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path: root/drivers/acpi/utilities/utxface.c
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Diffstat (limited to 'drivers/acpi/utilities/utxface.c')
-rw-r--r--drivers/acpi/utilities/utxface.c267
1 files changed, 117 insertions, 150 deletions
diff --git a/drivers/acpi/utilities/utxface.c b/drivers/acpi/utilities/utxface.c
index 850da6817423..f06bd5e5e9d1 100644
--- a/drivers/acpi/utilities/utxface.c
+++ b/drivers/acpi/utilities/utxface.c
@@ -49,8 +49,7 @@
#include <acpi/acdebug.h>
#define _COMPONENT ACPI_UTILITIES
- ACPI_MODULE_NAME ("utxface")
-
+ACPI_MODULE_NAME("utxface")
/*******************************************************************************
*
@@ -64,60 +63,54 @@
* called, so any early initialization belongs here.
*
******************************************************************************/
-
-acpi_status
-acpi_initialize_subsystem (
- void)
+acpi_status acpi_initialize_subsystem(void)
{
- acpi_status status;
-
+ acpi_status status;
- ACPI_FUNCTION_TRACE ("acpi_initialize_subsystem");
+ ACPI_FUNCTION_TRACE("acpi_initialize_subsystem");
-
- ACPI_DEBUG_EXEC (acpi_ut_init_stack_ptr_trace ());
+ ACPI_DEBUG_EXEC(acpi_ut_init_stack_ptr_trace());
/* Initialize the OS-Dependent layer */
- status = acpi_os_initialize ();
- if (ACPI_FAILURE (status)) {
- ACPI_REPORT_ERROR (("OSD failed to initialize, %s\n",
- acpi_format_exception (status)));
- return_ACPI_STATUS (status);
+ status = acpi_os_initialize();
+ if (ACPI_FAILURE(status)) {
+ ACPI_REPORT_ERROR(("OSD failed to initialize, %s\n",
+ acpi_format_exception(status)));
+ return_ACPI_STATUS(status);
}
/* Initialize all globals used by the subsystem */
- acpi_ut_init_globals ();
+ acpi_ut_init_globals();
/* Create the default mutex objects */
- status = acpi_ut_mutex_initialize ();
- if (ACPI_FAILURE (status)) {
- ACPI_REPORT_ERROR (("Global mutex creation failure, %s\n",
- acpi_format_exception (status)));
- return_ACPI_STATUS (status);
+ status = acpi_ut_mutex_initialize();
+ if (ACPI_FAILURE(status)) {
+ ACPI_REPORT_ERROR(("Global mutex creation failure, %s\n",
+ acpi_format_exception(status)));
+ return_ACPI_STATUS(status);
}
/*
* Initialize the namespace manager and
* the root of the namespace tree
*/
- status = acpi_ns_root_initialize ();
- if (ACPI_FAILURE (status)) {
- ACPI_REPORT_ERROR (("Namespace initialization failure, %s\n",
- acpi_format_exception (status)));
- return_ACPI_STATUS (status);
+ status = acpi_ns_root_initialize();
+ if (ACPI_FAILURE(status)) {
+ ACPI_REPORT_ERROR(("Namespace initialization failure, %s\n",
+ acpi_format_exception(status)));
+ return_ACPI_STATUS(status);
}
/* If configured, initialize the AML debugger */
- ACPI_DEBUGGER_EXEC (status = acpi_db_initialize ());
+ ACPI_DEBUGGER_EXEC(status = acpi_db_initialize());
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_enable_subsystem
@@ -131,41 +124,39 @@ acpi_initialize_subsystem (
*
******************************************************************************/
-acpi_status
-acpi_enable_subsystem (
- u32 flags)
+acpi_status acpi_enable_subsystem(u32 flags)
{
- acpi_status status = AE_OK;
-
-
- ACPI_FUNCTION_TRACE ("acpi_enable_subsystem");
+ acpi_status status = AE_OK;
+ ACPI_FUNCTION_TRACE("acpi_enable_subsystem");
/*
* We must initialize the hardware before we can enable ACPI.
* The values from the FADT are validated here.
*/
if (!(flags & ACPI_NO_HARDWARE_INIT)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "[Init] Initializing ACPI hardware\n"));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "[Init] Initializing ACPI hardware\n"));
- status = acpi_hw_initialize ();
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_hw_initialize();
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
}
/* Enable ACPI mode */
if (!(flags & ACPI_NO_ACPI_ENABLE)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "[Init] Going into ACPI mode\n"));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "[Init] Going into ACPI mode\n"));
acpi_gbl_original_mode = acpi_hw_get_mode();
- status = acpi_enable ();
- if (ACPI_FAILURE (status)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "acpi_enable failed.\n"));
- return_ACPI_STATUS (status);
+ status = acpi_enable();
+ if (ACPI_FAILURE(status)) {
+ ACPI_DEBUG_PRINT((ACPI_DB_WARN,
+ "acpi_enable failed.\n"));
+ return_ACPI_STATUS(status);
}
}
@@ -175,12 +166,12 @@ acpi_enable_subsystem (
* install_address_space_handler interface.
*/
if (!(flags & ACPI_NO_ADDRESS_SPACE_INIT)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "[Init] Installing default address space handlers\n"));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "[Init] Installing default address space handlers\n"));
- status = acpi_ev_install_region_handlers ();
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_ev_install_region_handlers();
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
}
@@ -193,28 +184,28 @@ acpi_enable_subsystem (
* execution!
*/
if (!(flags & ACPI_NO_EVENT_INIT)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "[Init] Initializing ACPI events\n"));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "[Init] Initializing ACPI events\n"));
- status = acpi_ev_initialize_events ();
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_ev_initialize_events();
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
}
/* Install the SCI handler and Global Lock handler */
if (!(flags & ACPI_NO_HANDLER_INIT)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "[Init] Installing SCI/GL handlers\n"));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "[Init] Installing SCI/GL handlers\n"));
- status = acpi_ev_install_xrupt_handlers ();
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_ev_install_xrupt_handlers();
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
}
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
/*******************************************************************************
@@ -230,15 +221,11 @@ acpi_enable_subsystem (
*
******************************************************************************/
-acpi_status
-acpi_initialize_objects (
- u32 flags)
+acpi_status acpi_initialize_objects(u32 flags)
{
- acpi_status status = AE_OK;
-
-
- ACPI_FUNCTION_TRACE ("acpi_initialize_objects");
+ acpi_status status = AE_OK;
+ ACPI_FUNCTION_TRACE("acpi_initialize_objects");
/*
* Run all _REG methods
@@ -248,12 +235,12 @@ acpi_initialize_objects (
* contain executable AML (see call to acpi_ns_initialize_objects below).
*/
if (!(flags & ACPI_NO_ADDRESS_SPACE_INIT)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "[Init] Executing _REG op_region methods\n"));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "[Init] Executing _REG op_region methods\n"));
- status = acpi_ev_initialize_op_regions ();
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_ev_initialize_op_regions();
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
}
@@ -263,12 +250,12 @@ acpi_initialize_objects (
* objects: operation_regions, buffer_fields, Buffers, and Packages.
*/
if (!(flags & ACPI_NO_OBJECT_INIT)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "[Init] Completing Initialization of ACPI Objects\n"));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "[Init] Completing Initialization of ACPI Objects\n"));
- status = acpi_ns_initialize_objects ();
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_ns_initialize_objects();
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
}
@@ -277,12 +264,12 @@ acpi_initialize_objects (
* This runs the _STA and _INI methods.
*/
if (!(flags & ACPI_NO_DEVICE_INIT)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "[Init] Initializing ACPI Devices\n"));
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+ "[Init] Initializing ACPI Devices\n"));
- status = acpi_ns_initialize_devices ();
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_ns_initialize_devices();
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
}
@@ -291,13 +278,12 @@ acpi_initialize_objects (
* the table load filled them up more than they will be at runtime --
* thus wasting non-paged memory.
*/
- status = acpi_purge_cached_objects ();
+ status = acpi_purge_cached_objects();
acpi_gbl_startup_flags |= ACPI_INITIALIZED_OK;
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_terminate
@@ -310,15 +296,11 @@ acpi_initialize_objects (
*
******************************************************************************/
-acpi_status
-acpi_terminate (
- void)
+acpi_status acpi_terminate(void)
{
- acpi_status status;
-
-
- ACPI_FUNCTION_TRACE ("acpi_terminate");
+ acpi_status status;
+ ACPI_FUNCTION_TRACE("acpi_terminate");
/* Terminate the AML Debugger if present */
@@ -326,28 +308,25 @@ acpi_terminate (
/* Shutdown and free all resources */
- acpi_ut_subsystem_shutdown ();
-
+ acpi_ut_subsystem_shutdown();
/* Free the mutex objects */
- acpi_ut_mutex_terminate ();
-
+ acpi_ut_mutex_terminate();
#ifdef ACPI_DEBUGGER
/* Shut down the debugger */
- acpi_db_terminate ();
+ acpi_db_terminate();
#endif
/* Now we can shutdown the OS-dependent layer */
- status = acpi_os_terminate ();
- return_ACPI_STATUS (status);
+ status = acpi_os_terminate();
+ return_ACPI_STATUS(status);
}
-
#ifdef ACPI_FUTURE_USAGE
/*******************************************************************************
*
@@ -363,20 +342,16 @@ acpi_terminate (
*
******************************************************************************/
-acpi_status
-acpi_subsystem_status (
- void)
+acpi_status acpi_subsystem_status(void)
{
if (acpi_gbl_startup_flags & ACPI_INITIALIZED_OK) {
return (AE_OK);
- }
- else {
+ } else {
return (AE_ERROR);
}
}
-
/*******************************************************************************
*
* FUNCTION: acpi_get_system_info
@@ -395,64 +370,60 @@ acpi_subsystem_status (
*
******************************************************************************/
-acpi_status
-acpi_get_system_info (
- struct acpi_buffer *out_buffer)
+acpi_status acpi_get_system_info(struct acpi_buffer * out_buffer)
{
- struct acpi_system_info *info_ptr;
- acpi_status status;
- u32 i;
-
-
- ACPI_FUNCTION_TRACE ("acpi_get_system_info");
+ struct acpi_system_info *info_ptr;
+ acpi_status status;
+ u32 i;
+ ACPI_FUNCTION_TRACE("acpi_get_system_info");
/* Parameter validation */
- status = acpi_ut_validate_buffer (out_buffer);
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_ut_validate_buffer(out_buffer);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
/* Validate/Allocate/Clear caller buffer */
- status = acpi_ut_initialize_buffer (out_buffer, sizeof (struct acpi_system_info));
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status =
+ acpi_ut_initialize_buffer(out_buffer,
+ sizeof(struct acpi_system_info));
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
/*
* Populate the return buffer
*/
- info_ptr = (struct acpi_system_info *) out_buffer->pointer;
+ info_ptr = (struct acpi_system_info *)out_buffer->pointer;
- info_ptr->acpi_ca_version = ACPI_CA_VERSION;
+ info_ptr->acpi_ca_version = ACPI_CA_VERSION;
/* System flags (ACPI capabilities) */
- info_ptr->flags = ACPI_SYS_MODE_ACPI;
+ info_ptr->flags = ACPI_SYS_MODE_ACPI;
/* Timer resolution - 24 or 32 bits */
if (!acpi_gbl_FADT) {
info_ptr->timer_resolution = 0;
- }
- else if (acpi_gbl_FADT->tmr_val_ext == 0) {
+ } else if (acpi_gbl_FADT->tmr_val_ext == 0) {
info_ptr->timer_resolution = 24;
- }
- else {
+ } else {
info_ptr->timer_resolution = 32;
}
/* Clear the reserved fields */
- info_ptr->reserved1 = 0;
- info_ptr->reserved2 = 0;
+ info_ptr->reserved1 = 0;
+ info_ptr->reserved2 = 0;
/* Current debug levels */
- info_ptr->debug_layer = acpi_dbg_layer;
- info_ptr->debug_level = acpi_dbg_level;
+ info_ptr->debug_layer = acpi_dbg_layer;
+ info_ptr->debug_level = acpi_dbg_level;
/* Current status of the ACPI tables, per table type */
@@ -461,10 +432,10 @@ acpi_get_system_info (
info_ptr->table_info[i].count = acpi_gbl_table_lists[i].count;
}
- return_ACPI_STATUS (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
-EXPORT_SYMBOL(acpi_get_system_info);
+EXPORT_SYMBOL(acpi_get_system_info);
/*****************************************************************************
*
@@ -482,9 +453,7 @@ EXPORT_SYMBOL(acpi_get_system_info);
****************************************************************************/
acpi_status
-acpi_install_initialization_handler (
- acpi_init_handler handler,
- u32 function)
+acpi_install_initialization_handler(acpi_init_handler handler, u32 function)
{
if (!handler) {
@@ -499,7 +468,7 @@ acpi_install_initialization_handler (
return AE_OK;
}
-#endif /* ACPI_FUTURE_USAGE */
+#endif /* ACPI_FUTURE_USAGE */
/*****************************************************************************
*
@@ -513,15 +482,13 @@ acpi_install_initialization_handler (
*
****************************************************************************/
-acpi_status
-acpi_purge_cached_objects (
- void)
+acpi_status acpi_purge_cached_objects(void)
{
- ACPI_FUNCTION_TRACE ("acpi_purge_cached_objects");
+ ACPI_FUNCTION_TRACE("acpi_purge_cached_objects");
- (void) acpi_os_purge_cache (acpi_gbl_state_cache);
- (void) acpi_os_purge_cache (acpi_gbl_operand_cache);
- (void) acpi_os_purge_cache (acpi_gbl_ps_node_cache);
- (void) acpi_os_purge_cache (acpi_gbl_ps_node_ext_cache);
- return_ACPI_STATUS (AE_OK);
+ (void)acpi_os_purge_cache(acpi_gbl_state_cache);
+ (void)acpi_os_purge_cache(acpi_gbl_operand_cache);
+ (void)acpi_os_purge_cache(acpi_gbl_ps_node_cache);
+ (void)acpi_os_purge_cache(acpi_gbl_ps_node_ext_cache);
+ return_ACPI_STATUS(AE_OK);
}