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6588 | serge | 1 | /* |
2 | * acpi.h - ACPI Interface |
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3 | * |
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4 | * Copyright (C) 2001 Paul Diefenbaugh |
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5 | * |
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6 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or modify |
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9 | * it under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation; either version 2 of the License, or |
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11 | * (at your option) any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License for more details. |
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17 | * |
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18 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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19 | */ |
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20 | |||
21 | #ifndef _LINUX_ACPI_H |
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22 | #define _LINUX_ACPI_H |
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23 | |||
24 | #include |
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25 | #include |
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26 | #include |
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27 | #include |
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28 | #include |
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29 | |||
30 | #ifndef _LINUX |
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31 | #define _LINUX |
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32 | #endif |
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33 | #include |
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34 | |||
35 | #ifdef CONFIG_ACPI |
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36 | |||
37 | #include |
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38 | #include |
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39 | #include |
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6936 | serge | 40 | #include |
41 | #include |
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6588 | serge | 42 | |
43 | #include |
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44 | #include |
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45 | #include |
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46 | #include |
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47 | #include |
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48 | |||
49 | static inline acpi_handle acpi_device_handle(struct acpi_device *adev) |
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50 | { |
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51 | return adev ? adev->handle : NULL; |
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52 | } |
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53 | |||
54 | #define ACPI_COMPANION(dev) to_acpi_device_node((dev)->fwnode) |
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55 | #define ACPI_COMPANION_SET(dev, adev) set_primary_fwnode(dev, (adev) ? \ |
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56 | acpi_fwnode_handle(adev) : NULL) |
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57 | #define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev)) |
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58 | |||
59 | /** |
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60 | * ACPI_DEVICE_CLASS - macro used to describe an ACPI device with |
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61 | * the PCI-defined class-code information |
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62 | * |
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63 | * @_cls : the class, subclass, prog-if triple for this device |
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64 | * @_msk : the class mask for this device |
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65 | * |
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66 | * This macro is used to create a struct acpi_device_id that matches a |
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67 | * specific PCI class. The .id and .driver_data fields will be left |
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68 | * initialized with the default value. |
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69 | */ |
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70 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (_cls), .cls_msk = (_msk), |
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71 | |||
72 | //static inline bool has_acpi_companion(struct device *dev) |
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73 | //{ |
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74 | // return is_acpi_device_node(dev->fwnode); |
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75 | //} |
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76 | |||
77 | //static inline void acpi_preset_companion(struct device *dev, |
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78 | // struct acpi_device *parent, u64 addr) |
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79 | //{ |
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80 | // ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL)); |
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81 | //} |
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82 | |||
83 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
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84 | { |
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85 | return dev_name(&adev->dev); |
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86 | } |
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87 | |||
88 | enum acpi_irq_model_id { |
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89 | ACPI_IRQ_MODEL_PIC = 0, |
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90 | ACPI_IRQ_MODEL_IOAPIC, |
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91 | ACPI_IRQ_MODEL_IOSAPIC, |
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92 | ACPI_IRQ_MODEL_PLATFORM, |
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93 | ACPI_IRQ_MODEL_GIC, |
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94 | ACPI_IRQ_MODEL_COUNT |
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95 | }; |
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96 | |||
97 | extern enum acpi_irq_model_id acpi_irq_model; |
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98 | |||
99 | enum acpi_interrupt_id { |
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100 | ACPI_INTERRUPT_PMI = 1, |
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101 | ACPI_INTERRUPT_INIT, |
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102 | ACPI_INTERRUPT_CPEI, |
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103 | ACPI_INTERRUPT_COUNT |
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104 | }; |
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105 | |||
106 | #define ACPI_SPACE_MEM 0 |
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107 | |||
108 | enum acpi_address_range_id { |
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109 | ACPI_ADDRESS_RANGE_MEMORY = 1, |
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110 | ACPI_ADDRESS_RANGE_RESERVED = 2, |
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111 | ACPI_ADDRESS_RANGE_ACPI = 3, |
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112 | ACPI_ADDRESS_RANGE_NVS = 4, |
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113 | ACPI_ADDRESS_RANGE_COUNT |
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114 | }; |
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115 | |||
116 | |||
117 | /* Table Handlers */ |
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118 | |||
119 | typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table); |
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120 | |||
121 | typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header, |
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122 | const unsigned long end); |
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123 | |||
124 | #ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE |
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125 | void acpi_initrd_override(void *data, size_t size); |
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126 | #else |
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127 | static inline void acpi_initrd_override(void *data, size_t size) |
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128 | { |
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129 | } |
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130 | #endif |
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131 | |||
132 | #define BAD_MADT_ENTRY(entry, end) ( \ |
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133 | (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ |
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134 | ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) |
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135 | |||
136 | struct acpi_subtable_proc { |
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137 | int id; |
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138 | acpi_tbl_entry_handler handler; |
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139 | int count; |
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140 | }; |
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141 | |||
142 | char * __acpi_map_table (unsigned long phys_addr, unsigned long size); |
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143 | void __acpi_unmap_table(char *map, unsigned long size); |
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144 | int early_acpi_boot_init(void); |
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145 | int acpi_boot_init (void); |
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146 | void acpi_boot_table_init (void); |
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147 | int acpi_mps_check (void); |
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148 | int acpi_numa_init (void); |
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149 | |||
150 | int acpi_table_init (void); |
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151 | int acpi_table_parse(char *id, acpi_tbl_table_handler handler); |
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152 | int __init acpi_parse_entries(char *id, unsigned long table_size, |
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153 | acpi_tbl_entry_handler handler, |
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154 | struct acpi_table_header *table_header, |
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155 | int entry_id, unsigned int max_entries); |
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156 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
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157 | int entry_id, |
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158 | acpi_tbl_entry_handler handler, |
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159 | unsigned int max_entries); |
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160 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
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161 | int entry_id, |
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162 | acpi_tbl_entry_handler handler, |
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163 | unsigned int max_entries); |
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164 | int __init acpi_table_parse_entries_array(char *id, unsigned long table_size, |
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165 | struct acpi_subtable_proc *proc, int proc_num, |
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166 | unsigned int max_entries); |
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167 | int acpi_table_parse_madt(enum acpi_madt_type id, |
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168 | acpi_tbl_entry_handler handler, |
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169 | unsigned int max_entries); |
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170 | int acpi_parse_mcfg (struct acpi_table_header *header); |
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171 | void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
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172 | |||
173 | /* the following four functions are architecture-dependent */ |
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174 | void acpi_numa_slit_init (struct acpi_table_slit *slit); |
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175 | void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
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176 | void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); |
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177 | int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); |
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178 | void acpi_numa_arch_fixup(void); |
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179 | |||
180 | #ifndef PHYS_CPUID_INVALID |
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181 | typedef u32 phys_cpuid_t; |
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182 | #define PHYS_CPUID_INVALID (phys_cpuid_t)(-1) |
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183 | #endif |
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184 | |||
185 | static inline bool invalid_logical_cpuid(u32 cpuid) |
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186 | { |
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187 | return (int)cpuid < 0; |
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188 | } |
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189 | |||
190 | static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id) |
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191 | { |
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192 | return phys_id == PHYS_CPUID_INVALID; |
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193 | } |
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194 | |||
195 | #ifdef CONFIG_ACPI_HOTPLUG_CPU |
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196 | /* Arch dependent functions for cpu hotplug support */ |
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197 | int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, int *pcpu); |
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198 | int acpi_unmap_cpu(int cpu); |
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199 | #endif /* CONFIG_ACPI_HOTPLUG_CPU */ |
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200 | |||
201 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
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202 | int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr); |
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203 | #endif |
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204 | |||
205 | int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
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206 | int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); |
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207 | int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base); |
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208 | void acpi_irq_stats_init(void); |
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209 | extern u32 acpi_irq_handled; |
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210 | extern u32 acpi_irq_not_handled; |
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211 | extern unsigned int acpi_sci_irq; |
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212 | #define INVALID_ACPI_IRQ ((unsigned)-1) |
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213 | static inline bool acpi_sci_irq_valid(void) |
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214 | { |
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215 | return acpi_sci_irq != INVALID_ACPI_IRQ; |
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216 | } |
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217 | |||
218 | extern int sbf_port; |
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219 | extern unsigned long acpi_realmode_flags; |
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220 | |||
221 | int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity); |
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222 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
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223 | int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); |
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224 | |||
225 | void acpi_set_irq_model(enum acpi_irq_model_id model, |
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226 | struct fwnode_handle *fwnode); |
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227 | |||
228 | #ifdef CONFIG_X86_IO_APIC |
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229 | extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); |
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230 | #else |
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231 | #define acpi_get_override_irq(gsi, trigger, polarity) (-1) |
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232 | #endif |
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233 | /* |
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234 | * This function undoes the effect of one call to acpi_register_gsi(). |
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235 | * If this matches the last registration, any IRQ resources for gsi |
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236 | * are freed. |
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237 | */ |
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238 | void acpi_unregister_gsi (u32 gsi); |
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239 | |||
240 | struct pci_dev; |
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241 | |||
242 | int acpi_pci_irq_enable (struct pci_dev *dev); |
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243 | void acpi_penalize_isa_irq(int irq, int active); |
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244 | bool acpi_isa_irq_available(int irq); |
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245 | void acpi_penalize_sci_irq(int irq, int trigger, int polarity); |
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246 | void acpi_pci_irq_disable (struct pci_dev *dev); |
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247 | |||
248 | extern int ec_read(u8 addr, u8 *val); |
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249 | extern int ec_write(u8 addr, u8 val); |
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250 | extern int ec_transaction(u8 command, |
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251 | const u8 *wdata, unsigned wdata_len, |
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252 | u8 *rdata, unsigned rdata_len); |
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253 | extern acpi_handle ec_get_handle(void); |
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254 | |||
255 | extern bool acpi_is_pnp_device(struct acpi_device *); |
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256 | |||
257 | #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) |
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258 | |||
259 | typedef void (*wmi_notify_handler) (u32 value, void *context); |
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260 | |||
261 | extern acpi_status wmi_evaluate_method(const char *guid, u8 instance, |
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262 | u32 method_id, |
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263 | const struct acpi_buffer *in, |
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264 | struct acpi_buffer *out); |
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265 | extern acpi_status wmi_query_block(const char *guid, u8 instance, |
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266 | struct acpi_buffer *out); |
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267 | extern acpi_status wmi_set_block(const char *guid, u8 instance, |
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268 | const struct acpi_buffer *in); |
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269 | extern acpi_status wmi_install_notify_handler(const char *guid, |
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270 | wmi_notify_handler handler, void *data); |
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271 | extern acpi_status wmi_remove_notify_handler(const char *guid); |
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272 | extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out); |
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273 | extern bool wmi_has_guid(const char *guid); |
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274 | |||
275 | #endif /* CONFIG_ACPI_WMI */ |
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276 | |||
277 | #define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001 |
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278 | #define ACPI_VIDEO_DEVICE_POSTING 0x0002 |
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279 | #define ACPI_VIDEO_ROM_AVAILABLE 0x0004 |
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280 | #define ACPI_VIDEO_BACKLIGHT 0x0008 |
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281 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010 |
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282 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020 |
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283 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040 |
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284 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080 |
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285 | #define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100 |
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286 | #define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200 |
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287 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400 |
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288 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800 |
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289 | |||
290 | extern char acpi_video_backlight_string[]; |
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291 | extern long acpi_is_video_device(acpi_handle handle); |
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292 | extern int acpi_blacklisted(void); |
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293 | extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d); |
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294 | extern void acpi_osi_setup(char *str); |
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295 | extern bool acpi_osi_is_win8(void); |
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296 | |||
297 | #ifdef CONFIG_ACPI_NUMA |
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298 | int acpi_map_pxm_to_online_node(int pxm); |
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299 | int acpi_get_node(acpi_handle handle); |
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300 | #else |
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301 | static inline int acpi_map_pxm_to_online_node(int pxm) |
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302 | { |
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303 | return 0; |
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304 | } |
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305 | static inline int acpi_get_node(acpi_handle handle) |
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306 | { |
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307 | return 0; |
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308 | } |
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309 | #endif |
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310 | extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
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311 | |||
312 | extern int pnpacpi_disabled; |
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313 | |||
314 | #define PXM_INVAL (-1) |
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315 | |||
316 | bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res); |
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317 | bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res); |
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318 | bool acpi_dev_resource_address_space(struct acpi_resource *ares, |
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319 | struct resource_win *win); |
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320 | bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares, |
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321 | struct resource_win *win); |
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322 | unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable); |
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6936 | serge | 323 | unsigned int acpi_dev_get_irq_type(int triggering, int polarity); |
6588 | serge | 324 | bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, |
325 | struct resource *res); |
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326 | |||
327 | void acpi_dev_free_resource_list(struct list_head *list); |
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328 | int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list, |
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329 | int (*preproc)(struct acpi_resource *, void *), |
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330 | void *preproc_data); |
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331 | int acpi_dev_filter_resource_type(struct acpi_resource *ares, |
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332 | unsigned long types); |
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333 | |||
334 | static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares, |
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335 | void *arg) |
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336 | { |
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337 | return acpi_dev_filter_resource_type(ares, (unsigned long)arg); |
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338 | } |
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339 | |||
340 | int acpi_check_resource_conflict(const struct resource *res); |
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341 | |||
342 | int acpi_check_region(resource_size_t start, resource_size_t n, |
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343 | const char *name); |
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344 | |||
345 | int acpi_resources_are_enforced(void); |
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346 | |||
347 | #ifdef CONFIG_HIBERNATION |
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348 | void __init acpi_no_s4_hw_signature(void); |
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349 | #endif |
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350 | |||
351 | #ifdef CONFIG_PM_SLEEP |
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352 | void __init acpi_old_suspend_ordering(void); |
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353 | void __init acpi_nvs_nosave(void); |
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354 | void __init acpi_nvs_nosave_s3(void); |
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355 | #endif /* CONFIG_PM_SLEEP */ |
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356 | |||
357 | struct acpi_osc_context { |
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358 | char *uuid_str; /* UUID string */ |
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359 | int rev; |
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360 | struct acpi_buffer cap; /* list of DWORD capabilities */ |
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361 | struct acpi_buffer ret; /* free by caller if success */ |
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362 | }; |
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363 | |||
364 | acpi_status acpi_str_to_uuid(char *str, u8 *uuid); |
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365 | acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); |
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366 | |||
367 | /* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */ |
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368 | #define OSC_QUERY_DWORD 0 /* DWORD 1 */ |
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369 | #define OSC_SUPPORT_DWORD 1 /* DWORD 2 */ |
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370 | #define OSC_CONTROL_DWORD 2 /* DWORD 3 */ |
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371 | |||
372 | /* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */ |
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373 | #define OSC_QUERY_ENABLE 0x00000001 /* input */ |
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374 | #define OSC_REQUEST_ERROR 0x00000002 /* return */ |
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375 | #define OSC_INVALID_UUID_ERROR 0x00000004 /* return */ |
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376 | #define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */ |
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377 | #define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */ |
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378 | |||
379 | /* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */ |
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380 | #define OSC_SB_PAD_SUPPORT 0x00000001 |
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381 | #define OSC_SB_PPC_OST_SUPPORT 0x00000002 |
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382 | #define OSC_SB_PR3_SUPPORT 0x00000004 |
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383 | #define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008 |
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384 | #define OSC_SB_APEI_SUPPORT 0x00000010 |
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385 | #define OSC_SB_CPC_SUPPORT 0x00000020 |
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386 | |||
387 | extern bool osc_sb_apei_support_acked; |
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388 | |||
389 | /* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */ |
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390 | #define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001 |
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391 | #define OSC_PCI_ASPM_SUPPORT 0x00000002 |
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392 | #define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004 |
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393 | #define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008 |
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394 | #define OSC_PCI_MSI_SUPPORT 0x00000010 |
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395 | #define OSC_PCI_SUPPORT_MASKS 0x0000001f |
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396 | |||
397 | /* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */ |
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398 | #define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001 |
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399 | #define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002 |
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400 | #define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004 |
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401 | #define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008 |
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402 | #define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010 |
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403 | #define OSC_PCI_CONTROL_MASKS 0x0000001f |
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404 | |||
405 | #define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002 |
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406 | #define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004 |
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407 | #define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006 |
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408 | #define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008 |
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409 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A |
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410 | #define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B |
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411 | #define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C |
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412 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D |
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413 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E |
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414 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F |
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415 | |||
416 | extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, |
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417 | u32 *mask, u32 req); |
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418 | |||
419 | /* Enable _OST when all relevant hotplug operations are enabled */ |
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420 | #if defined(CONFIG_ACPI_HOTPLUG_CPU) && \ |
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421 | defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \ |
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422 | defined(CONFIG_ACPI_CONTAINER) |
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423 | #define ACPI_HOTPLUG_OST |
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424 | #endif |
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425 | |||
426 | /* _OST Source Event Code (OSPM Action) */ |
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427 | #define ACPI_OST_EC_OSPM_SHUTDOWN 0x100 |
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428 | #define ACPI_OST_EC_OSPM_EJECT 0x103 |
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429 | #define ACPI_OST_EC_OSPM_INSERTION 0x200 |
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430 | |||
431 | /* _OST General Processing Status Code */ |
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432 | #define ACPI_OST_SC_SUCCESS 0x0 |
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433 | #define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1 |
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434 | #define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2 |
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435 | |||
436 | /* _OST OS Shutdown Processing (0x100) Status Code */ |
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437 | #define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80 |
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438 | #define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81 |
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439 | #define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82 |
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440 | #define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83 |
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441 | |||
442 | /* _OST Ejection Request (0x3, 0x103) Status Code */ |
||
443 | #define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80 |
||
444 | #define ACPI_OST_SC_DEVICE_IN_USE 0x81 |
||
445 | #define ACPI_OST_SC_DEVICE_BUSY 0x82 |
||
446 | #define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83 |
||
447 | #define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84 |
||
448 | |||
449 | /* _OST Insertion Request (0x200) Status Code */ |
||
450 | #define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80 |
||
451 | #define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81 |
||
452 | #define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82 |
||
453 | |||
454 | extern void acpi_early_init(void); |
||
455 | extern void acpi_subsystem_init(void); |
||
456 | |||
457 | extern int acpi_nvs_register(__u64 start, __u64 size); |
||
458 | |||
459 | extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), |
||
460 | void *data); |
||
461 | |||
462 | const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, |
||
463 | const struct device *dev); |
||
464 | |||
465 | extern bool acpi_driver_match_device(struct device *dev, |
||
466 | const struct device_driver *drv); |
||
467 | int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *); |
||
468 | int acpi_device_modalias(struct device *, char *, int); |
||
469 | void acpi_walk_dep_device_list(acpi_handle handle); |
||
470 | |||
471 | struct platform_device *acpi_create_platform_device(struct acpi_device *); |
||
472 | #define ACPI_PTR(_ptr) (_ptr) |
||
473 | |||
474 | #else /* !CONFIG_ACPI */ |
||
475 | |||
476 | #define acpi_disabled 1 |
||
477 | |||
478 | #define ACPI_COMPANION(dev) (NULL) |
||
479 | #define ACPI_COMPANION_SET(dev, adev) do { } while (0) |
||
480 | #define ACPI_HANDLE(dev) (NULL) |
||
481 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (0), .cls_msk = (0), |
||
482 | |||
483 | struct fwnode_handle; |
||
484 | |||
485 | static inline bool is_acpi_node(struct fwnode_handle *fwnode) |
||
486 | { |
||
487 | return false; |
||
488 | } |
||
489 | |||
490 | static inline bool is_acpi_device_node(struct fwnode_handle *fwnode) |
||
491 | { |
||
492 | return false; |
||
493 | } |
||
494 | |||
495 | static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode) |
||
496 | { |
||
497 | return NULL; |
||
498 | } |
||
499 | |||
500 | static inline bool is_acpi_data_node(struct fwnode_handle *fwnode) |
||
501 | { |
||
502 | return false; |
||
503 | } |
||
504 | |||
505 | static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwnode) |
||
506 | { |
||
507 | return NULL; |
||
508 | } |
||
509 | |||
510 | static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev) |
||
511 | { |
||
512 | return NULL; |
||
513 | } |
||
514 | |||
515 | static inline bool has_acpi_companion(struct device *dev) |
||
516 | { |
||
517 | return false; |
||
518 | } |
||
519 | |||
520 | static inline void acpi_preset_companion(struct device *dev, |
||
521 | struct acpi_device *parent, u64 addr) |
||
522 | { |
||
523 | } |
||
524 | |||
525 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
||
526 | { |
||
527 | return NULL; |
||
528 | } |
||
529 | |||
530 | static inline void acpi_early_init(void) { } |
||
531 | static inline void acpi_subsystem_init(void) { } |
||
532 | |||
533 | static inline int early_acpi_boot_init(void) |
||
534 | { |
||
535 | return 0; |
||
536 | } |
||
537 | static inline int acpi_boot_init(void) |
||
538 | { |
||
539 | return 0; |
||
540 | } |
||
541 | |||
542 | static inline void acpi_boot_table_init(void) |
||
543 | { |
||
544 | return; |
||
545 | } |
||
546 | |||
547 | static inline int acpi_mps_check(void) |
||
548 | { |
||
549 | return 0; |
||
550 | } |
||
551 | |||
552 | static inline int acpi_check_resource_conflict(struct resource *res) |
||
553 | { |
||
554 | return 0; |
||
555 | } |
||
556 | |||
557 | static inline int acpi_check_region(resource_size_t start, resource_size_t n, |
||
558 | const char *name) |
||
559 | { |
||
560 | return 0; |
||
561 | } |
||
562 | |||
563 | struct acpi_table_header; |
||
564 | static inline int acpi_table_parse(char *id, |
||
565 | int (*handler)(struct acpi_table_header *)) |
||
566 | { |
||
567 | return -ENODEV; |
||
568 | } |
||
569 | |||
570 | static inline int acpi_nvs_register(__u64 start, __u64 size) |
||
571 | { |
||
572 | return 0; |
||
573 | } |
||
574 | |||
575 | static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), |
||
576 | void *data) |
||
577 | { |
||
578 | return 0; |
||
579 | } |
||
580 | |||
581 | struct acpi_device_id; |
||
582 | |||
583 | static inline const struct acpi_device_id *acpi_match_device( |
||
584 | const struct acpi_device_id *ids, const struct device *dev) |
||
585 | { |
||
586 | return NULL; |
||
587 | } |
||
588 | |||
589 | static inline bool acpi_driver_match_device(struct device *dev, |
||
590 | const struct device_driver *drv) |
||
591 | { |
||
592 | return false; |
||
593 | } |
||
594 | |||
595 | static inline int acpi_device_uevent_modalias(struct device *dev, |
||
596 | struct kobj_uevent_env *env) |
||
597 | { |
||
598 | return -ENODEV; |
||
599 | } |
||
600 | |||
601 | static inline int acpi_device_modalias(struct device *dev, |
||
602 | char *buf, int size) |
||
603 | { |
||
604 | return -ENODEV; |
||
605 | } |
||
606 | |||
607 | static inline bool acpi_dma_supported(struct acpi_device *adev) |
||
608 | { |
||
609 | return false; |
||
610 | } |
||
611 | |||
612 | static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev) |
||
613 | { |
||
614 | return DEV_DMA_NOT_SUPPORTED; |
||
615 | } |
||
616 | |||
617 | #define ACPI_PTR(_ptr) (NULL) |
||
618 | |||
619 | #endif /* !CONFIG_ACPI */ |
||
620 | |||
621 | #ifdef CONFIG_ACPI |
||
622 | void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state, |
||
623 | u32 pm1a_ctrl, u32 pm1b_ctrl)); |
||
624 | |||
625 | acpi_status acpi_os_prepare_sleep(u8 sleep_state, |
||
626 | u32 pm1a_control, u32 pm1b_control); |
||
627 | |||
628 | void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state, |
||
629 | u32 val_a, u32 val_b)); |
||
630 | |||
631 | acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state, |
||
632 | u32 val_a, u32 val_b); |
||
633 | |||
634 | #ifdef CONFIG_X86 |
||
635 | void arch_reserve_mem_area(acpi_physical_address addr, size_t size); |
||
636 | #else |
||
637 | static inline void arch_reserve_mem_area(acpi_physical_address addr, |
||
638 | size_t size) |
||
639 | { |
||
640 | } |
||
641 | #endif /* CONFIG_X86 */ |
||
642 | #else |
||
643 | #define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0) |
||
644 | #endif |
||
645 | |||
646 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM) |
||
647 | int acpi_dev_runtime_suspend(struct device *dev); |
||
648 | int acpi_dev_runtime_resume(struct device *dev); |
||
649 | int acpi_subsys_runtime_suspend(struct device *dev); |
||
650 | int acpi_subsys_runtime_resume(struct device *dev); |
||
651 | struct acpi_device *acpi_dev_pm_get_node(struct device *dev); |
||
652 | int acpi_dev_pm_attach(struct device *dev, bool power_on); |
||
653 | #else |
||
654 | static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; } |
||
655 | static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; } |
||
656 | static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; } |
||
657 | static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; } |
||
658 | static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev) |
||
659 | { |
||
660 | return NULL; |
||
661 | } |
||
662 | static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) |
||
663 | { |
||
664 | return -ENODEV; |
||
665 | } |
||
666 | #endif |
||
667 | |||
668 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP) |
||
669 | int acpi_dev_suspend_late(struct device *dev); |
||
670 | int acpi_dev_resume_early(struct device *dev); |
||
671 | int acpi_subsys_prepare(struct device *dev); |
||
672 | void acpi_subsys_complete(struct device *dev); |
||
673 | int acpi_subsys_suspend_late(struct device *dev); |
||
674 | int acpi_subsys_resume_early(struct device *dev); |
||
675 | int acpi_subsys_suspend(struct device *dev); |
||
676 | int acpi_subsys_freeze(struct device *dev); |
||
677 | #else |
||
678 | static inline int acpi_dev_suspend_late(struct device *dev) { return 0; } |
||
679 | static inline int acpi_dev_resume_early(struct device *dev) { return 0; } |
||
680 | static inline int acpi_subsys_prepare(struct device *dev) { return 0; } |
||
681 | static inline void acpi_subsys_complete(struct device *dev) {} |
||
682 | static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; } |
||
683 | static inline int acpi_subsys_resume_early(struct device *dev) { return 0; } |
||
684 | static inline int acpi_subsys_suspend(struct device *dev) { return 0; } |
||
685 | static inline int acpi_subsys_freeze(struct device *dev) { return 0; } |
||
686 | #endif |
||
687 | |||
688 | #ifdef CONFIG_ACPI |
||
689 | __printf(3, 4) |
||
690 | void acpi_handle_printk(const char *level, acpi_handle handle, |
||
691 | const char *fmt, ...); |
||
692 | #else /* !CONFIG_ACPI */ |
||
693 | static inline __printf(3, 4) void |
||
694 | acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {} |
||
695 | #endif /* !CONFIG_ACPI */ |
||
696 | |||
697 | #if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG) |
||
698 | __printf(3, 4) |
||
699 | void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...); |
||
700 | #else |
||
701 | #define __acpi_handle_debug(descriptor, handle, fmt, ...) \ |
||
702 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); |
||
703 | #endif |
||
704 | |||
705 | /* |
||
706 | * acpi_handle_ |
||
707 | * |
||
708 | * These interfaces acquire the global namespace mutex to obtain an object |
||
709 | * path. In interrupt context, it shows the object path as |
||
710 | */ |
||
711 | #define acpi_handle_emerg(handle, fmt, ...) \ |
||
712 | acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__) |
||
713 | #define acpi_handle_alert(handle, fmt, ...) \ |
||
714 | acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__) |
||
715 | #define acpi_handle_crit(handle, fmt, ...) \ |
||
716 | acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__) |
||
717 | #define acpi_handle_err(handle, fmt, ...) \ |
||
718 | acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__) |
||
719 | #define acpi_handle_warn(handle, fmt, ...) \ |
||
720 | acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__) |
||
721 | #define acpi_handle_notice(handle, fmt, ...) \ |
||
722 | acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__) |
||
723 | #define acpi_handle_info(handle, fmt, ...) \ |
||
724 | acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__) |
||
725 | |||
726 | #if defined(DEBUG) |
||
727 | #define acpi_handle_debug(handle, fmt, ...) \ |
||
728 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__) |
||
729 | #else |
||
730 | #if defined(CONFIG_DYNAMIC_DEBUG) |
||
731 | #define acpi_handle_debug(handle, fmt, ...) \ |
||
732 | do { \ |
||
733 | DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ |
||
734 | if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ |
||
735 | __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \ |
||
736 | ##__VA_ARGS__); \ |
||
737 | } while (0) |
||
738 | #else |
||
739 | #define acpi_handle_debug(handle, fmt, ...) \ |
||
740 | ({ \ |
||
741 | if (0) \ |
||
742 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \ |
||
743 | 0; \ |
||
744 | }) |
||
745 | #endif |
||
746 | #endif |
||
747 | |||
748 | struct acpi_gpio_params { |
||
749 | unsigned int crs_entry_index; |
||
750 | unsigned int line_index; |
||
751 | bool active_low; |
||
752 | }; |
||
753 | |||
754 | struct acpi_gpio_mapping { |
||
755 | const char *name; |
||
756 | const struct acpi_gpio_params *data; |
||
757 | unsigned int size; |
||
758 | }; |
||
759 | |||
760 | #if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB) |
||
761 | int acpi_dev_add_driver_gpios(struct acpi_device *adev, |
||
762 | const struct acpi_gpio_mapping *gpios); |
||
763 | |||
764 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) |
||
765 | { |
||
766 | if (adev) |
||
767 | adev->driver_gpios = NULL; |
||
768 | } |
||
769 | |||
770 | int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index); |
||
771 | #else |
||
772 | static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev, |
||
773 | const struct acpi_gpio_mapping *gpios) |
||
774 | { |
||
775 | return -ENXIO; |
||
776 | } |
||
777 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {} |
||
778 | |||
779 | static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) |
||
780 | { |
||
781 | return -ENXIO; |
||
782 | } |
||
783 | #endif |
||
784 | |||
785 | /* Device properties */ |
||
786 | |||
787 | #define MAX_ACPI_REFERENCE_ARGS 8 |
||
788 | struct acpi_reference_args { |
||
789 | struct acpi_device *adev; |
||
790 | size_t nargs; |
||
791 | u64 args[MAX_ACPI_REFERENCE_ARGS]; |
||
792 | }; |
||
793 | |||
794 | #ifdef CONFIG_ACPI |
||
795 | int acpi_dev_get_property(struct acpi_device *adev, const char *name, |
||
796 | acpi_object_type type, const union acpi_object **obj); |
||
797 | int acpi_node_get_property_reference(struct fwnode_handle *fwnode, |
||
798 | const char *name, size_t index, |
||
799 | struct acpi_reference_args *args); |
||
800 | |||
801 | int acpi_node_prop_get(struct fwnode_handle *fwnode, const char *propname, |
||
802 | void **valptr); |
||
803 | int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname, |
||
804 | enum dev_prop_type proptype, void *val); |
||
805 | int acpi_node_prop_read(struct fwnode_handle *fwnode, const char *propname, |
||
806 | enum dev_prop_type proptype, void *val, size_t nval); |
||
807 | int acpi_dev_prop_read(struct acpi_device *adev, const char *propname, |
||
808 | enum dev_prop_type proptype, void *val, size_t nval); |
||
809 | |||
810 | struct fwnode_handle *acpi_get_next_subnode(struct device *dev, |
||
811 | struct fwnode_handle *subnode); |
||
812 | |||
813 | struct acpi_probe_entry; |
||
814 | typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *, |
||
815 | struct acpi_probe_entry *); |
||
816 | |||
817 | #define ACPI_TABLE_ID_LEN 5 |
||
818 | |||
819 | /** |
||
820 | * struct acpi_probe_entry - boot-time probing entry |
||
821 | * @id: ACPI table name |
||
822 | * @type: Optional subtable type to match |
||
823 | * (if @id contains subtables) |
||
824 | * @subtable_valid: Optional callback to check the validity of |
||
825 | * the subtable |
||
826 | * @probe_table: Callback to the driver being probed when table |
||
827 | * match is successful |
||
828 | * @probe_subtbl: Callback to the driver being probed when table and |
||
829 | * subtable match (and optional callback is successful) |
||
830 | * @driver_data: Sideband data provided back to the driver |
||
831 | */ |
||
832 | struct acpi_probe_entry { |
||
833 | __u8 id[ACPI_TABLE_ID_LEN]; |
||
834 | __u8 type; |
||
835 | acpi_probe_entry_validate_subtbl subtable_valid; |
||
836 | union { |
||
837 | acpi_tbl_table_handler probe_table; |
||
838 | acpi_tbl_entry_handler probe_subtbl; |
||
839 | }; |
||
840 | kernel_ulong_t driver_data; |
||
841 | }; |
||
842 | |||
843 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ |
||
844 | static const struct acpi_probe_entry __acpi_probe_##name \ |
||
845 | __used __section(__##table##_acpi_probe_table) \ |
||
846 | = { \ |
||
847 | .id = table_id, \ |
||
848 | .type = subtable, \ |
||
849 | .subtable_valid = valid, \ |
||
850 | .probe_table = (acpi_tbl_table_handler)fn, \ |
||
851 | .driver_data = data, \ |
||
852 | } |
||
853 | |||
854 | #define ACPI_PROBE_TABLE(name) __##name##_acpi_probe_table |
||
855 | #define ACPI_PROBE_TABLE_END(name) __##name##_acpi_probe_table_end |
||
856 | |||
857 | int __acpi_probe_device_table(struct acpi_probe_entry *start, int nr); |
||
858 | |||
859 | #define acpi_probe_device_table(t) \ |
||
860 | ({ \ |
||
861 | extern struct acpi_probe_entry ACPI_PROBE_TABLE(t), \ |
||
862 | ACPI_PROBE_TABLE_END(t); \ |
||
863 | __acpi_probe_device_table(&ACPI_PROBE_TABLE(t), \ |
||
864 | (&ACPI_PROBE_TABLE_END(t) - \ |
||
865 | &ACPI_PROBE_TABLE(t))); \ |
||
866 | }) |
||
867 | #else |
||
868 | static inline int acpi_dev_get_property(struct acpi_device *adev, |
||
869 | const char *name, acpi_object_type type, |
||
870 | const union acpi_object **obj) |
||
871 | { |
||
872 | return -ENXIO; |
||
873 | } |
||
874 | |||
875 | static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode, |
||
876 | const char *name, size_t index, |
||
877 | struct acpi_reference_args *args) |
||
878 | { |
||
879 | return -ENXIO; |
||
880 | } |
||
881 | |||
882 | static inline int acpi_node_prop_get(struct fwnode_handle *fwnode, |
||
883 | const char *propname, |
||
884 | void **valptr) |
||
885 | { |
||
886 | return -ENXIO; |
||
887 | } |
||
888 | |||
889 | static inline int acpi_dev_prop_get(struct acpi_device *adev, |
||
890 | const char *propname, |
||
891 | void **valptr) |
||
892 | { |
||
893 | return -ENXIO; |
||
894 | } |
||
895 | |||
896 | static inline int acpi_dev_prop_read_single(struct acpi_device *adev, |
||
897 | const char *propname, |
||
898 | enum dev_prop_type proptype, |
||
899 | void *val) |
||
900 | { |
||
901 | return -ENXIO; |
||
902 | } |
||
903 | |||
904 | static inline int acpi_node_prop_read(struct fwnode_handle *fwnode, |
||
905 | const char *propname, |
||
906 | enum dev_prop_type proptype, |
||
907 | void *val, size_t nval) |
||
908 | { |
||
909 | return -ENXIO; |
||
910 | } |
||
911 | |||
912 | static inline int acpi_dev_prop_read(struct acpi_device *adev, |
||
913 | const char *propname, |
||
914 | enum dev_prop_type proptype, |
||
915 | void *val, size_t nval) |
||
916 | { |
||
917 | return -ENXIO; |
||
918 | } |
||
919 | |||
920 | static inline struct fwnode_handle *acpi_get_next_subnode(struct device *dev, |
||
921 | struct fwnode_handle *subnode) |
||
922 | { |
||
923 | return NULL; |
||
924 | } |
||
925 | |||
6936 | serge | 926 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, validate, data, fn) \ |
6588 | serge | 927 | static const void * __acpi_table_##name[] \ |
928 | __attribute__((unused)) \ |
||
929 | = { (void *) table_id, \ |
||
930 | (void *) subtable, \ |
||
931 | (void *) valid, \ |
||
932 | (void *) fn, \ |
||
933 | (void *) data } |
||
934 | |||
935 | #define acpi_probe_device_table(t) ({ int __r = 0; __r;}) |
||
936 | #endif |
||
937 | |||
938 | #endif /*_LINUX_ACPI_H*/>> |