTRL_H 280Sstevel@tonic-gate #define _SYS_DKTP_FLOWCTRL_H 290Sstevel@tonic-gate 300Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 310Sstevel@tonic-gate 320Sstevel@tonic-gate #ifdef __cplusplus 330Sstevel@tonic-gate extern "C" { 340Sstevel@tonic-gate #endif 350Sstevel@tonic-gate 360Sstevel@tonic-gate struct flc_obj { 370Sstevel@tonic-gate opaque_t flc_data; 380Sstevel@tonic-gate struct flc_objops *flc_ops; 390Sstevel@tonic-gate }; 400Sstevel@tonic-gate 410Sstevel@tonic-gate struct flc_objops { 420Sstevel@tonic-gate int (*flc_init)(opaque_t, opaque_t, opaque_t, void *); 430Sstevel@tonic-gate int (*flc_free)(struct flc_obj *); 440Sstevel@tonic-gate int (*flc_enque)(opaque_t, struct buf *); 450Sstevel@tonic-gate int (*flc_deque)(opaque_t, struct buf *); 460Sstevel@tonic-gate int (*flc_start_kstat)(opaque_t, char *, int); 470Sstevel@tonic-gate int (*flc_stop_kstat)(opaque_t); 480Sstevel@tonic-gate void *flc_resv[2]; 490Sstevel@tonic-gate }; 500Sstevel@tonic-gate 51*753Slclee struct flc_obj *dsngl_create(); 52*753Slclee struct flc_obj *dmult_create(); 53*753Slclee struct flc_obj *duplx_create(); 54*753Slclee struct flc_obj *adapt_create(); 55*753Slclee 560Sstevel@tonic-gate #define FLC_INIT(X, tgcomobjp, queobjp, lkarg) \ 570Sstevel@tonic-gate (*((struct flc_obj *)(X))->flc_ops->flc_init) \ 580Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data, (tgcomobjp), (queobjp), (lkarg)) 590Sstevel@tonic-gate #define FLC_FREE(X) (*((struct flc_obj *)(X))->flc_ops->flc_free) ((X)) 600Sstevel@tonic-gate #define FLC_ENQUE(X, bp) (*((struct flc_obj *)(X))->flc_ops->flc_enque) \ 610Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data, (bp)) 620Sstevel@tonic-gate #define FLC_DEQUE(X, bp) (*((struct flc_obj *)(X))->flc_ops->flc_deque) \ 630Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data, (bp)) 640Sstevel@tonic-gate #define FLC_START_KSTAT(X, devtype, instance) \ 650Sstevel@tonic-gate (*((struct flc_obj *)(X))->flc_ops->flc_start_kstat)\ 660Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data, (devtype), (instance)) 670Sstevel@tonic-gate #define FLC_STOP_KSTAT(X) (*((struct flc_obj *)(X))->flc_ops->flc_stop_kstat) \ 680Sstevel@tonic-gate (((struct flc_obj *)(X))->flc_data) 690Sstevel@tonic-gate 700Sstevel@tonic-gate #ifdef __cplusplus 710Sstevel@tonic-gate } 720Sstevel@tonic-gate #endif 730Sstevel@tonic-gate 740Sstevel@tonic-gate #endif /* _SYS_DKTP_FLOWCTRL_H */ 75