1 /*- 2 * Copyright (c) 2010 Isilon Systems, Inc. 3 * Copyright (c) 2010 iX Systems, Inc. 4 * Copyright (c) 2010 Panasas, Inc. 5 * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice unmodified, this list of conditions, and the following 13 * disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 #ifndef _LINUXKPI_LINUX_MODULE_H_ 30 #define _LINUXKPI_LINUX_MODULE_H_ 31 32 #include <sys/cdefs.h> 33 #include <sys/types.h> 34 #include <sys/param.h> 35 #include <sys/module.h> 36 37 #include <linux/list.h> 38 #include <linux/compiler.h> 39 #include <linux/stringify.h> 40 #include <linux/kmod.h> 41 #include <linux/kobject.h> 42 #include <linux/sysfs.h> 43 #include <linux/moduleparam.h> 44 #include <linux/slab.h> 45 #include <linux/export.h> 46 47 #define MODULE_AUTHOR(name) 48 #define MODULE_DESCRIPTION(name) 49 #define MODULE_LICENSE(name) 50 #define MODULE_INFO(tag, info) 51 #define MODULE_FIRMWARE(firmware) 52 #define MODULE_SUPPORTED_DEVICE(name) 53 #define MODULE_IMPORT_NS(_name) 54 55 #define THIS_MODULE ((struct module *)0) 56 57 #define __MODULE_STRING(x) __stringify(x) 58 59 /* OFED pre-module initialization */ 60 #define SI_SUB_OFED_PREINIT (SI_SUB_ROOT_CONF - 2) 61 /* OFED default module initialization */ 62 #define SI_SUB_OFED_MODINIT (SI_SUB_ROOT_CONF - 1) 63 64 #include <sys/linker.h> 65 66 static inline void 67 _module_run(void *arg) 68 { 69 void (*fn)(void); 70 #ifdef OFED_DEBUG_INIT 71 char name[1024]; 72 caddr_t pc; 73 long offset; 74 75 pc = (caddr_t)arg; 76 if (linker_search_symbol_name(pc, name, sizeof(name), &offset) != 0) 77 printf("Running ??? (%p)\n", pc); 78 else 79 printf("Running %s (%p)\n", name, pc); 80 #endif 81 fn = arg; 82 fn(); 83 } 84 85 #define module_init(fn) \ 86 SYSINIT(fn, SI_SUB_OFED_MODINIT, SI_ORDER_FIRST, _module_run, (fn)) 87 88 #define module_exit(fn) \ 89 SYSUNINIT(fn, SI_SUB_OFED_MODINIT, SI_ORDER_SECOND, _module_run, (fn)) 90 91 /* 92 * The following two macros are a workaround for not having a module 93 * load and unload order resolver: 94 */ 95 #define module_init_order(fn, order) \ 96 SYSINIT(fn, SI_SUB_OFED_MODINIT, (order), _module_run, (fn)) 97 98 #define module_exit_order(fn, order) \ 99 SYSUNINIT(fn, SI_SUB_OFED_MODINIT, (order), _module_run, (fn)) 100 101 #define module_get(module) 102 #define module_put(module) 103 #define try_module_get(module) 1 104 105 #define postcore_initcall(fn) module_init(fn) 106 107 #endif /* _LINUXKPI_LINUX_MODULE_H_ */ 108