aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/acpi/utilities/utobject.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/acpi/utilities/utobject.c')
-rw-r--r--drivers/acpi/utilities/utobject.c68
1 files changed, 47 insertions, 21 deletions
diff --git a/drivers/acpi/utilities/utobject.c b/drivers/acpi/utilities/utobject.c
index 9ee40a484e07..cd3899b9cc5a 100644
--- a/drivers/acpi/utilities/utobject.c
+++ b/drivers/acpi/utilities/utobject.c
@@ -50,6 +50,25 @@
50#define _COMPONENT ACPI_UTILITIES 50#define _COMPONENT ACPI_UTILITIES
51 ACPI_MODULE_NAME ("utobject") 51 ACPI_MODULE_NAME ("utobject")
52 52
53/* Local prototypes */
54
55static acpi_status
56acpi_ut_get_simple_object_size (
57 union acpi_operand_object *obj,
58 acpi_size *obj_length);
59
60static acpi_status
61acpi_ut_get_package_object_size (
62 union acpi_operand_object *obj,
63 acpi_size *obj_length);
64
65static acpi_status
66acpi_ut_get_element_length (
67 u8 object_type,
68 union acpi_operand_object *source_object,
69 union acpi_generic_state *state,
70 void *context);
71
53 72
54/******************************************************************************* 73/*******************************************************************************
55 * 74 *
@@ -60,7 +79,7 @@
60 * component_id - Component type of caller 79 * component_id - Component type of caller
61 * Type - ACPI Type of the new object 80 * Type - ACPI Type of the new object
62 * 81 *
63 * RETURN: Object - The new object. Null on failure 82 * RETURN: A new internal object, null on failure
64 * 83 *
65 * DESCRIPTION: Create and initialize a new internal object. 84 * DESCRIPTION: Create and initialize a new internal object.
66 * 85 *
@@ -83,7 +102,8 @@ acpi_ut_create_internal_object_dbg (
83 union acpi_operand_object *second_object; 102 union acpi_operand_object *second_object;
84 103
85 104
86 ACPI_FUNCTION_TRACE_STR ("ut_create_internal_object_dbg", acpi_ut_get_type_name (type)); 105 ACPI_FUNCTION_TRACE_STR ("ut_create_internal_object_dbg",
106 acpi_ut_get_type_name (type));
87 107
88 108
89 /* Allocate the raw object descriptor */ 109 /* Allocate the raw object descriptor */
@@ -99,7 +119,8 @@ acpi_ut_create_internal_object_dbg (
99 119
100 /* These types require a secondary object */ 120 /* These types require a secondary object */
101 121
102 second_object = acpi_ut_allocate_object_desc_dbg (module_name, line_number, component_id); 122 second_object = acpi_ut_allocate_object_desc_dbg (module_name,
123 line_number, component_id);
103 if (!second_object) { 124 if (!second_object) {
104 acpi_ut_delete_object_desc (object); 125 acpi_ut_delete_object_desc (object);
105 return_PTR (NULL); 126 return_PTR (NULL);
@@ -138,7 +159,7 @@ acpi_ut_create_internal_object_dbg (
138 * 159 *
139 * PARAMETERS: buffer_size - Size of buffer to be created 160 * PARAMETERS: buffer_size - Size of buffer to be created
140 * 161 *
141 * RETURN: Pointer to a new Buffer object 162 * RETURN: Pointer to a new Buffer object, null on failure
142 * 163 *
143 * DESCRIPTION: Create a fully initialized buffer object 164 * DESCRIPTION: Create a fully initialized buffer object
144 * 165 *
@@ -192,9 +213,9 @@ acpi_ut_create_buffer_object (
192 * 213 *
193 * FUNCTION: acpi_ut_create_string_object 214 * FUNCTION: acpi_ut_create_string_object
194 * 215 *
195 * PARAMETERS: string_size - Size of string to be created. Does not 216 * PARAMETERS: string_size - Size of string to be created. Does not
196 * include NULL terminator, this is added 217 * include NULL terminator, this is added
197 * automatically. 218 * automatically.
198 * 219 *
199 * RETURN: Pointer to a new String object 220 * RETURN: Pointer to a new String object
200 * 221 *
@@ -249,7 +270,9 @@ acpi_ut_create_string_object (
249 * 270 *
250 * PARAMETERS: Object - Object to be validated 271 * PARAMETERS: Object - Object to be validated
251 * 272 *
252 * RETURN: Validate a pointer to be an union acpi_operand_object 273 * RETURN: TRUE if object is valid, FALSE otherwise
274 *
275 * DESCRIPTION: Validate a pointer to be an union acpi_operand_object
253 * 276 *
254 ******************************************************************************/ 277 ******************************************************************************/
255 278
@@ -399,8 +422,8 @@ acpi_ut_delete_object_cache (
399 * 422 *
400 * FUNCTION: acpi_ut_get_simple_object_size 423 * FUNCTION: acpi_ut_get_simple_object_size
401 * 424 *
402 * PARAMETERS: *internal_object - Pointer to the object we are examining 425 * PARAMETERS: internal_object - An ACPI operand object
403 * *obj_length - Where the length is returned 426 * obj_length - Where the length is returned
404 * 427 *
405 * RETURN: Status 428 * RETURN: Status
406 * 429 *
@@ -412,7 +435,7 @@ acpi_ut_delete_object_cache (
412 * 435 *
413 ******************************************************************************/ 436 ******************************************************************************/
414 437
415acpi_status 438static acpi_status
416acpi_ut_get_simple_object_size ( 439acpi_ut_get_simple_object_size (
417 union acpi_operand_object *internal_object, 440 union acpi_operand_object *internal_object,
418 acpi_size *obj_length) 441 acpi_size *obj_length)
@@ -424,8 +447,10 @@ acpi_ut_get_simple_object_size (
424 ACPI_FUNCTION_TRACE_PTR ("ut_get_simple_object_size", internal_object); 447 ACPI_FUNCTION_TRACE_PTR ("ut_get_simple_object_size", internal_object);
425 448
426 449
427 /* Handle a null object (Could be a uninitialized package element -- which is legal) */ 450 /*
428 451 * Handle a null object (Could be a uninitialized package
452 * element -- which is legal)
453 */
429 if (!internal_object) { 454 if (!internal_object) {
430 *obj_length = 0; 455 *obj_length = 0;
431 return_ACPI_STATUS (AE_OK); 456 return_ACPI_STATUS (AE_OK);
@@ -480,7 +505,8 @@ acpi_ut_get_simple_object_size (
480 * Get the actual length of the full pathname to this object. 505 * Get the actual length of the full pathname to this object.
481 * The reference will be converted to the pathname to the object 506 * The reference will be converted to the pathname to the object
482 */ 507 */
483 length += ACPI_ROUND_UP_TO_NATIVE_WORD (acpi_ns_get_pathname_length (internal_object->reference.node)); 508 length += ACPI_ROUND_UP_TO_NATIVE_WORD (
509 acpi_ns_get_pathname_length (internal_object->reference.node));
484 break; 510 break;
485 511
486 default: 512 default:
@@ -530,7 +556,7 @@ acpi_ut_get_simple_object_size (
530 * 556 *
531 ******************************************************************************/ 557 ******************************************************************************/
532 558
533acpi_status 559static acpi_status
534acpi_ut_get_element_length ( 560acpi_ut_get_element_length (
535 u8 object_type, 561 u8 object_type,
536 union acpi_operand_object *source_object, 562 union acpi_operand_object *source_object,
@@ -582,8 +608,8 @@ acpi_ut_get_element_length (
582 * 608 *
583 * FUNCTION: acpi_ut_get_package_object_size 609 * FUNCTION: acpi_ut_get_package_object_size
584 * 610 *
585 * PARAMETERS: *internal_object - Pointer to the object we are examining 611 * PARAMETERS: internal_object - An ACPI internal object
586 * *obj_length - Where the length is returned 612 * obj_length - Where the length is returned
587 * 613 *
588 * RETURN: Status 614 * RETURN: Status
589 * 615 *
@@ -595,7 +621,7 @@ acpi_ut_get_element_length (
595 * 621 *
596 ******************************************************************************/ 622 ******************************************************************************/
597 623
598acpi_status 624static acpi_status
599acpi_ut_get_package_object_size ( 625acpi_ut_get_package_object_size (
600 union acpi_operand_object *internal_object, 626 union acpi_operand_object *internal_object,
601 acpi_size *obj_length) 627 acpi_size *obj_length)
@@ -636,8 +662,8 @@ acpi_ut_get_package_object_size (
636 * 662 *
637 * FUNCTION: acpi_ut_get_object_size 663 * FUNCTION: acpi_ut_get_object_size
638 * 664 *
639 * PARAMETERS: *internal_object - Pointer to the object we are examining 665 * PARAMETERS: internal_object - An ACPI internal object
640 * *obj_length - Where the length will be returned 666 * obj_length - Where the length will be returned
641 * 667 *
642 * RETURN: Status 668 * RETURN: Status
643 * 669 *
@@ -647,7 +673,7 @@ acpi_ut_get_package_object_size (
647 ******************************************************************************/ 673 ******************************************************************************/
648 674
649acpi_status 675acpi_status
650acpi_ut_get_object_size( 676acpi_ut_get_object_size (
651 union acpi_operand_object *internal_object, 677 union acpi_operand_object *internal_object,
652 acpi_size *obj_length) 678 acpi_size *obj_length)
653{ 679{