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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.c37
1 files changed, 29 insertions, 8 deletions
diff --git a/drivers/acpi/executer/exutils.c b/drivers/acpi/executer/exutils.c
index 40c6abb8b49..5c7ec0c0417 100644
--- a/drivers/acpi/executer/exutils.c
+++ b/drivers/acpi/executer/exutils.c
@@ -67,22 +67,31 @@
#define _COMPONENT ACPI_EXECUTER
ACPI_MODULE_NAME ("exutils")
+/* Local prototypes */
-#ifndef ACPI_NO_METHOD_EXECUTION
+static u32
+acpi_ex_digits_needed (
+ acpi_integer value,
+ u32 base);
+
+#ifndef ACPI_NO_METHOD_EXECUTION
/*******************************************************************************
*
* FUNCTION: acpi_ex_enter_interpreter
*
* PARAMETERS: None
*
+ * RETURN: Status
+ *
* DESCRIPTION: Enter the interpreter execution region. Failure to enter
* the interpreter region is a fatal system error
*
******************************************************************************/
acpi_status
-acpi_ex_enter_interpreter (void)
+acpi_ex_enter_interpreter (
+ void)
{
acpi_status status;
@@ -104,6 +113,8 @@ acpi_ex_enter_interpreter (void)
*
* PARAMETERS: None
*
+ * RETURN: None
+ *
* DESCRIPTION: Exit the interpreter execution region
*
* Cases where the interpreter is unlocked:
@@ -119,7 +130,8 @@ acpi_ex_enter_interpreter (void)
******************************************************************************/
void
-acpi_ex_exit_interpreter (void)
+acpi_ex_exit_interpreter (
+ void)
{
acpi_status status;
@@ -212,7 +224,8 @@ acpi_ex_acquire_global_lock (
locked = TRUE;
}
else {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Could not acquire Global Lock, %s\n",
+ ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+ "Could not acquire Global Lock, %s\n",
acpi_format_exception (status)));
}
}
@@ -228,7 +241,7 @@ acpi_ex_acquire_global_lock (
* PARAMETERS: locked_by_me - Return value from corresponding call to
* acquire_global_lock.
*
- * RETURN: Status
+ * RETURN: None
*
* DESCRIPTION: Release the global lock if it is locked.
*
@@ -269,11 +282,14 @@ acpi_ex_release_global_lock (
* PARAMETERS: Value - Value to be represented
* Base - Base of representation
*
- * RETURN: the number of digits needed to represent Value in Base
+ * RETURN: The number of digits.
+ *
+ * DESCRIPTION: Calculate the number of digits needed to represent the Value
+ * in the given Base (Radix)
*
******************************************************************************/
-u32
+static u32
acpi_ex_digits_needed (
acpi_integer value,
u32 base)
@@ -312,6 +328,8 @@ acpi_ex_digits_needed (
* PARAMETERS: numeric_id - EISA ID to be converted
* out_string - Where to put the converted string (8 bytes)
*
+ * RETURN: None
+ *
* DESCRIPTION: Convert a numeric EISA ID to string representation
*
******************************************************************************/
@@ -349,7 +367,10 @@ acpi_ex_eisa_id_to_string (
* PARAMETERS: Value - Value to be converted
* out_string - Where to put the converted string (8 bytes)
*
- * RETURN: Convert a number to string representation
+ * RETURN: None, string
+ *
+ * DESCRIPTOIN: Convert a number to string representation. Assumes string
+ * buffer is large enough to hold the string.
*
******************************************************************************/