^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Module Name: utcopy - Internal to external object translation utilities
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (C) 2000 - 2020, Intel Corp.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) *****************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <acpi/acpi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include "accommon.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include "acnamesp.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #define _COMPONENT ACPI_UTILITIES
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) ACPI_MODULE_NAME("utcopy")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) /* Local prototypes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) acpi_ut_copy_isimple_to_esimple(union acpi_operand_object *internal_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) union acpi_object *external_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) u8 *data_space, acpi_size *buffer_space_used);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) acpi_ut_copy_ielement_to_ielement(u8 object_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) union acpi_operand_object *source_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) union acpi_generic_state *state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) void *context);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) acpi_ut_copy_ipackage_to_epackage(union acpi_operand_object *internal_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) u8 *buffer, acpi_size *space_used);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) acpi_ut_copy_esimple_to_isimple(union acpi_object *user_obj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) union acpi_operand_object **return_obj);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) acpi_ut_copy_epackage_to_ipackage(union acpi_object *external_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) union acpi_operand_object **internal_object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) acpi_ut_copy_simple_object(union acpi_operand_object *source_desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) union acpi_operand_object *dest_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) acpi_ut_copy_ielement_to_eelement(u8 object_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) union acpi_operand_object *source_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) union acpi_generic_state *state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) void *context);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) acpi_ut_copy_ipackage_to_ipackage(union acpi_operand_object *source_obj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) union acpi_operand_object *dest_obj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) struct acpi_walk_state *walk_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) * FUNCTION: acpi_ut_copy_isimple_to_esimple
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) * PARAMETERS: internal_object - Source object to be copied
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) * external_object - Where to return the copied object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) * data_space - Where object data is returned (such as
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) * buffer and string data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) * buffer_space_used - Length of data_space that was used
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) * DESCRIPTION: This function is called to copy a simple internal object to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) * an external object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) * The data_space buffer is assumed to have sufficient space for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) * the object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) acpi_ut_copy_isimple_to_esimple(union acpi_operand_object *internal_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) union acpi_object *external_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) u8 *data_space, acpi_size *buffer_space_used)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) acpi_status status = AE_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) ACPI_FUNCTION_TRACE(ut_copy_isimple_to_esimple);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) *buffer_space_used = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) * Check for NULL object case (could be an uninitialized
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) * package element)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) if (!internal_object) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) return_ACPI_STATUS(AE_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) /* Always clear the external object */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) memset(external_object, 0, sizeof(union acpi_object));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) * In general, the external object will be the same type as
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) * the internal object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) external_object->type = internal_object->common.type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) /* However, only a limited number of external types are supported */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) switch (internal_object->common.type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) case ACPI_TYPE_STRING:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) external_object->string.pointer = (char *)data_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) external_object->string.length = internal_object->string.length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) *buffer_space_used = ACPI_ROUND_UP_TO_NATIVE_WORD((acpi_size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) internal_object->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) string.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) length + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) memcpy((void *)data_space,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) (void *)internal_object->string.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) (acpi_size)internal_object->string.length + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) case ACPI_TYPE_BUFFER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) external_object->buffer.pointer = data_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) external_object->buffer.length = internal_object->buffer.length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) *buffer_space_used =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) ACPI_ROUND_UP_TO_NATIVE_WORD(internal_object->string.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) memcpy((void *)data_space,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) (void *)internal_object->buffer.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) internal_object->buffer.length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) case ACPI_TYPE_INTEGER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) external_object->integer.value = internal_object->integer.value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) case ACPI_TYPE_LOCAL_REFERENCE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) /* This is an object reference. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) switch (internal_object->reference.class) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) case ACPI_REFCLASS_NAME:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) * For namepath, return the object handle ("reference")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) * We are referring to the namespace node
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) external_object->reference.handle =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) internal_object->reference.node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) external_object->reference.actual_type =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) acpi_ns_get_type(internal_object->reference.node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) /* All other reference types are unsupported */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) return_ACPI_STATUS(AE_TYPE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) case ACPI_TYPE_PROCESSOR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) external_object->processor.proc_id =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) internal_object->processor.proc_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) external_object->processor.pblk_address =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) internal_object->processor.address;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) external_object->processor.pblk_length =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) internal_object->processor.length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) case ACPI_TYPE_POWER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) external_object->power_resource.system_level =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) internal_object->power_resource.system_level;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) external_object->power_resource.resource_order =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) internal_object->power_resource.resource_order;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) * There is no corresponding external object type
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) ACPI_ERROR((AE_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) "Unsupported object type, cannot convert to external object: %s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) acpi_ut_get_type_name(internal_object->common.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) type)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) return_ACPI_STATUS(AE_SUPPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) * FUNCTION: acpi_ut_copy_ielement_to_eelement
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) * PARAMETERS: acpi_pkg_callback
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) * DESCRIPTION: Copy one package element to another package element
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) acpi_ut_copy_ielement_to_eelement(u8 object_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) union acpi_operand_object *source_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) union acpi_generic_state *state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) void *context)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) acpi_status status = AE_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) struct acpi_pkg_info *info = (struct acpi_pkg_info *)context;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) acpi_size object_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) u32 this_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) union acpi_object *target_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) ACPI_FUNCTION_ENTRY();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) this_index = state->pkg.index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) target_object = (union acpi_object *)&((union acpi_object *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) (state->pkg.dest_object))->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) package.elements[this_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) switch (object_type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) case ACPI_COPY_TYPE_SIMPLE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) * This is a simple or null object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) status = acpi_ut_copy_isimple_to_esimple(source_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) target_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) info->free_space,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) &object_space);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) return (status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) case ACPI_COPY_TYPE_PACKAGE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) * Build the package object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) target_object->type = ACPI_TYPE_PACKAGE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) target_object->package.count = source_object->package.count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) target_object->package.elements =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) ACPI_CAST_PTR(union acpi_object, info->free_space);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) * Pass the new package object back to the package walk routine
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) state->pkg.this_target_obj = target_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) * Save space for the array of objects (Package elements)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) * update the buffer length counter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) object_space = ACPI_ROUND_UP_TO_NATIVE_WORD((acpi_size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) target_object->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) package.count *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) sizeof(union
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) acpi_object));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) return (AE_BAD_PARAMETER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) info->free_space += object_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) info->length += object_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) return (status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) * FUNCTION: acpi_ut_copy_ipackage_to_epackage
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) * PARAMETERS: internal_object - Pointer to the object we are returning
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) * buffer - Where the object is returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) * space_used - Where the object length is returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) * DESCRIPTION: This function is called to place a package object in a user
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) * buffer. A package object by definition contains other objects.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) * The buffer is assumed to have sufficient space for the object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) * The caller must have verified the buffer length needed using
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) * the acpi_ut_get_object_size function before calling this function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) acpi_ut_copy_ipackage_to_epackage(union acpi_operand_object *internal_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) u8 *buffer, acpi_size *space_used)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) union acpi_object *external_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) struct acpi_pkg_info info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) ACPI_FUNCTION_TRACE(ut_copy_ipackage_to_epackage);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) * First package at head of the buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) external_object = ACPI_CAST_PTR(union acpi_object, buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) * Free space begins right after the first package
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) info.length = ACPI_ROUND_UP_TO_NATIVE_WORD(sizeof(union acpi_object));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) info.free_space = buffer +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) ACPI_ROUND_UP_TO_NATIVE_WORD(sizeof(union acpi_object));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) info.object_space = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) info.num_packages = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) external_object->type = internal_object->common.type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) external_object->package.count = internal_object->package.count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) external_object->package.elements =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) ACPI_CAST_PTR(union acpi_object, info.free_space);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) * Leave room for an array of ACPI_OBJECTS in the buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) * and move the free space past it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) info.length += (acpi_size)external_object->package.count *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) ACPI_ROUND_UP_TO_NATIVE_WORD(sizeof(union acpi_object));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) info.free_space += external_object->package.count *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) ACPI_ROUND_UP_TO_NATIVE_WORD(sizeof(union acpi_object));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) status = acpi_ut_walk_package_tree(internal_object, external_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) acpi_ut_copy_ielement_to_eelement,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) &info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) *space_used = info.length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) * FUNCTION: acpi_ut_copy_iobject_to_eobject
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) * PARAMETERS: internal_object - The internal object to be converted
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) * ret_buffer - Where the object is returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) * DESCRIPTION: This function is called to build an API object to be returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) * to the caller.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *internal_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) struct acpi_buffer *ret_buffer)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) ACPI_FUNCTION_TRACE(ut_copy_iobject_to_eobject);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) if (internal_object->common.type == ACPI_TYPE_PACKAGE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) * Package object: Copy all subobjects (including
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) * nested packages)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) status = acpi_ut_copy_ipackage_to_epackage(internal_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) ret_buffer->pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) &ret_buffer->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) * Build a simple object (no nested objects)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) status = acpi_ut_copy_isimple_to_esimple(internal_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) ACPI_CAST_PTR(union
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) acpi_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) ret_buffer->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) pointer),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) ACPI_ADD_PTR(u8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) ret_buffer->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) ACPI_ROUND_UP_TO_NATIVE_WORD
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) (sizeof
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) (union
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) acpi_object))),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) &ret_buffer->length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) * build simple does not include the object size in the length
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) * so we add it in here
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) ret_buffer->length += sizeof(union acpi_object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) * FUNCTION: acpi_ut_copy_esimple_to_isimple
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) * PARAMETERS: external_object - The external object to be converted
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) * ret_internal_object - Where the internal object is returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) * DESCRIPTION: This function copies an external object to an internal one.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) * NOTE: Pointers can be copied, we don't need to copy data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) * (The pointers have to be valid in our address space no matter
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) * what we do with them!)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) acpi_ut_copy_esimple_to_isimple(union acpi_object *external_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) union acpi_operand_object **ret_internal_object)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) union acpi_operand_object *internal_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) ACPI_FUNCTION_TRACE(ut_copy_esimple_to_isimple);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) * Simple types supported are: String, Buffer, Integer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) switch (external_object->type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) case ACPI_TYPE_STRING:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) case ACPI_TYPE_BUFFER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) case ACPI_TYPE_INTEGER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) case ACPI_TYPE_LOCAL_REFERENCE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) internal_object = acpi_ut_create_internal_object((u8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) external_object->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) if (!internal_object) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) return_ACPI_STATUS(AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) case ACPI_TYPE_ANY: /* This is the case for a NULL object */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) *ret_internal_object = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) return_ACPI_STATUS(AE_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) /* All other types are not supported */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) ACPI_ERROR((AE_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) "Unsupported object type, cannot convert to internal object: %s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) acpi_ut_get_type_name(external_object->type)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) return_ACPI_STATUS(AE_SUPPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) /* Must COPY string and buffer contents */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) switch (external_object->type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) case ACPI_TYPE_STRING:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) internal_object->string.pointer =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) ACPI_ALLOCATE_ZEROED((acpi_size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) external_object->string.length + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) if (!internal_object->string.pointer) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) goto error_exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) memcpy(internal_object->string.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) external_object->string.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) external_object->string.length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) internal_object->string.length = external_object->string.length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) case ACPI_TYPE_BUFFER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) internal_object->buffer.pointer =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) ACPI_ALLOCATE_ZEROED(external_object->buffer.length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) if (!internal_object->buffer.pointer) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) goto error_exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) memcpy(internal_object->buffer.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) external_object->buffer.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) external_object->buffer.length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) internal_object->buffer.length = external_object->buffer.length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) /* Mark buffer data valid */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) internal_object->buffer.flags |= AOPOBJ_DATA_VALID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) case ACPI_TYPE_INTEGER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) internal_object->integer.value = external_object->integer.value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) case ACPI_TYPE_LOCAL_REFERENCE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) /* An incoming reference is defined to be a namespace node */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) internal_object->reference.class = ACPI_REFCLASS_REFOF;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) internal_object->reference.object =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) external_object->reference.handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) /* Other types can't get here */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) *ret_internal_object = internal_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) return_ACPI_STATUS(AE_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) error_exit:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) acpi_ut_remove_reference(internal_object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) return_ACPI_STATUS(AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) * FUNCTION: acpi_ut_copy_epackage_to_ipackage
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) * PARAMETERS: external_object - The external object to be converted
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) * internal_object - Where the internal object is returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) * DESCRIPTION: Copy an external package object to an internal package.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) * Handles nested packages.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) acpi_ut_copy_epackage_to_ipackage(union acpi_object *external_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) union acpi_operand_object **internal_object)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) acpi_status status = AE_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) union acpi_operand_object *package_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) union acpi_operand_object **package_elements;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) u32 i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) ACPI_FUNCTION_TRACE(ut_copy_epackage_to_ipackage);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) /* Create the package object */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) package_object =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) acpi_ut_create_package_object(external_object->package.count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) if (!package_object) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) return_ACPI_STATUS(AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) package_elements = package_object->package.elements;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) * Recursive implementation. Probably ok, since nested external
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) * packages as parameters should be very rare.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) for (i = 0; i < external_object->package.count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) status =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) acpi_ut_copy_eobject_to_iobject(&external_object->package.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) elements[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) &package_elements[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) /* Truncate package and delete it */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) package_object->package.count = i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) package_elements[i] = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) acpi_ut_remove_reference(package_object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) /* Mark package data valid */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) package_object->package.flags |= AOPOBJ_DATA_VALID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) *internal_object = package_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) * FUNCTION: acpi_ut_copy_eobject_to_iobject
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) * PARAMETERS: external_object - The external object to be converted
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) * internal_object - Where the internal object is returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) * DESCRIPTION: Converts an external object to an internal object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) acpi_ut_copy_eobject_to_iobject(union acpi_object *external_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) union acpi_operand_object **internal_object)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) ACPI_FUNCTION_TRACE(ut_copy_eobject_to_iobject);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) if (external_object->type == ACPI_TYPE_PACKAGE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) status =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) acpi_ut_copy_epackage_to_ipackage(external_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) internal_object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) * Build a simple object (no nested objects)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) status = acpi_ut_copy_esimple_to_isimple(external_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) internal_object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) * FUNCTION: acpi_ut_copy_simple_object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) * PARAMETERS: source_desc - The internal object to be copied
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) * dest_desc - New target object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) * DESCRIPTION: Simple copy of one internal object to another. Reference count
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) * of the destination object is preserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) acpi_ut_copy_simple_object(union acpi_operand_object *source_desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) union acpi_operand_object *dest_desc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) u16 reference_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) union acpi_operand_object *next_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) acpi_size copy_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) /* Save fields from destination that we don't want to overwrite */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) reference_count = dest_desc->common.reference_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) next_object = dest_desc->common.next_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) * Copy the entire source object over the destination object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) * Note: Source can be either an operand object or namespace node.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) copy_size = sizeof(union acpi_operand_object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) if (ACPI_GET_DESCRIPTOR_TYPE(source_desc) == ACPI_DESC_TYPE_NAMED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) copy_size = sizeof(struct acpi_namespace_node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) memcpy(ACPI_CAST_PTR(char, dest_desc),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) ACPI_CAST_PTR(char, source_desc), copy_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) /* Restore the saved fields */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) dest_desc->common.reference_count = reference_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) dest_desc->common.next_object = next_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) /* New object is not static, regardless of source */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) dest_desc->common.flags &= ~AOPOBJ_STATIC_POINTER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) /* Handle the objects with extra data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) switch (dest_desc->common.type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) case ACPI_TYPE_BUFFER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) * Allocate and copy the actual buffer if and only if:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) * 1) There is a valid buffer pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) * 2) The buffer has a length > 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) if ((source_desc->buffer.pointer) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) (source_desc->buffer.length)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) dest_desc->buffer.pointer =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) ACPI_ALLOCATE(source_desc->buffer.length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) if (!dest_desc->buffer.pointer) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) return (AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) /* Copy the actual buffer data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) memcpy(dest_desc->buffer.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) source_desc->buffer.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) source_desc->buffer.length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) case ACPI_TYPE_STRING:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) * Allocate and copy the actual string if and only if:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) * 1) There is a valid string pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) * (Pointer to a NULL string is allowed)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) if (source_desc->string.pointer) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) dest_desc->string.pointer =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) ACPI_ALLOCATE((acpi_size)source_desc->string.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) length + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) if (!dest_desc->string.pointer) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) return (AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) /* Copy the actual string data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) memcpy(dest_desc->string.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) source_desc->string.pointer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) (acpi_size)source_desc->string.length + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) case ACPI_TYPE_LOCAL_REFERENCE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) * We copied the reference object, so we now must add a reference
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) * to the object pointed to by the reference
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) * DDBHandle reference (from Load/load_table) is a special reference,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) * it does not have a Reference.Object, so does not need to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) * increase the reference count
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) if (source_desc->reference.class == ACPI_REFCLASS_TABLE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) acpi_ut_add_reference(source_desc->reference.object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) case ACPI_TYPE_REGION:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) * We copied the Region Handler, so we now must add a reference
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) if (dest_desc->region.handler) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) acpi_ut_add_reference(dest_desc->region.handler);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) * For Mutex and Event objects, we cannot simply copy the underlying
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) * OS object. We must create a new one.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) case ACPI_TYPE_MUTEX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) status = acpi_os_create_mutex(&dest_desc->mutex.os_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) return (status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) case ACPI_TYPE_EVENT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) status = acpi_os_create_semaphore(ACPI_NO_UNIT_LIMIT, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) &dest_desc->event.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) os_semaphore);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) return (status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) /* Nothing to do for other simple objects */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) return (AE_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) * FUNCTION: acpi_ut_copy_ielement_to_ielement
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) * PARAMETERS: acpi_pkg_callback
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) * DESCRIPTION: Copy one package element to another package element
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) acpi_ut_copy_ielement_to_ielement(u8 object_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) union acpi_operand_object *source_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) union acpi_generic_state *state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) void *context)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) acpi_status status = AE_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) u32 this_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) union acpi_operand_object **this_target_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) union acpi_operand_object *target_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) ACPI_FUNCTION_ENTRY();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) this_index = state->pkg.index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) this_target_ptr = (union acpi_operand_object **)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) &state->pkg.dest_object->package.elements[this_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) switch (object_type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) case ACPI_COPY_TYPE_SIMPLE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) /* A null source object indicates a (legal) null package element */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) if (source_object) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) * This is a simple object, just copy it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) target_object =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) acpi_ut_create_internal_object(source_object->
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) common.type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) if (!target_object) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) return (AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) status =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) acpi_ut_copy_simple_object(source_object,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) target_object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) goto error_exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) *this_target_ptr = target_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) /* Pass through a null element */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) *this_target_ptr = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) case ACPI_COPY_TYPE_PACKAGE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) * This object is a package - go down another nesting level
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) * Create and build the package object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) target_object =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) acpi_ut_create_package_object(source_object->package.count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) if (!target_object) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) return (AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) target_object->common.flags = source_object->common.flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) /* Pass the new package object back to the package walk routine */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) state->pkg.this_target_obj = target_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) /* Store the object pointer in the parent package object */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) *this_target_ptr = target_object;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) return (AE_BAD_PARAMETER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) return (status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) error_exit:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) acpi_ut_remove_reference(target_object);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) return (status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) * FUNCTION: acpi_ut_copy_ipackage_to_ipackage
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) * PARAMETERS: source_obj - Pointer to the source package object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) * dest_obj - Where the internal object is returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) * walk_state - Current Walk state descriptor
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) * DESCRIPTION: This function is called to copy an internal package object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) * into another internal package object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) acpi_ut_copy_ipackage_to_ipackage(union acpi_operand_object *source_obj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) union acpi_operand_object *dest_obj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) struct acpi_walk_state *walk_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) acpi_status status = AE_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) ACPI_FUNCTION_TRACE(ut_copy_ipackage_to_ipackage);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) dest_obj->common.type = source_obj->common.type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) dest_obj->common.flags = source_obj->common.flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) dest_obj->package.count = source_obj->package.count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) * Create the object array and walk the source package tree
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) dest_obj->package.elements = ACPI_ALLOCATE_ZEROED(((acpi_size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) source_obj->package.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) count +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) 1) * sizeof(void *));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) if (!dest_obj->package.elements) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) ACPI_ERROR((AE_INFO, "Package allocation failure"));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) return_ACPI_STATUS(AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) * Copy the package element-by-element by walking the package "tree".
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) * This handles nested packages of arbitrary depth.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) status = acpi_ut_walk_package_tree(source_obj, dest_obj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) acpi_ut_copy_ielement_to_ielement,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) walk_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) /* On failure, delete the destination package object */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) acpi_ut_remove_reference(dest_obj);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) * FUNCTION: acpi_ut_copy_iobject_to_iobject
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) * PARAMETERS: source_desc - The internal object to be copied
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) * dest_desc - Where the copied object is returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) * walk_state - Current walk state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) * RETURN: Status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) * DESCRIPTION: Copy an internal object to a new internal object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) union acpi_operand_object **dest_desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) struct acpi_walk_state *walk_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) acpi_status status = AE_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) ACPI_FUNCTION_TRACE(ut_copy_iobject_to_iobject);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) /* Create the top level object */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) *dest_desc = acpi_ut_create_internal_object(source_desc->common.type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) if (!*dest_desc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) return_ACPI_STATUS(AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959) /* Copy the object and possible subobjects */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) if (source_desc->common.type == ACPI_TYPE_PACKAGE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) status =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) acpi_ut_copy_ipackage_to_ipackage(source_desc, *dest_desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) walk_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) status = acpi_ut_copy_simple_object(source_desc, *dest_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) /* Delete the allocated object if copy failed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) acpi_ut_remove_reference(*dest_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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