/* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * * Copyright (C) IBM Corp. 2005, 2006 * * Authors: Hollis Blanchard * Jimi Xenidis */ #ifndef _ASM_DELAY_H_ #define _ASM_DELAY_H_ #include extern unsigned long ticks_per_usec; #define __udelay udelay static inline void udelay(unsigned long usecs) { unsigned long ticks = usecs * ticks_per_usec; unsigned long s; unsigned long e; s = get_timebase(); do { e = get_timebase(); } while ((e-s) < ticks); } #endif