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path: root/drivers/acpi/namespace/nsnames.c
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Diffstat (limited to 'drivers/acpi/namespace/nsnames.c')
-rw-r--r--drivers/acpi/namespace/nsnames.c118
1 files changed, 46 insertions, 72 deletions
diff --git a/drivers/acpi/namespace/nsnames.c b/drivers/acpi/namespace/nsnames.c
index d8ce7e39795f..d5e8dea61c27 100644
--- a/drivers/acpi/namespace/nsnames.c
+++ b/drivers/acpi/namespace/nsnames.c
@@ -41,23 +41,17 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-
#include <acpi/acpi.h>
#include <acpi/amlcode.h>
#include <acpi/acnamesp.h>
-
#define _COMPONENT ACPI_NAMESPACE
- ACPI_MODULE_NAME ("nsnames")
+ACPI_MODULE_NAME("nsnames")
/* Local prototypes */
-
static void
-acpi_ns_build_external_path (
- struct acpi_namespace_node *node,
- acpi_size size,
- char *name_buffer);
-
+acpi_ns_build_external_path(struct acpi_namespace_node *node,
+ acpi_size size, char *name_buffer);
/*******************************************************************************
*
@@ -75,17 +69,13 @@ acpi_ns_build_external_path (
******************************************************************************/
static void
-acpi_ns_build_external_path (
- struct acpi_namespace_node *node,
- acpi_size size,
- char *name_buffer)
+acpi_ns_build_external_path(struct acpi_namespace_node *node,
+ acpi_size size, char *name_buffer)
{
- acpi_size index;
- struct acpi_namespace_node *parent_node;
-
-
- ACPI_FUNCTION_NAME ("ns_build_external_path");
+ acpi_size index;
+ struct acpi_namespace_node *parent_node;
+ ACPI_FUNCTION_NAME("ns_build_external_path");
/* Special case for root */
@@ -106,8 +96,8 @@ acpi_ns_build_external_path (
/* Put the name into the buffer */
- ACPI_MOVE_32_TO_32 ((name_buffer + index), &parent_node->name);
- parent_node = acpi_ns_get_parent_node (parent_node);
+ ACPI_MOVE_32_TO_32((name_buffer + index), &parent_node->name);
+ parent_node = acpi_ns_get_parent_node(parent_node);
/* Prefix name with the path separator */
@@ -120,15 +110,14 @@ acpi_ns_build_external_path (
name_buffer[index] = AML_ROOT_PREFIX;
if (index != 0) {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
- "Could not construct pathname; index=%X, size=%X, Path=%s\n",
- (u32) index, (u32) size, &name_buffer[size]));
+ ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
+ "Could not construct pathname; index=%X, size=%X, Path=%s\n",
+ (u32) index, (u32) size, &name_buffer[size]));
}
return;
}
-
#ifdef ACPI_DEBUG_OUTPUT
/*******************************************************************************
*
@@ -144,37 +133,32 @@ acpi_ns_build_external_path (
*
******************************************************************************/
-char *
-acpi_ns_get_external_pathname (
- struct acpi_namespace_node *node)
+char *acpi_ns_get_external_pathname(struct acpi_namespace_node *node)
{
- char *name_buffer;
- acpi_size size;
-
-
- ACPI_FUNCTION_TRACE_PTR ("ns_get_external_pathname", node);
+ char *name_buffer;
+ acpi_size size;
+ ACPI_FUNCTION_TRACE_PTR("ns_get_external_pathname", node);
/* Calculate required buffer size based on depth below root */
- size = acpi_ns_get_pathname_length (node);
+ size = acpi_ns_get_pathname_length(node);
/* Allocate a buffer to be returned to caller */
- name_buffer = ACPI_MEM_CALLOCATE (size);
+ name_buffer = ACPI_MEM_CALLOCATE(size);
if (!name_buffer) {
- ACPI_REPORT_ERROR (("ns_get_table_pathname: allocation failure\n"));
- return_PTR (NULL);
+ ACPI_REPORT_ERROR(("ns_get_table_pathname: allocation failure\n"));
+ return_PTR(NULL);
}
/* Build the path in the allocated buffer */
- acpi_ns_build_external_path (node, size, name_buffer);
- return_PTR (name_buffer);
+ acpi_ns_build_external_path(node, size, name_buffer);
+ return_PTR(name_buffer);
}
#endif
-
/*******************************************************************************
*
* FUNCTION: acpi_ns_get_pathname_length
@@ -187,16 +171,12 @@ acpi_ns_get_external_pathname (
*
******************************************************************************/
-acpi_size
-acpi_ns_get_pathname_length (
- struct acpi_namespace_node *node)
+acpi_size acpi_ns_get_pathname_length(struct acpi_namespace_node *node)
{
- acpi_size size;
- struct acpi_namespace_node *next_node;
-
-
- ACPI_FUNCTION_ENTRY ();
+ acpi_size size;
+ struct acpi_namespace_node *next_node;
+ ACPI_FUNCTION_ENTRY();
/*
* Compute length of pathname as 5 * number of name segments.
@@ -207,17 +187,16 @@ acpi_ns_get_pathname_length (
while (next_node && (next_node != acpi_gbl_root_node)) {
size += ACPI_PATH_SEGMENT_LENGTH;
- next_node = acpi_ns_get_parent_node (next_node);
+ next_node = acpi_ns_get_parent_node(next_node);
}
if (!size) {
- size = 1; /* Root node case */
+ size = 1; /* Root node case */
}
- return (size + 1); /* +1 for null string terminator */
+ return (size + 1); /* +1 for null string terminator */
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ns_handle_to_pathname
@@ -233,41 +212,36 @@ acpi_ns_get_pathname_length (
******************************************************************************/
acpi_status
-acpi_ns_handle_to_pathname (
- acpi_handle target_handle,
- struct acpi_buffer *buffer)
+acpi_ns_handle_to_pathname(acpi_handle target_handle,
+ struct acpi_buffer * buffer)
{
- acpi_status status;
- struct acpi_namespace_node *node;
- acpi_size required_size;
+ acpi_status status;
+ struct acpi_namespace_node *node;
+ acpi_size required_size;
+ ACPI_FUNCTION_TRACE_PTR("ns_handle_to_pathname", target_handle);
- ACPI_FUNCTION_TRACE_PTR ("ns_handle_to_pathname", target_handle);
-
-
- node = acpi_ns_map_handle_to_node (target_handle);
+ node = acpi_ns_map_handle_to_node(target_handle);
if (!node) {
- return_ACPI_STATUS (AE_BAD_PARAMETER);
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
}
/* Determine size required for the caller buffer */
- required_size = acpi_ns_get_pathname_length (node);
+ required_size = acpi_ns_get_pathname_length(node);
/* Validate/Allocate/Clear caller buffer */
- status = acpi_ut_initialize_buffer (buffer, required_size);
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_ut_initialize_buffer(buffer, required_size);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
/* Build the path in the caller buffer */
- acpi_ns_build_external_path (node, required_size, buffer->pointer);
+ acpi_ns_build_external_path(node, required_size, buffer->pointer);
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%s [%X] \n",
- (char *) buffer->pointer, (u32) required_size));
- return_ACPI_STATUS (AE_OK);
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%s [%X] \n",
+ (char *)buffer->pointer, (u32) required_size));
+ return_ACPI_STATUS(AE_OK);
}
-
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 04:06:46 +0000