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The different Tegra chips may have different CPU idle states and data. Individual CPU idle driver make it more easy to maintain. Signed-off-by: Joseph Lo <josephl@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
/*
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* arch/arm/mach-tegra/cpuidle.c
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*
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* CPU idle driver for Tegra CPUs
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*
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* Copyright (c) 2010-2012, NVIDIA Corporation.
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* Copyright (c) 2011 Google, Inc.
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* Author: Colin Cross <ccross@android.com>
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* Gary King <gking@nvidia.com>
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*
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* Rework for 3.3 by Peter De Schrijver <pdeschrijver@nvidia.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that 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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#include <linux/kernel.h>
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#include <linux/module.h>
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#include "fuse.h"
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#include "cpuidle.h"
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static int __init tegra_cpuidle_init(void)
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{
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int ret;
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switch (tegra_chip_id) {
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case TEGRA20:
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ret = tegra20_cpuidle_init();
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break;
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case TEGRA30:
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ret = tegra30_cpuidle_init();
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break;
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default:
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ret = -ENODEV;
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break;
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}
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return ret;
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}
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device_initcall(tegra_cpuidle_init);
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