xref: /dflybsd-src/sys/dev/drm/include/linux/prefetch.h (revision a1152b3629669796f7979aff20a612b551eca9c4)
1*a1152b36SFrançois Tigeot /*
2*a1152b36SFrançois Tigeot  * Copyright (c) 2020 François Tigeot <ftigeot@wolfpond.org>
3*a1152b36SFrançois Tigeot  * All rights reserved.
4*a1152b36SFrançois Tigeot  *
5*a1152b36SFrançois Tigeot  * Redistribution and use in source and binary forms, with or without
6*a1152b36SFrançois Tigeot  * modification, are permitted provided that the following conditions
7*a1152b36SFrançois Tigeot  * are met:
8*a1152b36SFrançois Tigeot  * 1. Redistributions of source code must retain the above copyright
9*a1152b36SFrançois Tigeot  *    notice unmodified, this list of conditions, and the following
10*a1152b36SFrançois Tigeot  *    disclaimer.
11*a1152b36SFrançois Tigeot  * 2. Redistributions in binary form must reproduce the above copyright
12*a1152b36SFrançois Tigeot  *    notice, this list of conditions and the following disclaimer in the
13*a1152b36SFrançois Tigeot  *    documentation and/or other materials provided with the distribution.
14*a1152b36SFrançois Tigeot  *
15*a1152b36SFrançois Tigeot  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16*a1152b36SFrançois Tigeot  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17*a1152b36SFrançois Tigeot  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18*a1152b36SFrançois Tigeot  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19*a1152b36SFrançois Tigeot  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20*a1152b36SFrançois Tigeot  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21*a1152b36SFrançois Tigeot  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22*a1152b36SFrançois Tigeot  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23*a1152b36SFrançois Tigeot  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24*a1152b36SFrançois Tigeot  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25*a1152b36SFrançois Tigeot  */
26*a1152b36SFrançois Tigeot 
27*a1152b36SFrançois Tigeot #ifndef _LINUX_PREFETCH_H_
28*a1152b36SFrançois Tigeot #define _LINUX_PREFETCH_H_
29*a1152b36SFrançois Tigeot 
30*a1152b36SFrançois Tigeot #include <linux/types.h>
31*a1152b36SFrançois Tigeot #include <asm/processor.h>
32*a1152b36SFrançois Tigeot 
33*a1152b36SFrançois Tigeot #define prefetchw(x)	__builtin_prefetch(x,1)
34*a1152b36SFrançois Tigeot 
35*a1152b36SFrançois Tigeot #endif	/* _LINUX_PREFETCH_H_ */
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