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ACPICA: Rename nameseg compare macro for clarity 

ACPICA commit 92ec0935f27e217dff0b176fca02c2ec3d782bb5

ACPI_COMPARE_NAME changed to ACPI_COMPARE_NAMESEG
This clarifies (1) this is a compare on 4-byte namesegs, not
a generic compare. Improves understanding of the code.

Link: https://github.com/acpica/acpica/commit/92ec0935
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Schmauss <erik.schmauss@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2019-04-08 13:42:24 -07:00 committed by Rafael J. Wysocki
parent a3ce7a8e0d
commit 5599fb6935
24 changed files with 66 additions and 64 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/boot/compressed/acpi.c
View File

@ -276,7 +276,7 @@ static unsigned long get_acpi_srat_table(void)
if (acpi_table) {
header = (struct acpi_table_header *)acpi_table;
if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_SRAT))
if (ACPI_COMPARE_NAMESEG(header->signature, ACPI_SIG_SRAT))
return acpi_table;
}
entry += size;

2
drivers/acpi/acpica/dbexec.c
View File

@ -453,7 +453,7 @@ acpi_db_execute(char *name, char **args, acpi_object_type *types, u32 flags)
/* Dump a _PLD buffer if present */
if (ACPI_COMPARE_NAME
if (ACPI_COMPARE_NAMESEG
((ACPI_CAST_PTR
(struct acpi_namespace_node,
acpi_gbl_db_method_info.method)->name.ascii),

2
drivers/acpi/acpica/dsinit.c
View File

@ -200,7 +200,7 @@ acpi_ds_initialize_objects(u32 table_index,
/* DSDT is always the first AML table */
if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_DSDT)) {
if (ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_DSDT)) {
ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT,
"\nInitializing Namespace objects:\n"));
}

4
drivers/acpi/acpica/nsinit.c
View File

@ -478,7 +478,7 @@ acpi_ns_find_ini_methods(acpi_handle obj_handle,
/* We are only looking for methods named _INI */
if (!ACPI_COMPARE_NAME(node->name.ascii, METHOD_NAME__INI)) {
if (!ACPI_COMPARE_NAMESEG(node->name.ascii, METHOD_NAME__INI)) {
return (AE_OK);
}
@ -641,7 +641,7 @@ acpi_ns_init_one_device(acpi_handle obj_handle,
* Note: We know there is an _INI within this subtree, but it may not be
* under this particular device, it may be lower in the branch.
*/
if (!ACPI_COMPARE_NAME(device_node->name.ascii, "_SB_") ||
if (!ACPI_COMPARE_NAMESEG(device_node->name.ascii, "_SB_") ||
device_node->parent != acpi_gbl_root_node) {
ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
(ACPI_TYPE_METHOD, device_node,

2
drivers/acpi/acpica/nsparse.c
View File

@ -203,7 +203,7 @@ acpi_ns_one_complete_parse(u32 pass_number,
/* Found OSDT table, enable the namespace override feature */
if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_OSDT) &&
if (ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_OSDT) &&
pass_number == ACPI_IMODE_LOAD_PASS1) {
walk_state->namespace_override = TRUE;
}

2
drivers/acpi/acpica/nsrepair.c
View File

@ -316,7 +316,7 @@ static const struct acpi_simple_repair_info *acpi_ns_match_simple_repair(struct
this_name = acpi_object_repair_info;
while (this_name->object_converter) {
if (ACPI_COMPARE_NAME(node->name.ascii, this_name->name)) {
if (ACPI_COMPARE_NAMESEG(node->name.ascii, this_name->name)) {
/* Check if we can actually repair this name/type combination */

2
drivers/acpi/acpica/nsrepair2.c
View File

@ -188,7 +188,7 @@ static const struct acpi_repair_info *acpi_ns_match_complex_repair(struct
this_name = acpi_ns_repairable_names;
while (this_name->repair_function) {
if (ACPI_COMPARE_NAME(node->name.ascii, this_name->name)) {
if (ACPI_COMPARE_NAMESEG(node->name.ascii, this_name->name)) {
return (this_name);
}

4
drivers/acpi/acpica/nsxfname.c
View File

@ -495,8 +495,8 @@ acpi_status acpi_install_method(u8 *buffer)
/* Table must be a DSDT or SSDT */
if (!ACPI_COMPARE_NAME(table->signature, ACPI_SIG_DSDT) &&
!ACPI_COMPARE_NAME(table->signature, ACPI_SIG_SSDT)) {
if (!ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_DSDT) &&
!ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_SSDT)) {
return (AE_BAD_HEADER);
}

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

@ -603,10 +603,10 @@ acpi_walk_resources(acpi_handle device_handle,
/* Parameter validation */
if (!device_handle || !user_function || !name ||
(!ACPI_COMPARE_NAME(name, METHOD_NAME__CRS) &&
!ACPI_COMPARE_NAME(name, METHOD_NAME__PRS) &&
!ACPI_COMPARE_NAME(name, METHOD_NAME__AEI) &&
!ACPI_COMPARE_NAME(name, METHOD_NAME__DMA))) {
(!ACPI_COMPARE_NAMESEG(name, METHOD_NAME__CRS) &&
!ACPI_COMPARE_NAMESEG(name, METHOD_NAME__PRS) &&
!ACPI_COMPARE_NAMESEG(name, METHOD_NAME__AEI) &&
!ACPI_COMPARE_NAMESEG(name, METHOD_NAME__DMA))) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}

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

@ -480,7 +480,8 @@ acpi_tb_verify_temp_table(struct acpi_table_desc *table_desc,
/* If a particular signature is expected (DSDT/FACS), it must match */
if (signature && !ACPI_COMPARE_NAME(&table_desc->signature, signature)) {
if (signature &&
!ACPI_COMPARE_NAMESEG(&table_desc->signature, signature)) {
ACPI_BIOS_ERROR((AE_INFO,
"Invalid signature 0x%X for ACPI table, expected [%s]",
table_desc->signature.integer, signature));

2
drivers/acpi/acpica/tbinstal.c
View File

@ -120,7 +120,7 @@ acpi_tb_install_standard_table(acpi_physical_address address,
*/
if (!reload &&
acpi_gbl_disable_ssdt_table_install &&
ACPI_COMPARE_NAME(&new_table_desc.signature, ACPI_SIG_SSDT)) {
ACPI_COMPARE_NAMESEG(&new_table_desc.signature, ACPI_SIG_SSDT)) {
ACPI_INFO(("Ignoring installation of %4.4s at %8.8X%8.8X",
new_table_desc.signature.ascii,
ACPI_FORMAT_UINT64(address)));

6
drivers/acpi/acpica/tbprint.c
View File

@ -94,7 +94,7 @@ acpi_tb_print_table_header(acpi_physical_address address,
{
struct acpi_table_header local_header;
if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_FACS)) {
if (ACPI_COMPARE_NAMESEG(header->signature, ACPI_SIG_FACS)) {
/* FACS only has signature and length fields */
@ -158,8 +158,8 @@ acpi_status acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length)
* They are the odd tables, have no standard ACPI header and no checksum
*/
if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_S3PT) ||
ACPI_COMPARE_NAME(table->signature, ACPI_SIG_FACS)) {
if (ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_S3PT) ||
ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_FACS)) {
return (AE_OK);
}

6
drivers/acpi/acpica/tbutils.c
View File

@ -332,9 +332,9 @@ acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
&table_index);
if (ACPI_SUCCESS(status) &&
ACPI_COMPARE_NAME(&acpi_gbl_root_table_list.
tables[table_index].signature,
ACPI_SIG_FADT)) {
ACPI_COMPARE_NAMESEG(&acpi_gbl_root_table_list.
tables[table_index].signature,
ACPI_SIG_FADT)) {
acpi_gbl_fadt_index = table_index;
acpi_tb_parse_fadt();
}

4
drivers/acpi/acpica/tbxface.c
View File

@ -230,7 +230,7 @@ acpi_get_table_header(char *signature,
for (i = 0, j = 0; i < acpi_gbl_root_table_list.current_table_count;
i++) {
if (!ACPI_COMPARE_NAME
if (!ACPI_COMPARE_NAMESEG
(&(acpi_gbl_root_table_list.tables[i].signature),
signature)) {
continue;
@ -323,7 +323,7 @@ acpi_get_table(char *signature,
i++) {
table_desc = &acpi_gbl_root_table_list.tables[i];
if (!ACPI_COMPARE_NAME(&table_desc->signature, signature)) {
if (!ACPI_COMPARE_NAMESEG(&table_desc->signature, signature)) {
continue;
}

15
drivers/acpi/acpica/tbxfload.c
View File

@ -118,7 +118,7 @@ acpi_status acpi_tb_load_namespace(void)
table = &acpi_gbl_root_table_list.tables[acpi_gbl_dsdt_index];
if (!acpi_gbl_root_table_list.current_table_count ||
!ACPI_COMPARE_NAME(table->signature.ascii, ACPI_SIG_DSDT) ||
!ACPI_COMPARE_NAMESEG(table->signature.ascii, ACPI_SIG_DSDT) ||
ACPI_FAILURE(acpi_tb_validate_table(table))) {
status = AE_NO_ACPI_TABLES;
goto unlock_and_exit;
@ -170,11 +170,12 @@ acpi_status acpi_tb_load_namespace(void)
table = &acpi_gbl_root_table_list.tables[i];
if (!table->address ||
(!ACPI_COMPARE_NAME(table->signature.ascii, ACPI_SIG_SSDT)
&& !ACPI_COMPARE_NAME(table->signature.ascii,
ACPI_SIG_PSDT)
&& !ACPI_COMPARE_NAME(table->signature.ascii,
ACPI_SIG_OSDT))
(!ACPI_COMPARE_NAMESEG
(table->signature.ascii, ACPI_SIG_SSDT)
&& !ACPI_COMPARE_NAMESEG(table->signature.ascii,
ACPI_SIG_PSDT)
&& !ACPI_COMPARE_NAMESEG(table->signature.ascii,
ACPI_SIG_OSDT))
|| ACPI_FAILURE(acpi_tb_validate_table(table))) {
continue;
}
@ -364,7 +365,7 @@ acpi_status acpi_unload_parent_table(acpi_handle object)
* only these types can contain AML and thus are the only types
* that can create namespace objects.
*/
if (ACPI_COMPARE_NAME
if (ACPI_COMPARE_NAMESEG
(acpi_gbl_root_table_list.tables[i].signature.ascii,
ACPI_SIG_DSDT)) {
status = AE_TYPE;

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

@ -59,10 +59,10 @@ u8 acpi_ut_is_aml_table(struct acpi_table_header *table)
/* These are the only tables that contain executable AML */
if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_DSDT) ||
ACPI_COMPARE_NAME(table->signature, ACPI_SIG_PSDT) ||
ACPI_COMPARE_NAME(table->signature, ACPI_SIG_SSDT) ||
ACPI_COMPARE_NAME(table->signature, ACPI_SIG_OSDT) ||
if (ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_DSDT) ||
ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_PSDT) ||
ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_SSDT) ||
ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_OSDT) ||
ACPI_IS_OEM_SIG(table->signature)) {
return (TRUE);
}

4
drivers/acpi/acpica/utpredef.c
View File

@ -84,7 +84,7 @@ const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name)
this_name = acpi_gbl_predefined_methods;
while (this_name->info.name[0]) {
if (ACPI_COMPARE_NAME(name, this_name->info.name)) {
if (ACPI_COMPARE_NAMESEG(name, this_name->info.name)) {
return (this_name);
}
@ -201,7 +201,7 @@ const union acpi_predefined_info *acpi_ut_match_resource_name(char *name)
this_name = acpi_gbl_resource_names;
while (this_name->info.name[0]) {
if (ACPI_COMPARE_NAME(name, this_name->info.name)) {
if (ACPI_COMPARE_NAMESEG(name, this_name->info.name)) {
return (this_name);
}

2
drivers/acpi/acpica/utstring.c
View File

@ -141,7 +141,7 @@ void acpi_ut_repair_name(char *name)
* Special case for the root node. This can happen if we get an
* error during the execution of module-level code.
*/
if (ACPI_COMPARE_NAME(name, ACPI_ROOT_PATHNAME)) {
if (ACPI_COMPARE_NAMESEG(name, ACPI_ROOT_PATHNAME)) {
return;
}

2
drivers/acpi/scan.c
View File

@ -2260,7 +2260,7 @@ int __init __acpi_probe_device_table(struct acpi_probe_entry *ap_head, int nr)
mutex_lock(&acpi_probe_mutex);
for (ape = ap_head; nr; ape++, nr--) {
if (ACPI_COMPARE_NAME(ACPI_SIG_MADT, ape->id)) {
if (ACPI_COMPARE_NAMESEG(ACPI_SIG_MADT, ape->id)) {
acpi_probe_count = 0;
acpi_table_parse_madt(ape->type, acpi_match_madt, 0);
count += acpi_probe_count;

8
drivers/acpi/sysfs.c
View File

@ -368,10 +368,10 @@ static int acpi_table_attr_init(struct kobject *tables_obj,
char instance_str[ACPI_INST_SIZE];
sysfs_attr_init(&table_attr->attr.attr);
ACPI_MOVE_NAME(table_attr->name, table_header->signature);
ACPI_COPY_NAMESEG(table_attr->name, table_header->signature);
list_for_each_entry(attr, &acpi_table_attr_list, node) {
if (ACPI_COMPARE_NAME(table_attr->name, attr->name))
if (ACPI_COMPARE_NAMESEG(table_attr->name, attr->name))
if (table_attr->instance < attr->instance)
table_attr->instance = attr->instance;
}
@ -382,7 +382,7 @@ static int acpi_table_attr_init(struct kobject *tables_obj,
return -ERANGE;
}
ACPI_MOVE_NAME(table_attr->filename, table_header->signature);
ACPI_COPY_NAMESEG(table_attr->filename, table_header->signature);
table_attr->filename[ACPI_NAME_SIZE] = '\0';
if (table_attr->instance > 1 || (table_attr->instance == 1 &&
!acpi_get_table
@ -484,7 +484,7 @@ static int acpi_table_data_init(struct acpi_table_header *th)
int i;
for (i = 0; i < NUM_ACPI_DATA_OBJS; i++) {
if (ACPI_COMPARE_NAME(th->signature, acpi_data_objs[i].name)) {
if (ACPI_COMPARE_NAMESEG(th->signature, acpi_data_objs[i].name)) {
data_attr = kzalloc(sizeof(*data_attr), GFP_KERNEL);
if (!data_attr)
return -ENOMEM;

4
drivers/acpi/tables.c
View File

@ -670,8 +670,8 @@ static void __init acpi_table_initrd_scan(void)
table_length = table->length;
/* Skip RSDT/XSDT which should only be used for override */
if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_RSDT) ||
ACPI_COMPARE_NAME(table->signature, ACPI_SIG_XSDT)) {
if (ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_RSDT) ||
ACPI_COMPARE_NAMESEG(table->signature, ACPI_SIG_XSDT)) {
acpi_os_unmap_memory(table, ACPI_HEADER_SIZE);
goto next_table;
}

4
include/acpi/actypes.h
View File

@ -515,10 +515,10 @@ typedef u64 acpi_integer;
/* Optimizations for 4-character (32-bit) acpi_name manipulation */
#ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
#define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b)))
#define ACPI_COMPARE_NAMESEG(a,b) (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b)))
#define ACPI_COPY_NAMESEG(dest,src) (*ACPI_CAST_PTR (u32, (dest)) = *ACPI_CAST_PTR (u32, (src)))
#else
#define ACPI_COMPARE_NAME(a,b) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE))
#define ACPI_COMPARE_NAMESEG(a,b) (!strncmp (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE))
#define ACPI_COPY_NAMESEG(dest,src) (strncpy (ACPI_CAST_PTR (char, (dest)), ACPI_CAST_PTR (char, (src)), ACPI_NAME_SIZE))
#endif

30
tools/power/acpi/os_specific/service_layers/oslinuxtbl.c
View File

@ -293,7 +293,7 @@ static acpi_status osl_add_table_to_list(char *signature, u32 instance)
} else {
next = gbl_table_list_head;
while (1) {
if (ACPI_COMPARE_NAME(next->signature, signature)) {
if (ACPI_COMPARE_NAMESEG(next->signature, signature)) {
if (next->instance == instance) {
found = TRUE;
}
@ -782,11 +782,11 @@ osl_get_bios_table(char *signature,
/* Handle special tables whose addresses are not in RSDT/XSDT */
if (ACPI_COMPARE_NAME(signature, ACPI_RSDP_NAME) ||
ACPI_COMPARE_NAME(signature, ACPI_SIG_RSDT) ||
ACPI_COMPARE_NAME(signature, ACPI_SIG_XSDT) ||
ACPI_COMPARE_NAME(signature, ACPI_SIG_DSDT) ||
ACPI_COMPARE_NAME(signature, ACPI_SIG_FACS)) {
if (ACPI_COMPARE_NAMESEG(signature, ACPI_RSDP_NAME) ||
ACPI_COMPARE_NAMESEG(signature, ACPI_SIG_RSDT) ||
ACPI_COMPARE_NAMESEG(signature, ACPI_SIG_XSDT) ||
ACPI_COMPARE_NAMESEG(signature, ACPI_SIG_DSDT) ||
ACPI_COMPARE_NAMESEG(signature, ACPI_SIG_FACS)) {
find_next_instance:
@ -797,7 +797,7 @@ find_next_instance:
* careful about the FADT length and validate table addresses.
* Note: The 64-bit addresses have priority.
*/
if (ACPI_COMPARE_NAME(signature, ACPI_SIG_DSDT)) {
if (ACPI_COMPARE_NAMESEG(signature, ACPI_SIG_DSDT)) {
if (current_instance < 2) {
if ((gbl_fadt->header.length >=
MIN_FADT_FOR_XDSDT) && gbl_fadt->Xdsdt
@ -815,7 +815,7 @@ find_next_instance:
dsdt;
}
}
} else if (ACPI_COMPARE_NAME(signature, ACPI_SIG_FACS)) {
} else if (ACPI_COMPARE_NAMESEG(signature, ACPI_SIG_FACS)) {
if (current_instance < 2) {
if ((gbl_fadt->header.length >=
MIN_FADT_FOR_XFACS) && gbl_fadt->Xfacs
@ -833,7 +833,7 @@ find_next_instance:
facs;
}
}
} else if (ACPI_COMPARE_NAME(signature, ACPI_SIG_XSDT)) {
} else if (ACPI_COMPARE_NAMESEG(signature, ACPI_SIG_XSDT)) {
if (!gbl_revision) {
return (AE_BAD_SIGNATURE);
}
@ -842,7 +842,7 @@ find_next_instance:
(acpi_physical_address)gbl_rsdp.
xsdt_physical_address;
}
} else if (ACPI_COMPARE_NAME(signature, ACPI_SIG_RSDT)) {
} else if (ACPI_COMPARE_NAMESEG(signature, ACPI_SIG_RSDT)) {
if (current_instance == 0) {
table_address =
(acpi_physical_address)gbl_rsdp.
@ -931,7 +931,7 @@ find_next_instance:
/* Does this table match the requested signature? */
if (!ACPI_COMPARE_NAME
if (!ACPI_COMPARE_NAMESEG
(mapped_table->signature, signature)) {
osl_unmap_table(mapped_table);
mapped_table = NULL;
@ -1086,8 +1086,8 @@ osl_map_table(acpi_size address,
return (AE_BAD_SIGNATURE);
}
} else
if (!ACPI_COMPARE_NAME(signature, mapped_table->signature))
{
if (!ACPI_COMPARE_NAMESEG
(signature, mapped_table->signature)) {
acpi_os_unmap_memory(mapped_table,
sizeof(struct acpi_table_header));
return (AE_BAD_SIGNATURE);
@ -1236,7 +1236,7 @@ osl_read_table_from_file(char *filename,
status = AE_BAD_SIGNATURE;
goto exit;
}
} else if (!ACPI_COMPARE_NAME(signature, header.signature)) {
} else if (!ACPI_COMPARE_NAMESEG(signature, header.signature)) {
fprintf(stderr,
"Incorrect signature: Expecting %4.4s, found %4.4s\n",
signature, header.signature);
@ -1329,7 +1329,7 @@ osl_get_customized_table(char *pathname,
/* Ignore meaningless files */
if (!ACPI_COMPARE_NAME(filename, signature)) {
if (!ACPI_COMPARE_NAMESEG(filename, signature)) {
continue;
}

4
tools/power/acpi/tools/acpidump/apdump.c
View File

@ -310,9 +310,9 @@ int ap_dump_table_by_name(char *signature)
/* To be friendly, handle tables whose signatures do not match the name */
if (ACPI_COMPARE_NAME(local_signature, "FADT")) {
if (ACPI_COMPARE_NAMESEG(local_signature, "FADT")) {
strcpy(local_signature, ACPI_SIG_FADT);
} else if (ACPI_COMPARE_NAME(local_signature, "MADT")) {
} else if (ACPI_COMPARE_NAMESEG(local_signature, "MADT")) {
strcpy(local_signature, ACPI_SIG_MADT);
}