diff options
Diffstat (limited to 'drivers/acpi/dispatcher/dswstate.c')
| -rw-r--r-- | drivers/acpi/dispatcher/dswstate.c | 668 |
1 files changed, 298 insertions, 370 deletions
diff --git a/drivers/acpi/dispatcher/dswstate.c b/drivers/acpi/dispatcher/dswstate.c index 9cd3db652b31..7d68a5aaf3c4 100644 --- a/drivers/acpi/dispatcher/dswstate.c +++ b/drivers/acpi/dispatcher/dswstate.c @@ -41,37 +41,28 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/acdispat.h> #include <acpi/acnamesp.h> #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dswstate") +ACPI_MODULE_NAME("dswstate") /* Local prototypes */ - #ifdef ACPI_OBSOLETE_FUNCTIONS acpi_status -acpi_ds_result_insert ( - void *object, - u32 index, - struct acpi_walk_state *walk_state); +acpi_ds_result_insert(void *object, + u32 index, struct acpi_walk_state *walk_state); -acpi_status -acpi_ds_obj_stack_delete_all ( - struct acpi_walk_state *walk_state); +acpi_status acpi_ds_obj_stack_delete_all(struct acpi_walk_state *walk_state); acpi_status -acpi_ds_obj_stack_pop_object ( - union acpi_operand_object **object, - struct acpi_walk_state *walk_state); - -void * -acpi_ds_obj_stack_get_value ( - u32 index, - struct acpi_walk_state *walk_state); +acpi_ds_obj_stack_pop_object(union acpi_operand_object **object, + struct acpi_walk_state *walk_state); + +void *acpi_ds_obj_stack_get_value(u32 index, + struct acpi_walk_state *walk_state); #endif #ifdef ACPI_FUTURE_USAGE @@ -92,36 +83,35 @@ acpi_ds_obj_stack_get_value ( ******************************************************************************/ acpi_status -acpi_ds_result_remove ( - union acpi_operand_object **object, - u32 index, - struct acpi_walk_state *walk_state) +acpi_ds_result_remove(union acpi_operand_object **object, + u32 index, struct acpi_walk_state *walk_state) { - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_remove"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_remove"); state = walk_state->results; if (!state) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result object pushed! State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No result object pushed! State=%p\n", + walk_state)); return (AE_NOT_EXIST); } if (index >= ACPI_OBJ_MAX_OPERAND) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Index out of range: %X State=%p Num=%X\n", - index, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Index out of range: %X State=%p Num=%X\n", + index, walk_state, + state->results.num_results)); } /* Check for a valid result object */ - if (!state->results.obj_desc [index]) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null operand! State=%p #Ops=%X, Index=%X\n", - walk_state, state->results.num_results, index)); + if (!state->results.obj_desc[index]) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null operand! State=%p #Ops=%X, Index=%X\n", + walk_state, state->results.num_results, + index)); return (AE_AML_NO_RETURN_VALUE); } @@ -129,18 +119,20 @@ acpi_ds_result_remove ( state->results.num_results--; - *object = state->results.obj_desc [index]; - state->results.obj_desc [index] = NULL; + *object = state->results.obj_desc[index]; + state->results.obj_desc[index] = NULL; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Obj=%p [%s] Index=%X State=%p Num=%X\n", - *object, (*object) ? acpi_ut_get_object_type_name (*object) : "NULL", - index, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Obj=%p [%s] Index=%X State=%p Num=%X\n", + *object, + (*object) ? acpi_ut_get_object_type_name(*object) : + "NULL", index, walk_state, + state->results.num_results)); return (AE_OK); } -#endif /* ACPI_FUTURE_USAGE */ +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -157,16 +149,13 @@ acpi_ds_result_remove ( ******************************************************************************/ acpi_status -acpi_ds_result_pop ( - union acpi_operand_object **object, - struct acpi_walk_state *walk_state) +acpi_ds_result_pop(union acpi_operand_object ** object, + struct acpi_walk_state * walk_state) { - acpi_native_uint index; - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_pop"); + acpi_native_uint index; + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_pop"); state = walk_state->results; if (!state) { @@ -174,8 +163,9 @@ acpi_ds_result_pop ( } if (!state->results.num_results) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Result stack is empty! State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Result stack is empty! State=%p\n", + walk_state)); return (AE_AML_NO_RETURN_VALUE); } @@ -186,26 +176,27 @@ acpi_ds_result_pop ( for (index = ACPI_OBJ_NUM_OPERANDS; index; index--) { /* Check for a valid result object */ - if (state->results.obj_desc [index -1]) { - *object = state->results.obj_desc [index -1]; - state->results.obj_desc [index -1] = NULL; + if (state->results.obj_desc[index - 1]) { + *object = state->results.obj_desc[index - 1]; + state->results.obj_desc[index - 1] = NULL; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Obj=%p [%s] Index=%X State=%p Num=%X\n", - *object, - (*object) ? acpi_ut_get_object_type_name (*object) : "NULL", - (u32) index -1, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Obj=%p [%s] Index=%X State=%p Num=%X\n", + *object, + (*object) ? + acpi_ut_get_object_type_name(*object) + : "NULL", (u32) index - 1, walk_state, + state->results.num_results)); return (AE_OK); } } - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "No result objects! State=%p\n", walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No result objects! State=%p\n", walk_state)); return (AE_AML_NO_RETURN_VALUE); } - /******************************************************************************* * * FUNCTION: acpi_ds_result_pop_from_bottom @@ -221,38 +212,37 @@ acpi_ds_result_pop ( ******************************************************************************/ acpi_status -acpi_ds_result_pop_from_bottom ( - union acpi_operand_object **object, - struct acpi_walk_state *walk_state) +acpi_ds_result_pop_from_bottom(union acpi_operand_object ** object, + struct acpi_walk_state * walk_state) { - acpi_native_uint index; - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_pop_from_bottom"); + acpi_native_uint index; + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_pop_from_bottom"); state = walk_state->results; if (!state) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Warning: No result object pushed! State=%p\n", walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Warning: No result object pushed! State=%p\n", + walk_state)); return (AE_NOT_EXIST); } if (!state->results.num_results) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result objects! State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No result objects! State=%p\n", walk_state)); return (AE_AML_NO_RETURN_VALUE); } /* Remove Bottom element */ - *object = state->results.obj_desc [0]; + *object = state->results.obj_desc[0]; /* Push entire stack down one element */ for (index = 0; index < state->results.num_results; index++) { - state->results.obj_desc [index] = state->results.obj_desc [index + 1]; + state->results.obj_desc[index] = + state->results.obj_desc[index + 1]; } state->results.num_results--; @@ -260,20 +250,21 @@ acpi_ds_result_pop_from_bottom ( /* Check for a valid result object */ if (!*object) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null operand! State=%p #Ops=%X, Index=%X\n", - walk_state, state->results.num_results, (u32) index)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null operand! State=%p #Ops=%X Index=%X\n", + walk_state, state->results.num_results, + (u32) index)); return (AE_AML_NO_RETURN_VALUE); } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s], Results=%p State=%p\n", - *object, (*object) ? acpi_ut_get_object_type_name (*object) : "NULL", - state, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Obj=%p [%s] Results=%p State=%p\n", + *object, + (*object) ? acpi_ut_get_object_type_name(*object) : + "NULL", state, walk_state)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_result_push @@ -288,47 +279,50 @@ acpi_ds_result_pop_from_bottom ( ******************************************************************************/ acpi_status -acpi_ds_result_push ( - union acpi_operand_object *object, - struct acpi_walk_state *walk_state) +acpi_ds_result_push(union acpi_operand_object * object, + struct acpi_walk_state * walk_state) { - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_push"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_push"); state = walk_state->results; if (!state) { - ACPI_REPORT_ERROR (("No result stack frame during push\n")); + ACPI_REPORT_ERROR(("No result stack frame during push\n")); return (AE_AML_INTERNAL); } if (state->results.num_results == ACPI_OBJ_NUM_OPERANDS) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Result stack overflow: Obj=%p State=%p Num=%X\n", - object, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Result stack overflow: Obj=%p State=%p Num=%X\n", + object, walk_state, + state->results.num_results)); return (AE_STACK_OVERFLOW); } if (!object) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null Object! Obj=%p State=%p Num=%X\n", - object, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null Object! Obj=%p State=%p Num=%X\n", + object, walk_state, + state->results.num_results)); return (AE_BAD_PARAMETER); } - state->results.obj_desc [state->results.num_results] = object; + state->results.obj_desc[state->results.num_results] = object; state->results.num_results++; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] State=%p Num=%X Cur=%X\n", - object, object ? acpi_ut_get_object_type_name ((union acpi_operand_object *) object) : "NULL", - walk_state, state->results.num_results, walk_state->current_result)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Obj=%p [%s] State=%p Num=%X Cur=%X\n", + object, + object ? + acpi_ut_get_object_type_name((union + acpi_operand_object *) + object) : "NULL", + walk_state, state->results.num_results, + walk_state->current_result)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_result_stack_push @@ -341,30 +335,26 @@ acpi_ds_result_push ( * ******************************************************************************/ -acpi_status -acpi_ds_result_stack_push ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_result_stack_push(struct acpi_walk_state * walk_state) { - union acpi_generic_state *state; - - ACPI_FUNCTION_NAME ("ds_result_stack_push"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_stack_push"); - state = acpi_ut_create_generic_state (); + state = acpi_ut_create_generic_state(); if (!state) { return (AE_NO_MEMORY); } state->common.data_type = ACPI_DESC_TYPE_STATE_RESULT; - acpi_ut_push_generic_state (&walk_state->results, state); + acpi_ut_push_generic_state(&walk_state->results, state); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Results=%p State=%p\n", - state, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Results=%p State=%p\n", + state, walk_state)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_result_stack_pop @@ -377,35 +367,31 @@ acpi_ds_result_stack_push ( * ******************************************************************************/ -acpi_status -acpi_ds_result_stack_pop ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_result_stack_pop(struct acpi_walk_state * walk_state) { - union acpi_generic_state *state; - - ACPI_FUNCTION_NAME ("ds_result_stack_pop"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_stack_pop"); /* Check for stack underflow */ if (walk_state->results == NULL) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Underflow - State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Underflow - State=%p\n", + walk_state)); return (AE_AML_NO_OPERAND); } - state = acpi_ut_pop_generic_state (&walk_state->results); + state = acpi_ut_pop_generic_state(&walk_state->results); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Result=%p remaining_results=%X State=%p\n", - state, state->results.num_results, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Result=%p remaining_results=%X State=%p\n", + state, state->results.num_results, walk_state)); - acpi_ut_delete_generic_state (state); + acpi_ut_delete_generic_state(state); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_push @@ -420,35 +406,35 @@ acpi_ds_result_stack_pop ( ******************************************************************************/ acpi_status -acpi_ds_obj_stack_push ( - void *object, - struct acpi_walk_state *walk_state) +acpi_ds_obj_stack_push(void *object, struct acpi_walk_state * walk_state) { - ACPI_FUNCTION_NAME ("ds_obj_stack_push"); - + ACPI_FUNCTION_NAME("ds_obj_stack_push"); /* Check for stack overflow */ if (walk_state->num_operands >= ACPI_OBJ_NUM_OPERANDS) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "overflow! Obj=%p State=%p #Ops=%X\n", - object, walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "overflow! Obj=%p State=%p #Ops=%X\n", + object, walk_state, + walk_state->num_operands)); return (AE_STACK_OVERFLOW); } /* Put the object onto the stack */ - walk_state->operands [walk_state->num_operands] = object; + walk_state->operands[walk_state->num_operands] = object; walk_state->num_operands++; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n", - object, acpi_ut_get_object_type_name ((union acpi_operand_object *) object), - walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n", + object, + acpi_ut_get_object_type_name((union + acpi_operand_object *) + object), walk_state, + walk_state->num_operands)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_pop @@ -464,38 +450,35 @@ acpi_ds_obj_stack_push ( ******************************************************************************/ acpi_status -acpi_ds_obj_stack_pop ( - u32 pop_count, - struct acpi_walk_state *walk_state) +acpi_ds_obj_stack_pop(u32 pop_count, struct acpi_walk_state * walk_state) { - u32 i; - - ACPI_FUNCTION_NAME ("ds_obj_stack_pop"); + u32 i; + ACPI_FUNCTION_NAME("ds_obj_stack_pop"); for (i = 0; i < pop_count; i++) { /* Check for stack underflow */ if (walk_state->num_operands == 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Underflow! Count=%X State=%p #Ops=%X\n", - pop_count, walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Underflow! Count=%X State=%p #Ops=%X\n", + pop_count, walk_state, + walk_state->num_operands)); return (AE_STACK_UNDERFLOW); } /* Just set the stack entry to null */ walk_state->num_operands--; - walk_state->operands [walk_state->num_operands] = NULL; + walk_state->operands[walk_state->num_operands] = NULL; } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n", + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n", pop_count, walk_state, walk_state->num_operands)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_pop_and_delete @@ -511,44 +494,43 @@ acpi_ds_obj_stack_pop ( ******************************************************************************/ acpi_status -acpi_ds_obj_stack_pop_and_delete ( - u32 pop_count, - struct acpi_walk_state *walk_state) +acpi_ds_obj_stack_pop_and_delete(u32 pop_count, + struct acpi_walk_state * walk_state) { - u32 i; - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_NAME ("ds_obj_stack_pop_and_delete"); + u32 i; + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_NAME("ds_obj_stack_pop_and_delete"); for (i = 0; i < pop_count; i++) { /* Check for stack underflow */ if (walk_state->num_operands == 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Underflow! Count=%X State=%p #Ops=%X\n", - pop_count, walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Underflow! Count=%X State=%p #Ops=%X\n", + pop_count, walk_state, + walk_state->num_operands)); return (AE_STACK_UNDERFLOW); } /* Pop the stack and delete an object if present in this stack entry */ walk_state->num_operands--; - obj_desc = walk_state->operands [walk_state->num_operands]; + obj_desc = walk_state->operands[walk_state->num_operands]; if (obj_desc) { - acpi_ut_remove_reference (walk_state->operands [walk_state->num_operands]); - walk_state->operands [walk_state->num_operands] = NULL; + acpi_ut_remove_reference(walk_state-> + operands[walk_state-> + num_operands]); + walk_state->operands[walk_state->num_operands] = NULL; } } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n", + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n", pop_count, walk_state, walk_state->num_operands)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_get_current_walk_state @@ -562,25 +544,21 @@ acpi_ds_obj_stack_pop_and_delete ( * ******************************************************************************/ -struct acpi_walk_state * -acpi_ds_get_current_walk_state ( - struct acpi_thread_state *thread) - +struct acpi_walk_state *acpi_ds_get_current_walk_state(struct acpi_thread_state + *thread) { - ACPI_FUNCTION_NAME ("ds_get_current_walk_state"); - + ACPI_FUNCTION_NAME("ds_get_current_walk_state"); if (!thread) { return (NULL); } - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Current walk_state %p\n", - thread->walk_state_list)); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "Current walk_state %p\n", + thread->walk_state_list)); return (thread->walk_state_list); } - /******************************************************************************* * * FUNCTION: acpi_ds_push_walk_state @@ -595,20 +573,17 @@ acpi_ds_get_current_walk_state ( ******************************************************************************/ void -acpi_ds_push_walk_state ( - struct acpi_walk_state *walk_state, - struct acpi_thread_state *thread) +acpi_ds_push_walk_state(struct acpi_walk_state *walk_state, + struct acpi_thread_state *thread) { - ACPI_FUNCTION_TRACE ("ds_push_walk_state"); - + ACPI_FUNCTION_TRACE("ds_push_walk_state"); - walk_state->next = thread->walk_state_list; + walk_state->next = thread->walk_state_list; thread->walk_state_list = walk_state; return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ds_pop_walk_state @@ -623,15 +598,11 @@ acpi_ds_push_walk_state ( * ******************************************************************************/ -struct acpi_walk_state * -acpi_ds_pop_walk_state ( - struct acpi_thread_state *thread) +struct acpi_walk_state *acpi_ds_pop_walk_state(struct acpi_thread_state *thread) { - struct acpi_walk_state *walk_state; - - - ACPI_FUNCTION_TRACE ("ds_pop_walk_state"); + struct acpi_walk_state *walk_state; + ACPI_FUNCTION_TRACE("ds_pop_walk_state"); walk_state = thread->walk_state_list; @@ -647,10 +618,9 @@ acpi_ds_pop_walk_state ( */ } - return_PTR (walk_state); + return_PTR(walk_state); } - /******************************************************************************* * * FUNCTION: acpi_ds_create_walk_state @@ -667,57 +637,55 @@ acpi_ds_pop_walk_state ( * ******************************************************************************/ -struct acpi_walk_state * -acpi_ds_create_walk_state ( - acpi_owner_id owner_id, - union acpi_parse_object *origin, - union acpi_operand_object *mth_desc, - struct acpi_thread_state *thread) +struct acpi_walk_state *acpi_ds_create_walk_state(acpi_owner_id owner_id, + union acpi_parse_object + *origin, + union acpi_operand_object + *mth_desc, + struct acpi_thread_state + *thread) { - struct acpi_walk_state *walk_state; - acpi_status status; - + struct acpi_walk_state *walk_state; + acpi_status status; - ACPI_FUNCTION_TRACE ("ds_create_walk_state"); + ACPI_FUNCTION_TRACE("ds_create_walk_state"); - - walk_state = acpi_ut_acquire_from_cache (ACPI_MEM_LIST_WALK); + walk_state = ACPI_MEM_CALLOCATE(sizeof(struct acpi_walk_state)); if (!walk_state) { - return_PTR (NULL); + return_PTR(NULL); } - walk_state->data_type = ACPI_DESC_TYPE_WALK; - walk_state->owner_id = owner_id; - walk_state->origin = origin; - walk_state->method_desc = mth_desc; - walk_state->thread = thread; + walk_state->data_type = ACPI_DESC_TYPE_WALK; + walk_state->owner_id = owner_id; + walk_state->origin = origin; + walk_state->method_desc = mth_desc; + walk_state->thread = thread; walk_state->parser_state.start_op = origin; /* Init the method args/local */ #if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY)) - acpi_ds_method_data_init (walk_state); + acpi_ds_method_data_init(walk_state); #endif /* Create an initial result stack entry */ - status = acpi_ds_result_stack_push (walk_state); - if (ACPI_FAILURE (status)) { - acpi_ut_release_to_cache (ACPI_MEM_LIST_WALK, walk_state); - return_PTR (NULL); + status = acpi_ds_result_stack_push(walk_state); + if (ACPI_FAILURE(status)) { + ACPI_MEM_FREE(walk_state); + return_PTR(NULL); } /* Put the new state at the head of the walk list */ if (thread) { - acpi_ds_push_walk_state (walk_state, thread); + acpi_ds_push_walk_state(walk_state, thread); } - return_PTR (walk_state); + return_PTR(walk_state); } - /******************************************************************************* * * FUNCTION: acpi_ds_init_aml_walk @@ -737,70 +705,70 @@ acpi_ds_create_walk_state ( ******************************************************************************/ acpi_status -acpi_ds_init_aml_walk ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - struct acpi_namespace_node *method_node, - u8 *aml_start, - u32 aml_length, - struct acpi_parameter_info *info, - u32 pass_number) +acpi_ds_init_aml_walk(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + struct acpi_namespace_node *method_node, + u8 * aml_start, + u32 aml_length, + struct acpi_parameter_info *info, u8 pass_number) { - acpi_status status; - struct acpi_parse_state *parser_state = &walk_state->parser_state; - union acpi_parse_object *extra_op; + acpi_status status; + struct acpi_parse_state *parser_state = &walk_state->parser_state; + union acpi_parse_object *extra_op; + ACPI_FUNCTION_TRACE("ds_init_aml_walk"); - ACPI_FUNCTION_TRACE ("ds_init_aml_walk"); - - - walk_state->parser_state.aml = - walk_state->parser_state.aml_start = aml_start; + walk_state->parser_state.aml = + walk_state->parser_state.aml_start = aml_start; walk_state->parser_state.aml_end = - walk_state->parser_state.pkg_end = aml_start + aml_length; + walk_state->parser_state.pkg_end = aml_start + aml_length; /* The next_op of the next_walk will be the beginning of the method */ walk_state->next_op = NULL; + walk_state->pass_number = pass_number; if (info) { if (info->parameter_type == ACPI_PARAM_GPE) { - walk_state->gpe_event_info = ACPI_CAST_PTR (struct acpi_gpe_event_info, - info->parameters); - } - else { - walk_state->params = info->parameters; + walk_state->gpe_event_info = + ACPI_CAST_PTR(struct acpi_gpe_event_info, + info->parameters); + } else { + walk_state->params = info->parameters; walk_state->caller_return_desc = &info->return_object; } } - status = acpi_ps_init_scope (&walk_state->parser_state, op); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ps_init_scope(&walk_state->parser_state, op); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (method_node) { walk_state->parser_state.start_node = method_node; - walk_state->walk_type = ACPI_WALK_METHOD; - walk_state->method_node = method_node; - walk_state->method_desc = acpi_ns_get_attached_object (method_node); + walk_state->walk_type = ACPI_WALK_METHOD; + walk_state->method_node = method_node; + walk_state->method_desc = + acpi_ns_get_attached_object(method_node); /* Push start scope on scope stack and make it current */ - status = acpi_ds_scope_stack_push (method_node, ACPI_TYPE_METHOD, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ds_scope_stack_push(method_node, ACPI_TYPE_METHOD, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Init the method arguments */ - status = acpi_ds_method_data_init_args (walk_state->params, - ACPI_METHOD_NUM_ARGS, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_method_data_init_args(walk_state->params, + ACPI_METHOD_NUM_ARGS, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - } - else { + } else { /* * Setup the current scope. * Find a Named Op that has a namespace node associated with it. @@ -814,27 +782,27 @@ acpi_ds_init_aml_walk ( if (!extra_op) { parser_state->start_node = NULL; - } - else { + } else { parser_state->start_node = extra_op->common.node; } if (parser_state->start_node) { /* Push start scope on scope stack and make it current */ - status = acpi_ds_scope_stack_push (parser_state->start_node, - parser_state->start_node->type, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ds_scope_stack_push(parser_state->start_node, + parser_state->start_node-> + type, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } } - status = acpi_ds_init_callbacks (walk_state, pass_number); - return_ACPI_STATUS (status); + status = acpi_ds_init_callbacks(walk_state, pass_number); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_delete_walk_state @@ -847,29 +815,27 @@ acpi_ds_init_aml_walk ( * ******************************************************************************/ -void -acpi_ds_delete_walk_state ( - struct acpi_walk_state *walk_state) +void acpi_ds_delete_walk_state(struct acpi_walk_state *walk_state) { - union acpi_generic_state *state; - - - ACPI_FUNCTION_TRACE_PTR ("ds_delete_walk_state", walk_state); + union acpi_generic_state *state; + ACPI_FUNCTION_TRACE_PTR("ds_delete_walk_state", walk_state); if (!walk_state) { return; } if (walk_state->data_type != ACPI_DESC_TYPE_WALK) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "%p is not a valid walk state\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%p is not a valid walk state\n", + walk_state)); return; } if (walk_state->parser_state.scope) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "%p walk still has a scope list\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%p walk still has a scope list\n", + walk_state)); } /* Always must free any linked control states */ @@ -878,7 +844,7 @@ acpi_ds_delete_walk_state ( state = walk_state->control_state; walk_state->control_state = state->common.next; - acpi_ut_delete_generic_state (state); + acpi_ut_delete_generic_state(state); } /* Always must free any linked parse states */ @@ -887,7 +853,7 @@ acpi_ds_delete_walk_state ( state = walk_state->scope_info; walk_state->scope_info = state->common.next; - acpi_ut_delete_generic_state (state); + acpi_ut_delete_generic_state(state); } /* Always must free any stacked result states */ @@ -896,40 +862,12 @@ acpi_ds_delete_walk_state ( state = walk_state->results; walk_state->results = state->common.next; - acpi_ut_delete_generic_state (state); + acpi_ut_delete_generic_state(state); } - acpi_ut_release_to_cache (ACPI_MEM_LIST_WALK, walk_state); - return_VOID; -} - - -#ifdef ACPI_ENABLE_OBJECT_CACHE -/****************************************************************************** - * - * FUNCTION: acpi_ds_delete_walk_state_cache - * - * PARAMETERS: None - * - * RETURN: None - * - * DESCRIPTION: Purge the global state object cache. Used during subsystem - * termination. - * - ******************************************************************************/ - -void -acpi_ds_delete_walk_state_cache ( - void) -{ - ACPI_FUNCTION_TRACE ("ds_delete_walk_state_cache"); - - - acpi_ut_delete_generic_cache (ACPI_MEM_LIST_WALK); + ACPI_MEM_FREE(walk_state); return_VOID; } -#endif - #ifdef ACPI_OBSOLETE_FUNCTIONS /******************************************************************************* @@ -947,50 +885,53 @@ acpi_ds_delete_walk_state_cache ( ******************************************************************************/ acpi_status -acpi_ds_result_insert ( - void *object, - u32 index, - struct acpi_walk_state *walk_state) +acpi_ds_result_insert(void *object, + u32 index, struct acpi_walk_state *walk_state) { - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_insert"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_insert"); state = walk_state->results; if (!state) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result object pushed! State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No result object pushed! State=%p\n", + walk_state)); return (AE_NOT_EXIST); } if (index >= ACPI_OBJ_NUM_OPERANDS) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Index out of range: %X Obj=%p State=%p Num=%X\n", - index, object, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Index out of range: %X Obj=%p State=%p Num=%X\n", + index, object, walk_state, + state->results.num_results)); return (AE_BAD_PARAMETER); } if (!object) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null Object! Index=%X Obj=%p State=%p Num=%X\n", - index, object, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null Object! Index=%X Obj=%p State=%p Num=%X\n", + index, object, walk_state, + state->results.num_results)); return (AE_BAD_PARAMETER); } - state->results.obj_desc [index] = object; + state->results.obj_desc[index] = object; state->results.num_results++; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Obj=%p [%s] State=%p Num=%X Cur=%X\n", - object, object ? acpi_ut_get_object_type_name ((union acpi_operand_object *) object) : "NULL", - walk_state, state->results.num_results, walk_state->current_result)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Obj=%p [%s] State=%p Num=%X Cur=%X\n", + object, + object ? + acpi_ut_get_object_type_name((union + acpi_operand_object *) + object) : "NULL", + walk_state, state->results.num_results, + walk_state->current_result)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_delete_all @@ -1004,29 +945,24 @@ acpi_ds_result_insert ( * ******************************************************************************/ -acpi_status -acpi_ds_obj_stack_delete_all ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_obj_stack_delete_all(struct acpi_walk_state * walk_state) { - u32 i; - - - ACPI_FUNCTION_TRACE_PTR ("ds_obj_stack_delete_all", walk_state); + u32 i; + ACPI_FUNCTION_TRACE_PTR("ds_obj_stack_delete_all", walk_state); /* The stack size is configurable, but fixed */ for (i = 0; i < ACPI_OBJ_NUM_OPERANDS; i++) { if (walk_state->operands[i]) { - acpi_ut_remove_reference (walk_state->operands[i]); + acpi_ut_remove_reference(walk_state->operands[i]); walk_state->operands[i] = NULL; } } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_pop_object @@ -1042,19 +978,17 @@ acpi_ds_obj_stack_delete_all ( ******************************************************************************/ acpi_status -acpi_ds_obj_stack_pop_object ( - union acpi_operand_object **object, - struct acpi_walk_state *walk_state) +acpi_ds_obj_stack_pop_object(union acpi_operand_object **object, + struct acpi_walk_state *walk_state) { - ACPI_FUNCTION_NAME ("ds_obj_stack_pop_object"); - + ACPI_FUNCTION_NAME("ds_obj_stack_pop_object"); /* Check for stack underflow */ if (walk_state->num_operands == 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Missing operand/stack empty! State=%p #Ops=%X\n", - walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Missing operand/stack empty! State=%p #Ops=%X\n", + walk_state, walk_state->num_operands)); *object = NULL; return (AE_AML_NO_OPERAND); } @@ -1065,27 +999,26 @@ acpi_ds_obj_stack_pop_object ( /* Check for a valid operand */ - if (!walk_state->operands [walk_state->num_operands]) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null operand! State=%p #Ops=%X\n", - walk_state, walk_state->num_operands)); + if (!walk_state->operands[walk_state->num_operands]) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null operand! State=%p #Ops=%X\n", + walk_state, walk_state->num_operands)); *object = NULL; return (AE_AML_NO_OPERAND); } /* Get operand and set stack entry to null */ - *object = walk_state->operands [walk_state->num_operands]; - walk_state->operands [walk_state->num_operands] = NULL; + *object = walk_state->operands[walk_state->num_operands]; + walk_state->operands[walk_state->num_operands] = NULL; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n", - *object, acpi_ut_get_object_type_name (*object), + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n", + *object, acpi_ut_get_object_type_name(*object), walk_state, walk_state->num_operands)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_get_value @@ -1101,30 +1034,25 @@ acpi_ds_obj_stack_pop_object ( * ******************************************************************************/ -void * -acpi_ds_obj_stack_get_value ( - u32 index, - struct acpi_walk_state *walk_state) +void *acpi_ds_obj_stack_get_value(u32 index, struct acpi_walk_state *walk_state) { - ACPI_FUNCTION_TRACE_PTR ("ds_obj_stack_get_value", walk_state); - + ACPI_FUNCTION_TRACE_PTR("ds_obj_stack_get_value", walk_state); /* Can't do it if the stack is empty */ if (walk_state->num_operands == 0) { - return_PTR (NULL); + return_PTR(NULL); } /* or if the index is past the top of the stack */ if (index > (walk_state->num_operands - (u32) 1)) { - return_PTR (NULL); + return_PTR(NULL); } - return_PTR (walk_state->operands[(acpi_native_uint)(walk_state->num_operands - 1) - - index]); + return_PTR(walk_state-> + operands[(acpi_native_uint) (walk_state->num_operands - 1) - + index]); } #endif - - |