[ACPI] Lindent all ACPI files

Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Len Brown
2005-08-05 00:44:28 -04:00
parent c65ade4dc8
commit 4be44fcd3b
190 changed files with 24344 additions and 29290 deletions

View File

@ -45,18 +45,12 @@
#include <acpi/acevents.h>
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME ("evevent")
ACPI_MODULE_NAME("evevent")
/* Local prototypes */
static acpi_status acpi_ev_fixed_event_initialize(void);
static acpi_status
acpi_ev_fixed_event_initialize (
void);
static u32
acpi_ev_fixed_event_dispatch (
u32 event);
static u32 acpi_ev_fixed_event_dispatch(u32 event);
/*******************************************************************************
*
@ -70,21 +64,17 @@ acpi_ev_fixed_event_dispatch (
*
******************************************************************************/
acpi_status
acpi_ev_initialize_events (
void)
acpi_status acpi_ev_initialize_events(void)
{
acpi_status status;
ACPI_FUNCTION_TRACE ("ev_initialize_events");
acpi_status status;
ACPI_FUNCTION_TRACE("ev_initialize_events");
/* Make sure we have ACPI tables */
if (!acpi_gbl_DSDT) {
ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "No ACPI tables present!\n"));
return_ACPI_STATUS (AE_NO_ACPI_TABLES);
ACPI_DEBUG_PRINT((ACPI_DB_WARN, "No ACPI tables present!\n"));
return_ACPI_STATUS(AE_NO_ACPI_TABLES);
}
/*
@ -92,26 +82,22 @@ acpi_ev_initialize_events (
* enabling SCIs to prevent interrupts from occurring before the handlers are
* installed.
*/
status = acpi_ev_fixed_event_initialize ();
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"Unable to initialize fixed events, %s\n",
acpi_format_exception (status)));
return_ACPI_STATUS (status);
status = acpi_ev_fixed_event_initialize();
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("Unable to initialize fixed events, %s\n",
acpi_format_exception(status)));
return_ACPI_STATUS(status);
}
status = acpi_ev_gpe_initialize ();
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"Unable to initialize general purpose events, %s\n",
acpi_format_exception (status)));
return_ACPI_STATUS (status);
status = acpi_ev_gpe_initialize();
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("Unable to initialize general purpose events, %s\n", acpi_format_exception(status)));
return_ACPI_STATUS(status);
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_install_xrupt_handlers
@ -124,41 +110,32 @@ acpi_ev_initialize_events (
*
******************************************************************************/
acpi_status
acpi_ev_install_xrupt_handlers (
void)
acpi_status acpi_ev_install_xrupt_handlers(void)
{
acpi_status status;
ACPI_FUNCTION_TRACE ("ev_install_xrupt_handlers");
acpi_status status;
ACPI_FUNCTION_TRACE("ev_install_xrupt_handlers");
/* Install the SCI handler */
status = acpi_ev_install_sci_handler ();
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"Unable to install System Control Interrupt Handler, %s\n",
acpi_format_exception (status)));
return_ACPI_STATUS (status);
status = acpi_ev_install_sci_handler();
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("Unable to install System Control Interrupt Handler, %s\n", acpi_format_exception(status)));
return_ACPI_STATUS(status);
}
/* Install the handler for the Global Lock */
status = acpi_ev_init_global_lock_handler ();
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"Unable to initialize Global Lock handler, %s\n",
acpi_format_exception (status)));
return_ACPI_STATUS (status);
status = acpi_ev_init_global_lock_handler();
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("Unable to initialize Global Lock handler, %s\n", acpi_format_exception(status)));
return_ACPI_STATUS(status);
}
acpi_gbl_events_initialized = TRUE;
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_fixed_event_initialize
@ -171,13 +148,10 @@ acpi_ev_install_xrupt_handlers (
*
******************************************************************************/
static acpi_status
acpi_ev_fixed_event_initialize (
void)
static acpi_status acpi_ev_fixed_event_initialize(void)
{
acpi_native_uint i;
acpi_status status;
acpi_native_uint i;
acpi_status status;
/*
* Initialize the structure that keeps track of fixed event handlers
@ -190,10 +164,11 @@ 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,
0, ACPI_MTX_LOCK);
if (ACPI_FAILURE (status)) {
status =
acpi_set_register(acpi_gbl_fixed_event_info[i].
enable_register_id, 0,
ACPI_MTX_LOCK);
if (ACPI_FAILURE(status)) {
return (status);
}
}
@ -202,7 +177,6 @@ acpi_ev_fixed_event_initialize (
return (AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_fixed_event_detect
@ -215,31 +189,27 @@ acpi_ev_fixed_event_initialize (
*
******************************************************************************/
u32
acpi_ev_fixed_event_detect (
void)
u32 acpi_ev_fixed_event_detect(void)
{
u32 int_status = ACPI_INTERRUPT_NOT_HANDLED;
u32 fixed_status;
u32 fixed_enable;
acpi_native_uint i;
ACPI_FUNCTION_NAME ("ev_fixed_event_detect");
u32 int_status = ACPI_INTERRUPT_NOT_HANDLED;
u32 fixed_status;
u32 fixed_enable;
acpi_native_uint i;
ACPI_FUNCTION_NAME("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",
fixed_enable, fixed_status));
ACPI_DEBUG_PRINT((ACPI_DB_INTERRUPTS,
"Fixed Event Block: Enable %08X Status %08X\n",
fixed_enable, fixed_status));
/*
* Check for all possible Fixed Events and dispatch those that are active
@ -247,18 +217,19 @@ acpi_ev_fixed_event_detect (
for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) {
/* Both the status and enable bits must be on for this event */
if ((fixed_status & acpi_gbl_fixed_event_info[i].status_bit_mask) &&
(fixed_enable & acpi_gbl_fixed_event_info[i].enable_bit_mask)) {
if ((fixed_status & acpi_gbl_fixed_event_info[i].
status_bit_mask)
&& (fixed_enable & acpi_gbl_fixed_event_info[i].
enable_bit_mask)) {
/* Found an active (signalled) event */
int_status |= acpi_ev_fixed_event_dispatch ((u32) i);
int_status |= acpi_ev_fixed_event_dispatch((u32) i);
}
}
return (int_status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_fixed_event_dispatch
@ -272,39 +243,32 @@ acpi_ev_fixed_event_detect (
*
******************************************************************************/
static u32
acpi_ev_fixed_event_dispatch (
u32 event)
static u32 acpi_ev_fixed_event_dispatch(u32 event)
{
ACPI_FUNCTION_ENTRY ();
ACPI_FUNCTION_ENTRY();
/* Clear the status bit */
(void) acpi_set_register (acpi_gbl_fixed_event_info[event].status_register_id,
1, ACPI_MTX_DO_NOT_LOCK);
(void)acpi_set_register(acpi_gbl_fixed_event_info[event].
status_register_id, 1, ACPI_MTX_DO_NOT_LOCK);
/*
* Make sure we've got a handler. If not, report an error.
* The event is disabled to prevent further interrupts.
*/
if (NULL == acpi_gbl_fixed_event_handlers[event].handler) {
(void) acpi_set_register (acpi_gbl_fixed_event_info[event].enable_register_id,
0, ACPI_MTX_DO_NOT_LOCK);
(void)acpi_set_register(acpi_gbl_fixed_event_info[event].
enable_register_id, 0,
ACPI_MTX_DO_NOT_LOCK);
ACPI_REPORT_ERROR (
("No installed handler for fixed event [%08X]\n",
event));
ACPI_REPORT_ERROR(("No installed handler for fixed event [%08X]\n", event));
return (ACPI_INTERRUPT_NOT_HANDLED);
}
/* Invoke the Fixed Event handler */
return ((acpi_gbl_fixed_event_handlers[event].handler)(
acpi_gbl_fixed_event_handlers[event].context));
return ((acpi_gbl_fixed_event_handlers[event].
handler) (acpi_gbl_fixed_event_handlers[event].context));
}

View File

@ -46,14 +46,10 @@
#include <acpi/acnamesp.h>
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME ("evgpe")
ACPI_MODULE_NAME("evgpe")
/* Local prototypes */
static void ACPI_SYSTEM_XFACE
acpi_ev_asynch_execute_gpe_method (
void *context);
static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context);
/*******************************************************************************
*
@ -69,15 +65,11 @@ acpi_ev_asynch_execute_gpe_method (
******************************************************************************/
acpi_status
acpi_ev_set_gpe_type (
struct acpi_gpe_event_info *gpe_event_info,
u8 type)
acpi_ev_set_gpe_type(struct acpi_gpe_event_info *gpe_event_info, u8 type)
{
acpi_status status;
ACPI_FUNCTION_TRACE ("ev_set_gpe_type");
acpi_status status;
ACPI_FUNCTION_TRACE("ev_set_gpe_type");
/* Validate type and update register enable masks */
@ -88,21 +80,20 @@ acpi_ev_set_gpe_type (
break;
default:
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
/* Disable the GPE if currently enabled */
status = acpi_ev_disable_gpe (gpe_event_info);
status = acpi_ev_disable_gpe(gpe_event_info);
/* Type was validated above */
gpe_event_info->flags &= ~ACPI_GPE_TYPE_MASK; /* Clear type bits */
gpe_event_info->flags |= type; /* Insert type */
return_ACPI_STATUS (status);
gpe_event_info->flags &= ~ACPI_GPE_TYPE_MASK; /* Clear type bits */
gpe_event_info->flags |= type; /* Insert type */
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_update_gpe_enable_masks
@ -118,57 +109,55 @@ acpi_ev_set_gpe_type (
******************************************************************************/
acpi_status
acpi_ev_update_gpe_enable_masks (
struct acpi_gpe_event_info *gpe_event_info,
u8 type)
acpi_ev_update_gpe_enable_masks(struct acpi_gpe_event_info *gpe_event_info,
u8 type)
{
struct acpi_gpe_register_info *gpe_register_info;
u8 register_bit;
ACPI_FUNCTION_TRACE ("ev_update_gpe_enable_masks");
struct acpi_gpe_register_info *gpe_register_info;
u8 register_bit;
ACPI_FUNCTION_TRACE("ev_update_gpe_enable_masks");
gpe_register_info = gpe_event_info->register_info;
if (!gpe_register_info) {
return_ACPI_STATUS (AE_NOT_EXIST);
return_ACPI_STATUS(AE_NOT_EXIST);
}
register_bit = gpe_event_info->register_bit;
/* 1) Disable case. Simply clear all enable bits */
if (type == ACPI_GPE_DISABLE) {
ACPI_CLEAR_BIT (gpe_register_info->enable_for_wake, register_bit);
ACPI_CLEAR_BIT (gpe_register_info->enable_for_run, register_bit);
return_ACPI_STATUS (AE_OK);
ACPI_CLEAR_BIT(gpe_register_info->enable_for_wake,
register_bit);
ACPI_CLEAR_BIT(gpe_register_info->enable_for_run, register_bit);
return_ACPI_STATUS(AE_OK);
}
/* 2) Enable case. Set/Clear the appropriate enable bits */
switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) {
case ACPI_GPE_TYPE_WAKE:
ACPI_SET_BIT (gpe_register_info->enable_for_wake, register_bit);
ACPI_CLEAR_BIT (gpe_register_info->enable_for_run, register_bit);
ACPI_SET_BIT(gpe_register_info->enable_for_wake, register_bit);
ACPI_CLEAR_BIT(gpe_register_info->enable_for_run, register_bit);
break;
case ACPI_GPE_TYPE_RUNTIME:
ACPI_CLEAR_BIT (gpe_register_info->enable_for_wake, register_bit);
ACPI_SET_BIT (gpe_register_info->enable_for_run, register_bit);
ACPI_CLEAR_BIT(gpe_register_info->enable_for_wake,
register_bit);
ACPI_SET_BIT(gpe_register_info->enable_for_run, register_bit);
break;
case ACPI_GPE_TYPE_WAKE_RUN:
ACPI_SET_BIT (gpe_register_info->enable_for_wake, register_bit);
ACPI_SET_BIT (gpe_register_info->enable_for_run, register_bit);
ACPI_SET_BIT(gpe_register_info->enable_for_wake, register_bit);
ACPI_SET_BIT(gpe_register_info->enable_for_run, register_bit);
break;
default:
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_enable_gpe
@ -184,21 +173,19 @@ acpi_ev_update_gpe_enable_masks (
******************************************************************************/
acpi_status
acpi_ev_enable_gpe (
struct acpi_gpe_event_info *gpe_event_info,
u8 write_to_hardware)
acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info,
u8 write_to_hardware)
{
acpi_status status;
ACPI_FUNCTION_TRACE ("ev_enable_gpe");
acpi_status status;
ACPI_FUNCTION_TRACE("ev_enable_gpe");
/* Make sure HW enable masks are updated */
status = acpi_ev_update_gpe_enable_masks (gpe_event_info, ACPI_GPE_ENABLE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status =
acpi_ev_update_gpe_enable_masks(gpe_event_info, ACPI_GPE_ENABLE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Mark wake-enabled or HW enable, or both */
@ -206,41 +193,40 @@ acpi_ev_enable_gpe (
switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) {
case ACPI_GPE_TYPE_WAKE:
ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
break;
case ACPI_GPE_TYPE_WAKE_RUN:
ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
/*lint -fallthrough */
case ACPI_GPE_TYPE_RUNTIME:
ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_RUN_ENABLED);
ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_RUN_ENABLED);
if (write_to_hardware) {
/* Clear the GPE (of stale events), then enable it */
status = acpi_hw_clear_gpe (gpe_event_info);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_hw_clear_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Enable the requested runtime GPE */
status = acpi_hw_write_gpe_enable_reg (gpe_event_info);
status = acpi_hw_write_gpe_enable_reg(gpe_event_info);
}
break;
default:
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_disable_gpe
@ -253,36 +239,33 @@ acpi_ev_enable_gpe (
*
******************************************************************************/
acpi_status
acpi_ev_disable_gpe (
struct acpi_gpe_event_info *gpe_event_info)
acpi_status acpi_ev_disable_gpe(struct acpi_gpe_event_info *gpe_event_info)
{
acpi_status status;
ACPI_FUNCTION_TRACE ("ev_disable_gpe");
acpi_status status;
ACPI_FUNCTION_TRACE("ev_disable_gpe");
if (!(gpe_event_info->flags & ACPI_GPE_ENABLE_MASK)) {
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/* Make sure HW enable masks are updated */
status = acpi_ev_update_gpe_enable_masks (gpe_event_info, ACPI_GPE_DISABLE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status =
acpi_ev_update_gpe_enable_masks(gpe_event_info, ACPI_GPE_DISABLE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Mark wake-disabled or HW disable, or both */
switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) {
case ACPI_GPE_TYPE_WAKE:
ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
break;
case ACPI_GPE_TYPE_WAKE_RUN:
ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED);
/*lint -fallthrough */
@ -290,18 +273,17 @@ acpi_ev_disable_gpe (
/* Disable the requested runtime GPE */
ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_RUN_ENABLED);
status = acpi_hw_write_gpe_enable_reg (gpe_event_info);
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_RUN_ENABLED);
status = acpi_hw_write_gpe_enable_reg(gpe_event_info);
break;
default:
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_get_gpe_event_info
@ -319,18 +301,14 @@ acpi_ev_disable_gpe (
*
******************************************************************************/
struct acpi_gpe_event_info *
acpi_ev_get_gpe_event_info (
acpi_handle gpe_device,
u32 gpe_number)
struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device,
u32 gpe_number)
{
union acpi_operand_object *obj_desc;
struct acpi_gpe_block_info *gpe_block;
acpi_native_uint i;
ACPI_FUNCTION_ENTRY ();
union acpi_operand_object *obj_desc;
struct acpi_gpe_block_info *gpe_block;
acpi_native_uint i;
ACPI_FUNCTION_ENTRY();
/* A NULL gpe_block means use the FADT-defined GPE block(s) */
@ -340,11 +318,14 @@ acpi_ev_get_gpe_event_info (
for (i = 0; i < ACPI_MAX_GPE_BLOCKS; i++) {
gpe_block = acpi_gbl_gpe_fadt_blocks[i];
if (gpe_block) {
if ((gpe_number >= gpe_block->block_base_number) &&
(gpe_number < gpe_block->block_base_number +
(gpe_block->register_count * 8))) {
return (&gpe_block->event_info[gpe_number -
gpe_block->block_base_number]);
if ((gpe_number >= gpe_block->block_base_number)
&& (gpe_number <
gpe_block->block_base_number +
(gpe_block->register_count * 8))) {
return (&gpe_block->
event_info[gpe_number -
gpe_block->
block_base_number]);
}
}
}
@ -356,23 +337,25 @@ acpi_ev_get_gpe_event_info (
/* A Non-NULL gpe_device means this is a GPE Block Device */
obj_desc = acpi_ns_get_attached_object ((struct acpi_namespace_node *) gpe_device);
if (!obj_desc ||
!obj_desc->device.gpe_block) {
obj_desc =
acpi_ns_get_attached_object((struct acpi_namespace_node *)
gpe_device);
if (!obj_desc || !obj_desc->device.gpe_block) {
return (NULL);
}
gpe_block = obj_desc->device.gpe_block;
if ((gpe_number >= gpe_block->block_base_number) &&
(gpe_number < gpe_block->block_base_number + (gpe_block->register_count * 8))) {
return (&gpe_block->event_info[gpe_number - gpe_block->block_base_number]);
(gpe_number <
gpe_block->block_base_number + (gpe_block->register_count * 8))) {
return (&gpe_block->
event_info[gpe_number - gpe_block->block_base_number]);
}
return (NULL);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_gpe_detect
@ -387,23 +370,20 @@ acpi_ev_get_gpe_event_info (
*
******************************************************************************/
u32
acpi_ev_gpe_detect (
struct acpi_gpe_xrupt_info *gpe_xrupt_list)
u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
{
u32 int_status = ACPI_INTERRUPT_NOT_HANDLED;
u8 enabled_status_byte;
struct acpi_gpe_register_info *gpe_register_info;
u32 status_reg;
u32 enable_reg;
u32 flags;
acpi_status status;
struct acpi_gpe_block_info *gpe_block;
acpi_native_uint i;
acpi_native_uint j;
u32 int_status = ACPI_INTERRUPT_NOT_HANDLED;
u8 enabled_status_byte;
struct acpi_gpe_register_info *gpe_register_info;
u32 status_reg;
u32 enable_reg;
u32 flags;
acpi_status status;
struct acpi_gpe_block_info *gpe_block;
acpi_native_uint i;
acpi_native_uint j;
ACPI_FUNCTION_NAME ("ev_gpe_detect");
ACPI_FUNCTION_NAME("ev_gpe_detect");
/* Check for the case where there are no GPEs */
@ -413,7 +393,7 @@ acpi_ev_gpe_detect (
/* Examine all GPE blocks attached to this interrupt level */
flags = acpi_os_acquire_lock (acpi_gbl_gpe_lock);
flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
gpe_block = gpe_xrupt_list->gpe_block_list_head;
while (gpe_block) {
/*
@ -428,23 +408,30 @@ acpi_ev_gpe_detect (
/* Read the Status Register */
status = acpi_hw_low_level_read (ACPI_GPE_REGISTER_WIDTH, &status_reg,
&gpe_register_info->status_address);
if (ACPI_FAILURE (status)) {
status =
acpi_hw_low_level_read(ACPI_GPE_REGISTER_WIDTH,
&status_reg,
&gpe_register_info->
status_address);
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
/* Read the Enable Register */
status = acpi_hw_low_level_read (ACPI_GPE_REGISTER_WIDTH, &enable_reg,
&gpe_register_info->enable_address);
if (ACPI_FAILURE (status)) {
status =
acpi_hw_low_level_read(ACPI_GPE_REGISTER_WIDTH,
&enable_reg,
&gpe_register_info->
enable_address);
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
ACPI_DEBUG_PRINT ((ACPI_DB_INTERRUPTS,
"Read GPE Register at GPE%X: Status=%02X, Enable=%02X\n",
gpe_register_info->base_gpe_number, status_reg, enable_reg));
ACPI_DEBUG_PRINT((ACPI_DB_INTERRUPTS,
"Read GPE Register at GPE%X: Status=%02X, Enable=%02X\n",
gpe_register_info->base_gpe_number,
status_reg, enable_reg));
/* Check if there is anything active at all in this register */
@ -460,14 +447,21 @@ acpi_ev_gpe_detect (
for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) {
/* Examine one GPE bit */
if (enabled_status_byte & acpi_gbl_decode_to8bit[j]) {
if (enabled_status_byte &
acpi_gbl_decode_to8bit[j]) {
/*
* Found an active GPE. Dispatch the event to a handler
* or method.
*/
int_status |= acpi_ev_gpe_dispatch (
&gpe_block->event_info[(i * ACPI_GPE_REGISTER_WIDTH) + j],
(u32) j + gpe_register_info->base_gpe_number);
int_status |=
acpi_ev_gpe_dispatch(&gpe_block->
event_info[(i *
ACPI_GPE_REGISTER_WIDTH)
+
j],
(u32) j +
gpe_register_info->
base_gpe_number);
}
}
}
@ -475,13 +469,12 @@ acpi_ev_gpe_detect (
gpe_block = gpe_block->next;
}
unlock_and_exit:
unlock_and_exit:
acpi_os_release_lock (acpi_gbl_gpe_lock, flags);
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
return (int_status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_asynch_execute_gpe_method
@ -498,45 +491,41 @@ unlock_and_exit:
*
******************************************************************************/
static void ACPI_SYSTEM_XFACE
acpi_ev_asynch_execute_gpe_method (
void *context)
static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
{
struct acpi_gpe_event_info *gpe_event_info = (void *) context;
u32 gpe_number = 0;
acpi_status status;
struct acpi_gpe_event_info local_gpe_event_info;
struct acpi_parameter_info info;
struct acpi_gpe_event_info *gpe_event_info = (void *)context;
u32 gpe_number = 0;
acpi_status status;
struct acpi_gpe_event_info local_gpe_event_info;
struct acpi_parameter_info info;
ACPI_FUNCTION_TRACE("ev_asynch_execute_gpe_method");
ACPI_FUNCTION_TRACE ("ev_asynch_execute_gpe_method");
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_VOID;
}
/* Must revalidate the gpe_number/gpe_block */
if (!acpi_ev_valid_gpe_event (gpe_event_info)) {
status = acpi_ut_release_mutex (ACPI_MTX_EVENTS);
if (!acpi_ev_valid_gpe_event(gpe_event_info)) {
status = acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_VOID;
}
/* Set the GPE flags for return to enabled state */
(void) acpi_ev_enable_gpe (gpe_event_info, FALSE);
(void)acpi_ev_enable_gpe(gpe_event_info, FALSE);
/*
* Take a snapshot of the GPE info for this level - we copy the
* info to prevent a race condition with remove_handler/remove_block.
*/
ACPI_MEMCPY (&local_gpe_event_info, gpe_event_info,
sizeof (struct acpi_gpe_event_info));
ACPI_MEMCPY(&local_gpe_event_info, gpe_event_info,
sizeof(struct acpi_gpe_event_info));
status = acpi_ut_release_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
status = acpi_ut_release_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_VOID;
}
@ -545,44 +534,40 @@ acpi_ev_asynch_execute_gpe_method (
* time to avoid race with ev_gpe_install_handler
*/
if ((local_gpe_event_info.flags & ACPI_GPE_DISPATCH_MASK) ==
ACPI_GPE_DISPATCH_METHOD) {
ACPI_GPE_DISPATCH_METHOD) {
/*
* Invoke the GPE Method (_Lxx, _Exx) i.e., evaluate the _Lxx/_Exx
* control method that corresponds to this GPE
*/
info.node = local_gpe_event_info.dispatch.method_node;
info.parameters = ACPI_CAST_PTR (union acpi_operand_object *, gpe_event_info);
info.parameters =
ACPI_CAST_PTR(union acpi_operand_object *, gpe_event_info);
info.parameter_type = ACPI_PARAM_GPE;
status = acpi_ns_evaluate_by_handle (&info);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"%s while evaluating method [%4.4s] for GPE[%2X]\n",
acpi_format_exception (status),
acpi_ut_get_node_name (local_gpe_event_info.dispatch.method_node),
gpe_number));
status = acpi_ns_evaluate_by_handle(&info);
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("%s while evaluating method [%4.4s] for GPE[%2X]\n", acpi_format_exception(status), acpi_ut_get_node_name(local_gpe_event_info.dispatch.method_node), gpe_number));
}
}
if ((local_gpe_event_info.flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
ACPI_GPE_LEVEL_TRIGGERED) {
ACPI_GPE_LEVEL_TRIGGERED) {
/*
* GPE is level-triggered, we clear the GPE status bit after
* handling the event.
*/
status = acpi_hw_clear_gpe (&local_gpe_event_info);
if (ACPI_FAILURE (status)) {
status = acpi_hw_clear_gpe(&local_gpe_event_info);
if (ACPI_FAILURE(status)) {
return_VOID;
}
}
/* Enable this GPE */
(void) acpi_hw_write_gpe_enable_reg (&local_gpe_event_info);
(void)acpi_hw_write_gpe_enable_reg(&local_gpe_event_info);
return_VOID;
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_gpe_dispatch
@ -600,38 +585,31 @@ acpi_ev_asynch_execute_gpe_method (
******************************************************************************/
u32
acpi_ev_gpe_dispatch (
struct acpi_gpe_event_info *gpe_event_info,
u32 gpe_number)
acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number)
{
acpi_status status;
ACPI_FUNCTION_TRACE ("ev_gpe_dispatch");
acpi_status status;
ACPI_FUNCTION_TRACE("ev_gpe_dispatch");
/*
* If edge-triggered, clear the GPE status bit now. Note that
* level-triggered events are cleared after the GPE is serviced.
*/
if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
ACPI_GPE_EDGE_TRIGGERED) {
status = acpi_hw_clear_gpe (gpe_event_info);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n",
acpi_format_exception (status), gpe_number));
return_VALUE (ACPI_INTERRUPT_NOT_HANDLED);
ACPI_GPE_EDGE_TRIGGERED) {
status = acpi_hw_clear_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n", acpi_format_exception(status), gpe_number));
return_VALUE(ACPI_INTERRUPT_NOT_HANDLED);
}
}
/* Save current system state */
if (acpi_gbl_system_awake_and_running) {
ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING);
}
else {
ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING);
ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING);
} else {
ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING);
}
/*
@ -648,19 +626,19 @@ acpi_ev_gpe_dispatch (
* Invoke the installed handler (at interrupt level)
* Ignore return status for now. TBD: leave GPE disabled on error?
*/
(void) gpe_event_info->dispatch.handler->address (
gpe_event_info->dispatch.handler->context);
(void)gpe_event_info->dispatch.handler->address(gpe_event_info->
dispatch.
handler->
context);
/* It is now safe to clear level-triggered events. */
if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
ACPI_GPE_LEVEL_TRIGGERED) {
status = acpi_hw_clear_gpe (gpe_event_info);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n",
acpi_format_exception (status), gpe_number));
return_VALUE (ACPI_INTERRUPT_NOT_HANDLED);
ACPI_GPE_LEVEL_TRIGGERED) {
status = acpi_hw_clear_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n", acpi_format_exception(status), gpe_number));
return_VALUE(ACPI_INTERRUPT_NOT_HANDLED);
}
}
break;
@ -671,24 +649,21 @@ acpi_ev_gpe_dispatch (
* Disable GPE, so it doesn't keep firing before the method has a
* chance to run.
*/
status = acpi_ev_disable_gpe (gpe_event_info);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n",
acpi_format_exception (status), gpe_number));
return_VALUE (ACPI_INTERRUPT_NOT_HANDLED);
status = acpi_ev_disable_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n", acpi_format_exception(status), gpe_number));
return_VALUE(ACPI_INTERRUPT_NOT_HANDLED);
}
/*
* Execute the method associated with the GPE
* NOTE: Level-triggered GPEs are cleared after the method completes.
*/
status = acpi_os_queue_for_execution (OSD_PRIORITY_GPE,
acpi_ev_asynch_execute_gpe_method, gpe_event_info);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"acpi_ev_gpe_dispatch: %s, Unable to queue handler for GPE[%2X] - event disabled\n",
acpi_format_exception (status), gpe_number));
status = acpi_os_queue_for_execution(OSD_PRIORITY_GPE,
acpi_ev_asynch_execute_gpe_method,
gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to queue handler for GPE[%2X] - event disabled\n", acpi_format_exception(status), gpe_number));
}
break;
@ -696,28 +671,23 @@ acpi_ev_gpe_dispatch (
/* No handler or method to run! */
ACPI_REPORT_ERROR ((
"acpi_ev_gpe_dispatch: No handler or method for GPE[%2X], disabling event\n",
gpe_number));
ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: No handler or method for GPE[%2X], disabling event\n", gpe_number));
/*
* Disable the GPE. The GPE will remain disabled until the ACPI
* Core Subsystem is restarted, or a handler is installed.
*/
status = acpi_ev_disable_gpe (gpe_event_info);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR ((
"acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n",
acpi_format_exception (status), gpe_number));
return_VALUE (ACPI_INTERRUPT_NOT_HANDLED);
status = acpi_ev_disable_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n", acpi_format_exception(status), gpe_number));
return_VALUE(ACPI_INTERRUPT_NOT_HANDLED);
}
break;
}
return_VALUE (ACPI_INTERRUPT_HANDLED);
return_VALUE(ACPI_INTERRUPT_HANDLED);
}
#ifdef ACPI_GPE_NOTIFY_CHECK
/*******************************************************************************
* TBD: NOT USED, PROTOTYPE ONLY AND WILL PROBABLY BE REMOVED
@ -736,35 +706,29 @@ acpi_ev_gpe_dispatch (
******************************************************************************/
acpi_status
acpi_ev_check_for_wake_only_gpe (
struct acpi_gpe_event_info *gpe_event_info)
acpi_ev_check_for_wake_only_gpe(struct acpi_gpe_event_info *gpe_event_info)
{
acpi_status status;
acpi_status status;
ACPI_FUNCTION_TRACE("ev_check_for_wake_only_gpe");
ACPI_FUNCTION_TRACE ("ev_check_for_wake_only_gpe");
if ((gpe_event_info) && /* Only >0 for _Lxx/_Exx */
((gpe_event_info->flags & ACPI_GPE_SYSTEM_MASK) == ACPI_GPE_SYSTEM_RUNNING)) /* System state at GPE time */ {
if ((gpe_event_info) && /* Only >0 for _Lxx/_Exx */
((gpe_event_info->flags & ACPI_GPE_SYSTEM_MASK) == ACPI_GPE_SYSTEM_RUNNING)) { /* System state at GPE time */
/* This must be a wake-only GPE, disable it */
status = acpi_ev_disable_gpe (gpe_event_info);
status = acpi_ev_disable_gpe(gpe_event_info);
/* Set GPE to wake-only. Do not change wake disabled/enabled status */
acpi_ev_set_gpe_type (gpe_event_info, ACPI_GPE_TYPE_WAKE);
acpi_ev_set_gpe_type(gpe_event_info, ACPI_GPE_TYPE_WAKE);
ACPI_REPORT_INFO (("GPE %p was updated from wake/run to wake-only\n",
gpe_event_info));
ACPI_REPORT_INFO(("GPE %p was updated from wake/run to wake-only\n", gpe_event_info));
/* This was a wake-only GPE */
return_ACPI_STATUS (AE_WAKE_ONLY_GPE);
return_ACPI_STATUS(AE_WAKE_ONLY_GPE);
}
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
#endif

File diff suppressed because it is too large Load Diff

View File

@ -47,12 +47,10 @@
#include <acpi/acinterp.h>
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME ("evmisc")
ACPI_MODULE_NAME("evmisc")
#ifdef ACPI_DEBUG_OUTPUT
static const char *acpi_notify_value_names[] =
{
static const char *acpi_notify_value_names[] = {
"Bus Check",
"Device Check",
"Device Wake",
@ -66,18 +64,11 @@ static const char *acpi_notify_value_names[] =
/* Local prototypes */
static void ACPI_SYSTEM_XFACE
acpi_ev_notify_dispatch (
void *context);
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);
static void ACPI_SYSTEM_XFACE acpi_ev_global_lock_thread(void *context);
static u32 acpi_ev_global_lock_handler(void *context);
/*******************************************************************************
*
@ -93,9 +84,7 @@ acpi_ev_global_lock_handler (
*
******************************************************************************/
u8
acpi_ev_is_notify_object (
struct acpi_namespace_node *node)
u8 acpi_ev_is_notify_object(struct acpi_namespace_node *node)
{
switch (node->type) {
case ACPI_TYPE_DEVICE:
@ -112,7 +101,6 @@ acpi_ev_is_notify_object (
}
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_queue_notify_request
@ -128,18 +116,15 @@ acpi_ev_is_notify_object (
******************************************************************************/
acpi_status
acpi_ev_queue_notify_request (
struct acpi_namespace_node *node,
u32 notify_value)
acpi_ev_queue_notify_request(struct acpi_namespace_node * node,
u32 notify_value)
{
union acpi_operand_object *obj_desc;
union acpi_operand_object *handler_obj = NULL;
union acpi_generic_state *notify_info;
acpi_status status = AE_OK;
ACPI_FUNCTION_NAME ("ev_queue_notify_request");
union acpi_operand_object *obj_desc;
union acpi_operand_object *handler_obj = NULL;
union acpi_generic_state *notify_info;
acpi_status status = AE_OK;
ACPI_FUNCTION_NAME("ev_queue_notify_request");
/*
* For value 3 (Ejection Request), some device method may need to be run.
@ -148,22 +133,22 @@ acpi_ev_queue_notify_request (
* For value 0x80 (Status Change) on the power button or sleep button,
* initiate soft-off or sleep operation?
*/
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"Dispatching Notify(%X) on node %p\n", notify_value, node));
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Dispatching Notify(%X) on node %p\n", notify_value,
node));
if (notify_value <= 7) {
ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Notify value: %s\n",
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: %s\n",
acpi_notify_value_names[notify_value]));
} else {
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 */
obj_desc = acpi_ns_get_attached_object (node);
obj_desc = acpi_ns_get_attached_object(node);
if (obj_desc) {
/* We have the notify object, Get the right handler */
@ -174,10 +159,11 @@ acpi_ev_queue_notify_request (
case ACPI_TYPE_POWER:
if (notify_value <= ACPI_MAX_SYS_NOTIFY) {
handler_obj = obj_desc->common_notify.system_notify;
}
else {
handler_obj = obj_desc->common_notify.device_notify;
handler_obj =
obj_desc->common_notify.system_notify;
} else {
handler_obj =
obj_desc->common_notify.device_notify;
}
break;
@ -189,23 +175,25 @@ acpi_ev_queue_notify_request (
/* If there is any handler to run, schedule the dispatcher */
if ((acpi_gbl_system_notify.handler && (notify_value <= ACPI_MAX_SYS_NOTIFY)) ||
(acpi_gbl_device_notify.handler && (notify_value > ACPI_MAX_SYS_NOTIFY)) ||
handler_obj) {
notify_info = acpi_ut_create_generic_state ();
if ((acpi_gbl_system_notify.handler
&& (notify_value <= ACPI_MAX_SYS_NOTIFY))
|| (acpi_gbl_device_notify.handler
&& (notify_value > ACPI_MAX_SYS_NOTIFY)) || handler_obj) {
notify_info = acpi_ut_create_generic_state();
if (!notify_info) {
return (AE_NO_MEMORY);
}
notify_info->common.data_type = ACPI_DESC_TYPE_STATE_NOTIFY;
notify_info->notify.node = node;
notify_info->notify.value = (u16) notify_value;
notify_info->notify.node = node;
notify_info->notify.value = (u16) notify_value;
notify_info->notify.handler_obj = handler_obj;
status = acpi_os_queue_for_execution (OSD_PRIORITY_HIGH,
acpi_ev_notify_dispatch, notify_info);
if (ACPI_FAILURE (status)) {
acpi_ut_delete_generic_state (notify_info);
status = acpi_os_queue_for_execution(OSD_PRIORITY_HIGH,
acpi_ev_notify_dispatch,
notify_info);
if (ACPI_FAILURE(status)) {
acpi_ut_delete_generic_state(notify_info);
}
}
@ -214,15 +202,15 @@ acpi_ev_queue_notify_request (
* There is no per-device notify handler for this device.
* This may or may not be a problem.
*/
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"No notify handler for Notify(%4.4s, %X) node %p\n",
acpi_ut_get_node_name (node), notify_value, node));
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"No notify handler for Notify(%4.4s, %X) node %p\n",
acpi_ut_get_node_name(node), notify_value,
node));
}
return (status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_notify_dispatch
@ -236,18 +224,15 @@ acpi_ev_queue_notify_request (
*
******************************************************************************/
static void ACPI_SYSTEM_XFACE
acpi_ev_notify_dispatch (
void *context)
static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context)
{
union acpi_generic_state *notify_info = (union acpi_generic_state *) context;
acpi_notify_handler global_handler = NULL;
void *global_context = NULL;
union acpi_operand_object *handler_obj;
ACPI_FUNCTION_ENTRY ();
union acpi_generic_state *notify_info =
(union acpi_generic_state *)context;
acpi_notify_handler global_handler = NULL;
void *global_context = NULL;
union acpi_operand_object *handler_obj;
ACPI_FUNCTION_ENTRY();
/*
* We will invoke a global notify handler if installed.
@ -261,8 +246,7 @@ acpi_ev_notify_dispatch (
global_handler = acpi_gbl_system_notify.handler;
global_context = acpi_gbl_system_notify.context;
}
}
else {
} else {
/* Global driver notification handler */
if (acpi_gbl_device_notify.handler) {
@ -274,25 +258,24 @@ 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 */
acpi_ut_delete_generic_state (notify_info);
acpi_ut_delete_generic_state(notify_info);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_global_lock_thread
@ -307,27 +290,24 @@ acpi_ev_notify_dispatch (
*
******************************************************************************/
static void ACPI_SYSTEM_XFACE
acpi_ev_global_lock_thread (
void *context)
static void ACPI_SYSTEM_XFACE acpi_ev_global_lock_thread(void *context)
{
acpi_status status;
acpi_status status;
/* Signal threads that are waiting for the lock */
if (acpi_gbl_global_lock_thread_count) {
/* Send sufficient units to the semaphore */
status = acpi_os_signal_semaphore (acpi_gbl_global_lock_semaphore,
acpi_gbl_global_lock_thread_count);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR (("Could not signal Global Lock semaphore\n"));
status =
acpi_os_signal_semaphore(acpi_gbl_global_lock_semaphore,
acpi_gbl_global_lock_thread_count);
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("Could not signal Global Lock semaphore\n"));
}
}
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_global_lock_handler
@ -342,20 +322,17 @@ acpi_ev_global_lock_thread (
*
******************************************************************************/
static u32
acpi_ev_global_lock_handler (
void *context)
static u32 acpi_ev_global_lock_handler(void *context)
{
u8 acquired = FALSE;
acpi_status status;
u8 acquired = FALSE;
acpi_status status;
/*
* Attempt to get the lock
* If we don't get it now, it will be marked pending and we will
* take another interrupt when it becomes free.
*/
ACPI_ACQUIRE_GLOBAL_LOCK (acpi_gbl_common_fACS.global_lock, acquired);
ACPI_ACQUIRE_GLOBAL_LOCK(acpi_gbl_common_fACS.global_lock, acquired);
if (acquired) {
/* Got the lock, now wake all threads waiting for it */
@ -363,11 +340,11 @@ acpi_ev_global_lock_handler (
/* Run the Global Lock thread which will signal all waiting threads */
status = acpi_os_queue_for_execution (OSD_PRIORITY_HIGH,
acpi_ev_global_lock_thread, context);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR (("Could not queue Global Lock thread, %s\n",
acpi_format_exception (status)));
status = acpi_os_queue_for_execution(OSD_PRIORITY_HIGH,
acpi_ev_global_lock_thread,
context);
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("Could not queue Global Lock thread, %s\n", acpi_format_exception(status)));
return (ACPI_INTERRUPT_NOT_HANDLED);
}
@ -376,7 +353,6 @@ acpi_ev_global_lock_handler (
return (ACPI_INTERRUPT_HANDLED);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_init_global_lock_handler
@ -389,19 +365,16 @@ acpi_ev_global_lock_handler (
*
******************************************************************************/
acpi_status
acpi_ev_init_global_lock_handler (
void)
acpi_status acpi_ev_init_global_lock_handler(void)
{
acpi_status status;
ACPI_FUNCTION_TRACE ("ev_init_global_lock_handler");
acpi_status status;
ACPI_FUNCTION_TRACE("ev_init_global_lock_handler");
acpi_gbl_global_lock_present = TRUE;
status = acpi_install_fixed_event_handler (ACPI_EVENT_GLOBAL,
acpi_ev_global_lock_handler, NULL);
status = acpi_install_fixed_event_handler(ACPI_EVENT_GLOBAL,
acpi_ev_global_lock_handler,
NULL);
/*
* If the global lock does not exist on this platform, the attempt
@ -411,17 +384,15 @@ acpi_ev_init_global_lock_handler (
* with an error.
*/
if (status == AE_NO_HARDWARE_RESPONSE) {
ACPI_REPORT_ERROR ((
"No response from Global Lock hardware, disabling lock\n"));
ACPI_REPORT_ERROR(("No response from Global Lock hardware, disabling lock\n"));
acpi_gbl_global_lock_present = FALSE;
status = AE_OK;
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
/******************************************************************************
*
* FUNCTION: acpi_ev_acquire_global_lock
@ -434,22 +405,18 @@ acpi_ev_init_global_lock_handler (
*
*****************************************************************************/
acpi_status
acpi_ev_acquire_global_lock (
u16 timeout)
acpi_status acpi_ev_acquire_global_lock(u16 timeout)
{
acpi_status status = AE_OK;
u8 acquired = FALSE;
ACPI_FUNCTION_TRACE ("ev_acquire_global_lock");
acpi_status status = AE_OK;
u8 acquired = FALSE;
ACPI_FUNCTION_TRACE("ev_acquire_global_lock");
#ifndef ACPI_APPLICATION
/* Make sure that we actually have a global lock */
if (!acpi_gbl_global_lock_present) {
return_ACPI_STATUS (AE_NO_GLOBAL_LOCK);
return_ACPI_STATUS(AE_NO_GLOBAL_LOCK);
}
#endif
@ -462,37 +429,37 @@ acpi_ev_acquire_global_lock (
* we are done
*/
if (acpi_gbl_global_lock_acquired) {
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/* We must acquire the actual hardware lock */
ACPI_ACQUIRE_GLOBAL_LOCK (acpi_gbl_common_fACS.global_lock, acquired);
ACPI_ACQUIRE_GLOBAL_LOCK(acpi_gbl_common_fACS.global_lock, acquired);
if (acquired) {
/* We got the lock */
/* We got the lock */
ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Acquired the HW Global Lock\n"));
ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
"Acquired the HW Global Lock\n"));
acpi_gbl_global_lock_acquired = TRUE;
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*
* Did not get the lock. The pending bit was set above, and we must now
* wait until we get the global lock released interrupt.
*/
ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Waiting for the HW Global Lock\n"));
ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Waiting for the HW Global Lock\n"));
/*
* Acquire the global lock semaphore first.
* Since this wait will block, we must release the interpreter
*/
status = acpi_ex_system_wait_semaphore (acpi_gbl_global_lock_semaphore,
timeout);
return_ACPI_STATUS (status);
status = acpi_ex_system_wait_semaphore(acpi_gbl_global_lock_semaphore,
timeout);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_release_global_lock
@ -505,21 +472,16 @@ acpi_ev_acquire_global_lock (
*
******************************************************************************/
acpi_status
acpi_ev_release_global_lock (
void)
acpi_status acpi_ev_release_global_lock(void)
{
u8 pending = FALSE;
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE ("ev_release_global_lock");
u8 pending = FALSE;
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE("ev_release_global_lock");
if (!acpi_gbl_global_lock_thread_count) {
ACPI_REPORT_WARNING((
"Cannot release HW Global Lock, it has not been acquired\n"));
return_ACPI_STATUS (AE_NOT_ACQUIRED);
ACPI_REPORT_WARNING(("Cannot release HW Global Lock, it has not been acquired\n"));
return_ACPI_STATUS(AE_NOT_ACQUIRED);
}
/* One fewer thread has the global lock */
@ -528,14 +490,14 @@ acpi_ev_release_global_lock (
if (acpi_gbl_global_lock_thread_count) {
/* There are still some threads holding the lock, cannot release */
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*
* No more threads holding lock, we can do the actual hardware
* release
*/
ACPI_RELEASE_GLOBAL_LOCK (acpi_gbl_common_fACS.global_lock, pending);
ACPI_RELEASE_GLOBAL_LOCK(acpi_gbl_common_fACS.global_lock, pending);
acpi_gbl_global_lock_acquired = FALSE;
/*
@ -543,14 +505,13 @@ acpi_ev_release_global_lock (
* 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);
return_ACPI_STATUS(status);
}
/******************************************************************************
*
* FUNCTION: acpi_ev_terminate
@ -563,16 +524,12 @@ acpi_ev_release_global_lock (
*
******************************************************************************/
void
acpi_ev_terminate (
void)
void acpi_ev_terminate(void)
{
acpi_native_uint i;
acpi_status status;
ACPI_FUNCTION_TRACE ("ev_terminate");
acpi_native_uint i;
acpi_status status;
ACPI_FUNCTION_TRACE("ev_terminate");
if (acpi_gbl_events_initialized) {
/*
@ -583,38 +540,39 @@ acpi_ev_terminate (
/* Disable all fixed events */
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));
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));
}
}
/* Disable all GPEs in all GPE blocks */
status = acpi_ev_walk_gpe_list (acpi_hw_disable_gpe_block);
status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block);
/* Remove SCI handler */
status = acpi_ev_remove_sci_handler ();
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"));
}
}
/* Deallocate all handler objects installed within GPE info structs */
status = acpi_ev_walk_gpe_list (acpi_ev_delete_gpe_handlers);
status = acpi_ev_walk_gpe_list(acpi_ev_delete_gpe_handlers);
/* Return to original mode if necessary */
if (acpi_gbl_original_mode == ACPI_SYS_MODE_LEGACY) {
status = acpi_disable ();
if (ACPI_FAILURE (status)) {
ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "acpi_disable failed\n"));
status = acpi_disable();
if (ACPI_FAILURE(status)) {
ACPI_DEBUG_PRINT((ACPI_DB_WARN,
"acpi_disable failed\n"));
}
}
return_VOID;
}

File diff suppressed because it is too large Load Diff

View File

@ -41,14 +41,12 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
#include <acpi/acpi.h>
#include <acpi/acevents.h>
#include <acpi/acnamesp.h>
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME ("evrgnini")
ACPI_MODULE_NAME("evrgnini")
/*******************************************************************************
*
@ -64,34 +62,31 @@
* DESCRIPTION: Setup a system_memory operation region
*
******************************************************************************/
acpi_status
acpi_ev_system_memory_region_setup (
acpi_handle handle,
u32 function,
void *handler_context,
void **region_context)
acpi_ev_system_memory_region_setup(acpi_handle handle,
u32 function,
void *handler_context, void **region_context)
{
union acpi_operand_object *region_desc = (union acpi_operand_object *) handle;
struct acpi_mem_space_context *local_region_context;
ACPI_FUNCTION_TRACE ("ev_system_memory_region_setup");
union acpi_operand_object *region_desc =
(union acpi_operand_object *)handle;
struct acpi_mem_space_context *local_region_context;
ACPI_FUNCTION_TRACE("ev_system_memory_region_setup");
if (function == ACPI_REGION_DEACTIVATE) {
if (*region_context) {
ACPI_MEM_FREE (*region_context);
ACPI_MEM_FREE(*region_context);
*region_context = NULL;
}
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/* Create a new context */
local_region_context = ACPI_MEM_CALLOCATE (sizeof (struct acpi_mem_space_context));
local_region_context =
ACPI_MEM_CALLOCATE(sizeof(struct acpi_mem_space_context));
if (!(local_region_context)) {
return_ACPI_STATUS (AE_NO_MEMORY);
return_ACPI_STATUS(AE_NO_MEMORY);
}
/* Save the region length and address for use in the handler */
@ -100,10 +95,9 @@ acpi_ev_system_memory_region_setup (
local_region_context->address = region_desc->region.address;
*region_context = local_region_context;
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_io_space_region_setup
@ -120,26 +114,21 @@ acpi_ev_system_memory_region_setup (
******************************************************************************/
acpi_status
acpi_ev_io_space_region_setup (
acpi_handle handle,
u32 function,
void *handler_context,
void **region_context)
acpi_ev_io_space_region_setup(acpi_handle handle,
u32 function,
void *handler_context, void **region_context)
{
ACPI_FUNCTION_TRACE ("ev_io_space_region_setup");
ACPI_FUNCTION_TRACE("ev_io_space_region_setup");
if (function == ACPI_REGION_DEACTIVATE) {
*region_context = NULL;
}
else {
} else {
*region_context = handler_context;
}
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_pci_config_region_setup
@ -158,24 +147,21 @@ acpi_ev_io_space_region_setup (
******************************************************************************/
acpi_status
acpi_ev_pci_config_region_setup (
acpi_handle handle,
u32 function,
void *handler_context,
void **region_context)
acpi_ev_pci_config_region_setup(acpi_handle handle,
u32 function,
void *handler_context, void **region_context)
{
acpi_status status = AE_OK;
acpi_integer pci_value;
struct acpi_pci_id *pci_id = *region_context;
union acpi_operand_object *handler_obj;
struct acpi_namespace_node *parent_node;
struct acpi_namespace_node *pci_root_node;
union acpi_operand_object *region_obj = (union acpi_operand_object *) handle;
struct acpi_device_id object_hID;
ACPI_FUNCTION_TRACE ("ev_pci_config_region_setup");
acpi_status status = AE_OK;
acpi_integer pci_value;
struct acpi_pci_id *pci_id = *region_context;
union acpi_operand_object *handler_obj;
struct acpi_namespace_node *parent_node;
struct acpi_namespace_node *pci_root_node;
union acpi_operand_object *region_obj =
(union acpi_operand_object *)handle;
struct acpi_device_id object_hID;
ACPI_FUNCTION_TRACE("ev_pci_config_region_setup");
handler_obj = region_obj->region.handler;
if (!handler_obj) {
@ -183,20 +169,21 @@ acpi_ev_pci_config_region_setup (
* No installed handler. This shouldn't happen because the dispatch
* routine checks before we get here, but we check again just in case.
*/
ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION,
"Attempting to init a region %p, with no handler\n", region_obj));
return_ACPI_STATUS (AE_NOT_EXIST);
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Attempting to init a region %p, with no handler\n",
region_obj));
return_ACPI_STATUS(AE_NOT_EXIST);
}
*region_context = NULL;
if (function == ACPI_REGION_DEACTIVATE) {
if (pci_id) {
ACPI_MEM_FREE (pci_id);
ACPI_MEM_FREE(pci_id);
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
parent_node = acpi_ns_get_parent_node (region_obj->region.node);
parent_node = acpi_ns_get_parent_node(region_obj->region.node);
/*
* Get the _SEG and _BBN values from the device upon which the handler
@ -216,22 +203,28 @@ acpi_ev_pci_config_region_setup (
pci_root_node = parent_node;
while (pci_root_node != acpi_gbl_root_node) {
status = acpi_ut_execute_HID (pci_root_node, &object_hID);
if (ACPI_SUCCESS (status)) {
status =
acpi_ut_execute_HID(pci_root_node, &object_hID);
if (ACPI_SUCCESS(status)) {
/*
* Got a valid _HID string, check if this is a PCI root.
* New for ACPI 3.0: check for a PCI Express root also.
*/
if (!(ACPI_STRNCMP (object_hID.value, PCI_ROOT_HID_STRING,
sizeof (PCI_ROOT_HID_STRING)) ||
!(ACPI_STRNCMP (object_hID.value, PCI_EXPRESS_ROOT_HID_STRING,
sizeof (PCI_EXPRESS_ROOT_HID_STRING))))) {
if (!
(ACPI_STRNCMP
(object_hID.value, PCI_ROOT_HID_STRING,
sizeof(PCI_ROOT_HID_STRING))
||
!(ACPI_STRNCMP
(object_hID.value,
PCI_EXPRESS_ROOT_HID_STRING,
sizeof(PCI_EXPRESS_ROOT_HID_STRING)))))
{
/* Install a handler for this PCI root bridge */
status = acpi_install_address_space_handler ((acpi_handle) pci_root_node,
ACPI_ADR_SPACE_PCI_CONFIG,
ACPI_DEFAULT_HANDLER, NULL, NULL);
if (ACPI_FAILURE (status)) {
status =
acpi_install_address_space_handler((acpi_handle) pci_root_node, ACPI_ADR_SPACE_PCI_CONFIG, ACPI_DEFAULT_HANDLER, NULL, NULL);
if (ACPI_FAILURE(status)) {
if (status == AE_SAME_HANDLER) {
/*
* It is OK if the handler is already installed on the root
@ -239,23 +232,19 @@ acpi_ev_pci_config_region_setup (
* new PCI_Config operation region, however.
*/
status = AE_OK;
}
else {
ACPI_REPORT_ERROR ((
"Could not install pci_config handler for Root Bridge %4.4s, %s\n",
acpi_ut_get_node_name (pci_root_node), acpi_format_exception (status)));
} else {
ACPI_REPORT_ERROR(("Could not install pci_config handler for Root Bridge %4.4s, %s\n", acpi_ut_get_node_name(pci_root_node), acpi_format_exception(status)));
}
}
break;
}
}
pci_root_node = acpi_ns_get_parent_node (pci_root_node);
pci_root_node = acpi_ns_get_parent_node(pci_root_node);
}
/* PCI root bridge not found, use namespace root node */
}
else {
} else {
pci_root_node = handler_obj->address_space.node;
}
@ -264,14 +253,14 @@ acpi_ev_pci_config_region_setup (
* (install_address_space_handler could have initialized it)
*/
if (region_obj->region.flags & AOPOBJ_SETUP_COMPLETE) {
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/* Region is still not initialized. Create a new context */
pci_id = ACPI_MEM_CALLOCATE (sizeof (struct acpi_pci_id));
pci_id = ACPI_MEM_CALLOCATE(sizeof(struct acpi_pci_id));
if (!pci_id) {
return_ACPI_STATUS (AE_NO_MEMORY);
return_ACPI_STATUS(AE_NO_MEMORY);
}
/*
@ -283,40 +272,45 @@ acpi_ev_pci_config_region_setup (
* Get the PCI device and function numbers from the _ADR object
* contained in the parent's scope.
*/
status = acpi_ut_evaluate_numeric_object (METHOD_NAME__ADR, parent_node, &pci_value);
status =
acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR, parent_node,
&pci_value);
/*
* The default is zero, and since the allocation above zeroed
* the data, just do nothing on failure.
*/
if (ACPI_SUCCESS (status)) {
pci_id->device = ACPI_HIWORD (ACPI_LODWORD (pci_value));
pci_id->function = ACPI_LOWORD (ACPI_LODWORD (pci_value));
if (ACPI_SUCCESS(status)) {
pci_id->device = ACPI_HIWORD(ACPI_LODWORD(pci_value));
pci_id->function = ACPI_LOWORD(ACPI_LODWORD(pci_value));
}
/* The PCI segment number comes from the _SEG method */
status = acpi_ut_evaluate_numeric_object (METHOD_NAME__SEG, pci_root_node, &pci_value);
if (ACPI_SUCCESS (status)) {
pci_id->segment = ACPI_LOWORD (pci_value);
status =
acpi_ut_evaluate_numeric_object(METHOD_NAME__SEG, pci_root_node,
&pci_value);
if (ACPI_SUCCESS(status)) {
pci_id->segment = ACPI_LOWORD(pci_value);
}
/* The PCI bus number comes from the _BBN method */
status = acpi_ut_evaluate_numeric_object (METHOD_NAME__BBN, pci_root_node, &pci_value);
if (ACPI_SUCCESS (status)) {
pci_id->bus = ACPI_LOWORD (pci_value);
status =
acpi_ut_evaluate_numeric_object(METHOD_NAME__BBN, pci_root_node,
&pci_value);
if (ACPI_SUCCESS(status)) {
pci_id->bus = ACPI_LOWORD(pci_value);
}
/* Complete this device's pci_id */
acpi_os_derive_pci_id (pci_root_node, region_obj->region.node, &pci_id);
acpi_os_derive_pci_id(pci_root_node, region_obj->region.node, &pci_id);
*region_context = pci_id;
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_pci_bar_region_setup
@ -335,19 +329,15 @@ acpi_ev_pci_config_region_setup (
******************************************************************************/
acpi_status
acpi_ev_pci_bar_region_setup (
acpi_handle handle,
u32 function,
void *handler_context,
void **region_context)
acpi_ev_pci_bar_region_setup(acpi_handle handle,
u32 function,
void *handler_context, void **region_context)
{
ACPI_FUNCTION_TRACE ("ev_pci_bar_region_setup");
ACPI_FUNCTION_TRACE("ev_pci_bar_region_setup");
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_cmos_region_setup
@ -366,19 +356,15 @@ acpi_ev_pci_bar_region_setup (
******************************************************************************/
acpi_status
acpi_ev_cmos_region_setup (
acpi_handle handle,
u32 function,
void *handler_context,
void **region_context)
acpi_ev_cmos_region_setup(acpi_handle handle,
u32 function,
void *handler_context, void **region_context)
{
ACPI_FUNCTION_TRACE ("ev_cmos_region_setup");
ACPI_FUNCTION_TRACE("ev_cmos_region_setup");
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_default_region_setup
@ -395,26 +381,21 @@ acpi_ev_cmos_region_setup (
******************************************************************************/
acpi_status
acpi_ev_default_region_setup (
acpi_handle handle,
u32 function,
void *handler_context,
void **region_context)
acpi_ev_default_region_setup(acpi_handle handle,
u32 function,
void *handler_context, void **region_context)
{
ACPI_FUNCTION_TRACE ("ev_default_region_setup");
ACPI_FUNCTION_TRACE("ev_default_region_setup");
if (function == ACPI_REGION_DEACTIVATE) {
*region_context = NULL;
}
else {
} else {
*region_context = handler_context;
}
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_initialize_region
@ -438,37 +419,34 @@ acpi_ev_default_region_setup (
******************************************************************************/
acpi_status
acpi_ev_initialize_region (
union acpi_operand_object *region_obj,
u8 acpi_ns_locked)
acpi_ev_initialize_region(union acpi_operand_object *region_obj,
u8 acpi_ns_locked)
{
union acpi_operand_object *handler_obj;
union acpi_operand_object *obj_desc;
acpi_adr_space_type space_id;
struct acpi_namespace_node *node;
acpi_status status;
struct acpi_namespace_node *method_node;
acpi_name *reg_name_ptr = (acpi_name *) METHOD_NAME__REG;
union acpi_operand_object *region_obj2;
ACPI_FUNCTION_TRACE_U32 ("ev_initialize_region", acpi_ns_locked);
union acpi_operand_object *handler_obj;
union acpi_operand_object *obj_desc;
acpi_adr_space_type space_id;
struct acpi_namespace_node *node;
acpi_status status;
struct acpi_namespace_node *method_node;
acpi_name *reg_name_ptr = (acpi_name *) METHOD_NAME__REG;
union acpi_operand_object *region_obj2;
ACPI_FUNCTION_TRACE_U32("ev_initialize_region", acpi_ns_locked);
if (!region_obj) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
if (region_obj->common.flags & AOPOBJ_OBJECT_INITIALIZED) {
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
region_obj2 = acpi_ns_get_secondary_object (region_obj);
region_obj2 = acpi_ns_get_secondary_object(region_obj);
if (!region_obj2) {
return_ACPI_STATUS (AE_NOT_EXIST);
return_ACPI_STATUS(AE_NOT_EXIST);
}
node = acpi_ns_get_parent_node (region_obj->region.node);
node = acpi_ns_get_parent_node(region_obj->region.node);
space_id = region_obj->region.space_id;
/* Setup defaults */
@ -480,9 +458,9 @@ acpi_ev_initialize_region (
/* Find any "_REG" method associated with this region definition */
status = acpi_ns_search_node (*reg_name_ptr, node,
ACPI_TYPE_METHOD, &method_node);
if (ACPI_SUCCESS (status)) {
status = acpi_ns_search_node(*reg_name_ptr, node,
ACPI_TYPE_METHOD, &method_node);
if (ACPI_SUCCESS(status)) {
/*
* The _REG method is optional and there can be only one per region
* definition. This will be executed when the handler is attached
@ -499,7 +477,7 @@ acpi_ev_initialize_region (
/* Check to see if a handler exists */
handler_obj = NULL;
obj_desc = acpi_ns_get_attached_object (node);
obj_desc = acpi_ns_get_attached_object(node);
if (obj_desc) {
/* Can only be a handler if the object exists */
@ -527,37 +505,50 @@ acpi_ev_initialize_region (
while (handler_obj) {
/* Is this handler of the correct type? */
if (handler_obj->address_space.space_id == space_id) {
if (handler_obj->address_space.space_id ==
space_id) {
/* Found correct handler */
ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION,
"Found handler %p for region %p in obj %p\n",
handler_obj, region_obj, obj_desc));
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Found handler %p for region %p in obj %p\n",
handler_obj,
region_obj,
obj_desc));
status = acpi_ev_attach_region (handler_obj, region_obj,
acpi_ns_locked);
status =
acpi_ev_attach_region(handler_obj,
region_obj,
acpi_ns_locked);
/*
* Tell all users that this region is usable by running the _REG
* method
*/
if (acpi_ns_locked) {
status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status =
acpi_ut_release_mutex
(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS
(status);
}
}
status = acpi_ev_execute_reg_method (region_obj, 1);
status =
acpi_ev_execute_reg_method
(region_obj, 1);
if (acpi_ns_locked) {
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status =
acpi_ut_acquire_mutex
(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS
(status);
}
}
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/* Try next handler in the list */
@ -570,15 +561,15 @@ acpi_ev_initialize_region (
* This node does not have the handler we need;
* Pop up one level
*/
node = acpi_ns_get_parent_node (node);
node = acpi_ns_get_parent_node(node);
}
/* If we get here, there is no handler for this region */
ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION,
"No handler for region_type %s(%X) (region_obj %p)\n",
acpi_ut_get_region_name (space_id), space_id, region_obj));
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"No handler for region_type %s(%X) (region_obj %p)\n",
acpi_ut_get_region_name(space_id), space_id,
region_obj));
return_ACPI_STATUS (AE_NOT_EXIST);
return_ACPI_STATUS(AE_NOT_EXIST);
}

View File

@ -45,16 +45,11 @@
#include <acpi/acpi.h>
#include <acpi/acevents.h>
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME ("evsci")
ACPI_MODULE_NAME("evsci")
/* Local prototypes */
static u32 ACPI_SYSTEM_XFACE
acpi_ev_sci_xrupt_handler (
void *context);
static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context);
/*******************************************************************************
*
@ -69,17 +64,13 @@ acpi_ev_sci_xrupt_handler (
*
******************************************************************************/
static u32 ACPI_SYSTEM_XFACE
acpi_ev_sci_xrupt_handler (
void *context)
static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context)
{
struct acpi_gpe_xrupt_info *gpe_xrupt_list = context;
u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED;
struct acpi_gpe_xrupt_info *gpe_xrupt_list = context;
u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED;
ACPI_FUNCTION_TRACE("ev_sci_xrupt_handler");
/*
* We are guaranteed by the ACPI CA initialization/shutdown code that
* if this interrupt handler is installed, ACPI is enabled.
@ -89,18 +80,17 @@ acpi_ev_sci_xrupt_handler (
* Fixed Events:
* Check for and dispatch any Fixed Events that have occurred
*/
interrupt_handled |= acpi_ev_fixed_event_detect ();
interrupt_handled |= acpi_ev_fixed_event_detect();
/*
* General Purpose Events:
* Check for and dispatch any GPEs that have occurred
*/
interrupt_handled |= acpi_ev_gpe_detect (gpe_xrupt_list);
interrupt_handled |= acpi_ev_gpe_detect(gpe_xrupt_list);
return_VALUE (interrupt_handled);
return_VALUE(interrupt_handled);
}
/*******************************************************************************
*
* FUNCTION: acpi_ev_gpe_xrupt_handler
@ -113,17 +103,13 @@ acpi_ev_sci_xrupt_handler (
*
******************************************************************************/
u32 ACPI_SYSTEM_XFACE
acpi_ev_gpe_xrupt_handler (
void *context)
u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context)
{
struct acpi_gpe_xrupt_info *gpe_xrupt_list = context;
u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED;
struct acpi_gpe_xrupt_info *gpe_xrupt_list = context;
u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED;
ACPI_FUNCTION_TRACE("ev_gpe_xrupt_handler");
/*
* We are guaranteed by the ACPI CA initialization/shutdown code that
* if this interrupt handler is installed, ACPI is enabled.
@ -133,12 +119,11 @@ acpi_ev_gpe_xrupt_handler (
* GPEs:
* Check for and dispatch any GPEs that have occurred
*/
interrupt_handled |= acpi_ev_gpe_detect (gpe_xrupt_list);
interrupt_handled |= acpi_ev_gpe_detect(gpe_xrupt_list);
return_VALUE (interrupt_handled);
return_VALUE(interrupt_handled);
}
/******************************************************************************
*
* FUNCTION: acpi_ev_install_sci_handler
@ -151,22 +136,18 @@ acpi_ev_gpe_xrupt_handler (
*
******************************************************************************/
u32
acpi_ev_install_sci_handler (
void)
u32 acpi_ev_install_sci_handler(void)
{
u32 status = AE_OK;
u32 status = AE_OK;
ACPI_FUNCTION_TRACE("ev_install_sci_handler");
ACPI_FUNCTION_TRACE ("ev_install_sci_handler");
status = acpi_os_install_interrupt_handler ((u32) acpi_gbl_FADT->sci_int,
acpi_ev_sci_xrupt_handler, acpi_gbl_gpe_xrupt_list_head);
return_ACPI_STATUS (status);
status = acpi_os_install_interrupt_handler((u32) acpi_gbl_FADT->sci_int,
acpi_ev_sci_xrupt_handler,
acpi_gbl_gpe_xrupt_list_head);
return_ACPI_STATUS(status);
}
/******************************************************************************
*
* FUNCTION: acpi_ev_remove_sci_handler
@ -186,22 +167,16 @@ acpi_ev_install_sci_handler (
*
******************************************************************************/
acpi_status
acpi_ev_remove_sci_handler (
void)
acpi_status acpi_ev_remove_sci_handler(void)
{
acpi_status status;
ACPI_FUNCTION_TRACE ("ev_remove_sci_handler");
acpi_status status;
ACPI_FUNCTION_TRACE("ev_remove_sci_handler");
/* Just let the OS remove the handler and disable the level */
status = acpi_os_remove_interrupt_handler ((u32) acpi_gbl_FADT->sci_int,
acpi_ev_sci_xrupt_handler);
status = acpi_os_remove_interrupt_handler((u32) acpi_gbl_FADT->sci_int,
acpi_ev_sci_xrupt_handler);
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}

View File

@ -49,8 +49,7 @@
#include <acpi/acinterp.h>
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME ("evxface")
ACPI_MODULE_NAME("evxface")
/*******************************************************************************
*
@ -64,21 +63,16 @@
* DESCRIPTION: Saves the pointer to the handler function
*
******************************************************************************/
#ifdef ACPI_FUTURE_USAGE
acpi_status
acpi_install_exception_handler (
acpi_exception_handler handler)
acpi_status acpi_install_exception_handler(acpi_exception_handler handler)
{
acpi_status status;
acpi_status status;
ACPI_FUNCTION_TRACE("acpi_install_exception_handler");
ACPI_FUNCTION_TRACE ("acpi_install_exception_handler");
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Don't allow two handlers. */
@ -92,12 +86,11 @@ acpi_install_exception_handler (
acpi_gbl_exception_handler = handler;
cleanup:
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
return_ACPI_STATUS (status);
cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
#endif /* ACPI_FUTURE_USAGE */
#endif /* ACPI_FUTURE_USAGE */
/*******************************************************************************
*
@ -116,26 +109,22 @@ cleanup:
******************************************************************************/
acpi_status
acpi_install_fixed_event_handler (
u32 event,
acpi_event_handler handler,
void *context)
acpi_install_fixed_event_handler(u32 event,
acpi_event_handler handler, void *context)
{
acpi_status status;
ACPI_FUNCTION_TRACE ("acpi_install_fixed_event_handler");
acpi_status status;
ACPI_FUNCTION_TRACE("acpi_install_fixed_event_handler");
/* Parameter validation */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Don't allow two handlers. */
@ -150,29 +139,29 @@ acpi_install_fixed_event_handler (
acpi_gbl_fixed_event_handlers[event].handler = handler;
acpi_gbl_fixed_event_handlers[event].context = context;
status = acpi_clear_event (event);
status = acpi_clear_event(event);
if (ACPI_SUCCESS(status))
status = acpi_enable_event (event, 0);
if (ACPI_FAILURE (status)) {
ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "Could not enable fixed event.\n"));
status = acpi_enable_event(event, 0);
if (ACPI_FAILURE(status)) {
ACPI_DEBUG_PRINT((ACPI_DB_WARN,
"Could not enable fixed event.\n"));
/* Remove the handler */
acpi_gbl_fixed_event_handlers[event].handler = NULL;
acpi_gbl_fixed_event_handlers[event].context = NULL;
}
else {
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"Enabled fixed event %X, Handler=%p\n", event, handler));
} else {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Enabled fixed event %X, Handler=%p\n", event,
handler));
}
cleanup:
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
return_ACPI_STATUS (status);
cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_install_fixed_event_handler);
EXPORT_SYMBOL(acpi_install_fixed_event_handler);
/*******************************************************************************
*
@ -188,49 +177,45 @@ EXPORT_SYMBOL(acpi_install_fixed_event_handler);
******************************************************************************/
acpi_status
acpi_remove_fixed_event_handler (
u32 event,
acpi_event_handler handler)
acpi_remove_fixed_event_handler(u32 event, acpi_event_handler handler)
{
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE ("acpi_remove_fixed_event_handler");
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE("acpi_remove_fixed_event_handler");
/* Parameter validation */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Disable the event before removing the handler */
status = acpi_disable_event (event, 0);
status = acpi_disable_event(event, 0);
/* Always Remove the handler */
acpi_gbl_fixed_event_handlers[event].handler = NULL;
acpi_gbl_fixed_event_handlers[event].context = NULL;
if (ACPI_FAILURE (status)) {
ACPI_DEBUG_PRINT ((ACPI_DB_WARN,
"Could not write to fixed event enable register.\n"));
}
else {
ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Disabled fixed event %X.\n", event));
if (ACPI_FAILURE(status)) {
ACPI_DEBUG_PRINT((ACPI_DB_WARN,
"Could not write to fixed event enable register.\n"));
} else {
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Disabled fixed event %X.\n",
event));
}
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
return_ACPI_STATUS (status);
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_remove_fixed_event_handler);
EXPORT_SYMBOL(acpi_remove_fixed_event_handler);
/*******************************************************************************
*
@ -251,37 +236,32 @@ EXPORT_SYMBOL(acpi_remove_fixed_event_handler);
******************************************************************************/
acpi_status
acpi_install_notify_handler (
acpi_handle device,
u32 handler_type,
acpi_notify_handler handler,
void *context)
acpi_install_notify_handler(acpi_handle device,
u32 handler_type,
acpi_notify_handler handler, void *context)
{
union acpi_operand_object *obj_desc;
union acpi_operand_object *notify_obj;
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_TRACE ("acpi_install_notify_handler");
union acpi_operand_object *obj_desc;
union acpi_operand_object *notify_obj;
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_TRACE("acpi_install_notify_handler");
/* Parameter validation */
if ((!device) ||
(!handler) ||
(handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
if ((!device) ||
(!handler) || (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Convert and validate the device handle */
node = acpi_ns_map_handle_to_node (device);
node = acpi_ns_map_handle_to_node(device);
if (!node) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -297,21 +277,21 @@ acpi_install_notify_handler (
/* Make sure the handler is not already installed */
if (((handler_type & ACPI_SYSTEM_NOTIFY) &&
acpi_gbl_system_notify.handler) ||
((handler_type & ACPI_DEVICE_NOTIFY) &&
acpi_gbl_device_notify.handler)) {
acpi_gbl_system_notify.handler) ||
((handler_type & ACPI_DEVICE_NOTIFY) &&
acpi_gbl_device_notify.handler)) {
status = AE_ALREADY_EXISTS;
goto unlock_and_exit;
}
if (handler_type & ACPI_SYSTEM_NOTIFY) {
acpi_gbl_system_notify.node = node;
acpi_gbl_system_notify.node = node;
acpi_gbl_system_notify.handler = handler;
acpi_gbl_system_notify.context = context;
}
if (handler_type & ACPI_DEVICE_NOTIFY) {
acpi_gbl_device_notify.node = node;
acpi_gbl_device_notify.node = node;
acpi_gbl_device_notify.handler = handler;
acpi_gbl_device_notify.context = context;
}
@ -327,29 +307,28 @@ acpi_install_notify_handler (
else {
/* Notifies allowed on this object? */
if (!acpi_ev_is_notify_object (node)) {
if (!acpi_ev_is_notify_object(node)) {
status = AE_TYPE;
goto unlock_and_exit;
}
/* Check for an existing internal object */
obj_desc = acpi_ns_get_attached_object (node);
obj_desc = acpi_ns_get_attached_object(node);
if (obj_desc) {
/* Object exists - make sure there's no handler */
if (((handler_type & ACPI_SYSTEM_NOTIFY) &&
obj_desc->common_notify.system_notify) ||
((handler_type & ACPI_DEVICE_NOTIFY) &&
obj_desc->common_notify.device_notify)) {
obj_desc->common_notify.system_notify) ||
((handler_type & ACPI_DEVICE_NOTIFY) &&
obj_desc->common_notify.device_notify)) {
status = AE_ALREADY_EXISTS;
goto unlock_and_exit;
}
}
else {
} else {
/* Create a new object */
obj_desc = acpi_ut_create_internal_object (node->type);
obj_desc = acpi_ut_create_internal_object(node->type);
if (!obj_desc) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
@ -357,25 +336,27 @@ acpi_install_notify_handler (
/* Attach new object to the Node */
status = acpi_ns_attach_object (device, obj_desc, node->type);
status =
acpi_ns_attach_object(device, obj_desc, node->type);
/* Remove local reference to the object */
acpi_ut_remove_reference (obj_desc);
if (ACPI_FAILURE (status)) {
acpi_ut_remove_reference(obj_desc);
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
}
/* Install the handler */
notify_obj = acpi_ut_create_internal_object (ACPI_TYPE_LOCAL_NOTIFY);
notify_obj =
acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_NOTIFY);
if (!notify_obj) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
}
notify_obj->notify.node = node;
notify_obj->notify.node = node;
notify_obj->notify.handler = handler;
notify_obj->notify.context = context;
@ -390,17 +371,16 @@ acpi_install_notify_handler (
if (handler_type == ACPI_ALL_NOTIFY) {
/* Extra ref if installed in both */
acpi_ut_add_reference (notify_obj);
acpi_ut_add_reference(notify_obj);
}
}
unlock_and_exit:
(void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
return_ACPI_STATUS (status);
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_install_notify_handler);
EXPORT_SYMBOL(acpi_install_notify_handler);
/*******************************************************************************
*
@ -420,36 +400,31 @@ EXPORT_SYMBOL(acpi_install_notify_handler);
******************************************************************************/
acpi_status
acpi_remove_notify_handler (
acpi_handle device,
u32 handler_type,
acpi_notify_handler handler)
acpi_remove_notify_handler(acpi_handle device,
u32 handler_type, acpi_notify_handler handler)
{
union acpi_operand_object *notify_obj;
union acpi_operand_object *obj_desc;
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_TRACE ("acpi_remove_notify_handler");
union acpi_operand_object *notify_obj;
union acpi_operand_object *obj_desc;
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_TRACE("acpi_remove_notify_handler");
/* Parameter validation */
if ((!device) ||
(!handler) ||
(handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
if ((!device) ||
(!handler) || (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Convert and validate the device handle */
node = acpi_ns_map_handle_to_node (device);
node = acpi_ns_map_handle_to_node(device);
if (!node) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -458,34 +433,34 @@ acpi_remove_notify_handler (
/* Root Object */
if (device == ACPI_ROOT_OBJECT) {
ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
"Removing notify handler for ROOT object.\n"));
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Removing notify handler for ROOT object.\n"));
if (((handler_type & ACPI_SYSTEM_NOTIFY) &&
!acpi_gbl_system_notify.handler) ||
((handler_type & ACPI_DEVICE_NOTIFY) &&
!acpi_gbl_device_notify.handler)) {
!acpi_gbl_system_notify.handler) ||
((handler_type & ACPI_DEVICE_NOTIFY) &&
!acpi_gbl_device_notify.handler)) {
status = AE_NOT_EXIST;
goto unlock_and_exit;
}
/* Make sure all deferred tasks are completed */
(void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
acpi_os_wait_events_complete(NULL);
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
if (handler_type & ACPI_SYSTEM_NOTIFY) {
acpi_gbl_system_notify.node = NULL;
acpi_gbl_system_notify.node = NULL;
acpi_gbl_system_notify.handler = NULL;
acpi_gbl_system_notify.context = NULL;
}
if (handler_type & ACPI_DEVICE_NOTIFY) {
acpi_gbl_device_notify.node = NULL;
acpi_gbl_device_notify.node = NULL;
acpi_gbl_device_notify.handler = NULL;
acpi_gbl_device_notify.context = NULL;
}
@ -496,14 +471,14 @@ acpi_remove_notify_handler (
else {
/* Notifies allowed on this object? */
if (!acpi_ev_is_notify_object (node)) {
if (!acpi_ev_is_notify_object(node)) {
status = AE_TYPE;
goto unlock_and_exit;
}
/* Check for an existing internal object */
obj_desc = acpi_ns_get_attached_object (node);
obj_desc = acpi_ns_get_attached_object(node);
if (!obj_desc) {
status = AE_NOT_EXIST;
goto unlock_and_exit;
@ -514,53 +489,52 @@ acpi_remove_notify_handler (
if (handler_type & ACPI_SYSTEM_NOTIFY) {
notify_obj = obj_desc->common_notify.system_notify;
if ((!notify_obj) ||
(notify_obj->notify.handler != handler)) {
(notify_obj->notify.handler != handler)) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
}
/* Make sure all deferred tasks are completed */
(void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
acpi_os_wait_events_complete(NULL);
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Remove the handler */
obj_desc->common_notify.system_notify = NULL;
acpi_ut_remove_reference (notify_obj);
acpi_ut_remove_reference(notify_obj);
}
if (handler_type & ACPI_DEVICE_NOTIFY) {
notify_obj = obj_desc->common_notify.device_notify;
if ((!notify_obj) ||
(notify_obj->notify.handler != handler)) {
(notify_obj->notify.handler != handler)) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
}
/* Make sure all deferred tasks are completed */
(void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
acpi_os_wait_events_complete(NULL);
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Remove the handler */
obj_desc->common_notify.device_notify = NULL;
acpi_ut_remove_reference (notify_obj);
acpi_ut_remove_reference(notify_obj);
}
}
unlock_and_exit:
(void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
return_ACPI_STATUS (status);
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_remove_notify_handler);
EXPORT_SYMBOL(acpi_remove_notify_handler);
/*******************************************************************************
*
@ -581,36 +555,31 @@ EXPORT_SYMBOL(acpi_remove_notify_handler);
******************************************************************************/
acpi_status
acpi_install_gpe_handler (
acpi_handle gpe_device,
u32 gpe_number,
u32 type,
acpi_event_handler address,
void *context)
acpi_install_gpe_handler(acpi_handle gpe_device,
u32 gpe_number,
u32 type, acpi_event_handler address, void *context)
{
struct acpi_gpe_event_info *gpe_event_info;
struct acpi_handler_info *handler;
acpi_status status;
u32 flags;
ACPI_FUNCTION_TRACE ("acpi_install_gpe_handler");
struct acpi_gpe_event_info *gpe_event_info;
struct acpi_handler_info *handler;
acpi_status status;
u32 flags;
ACPI_FUNCTION_TRACE("acpi_install_gpe_handler");
/* Parameter validation */
if ((!address) || (type > ACPI_GPE_XRUPT_TYPE_MASK)) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Ensure that we have a valid GPE number */
gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number);
gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
if (!gpe_event_info) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -618,49 +587,49 @@ acpi_install_gpe_handler (
/* Make sure that there isn't a handler there already */
if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) == ACPI_GPE_DISPATCH_HANDLER) {
if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) ==
ACPI_GPE_DISPATCH_HANDLER) {
status = AE_ALREADY_EXISTS;
goto unlock_and_exit;
}
/* Allocate and init handler object */
handler = ACPI_MEM_CALLOCATE (sizeof (struct acpi_handler_info));
handler = ACPI_MEM_CALLOCATE(sizeof(struct acpi_handler_info));
if (!handler) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
}
handler->address = address;
handler->context = context;
handler->address = address;
handler->context = context;
handler->method_node = gpe_event_info->dispatch.method_node;
/* Disable the GPE before installing the handler */
status = acpi_ev_disable_gpe (gpe_event_info);
if (ACPI_FAILURE (status)) {
status = acpi_ev_disable_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
/* Install the handler */
flags = acpi_os_acquire_lock (acpi_gbl_gpe_lock);
flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
gpe_event_info->dispatch.handler = handler;
/* Setup up dispatch flags to indicate handler (vs. method) */
gpe_event_info->flags &= ~(ACPI_GPE_XRUPT_TYPE_MASK | ACPI_GPE_DISPATCH_MASK); /* Clear bits */
gpe_event_info->flags &= ~(ACPI_GPE_XRUPT_TYPE_MASK | ACPI_GPE_DISPATCH_MASK); /* Clear bits */
gpe_event_info->flags |= (u8) (type | ACPI_GPE_DISPATCH_HANDLER);
acpi_os_release_lock (acpi_gbl_gpe_lock, flags);
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
unlock_and_exit:
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
return_ACPI_STATUS (status);
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_install_gpe_handler);
EXPORT_SYMBOL(acpi_install_gpe_handler);
/*******************************************************************************
*
@ -678,34 +647,30 @@ EXPORT_SYMBOL(acpi_install_gpe_handler);
******************************************************************************/
acpi_status
acpi_remove_gpe_handler (
acpi_handle gpe_device,
u32 gpe_number,
acpi_event_handler address)
acpi_remove_gpe_handler(acpi_handle gpe_device,
u32 gpe_number, acpi_event_handler address)
{
struct acpi_gpe_event_info *gpe_event_info;
struct acpi_handler_info *handler;
acpi_status status;
u32 flags;
ACPI_FUNCTION_TRACE ("acpi_remove_gpe_handler");
struct acpi_gpe_event_info *gpe_event_info;
struct acpi_handler_info *handler;
acpi_status status;
u32 flags;
ACPI_FUNCTION_TRACE("acpi_remove_gpe_handler");
/* Parameter validation */
if (!address) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Ensure that we have a valid GPE number */
gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number);
gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
if (!gpe_event_info) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -713,7 +678,8 @@ acpi_remove_gpe_handler (
/* Make sure that a handler is indeed installed */
if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) != ACPI_GPE_DISPATCH_HANDLER) {
if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) !=
ACPI_GPE_DISPATCH_HANDLER) {
status = AE_NOT_EXIST;
goto unlock_and_exit;
}
@ -727,45 +693,44 @@ acpi_remove_gpe_handler (
/* Disable the GPE before removing the handler */
status = acpi_ev_disable_gpe (gpe_event_info);
if (ACPI_FAILURE (status)) {
status = acpi_ev_disable_gpe(gpe_event_info);
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
/* Make sure all deferred tasks are completed */
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
acpi_os_wait_events_complete(NULL);
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
}
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Remove the handler */
flags = acpi_os_acquire_lock (acpi_gbl_gpe_lock);
flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
handler = gpe_event_info->dispatch.handler;
/* Restore Method node (if any), set dispatch flags */
gpe_event_info->dispatch.method_node = handler->method_node;
gpe_event_info->flags &= ~ACPI_GPE_DISPATCH_MASK; /* Clear bits */
gpe_event_info->flags &= ~ACPI_GPE_DISPATCH_MASK; /* Clear bits */
if (handler->method_node) {
gpe_event_info->flags |= ACPI_GPE_DISPATCH_METHOD;
}
acpi_os_release_lock (acpi_gbl_gpe_lock, flags);
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
/* Now we can free the handler object */
ACPI_MEM_FREE (handler);
ACPI_MEM_FREE(handler);
unlock_and_exit:
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
return_ACPI_STATUS (status);
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_remove_gpe_handler);
EXPORT_SYMBOL(acpi_remove_gpe_handler);
/*******************************************************************************
*
@ -781,35 +746,31 @@ EXPORT_SYMBOL(acpi_remove_gpe_handler);
*
******************************************************************************/
acpi_status
acpi_acquire_global_lock (
u16 timeout,
u32 *handle)
acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle)
{
acpi_status status;
acpi_status status;
if (!handle) {
return (AE_BAD_PARAMETER);
}
status = acpi_ex_enter_interpreter ();
if (ACPI_FAILURE (status)) {
status = acpi_ex_enter_interpreter();
if (ACPI_FAILURE(status)) {
return (status);
}
status = acpi_ev_acquire_global_lock (timeout);
acpi_ex_exit_interpreter ();
status = acpi_ev_acquire_global_lock(timeout);
acpi_ex_exit_interpreter();
if (ACPI_SUCCESS (status)) {
if (ACPI_SUCCESS(status)) {
acpi_gbl_global_lock_handle++;
*handle = acpi_gbl_global_lock_handle;
}
return (status);
}
EXPORT_SYMBOL(acpi_acquire_global_lock);
EXPORT_SYMBOL(acpi_acquire_global_lock);
/*******************************************************************************
*
@ -823,19 +784,16 @@ EXPORT_SYMBOL(acpi_acquire_global_lock);
*
******************************************************************************/
acpi_status
acpi_release_global_lock (
u32 handle)
acpi_status acpi_release_global_lock(u32 handle)
{
acpi_status status;
acpi_status status;
if (handle != acpi_gbl_global_lock_handle) {
return (AE_NOT_ACQUIRED);
}
status = acpi_ev_release_global_lock ();
status = acpi_ev_release_global_lock();
return (status);
}
EXPORT_SYMBOL(acpi_release_global_lock);
EXPORT_SYMBOL(acpi_release_global_lock);

View File

@ -48,8 +48,7 @@
#include <acpi/acnamesp.h>
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME ("evxfevnt")
ACPI_MODULE_NAME("evxfevnt")
/*******************************************************************************
*
@ -62,44 +61,39 @@
* DESCRIPTION: Transfers the system into ACPI mode.
*
******************************************************************************/
acpi_status
acpi_enable (
void)
acpi_status acpi_enable(void)
{
acpi_status status = AE_OK;
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE("acpi_enable");
ACPI_FUNCTION_TRACE ("acpi_enable");
/* Make sure we have the FADT*/
/* Make sure we have the FADT */
if (!acpi_gbl_FADT) {
ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "No FADT information present!\n"));
return_ACPI_STATUS (AE_NO_ACPI_TABLES);
ACPI_DEBUG_PRINT((ACPI_DB_WARN,
"No FADT information present!\n"));
return_ACPI_STATUS(AE_NO_ACPI_TABLES);
}
if (acpi_hw_get_mode() == ACPI_SYS_MODE_ACPI) {
ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "System is already in ACPI mode\n"));
}
else {
ACPI_DEBUG_PRINT((ACPI_DB_INIT,
"System is already in ACPI mode\n"));
} else {
/* Transition to ACPI mode */
status = acpi_hw_set_mode (ACPI_SYS_MODE_ACPI);
if (ACPI_FAILURE (status)) {
ACPI_REPORT_ERROR (("Could not transition to ACPI mode.\n"));
return_ACPI_STATUS (status);
status = acpi_hw_set_mode(ACPI_SYS_MODE_ACPI);
if (ACPI_FAILURE(status)) {
ACPI_REPORT_ERROR(("Could not transition to ACPI mode.\n"));
return_ACPI_STATUS(status);
}
ACPI_DEBUG_PRINT ((ACPI_DB_INIT,
"Transition to ACPI mode successful\n"));
ACPI_DEBUG_PRINT((ACPI_DB_INIT,
"Transition to ACPI mode successful\n"));
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_disable
@ -112,43 +106,38 @@ acpi_enable (
*
******************************************************************************/
acpi_status
acpi_disable (
void)
acpi_status acpi_disable(void)
{
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE ("acpi_disable");
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE("acpi_disable");
if (!acpi_gbl_FADT) {
ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "No FADT information present!\n"));
return_ACPI_STATUS (AE_NO_ACPI_TABLES);
ACPI_DEBUG_PRINT((ACPI_DB_WARN,
"No FADT information present!\n"));
return_ACPI_STATUS(AE_NO_ACPI_TABLES);
}
if (acpi_hw_get_mode() == ACPI_SYS_MODE_LEGACY) {
ACPI_DEBUG_PRINT ((ACPI_DB_INIT,
"System is already in legacy (non-ACPI) mode\n"));
}
else {
ACPI_DEBUG_PRINT((ACPI_DB_INIT,
"System is already in legacy (non-ACPI) mode\n"));
} else {
/* Transition to LEGACY mode */
status = acpi_hw_set_mode (ACPI_SYS_MODE_LEGACY);
status = acpi_hw_set_mode(ACPI_SYS_MODE_LEGACY);
if (ACPI_FAILURE (status)) {
ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
"Could not exit ACPI mode to legacy mode"));
return_ACPI_STATUS (status);
if (ACPI_FAILURE(status)) {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"Could not exit ACPI mode to legacy mode"));
return_ACPI_STATUS(status);
}
ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "ACPI mode disabled\n"));
ACPI_DEBUG_PRINT((ACPI_DB_INIT, "ACPI mode disabled\n"));
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_enable_event
@ -162,52 +151,50 @@ acpi_disable (
*
******************************************************************************/
acpi_status
acpi_enable_event (
u32 event,
u32 flags)
acpi_status acpi_enable_event(u32 event, u32 flags)
{
acpi_status status = AE_OK;
u32 value;
ACPI_FUNCTION_TRACE ("acpi_enable_event");
acpi_status status = AE_OK;
u32 value;
ACPI_FUNCTION_TRACE("acpi_enable_event");
/* Decode the Fixed Event */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
/*
* Enable the requested fixed event (by writing a one to the
* enable register bit)
*/
status = acpi_set_register (acpi_gbl_fixed_event_info[event].enable_register_id,
1, ACPI_MTX_LOCK);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status =
acpi_set_register(acpi_gbl_fixed_event_info[event].
enable_register_id, 1, ACPI_MTX_LOCK);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Make sure that the hardware responded */
status = acpi_get_register (acpi_gbl_fixed_event_info[event].enable_register_id,
&value, ACPI_MTX_LOCK);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status =
acpi_get_register(acpi_gbl_fixed_event_info[event].
enable_register_id, &value, ACPI_MTX_LOCK);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
if (value != 1) {
ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
"Could not enable %s event\n", acpi_ut_get_event_name (event)));
return_ACPI_STATUS (AE_NO_HARDWARE_RESPONSE);
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"Could not enable %s event\n",
acpi_ut_get_event_name(event)));
return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE);
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_enable_event);
EXPORT_SYMBOL(acpi_enable_event);
/*******************************************************************************
*
@ -223,40 +210,34 @@ EXPORT_SYMBOL(acpi_enable_event);
*
******************************************************************************/
acpi_status
acpi_set_gpe_type (
acpi_handle gpe_device,
u32 gpe_number,
u8 type)
acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type)
{
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE ("acpi_set_gpe_type");
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE("acpi_set_gpe_type");
/* Ensure that we have a valid GPE number */
gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number);
gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
if (!gpe_event_info) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
}
if ((gpe_event_info->flags & ACPI_GPE_TYPE_MASK) == type) {
return_ACPI_STATUS (AE_OK);
return_ACPI_STATUS(AE_OK);
}
/* Set the new type (will disable GPE if currently enabled) */
status = acpi_ev_set_gpe_type (gpe_event_info, type);
status = acpi_ev_set_gpe_type(gpe_event_info, type);
unlock_and_exit:
return_ACPI_STATUS (status);
unlock_and_exit:
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_set_gpe_type);
EXPORT_SYMBOL(acpi_set_gpe_type);
/*******************************************************************************
*
@ -273,31 +254,25 @@ EXPORT_SYMBOL(acpi_set_gpe_type);
*
******************************************************************************/
acpi_status
acpi_enable_gpe (
acpi_handle gpe_device,
u32 gpe_number,
u32 flags)
acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags)
{
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE ("acpi_enable_gpe");
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE("acpi_enable_gpe");
/* Use semaphore lock if not executing at interrupt level */
if (flags & ACPI_NOT_ISR) {
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
}
/* Ensure that we have a valid GPE number */
gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number);
gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
if (!gpe_event_info) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -305,16 +280,16 @@ acpi_enable_gpe (
/* Perform the enable */
status = acpi_ev_enable_gpe (gpe_event_info, TRUE);
status = acpi_ev_enable_gpe(gpe_event_info, TRUE);
unlock_and_exit:
unlock_and_exit:
if (flags & ACPI_NOT_ISR) {
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_enable_gpe);
EXPORT_SYMBOL(acpi_enable_gpe);
/*******************************************************************************
*
@ -331,46 +306,39 @@ EXPORT_SYMBOL(acpi_enable_gpe);
*
******************************************************************************/
acpi_status
acpi_disable_gpe (
acpi_handle gpe_device,
u32 gpe_number,
u32 flags)
acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags)
{
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE ("acpi_disable_gpe");
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE("acpi_disable_gpe");
/* Use semaphore lock if not executing at interrupt level */
if (flags & ACPI_NOT_ISR) {
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
}
/* Ensure that we have a valid GPE number */
gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number);
gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
if (!gpe_event_info) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
}
status = acpi_ev_disable_gpe (gpe_event_info);
status = acpi_ev_disable_gpe(gpe_event_info);
unlock_and_exit:
unlock_and_exit:
if (flags & ACPI_NOT_ISR) {
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_disable_event
@ -384,50 +352,48 @@ unlock_and_exit:
*
******************************************************************************/
acpi_status
acpi_disable_event (
u32 event,
u32 flags)
acpi_status acpi_disable_event(u32 event, u32 flags)
{
acpi_status status = AE_OK;
u32 value;
ACPI_FUNCTION_TRACE ("acpi_disable_event");
acpi_status status = AE_OK;
u32 value;
ACPI_FUNCTION_TRACE("acpi_disable_event");
/* Decode the Fixed Event */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
/*
* Disable the requested fixed event (by writing a zero to the
* enable register bit)
*/
status = acpi_set_register (acpi_gbl_fixed_event_info[event].enable_register_id,
0, ACPI_MTX_LOCK);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status =
acpi_set_register(acpi_gbl_fixed_event_info[event].
enable_register_id, 0, ACPI_MTX_LOCK);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
status = acpi_get_register (acpi_gbl_fixed_event_info[event].enable_register_id,
&value, ACPI_MTX_LOCK);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status =
acpi_get_register(acpi_gbl_fixed_event_info[event].
enable_register_id, &value, ACPI_MTX_LOCK);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
if (value != 0) {
ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
"Could not disable %s events\n", acpi_ut_get_event_name (event)));
return_ACPI_STATUS (AE_NO_HARDWARE_RESPONSE);
ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
"Could not disable %s events\n",
acpi_ut_get_event_name(event)));
return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE);
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_disable_event);
EXPORT_SYMBOL(acpi_disable_event);
/*******************************************************************************
*
@ -441,33 +407,30 @@ EXPORT_SYMBOL(acpi_disable_event);
*
******************************************************************************/
acpi_status
acpi_clear_event (
u32 event)
acpi_status acpi_clear_event(u32 event)
{
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE ("acpi_clear_event");
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE("acpi_clear_event");
/* Decode the Fixed Event */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
/*
* Clear the requested fixed event (By writing a one to the
* status register bit)
*/
status = acpi_set_register (acpi_gbl_fixed_event_info[event].status_register_id,
1, ACPI_MTX_LOCK);
status =
acpi_set_register(acpi_gbl_fixed_event_info[event].
status_register_id, 1, ACPI_MTX_LOCK);
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_clear_event);
EXPORT_SYMBOL(acpi_clear_event);
/*******************************************************************************
*
@ -483,46 +446,39 @@ EXPORT_SYMBOL(acpi_clear_event);
*
******************************************************************************/
acpi_status
acpi_clear_gpe (
acpi_handle gpe_device,
u32 gpe_number,
u32 flags)
acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags)
{
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE ("acpi_clear_gpe");
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE("acpi_clear_gpe");
/* Use semaphore lock if not executing at interrupt level */
if (flags & ACPI_NOT_ISR) {
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
}
/* Ensure that we have a valid GPE number */
gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number);
gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
if (!gpe_event_info) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
}
status = acpi_hw_clear_gpe (gpe_event_info);
status = acpi_hw_clear_gpe(gpe_event_info);
unlock_and_exit:
unlock_and_exit:
if (flags & ACPI_NOT_ISR) {
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
#ifdef ACPI_FUTURE_USAGE
/*******************************************************************************
*
@ -538,36 +494,31 @@ unlock_and_exit:
*
******************************************************************************/
acpi_status
acpi_get_event_status (
u32 event,
acpi_event_status *event_status)
acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status)
{
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE ("acpi_get_event_status");
acpi_status status = AE_OK;
ACPI_FUNCTION_TRACE("acpi_get_event_status");
if (!event_status) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
/* Decode the Fixed Event */
if (event > ACPI_EVENT_MAX) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
/* Get the status of the requested fixed event */
status = acpi_get_register (acpi_gbl_fixed_event_info[event].status_register_id,
event_status, ACPI_MTX_LOCK);
status =
acpi_get_register(acpi_gbl_fixed_event_info[event].
status_register_id, event_status, ACPI_MTX_LOCK);
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
/*******************************************************************************
*
* FUNCTION: acpi_get_gpe_status
@ -585,31 +536,26 @@ acpi_get_event_status (
******************************************************************************/
acpi_status
acpi_get_gpe_status (
acpi_handle gpe_device,
u32 gpe_number,
u32 flags,
acpi_event_status *event_status)
acpi_get_gpe_status(acpi_handle gpe_device,
u32 gpe_number, u32 flags, acpi_event_status * event_status)
{
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE ("acpi_get_gpe_status");
acpi_status status = AE_OK;
struct acpi_gpe_event_info *gpe_event_info;
ACPI_FUNCTION_TRACE("acpi_get_gpe_status");
/* Use semaphore lock if not executing at interrupt level */
if (flags & ACPI_NOT_ISR) {
status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
}
/* Ensure that we have a valid GPE number */
gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number);
gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
if (!gpe_event_info) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -617,16 +563,15 @@ acpi_get_gpe_status (
/* Obtain status on the requested GPE number */
status = acpi_hw_get_gpe_status (gpe_event_info, event_status);
status = acpi_hw_get_gpe_status(gpe_event_info, event_status);
unlock_and_exit:
unlock_and_exit:
if (flags & ACPI_NOT_ISR) {
(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
}
return_ACPI_STATUS (status);
return_ACPI_STATUS(status);
}
#endif /* ACPI_FUTURE_USAGE */
#endif /* ACPI_FUTURE_USAGE */
/*******************************************************************************
*
@ -644,33 +589,27 @@ unlock_and_exit:
******************************************************************************/
acpi_status
acpi_install_gpe_block (
acpi_handle gpe_device,
struct acpi_generic_address *gpe_block_address,
u32 register_count,
u32 interrupt_number)
acpi_install_gpe_block(acpi_handle gpe_device,
struct acpi_generic_address *gpe_block_address,
u32 register_count, u32 interrupt_number)
{
acpi_status status;
union acpi_operand_object *obj_desc;
struct acpi_namespace_node *node;
struct acpi_gpe_block_info *gpe_block;
acpi_status status;
union acpi_operand_object *obj_desc;
struct acpi_namespace_node *node;
struct acpi_gpe_block_info *gpe_block;
ACPI_FUNCTION_TRACE("acpi_install_gpe_block");
ACPI_FUNCTION_TRACE ("acpi_install_gpe_block");
if ((!gpe_device) ||
(!gpe_block_address) ||
(!register_count)) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
if ((!gpe_device) || (!gpe_block_address) || (!register_count)) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return (status);
}
node = acpi_ns_map_handle_to_node (gpe_device);
node = acpi_ns_map_handle_to_node(gpe_device);
if (!node) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -680,31 +619,33 @@ acpi_install_gpe_block (
* For user-installed GPE Block Devices, the gpe_block_base_number
* is always zero
*/
status = acpi_ev_create_gpe_block (node, gpe_block_address, register_count,
0, interrupt_number, &gpe_block);
if (ACPI_FAILURE (status)) {
status =
acpi_ev_create_gpe_block(node, gpe_block_address, register_count, 0,
interrupt_number, &gpe_block);
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
/* Get the device_object attached to the node */
obj_desc = acpi_ns_get_attached_object (node);
obj_desc = acpi_ns_get_attached_object(node);
if (!obj_desc) {
/* No object, create a new one */
obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_DEVICE);
obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_DEVICE);
if (!obj_desc) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
}
status = acpi_ns_attach_object (node, obj_desc, ACPI_TYPE_DEVICE);
status =
acpi_ns_attach_object(node, obj_desc, ACPI_TYPE_DEVICE);
/* Remove local reference to the object */
acpi_ut_remove_reference (obj_desc);
acpi_ut_remove_reference(obj_desc);
if (ACPI_FAILURE (status)) {
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
}
@ -713,13 +654,12 @@ acpi_install_gpe_block (
obj_desc->device.gpe_block = gpe_block;
unlock_and_exit:
(void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
return_ACPI_STATUS (status);
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_install_gpe_block);
EXPORT_SYMBOL(acpi_install_gpe_block);
/*******************************************************************************
*
@ -733,28 +673,24 @@ EXPORT_SYMBOL(acpi_install_gpe_block);
*
******************************************************************************/
acpi_status
acpi_remove_gpe_block (
acpi_handle gpe_device)
acpi_status acpi_remove_gpe_block(acpi_handle gpe_device)
{
union acpi_operand_object *obj_desc;
acpi_status status;
struct acpi_namespace_node *node;
ACPI_FUNCTION_TRACE ("acpi_remove_gpe_block");
union acpi_operand_object *obj_desc;
acpi_status status;
struct acpi_namespace_node *node;
ACPI_FUNCTION_TRACE("acpi_remove_gpe_block");
if (!gpe_device) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return (status);
}
node = acpi_ns_map_handle_to_node (gpe_device);
node = acpi_ns_map_handle_to_node(gpe_device);
if (!node) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -762,22 +698,21 @@ acpi_remove_gpe_block (
/* Get the device_object attached to the node */
obj_desc = acpi_ns_get_attached_object (node);
if (!obj_desc ||
!obj_desc->device.gpe_block) {
return_ACPI_STATUS (AE_NULL_OBJECT);
obj_desc = acpi_ns_get_attached_object(node);
if (!obj_desc || !obj_desc->device.gpe_block) {
return_ACPI_STATUS(AE_NULL_OBJECT);
}
/* Delete the GPE block (but not the device_object) */
status = acpi_ev_delete_gpe_block (obj_desc->device.gpe_block);
if (ACPI_SUCCESS (status)) {
status = acpi_ev_delete_gpe_block(obj_desc->device.gpe_block);
if (ACPI_SUCCESS(status)) {
obj_desc->device.gpe_block = NULL;
}
unlock_and_exit:
(void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
return_ACPI_STATUS (status);
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_remove_gpe_block);

View File

@ -49,8 +49,7 @@
#include <acpi/acevents.h>
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME ("evxfregn")
ACPI_MODULE_NAME("evxfregn")
/*******************************************************************************
*
@ -67,36 +66,31 @@
* DESCRIPTION: Install a handler for all op_regions of a given space_id.
*
******************************************************************************/
acpi_status
acpi_install_address_space_handler (
acpi_handle device,
acpi_adr_space_type space_id,
acpi_adr_space_handler handler,
acpi_adr_space_setup setup,
void *context)
acpi_install_address_space_handler(acpi_handle device,
acpi_adr_space_type space_id,
acpi_adr_space_handler handler,
acpi_adr_space_setup setup, void *context)
{
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_TRACE ("acpi_install_address_space_handler");
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_TRACE("acpi_install_address_space_handler");
/* Parameter validation */
if (!device) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Convert and validate the device handle */
node = acpi_ns_map_handle_to_node (device);
node = acpi_ns_map_handle_to_node(device);
if (!node) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -104,21 +98,23 @@ acpi_install_address_space_handler (
/* Install the handler for all Regions for this Space ID */
status = acpi_ev_install_space_handler (node, space_id, handler, setup, context);
if (ACPI_FAILURE (status)) {
status =
acpi_ev_install_space_handler(node, space_id, handler, setup,
context);
if (ACPI_FAILURE(status)) {
goto unlock_and_exit;
}
/* Run all _REG methods for this address space */
status = acpi_ev_execute_reg_methods (node, space_id);
status = acpi_ev_execute_reg_methods(node, space_id);
unlock_and_exit:
(void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
return_ACPI_STATUS (status);
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_install_address_space_handler);
EXPORT_SYMBOL(acpi_install_address_space_handler);
/*******************************************************************************
*
@ -135,36 +131,33 @@ EXPORT_SYMBOL(acpi_install_address_space_handler);
******************************************************************************/
acpi_status
acpi_remove_address_space_handler (
acpi_handle device,
acpi_adr_space_type space_id,
acpi_adr_space_handler handler)
acpi_remove_address_space_handler(acpi_handle device,
acpi_adr_space_type space_id,
acpi_adr_space_handler handler)
{
union acpi_operand_object *obj_desc;
union acpi_operand_object *handler_obj;
union acpi_operand_object *region_obj;
union acpi_operand_object **last_obj_ptr;
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_TRACE ("acpi_remove_address_space_handler");
union acpi_operand_object *obj_desc;
union acpi_operand_object *handler_obj;
union acpi_operand_object *region_obj;
union acpi_operand_object **last_obj_ptr;
struct acpi_namespace_node *node;
acpi_status status;
ACPI_FUNCTION_TRACE("acpi_remove_address_space_handler");
/* Parameter validation */
if (!device) {
return_ACPI_STATUS (AE_BAD_PARAMETER);
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE (status)) {
return_ACPI_STATUS (status);
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
/* Convert and validate the device handle */
node = acpi_ns_map_handle_to_node (device);
node = acpi_ns_map_handle_to_node(device);
if (!node) {
status = AE_BAD_PARAMETER;
goto unlock_and_exit;
@ -172,7 +165,7 @@ acpi_remove_address_space_handler (
/* Make sure the internal object exists */
obj_desc = acpi_ns_get_attached_object (node);
obj_desc = acpi_ns_get_attached_object(node);
if (!obj_desc) {
status = AE_NOT_EXIST;
goto unlock_and_exit;
@ -188,10 +181,11 @@ acpi_remove_address_space_handler (
if (handler_obj->address_space.space_id == space_id) {
/* Matched space_id, first dereference this in the Regions */
ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION,
"Removing address handler %p(%p) for region %s on Device %p(%p)\n",
handler_obj, handler, acpi_ut_get_region_name (space_id),
node, obj_desc));
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Removing address handler %p(%p) for region %s on Device %p(%p)\n",
handler_obj, handler,
acpi_ut_get_region_name(space_id),
node, obj_desc));
region_obj = handler_obj->address_space.region_list;
@ -205,13 +199,14 @@ acpi_remove_address_space_handler (
* The region is just inaccessible as indicated to
* the _REG method
*/
acpi_ev_detach_region (region_obj, TRUE);
acpi_ev_detach_region(region_obj, TRUE);
/*
* Walk the list: Just grab the head because the
* detach_region removed the previous head.
*/
region_obj = handler_obj->address_space.region_list;
region_obj =
handler_obj->address_space.region_list;
}
@ -221,7 +216,7 @@ acpi_remove_address_space_handler (
/* Now we can delete the handler object */
acpi_ut_remove_reference (handler_obj);
acpi_ut_remove_reference(handler_obj);
goto unlock_and_exit;
}
@ -233,15 +228,16 @@ acpi_remove_address_space_handler (
/* The handler does not exist */
ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION,
"Unable to remove address handler %p for %s(%X), dev_node %p, obj %p\n",
handler, acpi_ut_get_region_name (space_id), space_id, node, obj_desc));
ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
"Unable to remove address handler %p for %s(%X), dev_node %p, obj %p\n",
handler, acpi_ut_get_region_name(space_id), space_id,
node, obj_desc));
status = AE_NOT_EXIST;
unlock_and_exit:
(void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE);
return_ACPI_STATUS (status);
unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
EXPORT_SYMBOL(acpi_remove_address_space_handler);
EXPORT_SYMBOL(acpi_remove_address_space_handler);