| Stelian Pop | 7d42a22 | 2008-01-31 21:15:53 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2007 |
| 3 | * Stelian Pop <stelian.pop <at> leadtechdesign.com> |
| 4 | * Lead Tech Design <www.leadtechdesign.com> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | #ifndef __ASM_ARCH_HARDWARE_H |
| 21 | #define __ASM_ARCH_HARDWARE_H |
| 22 | |
| 23 | #include <asm/sizes.h> |
| 24 | |
| 25 | #include <asm/arch/AT91CAP9.h> |
| 26 | |
| 27 | /* |
| 28 | * container_of - cast a member of a structure out to the containing structure |
| 29 | * |
| 30 | * @ptr: the pointer to the member. |
| 31 | * @type: the type of the container struct this is embedded in. |
| 32 | * @member: the name of the member within the struct. |
| 33 | */ |
| 34 | #define container_of(ptr, type, member) ({ \ |
| 35 | const typeof(((type *)0)->member) *__mptr = (ptr); \ |
| 36 | (type *)((char *)__mptr - offsetof(type, member)); }) |
| 37 | |
| 38 | #endif |