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Merge back earlier ACPICA changes for 4.21.

This commit is contained in:
Rafael J. Wysocki 2018-11-29 22:05:52 +01:00
parent ae6b3e54aa 087286585d
commit 3e407c16f5
9 changed files with 133 additions and 55 deletions
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1
drivers/acpi/acpica/acnamesp.h
View File

@ -34,6 +34,7 @@
#define ACPI_NS_TEMPORARY 0x0040
#define ACPI_NS_OVERRIDE_IF_FOUND 0x0080
#define ACPI_NS_EARLY_INIT 0x0100
#define ACPI_NS_PREFIX_MUST_EXIST 0x0200
/* Flags for acpi_ns_walk_namespace */

118
drivers/acpi/acpica/dbxface.c
View File

@ -24,6 +24,13 @@ acpi_db_start_command(struct acpi_walk_state *walk_state,
void acpi_db_method_end(struct acpi_walk_state *walk_state);
#endif
#ifdef ACPI_DISASSEMBLER
static union acpi_parse_object *acpi_db_get_display_op(struct acpi_walk_state
*walk_state,
union acpi_parse_object
*op);
#endif
/*******************************************************************************
*
* FUNCTION: acpi_db_start_command
@ -113,6 +120,70 @@ void acpi_db_signal_break_point(struct acpi_walk_state *walk_state)
acpi_os_printf("**break** Executed AML BreakPoint opcode\n");
}
#ifdef ACPI_DISASSEMBLER
/*******************************************************************************
*
* FUNCTION: acpi_db_get_display_op
*
* PARAMETERS: walk_state - Current walk
* op - Current executing op (from aml interpreter)
*
* RETURN: Opcode to display
*
* DESCRIPTION: Find the opcode to display during single stepping
*
******************************************************************************/
static union acpi_parse_object *acpi_db_get_display_op(struct acpi_walk_state
*walk_state,
union acpi_parse_object
*op)
{
union acpi_parse_object *display_op;
union acpi_parse_object *parent_op;
display_op = op;
parent_op = op->common.parent;
if (parent_op) {
if ((walk_state->control_state) &&
(walk_state->control_state->common.state ==
ACPI_CONTROL_PREDICATE_EXECUTING)) {
/*
* We are executing the predicate of an IF or WHILE statement
* Search upwards for the containing IF or WHILE so that the
* entire predicate can be displayed.
*/
while (parent_op) {
if ((parent_op->common.aml_opcode == AML_IF_OP)
|| (parent_op->common.aml_opcode ==
AML_WHILE_OP)) {
display_op = parent_op;
break;
}
parent_op = parent_op->common.parent;
}
} else {
while (parent_op) {
if ((parent_op->common.aml_opcode == AML_IF_OP)
|| (parent_op->common.aml_opcode ==
AML_ELSE_OP)
|| (parent_op->common.aml_opcode ==
AML_SCOPE_OP)
|| (parent_op->common.aml_opcode ==
AML_METHOD_OP)
|| (parent_op->common.aml_opcode ==
AML_WHILE_OP)) {
break;
}
display_op = parent_op;
parent_op = parent_op->common.parent;
}
}
}
return display_op;
}
#endif
/*******************************************************************************
*
* FUNCTION: acpi_db_single_step
@ -134,8 +205,6 @@ acpi_db_single_step(struct acpi_walk_state *walk_state,
union acpi_parse_object *next;
acpi_status status = AE_OK;
u32 original_debug_level;
union acpi_parse_object *display_op;
union acpi_parse_object *parent_op;
u32 aml_offset;
ACPI_FUNCTION_ENTRY();
@ -222,51 +291,12 @@ acpi_db_single_step(struct acpi_walk_state *walk_state,
next = op->common.next;
op->common.next = NULL;
display_op = op;
parent_op = op->common.parent;
if (parent_op) {
if ((walk_state->control_state) &&
(walk_state->control_state->common.state ==
ACPI_CONTROL_PREDICATE_EXECUTING)) {
/*
* We are executing the predicate of an IF or WHILE statement
* Search upwards for the containing IF or WHILE so that the
* entire predicate can be displayed.
*/
while (parent_op) {
if ((parent_op->common.aml_opcode ==
AML_IF_OP)
|| (parent_op->common.aml_opcode ==
AML_WHILE_OP)) {
display_op = parent_op;
break;
}
parent_op = parent_op->common.parent;
}
} else {
while (parent_op) {
if ((parent_op->common.aml_opcode ==
AML_IF_OP)
|| (parent_op->common.aml_opcode ==
AML_ELSE_OP)
|| (parent_op->common.aml_opcode ==
AML_SCOPE_OP)
|| (parent_op->common.aml_opcode ==
AML_METHOD_OP)
|| (parent_op->common.aml_opcode ==
AML_WHILE_OP)) {
break;
}
display_op = parent_op;
parent_op = parent_op->common.parent;
}
}
}
/* Now we can disassemble and display it */
#ifdef ACPI_DISASSEMBLER
acpi_dm_disassemble(walk_state, display_op, ACPI_UINT32_MAX);
acpi_dm_disassemble(walk_state,
acpi_db_get_display_op(walk_state, op),
ACPI_UINT32_MAX);
#else
/*
* The AML Disassembler is not configured - at least we can

8
drivers/acpi/acpica/dswload2.c
View File

@ -296,6 +296,14 @@ acpi_ds_load2_begin_op(struct acpi_walk_state *walk_state,
}
#endif
/*
* For name creation opcodes, the full namepath prefix must
* exist, except for the final (new) nameseg.
*/
if (walk_state->op_info->flags & AML_NAMED) {
flags |= ACPI_NS_PREFIX_MUST_EXIST;
}
/* Add new entry or lookup existing entry */
status =

23
drivers/acpi/acpica/nsaccess.c
View File

@ -267,6 +267,7 @@ acpi_ns_lookup(union acpi_generic_state *scope_info,
acpi_object_type this_search_type;
u32 search_parent_flag = ACPI_NS_SEARCH_PARENT;
u32 local_flags;
acpi_interpreter_mode local_interpreter_mode;
ACPI_FUNCTION_TRACE(ns_lookup);
@ -506,6 +507,7 @@ acpi_ns_lookup(union acpi_generic_state *scope_info,
*/
this_search_type = ACPI_TYPE_ANY;
current_node = this_node;
while (num_segments && current_node) {
num_segments--;
if (!num_segments) {
@ -536,6 +538,16 @@ acpi_ns_lookup(union acpi_generic_state *scope_info,
}
}
/* Handle opcodes that create a new name_seg via a full name_path */
local_interpreter_mode = interpreter_mode;
if ((flags & ACPI_NS_PREFIX_MUST_EXIST) && (num_segments > 0)) {
/* Every element of the path must exist (except for the final name_seg) */
local_interpreter_mode = ACPI_IMODE_EXECUTE;
}
/* Extract one ACPI name from the front of the pathname */
ACPI_MOVE_32_TO_32(&simple_name, path);
@ -544,12 +556,19 @@ acpi_ns_lookup(union acpi_generic_state *scope_info,
status =
acpi_ns_search_and_enter(simple_name, walk_state,
current_node, interpreter_mode,
current_node,
local_interpreter_mode,
this_search_type, local_flags,
&this_node);
if (ACPI_FAILURE(status)) {
if (status == AE_NOT_FOUND) {
#if !defined ACPI_ASL_COMPILER /* Note: iASL reports this error by itself, not needed here */
if (flags & ACPI_NS_PREFIX_MUST_EXIST) {
acpi_os_printf(ACPI_MSG_BIOS_ERROR
"Object does not exist: %4.4s\n",
&simple_name);
}
#endif
/* Name not found in ACPI namespace */
ACPI_DEBUG_PRINT((ACPI_DB_NAMES,

8
drivers/acpi/acpica/psloop.c
View File

@ -508,7 +508,8 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state)
*/
if ((walk_state->
parse_flags & ACPI_PARSE_MODULE_LEVEL)
&& status == AE_ALREADY_EXISTS) {
&& ((status == AE_ALREADY_EXISTS)
|| (status == AE_NOT_FOUND))) {
status = AE_OK;
}
if (status == AE_CTRL_PARSE_CONTINUE) {
@ -537,10 +538,7 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state)
* the scope op because the parse failure indicates that
* the device may not exist.
*/
ACPI_ERROR((AE_INFO,
"Skip parsing opcode %s",
acpi_ps_get_opcode_name
(walk_state->opcode)));
ACPI_INFO(("Skipping parse of AML opcode: %s (0x%4.4X)", acpi_ps_get_opcode_name(walk_state->opcode), walk_state->opcode));
/*
* Determine the opcode length before skipping the opcode.

3
drivers/acpi/acpica/psobject.c
View File

@ -600,8 +600,7 @@ acpi_ps_complete_op(struct acpi_walk_state *walk_state,
* because there could be correct AML beyond the parts that caused
* the runtime error.
*/
ACPI_ERROR((AE_INFO,
"Ignore error and continue table load"));
ACPI_INFO(("Ignoring error and continuing table load"));
return_ACPI_STATUS(AE_OK);
}
return_ACPI_STATUS(status);

2
include/acpi/acpixf.h
View File

@ -12,7 +12,7 @@
/* Current ACPICA subsystem version in YYYYMMDD format */
#define ACPI_CA_VERSION 0x20181003
#define ACPI_CA_VERSION 0x20181031
#include <acpi/acconfig.h>
#include <acpi/actypes.h>

23
include/acpi/actbl3.h
View File

@ -365,6 +365,29 @@ struct acpi_table_tcpa_server {
*
******************************************************************************/
/* Revision 3 */
struct acpi_table_tpm23 {
struct acpi_table_header header; /* Common ACPI table header */
u32 reserved;
u64 control_address;
u32 start_method;
};
/* Value for start_method above */
#define ACPI_TPM23_ACPI_START_METHOD 2
/*
* Optional trailer for revision 3. If start method is 2, there is a 4 byte
* reserved area of all zeros.
*/
struct acpi_tmp23_trailer {
u32 reserved;
};
/* Revision 4 */
struct acpi_table_tpm2 {
struct acpi_table_header header; /* Common ACPI table header */
u16 platform_class;

2
tools/power/acpi/tools/acpidump/apmain.c
View File

@ -106,7 +106,7 @@ static int ap_insert_action(char *argument, u32 to_be_done)
current_action++;
if (current_action > AP_MAX_ACTIONS) {
fprintf(stderr, "Too many table options (max %u)\n",
fprintf(stderr, "Too many table options (max %d)\n",
AP_MAX_ACTIONS);
return (-1);
}