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path: root/drivers/acpi/executer/exconfig.c
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-rw-r--r--drivers/acpi/executer/exconfig.c319
1 files changed, 155 insertions, 164 deletions
diff --git a/drivers/acpi/executer/exconfig.c b/drivers/acpi/executer/exconfig.c
index d11e9ec827f1..1ce365d651d8 100644
--- a/drivers/acpi/executer/exconfig.c
+++ b/drivers/acpi/executer/exconfig.c
@@ -41,7 +41,6 @@
41 * POSSIBILITY OF SUCH DAMAGES. 41 * POSSIBILITY OF SUCH DAMAGES.
42 */ 42 */
43 43
44
45#include <acpi/acpi.h> 44#include <acpi/acpi.h>
46#include <acpi/acinterp.h> 45#include <acpi/acinterp.h>
47#include <acpi/amlcode.h> 46#include <acpi/amlcode.h>
@@ -50,18 +49,14 @@
50#include <acpi/actables.h> 49#include <acpi/actables.h>
51#include <acpi/acdispat.h> 50#include <acpi/acdispat.h>
52 51
53
54#define _COMPONENT ACPI_EXECUTER 52#define _COMPONENT ACPI_EXECUTER
55 ACPI_MODULE_NAME ("exconfig") 53ACPI_MODULE_NAME("exconfig")
56 54
57/* Local prototypes */ 55/* Local prototypes */
58
59static acpi_status 56static acpi_status
60acpi_ex_add_table ( 57acpi_ex_add_table(struct acpi_table_header *table,
61 struct acpi_table_header *table, 58 struct acpi_namespace_node *parent_node,
62 struct acpi_namespace_node *parent_node, 59 union acpi_operand_object **ddb_handle);
63 union acpi_operand_object **ddb_handle);
64
65 60
66/******************************************************************************* 61/*******************************************************************************
67 * 62 *
@@ -79,24 +74,21 @@ acpi_ex_add_table (
79 ******************************************************************************/ 74 ******************************************************************************/
80 75
81static acpi_status 76static acpi_status
82acpi_ex_add_table ( 77acpi_ex_add_table(struct acpi_table_header *table,
83 struct acpi_table_header *table, 78 struct acpi_namespace_node *parent_node,
84 struct acpi_namespace_node *parent_node, 79 union acpi_operand_object **ddb_handle)
85 union acpi_operand_object **ddb_handle)
86{ 80{
87 acpi_status status; 81 acpi_status status;
88 struct acpi_table_desc table_info; 82 struct acpi_table_desc table_info;
89 union acpi_operand_object *obj_desc; 83 union acpi_operand_object *obj_desc;
90
91
92 ACPI_FUNCTION_TRACE ("ex_add_table");
93 84
85 ACPI_FUNCTION_TRACE("ex_add_table");
94 86
95 /* Create an object to be the table handle */ 87 /* Create an object to be the table handle */
96 88
97 obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_LOCAL_REFERENCE); 89 obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_REFERENCE);
98 if (!obj_desc) { 90 if (!obj_desc) {
99 return_ACPI_STATUS (AE_NO_MEMORY); 91 return_ACPI_STATUS(AE_NO_MEMORY);
100 } 92 }
101 93
102 /* Init the table handle */ 94 /* Init the table handle */
@@ -106,45 +98,43 @@ acpi_ex_add_table (
106 98
107 /* Install the new table into the local data structures */ 99 /* Install the new table into the local data structures */
108 100
109 ACPI_MEMSET (&table_info, 0, sizeof (struct acpi_table_desc)); 101 ACPI_MEMSET(&table_info, 0, sizeof(struct acpi_table_desc));
110 102
111 table_info.type = ACPI_TABLE_SSDT; 103 table_info.type = ACPI_TABLE_SSDT;
112 table_info.pointer = table; 104 table_info.pointer = table;
113 table_info.length = (acpi_size) table->length; 105 table_info.length = (acpi_size) table->length;
114 table_info.allocation = ACPI_MEM_ALLOCATED; 106 table_info.allocation = ACPI_MEM_ALLOCATED;
115 107
116 status = acpi_tb_install_table (&table_info); 108 status = acpi_tb_install_table(&table_info);
117 obj_desc->reference.object = table_info.installed_desc; 109 obj_desc->reference.object = table_info.installed_desc;
118 110
119 if (ACPI_FAILURE (status)) { 111 if (ACPI_FAILURE(status)) {
120 if (status == AE_ALREADY_EXISTS) { 112 if (status == AE_ALREADY_EXISTS) {
121 /* Table already exists, just return the handle */ 113 /* Table already exists, just return the handle */
122 114
123 return_ACPI_STATUS (AE_OK); 115 return_ACPI_STATUS(AE_OK);
124 } 116 }
125 goto cleanup; 117 goto cleanup;
126 } 118 }
127 119
128 /* Add the table to the namespace */ 120 /* Add the table to the namespace */
129 121
130 status = acpi_ns_load_table (table_info.installed_desc, parent_node); 122 status = acpi_ns_load_table(table_info.installed_desc, parent_node);
131 if (ACPI_FAILURE (status)) { 123 if (ACPI_FAILURE(status)) {
132 /* Uninstall table on error */ 124 /* Uninstall table on error */
133 125
134 (void) acpi_tb_uninstall_table (table_info.installed_desc); 126 (void)acpi_tb_uninstall_table(table_info.installed_desc);
135 goto cleanup; 127 goto cleanup;
136 } 128 }
137 129
138 return_ACPI_STATUS (AE_OK); 130 return_ACPI_STATUS(AE_OK);
139
140 131
141cleanup: 132 cleanup:
142 acpi_ut_remove_reference (obj_desc); 133 acpi_ut_remove_reference(obj_desc);
143 *ddb_handle = NULL; 134 *ddb_handle = NULL;
144 return_ACPI_STATUS (status); 135 return_ACPI_STATUS(status);
145} 136}
146 137
147
148/******************************************************************************* 138/*******************************************************************************
149 * 139 *
150 * FUNCTION: acpi_ex_load_table_op 140 * FUNCTION: acpi_ex_load_table_op
@@ -159,56 +149,53 @@ cleanup:
159 ******************************************************************************/ 149 ******************************************************************************/
160 150
161acpi_status 151acpi_status
162acpi_ex_load_table_op ( 152acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
163 struct acpi_walk_state *walk_state, 153 union acpi_operand_object **return_desc)
164 union acpi_operand_object **return_desc)
165{ 154{
166 acpi_status status; 155 acpi_status status;
167 union acpi_operand_object **operand = &walk_state->operands[0]; 156 union acpi_operand_object **operand = &walk_state->operands[0];
168 struct acpi_table_header *table; 157 struct acpi_table_header *table;
169 struct acpi_namespace_node *parent_node; 158 struct acpi_namespace_node *parent_node;
170 struct acpi_namespace_node *start_node; 159 struct acpi_namespace_node *start_node;
171 struct acpi_namespace_node *parameter_node = NULL; 160 struct acpi_namespace_node *parameter_node = NULL;
172 union acpi_operand_object *ddb_handle; 161 union acpi_operand_object *ddb_handle;
173
174
175 ACPI_FUNCTION_TRACE ("ex_load_table_op");
176 162
163 ACPI_FUNCTION_TRACE("ex_load_table_op");
177 164
178#if 0 165#if 0
179 /* 166 /*
180 * Make sure that the signature does not match one of the tables that 167 * Make sure that the signature does not match one of the tables that
181 * is already loaded. 168 * is already loaded.
182 */ 169 */
183 status = acpi_tb_match_signature (operand[0]->string.pointer, NULL); 170 status = acpi_tb_match_signature(operand[0]->string.pointer, NULL);
184 if (status == AE_OK) { 171 if (status == AE_OK) {
185 /* Signature matched -- don't allow override */ 172 /* Signature matched -- don't allow override */
186 173
187 return_ACPI_STATUS (AE_ALREADY_EXISTS); 174 return_ACPI_STATUS(AE_ALREADY_EXISTS);
188 } 175 }
189#endif 176#endif
190 177
191 /* Find the ACPI table */ 178 /* Find the ACPI table */
192 179
193 status = acpi_tb_find_table (operand[0]->string.pointer, 180 status = acpi_tb_find_table(operand[0]->string.pointer,
194 operand[1]->string.pointer, 181 operand[1]->string.pointer,
195 operand[2]->string.pointer, &table); 182 operand[2]->string.pointer, &table);
196 if (ACPI_FAILURE (status)) { 183 if (ACPI_FAILURE(status)) {
197 if (status != AE_NOT_FOUND) { 184 if (status != AE_NOT_FOUND) {
198 return_ACPI_STATUS (status); 185 return_ACPI_STATUS(status);
199 } 186 }
200 187
201 /* Table not found, return an Integer=0 and AE_OK */ 188 /* Table not found, return an Integer=0 and AE_OK */
202 189
203 ddb_handle = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); 190 ddb_handle = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER);
204 if (!ddb_handle) { 191 if (!ddb_handle) {
205 return_ACPI_STATUS (AE_NO_MEMORY); 192 return_ACPI_STATUS(AE_NO_MEMORY);
206 } 193 }
207 194
208 ddb_handle->integer.value = 0; 195 ddb_handle->integer.value = 0;
209 *return_desc = ddb_handle; 196 *return_desc = ddb_handle;
210 197
211 return_ACPI_STATUS (AE_OK); 198 return_ACPI_STATUS(AE_OK);
212 } 199 }
213 200
214 /* Default nodes */ 201 /* Default nodes */
@@ -223,10 +210,12 @@ acpi_ex_load_table_op (
223 * Find the node referenced by the root_path_string. This is the 210 * Find the node referenced by the root_path_string. This is the
224 * location within the namespace where the table will be loaded. 211 * location within the namespace where the table will be loaded.
225 */ 212 */
226 status = acpi_ns_get_node_by_path (operand[3]->string.pointer, start_node, 213 status =
227 ACPI_NS_SEARCH_PARENT, &parent_node); 214 acpi_ns_get_node_by_path(operand[3]->string.pointer,
228 if (ACPI_FAILURE (status)) { 215 start_node, ACPI_NS_SEARCH_PARENT,
229 return_ACPI_STATUS (status); 216 &parent_node);
217 if (ACPI_FAILURE(status)) {
218 return_ACPI_STATUS(status);
230 } 219 }
231 } 220 }
232 221
@@ -234,7 +223,7 @@ acpi_ex_load_table_op (
234 223
235 if (operand[4]->string.length > 0) { 224 if (operand[4]->string.length > 0) {
236 if ((operand[4]->string.pointer[0] != '\\') && 225 if ((operand[4]->string.pointer[0] != '\\') &&
237 (operand[4]->string.pointer[0] != '^')) { 226 (operand[4]->string.pointer[0] != '^')) {
238 /* 227 /*
239 * Path is not absolute, so it will be relative to the node 228 * Path is not absolute, so it will be relative to the node
240 * referenced by the root_path_string (or the NS root if omitted) 229 * referenced by the root_path_string (or the NS root if omitted)
@@ -244,18 +233,20 @@ acpi_ex_load_table_op (
244 233
245 /* Find the node referenced by the parameter_path_string */ 234 /* Find the node referenced by the parameter_path_string */
246 235
247 status = acpi_ns_get_node_by_path (operand[4]->string.pointer, start_node, 236 status =
248 ACPI_NS_SEARCH_PARENT, &parameter_node); 237 acpi_ns_get_node_by_path(operand[4]->string.pointer,
249 if (ACPI_FAILURE (status)) { 238 start_node, ACPI_NS_SEARCH_PARENT,
250 return_ACPI_STATUS (status); 239 &parameter_node);
240 if (ACPI_FAILURE(status)) {
241 return_ACPI_STATUS(status);
251 } 242 }
252 } 243 }
253 244
254 /* Load the table into the namespace */ 245 /* Load the table into the namespace */
255 246
256 status = acpi_ex_add_table (table, parent_node, &ddb_handle); 247 status = acpi_ex_add_table(table, parent_node, &ddb_handle);
257 if (ACPI_FAILURE (status)) { 248 if (ACPI_FAILURE(status)) {
258 return_ACPI_STATUS (status); 249 return_ACPI_STATUS(status);
259 } 250 }
260 251
261 /* Parameter Data (optional) */ 252 /* Parameter Data (optional) */
@@ -263,20 +254,20 @@ acpi_ex_load_table_op (
263 if (parameter_node) { 254 if (parameter_node) {
264 /* Store the parameter data into the optional parameter object */ 255 /* Store the parameter data into the optional parameter object */
265 256
266 status = acpi_ex_store (operand[5], 257 status = acpi_ex_store(operand[5],
267 ACPI_CAST_PTR (union acpi_operand_object, parameter_node), 258 ACPI_CAST_PTR(union acpi_operand_object,
268 walk_state); 259 parameter_node),
269 if (ACPI_FAILURE (status)) { 260 walk_state);
270 (void) acpi_ex_unload_table (ddb_handle); 261 if (ACPI_FAILURE(status)) {
271 return_ACPI_STATUS (status); 262 (void)acpi_ex_unload_table(ddb_handle);
263 return_ACPI_STATUS(status);
272 } 264 }
273 } 265 }
274 266
275 *return_desc = ddb_handle; 267 *return_desc = ddb_handle;
276 return_ACPI_STATUS (status); 268 return_ACPI_STATUS(status);
277} 269}
278 270
279
280/******************************************************************************* 271/*******************************************************************************
281 * 272 *
282 * FUNCTION: acpi_ex_load_op 273 * FUNCTION: acpi_ex_load_op
@@ -293,38 +284,37 @@ acpi_ex_load_table_op (
293 ******************************************************************************/ 284 ******************************************************************************/
294 285
295acpi_status 286acpi_status
296acpi_ex_load_op ( 287acpi_ex_load_op(union acpi_operand_object *obj_desc,
297 union acpi_operand_object *obj_desc, 288 union acpi_operand_object *target,
298 union acpi_operand_object *target, 289 struct acpi_walk_state *walk_state)
299 struct acpi_walk_state *walk_state)
300{ 290{
301 acpi_status status; 291 acpi_status status;
302 union acpi_operand_object *ddb_handle; 292 union acpi_operand_object *ddb_handle;
303 union acpi_operand_object *buffer_desc = NULL; 293 union acpi_operand_object *buffer_desc = NULL;
304 struct acpi_table_header *table_ptr = NULL; 294 struct acpi_table_header *table_ptr = NULL;
305 acpi_physical_address address; 295 acpi_physical_address address;
306 struct acpi_table_header table_header; 296 struct acpi_table_header table_header;
307 u32 i; 297 u32 i;
308
309 ACPI_FUNCTION_TRACE ("ex_load_op");
310 298
299 ACPI_FUNCTION_TRACE("ex_load_op");
311 300
312 /* Object can be either an op_region or a Field */ 301 /* Object can be either an op_region or a Field */
313 302
314 switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { 303 switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
315 case ACPI_TYPE_REGION: 304 case ACPI_TYPE_REGION:
316 305
317 ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Load from Region %p %s\n", 306 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Load from Region %p %s\n",
318 obj_desc, acpi_ut_get_object_type_name (obj_desc))); 307 obj_desc,
308 acpi_ut_get_object_type_name(obj_desc)));
319 309
320 /* 310 /*
321 * If the Region Address and Length have not been previously evaluated, 311 * If the Region Address and Length have not been previously evaluated,
322 * evaluate them now and save the results. 312 * evaluate them now and save the results.
323 */ 313 */
324 if (!(obj_desc->common.flags & AOPOBJ_DATA_VALID)) { 314 if (!(obj_desc->common.flags & AOPOBJ_DATA_VALID)) {
325 status = acpi_ds_get_region_arguments (obj_desc); 315 status = acpi_ds_get_region_arguments(obj_desc);
326 if (ACPI_FAILURE (status)) { 316 if (ACPI_FAILURE(status)) {
327 return_ACPI_STATUS (status); 317 return_ACPI_STATUS(status);
328 } 318 }
329 } 319 }
330 320
@@ -336,121 +326,127 @@ acpi_ex_load_op (
336 326
337 table_header.length = 0; 327 table_header.length = 0;
338 for (i = 0; i < 8; i++) { 328 for (i = 0; i < 8; i++) {
339 status = acpi_ev_address_space_dispatch (obj_desc, ACPI_READ, 329 status =
340 (acpi_physical_address) (i + address), 8, 330 acpi_ev_address_space_dispatch(obj_desc, ACPI_READ,
341 ((u8 *) &table_header) + i); 331 (acpi_physical_address)
342 if (ACPI_FAILURE (status)) { 332 (i + address), 8,
343 return_ACPI_STATUS (status); 333 ((u8 *) &
334 table_header) + i);
335 if (ACPI_FAILURE(status)) {
336 return_ACPI_STATUS(status);
344 } 337 }
345 } 338 }
346 339
347 /* Sanity check the table length */ 340 /* Sanity check the table length */
348 341
349 if (table_header.length < sizeof (struct acpi_table_header)) { 342 if (table_header.length < sizeof(struct acpi_table_header)) {
350 return_ACPI_STATUS (AE_BAD_HEADER); 343 return_ACPI_STATUS(AE_BAD_HEADER);
351 } 344 }
352 345
353 /* Allocate a buffer for the entire table */ 346 /* Allocate a buffer for the entire table */
354 347
355 table_ptr = ACPI_MEM_ALLOCATE (table_header.length); 348 table_ptr = ACPI_MEM_ALLOCATE(table_header.length);
356 if (!table_ptr) { 349 if (!table_ptr) {
357 return_ACPI_STATUS (AE_NO_MEMORY); 350 return_ACPI_STATUS(AE_NO_MEMORY);
358 } 351 }
359 352
360 /* Get the entire table from the op region */ 353 /* Get the entire table from the op region */
361 354
362 for (i = 0; i < table_header.length; i++) { 355 for (i = 0; i < table_header.length; i++) {
363 status = acpi_ev_address_space_dispatch (obj_desc, ACPI_READ, 356 status =
364 (acpi_physical_address) (i + address), 8, 357 acpi_ev_address_space_dispatch(obj_desc, ACPI_READ,
365 ((u8 *) table_ptr + i)); 358 (acpi_physical_address)
366 if (ACPI_FAILURE (status)) { 359 (i + address), 8,
360 ((u8 *) table_ptr +
361 i));
362 if (ACPI_FAILURE(status)) {
367 goto cleanup; 363 goto cleanup;
368 } 364 }
369 } 365 }
370 break; 366 break;
371 367
372
373 case ACPI_TYPE_LOCAL_REGION_FIELD: 368 case ACPI_TYPE_LOCAL_REGION_FIELD:
374 case ACPI_TYPE_LOCAL_BANK_FIELD: 369 case ACPI_TYPE_LOCAL_BANK_FIELD:
375 case ACPI_TYPE_LOCAL_INDEX_FIELD: 370 case ACPI_TYPE_LOCAL_INDEX_FIELD:
376 371
377 ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Load from Field %p %s\n", 372 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Load from Field %p %s\n",
378 obj_desc, acpi_ut_get_object_type_name (obj_desc))); 373 obj_desc,
374 acpi_ut_get_object_type_name(obj_desc)));
379 375
380 /* 376 /*
381 * The length of the field must be at least as large as the table. 377 * The length of the field must be at least as large as the table.
382 * Read the entire field and thus the entire table. Buffer is 378 * Read the entire field and thus the entire table. Buffer is
383 * allocated during the read. 379 * allocated during the read.
384 */ 380 */
385 status = acpi_ex_read_data_from_field (walk_state, obj_desc, &buffer_desc); 381 status =
386 if (ACPI_FAILURE (status)) { 382 acpi_ex_read_data_from_field(walk_state, obj_desc,
387 return_ACPI_STATUS (status); 383 &buffer_desc);
384 if (ACPI_FAILURE(status)) {
385 return_ACPI_STATUS(status);
388 } 386 }
389 387
390 table_ptr = ACPI_CAST_PTR (struct acpi_table_header, 388 table_ptr = ACPI_CAST_PTR(struct acpi_table_header,
391 buffer_desc->buffer.pointer); 389 buffer_desc->buffer.pointer);
392 390
393 /* All done with the buffer_desc, delete it */ 391 /* All done with the buffer_desc, delete it */
394 392
395 buffer_desc->buffer.pointer = NULL; 393 buffer_desc->buffer.pointer = NULL;
396 acpi_ut_remove_reference (buffer_desc); 394 acpi_ut_remove_reference(buffer_desc);
397 395
398 /* Sanity check the table length */ 396 /* Sanity check the table length */
399 397
400 if (table_ptr->length < sizeof (struct acpi_table_header)) { 398 if (table_ptr->length < sizeof(struct acpi_table_header)) {
401 status = AE_BAD_HEADER; 399 status = AE_BAD_HEADER;
402 goto cleanup; 400 goto cleanup;
403 } 401 }
404 break; 402 break;
405 403
406
407 default: 404 default:
408 return_ACPI_STATUS (AE_AML_OPERAND_TYPE); 405 return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
409 } 406 }
410 407
411 /* The table must be either an SSDT or a PSDT */ 408 /* The table must be either an SSDT or a PSDT */
412 409
413 if ((!ACPI_STRNCMP (table_ptr->signature, 410 if ((!ACPI_STRNCMP(table_ptr->signature,
414 acpi_gbl_table_data[ACPI_TABLE_PSDT].signature, 411 acpi_gbl_table_data[ACPI_TABLE_PSDT].signature,
415 acpi_gbl_table_data[ACPI_TABLE_PSDT].sig_length)) && 412 acpi_gbl_table_data[ACPI_TABLE_PSDT].sig_length)) &&
416 (!ACPI_STRNCMP (table_ptr->signature, 413 (!ACPI_STRNCMP(table_ptr->signature,
417 acpi_gbl_table_data[ACPI_TABLE_SSDT].signature, 414 acpi_gbl_table_data[ACPI_TABLE_SSDT].signature,
418 acpi_gbl_table_data[ACPI_TABLE_SSDT].sig_length))) { 415 acpi_gbl_table_data[ACPI_TABLE_SSDT].sig_length))) {
419 ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, 416 ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
420 "Table has invalid signature [%4.4s], must be SSDT or PSDT\n", 417 "Table has invalid signature [%4.4s], must be SSDT or PSDT\n",
421 table_ptr->signature)); 418 table_ptr->signature));
422 status = AE_BAD_SIGNATURE; 419 status = AE_BAD_SIGNATURE;
423 goto cleanup; 420 goto cleanup;
424 } 421 }
425 422
426 /* Install the new table into the local data structures */ 423 /* Install the new table into the local data structures */
427 424
428 status = acpi_ex_add_table (table_ptr, acpi_gbl_root_node, &ddb_handle); 425 status = acpi_ex_add_table(table_ptr, acpi_gbl_root_node, &ddb_handle);
429 if (ACPI_FAILURE (status)) { 426 if (ACPI_FAILURE(status)) {
430 /* On error, table_ptr was deallocated above */ 427 /* On error, table_ptr was deallocated above */
431 428
432 return_ACPI_STATUS (status); 429 return_ACPI_STATUS(status);
433 } 430 }
434 431
435 /* Store the ddb_handle into the Target operand */ 432 /* Store the ddb_handle into the Target operand */
436 433
437 status = acpi_ex_store (ddb_handle, target, walk_state); 434 status = acpi_ex_store(ddb_handle, target, walk_state);
438 if (ACPI_FAILURE (status)) { 435 if (ACPI_FAILURE(status)) {
439 (void) acpi_ex_unload_table (ddb_handle); 436 (void)acpi_ex_unload_table(ddb_handle);
440 437
441 /* table_ptr was deallocated above */ 438 /* table_ptr was deallocated above */
442 439
443 return_ACPI_STATUS (status); 440 return_ACPI_STATUS(status);
444 } 441 }
445 442
446cleanup: 443 cleanup:
447 if (ACPI_FAILURE (status)) { 444 if (ACPI_FAILURE(status)) {
448 ACPI_MEM_FREE (table_ptr); 445 ACPI_MEM_FREE(table_ptr);
449 } 446 }
450 return_ACPI_STATUS (status); 447 return_ACPI_STATUS(status);
451} 448}
452 449
453
454/******************************************************************************* 450/*******************************************************************************
455 * 451 *
456 * FUNCTION: acpi_ex_unload_table 452 * FUNCTION: acpi_ex_unload_table
@@ -463,17 +459,13 @@ cleanup:
463 * 459 *
464 ******************************************************************************/ 460 ******************************************************************************/
465 461
466acpi_status 462acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle)
467acpi_ex_unload_table (
468 union acpi_operand_object *ddb_handle)
469{ 463{
470 acpi_status status = AE_OK; 464 acpi_status status = AE_OK;
471 union acpi_operand_object *table_desc = ddb_handle; 465 union acpi_operand_object *table_desc = ddb_handle;
472 struct acpi_table_desc *table_info; 466 struct acpi_table_desc *table_info;
473
474
475 ACPI_FUNCTION_TRACE ("ex_unload_table");
476 467
468 ACPI_FUNCTION_TRACE("ex_unload_table");
477 469
478 /* 470 /*
479 * Validate the handle 471 * Validate the handle
@@ -482,29 +474,28 @@ acpi_ex_unload_table (
482 * validated here. 474 * validated here.
483 */ 475 */
484 if ((!ddb_handle) || 476 if ((!ddb_handle) ||
485 (ACPI_GET_DESCRIPTOR_TYPE (ddb_handle) != ACPI_DESC_TYPE_OPERAND) || 477 (ACPI_GET_DESCRIPTOR_TYPE(ddb_handle) != ACPI_DESC_TYPE_OPERAND) ||
486 (ACPI_GET_OBJECT_TYPE (ddb_handle) != ACPI_TYPE_LOCAL_REFERENCE)) { 478 (ACPI_GET_OBJECT_TYPE(ddb_handle) != ACPI_TYPE_LOCAL_REFERENCE)) {
487 return_ACPI_STATUS (AE_BAD_PARAMETER); 479 return_ACPI_STATUS(AE_BAD_PARAMETER);
488 } 480 }
489 481
490 /* Get the actual table descriptor from the ddb_handle */ 482 /* Get the actual table descriptor from the ddb_handle */
491 483
492 table_info = (struct acpi_table_desc *) table_desc->reference.object; 484 table_info = (struct acpi_table_desc *)table_desc->reference.object;
493 485
494 /* 486 /*
495 * Delete the entire namespace under this table Node 487 * Delete the entire namespace under this table Node
496 * (Offset contains the table_id) 488 * (Offset contains the table_id)
497 */ 489 */
498 acpi_ns_delete_namespace_by_owner (table_info->owner_id); 490 acpi_ns_delete_namespace_by_owner(table_info->owner_id);
499 acpi_ut_release_owner_id (&table_info->owner_id); 491 acpi_ut_release_owner_id(&table_info->owner_id);
500 492
501 /* Delete the table itself */ 493 /* Delete the table itself */
502 494
503 (void) acpi_tb_uninstall_table (table_info->installed_desc); 495 (void)acpi_tb_uninstall_table(table_info->installed_desc);
504 496
505 /* Delete the table descriptor (ddb_handle) */ 497 /* Delete the table descriptor (ddb_handle) */
506 498
507 acpi_ut_remove_reference (table_desc); 499 acpi_ut_remove_reference(table_desc);
508 return_ACPI_STATUS (status); 500 return_ACPI_STATUS(status);
509} 501}
510
generated by cgit v1.2.2 (git 2.25.0) at 2024-09-26 19:18:40 -0400