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path: root/drivers/acpi/events/evmisc.c
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Diffstat (limited to 'drivers/acpi/events/evmisc.c')
-rw-r--r--drivers/acpi/events/evmisc.c97
1 files changed, 63 insertions, 34 deletions
diff --git a/drivers/acpi/events/evmisc.c b/drivers/acpi/events/evmisc.c
index 2548efa7a45..659e9095611 100644
--- a/drivers/acpi/events/evmisc.c
+++ b/drivers/acpi/events/evmisc.c
@@ -50,6 +50,35 @@
ACPI_MODULE_NAME ("evmisc")
+#ifdef ACPI_DEBUG_OUTPUT
+static const char *acpi_notify_value_names[] =
+{
+ "Bus Check",
+ "Device Check",
+ "Device Wake",
+ "Eject request",
+ "Device Check Light",
+ "Frequency Mismatch",
+ "Bus Mode Mismatch",
+ "Power Fault"
+};
+#endif
+
+/* Local prototypes */
+
+static void ACPI_SYSTEM_XFACE
+acpi_ev_notify_dispatch (
+ void *context);
+
+static void ACPI_SYSTEM_XFACE
+acpi_ev_global_lock_thread (
+ void *context);
+
+static u32
+acpi_ev_global_lock_handler (
+ void *context);
+
+
/*******************************************************************************
*
* FUNCTION: acpi_ev_is_notify_object
@@ -98,20 +127,6 @@ acpi_ev_is_notify_object (
*
******************************************************************************/
-#ifdef ACPI_DEBUG_OUTPUT
-static const char *acpi_notify_value_names[] =
-{
- "Bus Check",
- "Device Check",
- "Device Wake",
- "Eject request",
- "Device Check Light",
- "Frequency Mismatch",
- "Bus Mode Mismatch",
- "Power Fault"
-};
-#endif
-
acpi_status
acpi_ev_queue_notify_request (
struct acpi_namespace_node *node,
@@ -128,9 +143,10 @@ acpi_ev_queue_notify_request (
/*
* For value 3 (Ejection Request), some device method may need to be run.
- * For value 2 (Device Wake) if _PRW exists, the _PS0 method may need to be run.
+ * For value 2 (Device Wake) if _PRW exists, the _PS0 method may need
+ * to be run.
* For value 0x80 (Status Change) on the power button or sleep button,
- * initiate soft-off or sleep operation?
+ * initiate soft-off or sleep operation?
*/
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"Dispatching Notify(%X) on node %p\n", notify_value, node));
@@ -140,8 +156,9 @@ acpi_ev_queue_notify_request (
acpi_notify_value_names[notify_value]));
}
else {
- ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Notify value: 0x%2.2X **Device Specific**\n",
- notify_value));
+ ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
+ "Notify value: 0x%2.2X **Device Specific**\n",
+ notify_value));
}
/* Get the notify object attached to the NS Node */
@@ -210,7 +227,7 @@ acpi_ev_queue_notify_request (
*
* FUNCTION: acpi_ev_notify_dispatch
*
- * PARAMETERS: Context - To be passsed to the notify handler
+ * PARAMETERS: Context - To be passed to the notify handler
*
* RETURN: None.
*
@@ -219,7 +236,7 @@ acpi_ev_queue_notify_request (
*
******************************************************************************/
-void ACPI_SYSTEM_XFACE
+static void ACPI_SYSTEM_XFACE
acpi_ev_notify_dispatch (
void *context)
{
@@ -234,7 +251,8 @@ acpi_ev_notify_dispatch (
/*
* We will invoke a global notify handler if installed.
- * This is done _before_ we invoke the per-device handler attached to the device.
+ * This is done _before_ we invoke the per-device handler attached
+ * to the device.
*/
if (notify_info->notify.value <= ACPI_MAX_SYS_NOTIFY) {
/* Global system notification handler */
@@ -256,15 +274,17 @@ acpi_ev_notify_dispatch (
/* Invoke the system handler first, if present */
if (global_handler) {
- global_handler (notify_info->notify.node, notify_info->notify.value, global_context);
+ global_handler (notify_info->notify.node, notify_info->notify.value,
+ global_context);
}
/* Now invoke the per-device handler, if present */
handler_obj = notify_info->notify.handler_obj;
if (handler_obj) {
- handler_obj->notify.handler (notify_info->notify.node, notify_info->notify.value,
- handler_obj->notify.context);
+ handler_obj->notify.handler (notify_info->notify.node,
+ notify_info->notify.value,
+ handler_obj->notify.context);
}
/* All done with the info object */
@@ -370,7 +390,8 @@ acpi_ev_global_lock_handler (
******************************************************************************/
acpi_status
-acpi_ev_init_global_lock_handler (void)
+acpi_ev_init_global_lock_handler (
+ void)
{
acpi_status status;
@@ -380,7 +401,7 @@ acpi_ev_init_global_lock_handler (void)
acpi_gbl_global_lock_present = TRUE;
status = acpi_install_fixed_event_handler (ACPI_EVENT_GLOBAL,
- acpi_ev_global_lock_handler, NULL);
+ acpi_ev_global_lock_handler, NULL);
/*
* If the global lock does not exist on this platform, the attempt
@@ -433,8 +454,10 @@ acpi_ev_acquire_global_lock (
acpi_gbl_global_lock_thread_count++;
- /* If we (OS side vs. BIOS side) have the hardware lock already, we are done */
-
+ /*
+ * If we (OS side vs. BIOS side) have the hardware lock already,
+ * we are done
+ */
if (acpi_gbl_global_lock_acquired) {
return_ACPI_STATUS (AE_OK);
}
@@ -480,7 +503,8 @@ acpi_ev_acquire_global_lock (
******************************************************************************/
acpi_status
-acpi_ev_release_global_lock (void)
+acpi_ev_release_global_lock (
+ void)
{
u8 pending = FALSE;
acpi_status status = AE_OK;
@@ -490,7 +514,8 @@ acpi_ev_release_global_lock (void)
if (!acpi_gbl_global_lock_thread_count) {
- ACPI_REPORT_WARNING(("Cannot release HW Global Lock, it has not been acquired\n"));
+ ACPI_REPORT_WARNING((
+ "Cannot release HW Global Lock, it has not been acquired\n"));
return_ACPI_STATUS (AE_NOT_ACQUIRED);
}
@@ -515,7 +540,8 @@ acpi_ev_release_global_lock (void)
* register
*/
if (pending) {
- status = acpi_set_register (ACPI_BITREG_GLOBAL_LOCK_RELEASE, 1, ACPI_MTX_LOCK);
+ status = acpi_set_register (ACPI_BITREG_GLOBAL_LOCK_RELEASE,
+ 1, ACPI_MTX_LOCK);
}
return_ACPI_STATUS (status);
@@ -535,7 +561,8 @@ acpi_ev_release_global_lock (void)
******************************************************************************/
void
-acpi_ev_terminate (void)
+acpi_ev_terminate (
+ void)
{
acpi_native_uint i;
acpi_status status;
@@ -555,7 +582,8 @@ acpi_ev_terminate (void)
for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) {
status = acpi_disable_event ((u32) i, 0);
if (ACPI_FAILURE (status)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Could not disable fixed event %d\n", (u32) i));
+ ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+ "Could not disable fixed event %d\n", (u32) i));
}
}
@@ -567,7 +595,8 @@ acpi_ev_terminate (void)
status = acpi_ev_remove_sci_handler ();
if (ACPI_FAILURE(status)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Could not remove SCI handler\n"));
+ ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
+ "Could not remove SCI handler\n"));
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-30 00:53:45 +0000