diff options
34 files changed, 515 insertions, 344 deletions
diff --git a/drivers/acpi/dispatcher/dsinit.c b/drivers/acpi/dispatcher/dsinit.c index 8693c704aea..4fa80abfe6c 100644 --- a/drivers/acpi/dispatcher/dsinit.c +++ b/drivers/acpi/dispatcher/dsinit.c @@ -118,14 +118,6 @@ acpi_ds_init_one_object(acpi_handle obj_handle, case ACPI_TYPE_METHOD: /* - * Print a dot for each method unless we are going to print - * the entire pathname - */ - if (!(acpi_dbg_level & ACPI_LV_INIT_NAMES)) { - ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, ".")); - } - - /* * Set the execution data width (32 or 64) based upon the * revision number of the parent ACPI table. * TBD: This is really for possible future support of integer width @@ -134,6 +126,21 @@ acpi_ds_init_one_object(acpi_handle obj_handle, if (info->table_desc->pointer->revision == 1) { node->flags |= ANOBJ_DATA_WIDTH_32; } +#ifdef ACPI_INIT_PARSE_METHODS + /* + * Note 11/2005: Removed this code to parse all methods during table + * load because it causes problems if there are any errors during the + * parse. Also, it seems like overkill and we probably don't want to + * abort a table load because of an issue with a single method. + */ + + /* + * Print a dot for each method unless we are going to print + * the entire pathname + */ + if (!(acpi_dbg_level & ACPI_LV_INIT_NAMES)) { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, ".")); + } /* * Always parse methods to detect errors, we will delete @@ -149,7 +156,7 @@ acpi_ds_init_one_object(acpi_handle obj_handle, /* This parse failed, but we will continue parsing more methods */ } - +#endif info->method_count++; break; diff --git a/drivers/acpi/dispatcher/dswload.c b/drivers/acpi/dispatcher/dswload.c index 411731261c2..89d318cbc8a 100644 --- a/drivers/acpi/dispatcher/dswload.c +++ b/drivers/acpi/dispatcher/dswload.c @@ -311,7 +311,7 @@ acpi_ds_load1_begin_op(struct acpi_walk_state * walk_state, op->named.name = node->name.integer; #if (defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)) - op->named.path = (u8 *) path; + op->named.path = ACPI_CAST_PTR(u8, path); #endif /* diff --git a/drivers/acpi/executer/exconvrt.c b/drivers/acpi/executer/exconvrt.c index 04e5194989a..fa9e75d4ec6 100644 --- a/drivers/acpi/executer/exconvrt.c +++ b/drivers/acpi/executer/exconvrt.c @@ -504,18 +504,12 @@ acpi_ex_convert_to_string(union acpi_operand_object * obj_desc, } /* - * Perform the conversion. + * Create a new string object and string buffer * (-1 because of extra separator included in string_length from above) */ - string_length--; - if (string_length > ACPI_MAX_STRING_CONVERSION) { /* ACPI limit */ - return_ACPI_STATUS(AE_AML_STRING_LIMIT); - } - - /* Create a new string object and string buffer */ - return_desc = - acpi_ut_create_string_object((acpi_size) string_length); + acpi_ut_create_string_object((acpi_size) + (string_length - 1)); if (!return_desc) { return_ACPI_STATUS(AE_NO_MEMORY); } diff --git a/drivers/acpi/executer/exdump.c b/drivers/acpi/executer/exdump.c index 5a4cca171af..17c79cd91b3 100644 --- a/drivers/acpi/executer/exdump.c +++ b/drivers/acpi/executer/exdump.c @@ -117,12 +117,13 @@ static struct acpi_exdump_info acpi_ex_dump_event[2] = { {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(event.semaphore), "Semaphore"} }; -static struct acpi_exdump_info acpi_ex_dump_method[7] = { +static struct acpi_exdump_info acpi_ex_dump_method[8] = { {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_method), NULL}, {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.param_count), "param_count"}, {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.concurrency), "Concurrency"}, {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.semaphore), "Semaphore"}, {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"}, + {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.thread_count), "Thread Count"}, {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(method.aml_length), "Aml Length"}, {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.aml_start), "Aml Start"} }; @@ -339,7 +340,7 @@ acpi_ex_dump_object(union acpi_operand_object *obj_desc, count = info->offset; while (count) { - target = ((u8 *) obj_desc) + info->offset; + target = ACPI_ADD_PTR(u8, obj_desc, info->offset); name = info->name; switch (info->opcode) { @@ -360,20 +361,19 @@ acpi_ex_dump_object(union acpi_operand_object *obj_desc, case ACPI_EXD_UINT16: acpi_os_printf("%20s : %4.4X\n", name, - *ACPI_CAST_PTR(u16, target)); + ACPI_GET16(target)); break; case ACPI_EXD_UINT32: acpi_os_printf("%20s : %8.8X\n", name, - *ACPI_CAST_PTR(u32, target)); + ACPI_GET32(target)); break; case ACPI_EXD_UINT64: acpi_os_printf("%20s : %8.8X%8.8X\n", "Value", - ACPI_FORMAT_UINT64(*ACPI_CAST_PTR - (u64, target))); + ACPI_FORMAT_UINT64(ACPI_GET64(target))); break; case ACPI_EXD_POINTER: @@ -969,7 +969,8 @@ acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc, acpi_os_printf("[Buffer] Length %.2X = ", obj_desc->buffer.length); if (obj_desc->buffer.length) { - acpi_ut_dump_buffer((u8 *) obj_desc->buffer.pointer, + acpi_ut_dump_buffer(ACPI_CAST_PTR + (u8, obj_desc->buffer.pointer), obj_desc->buffer.length, DB_DWORD_DISPLAY, _COMPONENT); } else { diff --git a/drivers/acpi/executer/exmisc.c b/drivers/acpi/executer/exmisc.c index 00a25f8188f..0778bff632b 100644 --- a/drivers/acpi/executer/exmisc.c +++ b/drivers/acpi/executer/exmisc.c @@ -205,11 +205,9 @@ acpi_ex_concat_template(union acpi_operand_object *operand0, ACPI_MEMCPY(new_buf, operand0->buffer.pointer, length0); ACPI_MEMCPY(new_buf + length0, operand1->buffer.pointer, length1); - /* Compute the new checksum */ + /* Set the end_tag checksum to zero, means "ignore checksum" */ - new_buf[return_desc->buffer.length - 1] = - acpi_ut_generate_checksum(return_desc->buffer.pointer, - (return_desc->buffer.length - 1)); + new_buf[return_desc->buffer.length - 1] = 0; /* Return the completed resource template */ @@ -242,7 +240,6 @@ acpi_ex_do_concatenate(union acpi_operand_object *operand0, union acpi_operand_object *return_desc; char *new_buf; acpi_status status; - acpi_size new_length; ACPI_FUNCTION_TRACE("ex_do_concatenate"); @@ -269,7 +266,7 @@ acpi_ex_do_concatenate(union acpi_operand_object *operand0, break; default: - ACPI_REPORT_ERROR(("Concat - invalid obj type: %X\n", + ACPI_REPORT_ERROR(("Concatanate - invalid object type: %X\n", ACPI_GET_OBJECT_TYPE(operand0))); status = AE_AML_INTERNAL; } @@ -309,8 +306,7 @@ acpi_ex_do_concatenate(union acpi_operand_object *operand0, /* Copy the first integer, LSB first */ - ACPI_MEMCPY(new_buf, - &operand0->integer.value, + ACPI_MEMCPY(new_buf, &operand0->integer.value, acpi_gbl_integer_byte_width); /* Copy the second integer (LSB first) after the first */ @@ -324,14 +320,11 @@ acpi_ex_do_concatenate(union acpi_operand_object *operand0, /* Result of two Strings is a String */ - new_length = (acpi_size) operand0->string.length + - (acpi_size) local_operand1->string.length; - if (new_length > ACPI_MAX_STRING_CONVERSION) { - status = AE_AML_STRING_LIMIT; - goto cleanup; - } - - return_desc = acpi_ut_create_string_object(new_length); + return_desc = acpi_ut_create_string_object((acpi_size) + (operand0->string. + length + + local_operand1-> + string.length)); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -351,11 +344,10 @@ acpi_ex_do_concatenate(union acpi_operand_object *operand0, /* Result of two Buffers is a Buffer */ return_desc = acpi_ut_create_buffer_object((acpi_size) - operand0->buffer. - length + - (acpi_size) - local_operand1-> - buffer.length); + (operand0->buffer. + length + + local_operand1-> + buffer.length)); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -365,8 +357,8 @@ acpi_ex_do_concatenate(union acpi_operand_object *operand0, /* Concatenate the buffers */ - ACPI_MEMCPY(new_buf, - operand0->buffer.pointer, operand0->buffer.length); + ACPI_MEMCPY(new_buf, operand0->buffer.pointer, + operand0->buffer.length); ACPI_MEMCPY(new_buf + operand0->buffer.length, local_operand1->buffer.pointer, local_operand1->buffer.length); diff --git a/drivers/acpi/executer/exnames.c b/drivers/acpi/executer/exnames.c index dff41121a30..7bb5e17b568 100644 --- a/drivers/acpi/executer/exnames.c +++ b/drivers/acpi/executer/exnames.c @@ -216,7 +216,7 @@ static acpi_status acpi_ex_name_segment(u8 ** in_aml_address, char *name_string) *aml_address, aml_address)); } - *in_aml_address = (u8 *) aml_address; + *in_aml_address = ACPI_CAST_PTR(u8, aml_address); return_ACPI_STATUS(status); } diff --git a/drivers/acpi/executer/exoparg2.c b/drivers/acpi/executer/exoparg2.c index 8d70c6beef0..d8472842c1f 100644 --- a/drivers/acpi/executer/exoparg2.c +++ b/drivers/acpi/executer/exoparg2.c @@ -344,10 +344,6 @@ acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state) (length < operand[1]->integer.value) && (operand[0]->buffer.pointer[length])) { length++; - if (length > ACPI_MAX_STRING_CONVERSION) { - status = AE_AML_STRING_LIMIT; - goto cleanup; - } } /* Allocate a new string object */ @@ -358,8 +354,10 @@ acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state) goto cleanup; } - /* Copy the raw buffer data with no transform. NULL terminated already */ - + /* + * Copy the raw buffer data with no transform. + * (NULL terminated already) + */ ACPI_MEMCPY(return_desc->string.pointer, operand[0]->buffer.pointer, length); break; diff --git a/drivers/acpi/executer/exregion.c b/drivers/acpi/executer/exregion.c index 1897379b5f9..80118be3f54 100644 --- a/drivers/acpi/executer/exregion.c +++ b/drivers/acpi/executer/exregion.c @@ -199,20 +199,20 @@ acpi_ex_system_memory_space_handler(u32 function, *value = 0; switch (bit_width) { case 8: - *value = (acpi_integer) * ((u8 *) logical_addr_ptr); + *value = (acpi_integer) ACPI_GET8(logical_addr_ptr); break; case 16: - *value = (acpi_integer) * ((u16 *) logical_addr_ptr); + *value = (acpi_integer) ACPI_GET16(logical_addr_ptr); break; case 32: - *value = (acpi_integer) * ((u32 *) logical_addr_ptr); + *value = (acpi_integer) ACPI_GET32(logical_addr_ptr); break; #if ACPI_MACHINE_WIDTH != 16 case 64: - *value = (acpi_integer) * ((u64 *) logical_addr_ptr); + *value = (acpi_integer) ACPI_GET64(logical_addr_ptr); break; #endif default: @@ -225,20 +225,20 @@ acpi_ex_system_memory_space_handler(u32 function, switch (bit_width) { case 8: - *(u8 *) logical_addr_ptr = (u8) * value; + ACPI_SET8(logical_addr_ptr) = (u8) * value; break; case 16: - *(u16 *) logical_addr_ptr = (u16) * value; + ACPI_SET16(logical_addr_ptr) = (u16) * value; break; case 32: - *(u32 *) logical_addr_ptr = (u32) * value; + ACPI_SET32(logical_addr_ptr) = (u32) * value; break; #if ACPI_MACHINE_WIDTH != 16 case 64: - *(u64 *) logical_addr_ptr = (u64) * value; + ACPI_SET64(logical_addr_ptr) = (u64) * value; break; #endif diff --git a/drivers/acpi/executer/exstorob.c b/drivers/acpi/executer/exstorob.c index c4ff654a669..855db713075 100644 --- a/drivers/acpi/executer/exstorob.c +++ b/drivers/acpi/executer/exstorob.c @@ -71,7 +71,7 @@ acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc, /* We know that source_desc is a buffer by now */ - buffer = (u8 *) source_desc->buffer.pointer; + buffer = ACPI_CAST_PTR(u8, source_desc->buffer.pointer); length = source_desc->buffer.length; /* @@ -160,7 +160,7 @@ acpi_ex_store_string_to_string(union acpi_operand_object *source_desc, /* We know that source_desc is a string by now */ - buffer = (u8 *) source_desc->string.pointer; + buffer = ACPI_CAST_PTR(u8, source_desc->string.pointer); length = source_desc->string.length; /* diff --git a/drivers/acpi/parser/psargs.c b/drivers/acpi/parser/psargs.c index 562d0f822ab..6eae35febcc 100644 --- a/drivers/acpi/parser/psargs.c +++ b/drivers/acpi/parser/psargs.c @@ -62,61 +62,51 @@ static union acpi_parse_object *acpi_ps_get_next_field(struct acpi_parse_state * * PARAMETERS: parser_state - Current parser state object * - * RETURN: Decoded package length. On completion, the AML pointer points + * RETURN: Decoded package length. On completion, the AML pointer points * past the length byte or bytes. * - * DESCRIPTION: Decode and return a package length field + * DESCRIPTION: Decode and return a package length field. + * Note: Largest package length is 28 bits, from ACPI specification * ******************************************************************************/ static u32 acpi_ps_get_next_package_length(struct acpi_parse_state *parser_state) { - u32 encoded_length; - u32 length = 0; + u8 *aml = parser_state->aml; + u32 package_length = 0; + acpi_native_uint byte_count; + u8 byte_zero_mask = 0x3F; /* Default [0:5] */ ACPI_FUNCTION_TRACE("ps_get_next_package_length"); - encoded_length = (u32) ACPI_GET8(parser_state->aml); - parser_state->aml++; - - switch (encoded_length >> 6) { /* bits 6-7 contain encoding scheme */ - case 0: /* 1-byte encoding (bits 0-5) */ - - length = (encoded_length & 0x3F); - break; - - case 1: /* 2-byte encoding (next byte + bits 0-3) */ - - length = ((ACPI_GET8(parser_state->aml) << 04) | - (encoded_length & 0x0F)); - parser_state->aml++; - break; - - case 2: /* 3-byte encoding (next 2 bytes + bits 0-3) */ - - length = ((ACPI_GET8(parser_state->aml + 1) << 12) | - (ACPI_GET8(parser_state->aml) << 04) | - (encoded_length & 0x0F)); - parser_state->aml += 2; - break; - - case 3: /* 4-byte encoding (next 3 bytes + bits 0-3) */ + /* + * Byte 0 bits [6:7] contain the number of additional bytes + * used to encode the package length, either 0,1,2, or 3 + */ + byte_count = (aml[0] >> 6); + parser_state->aml += (byte_count + 1); - length = ((ACPI_GET8(parser_state->aml + 2) << 20) | - (ACPI_GET8(parser_state->aml + 1) << 12) | - (ACPI_GET8(parser_state->aml) << 04) | - (encoded_length & 0x0F)); - parser_state->aml += 3; - break; + /* Get bytes 3, 2, 1 as needed */ - default: + while (byte_count) { + /* + * Final bit positions for the package length bytes: + * Byte3->[20:27] + * Byte2->[12:19] + * Byte1->[04:11] + * Byte0->[00:03] + */ + package_length |= (aml[byte_count] << ((byte_count << 3) - 4)); - /* Can't get here, only 2 bits / 4 cases */ - break; + byte_zero_mask = 0x0F; /* Use bits [0:3] of byte 0 */ + byte_count--; } - return_UINT32(length); + /* Byte 0 is a special case, either bits [0:3] or [0:5] are used */ + + package_length |= (aml[0] & byte_zero_mask); + return_UINT32(package_length); } /******************************************************************************* @@ -135,16 +125,15 @@ acpi_ps_get_next_package_length(struct acpi_parse_state *parser_state) u8 *acpi_ps_get_next_package_end(struct acpi_parse_state *parser_state) { u8 *start = parser_state->aml; - acpi_native_uint length; + u32 package_length; ACPI_FUNCTION_TRACE("ps_get_next_package_end"); - /* Function below changes parser_state->Aml */ + /* Function below updates parser_state->Aml */ - length = - (acpi_native_uint) acpi_ps_get_next_package_length(parser_state); + package_length = acpi_ps_get_next_package_length(parser_state); - return_PTR(start + length); /* end of package */ + return_PTR(start + package_length); /* end of package */ } /******************************************************************************* @@ -169,17 +158,15 @@ char *acpi_ps_get_next_namestring(struct acpi_parse_state *parser_state) ACPI_FUNCTION_TRACE("ps_get_next_namestring"); - /* Handle multiple prefix characters */ - - while (acpi_ps_is_prefix_char(ACPI_GET8(end))) { - /* Include prefix '\\' or '^' */ + /* Point past any namestring prefix characters (backslash or carat) */ + while (acpi_ps_is_prefix_char(*end)) { end++; } - /* Decode the path */ + /* Decode the path prefix character */ - switch (ACPI_GET8(end)) { + switch (*end) { case 0: /* null_name */ @@ -199,9 +186,9 @@ char *acpi_ps_get_next_namestring(struct acpi_parse_state *parser_state) case AML_MULTI_NAME_PREFIX_OP: - /* Multiple name segments, 4 chars each */ + /* Multiple name segments, 4 chars each, count in next byte */ - end += 2 + ((acpi_size) ACPI_GET8(end + 1) * ACPI_NAME_SIZE); + end += 2 + (*(end + 1) * ACPI_NAME_SIZE); break; default: @@ -212,7 +199,7 @@ char *acpi_ps_get_next_namestring(struct acpi_parse_state *parser_state) break; } - parser_state->aml = (u8 *) end; + parser_state->aml = end; return_PTR((char *)start); } @@ -342,7 +329,6 @@ acpi_ps_get_next_namepath(struct acpi_walk_state *walk_state, ("search_node %p start_node %p return_node %p\n", scope_info.scope.node, parser_state->start_node, node); - } else { /* * We got a NOT_FOUND during table load or we encountered @@ -382,59 +368,63 @@ void acpi_ps_get_next_simple_arg(struct acpi_parse_state *parser_state, u32 arg_type, union acpi_parse_object *arg) { + u32 length; + u16 opcode; + u8 *aml = parser_state->aml; ACPI_FUNCTION_TRACE_U32("ps_get_next_simple_arg", arg_type); switch (arg_type) { case ARGP_BYTEDATA: - acpi_ps_init_op(arg, AML_BYTE_OP); - arg->common.value.integer = (u32) ACPI_GET8(parser_state->aml); - parser_state->aml++; + /* Get 1 byte from the AML stream */ + + opcode = AML_BYTE_OP; + arg->common.value.integer = (acpi_integer) * aml; + length = 1; break; case ARGP_WORDDATA: - acpi_ps_init_op(arg, AML_WORD_OP); - /* Get 2 bytes from the AML stream */ - ACPI_MOVE_16_TO_32(&arg->common.value.integer, - parser_state->aml); - parser_state->aml += 2; + opcode = AML_WORD_OP; + ACPI_MOVE_16_TO_64(&arg->common.value.integer, aml); + length = 2; break; case ARGP_DWORDDATA: - acpi_ps_init_op(arg, AML_DWORD_OP); - /* Get 4 bytes from the AML stream */ - ACPI_MOVE_32_TO_32(&arg->common.value.integer, - parser_state->aml); - parser_state->aml += 4; + opcode = AML_DWORD_OP; + ACPI_MOVE_32_TO_64(&arg->common.value.integer, aml); + length = 4; break; case ARGP_QWORDDATA: - acpi_ps_init_op(arg, AML_QWORD_OP); - /* Get 8 bytes from the AML stream */ - ACPI_MOVE_64_TO_64(&arg->common.value.integer, - parser_state->aml); - parser_state->aml += 8; + opcode = AML_QWORD_OP; + ACPI_MOVE_64_TO_64(&arg->common.value.integer, aml); + length = 8; break; case ARGP_CHARLIST: - acpi_ps_init_op(arg, AML_STRING_OP); - arg->common.value.string = (char *)parser_state->aml; + /* Get a pointer to the string, point past the string */ + + opcode = AML_STRING_OP; + arg->common.value.string = ACPI_CAST_PTR(char, aml); - while (ACPI_GET8(parser_state->aml) != '\0') { - parser_state->aml++; + /* Find the null terminator */ + + length = 0; + while (aml[length]) { + length++; } - parser_state->aml++; + length++; break; case ARGP_NAME: @@ -443,14 +433,16 @@ acpi_ps_get_next_simple_arg(struct acpi_parse_state *parser_state, acpi_ps_init_op(arg, AML_INT_NAMEPATH_OP); arg->common.value.name = acpi_ps_get_next_namestring(parser_state); - break; + return_VOID; default: ACPI_REPORT_ERROR(("Invalid arg_type %X\n", arg_type)); - break; + return_VOID; } + acpi_ps_init_op(arg, opcode); + parser_state->aml += length; return_VOID; } @@ -540,7 +532,7 @@ static union acpi_parse_object *acpi_ps_get_next_field(struct acpi_parse_state * access_type is first operand, access_attribute is second */ field->common.value.integer = - (ACPI_GET8(parser_state->aml) << 8); + (((u32) ACPI_GET8(parser_state->aml) << 8)); parser_state->aml++; field->common.value.integer |= ACPI_GET8(parser_state->aml); parser_state->aml++; diff --git a/drivers/acpi/parser/psparse.c b/drivers/acpi/parser/psparse.c index 76d4d640d83..7cfa7eb0dfc 100644 --- a/drivers/acpi/parser/psparse.c +++ b/drivers/acpi/parser/psparse.c @@ -503,22 +503,23 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state) } else if (status == AE_CTRL_TERMINATE) { status = AE_OK; } else if ((status != AE_OK) && (walk_state->method_desc)) { - ACPI_REPORT_METHOD_ERROR("Method execution failed", - walk_state->method_node, NULL, - status); + /* Either the method parse or actual execution failed */ - /* Ensure proper cleanup */ - - walk_state->parse_flags |= ACPI_PARSE_EXECUTE; + ACPI_REPORT_METHOD_ERROR + ("Method parse/execution failed", + walk_state->method_node, NULL, status); /* Check for possible multi-thread reentrancy problem */ if ((status == AE_ALREADY_EXISTS) && (!walk_state->method_desc->method.semaphore)) { /* - * This method is marked not_serialized, but it tried to create + * Method tried to create an object twice. The probable cause is + * that the method cannot handle reentrancy. + * + * The method is marked not_serialized, but it tried to create * a named object, causing the second thread entrance to fail. - * We will workaround this by marking the method permanently + * Workaround this problem by marking the method permanently * as Serialized. */ walk_state->method_desc->method.method_flags |= @@ -536,15 +537,22 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state) acpi_ds_scope_stack_clear(walk_state); /* - * If we just returned from the execution of a control method, - * there's lots of cleanup to do + * If we just returned from the execution of a control method or if we + * encountered an error during the method parse phase, there's lots of + * cleanup to do */ - if ((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) == - ACPI_PARSE_EXECUTE) { + if (((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) == + ACPI_PARSE_EXECUTE) || (ACPI_FAILURE(status))) { if (walk_state->method_desc) { /* Decrement the thread count on the method parse tree */ - walk_state->method_desc->method.thread_count--; + if (walk_state->method_desc->method. + thread_count) { + walk_state->method_desc->method. + thread_count--; + } else { + ACPI_REPORT_ERROR(("Invalid zero thread count in method\n")); + } } acpi_ds_terminate_control_method(walk_state); @@ -553,7 +561,6 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state) /* Delete this walk state and all linked control states */ acpi_ps_cleanup_scope(&walk_state->parser_state); - previous_walk_state = walk_state; ACPI_DEBUG_PRINT((ACPI_DB_PARSE, diff --git a/drivers/acpi/parser/psxface.c b/drivers/acpi/parser/psxface.c index 4c426f4c6af..14d544d6086 100644 --- a/drivers/acpi/parser/psxface.c +++ b/drivers/acpi/parser/psxface.c @@ -87,7 +87,7 @@ acpi_debug_trace(char *name, u32 debug_level, u32 debug_layer, u32 flags) /* TBDs: Validate name, allow full path or just nameseg */ - acpi_gbl_trace_method_name = *(u32 *) name; + acpi_gbl_trace_method_name = *ACPI_CAST_PTR(u32, name); acpi_gbl_trace_flags = flags; if (debug_level) { diff --git a/drivers/acpi/resources/rscalc.c b/drivers/acpi/resources/rscalc.c index eca7439ee9d..c2c4d9079c6 100644 --- a/drivers/acpi/resources/rscalc.c +++ b/drivers/acpi/resources/rscalc.c @@ -300,7 +300,7 @@ acpi_rs_get_aml_length(struct acpi_resource * resource, acpi_size * size_needed) /* Point to the next object */ resource = - ACPI_PTR_ADD(struct acpi_resource, resource, + ACPI_ADD_PTR(struct acpi_resource, resource, resource->length); } @@ -374,8 +374,7 @@ acpi_rs_get_list_length(u8 * aml_buffer, * Get the number of bits set in the 16-bit IRQ mask */ ACPI_MOVE_16_TO_16(&temp16, buffer); - extra_struct_bytes = - acpi_rs_count_set_bits(temp16) * sizeof(u32); + extra_struct_bytes = acpi_rs_count_set_bits(temp16); break; case ACPI_RESOURCE_NAME_DMA: @@ -383,8 +382,7 @@ acpi_rs_get_list_length(u8 * aml_buffer, * DMA Resource: * Get the number of bits set in the 8-bit DMA mask */ - extra_struct_bytes = - acpi_rs_count_set_bits(*buffer) * sizeof(u32); + extra_struct_bytes = acpi_rs_count_set_bits(*buffer); break; case ACPI_RESOURCE_NAME_VENDOR_SMALL: @@ -399,9 +397,9 @@ acpi_rs_get_list_length(u8 * aml_buffer, case ACPI_RESOURCE_NAME_END_TAG: /* - * End Tag: This is the normal exit + * End Tag: This is the normal exit, add size of end_tag */ - *size_needed = buffer_size; + *size_needed = buffer_size + ACPI_RS_SIZE_MIN; return_ACPI_STATUS(AE_OK); case ACPI_RESOURCE_NAME_VENDOR_LARGE: @@ -466,7 +464,7 @@ acpi_rs_get_list_length(u8 * aml_buffer, temp16 = (u16) (acpi_gbl_resource_struct_sizes[resource_index] + extra_struct_bytes); - buffer_size += (u32) ACPI_ALIGN_RESOURCE_SIZE(temp16); + buffer_size += (u32) ACPI_ROUND_UP_TO_NATIVE_WORD(temp16); /* * Point to the next resource within the stream diff --git a/drivers/acpi/resources/rsdump.c b/drivers/acpi/resources/rsdump.c index f617ca80c5a..cebd890d3db 100644 --- a/drivers/acpi/resources/rsdump.c +++ b/drivers/acpi/resources/rsdump.c @@ -383,7 +383,7 @@ acpi_rs_dump_descriptor(void *resource, struct acpi_rsdump_info *table) while (count) { previous_target = target; - target = ((u8 *) resource) + table->offset; + target = ACPI_ADD_PTR(u8, resource, table->offset); name = table->name; switch (table->opcode) { @@ -410,22 +410,19 @@ acpi_rs_dump_descriptor(void *resource, struct acpi_rsdump_info *table) /* Data items, 8/16/32/64 |