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path: root/drivers/acpi/events/evevent.c
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Diffstat (limited to 'drivers/acpi/events/evevent.c')
-rw-r--r--drivers/acpi/events/evevent.c33
1 files changed, 23 insertions, 10 deletions
diff --git a/drivers/acpi/events/evevent.c b/drivers/acpi/events/evevent.c
index 2a213604ae51..dd3a72a869f4 100644
--- a/drivers/acpi/events/evevent.c
+++ b/drivers/acpi/events/evevent.c
@@ -47,6 +47,16 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME ("evevent")
+/* Local prototypes */
+
+static acpi_status
+acpi_ev_fixed_event_initialize (
+ void);
+
+static u32
+acpi_ev_fixed_event_dispatch (
+ u32 event);
+
/*******************************************************************************
*
@@ -56,7 +66,7 @@
*
* RETURN: Status
*
- * DESCRIPTION: Initialize global data structures for events.
+ * DESCRIPTION: Initialize global data structures for ACPI events (Fixed, GPE)
*
******************************************************************************/
@@ -78,9 +88,9 @@ acpi_ev_initialize_events (
}
/*
- * Initialize the Fixed and General Purpose Events. This is
- * done prior to enabling SCIs to prevent interrupts from
- * occurring before handers are installed.
+ * Initialize the Fixed and General Purpose Events. This is done prior to
+ * enabling SCIs to prevent interrupts from occurring before the handlers are
+ * installed.
*/
status = acpi_ev_fixed_event_initialize ();
if (ACPI_FAILURE (status)) {
@@ -161,7 +171,7 @@ acpi_ev_install_xrupt_handlers (
*
******************************************************************************/
-acpi_status
+static acpi_status
acpi_ev_fixed_event_initialize (
void)
{
@@ -180,7 +190,8 @@ acpi_ev_fixed_event_initialize (
/* Enable the fixed event */
if (acpi_gbl_fixed_event_info[i].enable_register_id != 0xFF) {
- status = acpi_set_register (acpi_gbl_fixed_event_info[i].enable_register_id,
+ status = acpi_set_register (
+ acpi_gbl_fixed_event_info[i].enable_register_id,
0, ACPI_MTX_LOCK);
if (ACPI_FAILURE (status)) {
return (status);
@@ -200,7 +211,7 @@ acpi_ev_fixed_event_initialize (
*
* RETURN: INTERRUPT_HANDLED or INTERRUPT_NOT_HANDLED
*
- * DESCRIPTION: Checks the PM status register for fixed events
+ * DESCRIPTION: Checks the PM status register for active fixed events
*
******************************************************************************/
@@ -221,8 +232,10 @@ acpi_ev_fixed_event_detect (
* Read the fixed feature status and enable registers, as all the cases
* depend on their values. Ignore errors here.
*/
- (void) acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_STATUS, &fixed_status);
- (void) acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_ENABLE, &fixed_enable);
+ (void) acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_STATUS,
+ &fixed_status);
+ (void) acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_ENABLE,
+ &fixed_enable);
ACPI_DEBUG_PRINT ((ACPI_DB_INTERRUPTS,
"Fixed Event Block: Enable %08X Status %08X\n",
@@ -259,7 +272,7 @@ acpi_ev_fixed_event_detect (
*
******************************************************************************/
-u32
+static u32
acpi_ev_fixed_event_dispatch (
u32 event)
{