66 lines
1.4 KiB
C
66 lines
1.4 KiB
C
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/*
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* drivers/misc/tegra-profiler/tegra.h
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*
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* Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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*/
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#ifndef __QUADD_TEGRA_H
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#define __QUADD_TEGRA_H
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#include <linux/smp.h>
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#include <linux/ptrace.h>
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#ifdef CONFIG_TEGRA_CLUSTER_CONTROL
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#include <linux/io.h>
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#include <../../mach-tegra/pm.h>
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#endif
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static inline int
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is_thumb_mode(struct pt_regs *regs)
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{
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#ifdef CONFIG_ARM64
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return compat_thumb_mode(regs);
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#else
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return thumb_mode(regs);
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#endif
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}
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static inline unsigned int
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quadd_get_processor_id(struct pt_regs *regs, unsigned int *flags)
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{
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if (flags) {
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*flags = 0;
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#ifdef CONFIG_TEGRA_CLUSTER_CONTROL
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if (is_lp_cluster())
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*flags |= QUADD_CPUMODE_TEGRA_POWER_CLUSTER_LP;
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#endif
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if (regs && is_thumb_mode(regs))
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*flags |= QUADD_CPUMODE_THUMB;
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}
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return smp_processor_id();
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}
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static inline int quadd_is_cpu_with_lp_cluster(void)
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{
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#ifdef CONFIG_TEGRA_CLUSTER_CONTROL
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return 1;
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#else
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return 0;
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#endif
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}
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#endif /* __QUADD_TEGRA_H */
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