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path: root/drivers/acpi/executer/exutils.c
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Diffstat (limited to 'drivers/acpi/executer/exutils.c')
-rw-r--r--drivers/acpi/executer/exutils.c173
1 files changed, 63 insertions, 110 deletions
diff --git a/drivers/acpi/executer/exutils.c b/drivers/acpi/executer/exutils.c
index 5c7ec0c04177..1ee79d8c8f88 100644
--- a/drivers/acpi/executer/exutils.c
+++ b/drivers/acpi/executer/exutils.c
@@ -42,7 +42,6 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-
/*
* DEFINE_AML_GLOBALS is tested in amlcode.h
* to determine whether certain global names should be "defined" or only
@@ -65,15 +64,10 @@
#include <acpi/acevents.h>
#define _COMPONENT ACPI_EXECUTER
- ACPI_MODULE_NAME ("exutils")
+ACPI_MODULE_NAME("exutils")
/* Local prototypes */
-
-static u32
-acpi_ex_digits_needed (
- acpi_integer value,
- u32 base);
-
+static u32 acpi_ex_digits_needed(acpi_integer value, u32 base);
#ifndef ACPI_NO_METHOD_EXECUTION
/*******************************************************************************
@@ -89,24 +83,20 @@ acpi_ex_digits_needed (
*
******************************************************************************/
-acpi_status
-acpi_ex_enter_interpreter (
- void)
+acpi_status acpi_ex_enter_interpreter(void)
{
- acpi_status status;
-
- ACPI_FUNCTION_TRACE ("ex_enter_interpreter");
+ acpi_status status;
+ ACPI_FUNCTION_TRACE("ex_enter_interpreter");
- status = acpi_ut_acquire_mutex (ACPI_MTX_EXECUTE);
- if (ACPI_FAILURE (status)) {
- ACPI_REPORT_ERROR (("Could not acquire interpreter mutex\n"));
+ status = acpi_ut_acquire_mutex(ACPI_MTX_EXECUTE);
+ if (ACPI_FAILURE(status)) {
+ ACPI_REPORT_ERROR(("Could not acquire interpreter mutex\n"));
}
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_exit_interpreter
@@ -129,25 +119,20 @@ acpi_ex_enter_interpreter (
*
******************************************************************************/
-void
-acpi_ex_exit_interpreter (
- void)
+void acpi_ex_exit_interpreter(void)
{
- acpi_status status;
-
-
- ACPI_FUNCTION_TRACE ("ex_exit_interpreter");
+ acpi_status status;
+ ACPI_FUNCTION_TRACE("ex_exit_interpreter");
- status = acpi_ut_release_mutex (ACPI_MTX_EXECUTE);
- if (ACPI_FAILURE (status)) {
- ACPI_REPORT_ERROR (("Could not release interpreter mutex\n"));
+ status = acpi_ut_release_mutex(ACPI_MTX_EXECUTE);
+ if (ACPI_FAILURE(status)) {
+ ACPI_REPORT_ERROR(("Could not release interpreter mutex\n"));
}
return_VOID;
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_truncate_for32bit_table
@@ -161,20 +146,17 @@ acpi_ex_exit_interpreter (
*
******************************************************************************/
-void
-acpi_ex_truncate_for32bit_table (
- union acpi_operand_object *obj_desc)
+void acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc)
{
- ACPI_FUNCTION_ENTRY ();
-
+ ACPI_FUNCTION_ENTRY();
/*
* Object must be a valid number and we must be executing
* a control method
*/
if ((!obj_desc) ||
- (ACPI_GET_OBJECT_TYPE (obj_desc) != ACPI_TYPE_INTEGER)) {
+ (ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_INTEGER)) {
return;
}
@@ -187,7 +169,6 @@ acpi_ex_truncate_for32bit_table (
}
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_acquire_global_lock
@@ -203,37 +184,31 @@ acpi_ex_truncate_for32bit_table (
*
******************************************************************************/
-u8
-acpi_ex_acquire_global_lock (
- u32 field_flags)
+u8 acpi_ex_acquire_global_lock(u32 field_flags)
{
- u8 locked = FALSE;
- acpi_status status;
-
-
- ACPI_FUNCTION_TRACE ("ex_acquire_global_lock");
+ u8 locked = FALSE;
+ acpi_status status;
+ ACPI_FUNCTION_TRACE("ex_acquire_global_lock");
/* Only attempt lock if the always_lock bit is set */
if (field_flags & AML_FIELD_LOCK_RULE_MASK) {
/* We should attempt to get the lock, wait forever */
- status = acpi_ev_acquire_global_lock (ACPI_WAIT_FOREVER);
- if (ACPI_SUCCESS (status)) {
+ status = acpi_ev_acquire_global_lock(ACPI_WAIT_FOREVER);
+ if (ACPI_SUCCESS(status)) {
locked = TRUE;
- }
- else {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
- "Could not acquire Global Lock, %s\n",
- acpi_format_exception (status)));
+ } else {
+ ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
+ "Could not acquire Global Lock, %s\n",
+ acpi_format_exception(status)));
}
}
- return_VALUE (locked);
+ return_VALUE(locked);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_release_global_lock
@@ -247,34 +222,28 @@ acpi_ex_acquire_global_lock (
*
******************************************************************************/
-void
-acpi_ex_release_global_lock (
- u8 locked_by_me)
+void acpi_ex_release_global_lock(u8 locked_by_me)
{
- acpi_status status;
-
-
- ACPI_FUNCTION_TRACE ("ex_release_global_lock");
+ acpi_status status;
+ ACPI_FUNCTION_TRACE("ex_release_global_lock");
/* Only attempt unlock if the caller locked it */
if (locked_by_me) {
/* OK, now release the lock */
- status = acpi_ev_release_global_lock ();
- if (ACPI_FAILURE (status)) {
+ status = acpi_ev_release_global_lock();
+ if (ACPI_FAILURE(status)) {
/* Report the error, but there isn't much else we can do */
- ACPI_REPORT_ERROR (("Could not release ACPI Global Lock, %s\n",
- acpi_format_exception (status)));
+ ACPI_REPORT_ERROR(("Could not release ACPI Global Lock, %s\n", acpi_format_exception(status)));
}
}
return_VOID;
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_digits_needed
@@ -289,22 +258,17 @@ acpi_ex_release_global_lock (
*
******************************************************************************/
-static u32
-acpi_ex_digits_needed (
- acpi_integer value,
- u32 base)
+static u32 acpi_ex_digits_needed(acpi_integer value, u32 base)
{
- u32 num_digits;
- acpi_integer current_value;
-
-
- ACPI_FUNCTION_TRACE ("ex_digits_needed");
+ u32 num_digits;
+ acpi_integer current_value;
+ ACPI_FUNCTION_TRACE("ex_digits_needed");
/* acpi_integer is unsigned, so we don't worry about a '-' prefix */
if (value == 0) {
- return_VALUE (1);
+ return_VALUE(1);
}
current_value = value;
@@ -313,14 +277,14 @@ acpi_ex_digits_needed (
/* Count the digits in the requested base */
while (current_value) {
- (void) acpi_ut_short_divide (current_value, base, &current_value, NULL);
+ (void)acpi_ut_short_divide(current_value, base, &current_value,
+ NULL);
num_digits++;
}
- return_VALUE (num_digits);
+ return_VALUE(num_digits);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_eisa_id_to_string
@@ -334,32 +298,26 @@ acpi_ex_digits_needed (
*
******************************************************************************/
-void
-acpi_ex_eisa_id_to_string (
- u32 numeric_id,
- char *out_string)
+void acpi_ex_eisa_id_to_string(u32 numeric_id, char *out_string)
{
- u32 eisa_id;
-
-
- ACPI_FUNCTION_ENTRY ();
+ u32 eisa_id;
+ ACPI_FUNCTION_ENTRY();
/* Swap ID to big-endian to get contiguous bits */
- eisa_id = acpi_ut_dword_byte_swap (numeric_id);
+ eisa_id = acpi_ut_dword_byte_swap(numeric_id);
- out_string[0] = (char) ('@' + (((unsigned long) eisa_id >> 26) & 0x1f));
- out_string[1] = (char) ('@' + ((eisa_id >> 21) & 0x1f));
- out_string[2] = (char) ('@' + ((eisa_id >> 16) & 0x1f));
- out_string[3] = acpi_ut_hex_to_ascii_char ((acpi_integer) eisa_id, 12);
- out_string[4] = acpi_ut_hex_to_ascii_char ((acpi_integer) eisa_id, 8);
- out_string[5] = acpi_ut_hex_to_ascii_char ((acpi_integer) eisa_id, 4);
- out_string[6] = acpi_ut_hex_to_ascii_char ((acpi_integer) eisa_id, 0);
+ out_string[0] = (char)('@' + (((unsigned long)eisa_id >> 26) & 0x1f));
+ out_string[1] = (char)('@' + ((eisa_id >> 21) & 0x1f));
+ out_string[2] = (char)('@' + ((eisa_id >> 16) & 0x1f));
+ out_string[3] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 12);
+ out_string[4] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 8);
+ out_string[5] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 4);
+ out_string[6] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 0);
out_string[7] = 0;
}
-
/*******************************************************************************
*
* FUNCTION: acpi_ex_unsigned_integer_to_string
@@ -369,30 +327,25 @@ acpi_ex_eisa_id_to_string (
*
* RETURN: None, string
*
- * DESCRIPTOIN: Convert a number to string representation. Assumes string
+ * DESCRIPTION: Convert a number to string representation. Assumes string
* buffer is large enough to hold the string.
*
******************************************************************************/
-void
-acpi_ex_unsigned_integer_to_string (
- acpi_integer value,
- char *out_string)
+void acpi_ex_unsigned_integer_to_string(acpi_integer value, char *out_string)
{
- u32 count;
- u32 digits_needed;
- u32 remainder;
-
-
- ACPI_FUNCTION_ENTRY ();
+ u32 count;
+ u32 digits_needed;
+ u32 remainder;
+ ACPI_FUNCTION_ENTRY();
- digits_needed = acpi_ex_digits_needed (value, 10);
+ digits_needed = acpi_ex_digits_needed(value, 10);
out_string[digits_needed] = 0;
for (count = digits_needed; count > 0; count--) {
- (void) acpi_ut_short_divide (value, 10, &value, &remainder);
- out_string[count-1] = (char) ('0' + remainder);\
+ (void)acpi_ut_short_divide(value, 10, &value, &remainder);
+ out_string[count - 1] = (char)('0' + remainder);
}
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-17 22:59:35 +0300