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/arch/powerpc/include/asm/pmc.h

https://github.com/aicjofs/android_kernel_lge_v500_20d_f2fs
C Header | 49 lines | 21 code | 10 blank | 18 comment | 0 complexity | 7ad1c1ec26b31d7ae0f4f195e22a2202 MD5 | raw file
 1/*
 2 * pmc.h
 3 * Copyright (C) 2004  David Gibson, IBM Corporation
 4 *
 5 * This program is free software; you can redistribute it and/or modify
 6 * it under the terms of the GNU General Public License as published by
 7 * the Free Software Foundation; either version 2 of the License, or
 8 * (at your option) any later version.
 9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
18 */
19#ifndef _POWERPC_PMC_H
20#define _POWERPC_PMC_H
21#ifdef __KERNEL__
22
23#include <asm/ptrace.h>
24
25typedef void (*perf_irq_t)(struct pt_regs *);
26extern perf_irq_t perf_irq;
27
28int reserve_pmc_hardware(perf_irq_t new_perf_irq);
29void release_pmc_hardware(void);
30void ppc_enable_pmcs(void);
31
32#ifdef CONFIG_PPC_BOOK3S_64
33#include <asm/lppaca.h>
34
35static inline void ppc_set_pmu_inuse(int inuse)
36{
37	get_lppaca()->pmcregs_in_use = inuse;
38}
39
40extern void power4_enable_pmcs(void);
41
42#else /* CONFIG_PPC64 */
43
44static inline void ppc_set_pmu_inuse(int inuse) { }
45
46#endif
47
48#endif /* __KERNEL__ */
49#endif /* _POWERPC_PMC_H */