Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | |
| 2 | /****************************************************************************** |
| 3 | * |
| 4 | * Module Name: hwgpe - Low level GPE enable/disable/clear functions |
| 5 | * |
| 6 | *****************************************************************************/ |
| 7 | |
| 8 | /* |
Bob Moore | 6c9deb7 | 2007-02-02 19:48:24 +0300 | [diff] [blame] | 9 | * Copyright (C) 2000 - 2007, R. Byron Moore |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 10 | * All rights reserved. |
| 11 | * |
| 12 | * Redistribution and use in source and binary forms, with or without |
| 13 | * modification, are permitted provided that the following conditions |
| 14 | * are met: |
| 15 | * 1. Redistributions of source code must retain the above copyright |
| 16 | * notice, this list of conditions, and the following disclaimer, |
| 17 | * without modification. |
| 18 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
| 19 | * substantially similar to the "NO WARRANTY" disclaimer below |
| 20 | * ("Disclaimer") and any redistribution must be conditioned upon |
| 21 | * including a substantially similar Disclaimer requirement for further |
| 22 | * binary redistribution. |
| 23 | * 3. Neither the names of the above-listed copyright holders nor the names |
| 24 | * of any contributors may be used to endorse or promote products derived |
| 25 | * from this software without specific prior written permission. |
| 26 | * |
| 27 | * Alternatively, this software may be distributed under the terms of the |
| 28 | * GNU General Public License ("GPL") version 2 as published by the Free |
| 29 | * Software Foundation. |
| 30 | * |
| 31 | * NO WARRANTY |
| 32 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 33 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 34 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
| 35 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 36 | * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 37 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 38 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 39 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 40 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| 41 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 42 | * POSSIBILITY OF SUCH DAMAGES. |
| 43 | */ |
| 44 | |
| 45 | #include <acpi/acpi.h> |
| 46 | #include <acpi/acevents.h> |
| 47 | |
| 48 | #define _COMPONENT ACPI_HARDWARE |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 49 | ACPI_MODULE_NAME("hwgpe") |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 51 | /* Local prototypes */ |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 52 | static acpi_status |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 53 | acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
| 54 | struct acpi_gpe_block_info *gpe_block); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 55 | |
| 56 | /****************************************************************************** |
| 57 | * |
| 58 | * FUNCTION: acpi_hw_write_gpe_enable_reg |
| 59 | * |
| 60 | * PARAMETERS: gpe_event_info - Info block for the GPE to be enabled |
| 61 | * |
| 62 | * RETURN: Status |
| 63 | * |
| 64 | * DESCRIPTION: Write a GPE enable register. Note: The bit for this GPE must |
| 65 | * already be cleared or set in the parent register |
| 66 | * enable_for_run mask. |
| 67 | * |
| 68 | ******************************************************************************/ |
| 69 | |
| 70 | acpi_status |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 71 | acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info *gpe_event_info) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 72 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 73 | struct acpi_gpe_register_info *gpe_register_info; |
| 74 | acpi_status status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 75 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 76 | ACPI_FUNCTION_ENTRY(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 77 | |
| 78 | /* Get the info block for the entire GPE register */ |
| 79 | |
| 80 | gpe_register_info = gpe_event_info->register_info; |
| 81 | if (!gpe_register_info) { |
| 82 | return (AE_NOT_EXIST); |
| 83 | } |
| 84 | |
| 85 | /* Write the entire GPE (runtime) enable register */ |
| 86 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 87 | status = acpi_hw_low_level_write(8, gpe_register_info->enable_for_run, |
| 88 | &gpe_register_info->enable_address); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 89 | |
| 90 | return (status); |
| 91 | } |
| 92 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | /****************************************************************************** |
| 94 | * |
| 95 | * FUNCTION: acpi_hw_clear_gpe |
| 96 | * |
| 97 | * PARAMETERS: gpe_event_info - Info block for the GPE to be cleared |
| 98 | * |
| 99 | * RETURN: Status |
| 100 | * |
| 101 | * DESCRIPTION: Clear the status bit for a single GPE. |
| 102 | * |
| 103 | ******************************************************************************/ |
| 104 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 105 | acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info * gpe_event_info) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 106 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 107 | acpi_status status; |
Alexey Starikovskiy | 6987416 | 2007-02-02 19:48:19 +0300 | [diff] [blame] | 108 | u8 register_bit; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 109 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 110 | ACPI_FUNCTION_ENTRY(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 111 | |
Alexey Starikovskiy | 6987416 | 2007-02-02 19:48:19 +0300 | [diff] [blame] | 112 | register_bit = (u8) |
| 113 | (1 << |
| 114 | (gpe_event_info->gpe_number - |
| 115 | gpe_event_info->register_info->base_gpe_number)); |
| 116 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 117 | /* |
| 118 | * Write a one to the appropriate bit in the status register to |
| 119 | * clear this GPE. |
| 120 | */ |
Alexey Starikovskiy | 6987416 | 2007-02-02 19:48:19 +0300 | [diff] [blame] | 121 | status = acpi_hw_low_level_write(8, register_bit, |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 122 | &gpe_event_info->register_info-> |
| 123 | status_address); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 124 | |
| 125 | return (status); |
| 126 | } |
| 127 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 128 | /****************************************************************************** |
| 129 | * |
| 130 | * FUNCTION: acpi_hw_get_gpe_status |
| 131 | * |
| 132 | * PARAMETERS: gpe_event_info - Info block for the GPE to queried |
| 133 | * event_status - Where the GPE status is returned |
| 134 | * |
| 135 | * RETURN: Status |
| 136 | * |
| 137 | * DESCRIPTION: Return the status of a single GPE. |
| 138 | * |
| 139 | ******************************************************************************/ |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 140 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | #ifdef ACPI_FUTURE_USAGE |
| 142 | acpi_status |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 143 | acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info, |
| 144 | acpi_event_status * event_status) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 145 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 146 | u32 in_byte; |
| 147 | u8 register_bit; |
| 148 | struct acpi_gpe_register_info *gpe_register_info; |
| 149 | acpi_status status; |
| 150 | acpi_event_status local_event_status = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 151 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 152 | ACPI_FUNCTION_ENTRY(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 153 | |
| 154 | if (!event_status) { |
| 155 | return (AE_BAD_PARAMETER); |
| 156 | } |
| 157 | |
| 158 | /* Get the info block for the entire GPE register */ |
| 159 | |
| 160 | gpe_register_info = gpe_event_info->register_info; |
| 161 | |
| 162 | /* Get the register bitmask for this GPE */ |
| 163 | |
Alexey Starikovskiy | 6987416 | 2007-02-02 19:48:19 +0300 | [diff] [blame] | 164 | register_bit = (u8) |
| 165 | (1 << |
| 166 | (gpe_event_info->gpe_number - |
| 167 | gpe_event_info->register_info->base_gpe_number)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | |
| 169 | /* GPE currently enabled? (enabled for runtime?) */ |
| 170 | |
| 171 | if (register_bit & gpe_register_info->enable_for_run) { |
| 172 | local_event_status |= ACPI_EVENT_FLAG_ENABLED; |
| 173 | } |
| 174 | |
| 175 | /* GPE enabled for wake? */ |
| 176 | |
| 177 | if (register_bit & gpe_register_info->enable_for_wake) { |
| 178 | local_event_status |= ACPI_EVENT_FLAG_WAKE_ENABLED; |
| 179 | } |
| 180 | |
| 181 | /* GPE currently active (status bit == 1)? */ |
| 182 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 183 | status = |
| 184 | acpi_hw_low_level_read(8, &in_byte, |
| 185 | &gpe_register_info->status_address); |
| 186 | if (ACPI_FAILURE(status)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 187 | goto unlock_and_exit; |
| 188 | } |
| 189 | |
| 190 | if (register_bit & in_byte) { |
| 191 | local_event_status |= ACPI_EVENT_FLAG_SET; |
| 192 | } |
| 193 | |
| 194 | /* Set return value */ |
| 195 | |
| 196 | (*event_status) = local_event_status; |
| 197 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 198 | unlock_and_exit: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 199 | return (status); |
| 200 | } |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 201 | #endif /* ACPI_FUTURE_USAGE */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 202 | |
| 203 | /****************************************************************************** |
| 204 | * |
| 205 | * FUNCTION: acpi_hw_disable_gpe_block |
| 206 | * |
| 207 | * PARAMETERS: gpe_xrupt_info - GPE Interrupt info |
| 208 | * gpe_block - Gpe Block info |
| 209 | * |
| 210 | * RETURN: Status |
| 211 | * |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 212 | * DESCRIPTION: Disable all GPEs within a single GPE block |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 213 | * |
| 214 | ******************************************************************************/ |
| 215 | |
| 216 | acpi_status |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 217 | acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info, |
| 218 | struct acpi_gpe_block_info * gpe_block) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 219 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 220 | u32 i; |
| 221 | acpi_status status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 222 | |
| 223 | /* Examine each GPE Register within the block */ |
| 224 | |
| 225 | for (i = 0; i < gpe_block->register_count; i++) { |
Bob Moore | 52fc0b0 | 2006-10-02 00:00:00 -0400 | [diff] [blame] | 226 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 227 | /* Disable all GPEs in this register */ |
| 228 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 229 | status = acpi_hw_low_level_write(8, 0x00, |
| 230 | &gpe_block->register_info[i]. |
| 231 | enable_address); |
| 232 | if (ACPI_FAILURE(status)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 233 | return (status); |
| 234 | } |
| 235 | } |
| 236 | |
| 237 | return (AE_OK); |
| 238 | } |
| 239 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 240 | /****************************************************************************** |
| 241 | * |
| 242 | * FUNCTION: acpi_hw_clear_gpe_block |
| 243 | * |
| 244 | * PARAMETERS: gpe_xrupt_info - GPE Interrupt info |
| 245 | * gpe_block - Gpe Block info |
| 246 | * |
| 247 | * RETURN: Status |
| 248 | * |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 249 | * DESCRIPTION: Clear status bits for all GPEs within a single GPE block |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 250 | * |
| 251 | ******************************************************************************/ |
| 252 | |
| 253 | acpi_status |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 254 | acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info, |
| 255 | struct acpi_gpe_block_info * gpe_block) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 256 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 257 | u32 i; |
| 258 | acpi_status status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 259 | |
| 260 | /* Examine each GPE Register within the block */ |
| 261 | |
| 262 | for (i = 0; i < gpe_block->register_count; i++) { |
Bob Moore | 52fc0b0 | 2006-10-02 00:00:00 -0400 | [diff] [blame] | 263 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 264 | /* Clear status on all GPEs in this register */ |
| 265 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 266 | status = acpi_hw_low_level_write(8, 0xFF, |
| 267 | &gpe_block->register_info[i]. |
| 268 | status_address); |
| 269 | if (ACPI_FAILURE(status)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 270 | return (status); |
| 271 | } |
| 272 | } |
| 273 | |
| 274 | return (AE_OK); |
| 275 | } |
| 276 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 277 | /****************************************************************************** |
| 278 | * |
| 279 | * FUNCTION: acpi_hw_enable_runtime_gpe_block |
| 280 | * |
| 281 | * PARAMETERS: gpe_xrupt_info - GPE Interrupt info |
| 282 | * gpe_block - Gpe Block info |
| 283 | * |
| 284 | * RETURN: Status |
| 285 | * |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 286 | * DESCRIPTION: Enable all "runtime" GPEs within a single GPE block. Includes |
| 287 | * combination wake/run GPEs. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 288 | * |
| 289 | ******************************************************************************/ |
| 290 | |
| 291 | acpi_status |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 292 | acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info, |
| 293 | struct acpi_gpe_block_info * gpe_block) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 294 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 295 | u32 i; |
| 296 | acpi_status status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 297 | |
| 298 | /* NOTE: assumes that all GPEs are currently disabled */ |
| 299 | |
| 300 | /* Examine each GPE Register within the block */ |
| 301 | |
| 302 | for (i = 0; i < gpe_block->register_count; i++) { |
| 303 | if (!gpe_block->register_info[i].enable_for_run) { |
| 304 | continue; |
| 305 | } |
| 306 | |
| 307 | /* Enable all "runtime" GPEs in this register */ |
| 308 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 309 | status = |
| 310 | acpi_hw_low_level_write(8, |
| 311 | gpe_block->register_info[i]. |
| 312 | enable_for_run, |
| 313 | &gpe_block->register_info[i]. |
| 314 | enable_address); |
| 315 | if (ACPI_FAILURE(status)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 316 | return (status); |
| 317 | } |
| 318 | } |
| 319 | |
| 320 | return (AE_OK); |
| 321 | } |
| 322 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 323 | /****************************************************************************** |
| 324 | * |
| 325 | * FUNCTION: acpi_hw_enable_wakeup_gpe_block |
| 326 | * |
| 327 | * PARAMETERS: gpe_xrupt_info - GPE Interrupt info |
| 328 | * gpe_block - Gpe Block info |
| 329 | * |
| 330 | * RETURN: Status |
| 331 | * |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 332 | * DESCRIPTION: Enable all "wake" GPEs within a single GPE block. Includes |
| 333 | * combination wake/run GPEs. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 334 | * |
| 335 | ******************************************************************************/ |
| 336 | |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 337 | static acpi_status |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 338 | acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
| 339 | struct acpi_gpe_block_info *gpe_block) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 340 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 341 | u32 i; |
| 342 | acpi_status status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 343 | |
| 344 | /* Examine each GPE Register within the block */ |
| 345 | |
| 346 | for (i = 0; i < gpe_block->register_count; i++) { |
| 347 | if (!gpe_block->register_info[i].enable_for_wake) { |
| 348 | continue; |
| 349 | } |
| 350 | |
| 351 | /* Enable all "wake" GPEs in this register */ |
| 352 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 353 | status = acpi_hw_low_level_write(8, |
| 354 | gpe_block->register_info[i]. |
| 355 | enable_for_wake, |
| 356 | &gpe_block->register_info[i]. |
| 357 | enable_address); |
| 358 | if (ACPI_FAILURE(status)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 359 | return (status); |
| 360 | } |
| 361 | } |
| 362 | |
| 363 | return (AE_OK); |
| 364 | } |
| 365 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 366 | /****************************************************************************** |
| 367 | * |
| 368 | * FUNCTION: acpi_hw_disable_all_gpes |
| 369 | * |
Robert Moore | 73459f7 | 2005-06-24 00:00:00 -0400 | [diff] [blame] | 370 | * PARAMETERS: None |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 371 | * |
| 372 | * RETURN: Status |
| 373 | * |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 374 | * DESCRIPTION: Disable and clear all GPEs in all GPE blocks |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 375 | * |
| 376 | ******************************************************************************/ |
| 377 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 378 | acpi_status acpi_hw_disable_all_gpes(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 379 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 380 | acpi_status status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 381 | |
Bob Moore | b229cf9 | 2006-04-21 17:15:00 -0400 | [diff] [blame] | 382 | ACPI_FUNCTION_TRACE(hw_disable_all_gpes); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 383 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 384 | status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block); |
| 385 | status = acpi_ev_walk_gpe_list(acpi_hw_clear_gpe_block); |
| 386 | return_ACPI_STATUS(status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 387 | } |
| 388 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 389 | /****************************************************************************** |
| 390 | * |
| 391 | * FUNCTION: acpi_hw_enable_all_runtime_gpes |
| 392 | * |
Robert Moore | 73459f7 | 2005-06-24 00:00:00 -0400 | [diff] [blame] | 393 | * PARAMETERS: None |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 394 | * |
| 395 | * RETURN: Status |
| 396 | * |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 397 | * DESCRIPTION: Enable all "runtime" GPEs, in all GPE blocks |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 398 | * |
| 399 | ******************************************************************************/ |
| 400 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 401 | acpi_status acpi_hw_enable_all_runtime_gpes(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 402 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 403 | acpi_status status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 404 | |
Bob Moore | b229cf9 | 2006-04-21 17:15:00 -0400 | [diff] [blame] | 405 | ACPI_FUNCTION_TRACE(hw_enable_all_runtime_gpes); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 406 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 407 | status = acpi_ev_walk_gpe_list(acpi_hw_enable_runtime_gpe_block); |
| 408 | return_ACPI_STATUS(status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 409 | } |
| 410 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 411 | /****************************************************************************** |
| 412 | * |
| 413 | * FUNCTION: acpi_hw_enable_all_wakeup_gpes |
| 414 | * |
Robert Moore | 73459f7 | 2005-06-24 00:00:00 -0400 | [diff] [blame] | 415 | * PARAMETERS: None |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 416 | * |
| 417 | * RETURN: Status |
| 418 | * |
Robert Moore | 44f6c01 | 2005-04-18 22:49:35 -0400 | [diff] [blame] | 419 | * DESCRIPTION: Enable all "wakeup" GPEs, in all GPE blocks |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 420 | * |
| 421 | ******************************************************************************/ |
| 422 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 423 | acpi_status acpi_hw_enable_all_wakeup_gpes(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 424 | { |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 425 | acpi_status status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 426 | |
Bob Moore | b229cf9 | 2006-04-21 17:15:00 -0400 | [diff] [blame] | 427 | ACPI_FUNCTION_TRACE(hw_enable_all_wakeup_gpes); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 428 | |
Len Brown | 4be44fc | 2005-08-05 00:44:28 -0400 | [diff] [blame] | 429 | status = acpi_ev_walk_gpe_list(acpi_hw_enable_wakeup_gpe_block); |
| 430 | return_ACPI_STATUS(status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 431 | } |