LXR linux/arch/arm/mach-tegra/cpuidle.c

   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 * arch/arm/mach-tegra/cpuidle.c
   4 *
   5 * CPU idle driver for Tegra CPUs
   6 *
   7 * Copyright (c) 2010-2012, NVIDIA Corporation.
   8 * Copyright (c) 2011 Google, Inc.
   9 * Author: Colin Cross <ccross@android.com>
  10 *         Gary King <gking@nvidia.com>
  11 *
  12 * Rework for 3.3 by Peter De Schrijver <pdeschrijver@nvidia.com>
  13 */
  14
  15#include <linux/kernel.h>
  16#include <linux/module.h>
  17
  18#include <soc/tegra/fuse.h>
  19
  20#include "cpuidle.h"
  21
  22void __init tegra_cpuidle_init(void)
  23{
  24        switch (tegra_get_chip_id()) {
  25        case TEGRA20:
  26                if (IS_ENABLED(CONFIG_ARCH_TEGRA_2x_SOC))
  27                        tegra20_cpuidle_init();
  28                break;
  29        case TEGRA30:
  30                if (IS_ENABLED(CONFIG_ARCH_TEGRA_3x_SOC))
  31                        tegra30_cpuidle_init();
  32                break;
  33        case TEGRA114:
  34        case TEGRA124:
  35                if (IS_ENABLED(CONFIG_ARCH_TEGRA_114_SOC) ||
  36                    IS_ENABLED(CONFIG_ARCH_TEGRA_124_SOC))
  37                        tegra114_cpuidle_init();
  38                break;
  39        }
  40}
  41
  42void tegra_cpuidle_pcie_irqs_in_use(void)
  43{
  44        switch (tegra_get_chip_id()) {
  45        case TEGRA20:
  46                if (IS_ENABLED(CONFIG_ARCH_TEGRA_2x_SOC))
  47                        tegra20_cpuidle_pcie_irqs_in_use();
  48                break;
  49        }
  50}
  51