| /* |
| * Copyright 2010 Tilera Corporation. All Rights Reserved. |
| * |
| * 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, version 2. |
| * |
| * 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, GOOD TITLE or |
| * NON INFRINGEMENT. See the GNU General Public License for |
| * more details. |
| */ |
| |
| #ifndef _ASM_TILE_DELAY_H |
| #define _ASM_TILE_DELAY_H |
| |
| /* Undefined functions to get compile-time errors. */ |
| extern void __bad_udelay(void); |
| extern void __bad_ndelay(void); |
| |
| extern void __udelay(unsigned long usecs); |
| extern void __ndelay(unsigned long nsecs); |
| extern void __delay(unsigned long loops); |
| |
| #define udelay(n) (__builtin_constant_p(n) ? \ |
| ((n) > 20000 ? __bad_udelay() : __ndelay((n) * 1000)) : \ |
| __udelay(n)) |
| |
| #define ndelay(n) (__builtin_constant_p(n) ? \ |
| ((n) > 20000 ? __bad_ndelay() : __ndelay(n)) : \ |
| __ndelay(n)) |
| |
| #endif /* _ASM_TILE_DELAY_H */ |
