drm/panthor: Don't add write fences to the shared BOs
[drm/drm-misc.git] / arch / mips / include / asm / watch.h
blob6ffe3eadf105cb226c269511121be7e3ff349507
1 /*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
6 * Copyright (C) 2008 David Daney
7 */
8 #ifndef _ASM_WATCH_H
9 #define _ASM_WATCH_H
11 #include <linux/bitops.h>
13 #include <asm/mipsregs.h>
15 void mips_install_watch_registers(struct task_struct *t);
16 void mips_read_watch_registers(void);
17 void mips_clear_watch_registers(void);
18 void mips_probe_watch_registers(struct cpuinfo_mips *c);
20 #ifdef CONFIG_HARDWARE_WATCHPOINTS
21 #define __restore_watch(task) do { \
22 if (unlikely(test_bit(TIF_LOAD_WATCH, \
23 &task_thread_info(task)->flags))) { \
24 mips_install_watch_registers(task); \
25 } \
26 } while (0)
28 #else
29 #define __restore_watch(task) do {} while (0)
30 #endif
32 #endif /* _ASM_WATCH_H */