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-rw-r--r--drivers/acpi/ac.c4
-rw-r--r--drivers/acpi/acpi_memhotplug.c43
-rw-r--r--drivers/acpi/acpi_pad.c4
-rw-r--r--drivers/acpi/acpica/Makefile2
-rw-r--r--drivers/acpi/acpica/acevents.h2
-rw-r--r--drivers/acpi/acpica/acglobal.h19
-rw-r--r--drivers/acpi/acpica/aclocal.h43
-rw-r--r--drivers/acpi/acpica/acmacros.h6
-rw-r--r--drivers/acpi/acpica/acobject.h15
-rw-r--r--drivers/acpi/acpica/acpredef.h8
-rw-r--r--drivers/acpi/acpica/acstruct.h2
-rw-r--r--drivers/acpi/acpica/acutils.h2
-rw-r--r--drivers/acpi/acpica/amlcode.h4
-rw-r--r--drivers/acpi/acpica/amlresrc.h4
-rw-r--r--drivers/acpi/acpica/dsargs.c2
-rw-r--r--drivers/acpi/acpica/dscontrol.c4
-rw-r--r--drivers/acpi/acpica/dsfield.c103
-rw-r--r--drivers/acpi/acpica/dsinit.c4
-rw-r--r--drivers/acpi/acpica/dsmethod.c6
-rw-r--r--drivers/acpi/acpica/dsmthdat.c32
-rw-r--r--drivers/acpi/acpica/dsobject.c14
-rw-r--r--drivers/acpi/acpica/dsopcode.c12
-rw-r--r--drivers/acpi/acpica/dsutils.c6
-rw-r--r--drivers/acpi/acpica/dswscope.c4
-rw-r--r--drivers/acpi/acpica/dswstate.c20
-rw-r--r--drivers/acpi/acpica/evevent.c2
-rw-r--r--drivers/acpi/acpica/evglock.c4
-rw-r--r--drivers/acpi/acpica/evgpe.c22
-rw-r--r--drivers/acpi/acpica/evgpeblk.c2
-rw-r--r--drivers/acpi/acpica/evgpeutil.c22
-rw-r--r--drivers/acpi/acpica/evmisc.c191
-rw-r--r--drivers/acpi/acpica/evregion.c24
-rw-r--r--drivers/acpi/acpica/evrgnini.c28
-rw-r--r--drivers/acpi/acpica/evsci.c4
-rw-r--r--drivers/acpi/acpica/evxface.c474
-rw-r--r--drivers/acpi/acpica/evxfevnt.c8
-rw-r--r--drivers/acpi/acpica/evxfgpe.c112
-rw-r--r--drivers/acpi/acpica/evxfregn.c18
-rw-r--r--drivers/acpi/acpica/exconfig.c8
-rw-r--r--drivers/acpi/acpica/exconvrt.c10
-rw-r--r--drivers/acpi/acpica/excreate.c2
-rw-r--r--drivers/acpi/acpica/exdebug.c4
-rw-r--r--drivers/acpi/acpica/exdump.c51
-rw-r--r--drivers/acpi/acpica/exfldio.c14
-rw-r--r--drivers/acpi/acpica/exmisc.c26
-rw-r--r--drivers/acpi/acpica/exmutex.c6
-rw-r--r--drivers/acpi/acpica/exprep.c6
-rw-r--r--drivers/acpi/acpica/exregion.c38
-rw-r--r--drivers/acpi/acpica/exresolv.c4
-rw-r--r--drivers/acpi/acpica/exresop.c10
-rw-r--r--drivers/acpi/acpica/exstore.c6
-rw-r--r--drivers/acpi/acpica/exstorob.c2
-rw-r--r--drivers/acpi/acpica/exsystem.c8
-rw-r--r--drivers/acpi/acpica/exutils.c10
-rw-r--r--drivers/acpi/acpica/hwacpi.c2
-rw-r--r--drivers/acpi/acpica/hwesleep.c15
-rw-r--r--drivers/acpi/acpica/hwregs.c22
-rw-r--r--drivers/acpi/acpica/hwsleep.c6
-rw-r--r--drivers/acpi/acpica/hwtimer.c4
-rw-r--r--drivers/acpi/acpica/hwvalid.c4
-rw-r--r--drivers/acpi/acpica/hwxface.c12
-rw-r--r--drivers/acpi/acpica/hwxfsleep.c6
-rw-r--r--drivers/acpi/acpica/nsaccess.c8
-rw-r--r--drivers/acpi/acpica/nsalloc.c10
-rw-r--r--drivers/acpi/acpica/nsdump.c18
-rw-r--r--drivers/acpi/acpica/nsdumpdv.c6
-rw-r--r--drivers/acpi/acpica/nseval.c10
-rw-r--r--drivers/acpi/acpica/nsinit.c6
-rw-r--r--drivers/acpi/acpica/nsload.c4
-rw-r--r--drivers/acpi/acpica/nsnames.c10
-rw-r--r--drivers/acpi/acpica/nsobject.c28
-rw-r--r--drivers/acpi/acpica/nspredef.c38
-rw-r--r--drivers/acpi/acpica/nsrepair.c14
-rw-r--r--drivers/acpi/acpica/nsrepair2.c26
-rw-r--r--drivers/acpi/acpica/nssearch.c12
-rw-r--r--drivers/acpi/acpica/nsutils.c26
-rw-r--r--drivers/acpi/acpica/nswalk.c8
-rw-r--r--drivers/acpi/acpica/nsxfeval.c26
-rw-r--r--drivers/acpi/acpica/nsxfname.c16
-rw-r--r--drivers/acpi/acpica/nsxfobj.c8
-rw-r--r--drivers/acpi/acpica/psargs.c6
-rw-r--r--drivers/acpi/acpica/psloop.c16
-rw-r--r--drivers/acpi/acpica/psopcode.c4
-rw-r--r--drivers/acpi/acpica/psparse.c6
-rw-r--r--drivers/acpi/acpica/psscope.c6
-rw-r--r--drivers/acpi/acpica/pstree.c14
-rw-r--r--drivers/acpi/acpica/psutils.c8
-rw-r--r--drivers/acpi/acpica/psxface.c16
-rw-r--r--drivers/acpi/acpica/rsaddr.c14
-rw-r--r--drivers/acpi/acpica/rscalc.c2
-rw-r--r--drivers/acpi/acpica/rscreate.c6
-rw-r--r--drivers/acpi/acpica/rsdump.c10
-rw-r--r--drivers/acpi/acpica/rslist.c2
-rw-r--r--drivers/acpi/acpica/rsmisc.c22
-rw-r--r--drivers/acpi/acpica/rsutils.c44
-rw-r--r--drivers/acpi/acpica/rsxface.c14
-rw-r--r--drivers/acpi/acpica/tbfadt.c144
-rw-r--r--drivers/acpi/acpica/tbfind.c2
-rw-r--r--drivers/acpi/acpica/tbinstal.c23
-rw-r--r--drivers/acpi/acpica/tbutils.c58
-rw-r--r--drivers/acpi/acpica/tbxface.c225
-rw-r--r--drivers/acpi/acpica/tbxfload.c389
-rw-r--r--drivers/acpi/acpica/tbxfroot.c12
-rw-r--r--drivers/acpi/acpica/utaddress.c10
-rw-r--r--drivers/acpi/acpica/utalloc.c20
-rw-r--r--drivers/acpi/acpica/utcopy.c2
-rw-r--r--drivers/acpi/acpica/utdebug.c32
-rw-r--r--drivers/acpi/acpica/utdecode.c70
-rw-r--r--drivers/acpi/acpica/utdelete.c38
-rw-r--r--drivers/acpi/acpica/uteval.c6
-rw-r--r--drivers/acpi/acpica/utexcep.c153
-rw-r--r--drivers/acpi/acpica/utglobal.c11
-rw-r--r--drivers/acpi/acpica/utids.c2
-rw-r--r--drivers/acpi/acpica/utlock.c6
-rw-r--r--drivers/acpi/acpica/utmath.c4
-rw-r--r--drivers/acpi/acpica/utmisc.c104
-rw-r--r--drivers/acpi/acpica/utmutex.c8
-rw-r--r--drivers/acpi/acpica/utobject.c14
-rw-r--r--drivers/acpi/acpica/utosi.c2
-rw-r--r--drivers/acpi/acpica/utresrc.c34
-rw-r--r--drivers/acpi/acpica/utstate.c16
-rw-r--r--drivers/acpi/acpica/utxface.c18
-rw-r--r--drivers/acpi/acpica/utxferror.c90
-rw-r--r--drivers/acpi/acpica/utxfmutex.c14
-rw-r--r--drivers/acpi/apei/apei-base.c5
-rw-r--r--drivers/acpi/battery.c9
-rw-r--r--drivers/acpi/bus.c4
-rw-r--r--drivers/acpi/container.c43
-rw-r--r--drivers/acpi/osl.c4
-rw-r--r--drivers/acpi/processor_driver.c28
-rw-r--r--drivers/acpi/processor_idle.c12
-rw-r--r--drivers/acpi/scan.c58
-rw-r--r--drivers/acpi/sleep.c2
-rw-r--r--drivers/acpi/thermal.c10
-rw-r--r--drivers/acpi/utils.c42
135 files changed, 2113 insertions, 1627 deletions
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index ff9f6bd48301..ac7034129f3f 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -294,7 +294,9 @@ static int acpi_ac_add(struct acpi_device *device)
ac->charger.properties = ac_props;
ac->charger.num_properties = ARRAY_SIZE(ac_props);
ac->charger.get_property = get_ac_property;
- power_supply_register(&ac->device->dev, &ac->charger);
+ result = power_supply_register(&ac->device->dev, &ac->charger);
+ if (result)
+ goto end;
printk(KERN_INFO PREFIX "%s [%s] (%s)\n",
acpi_device_name(device), acpi_device_bid(device),
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index d98571385656..24c807f96636 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -341,7 +341,7 @@ static void acpi_memory_device_notify(acpi_handle handle, u32 event, void *data)
{
struct acpi_memory_device *mem_device;
struct acpi_device *device;
-
+ u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE; /* default */
switch (event) {
case ACPI_NOTIFY_BUS_CHECK:
@@ -354,15 +354,20 @@ static void acpi_memory_device_notify(acpi_handle handle, u32 event, void *data)
"\nReceived DEVICE CHECK notification for device\n"));
if (acpi_memory_get_device(handle, &mem_device)) {
printk(KERN_ERR PREFIX "Cannot find driver data\n");
- return;
+ break;
}
- if (!acpi_memory_check_device(mem_device)) {
- if (acpi_memory_enable_device(mem_device))
- printk(KERN_ERR PREFIX
- "Cannot enable memory device\n");
+ if (acpi_memory_check_device(mem_device))
+ break;
+
+ if (acpi_memory_enable_device(mem_device)) {
+ printk(KERN_ERR PREFIX "Cannot enable memory device\n");
+ break;
}
+
+ ost_code = ACPI_OST_SC_SUCCESS;
break;
+
case ACPI_NOTIFY_EJECT_REQUEST:
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"\nReceived EJECT REQUEST notification for device\n"));
@@ -383,19 +388,35 @@ static void acpi_memory_device_notify(acpi_handle handle, u32 event, void *data)
* TBD: Can also be disabled by Callback registration
* with generic sysfs driver
*/
- if (acpi_memory_disable_device(mem_device))
- printk(KERN_ERR PREFIX
- "Disable memory device\n");
+ if (acpi_memory_disable_device(mem_device)) {
+ printk(KERN_ERR PREFIX "Disable memory device\n");
+ /*
+ * If _EJ0 was called but failed, _OST is not
+ * necessary.
+ */
+ if (mem_device->state == MEMORY_INVALID_STATE)
+ return;
+
+ break;
+ }
+
/*
* TBD: Invoke acpi_bus_remove to cleanup data structures
*/
- break;
+
+ /* _EJ0 succeeded; _OST is not necessary */
+ return;
+
default:
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Unsupported event [0x%x]\n", event));
- break;
+
+ /* non-hotplug event; possibly handled by other handler */
+ return;
}
+ /* Inform firmware that the hotplug operation has completed */
+ (void) acpi_evaluate_hotplug_ost(handle, event, ost_code, NULL);
return;
}
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
index 1502c50273b5..af4aad6ee2eb 100644
--- a/drivers/acpi/acpi_pad.c
+++ b/drivers/acpi/acpi_pad.c
@@ -145,7 +145,7 @@ static void exit_round_robin(unsigned int tsk_index)
}
static unsigned int idle_pct = 5; /* percentage */
-static unsigned int round_robin_time = 10; /* second */
+static unsigned int round_robin_time = 1; /* second */
static int power_saving_thread(void *data)
{
struct sched_param param = {.sched_priority = 1};
@@ -235,7 +235,7 @@ static int create_power_saving_task(void)
ps_tsks[ps_tsk_num] = kthread_run(power_saving_thread,
(void *)(unsigned long)ps_tsk_num,
- "power_saving/%d", ps_tsk_num);
+ "acpi_pad/%d", ps_tsk_num);
rc = IS_ERR(ps_tsks[ps_tsk_num]) ? PTR_ERR(ps_tsks[ps_tsk_num]) : 0;
if (!rc)
ps_tsk_num++;
diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
index 793b8cc8e256..0a1b3435f920 100644
--- a/drivers/acpi/acpica/Makefile
+++ b/drivers/acpi/acpica/Makefile
@@ -134,12 +134,14 @@ acpi-y += \
tbinstal.o \
tbutils.o \
tbxface.o \
+ tbxfload.o \
tbxfroot.o
acpi-y += \
utaddress.o \
utalloc.o \
utcopy.o \
+ utexcep.o \
utdebug.o \
utdecode.o \
utdelete.o \
diff --git a/drivers/acpi/acpica/acevents.h b/drivers/acpi/acpica/acevents.h
index d700f63e4701..c0a43b38c6a3 100644
--- a/drivers/acpi/acpica/acevents.h
+++ b/drivers/acpi/acpica/acevents.h
@@ -237,7 +237,7 @@ u32 acpi_ev_install_sci_handler(void);
acpi_status acpi_ev_remove_sci_handler(void);
-u32 acpi_ev_initialize_sCI(u32 program_sCI);
+u32 acpi_ev_initialize_SCI(u32 program_SCI);
ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_ev_terminate(void))
#endif /* __ACEVENTS_H__ */
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 4f7d3f57d05c..ce79100fb5eb 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -278,8 +278,7 @@ ACPI_EXTERN acpi_cache_t *acpi_gbl_operand_cache;
/* Global handlers */
-ACPI_EXTERN struct acpi_object_notify_handler acpi_gbl_device_notify;
-ACPI_EXTERN struct acpi_object_notify_handler acpi_gbl_system_notify;
+ACPI_EXTERN struct acpi_global_notify_handler acpi_gbl_global_notify[2];
ACPI_EXTERN acpi_exception_handler acpi_gbl_exception_handler;
ACPI_EXTERN acpi_init_handler acpi_gbl_init_handler;
ACPI_EXTERN acpi_tbl_handler acpi_gbl_table_handler;
@@ -327,14 +326,6 @@ extern const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS];
#endif
-/* Exception codes */
-
-extern char const *acpi_gbl_exception_names_env[];
-extern char const *acpi_gbl_exception_names_pgm[];
-extern char const *acpi_gbl_exception_names_tbl[];
-extern char const *acpi_gbl_exception_names_aml[];
-extern char const *acpi_gbl_exception_names_ctrl[];
-
/*****************************************************************************
*
* Namespace globals
@@ -463,4 +454,12 @@ ACPI_EXTERN u32 acpi_gbl_size_of_acpi_objects;
#endif /* ACPI_DEBUGGER */
+/*****************************************************************************
+ *
+ * Info/help support
+ *
+ ****************************************************************************/
+
+extern const struct ah_predefined_name asl_predefined_info[];
+
#endif /* __ACGLOBAL_H__ */
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index e3922ca20e7f..cc80fe10e8ea 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -299,7 +299,7 @@ acpi_status(*ACPI_INTERNAL_METHOD) (struct acpi_walk_state * walk_state);
* Information structure for ACPI predefined names.
* Each entry in the table contains the following items:
*
- * Name - The ACPI reserved name
+ * name - The ACPI reserved name
* param_count - Number of arguments to the method
* expected_return_btypes - Allowed type(s) for the return value
*/
@@ -404,6 +404,13 @@ struct acpi_gpe_handler_info {
u8 originally_enabled; /* True if GPE was originally enabled */
};
+/* Notify info for implicit notify, multiple device objects */
+
+struct acpi_gpe_notify_info {
+ struct acpi_namespace_node *device_node; /* Device to be notified */
+ struct acpi_gpe_notify_info *next;
+};
+
struct acpi_gpe_notify_object {
struct acpi_namespace_node *node;
struct acpi_gpe_notify_object *next;
@@ -412,7 +419,7 @@ struct acpi_gpe_notify_object {
union acpi_gpe_dispatch_info {
struct acpi_namespace_node *method_node; /* Method node for this GPE level */
struct acpi_gpe_handler_info *handler; /* Installed GPE handler */
- struct acpi_gpe_notify_object device; /* List of _PRW devices for implicit notify */
+ struct acpi_gpe_notify_info *notify_list; /* List of _PRW devices for implicit notifies */
};
/*
@@ -420,7 +427,7 @@ union acpi_gpe_dispatch_info {
* NOTE: Important to keep this struct as small as possible.
*/
struct acpi_gpe_event_info {
- union acpi_gpe_dispatch_info dispatch; /* Either Method or Handler */
+ union acpi_gpe_dispatch_info dispatch; /* Either Method, Handler, or notify_list */
struct acpi_gpe_register_info *register_info; /* Backpointer to register info */
u8 flags; /* Misc info about this GPE */
u8 gpe_number; /* This GPE */
@@ -600,13 +607,22 @@ acpi_status(*acpi_parse_downwards) (struct acpi_walk_state * walk_state,
typedef acpi_status(*acpi_parse_upwards) (struct acpi_walk_state * walk_state);
+/* Global handlers for AML Notifies */
+
+struct acpi_global_notify_handler {
+ acpi_notify_handler handler;
+ void *context;
+};
+
/*
* Notify info - used to pass info to the deferred notify
* handler/dispatcher.
*/
struct acpi_notify_info {
- ACPI_STATE_COMMON struct acpi_namespace_node *node;
- union acpi_operand_object *handler_obj;
+ ACPI_STATE_COMMON u8 handler_list_id;
+ struct acpi_namespace_node *node;
+ union acpi_operand_object *handler_list_head;
+ struct acpi_global_notify_handler *global;
};
/* Generic state is union of structs above */
@@ -718,7 +734,7 @@ struct acpi_parse_obj_named {
u32 name; /* 4-byte name or zero if no name */
};
-/* This version is used by the i_aSL compiler only */
+/* This version is used by the iASL compiler only */
#define ACPI_MAX_PARSEOP_NAME 20
@@ -787,6 +803,7 @@ struct acpi_parse_state {
#define ACPI_PARSEOP_IGNORE 0x01
#define ACPI_PARSEOP_PARAMLIST 0x02
#define ACPI_PARSEOP_EMPTY_TERMLIST 0x04
+#define ACPI_PARSEOP_PREDEF_CHECKED 0x08
#define ACPI_PARSEOP_SPECIAL 0x10
/*****************************************************************************
@@ -1075,4 +1092,18 @@ struct acpi_debug_mem_block {
#define ACPI_MEM_LIST_MAX 1
#define ACPI_NUM_MEM_LISTS 2
+/*****************************************************************************
+ *
+ * Info/help support
+ *
+ ****************************************************************************/
+
+struct ah_predefined_name {
+ char *name;
+ char *description;
+#ifndef ACPI_ASL_COMPILER
+ char *action;
+#endif
+};
+
#endif /* __ACLOCAL_H__ */
diff --git a/drivers/acpi/acpica/acmacros.h b/drivers/acpi/acpica/acmacros.h
index f119f473f71a..832b6198652e 100644
--- a/drivers/acpi/acpica/acmacros.h
+++ b/drivers/acpi/acpica/acmacros.h
@@ -62,7 +62,7 @@
* printf() format helpers
*/
-/* Split 64-bit integer into two 32-bit values. Use with %8.8_x%8.8_x */
+/* Split 64-bit integer into two 32-bit values. Use with %8.8X%8.8X */
#define ACPI_FORMAT_UINT64(i) ACPI_HIDWORD(i), ACPI_LODWORD(i)
@@ -283,8 +283,8 @@
#define ACPI_INSERT_BITS(target, mask, source) target = ((target & (~(mask))) | (source & mask))
/*
- * A struct acpi_namespace_node can appear in some contexts
- * where a pointer to a union acpi_operand_object can also
+ * An object of type struct acpi_namespace_node can appear in some contexts
+ * where a pointer to an object of type union acpi_operand_object can also
* appear. This macro is used to distinguish them.
*
* The "Descriptor" field is the first field in both structures.
diff --git a/drivers/acpi/acpica/acobject.h b/drivers/acpi/acpica/acobject.h
index c065078ca83b..364a1303fb8f 100644
--- a/drivers/acpi/acpica/acobject.h
+++ b/drivers/acpi/acpica/acobject.h
@@ -113,8 +113,8 @@ struct acpi_object_integer {
};
/*
- * Note: The String and Buffer object must be identical through the Pointer
- * and length elements. There is code that depends on this.
+ * Note: The String and Buffer object must be identical through the
+ * pointer and length elements. There is code that depends on this.
*
* Fields common to both Strings and Buffers
*/
@@ -206,8 +206,7 @@ struct acpi_object_method {
* Common fields for objects that support ASL notifications
*/
#define ACPI_COMMON_NOTIFY_INFO \
- union acpi_operand_object *system_notify; /* Handler for system notifies */\
- union acpi_operand_object *device_notify; /* Handler for driver notifies */\
+ union acpi_operand_object *notify_list[2]; /* Handlers for system/device notifies */\
union acpi_operand_object *handler; /* Handler for Address space */
struct acpi_object_notify_common { /* COMMON NOTIFY for POWER, PROCESSOR, DEVICE, and THERMAL */
@@ -296,10 +295,10 @@ struct acpi_object_buffer_field {
struct acpi_object_notify_handler {
ACPI_OBJECT_COMMON_HEADER struct acpi_namespace_node *node; /* Parent device */
- u32 handler_type;
- acpi_notify_handler handler;
+ u32 handler_type; /* Type: Device/System/Both */
+ acpi_notify_handler handler; /* Handler address */
void *context;
- struct acpi_object_notify_handler *next;
+ union acpi_operand_object *next[2]; /* Device and System handler lists */
};
struct acpi_object_addr_handler {
@@ -382,7 +381,7 @@ struct acpi_object_cache_list {
/******************************************************************************
*
- * union acpi_operand_object Descriptor - a giant union of all of the above
+ * union acpi_operand_object descriptor - a giant union of all of the above
*
*****************************************************************************/
diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index bbb34c9be4e8..3080c017f5ba 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -140,7 +140,7 @@ enum acpi_return_package_types {
*
* The main entries in the table each contain the following items:
*
- * Name - The ACPI reserved name
+ * name - The ACPI reserved name
* param_count - Number of arguments to the method
* expected_btypes - Allowed type(s) for the return value.
* 0 means that no return value is expected.
@@ -511,14 +511,14 @@ static const union acpi_predefined_info predefined_names[] =
{{"_TMP", 0, ACPI_RTYPE_INTEGER}},
{{"_TPC", 0, ACPI_RTYPE_INTEGER}},
{{"_TPT", 1, 0}},
- {{"_TRT", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 2_ref/6_int */
+ {{"_TRT", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 2 Ref/6 Int */
{{{ACPI_PTYPE2, ACPI_RTYPE_REFERENCE, 2, ACPI_RTYPE_INTEGER}, 6, 0}},
- {{"_TSD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 5_int with count */
+ {{"_TSD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 5 Int with count */
{{{ACPI_PTYPE2_COUNT,ACPI_RTYPE_INTEGER, 5,0}, 0,0}},
{{"_TSP", 0, ACPI_RTYPE_INTEGER}},
- {{"_TSS", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 5_int */
+ {{"_TSS", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 5 Int */
{{{ACPI_PTYPE2, ACPI_RTYPE_INTEGER, 5,0}, 0,0}},
{{"_TST", 0, ACPI_RTYPE_INTEGER}},
diff --git a/drivers/acpi/acpica/acstruct.h b/drivers/acpi/acpica/acstruct.h
index 0404df605bc1..f196e2c9a71f 100644
--- a/drivers/acpi/acpica/acstruct.h
+++ b/drivers/acpi/acpica/acstruct.h
@@ -68,7 +68,7 @@
#define ACPI_WALK_METHOD 0x01
#define ACPI_WALK_METHOD_RESTART 0x02
-/* Flags for i_aSL compiler only */
+/* Flags for iASL compiler only */
#define ACPI_WALK_CONST_REQUIRED 0x10
#define ACPI_WALK_CONST_OPTIONAL 0x20
diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h
index 925ccf22101b..5035327ebccc 100644
--- a/drivers/acpi/acpica/acutils.h
+++ b/drivers/acpi/acpica/acutils.h
@@ -460,6 +460,8 @@ acpi_ut_short_divide(u64 in_dividend,
/*
* utmisc
*/
+void ut_convert_backslashes(char *pathname);
+
const char *acpi_ut_validate_exception(acpi_status status);
u8 acpi_ut_is_pci_root_bridge(char *id);
diff --git a/drivers/acpi/acpica/amlcode.h b/drivers/acpi/acpica/amlcode.h
index 905280fec0fa..c26f8ff6c3b9 100644
--- a/drivers/acpi/acpica/amlcode.h
+++ b/drivers/acpi/acpica/amlcode.h
@@ -182,7 +182,7 @@
/*
* Combination opcodes (actually two one-byte opcodes)
- * Used by the disassembler and i_aSL compiler
+ * Used by the disassembler and iASL compiler
*/
#define AML_LGREATEREQUAL_OP (u16) 0x9295
#define AML_LLESSEQUAL_OP (u16) 0x9294
@@ -280,7 +280,7 @@
/* Multiple/complex types */
-#define ARGI_DATAOBJECT 0x12 /* Buffer, String, package or reference to a Node - Used only by size_of operator */
+#define ARGI_DATAOBJECT 0x12 /* Buffer, String, package or reference to a node - Used only by size_of operator */
#define ARGI_COMPLEXOBJ 0x13 /* Buffer, String, or package (Used by INDEX op only) */
#define ARGI_REF_OR_STRING 0x14 /* Reference or String (Used by DEREFOF op only) */
#define ARGI_REGION_OR_BUFFER 0x15 /* Used by LOAD op only */
diff --git a/drivers/acpi/acpica/amlresrc.h b/drivers/acpi/acpica/amlresrc.h
index 7b2128f274e7..af4947956ec2 100644
--- a/drivers/acpi/acpica/amlresrc.h
+++ b/drivers/acpi/acpica/amlresrc.h
@@ -98,7 +98,7 @@
#define ACPI_RESTAG_TRANSLATION "_TRA"
#define ACPI_RESTAG_TRANSTYPE "_TRS" /* Sparse(1), Dense(0) */
#define ACPI_RESTAG_TYPE "_TTP" /* Translation(1), Static (0) */
-#define ACPI_RESTAG_XFERTYPE "_SIZ" /* 8(0), 8_and16(1), 16(2) */
+#define ACPI_RESTAG_XFERTYPE "_SIZ" /* 8(0), 8And16(1), 16(2) */
#define ACPI_RESTAG_VENDORDATA "_VEN"
/* Default sizes for "small" resource descriptors */
@@ -235,7 +235,7 @@ AML_RESOURCE_LARGE_HEADER_COMMON AML_RESOURCE_ADDRESS_COMMON};
struct aml_resource_extended_address64 {
AML_RESOURCE_LARGE_HEADER_COMMON
- AML_RESOURCE_ADDRESS_COMMON u8 revision_iD;
+ AML_RESOURCE_ADDRESS_COMMON u8 revision_ID;
u8 reserved;
u64 granularity;
u64 minimum;
diff --git a/drivers/acpi/acpica/dsargs.c b/drivers/acpi/acpica/dsargs.c
index 80eb1900297f..c8b5e2565b98 100644
--- a/drivers/acpi/acpica/dsargs.c
+++ b/drivers/acpi/acpica/dsargs.c
@@ -62,7 +62,7 @@ acpi_ds_execute_arguments(struct acpi_namespace_node *node,
*
* FUNCTION: acpi_ds_execute_arguments
*
- * PARAMETERS: Node - Object NS node
+ * PARAMETERS: node - Object NS node
* scope_node - Parent NS node
* aml_length - Length of executable AML
* aml_start - Pointer to the AML
diff --git a/drivers/acpi/acpica/dscontrol.c b/drivers/acpi/acpica/dscontrol.c
index effe4ca1133f..465f02134b89 100644
--- a/drivers/acpi/acpica/dscontrol.c
+++ b/drivers/acpi/acpica/dscontrol.c
@@ -56,7 +56,7 @@ ACPI_MODULE_NAME("dscontrol")
* FUNCTION: acpi_ds_exec_begin_control_op
*
* PARAMETERS: walk_list - The list that owns the walk stack
- * Op - The control Op
+ * op - The control Op
*
* RETURN: Status
*
@@ -153,7 +153,7 @@ acpi_ds_exec_begin_control_op(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_exec_end_control_op
*
* PARAMETERS: walk_list - The list that owns the walk stack
- * Op - The control Op
+ * op - The control Op
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/dsfield.c b/drivers/acpi/acpica/dsfield.c
index cd243cf2cab2..3da6fd8530c5 100644
--- a/drivers/acpi/acpica/dsfield.c
+++ b/drivers/acpi/acpica/dsfield.c
@@ -53,16 +53,84 @@
ACPI_MODULE_NAME("dsfield")
/* Local prototypes */
+#ifdef ACPI_ASL_COMPILER
+#include "acdisasm.h"
+static acpi_status
+acpi_ds_create_external_region(acpi_status lookup_status,
+ union acpi_parse_object *op,
+ char *path,
+ struct acpi_walk_state *walk_state,
+ struct acpi_namespace_node **node);
+#endif
+
static acpi_status
acpi_ds_get_field_names(struct acpi_create_field_info *info,
struct acpi_walk_state *walk_state,
union acpi_parse_object *arg);
+#ifdef ACPI_ASL_COMPILER
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ds_create_external_region (iASL Disassembler only)
+ *
+ * PARAMETERS: lookup_status - Status from ns_lookup operation
+ * op - Op containing the Field definition and args
+ * path - Pathname of the region
+ * ` walk_state - Current method state
+ * node - Where the new region node is returned
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Add region to the external list if NOT_FOUND. Create a new
+ * region node/object.
+ *
+ ******************************************************************************/
+
+static acpi_status
+acpi_ds_create_external_region(acpi_status lookup_status,
+ union acpi_parse_object *op,
+ char *path,
+ struct acpi_walk_state *walk_state,
+ struct acpi_namespace_node **node)
+{
+ acpi_status status;
+ union acpi_operand_object *obj_desc;
+
+ if (lookup_status != AE_NOT_FOUND) {
+ return (lookup_status);
+ }
+
+ /*
+ * Table disassembly:
+ * operation_region not found. Generate an External for it, and
+ * insert the name into the namespace.
+ */
+ acpi_dm_add_to_external_list(op, path, ACPI_TYPE_REGION, 0);
+ status = acpi_ns_lookup(walk_state->scope_info, path, ACPI_TYPE_REGION,
+ ACPI_IMODE_LOAD_PASS1, ACPI_NS_SEARCH_PARENT,
+ walk_state, node);
+ if (ACPI_FAILURE(status)) {
+ return (status);
+ }
+
+ /* Must create and install a region object for the new node */
+
+ obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_REGION);
+ if (!obj_desc) {
+ return (AE_NO_MEMORY);
+ }
+
+ obj_desc->region.node = *node;
+ status = acpi_ns_attach_object(*node, obj_desc, ACPI_TYPE_REGION);
+ return (status);
+}
+#endif
+
/*******************************************************************************
*
* FUNCTION: acpi_ds_create_buffer_field
*
- * PARAMETERS: Op - Current parse op (create_xXField)
+ * PARAMETERS: op - Current parse op (create_XXField)
* walk_state - Current state
*
* RETURN: Status
@@ -99,7 +167,7 @@ acpi_ds_create_buffer_field(union acpi_parse_object *op,
arg = acpi_ps_get_arg(op, 3);
} else {
- /* For all other create_xXXField operators, name is the 3rd argument */
+ /* For all other create_XXXField operators, name is the 3rd argument */
arg = acpi_ps_get_arg(op, 2);
}
@@ -203,9 +271,9 @@ acpi_ds_create_buffer_field(union acpi_parse_object *op,
*
* FUNCTION: acpi_ds_get_field_names
*
- * PARAMETERS: Info - create_field info structure
+ * PARAMETERS: info - create_field info structure
* ` walk_state - Current method state
- * Arg - First parser arg for the field name list
+ * arg - First parser arg for the field name list
*
* RETURN: Status
*
@@ -234,10 +302,10 @@ acpi_ds_get_field_names(struct acpi_create_field_info *info,
while (arg) {
/*
* Four types of field elements are handled:
- * 1) Name - Enters a new named field into the namespace
- * 2) Offset - specifies a bit offset
+ * 1) name - Enters a new named field into the namespace
+ * 2) offset - specifies a bit offset
* 3) access_as - changes the access mode/attributes
- * 4) Connection - Associate a resource template with the field
+ * 4) connection - Associate a resource template with the field
*/
switch (arg->common.aml_opcode) {
case AML_INT_RESERVEDFIELD_OP:
@@ -389,7 +457,7 @@ acpi_ds_get_field_names(struct acpi_create_field_info *info,
*
* FUNCTION: acpi_ds_create_field
*
- * PARAMETERS: Op - Op containing the Field definition and args
+ * PARAMETERS: op - Op containing the Field definition and args
* region_node - Object for the containing Operation Region
* ` walk_state - Current method state
*
@@ -413,12 +481,19 @@ acpi_ds_create_field(union acpi_parse_object *op,
/* First arg is the name of the parent op_region (must already exist) */
arg = op->common.value.arg;
+
if (!region_node) {
status =
acpi_ns_lookup(walk_state->scope_info,
arg->common.value.name, ACPI_TYPE_REGION,
ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT,
walk_state, &region_node);
+#ifdef ACPI_ASL_COMPILER
+ status = acpi_ds_create_external_region(status, arg,
+ arg->common.value.name,
+ walk_state,
+ &region_node);
+#endif
if (ACPI_FAILURE(status)) {
ACPI_ERROR_NAMESPACE(arg->common.value.name, status);
return_ACPI_STATUS(status);
@@ -446,7 +521,7 @@ acpi_ds_create_field(union acpi_parse_object *op,
*
* FUNCTION: acpi_ds_init_field_objects
*
- * PARAMETERS: Op - Op containing the Field definition and args
+ * PARAMETERS: op - Op containing the Field definition and args
* ` walk_state - Current method state
*
* RETURN: Status
@@ -561,7 +636,7 @@ acpi_ds_init_field_objects(union acpi_parse_object *op,
*
* FUNCTION: acpi_ds_create_bank_field
*
- * PARAMETERS: Op - Op containing the Field definition and args
+ * PARAMETERS: op - Op containing the Field definition and args
* region_node - Object for the containing Operation Region
* walk_state - Current method state
*
@@ -591,6 +666,12 @@ acpi_ds_create_bank_field(union acpi_parse_object *op,
arg->common.value.name, ACPI_TYPE_REGION,
ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT,
walk_state, &region_node);
+#ifdef ACPI_ASL_COMPILER
+ status = acpi_ds_create_external_region(status, arg,
+ arg->common.value.name,
+ walk_state,
+ &region_node);
+#endif
if (ACPI_FAILURE(status)) {
ACPI_ERROR_NAMESPACE(arg->common.value.name, status);
return_ACPI_STATUS(status);
@@ -645,7 +726,7 @@ acpi_ds_create_bank_field(union acpi_parse_object *op,
*
* FUNCTION: acpi_ds_create_index_field
*
- * PARAMETERS: Op - Op containing the Field definition and args
+ * PARAMETERS: op - Op containing the Field definition and args
* region_node - Object for the containing Operation Region
* ` walk_state - Current method state
*
diff --git a/drivers/acpi/acpica/dsinit.c b/drivers/acpi/acpica/dsinit.c
index 9e5ac7f780a7..87eff701ecfa 100644
--- a/drivers/acpi/acpica/dsinit.c
+++ b/drivers/acpi/acpica/dsinit.c
@@ -60,8 +60,8 @@ acpi_ds_init_one_object(acpi_handle obj_handle,
* FUNCTION: acpi_ds_init_one_object
*
* PARAMETERS: obj_handle - Node for the object
- * Level - Current nesting level
- * Context - Points to a init info struct
+ * level - Current nesting level
+ * context - Points to a init info struct
* return_value - Not used
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index 00f5dab5bcc0..aa9a5d4e4052 100644
--- a/drivers/acpi/acpica/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -61,7 +61,7 @@ acpi_ds_create_method_mutex(union acpi_operand_object *method_desc);
*
* FUNCTION: acpi_ds_method_error
*
- * PARAMETERS: Status - Execution status
+ * PARAMETERS: status - Execution status
* walk_state - Current state
*
* RETURN: Status
@@ -306,9 +306,9 @@ acpi_ds_begin_method_execution(struct acpi_namespace_node *method_node,
*
* FUNCTION: acpi_ds_call_control_method
*
- * PARAMETERS: Thread - Info for this thread
+ * PARAMETERS: thread - Info for this thread
* this_walk_state - Current walk state
- * Op - Current Op to be walked
+ * op - Current Op to be walked
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/dsmthdat.c b/drivers/acpi/acpica/dsmthdat.c
index b40bd507be5d..8d55cebaa656 100644
--- a/drivers/acpi/acpica/dsmthdat.c
+++ b/drivers/acpi/acpica/dsmthdat.c
@@ -177,7 +177,7 @@ void acpi_ds_method_data_delete_all(struct acpi_walk_state *walk_state)
*
* FUNCTION: acpi_ds_method_data_init_args
*
- * PARAMETERS: *Params - Pointer to a parameter list for the method
+ * PARAMETERS: *params - Pointer to a parameter list for the method
* max_param_count - The arg count for this method
* walk_state - Current walk state object
*
@@ -232,11 +232,11 @@ acpi_ds_method_data_init_args(union acpi_operand_object **params,
*
* FUNCTION: acpi_ds_method_data_get_node
*
- * PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
+ * PARAMETERS: type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
- * Index - Which Local or Arg whose type to get
+ * index - Which Local or Arg whose type to get
* walk_state - Current walk state object
- * Node - Where the node is returned.
+ * node - Where the node is returned.
*
* RETURN: Status and node
*
@@ -296,10 +296,10 @@ acpi_ds_method_data_get_node(u8 type,
*
* FUNCTION: acpi_ds_method_data_set_value
*
- * PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
+ * PARAMETERS: type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
- * Index - Which Local or Arg to get
- * Object - Object to be inserted into the stack entry
+ * index - Which Local or Arg to get
+ * object - Object to be inserted into the stack entry
* walk_state - Current walk state object
*
* RETURN: Status
@@ -336,7 +336,7 @@ acpi_ds_method_data_set_value(u8 type,
* Increment ref count so object can't be deleted while installed.
* NOTE: We do not copy the object in order to preserve the call by
* reference semantics of ACPI Control Method invocation.
- * (See ACPI Specification 2.0_c)
+ * (See ACPI Specification 2.0C)
*/
acpi_ut_add_reference(object);
@@ -350,9 +350,9 @@ acpi_ds_method_data_set_value(u8 type,
*
* FUNCTION: acpi_ds_method_data_get_value
*
- * PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
+ * PARAMETERS: type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
- * Index - Which local_var or argument to get
+ * index - Which localVar or argument to get
* walk_state - Current walk state object
* dest_desc - Where Arg or Local value is returned
*
@@ -458,9 +458,9 @@ acpi_ds_method_data_get_value(u8 type,
*
* FUNCTION: acpi_ds_method_data_delete_value
*
- * PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
+ * PARAMETERS: type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
- * Index - Which local_var or argument to delete
+ * index - Which localVar or argument to delete
* walk_state - Current walk state object
*
* RETURN: None
@@ -515,9 +515,9 @@ acpi_ds_method_data_delete_value(u8 type,
*
* FUNCTION: acpi_ds_store_object_to_local
*
- * PARAMETERS: Type - Either ACPI_REFCLASS_LOCAL or
+ * PARAMETERS: type - Either ACPI_REFCLASS_LOCAL or
* ACPI_REFCLASS_ARG
- * Index - Which Local or Arg to set
+ * index - Which Local or Arg to set
* obj_desc - Value to be stored
* walk_state - Current walk state
*
@@ -670,8 +670,8 @@ acpi_ds_store_object_to_local(u8 type,
*
* FUNCTION: acpi_ds_method_data_get_type
*
- * PARAMETERS: Opcode - Either AML_LOCAL_OP or AML_ARG_OP
- * Index - Which Local or Arg whose type to get
+ * PARAMETERS: opcode - Either AML_LOCAL_OP or AML_ARG_OP
+ * index - Which Local or Arg whose type to get
* walk_state - Current walk state object
*
* RETURN: Data type of current value of the selected Arg or Local
diff --git a/drivers/acpi/acpica/dsobject.c b/drivers/acpi/acpica/dsobject.c
index d7045ca3e32a..68592dd34960 100644
--- a/drivers/acpi/acpica/dsobject.c
+++ b/drivers/acpi/acpica/dsobject.c
@@ -64,7 +64,7 @@ acpi_ds_build_internal_object(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_build_internal_object
*
* PARAMETERS: walk_state - Current walk state
- * Op - Parser object to be translated
+ * op - Parser object to be translated
* obj_desc_ptr - Where the ACPI internal object is returned
*
* RETURN: Status
@@ -250,7 +250,7 @@ acpi_ds_build_internal_object(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_build_internal_buffer_obj
*
* PARAMETERS: walk_state - Current walk state
- * Op - Parser object to be translated
+ * op - Parser object to be translated
* buffer_length - Length of the buffer
* obj_desc_ptr - Where the ACPI internal object is returned
*
@@ -354,7 +354,7 @@ acpi_ds_build_internal_buffer_obj(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_build_internal_package_obj
*
* PARAMETERS: walk_state - Current walk state
- * Op - Parser object to be translated
+ * op - Parser object to be translated
* element_count - Number of elements in the package - this is
* the num_elements argument to Package()
* obj_desc_ptr - Where the ACPI internal object is returned
@@ -547,8 +547,8 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_create_node
*
* PARAMETERS: walk_state - Current walk state
- * Node - NS Node to be initialized
- * Op - Parser object to be translated
+ * node - NS Node to be initialized
+ * op - Parser object to be translated
*
* RETURN: Status
*
@@ -611,8 +611,8 @@ acpi_ds_create_node(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_init_object_from_op
*
* PARAMETERS: walk_state - Current walk state
- * Op - Parser op used to init the internal object
- * Opcode - AML opcode associated with the object
+ * op - Parser op used to init the internal object
+ * opcode - AML opcode associated with the object
* ret_obj_desc - Namespace object to be initialized
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/dsopcode.c b/drivers/acpi/acpica/dsopcode.c
index e5eff7585102..aa34d8984d34 100644
--- a/drivers/acpi/acpica/dsopcode.c
+++ b/drivers/acpi/acpica/dsopcode.c
@@ -286,7 +286,7 @@ acpi_ds_init_buffer_field(u16 aml_opcode,
* FUNCTION: acpi_ds_eval_buffer_field_operands
*
* PARAMETERS: walk_state - Current walk
- * Op - A valid buffer_field Op object
+ * op - A valid buffer_field Op object
*
* RETURN: Status
*
@@ -370,7 +370,7 @@ acpi_ds_eval_buffer_field_operands(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_eval_region_operands
*
* PARAMETERS: walk_state - Current walk
- * Op - A valid region Op object
+ * op - A valid region Op object
*
* RETURN: Status
*
@@ -397,7 +397,7 @@ acpi_ds_eval_region_operands(struct acpi_walk_state *walk_state,
*/
node = op->common.node;
- /* next_op points to the op that holds the space_iD */
+ /* next_op points to the op that holds the space_ID */
next_op = op->common.value.arg;
@@ -461,7 +461,7 @@ acpi_ds_eval_region_operands(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_eval_table_region_operands
*
* PARAMETERS: walk_state - Current walk
- * Op - A valid region Op object
+ * op - A valid region Op object
*
* RETURN: Status
*
@@ -560,7 +560,7 @@ acpi_ds_eval_table_region_operands(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_eval_data_object_operands
*
* PARAMETERS: walk_state - Current walk
- * Op - A valid data_object Op object
+ * op - A valid data_object Op object
* obj_desc - data_object
*
* RETURN: Status
@@ -662,7 +662,7 @@ acpi_ds_eval_data_object_operands(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ds_eval_bank_field_operands
*
* PARAMETERS: walk_state - Current walk
- * Op - A valid bank_field Op object
+ * op - A valid bank_field Op object
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/dsutils.c b/drivers/acpi/acpica/dsutils.c
index 1abcda31037f..73a5447475f5 100644
--- a/drivers/acpi/acpica/dsutils.c
+++ b/drivers/acpi/acpica/dsutils.c
@@ -157,7 +157,7 @@ acpi_ds_do_implicit_return(union acpi_operand_object *return_desc,
*
* FUNCTION: acpi_ds_is_result_used
*
- * PARAMETERS: Op - Current Op
+ * PARAMETERS: op - Current Op
* walk_state - Current State
*
* RETURN: TRUE if result is used, FALSE otherwise
@@ -323,7 +323,7 @@ acpi_ds_is_result_used(union acpi_parse_object * op,
*
* FUNCTION: acpi_ds_delete_result_if_not_used
*
- * PARAMETERS: Op - Current parse Op
+ * PARAMETERS: op - Current parse Op
* result_obj - Result of the operation
* walk_state - Current state
*
@@ -445,7 +445,7 @@ void acpi_ds_clear_operands(struct acpi_walk_state *walk_state)
* FUNCTION: acpi_ds_create_operand
*
* PARAMETERS: walk_state - Current walk state
- * Arg - Parse object for the argument
+ * arg - Parse object for the argument
* arg_index - Which argument (zero based)
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/dswscope.c b/drivers/acpi/acpica/dswscope.c
index 9e9490a9cbf0..f6c4295470ae 100644
--- a/drivers/acpi/acpica/dswscope.c
+++ b/drivers/acpi/acpica/dswscope.c
@@ -85,8 +85,8 @@ void acpi_ds_scope_stack_clear(struct acpi_walk_state *walk_state)
*
* FUNCTION: acpi_ds_scope_stack_push
*
- * PARAMETERS: Node - Name to be made current
- * Type - Type of frame being pushed
+ * PARAMETERS: node - Name to be made current
+ * type - Type of frame being pushed
* walk_state - Current state
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/dswstate.c b/drivers/acpi/acpica/dswstate.c
index c9c2ac13e7cc..d0e6555061e4 100644
--- a/drivers/acpi/acpica/dswstate.c
+++ b/drivers/acpi/acpica/dswstate.c
@@ -58,7 +58,7 @@ static acpi_status acpi_ds_result_stack_pop(struct acpi_walk_state *ws);
*
* FUNCTION: acpi_ds_result_pop
*
- * PARAMETERS: Object - Where to return the popped object
+ * PARAMETERS: object - Where to return the popped object
* walk_state - Current Walk state
*
* RETURN: Status
@@ -132,7 +132,7 @@ acpi_ds_result_pop(union acpi_operand_object **object,
*
* FUNCTION: acpi_ds_result_push
*
- * PARAMETERS: Object - Where to return the popped object
+ * PARAMETERS: object - Where to return the popped object
* walk_state - Current Walk state
*
* RETURN: Status
@@ -296,7 +296,7 @@ static acpi_status acpi_ds_result_stack_pop(struct acpi_walk_state *walk_state)
*
* FUNCTION: acpi_ds_obj_stack_push
*
- * PARAMETERS: Object - Object to push
+ * PARAMETERS: object - Object to push
* walk_state - Current Walk state
*
* RETURN: Status
@@ -433,7 +433,7 @@ acpi_ds_obj_stack_pop_and_delete(u32 pop_count,
*
* FUNCTION: acpi_ds_get_current_walk_state
*
- * PARAMETERS: Thread - Get current active state for this Thread
+ * PARAMETERS: thread - Get current active state for this Thread
*
* RETURN: Pointer to the current walk state
*
@@ -462,7 +462,7 @@ struct acpi_walk_state *acpi_ds_get_current_walk_state(struct acpi_thread_state
* FUNCTION: acpi_ds_push_walk_state
*
* PARAMETERS: walk_state - State to push
- * Thread - Thread state object
+ * thread - Thread state object
*
* RETURN: None
*
@@ -486,7 +486,7 @@ acpi_ds_push_walk_state(struct acpi_walk_state *walk_state,
*
* FUNCTION: acpi_ds_pop_walk_state
*
- * PARAMETERS: Thread - Current thread state
+ * PARAMETERS: thread - Current thread state
*
* RETURN: A walk_state object popped from the thread's stack
*
@@ -525,9 +525,9 @@ struct acpi_walk_state *acpi_ds_pop_walk_state(struct acpi_thread_state *thread)
* FUNCTION: acpi_ds_create_walk_state
*
* PARAMETERS: owner_id - ID for object creation
- * Origin - Starting point for this walk
+ * origin - Starting point for this walk
* method_desc - Method object
- * Thread - Current thread state
+ * thread - Current thread state
*
* RETURN: Pointer to the new walk state.
*
@@ -578,11 +578,11 @@ struct acpi_walk_state *acpi_ds_create_walk_state(acpi_owner_id owner_id, union
* FUNCTION: acpi_ds_init_aml_walk
*
* PARAMETERS: walk_state - New state to be initialized
- * Op - Current parse op
+ * op - Current parse op
* method_node - Control method NS node, if any
* aml_start - Start of AML
* aml_length - Length of AML
- * Info - Method info block (params, etc.)
+ * info - Method info block (params, etc.)
* pass_number - 1, 2, or 3
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/evevent.c b/drivers/acpi/acpica/evevent.c
index 07e4dc44f81c..d4acfbbe5b29 100644
--- a/drivers/acpi/acpica/evevent.c
+++ b/drivers/acpi/acpica/evevent.c
@@ -251,7 +251,7 @@ u32 acpi_ev_fixed_event_detect(void)
*
* FUNCTION: acpi_ev_fixed_event_dispatch
*
- * PARAMETERS: Event - Event type
+ * PARAMETERS: event - Event type
*
* RETURN: INTERRUPT_HANDLED or INTERRUPT_NOT_HANDLED
*
diff --git a/drivers/acpi/acpica/evglock.c b/drivers/acpi/acpica/evglock.c
index cfeab38795d8..af14a7137632 100644
--- a/drivers/acpi/acpica/evglock.c
+++ b/drivers/acpi/acpica/evglock.c
@@ -135,7 +135,7 @@ acpi_status acpi_ev_remove_global_lock_handler(void)
*
* FUNCTION: acpi_ev_global_lock_handler
*
- * PARAMETERS: Context - From thread interface, not used
+ * PARAMETERS: context - From thread interface, not used
*
* RETURN: ACPI_INTERRUPT_HANDLED
*
@@ -182,7 +182,7 @@ static u32 acpi_ev_global_lock_handler(void *context)
*
* FUNCTION: acpi_ev_acquire_global_lock
*
- * PARAMETERS: Timeout - Max time to wait for the lock, in millisec.
+ * PARAMETERS: timeout - Max time to wait for the lock, in millisec.
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c
index 8ba0e5f17091..afbd5cb391f6 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -466,7 +466,7 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
acpi_status status;
struct acpi_gpe_event_info *local_gpe_event_info;
struct acpi_evaluate_info *info;
- struct acpi_gpe_notify_object *notify_object;
+ struct acpi_gpe_notify_info *notify;
ACPI_FUNCTION_TRACE(ev_asynch_execute_gpe_method);
@@ -517,17 +517,17 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
* completes. The notify handlers are NOT invoked synchronously
* from this thread -- because handlers may in turn run other
* control methods.
+ *
+ * June 2012: Expand implicit notify mechanism to support
+ * notifies on multiple device objects.
*/
- status = acpi_ev_queue_notify_request(
- local_gpe_event_info->dispatch.device.node,
- ACPI_NOTIFY_DEVICE_WAKE);
-
- notify_object = local_gpe_event_info->dispatch.device.next;
- while (ACPI_SUCCESS(status) && notify_object) {
- status = acpi_ev_queue_notify_request(
- notify_object->node,
- ACPI_NOTIFY_DEVICE_WAKE);
- notify_object = notify_object->next;
+ notify = local_gpe_event_info->dispatch.notify_list;
+ while (ACPI_SUCCESS(status) && notify) {
+ status =
+ acpi_ev_queue_notify_request(notify->device_node,
+ ACPI_NOTIFY_DEVICE_WAKE);
+
+ notify = notify->next;
}
break;
diff --git a/drivers/acpi/acpica/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c
index 23a3ca86b2eb..8cf4c104c7b7 100644
--- a/drivers/acpi/acpica/evgpeblk.c
+++ b/drivers/acpi/acpica/evgpeblk.c
@@ -318,7 +318,7 @@ acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block)
* FUNCTION: acpi_ev_create_gpe_block
*
* PARAMETERS: gpe_device - Handle to the parent GPE block
- * gpe_block_address - Address and space_iD
+ * gpe_block_address - Address and space_ID
* register_count - Number of GPE register pairs in the block
* gpe_block_base_number - Starting GPE number for the block
* interrupt_number - H/W interrupt for the block
diff --git a/drivers/acpi/acpica/evgpeutil.c b/drivers/acpi/acpica/evgpeutil.c
index 3c43796b8361..cb50dd91bc18 100644
--- a/drivers/acpi/acpica/evgpeutil.c
+++ b/drivers/acpi/acpica/evgpeutil.c
@@ -54,7 +54,7 @@ ACPI_MODULE_NAME("evgpeutil")
* FUNCTION: acpi_ev_walk_gpe_list
*
* PARAMETERS: gpe_walk_callback - Routine called for each GPE block
- * Context - Value passed to callback
+ * context - Value passed to callback
*
* RETURN: Status
*
@@ -347,6 +347,8 @@ acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
void *context)
{
struct acpi_gpe_event_info *gpe_event_info;
+ struct acpi_gpe_notify_info *notify;
+ struct acpi_gpe_notify_info *next;
u32 i;
u32 j;
@@ -365,10 +367,28 @@ acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) ==
ACPI_GPE_DISPATCH_HANDLER) {
+
+ /* Delete an installed handler block */
+
ACPI_FREE(gpe_event_info->dispatch.handler);
gpe_event_info->dispatch.handler = NULL;
gpe_event_info->flags &=
~ACPI_GPE_DISPATCH_MASK;
+ } else if ((gpe_event_info->
+ flags & ACPI_GPE_DISPATCH_MASK) ==
+ ACPI_GPE_DISPATCH_NOTIFY) {
+
+ /* Delete the implicit notification device list */
+
+ notify = gpe_event_info->dispatch.notify_list;
+ while (notify) {
+ next = notify->next;
+ ACPI_FREE(notify);
+ notify = next;
+ }
+ gpe_event_info->dispatch.notify_list = NULL;
+ gpe_event_info->flags &=
+ ~ACPI_GPE_DISPATCH_MASK;
}
}
}
diff --git a/drivers/acpi/acpica/evmisc.c b/drivers/acpi/acpica/evmisc.c
index 51ef9f5e002d..51f537937c1f 100644
--- a/drivers/acpi/acpica/evmisc.c
+++ b/drivers/acpi/acpica/evmisc.c
@@ -56,7 +56,7 @@ static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context);
*
* FUNCTION: acpi_ev_is_notify_object
*
- * PARAMETERS: Node - Node to check
+ * PARAMETERS: node - Node to check
*
* RETURN: TRUE if notifies allowed on this object
*
@@ -86,7 +86,7 @@ u8 acpi_ev_is_notify_object(struct acpi_namespace_node *node)
*
* FUNCTION: acpi_ev_queue_notify_request
*
- * PARAMETERS: Node - NS node for the notified object
+ * PARAMETERS: node - NS node for the notified object
* notify_value - Value from the Notify() request
*
* RETURN: Status
@@ -101,102 +101,77 @@ 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;
+ union acpi_operand_object *handler_list_head = NULL;
+ union acpi_generic_state *info;
+ u8 handler_list_id = 0;
acpi_status status = AE_OK;
ACPI_FUNCTION_NAME(ev_queue_notify_request);
- /*
- * For value 0x03 (Ejection Request), may need to run a device method.
- * For value 0x02 (Device Wake), if _PRW exists, may need to run
- * the _PS0 method.
- * For value 0x80 (Status Change) on the power button or sleep button,
- * initiate soft-off or sleep operation.
- *
- * For all cases, simply dispatch the notify to the handler.
- */
- ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "Dispatching Notify on [%4.4s] (%s) Value 0x%2.2X (%s) Node %p\n",
- acpi_ut_get_node_name(node),
- acpi_ut_get_type_name(node->type), notify_value,
- acpi_ut_get_notify_name(notify_value), node));
+ /* Are Notifies allowed on this object? */
- /* Get the notify object attached to the NS Node */
-
- obj_desc = acpi_ns_get_attached_object(node);
- if (obj_desc) {
-
- /* We have the notify object, Get the correct handler */
-
- switch (node->type) {
+ if (!acpi_ev_is_notify_object(node)) {
+ return (AE_TYPE);
+ }
- /* Notify is allowed only on these types */
+ /* Get the correct notify list type (System or Device) */
- case ACPI_TYPE_DEVICE:
- case ACPI_TYPE_THERMAL:
- case ACPI_TYPE_PROCESSOR:
+ if (notify_value <= ACPI_MAX_SYS_NOTIFY) {
+ handler_list_id = ACPI_SYSTEM_HANDLER_LIST;
+ } else {
+ handler_list_id = ACPI_DEVICE_HANDLER_LIST;
+ }
- if (notify_value <= ACPI_MAX_SYS_NOTIFY) {
- handler_obj =
- obj_desc->common_notify.system_notify;
- } else {
- handler_obj =
- obj_desc->common_notify.device_notify;
- }
- break;
+ /* Get the notify object attached to the namespace Node */
- default:
+ obj_desc = acpi_ns_get_attached_object(node);
+ if (obj_desc) {
- /* All other types are not supported */
+ /* We have an attached object, Get the correct handler list */
- return (AE_TYPE);
- }
+ handler_list_head =
+ obj_desc->common_notify.notify_list[handler_list_id];
}
/*
- * If there is a handler to run, schedule the dispatcher.
- * Check for:
- * 1) Global system notify handler
- * 2) Global device notify handler
- * 3) Per-device notify handler
+ * If there is no notify handler (Global or Local)
+ * for this object, just ignore the notify
*/
- 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);
- }
+ if (!acpi_gbl_global_notify[handler_list_id].handler
+ && !handler_list_head) {
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "No notify handler for Notify, ignoring (%4.4s, %X) node %p\n",
+ acpi_ut_get_node_name(node), notify_value,
+ node));
- if (!handler_obj) {
- ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "Executing system notify handler for Notify (%4.4s, %X) "
- "node %p\n",
- acpi_ut_get_node_name(node),
- notify_value, node));
- }
+ return (AE_OK);
+ }
- notify_info->common.descriptor_type =
- ACPI_DESC_TYPE_STATE_NOTIFY;
- notify_info->notify.node = node;
- notify_info->notify.value = (u16) notify_value;
- notify_info->notify.handler_obj = handler_obj;
+ /* Setup notify info and schedule the notify dispatcher */
- status =
- acpi_os_execute(OSL_NOTIFY_HANDLER, acpi_ev_notify_dispatch,
- notify_info);
- if (ACPI_FAILURE(status)) {
- acpi_ut_delete_generic_state(notify_info);
- }
- } else {
- /* There is no notify handler (per-device or system) for this device */
+ info = acpi_ut_create_generic_state();
+ if (!info) {
+ return (AE_NO_MEMORY);
+ }
- 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));
+ info->common.descriptor_type = ACPI_DESC_TYPE_STATE_NOTIFY;
+
+ info->notify.node = node;
+ info->notify.value = (u16)notify_value;
+ info->notify.handler_list_id = handler_list_id;
+ info->notify.handler_list_head = handler_list_head;
+ info->notify.global = &acpi_gbl_global_notify[handler_list_id];
+
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Dispatching Notify on [%4.4s] (%s) Value 0x%2.2X (%s) Node %p\n",
+ acpi_ut_get_node_name(node),
+ acpi_ut_get_type_name(node->type), notify_value,
+ acpi_ut_get_notify_name(notify_value), node));
+
+ status = acpi_os_execute(OSL_NOTIFY_HANDLER, acpi_ev_notify_dispatch,
+ info);
+ if (ACPI_FAILURE(status)) {
+ acpi_ut_delete_generic_state(info);
}
return (status);
@@ -206,7 +181,7 @@ acpi_ev_queue_notify_request(struct acpi_namespace_node * node,
*
* FUNCTION: acpi_ev_notify_dispatch
*
- * PARAMETERS: Context - To be passed to the notify handler
+ * PARAMETERS: context - To be passed to the notify handler
*
* RETURN: None.
*
@@ -217,60 +192,34 @@ acpi_ev_queue_notify_request(struct acpi_namespace_node * node,
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_generic_state *info = (union acpi_generic_state *)context;
union acpi_operand_object *handler_obj;
ACPI_FUNCTION_ENTRY();
- /*
- * We will invoke a global notify handler if installed. This is done
- * _before_ we invoke the per-device handler attached to the device.
- */
- if (notify_info->notify.value <= ACPI_MAX_SYS_NOTIFY) {
-
- /* Global system notification handler */
-
- if (acpi_gbl_system_notify.handler) {
- global_handler = acpi_gbl_system_notify.handler;
- global_context = acpi_gbl_system_notify.context;
- }
- } else {
- /* Global driver notification handler */
-
- if (acpi_gbl_device_notify.handler) {
- global_handler = acpi_gbl_device_notify.handler;
- global_context = acpi_gbl_device_notify.context;
- }
- }
-
- /* Invoke the system handler first, if present */
+ /* Invoke a global notify handler if installed */
- if (global_handler) {
- global_handler(notify_info->notify.node,
- notify_info->notify.value, global_context);
+ if (info->notify.global->handler) {
+ info->notify.global->handler(info->notify.node,
+ info->notify.value,
+ info->notify.global->context);
}
- /* Now invoke the per-device handler, if present */
+ /* Now invoke the local notify handler(s) if any are installed */
- handler_obj = notify_info->notify.handler_obj;
- if (handler_obj) {
- struct acpi_object_notify_handler *notifier;
+ handler_obj = info->notify.handler_list_head;
+ while (handler_obj) {
+ handler_obj->notify.handler(info->notify.node,
+ info->notify.value,
+ handler_obj->notify.context);
- notifier = &handler_obj->notify;
- while (notifier) {
- notifier->handler(notify_info->notify.node,
- notify_info->notify.value,
- notifier->context);
- notifier = notifier->next;
- }
+ handler_obj =
+ handler_obj->notify.next[info->notify.handler_list_id];
}
/* All done with the info object */
- acpi_ut_delete_generic_state(notify_info);
+ acpi_ut_delete_generic_state(info);
}
#if (!ACPI_REDUCED_HARDWARE)
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
index 1b0180a1b798..0cc6a16fedc7 100644
--- a/drivers/acpi/acpica/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -150,7 +150,7 @@ acpi_status acpi_ev_install_region_handlers(void)
*
* FUNCTION: acpi_ev_has_default_handler
*
- * PARAMETERS: Node - Namespace node for the device
+ * PARAMETERS: node - Namespace node for the device
* space_id - The address space ID
*
* RETURN: TRUE if default handler is installed, FALSE otherwise
@@ -244,7 +244,7 @@ acpi_status acpi_ev_initialize_op_regions(void)
* FUNCTION: acpi_ev_execute_reg_method
*
* PARAMETERS: region_obj - Region object
- * Function - Passed to _REG: On (1) or Off (0)
+ * function - Passed to _REG: On (1) or Off (0)
*
* RETURN: Status
*
@@ -286,10 +286,10 @@ acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
/*
* The _REG method has two arguments:
*
- * Arg0 - Integer:
+ * arg0 - Integer:
* Operation region space ID Same value as region_obj->Region.space_id
*
- * Arg1 - Integer:
+ * arg1 - Integer:
* connection status 1 for connecting the handler, 0 for disconnecting
* the handler (Passed as a parameter)
*/
@@ -330,10 +330,10 @@ acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
*
* PARAMETERS: region_obj - Internal region object
* field_obj - Corresponding field. Can be NULL.
- * Function - Read or Write operation
+ * function - Read or Write operation
* region_offset - Where in the region to read or write
* bit_width - Field width in bits (8, 16, 32, or 64)
- * Value - Pointer to in or out value, must be
+ * value - Pointer to in or out value, must be
* a full 64-bit integer
*
* RETURN: Status
@@ -840,11 +840,11 @@ acpi_ev_install_handler(acpi_handle obj_handle,
*
* FUNCTION: acpi_ev_install_space_handler
*
- * PARAMETERS: Node - Namespace node for the device
+ * PARAMETERS: node - Namespace node for the device
* space_id - The address space ID
- * Handler - Address of the handler
- * Setup - Address of the setup function
- * Context - Value passed to the handler on each access
+ * handler - Address of the handler
+ * setup - Address of the setup function
+ * context - Value passed to the handler on each access
*
* RETURN: Status
*
@@ -1061,7 +1061,7 @@ acpi_ev_install_space_handler(struct acpi_namespace_node * node,
*
* FUNCTION: acpi_ev_execute_reg_methods
*
- * PARAMETERS: Node - Namespace node for the device
+ * PARAMETERS: node - Namespace node for the device
* space_id - The address space ID
*
* RETURN: Status
@@ -1104,7 +1104,7 @@ acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
*
* PARAMETERS: walk_namespace callback
*
- * DESCRIPTION: Run _REG method for region objects of the requested space_iD
+ * DESCRIPTION: Run _REG method for region objects of the requested spaceID
*
******************************************************************************/
diff --git a/drivers/acpi/acpica/evrgnini.c b/drivers/acpi/acpica/evrgnini.c
index 819c17f5897a..4c1c8261166f 100644
--- a/drivers/acpi/acpica/evrgnini.c
+++ b/drivers/acpi/acpica/evrgnini.c
@@ -56,8 +56,8 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node);
*
* FUNCTION: acpi_ev_system_memory_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
@@ -118,8 +118,8 @@ acpi_ev_system_memory_region_setup(acpi_handle handle,
*
* FUNCTION: acpi_ev_io_space_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
@@ -149,8 +149,8 @@ acpi_ev_io_space_region_setup(acpi_handle handle,
*
* FUNCTION: acpi_ev_pci_config_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
@@ -338,7 +338,7 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
*
* FUNCTION: acpi_ev_is_pci_root_bridge
*
- * PARAMETERS: Node - Device node being examined
+ * PARAMETERS: node - Device node being examined
*
* RETURN: TRUE if device is a PCI/PCI-Express Root Bridge
*
@@ -393,14 +393,14 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
*
* FUNCTION: acpi_ev_pci_bar_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
* RETURN: Status
*
- * DESCRIPTION: Setup a pci_bAR operation region
+ * DESCRIPTION: Setup a pci_BAR operation region
*
* MUTEX: Assumes namespace is not locked
*
@@ -420,8 +420,8 @@ acpi_ev_pci_bar_region_setup(acpi_handle handle,
*
* FUNCTION: acpi_ev_cmos_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
@@ -447,8 +447,8 @@ acpi_ev_cmos_region_setup(acpi_handle handle,
*
* FUNCTION: acpi_ev_default_region_setup
*
- * PARAMETERS: Handle - Region we are interested in
- * Function - Start or stop
+ * PARAMETERS: handle - Region we are interested in
+ * function - Start or stop
* handler_context - Address space handler context
* region_context - Region specific context
*
diff --git a/drivers/acpi/acpica/evsci.c b/drivers/acpi/acpica/evsci.c
index 6a57aa2d70d1..f9661e2b46a9 100644
--- a/drivers/acpi/acpica/evsci.c
+++ b/drivers/acpi/acpica/evsci.c
@@ -56,7 +56,7 @@ static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context);
*
* FUNCTION: acpi_ev_sci_xrupt_handler
*
- * PARAMETERS: Context - Calling Context
+ * PARAMETERS: context - Calling Context
*
* RETURN: Status code indicates whether interrupt was handled.
*
@@ -96,7 +96,7 @@ static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context)
*
* FUNCTION: acpi_ev_gpe_xrupt_handler
*
- * PARAMETERS: Context - Calling Context
+ * PARAMETERS: context - Calling Context
*
* RETURN: Status code indicates whether interrupt was handled.
*
diff --git a/drivers/acpi/acpica/evxface.c b/drivers/acpi/acpica/evxface.c
index 44bef5744ebb..7587eb6c9584 100644
--- a/drivers/acpi/acpica/evxface.c
+++ b/drivers/acpi/acpica/evxface.c
@@ -54,86 +54,25 @@ ACPI_MODULE_NAME("evxface")
/*******************************************************************************
*
- * FUNCTION: acpi_populate_handler_object
- *
- * PARAMETERS: handler_obj - Handler object to populate
- * handler_type - The type of handler:
- * ACPI_SYSTEM_NOTIFY: system_handler (00-7f)
- * ACPI_DEVICE_NOTIFY: driver_handler (80-ff)
- * ACPI_ALL_NOTIFY: both system and device
- * handler - Address of the handler
- * context - Value passed to the handler on each GPE
- * next - Address of a handler object to link to
- *
- * RETURN: None
- *
- * DESCRIPTION: Populate a handler object.
- *
- ******************************************************************************/
-static void
-acpi_populate_handler_object(struct acpi_object_notify_handler *handler_obj,
- u32 handler_type,
- acpi_notify_handler handler, void *context,
- struct acpi_object_notify_handler *next)
-{
- handler_obj->handler_type = handler_type;
- handler_obj->handler = handler;
- handler_obj->context = context;
- handler_obj->next = next;
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_add_handler_object
- *
- * PARAMETERS: parent_obj - Parent of the new object
- * handler - Address of the handler
- * context - Value passed to the handler on each GPE
- *
- * RETURN: Status
- *
- * DESCRIPTION: Create a new handler object and populate it.
- *
- ******************************************************************************/
-static acpi_status
-acpi_add_handler_object(struct acpi_object_notify_handler *parent_obj,
- acpi_notify_handler handler, void *context)
-{
- struct acpi_object_notify_handler *handler_obj;
-
- /* The parent must not be a defice notify handler object. */
- if (parent_obj->handler_type & ACPI_DEVICE_NOTIFY)
- return AE_BAD_PARAMETER;
-
- handler_obj = ACPI_ALLOCATE_ZEROED(sizeof(*handler_obj));
- if (!handler_obj)
- return AE_NO_MEMORY;
-
- acpi_populate_handler_object(handler_obj,
- ACPI_SYSTEM_NOTIFY,
- handler, context,
- parent_obj->next);
- parent_obj->next = handler_obj;
-
- return AE_OK;
-}
-
-
-/*******************************************************************************
- *
* FUNCTION: acpi_install_notify_handler
*
* PARAMETERS: Device - The device for which notifies will be handled
* handler_type - The type of handler:
- * ACPI_SYSTEM_NOTIFY: system_handler (00-7f)
- * ACPI_DEVICE_NOTIFY: driver_handler (80-ff)
- * ACPI_ALL_NOTIFY: both system and device
+ * ACPI_SYSTEM_NOTIFY: System Handler (00-7F)
+ * ACPI_DEVICE_NOTIFY: Device Handler (80-FF)
+ * ACPI_ALL_NOTIFY: Both System and Device
* Handler - Address of the handler
* Context - Value passed to the handler on each GPE
*
* RETURN: Status
*
- * DESCRIPTION: Install a handler for notifies on an ACPI device
+ * DESCRIPTION: Install a handler for notifications on an ACPI Device,
+ * thermal_zone, or Processor object.
+ *
+ * NOTES: The Root namespace object may have only one handler for each
+ * type of notify (System/Device). Device/Thermal/Processor objects
+ * may have one device notify handler, and multiple system notify
+ * handlers.
*
******************************************************************************/
acpi_status
@@ -141,17 +80,19 @@ acpi_install_notify_handler(acpi_handle device,
u32 handler_type,
acpi_notify_handler handler, void *context)
{
+ struct acpi_namespace_node *node =
+ ACPI_CAST_PTR(struct acpi_namespace_node, device);
union acpi_operand_object *obj_desc;
- union acpi_operand_object *notify_obj;
- struct acpi_namespace_node *node;
+ union acpi_operand_object *handler_obj;
acpi_status status;
+ u32 i;
ACPI_FUNCTION_TRACE(acpi_install_notify_handler);
/* Parameter validation */
- if ((!device) ||
- (!handler) || (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) {
+ if ((!device) || (!handler) || (!handler_type) ||
+ (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) {
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
@@ -160,144 +101,112 @@ acpi_install_notify_handler(acpi_handle device,
return_ACPI_STATUS(status);
}
- /* Convert and validate the device handle */
-
- node = acpi_ns_validate_handle(device);
- if (!node) {
- status = AE_BAD_PARAMETER;
- goto unlock_and_exit;
- }
-
/*
* Root Object:
* Registering a notify handler on the root object indicates that the
* caller wishes to receive notifications for all objects. Note that
- * only one <external> global handler can be regsitered (per notify type).
+ * only one global handler can be registered per notify type.
+ * Ensure that a handler is not already installed.
*/
if (device == ACPI_ROOT_OBJECT) {
+ for (i = 0; i < ACPI_NUM_NOTIFY_TYPES; i++) {
+ if (handler_type & (i + 1)) {
+ if (acpi_gbl_global_notify[i].handler) {
+ status = AE_ALREADY_EXISTS;
+ goto unlock_and_exit;
+ }
- /* 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)) {
- status = AE_ALREADY_EXISTS;
- goto unlock_and_exit;
- }
-
- if (handler_type & ACPI_SYSTEM_NOTIFY) {
- 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.handler = handler;
- acpi_gbl_device_notify.context = context;
+ acpi_gbl_global_notify[i].handler = handler;
+ acpi_gbl_global_notify[i].context = context;
+ }
}
- /* Global notify handler installed */
+ goto unlock_and_exit; /* Global notify handler installed, all done */
}
/*
* All Other Objects:
- * Caller will only receive notifications specific to the target object.
- * Note that only certain object types can receive notifications.
+ * Caller will only receive notifications specific to the target
+ * object. Note that only certain object types are allowed to
+ * receive notifications.
*/
- else {
- /* Notifies allowed on this object? */
- if (!acpi_ev_is_notify_object(node)) {
- status = AE_TYPE;
- goto unlock_and_exit;
- }
+ /* Are Notifies allowed on this object? */
- /* Check for an existing internal object */
+ if (!acpi_ev_is_notify_object(node)) {
+ status = AE_TYPE;
+ goto unlock_and_exit;
+ }
- obj_desc = acpi_ns_get_attached_object(node);
- if (obj_desc) {
+ /* Check for an existing internal object, might not exist */
- /* Object exists. */
+ obj_desc = acpi_ns_get_attached_object(node);
+ if (!obj_desc) {
- /* For a device notify, make sure there's no handler. */
- if ((handler_type & ACPI_DEVICE_NOTIFY) &&
- obj_desc->common_notify.device_notify) {
- status = AE_ALREADY_EXISTS;
- goto unlock_and_exit;
- }
+ /* Create a new object */
- /* System notifies may have more handlers installed. */
- notify_obj = obj_desc->common_notify.system_notify;
+ obj_desc = acpi_ut_create_internal_object(node->type);
+ if (!obj_desc) {
+ status = AE_NO_MEMORY;
+ goto unlock_and_exit;
+ }
- if ((handler_type & ACPI_SYSTEM_NOTIFY) && notify_obj) {
- struct acpi_object_notify_handler *parent_obj;
+ /* Attach new object to the Node, remove local reference */
+
+ status = acpi_ns_attach_object(device, obj_desc, node->type);
+ acpi_ut_remove_reference(obj_desc);
+ if (ACPI_FAILURE(status)) {
+ goto unlock_and_exit;
+ }
+ }
- if (handler_type & ACPI_DEVICE_NOTIFY) {
+ /* Ensure that the handler is not already installed in the lists */
+
+ for (i = 0; i < ACPI_NUM_NOTIFY_TYPES; i++) {
+ if (handler_type & (i + 1)) {
+ handler_obj = obj_desc->common_notify.notify_list[i];
+ while (handler_obj) {
+ if (handler_obj->notify.handler == handler) {
status = AE_ALREADY_EXISTS;
goto unlock_and_exit;
}
- parent_obj = &notify_obj->notify;
- status = acpi_add_handler_object(parent_obj,
- handler,
- context);
- goto unlock_and_exit;
- }
- } else {
- /* Create a new object */
-
- obj_desc = acpi_ut_create_internal_object(node->type);
- if (!obj_desc) {
- status = AE_NO_MEMORY;
- goto unlock_and_exit;
- }
-
- /* Attach new object to the Node */
-
- 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)) {
- goto unlock_and_exit;
+ handler_obj = handler_obj->notify.next[i];
}
}
+ }
- /* Install the handler */
+ /* Create and populate a new notify handler object */
- notify_obj =
- acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_NOTIFY);
- if (!notify_obj) {
- status = AE_NO_MEMORY;
- goto unlock_and_exit;
- }
+ handler_obj = acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_NOTIFY);
+ if (!handler_obj) {
+ status = AE_NO_MEMORY;
+ goto unlock_and_exit;
+ }
- acpi_populate_handler_object(&notify_obj->notify,
- handler_type,
- handler, context,
- NULL);
+ handler_obj->notify.node = node;
+ handler_obj->notify.handler_type = handler_type;
+ handler_obj->notify.handler = handler;
+ handler_obj->notify.context = context;
- if (handler_type & ACPI_SYSTEM_NOTIFY) {
- obj_desc->common_notify.system_notify = notify_obj;
- }
+ /* Install the handler at the list head(s) */
- if (handler_type & ACPI_DEVICE_NOTIFY) {
- obj_desc->common_notify.device_notify = notify_obj;
- }
+ for (i = 0; i < ACPI_NUM_NOTIFY_TYPES; i++) {
+ if (handler_type & (i + 1)) {
+ handler_obj->notify.next[i] =
+ obj_desc->common_notify.notify_list[i];
- if (handler_type == ACPI_ALL_NOTIFY) {
+ obj_desc->common_notify.notify_list[i] = handler_obj;
+ }
+ }
- /* Extra ref if installed in both */
+ /* Add an extra reference if handler was installed in both lists */
- acpi_ut_add_reference(notify_obj);
- }
+ if (handler_type == ACPI_ALL_NOTIFY) {
+ acpi_ut_add_reference(handler_obj);
}
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
@@ -308,11 +217,11 @@ ACPI_EXPORT_SYMBOL(acpi_install_notify_handler)
*
* FUNCTION: acpi_remove_notify_handler
*
- * PARAMETERS: Device - The device for which notifies will be handled
+ * PARAMETERS: Device - The device for which the handler is installed
* handler_type - The type of handler:
- * ACPI_SYSTEM_NOTIFY: system_handler (00-7f)
- * ACPI_DEVICE_NOTIFY: driver_handler (80-ff)
- * ACPI_ALL_NOTIFY: both system and device
+ * ACPI_SYSTEM_NOTIFY: System Handler (00-7F)
+ * ACPI_DEVICE_NOTIFY: Device Handler (80-FF)
+ * ACPI_ALL_NOTIFY: Both System and Device
* Handler - Address of the handler
*
* RETURN: Status
@@ -324,165 +233,106 @@ acpi_status
acpi_remove_notify_handler(acpi_handle device,
u32 handler_type, acpi_notify_handler handler)
{
- union acpi_operand_object *notify_obj;
+ struct acpi_namespace_node *node =
+ ACPI_CAST_PTR(struct acpi_namespace_node, device);
union acpi_operand_object *obj_desc;
- struct acpi_namespace_node *node;
+ union acpi_operand_object *handler_obj;
+ union acpi_operand_object *previous_handler_obj;
acpi_status status;
+ u32 i;
ACPI_FUNCTION_TRACE(acpi_remove_notify_handler);
/* Parameter validation */
- if ((!device) ||
- (!handler) || (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) {
- status = AE_BAD_PARAMETER;
- goto exit;
+ if ((!device) || (!handler) || (!handler_type) ||
+ (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) {
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
}
-
-
/* Make sure all deferred tasks are completed */
- acpi_os_wait_events_complete(NULL);
+
+ acpi_os_wait_events_complete();
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
- goto exit;
- }
-
- /* Convert and validate the device handle */
-
- node = acpi_ns_validate_handle(device);
- if (!node) {
- status = AE_BAD_PARAMETER;
- goto unlock_and_exit;
+ return_ACPI_STATUS(status);
}
- /* Root Object */
+ /* Root Object. Global handlers are removed here */
if (device == ACPI_ROOT_OBJECT) {
- ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "Removing notify handler for namespace root object\n"));
+ for (i = 0; i < ACPI_NUM_NOTIFY_TYPES; i++) {
+ if (handler_type & (i + 1)) {
+ if (!acpi_gbl_global_notify[i].handler ||
+ (acpi_gbl_global_notify[i].handler !=
+ handler)) {
+ status = AE_NOT_EXIST;
+ goto unlock_and_exit;
+ }
- if (((handler_type & ACPI_SYSTEM_NOTIFY) &&
- !acpi_gbl_system_notify.handler) ||
- ((handler_type & ACPI_DEVICE_NOTIFY) &&
- !acpi_gbl_device_notify.handler)) {
- status = AE_NOT_EXIST;
- goto unlock_and_exit;
- }
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Removing global notify handler\n"));
- if (handler_type & ACPI_SYSTEM_NOTIFY) {
- acpi_gbl_system_notify.node = NULL;
- acpi_gbl_system_notify.handler = NULL;
- acpi_gbl_system_notify.context = NULL;
+ acpi_gbl_global_notify[i].handler = NULL;
+ acpi_gbl_global_notify[i].context = NULL;
+ }
}
- if (handler_type & ACPI_DEVICE_NOTIFY) {
- acpi_gbl_device_notify.node = NULL;
- acpi_gbl_device_notify.handler = NULL;
- acpi_gbl_device_notify.context = NULL;
- }
+ goto unlock_and_exit;
}
- /* All Other Objects */
+ /* All other objects: Are Notifies allowed on this object? */
- else {
- /* Notifies allowed on this object? */
+ if (!acpi_ev_is_notify_object(node)) {
+ status = AE_TYPE;
+ goto unlock_and_exit;
+ }
- if (!acpi_ev_is_notify_object(node)) {
- status = AE_TYPE;
- goto unlock_and_exit;
- }
+ /* Must have an existing internal object */
- /* Check for an existing internal object */
+ obj_desc = acpi_ns_get_attached_object(node);
+ if (!obj_desc) {
+ status = AE_NOT_EXIST;
+ goto unlock_and_exit;
+ }
- obj_desc = acpi_ns_get_attached_object(node);
- if (!obj_desc) {
- status = AE_NOT_EXIST;
- goto unlock_and_exit;
- }
+ /* Internal object exists. Find the handler and remove it */
- /* Object exists - make sure there's an existing handler */
+ for (i = 0; i < ACPI_NUM_NOTIFY_TYPES; i++) {
+ if (handler_type & (i + 1)) {
+ handler_obj = obj_desc->common_notify.notify_list[i];
+ previous_handler_obj = NULL;
- if (handler_type & ACPI_SYSTEM_NOTIFY) {
- struct acpi_object_notify_handler *handler_obj;
- struct acpi_object_notify_handler *parent_obj;
+ /* Attempt to find the handler in the handler list */
- notify_obj = obj_desc->common_notify.system_notify;
- if (!notify_obj) {
- status = AE_NOT_EXIST;
- goto unlock_and_exit;
- }
-
- handler_obj = &notify_obj->notify;
- parent_obj = NULL;
- while (handler_obj->handler != handler) {
- if (handler_obj->next) {
- parent_obj = handler_obj;
- handler_obj = handler_obj->next;
- } else {
- break;
- }
+ while (handler_obj &&
+ (handler_obj->notify.handler != handler)) {
+ previous_handler_obj = handler_obj;
+ handler_obj = handler_obj->notify.next[i];
}
- if (handler_obj->handler != handler) {
- status = AE_BAD_PARAMETER;
+ if (!handler_obj) {
+ status = AE_NOT_EXIST;
goto unlock_and_exit;
}
- /*
- * Remove the handler. There are three possible cases.
- * First, we may need to remove a non-embedded object.
- * Second, we may need to remove the embedded object's
- * handler data, while non-embedded objects exist.
- * Finally, we may need to remove the embedded object
- * entirely along with its container.
- */
- if (parent_obj) {
- /* Non-embedded object is being removed. */
- parent_obj->next = handler_obj->next;
- ACPI_FREE(handler_obj);
- } else if (notify_obj->notify.next) {
- /*
- * The handler matches the embedded object, but
- * there are more handler objects in the list.
- * Replace the embedded object's data with the
- * first next object's data and remove that
- * object.
- */
- parent_obj = &notify_obj->notify;
- handler_obj = notify_obj->notify.next;
- *parent_obj = *handler_obj;
- ACPI_FREE(handler_obj);
- } else {
- /* No more handler objects in the list. */
- obj_desc->common_notify.system_notify = NULL;
- acpi_ut_remove_reference(notify_obj);
- }
- }
+ /* Remove the handler object from the list */
- if (handler_type & ACPI_DEVICE_NOTIFY) {
- notify_obj = obj_desc->common_notify.device_notify;
- if (!notify_obj) {
- status = AE_NOT_EXIST;
- goto unlock_and_exit;
- }
+ if (previous_handler_obj) { /* Handler is not at the list head */
+ previous_handler_obj->notify.next[i] =
+ handler_obj->notify.next[i];
+ } else { /* Handler is at the list head */
- if (notify_obj->notify.handler != handler) {
- status = AE_BAD_PARAMETER;
- goto unlock_and_exit;
+ obj_desc->common_notify.notify_list[i] =
+ handler_obj->notify.next[i];
}
- /* Remove the handler */
- obj_desc->common_notify.device_notify = NULL;
- acpi_ut_remove_reference(notify_obj);
+ acpi_ut_remove_reference(handler_obj);
}
}
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
- exit:
- if (ACPI_FAILURE(status))
- ACPI_EXCEPTION((AE_INFO, status, "Removing notify handler"));
return_ACPI_STATUS(status);
}
@@ -492,7 +342,7 @@ ACPI_EXPORT_SYMBOL(acpi_remove_notify_handler)
*
* FUNCTION: acpi_install_exception_handler
*
- * PARAMETERS: Handler - Pointer to the handler function for the
+ * PARAMETERS: handler - Pointer to the handler function for the
* event
*
* RETURN: Status
@@ -536,8 +386,8 @@ ACPI_EXPORT_SYMBOL(acpi_install_exception_handler)
*
* FUNCTION: acpi_install_global_event_handler
*
- * PARAMETERS: Handler - Pointer to the global event handler function
- * Context - Value passed to the handler on each event
+ * PARAMETERS: handler - Pointer to the global event handler function
+ * context - Value passed to the handler on each event
*
* RETURN: Status
*
@@ -586,10 +436,10 @@ ACPI_EXPORT_SYMBOL(acpi_install_global_event_handler)
*
* FUNCTION: acpi_install_fixed_event_handler
*
- * PARAMETERS: Event - Event type to enable.
- * Handler - Pointer to the handler function for the
+ * PARAMETERS: event - Event type to enable.
+ * handler - Pointer to the handler function for the
* event
- * Context - Value passed to the handler on each GPE
+ * context - Value passed to the handler on each GPE
*
* RETURN: Status
*
@@ -656,8 +506,8 @@ ACPI_EXPORT_SYMBOL(acpi_install_fixed_event_handler)
*
* FUNCTION: acpi_remove_fixed_event_handler
*
- * PARAMETERS: Event - Event type to disable.
- * Handler - Address of the handler
+ * PARAMETERS: event - Event type to disable.
+ * handler - Address of the handler
*
* RETURN: Status
*
@@ -713,10 +563,10 @@ ACPI_EXPORT_SYMBOL(acpi_remove_fixed_event_handler)
* PARAMETERS: gpe_device - Namespace node for the GPE (NULL for FADT
* defined GPEs)
* gpe_number - The GPE number within the GPE block
- * Type - Whether this GPE should be treated as an
+ * type - Whether this GPE should be treated as an
* edge- or level-triggered interrupt.
- * Address - Address of the handler
- * Context - Value passed to the handler on each GPE
+ * address - Address of the handler
+ * context - Value passed to the handler on each GPE
*
* RETURN: Status
*
@@ -823,7 +673,7 @@ ACPI_EXPORT_SYMBOL(acpi_install_gpe_handler)
* PARAMETERS: gpe_device - Namespace node for the GPE (NULL for FADT
* defined GPEs)
* gpe_number - The event to remove a handler
- * Address - Address of the handler
+ * address - Address of the handler
*
* RETURN: Status
*
@@ -849,7 +699,7 @@ acpi_remove_gpe_handler(acpi_handle gpe_device,
/* Make sure all deferred tasks are completed */
- acpi_os_wait_events_complete(NULL);
+ acpi_os_wait_events_complete();
status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
@@ -919,8 +769,8 @@ ACPI_EXPORT_SYMBOL(acpi_remove_gpe_handler)
*
* FUNCTION: acpi_acquire_global_lock
*
- * PARAMETERS: Timeout - How long the caller is willing to wait
- * Handle - Where the handle to the lock is returned
+ * PARAMETERS: timeout - How long the caller is willing to wait
+ * handle - Where the handle to the lock is returned
* (if acquired)
*
* RETURN: Status
@@ -967,7 +817,7 @@ ACPI_EXPORT_SYMBOL(acpi_acquire_global_lock)
*
* FUNCTION: acpi_release_global_lock
*
- * PARAMETERS: Handle - Returned from acpi_acquire_global_lock
+ * PARAMETERS: handle - Returned from acpi_acquire_global_lock
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/evxfevnt.c b/drivers/acpi/acpica/evxfevnt.c
index 77cee5a5e891..35520c6eeefb 100644
--- a/drivers/acpi/acpica/evxfevnt.c
+++ b/drivers/acpi/acpica/evxfevnt.c
@@ -153,8 +153,8 @@ ACPI_EXPORT_SYMBOL(acpi_disable)
*
* FUNCTION: acpi_enable_event
*
- * PARAMETERS: Event - The fixed eventto be enabled
- * Flags - Reserved
+ * PARAMETERS: event - The fixed eventto be enabled
+ * flags - Reserved
*
* RETURN: Status
*
@@ -265,7 +265,7 @@ ACPI_EXPORT_SYMBOL(acpi_disable_event)
*
* FUNCTION: acpi_clear_event
*
- * PARAMETERS: Event - The fixed event to be cleared
+ * PARAMETERS: event - The fixed event to be cleared
*
* RETURN: Status
*
@@ -301,7 +301,7 @@ ACPI_EXPORT_SYMBOL(acpi_clear_event)
*
* FUNCTION: acpi_get_event_status
*
- * PARAMETERS: Event - The fixed event
+ * PARAMETERS: event - The fixed event
* event_status - Where the current status of the event will
* be returned
*
diff --git a/drivers/acpi/acpica/evxfgpe.c b/drivers/acpi/acpica/evxfgpe.c
index 86f9b343ebd4..6affbdb4b88c 100644
--- a/drivers/acpi/acpica/evxfgpe.c
+++ b/drivers/acpi/acpica/evxfgpe.c
@@ -197,12 +197,12 @@ acpi_status
acpi_setup_gpe_for_wake(acpi_handle wake_device,
acpi_handle gpe_device, u32 gpe_number)
{
- acpi_status status = AE_BAD_PARAMETER;
+ acpi_status status;
struct acpi_gpe_event_info *gpe_event_info;
struct acpi_namespace_node *device_node;
- struct acpi_gpe_notify_object *notify_object;
+ struct acpi_gpe_notify_info *notify;
+ struct acpi_gpe_notify_info *new_notify;
acpi_cpu_flags flags;
- u8 gpe_dispatch_mask;
ACPI_FUNCTION_TRACE(acpi_setup_gpe_for_wake);
@@ -216,63 +216,95 @@ acpi_setup_gpe_for_wake(acpi_handle wake_device,
return_ACPI_STATUS(AE_BAD_PARAMETER);
}
+ /* Handle root object case */
+
+ if (wake_device == ACPI_ROOT_OBJECT) {
+ device_node = acpi_gbl_root_node;
+ } else {
+ device_node = ACPI_CAST_PTR(struct acpi_namespace_node, wake_device);
+ }
+
+ /* Validate WakeDevice is of type Device */
+
+ if (device_node->type != ACPI_TYPE_DEVICE) {
+ return_ACPI_STATUS (AE_BAD_PARAMETER);
+ }
+
+ /*
+ * Allocate a new notify object up front, in case it is needed.
+ * Memory allocation while holding a spinlock is a big no-no
+ * on some hosts.
+ */
+ new_notify = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_gpe_notify_info));
+ if (!new_notify) {
+ return_ACPI_STATUS(AE_NO_MEMORY);
+ }
+
flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
/* Ensure that we have a valid 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 (wake_device == ACPI_ROOT_OBJECT) {
- goto out;
- }
-
/*
* If there is no method or handler for this GPE, then the
- * wake_device will be notified whenever this GPE fires (aka
- * "implicit notify") Note: The GPE is assumed to be
+ * wake_device will be notified whenever this GPE fires. This is
+ * known as an "implicit notify". Note: The GPE is assumed to be
* level-triggered (for windows compatibility).
*/
- gpe_dispatch_mask = gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK;
- if (gpe_dispatch_mask != ACPI_GPE_DISPATCH_NONE
- && gpe_dispatch_mask != ACPI_GPE_DISPATCH_NOTIFY) {
- goto out;
- }
-
- /* Validate wake_device is of type Device */
-
- device_node = ACPI_CAST_PTR(struct acpi_namespace_node, wake_device);
- if (device_node->type != ACPI_TYPE_DEVICE) {
- goto unlock_and_exit;
+ if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) ==
+ ACPI_GPE_DISPATCH_NONE) {
+ /*
+ * This is the first device for implicit notify on this GPE.
+ * Just set the flags here, and enter the NOTIFY block below.
+ */
+ gpe_event_info->flags =
+ (ACPI_GPE_DISPATCH_NOTIFY | ACPI_GPE_LEVEL_TRIGGERED);
}
- if (gpe_dispatch_mask == ACPI_GPE_DISPATCH_NONE) {
- gpe_event_info->flags = (ACPI_GPE_DISPATCH_NOTIFY |
- ACPI_GPE_LEVEL_TRIGGERED);
- gpe_event_info->dispatch.device.node = device_node;
- gpe_event_info->dispatch.device.next = NULL;
- } else {
- /* There are multiple devices to notify implicitly. */
-
- notify_object = ACPI_ALLOCATE_ZEROED(sizeof(*notify_object));
- if (!notify_object) {
- status = AE_NO_MEMORY;
- goto unlock_and_exit;
+ /*
+ * If we already have an implicit notify on this GPE, add
+ * this device to the notify list.
+ */
+ if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) ==
+ ACPI_GPE_DISPATCH_NOTIFY) {
+
+ /* Ensure that the device is not already in the list */
+
+ notify = gpe_event_info->dispatch.notify_list;
+ while (notify) {
+ if (notify->device_node == device_node) {
+ status = AE_ALREADY_EXISTS;
+ goto unlock_and_exit;
+ }
+ notify = notify->next;
}
- notify_object->node = device_node;
- notify_object->next = gpe_event_info->dispatch.device.next;
- gpe_event_info->dispatch.device.next = notify_object;
+ /* Add this device to the notify list for this GPE */
+
+ new_notify->device_node = device_node;
+ new_notify->next = gpe_event_info->dispatch.notify_list;
+ gpe_event_info->dispatch.notify_list = new_notify;
+ new_notify = NULL;
}
- out:
+ /* Mark the GPE as a possible wake event */
+
gpe_event_info->flags |= ACPI_GPE_CAN_WAKE;
status = AE_OK;
- unlock_and_exit:
+unlock_and_exit:
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
+
+ /* Delete the notify object if it was not used above */
+
+ if (new_notify) {
+ ACPI_FREE(new_notify);
+ }
return_ACPI_STATUS(status);
}
ACPI_EXPORT_SYMBOL(acpi_setup_gpe_for_wake)
@@ -283,7 +315,7 @@ ACPI_EXPORT_SYMBOL(acpi_setup_gpe_for_wake)
*
* PARAMETERS: gpe_device - Parent GPE Device. NULL for GPE0/GPE1
* gpe_number - GPE level within the GPE block
- * Action - Enable or Disable
+ * action - Enable or Disable
*
* RETURN: Status
*
@@ -508,7 +540,7 @@ ACPI_EXPORT_SYMBOL(acpi_enable_all_runtime_gpes)
* FUNCTION: acpi_install_gpe_block
*
* PARAMETERS: gpe_device - Handle to the parent GPE Block Device
- * gpe_block_address - Address and space_iD
+ * gpe_block_address - Address and space_ID
* register_count - Number of GPE register pairs in the block
* interrupt_number - H/W interrupt for the block
*
@@ -653,7 +685,7 @@ ACPI_EXPORT_SYMBOL(acpi_remove_gpe_block)
*
* FUNCTION: acpi_get_gpe_device
*
- * PARAMETERS: Index - System GPE index (0-current_gpe_count)
+ * PARAMETERS: index - System GPE index (0-current_gpe_count)
* gpe_device - Where the parent GPE Device is returned
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/evxfregn.c b/drivers/acpi/acpica/evxfregn.c
index 6019208cd4b6..96b412d03950 100644
--- a/drivers/acpi/acpica/evxfregn.c
+++ b/drivers/acpi/acpica/evxfregn.c
@@ -55,11 +55,11 @@ ACPI_MODULE_NAME("evxfregn")
*
* FUNCTION: acpi_install_address_space_handler
*
- * PARAMETERS: Device - Handle for the device
+ * PARAMETERS: device - Handle for the device
* space_id - The address space ID
- * Handler - Address of the handler
- * Setup - Address of the setup function
- * Context - Value passed to the handler on each access
+ * handler - Address of the handler
+ * setup - Address of the setup function
+ * context - Value passed to the handler on each access
*
* RETURN: Status
*
@@ -112,16 +112,16 @@ acpi_install_address_space_handler(acpi_handle device,
}
/*
- * For the default space_iDs, (the IDs for which there are default region handlers
+ * For the default space_IDs, (the IDs for which there are default region handlers
* installed) Only execute the _REG methods if the global initialization _REG
* methods have already been run (via acpi_initialize_objects). In other words,
- * we will defer the execution of the _REG methods for these space_iDs until
+ * we will defer the execution of the _REG methods for these space_IDs until
* execution of acpi_initialize_objects. This is done because we need the handlers
* for the default spaces (mem/io/pci/table) to be installed before we can run
* any control methods (or _REG methods). There is known BIOS code that depends
* on this.
*
- * For all other space_iDs, we can safely execute the _REG methods immediately.
+ * For all other space_IDs, we can safely execute the _REG methods immediately.
* This means that for IDs like embedded_controller, this function should be called
* only after acpi_enable_subsystem has been called.
*/
@@ -157,9 +157,9 @@ ACPI_EXPORT_SYMBOL(acpi_install_address_space_handler)
*
* FUNCTION: acpi_remove_address_space_handler
*
- * PARAMETERS: Device - Handle for the device
+ * PARAMETERS: device - Handle for the device
* space_id - The address space ID
- * Handler - Address of the handler
+ * handler - Address of the handler
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/exconfig.c b/drivers/acpi/acpica/exconfig.c
index c86d44e41bc8..16219bde48da 100644
--- a/drivers/acpi/acpica/exconfig.c
+++ b/drivers/acpi/acpica/exconfig.c
@@ -66,7 +66,7 @@ acpi_ex_region_read(union acpi_operand_object *obj_desc,
*
* FUNCTION: acpi_ex_add_table
*
- * PARAMETERS: Table - Pointer to raw table
+ * PARAMETERS: table - Pointer to raw table
* parent_node - Where to load the table (scope)
* ddb_handle - Where to return the table handle.
*
@@ -276,8 +276,8 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ex_region_read
*
* PARAMETERS: obj_desc - Region descriptor
- * Length - Number of bytes to read
- * Buffer - Pointer to where to put the data
+ * length - Number of bytes to read
+ * buffer - Pointer to where to put the data
*
* RETURN: Status
*
@@ -318,7 +318,7 @@ acpi_ex_region_read(union acpi_operand_object *obj_desc, u32 length, u8 *buffer)
*
* PARAMETERS: obj_desc - Region or Buffer/Field where the table will be
* obtained
- * Target - Where a handle to the table will be stored
+ * target - Where a handle to the table will be stored
* walk_state - Current state
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/exconvrt.c b/drivers/acpi/acpica/exconvrt.c
index e385436bd424..bfb062e4c4b4 100644
--- a/drivers/acpi/acpica/exconvrt.c
+++ b/drivers/acpi/acpica/exconvrt.c
@@ -60,7 +60,7 @@ acpi_ex_convert_to_ascii(u64 integer, u16 base, u8 *string, u8 max_length);
* PARAMETERS: obj_desc - Object to be converted. Must be an
* Integer, Buffer, or String
* result_desc - Where the new Integer object is returned
- * Flags - Used for string conversion
+ * flags - Used for string conversion
*
* RETURN: Status
*
@@ -272,9 +272,9 @@ acpi_ex_convert_to_buffer(union acpi_operand_object *obj_desc,
*
* FUNCTION: acpi_ex_convert_to_ascii
*
- * PARAMETERS: Integer - Value to be converted
- * Base - ACPI_STRING_DECIMAL or ACPI_STRING_HEX
- * String - Where the string is returned
+ * PARAMETERS: integer - Value to be converted
+ * base - ACPI_STRING_DECIMAL or ACPI_STRING_HEX
+ * string - Where the string is returned
* data_width - Size of data item to be converted, in bytes
*
* RETURN: Actual string length
@@ -385,7 +385,7 @@ acpi_ex_convert_to_ascii(u64 integer, u16 base, u8 *string, u8 data_width)
* PARAMETERS: obj_desc - Object to be converted. Must be an
* Integer, Buffer, or String
* result_desc - Where the string object is returned
- * Type - String flags (base and conversion type)
+ * type - String flags (base and conversion type)
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/excreate.c b/drivers/acpi/acpica/excreate.c
index 3f5bc998c1cb..691d4763102c 100644
--- a/drivers/acpi/acpica/excreate.c
+++ b/drivers/acpi/acpica/excreate.c
@@ -369,7 +369,7 @@ acpi_ex_create_region(u8 * aml_start,
*
* DESCRIPTION: Create a new processor object and populate the fields
*
- * Processor (Name[0], cpu_iD[1], pblock_addr[2], pblock_length[3])
+ * Processor (Name[0], cpu_ID[1], pblock_addr[2], pblock_length[3])
*
******************************************************************************/
diff --git a/drivers/acpi/acpica/exdebug.c b/drivers/acpi/acpica/exdebug.c
index e211e9c19215..bc5b9a6a1316 100644
--- a/drivers/acpi/acpica/exdebug.c
+++ b/drivers/acpi/acpica/exdebug.c
@@ -54,8 +54,8 @@ ACPI_MODULE_NAME("exdebug")
* FUNCTION: acpi_ex_do_debug_object
*
* PARAMETERS: source_desc - Object to be output to "Debug Object"
- * Level - Indentation level (used for packages)
- * Index - Current package element, zero if not pkg
+ * level - Indentation level (used for packages)
+ * index - Current package element, zero if not pkg
*
* RETURN: None
*
diff --git a/drivers/acpi/acpica/exdump.c b/drivers/acpi/acpica/exdump.c
index 2a6ac0a3bc1e..213c081776fc 100644
--- a/drivers/acpi/acpica/exdump.c
+++ b/drivers/acpi/acpica/exdump.c
@@ -109,9 +109,9 @@ static struct acpi_exdump_info acpi_ex_dump_package[5] = {
static struct acpi_exdump_info acpi_ex_dump_device[4] = {
{ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_device), NULL},
{ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.handler), "Handler"},
- {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.system_notify),
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.notify_list[0]),
"System Notify"},
- {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.device_notify),
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.notify_list[1]),
"Device Notify"}
};
@@ -158,9 +158,9 @@ static struct acpi_exdump_info acpi_ex_dump_power[5] = {
"System Level"},
{ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.resource_order),
"Resource Order"},
- {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.system_notify),
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.notify_list[0]),
"System Notify"},
- {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.device_notify),
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.notify_list[1]),
"Device Notify"}
};
@@ -169,18 +169,18 @@ static struct acpi_exdump_info acpi_ex_dump_processor[7] = {
{ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"},
{ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.length), "Length"},
{ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(processor.address), "Address"},
- {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.system_notify),
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.notify_list[0]),
"System Notify"},
- {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.device_notify),
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.notify_list[1]),
"Device Notify"},
{ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.handler), "Handler"}
};
static struct acpi_exdump_info acpi_ex_dump_thermal[4] = {
{ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_thermal), NULL},
- {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.system_notify),
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.notify_list[0]),
"System Notify"},
- {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.device_notify),
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.notify_list[1]),
"Device Notify"},
{ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.handler), "Handler"}
};
@@ -241,10 +241,15 @@ static struct acpi_exdump_info acpi_ex_dump_address_handler[6] = {
{ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.context), "Context"}
};
-static struct acpi_exdump_info acpi_ex_dump_notify[3] = {
+static struct acpi_exdump_info acpi_ex_dump_notify[7] = {
{ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_notify), NULL},
{ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.node), "Node"},
- {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"}
+ {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(notify.handler_type), "Handler Type"},
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.handler), "Handler"},
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"},
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.next[0]),
+ "Next System Notify"},
+ {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.next[1]), "Next Device Notify"}
};
/* Miscellaneous tables */
@@ -318,7 +323,7 @@ static struct acpi_exdump_info *acpi_ex_dump_info[] = {
* FUNCTION: acpi_ex_dump_object
*
* PARAMETERS: obj_desc - Descriptor to dump
- * Info - Info table corresponding to this object
+ * info - Info table corresponding to this object
* type
*
* RETURN: None
@@ -444,7 +449,7 @@ acpi_ex_dump_object(union acpi_operand_object *obj_desc,
* FUNCTION: acpi_ex_dump_operand
*
* PARAMETERS: *obj_desc - Pointer to entry to be dumped
- * Depth - Current nesting depth
+ * depth - Current nesting depth
*
* RETURN: None
*
@@ -726,7 +731,7 @@ void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
*
* FUNCTION: acpi_ex_dump_operands
*
- * PARAMETERS: Operands - A list of Operand objects
+ * PARAMETERS: operands - A list of Operand objects
* opcode_name - AML opcode name
* num_operands - Operand count for this opcode
*
@@ -769,8 +774,8 @@ acpi_ex_dump_operands(union acpi_operand_object **operands,
*
* FUNCTION: acpi_ex_out* functions
*
- * PARAMETERS: Title - Descriptive text
- * Value - Value to be displayed
+ * PARAMETERS: title - Descriptive text
+ * value - Value to be displayed
*
* DESCRIPTION: Object dump output formatting functions. These functions
* reduce the number of format strings required and keeps them
@@ -792,8 +797,8 @@ static void acpi_ex_out_pointer(char *title, void *value)
*
* FUNCTION: acpi_ex_dump_namespace_node
*
- * PARAMETERS: Node - Descriptor to dump
- * Flags - Force display if TRUE
+ * PARAMETERS: node - Descriptor to dump
+ * flags - Force display if TRUE
*
* DESCRIPTION: Dumps the members of the given.Node
*
@@ -825,7 +830,7 @@ void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
*
* FUNCTION: acpi_ex_dump_reference_obj
*
- * PARAMETERS: Object - Descriptor to dump
+ * PARAMETERS: object - Descriptor to dump
*
* DESCRIPTION: Dumps a reference object
*
@@ -882,8 +887,8 @@ static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
* FUNCTION: acpi_ex_dump_package_obj
*
* PARAMETERS: obj_desc - Descriptor to dump
- * Level - Indentation Level
- * Index - Package index for this object
+ * level - Indentation Level
+ * index - Package index for this object
*
* DESCRIPTION: Dumps the elements of the package
*
@@ -926,9 +931,7 @@ acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
case ACPI_TYPE_STRING:
acpi_os_printf("[String] Value: ");
- for (i = 0; i < obj_desc->string.length; i++) {
- acpi_os_printf("%c", obj_desc->string.pointer[i]);
- }
+ acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
acpi_os_printf("\n");
break;
@@ -977,7 +980,7 @@ acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
* FUNCTION: acpi_ex_dump_object_descriptor
*
* PARAMETERS: obj_desc - Descriptor to dump
- * Flags - Force display if TRUE
+ * flags - Force display if TRUE
*
* DESCRIPTION: Dumps the members of the object descriptor given.
*
diff --git a/drivers/acpi/acpica/exfldio.c b/drivers/acpi/acpica/exfldio.c
index 149de45fdadd..a7784152ed30 100644
--- a/drivers/acpi/acpica/exfldio.c
+++ b/drivers/acpi/acpica/exfldio.c
@@ -222,9 +222,9 @@ acpi_ex_setup_region(union acpi_operand_object *obj_desc,
* PARAMETERS: obj_desc - Field to be read
* field_datum_byte_offset - Byte offset of this datum within the
* parent field
- * Value - Where to store value (must at least
+ * value - Where to store value (must at least
* 64 bits)
- * Function - Read or Write flag plus other region-
+ * function - Read or Write flag plus other region-
* dependent flags
*
* RETURN: Status
@@ -315,7 +315,7 @@ acpi_ex_access_region(union acpi_operand_object *obj_desc,
* FUNCTION: acpi_ex_register_overflow
*
* PARAMETERS: obj_desc - Register(Field) to be written
- * Value - Value to be stored
+ * value - Value to be stored
*
* RETURN: TRUE if value overflows the field, FALSE otherwise
*
@@ -365,7 +365,7 @@ acpi_ex_register_overflow(union acpi_operand_object *obj_desc, u64 value)
* PARAMETERS: obj_desc - Field to be read
* field_datum_byte_offset - Byte offset of this datum within the
* parent field
- * Value - Where to store value (must be 64 bits)
+ * value - Where to store value (must be 64 bits)
* read_write - Read or Write flag
*
* RETURN: Status
@@ -574,7 +574,7 @@ acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
* FUNCTION: acpi_ex_write_with_update_rule
*
* PARAMETERS: obj_desc - Field to be written
- * Mask - bitmask within field datum
+ * mask - bitmask within field datum
* field_value - Value to write
* field_datum_byte_offset - Offset of datum within field
*
@@ -678,7 +678,7 @@ acpi_ex_write_with_update_rule(union acpi_operand_object *obj_desc,
* FUNCTION: acpi_ex_extract_from_field
*
* PARAMETERS: obj_desc - Field to be read
- * Buffer - Where to store the field data
+ * buffer - Where to store the field data
* buffer_length - Length of Buffer
*
* RETURN: Status
@@ -823,7 +823,7 @@ acpi_ex_extract_from_field(union acpi_operand_object *obj_desc,
* FUNCTION: acpi_ex_insert_into_field
*
* PARAMETERS: obj_desc - Field to be written
- * Buffer - Data to be written
+ * buffer - Data to be written
* buffer_length - Length of Buffer
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/exmisc.c b/drivers/acpi/acpica/exmisc.c
index 0a0893310348..271c0c57ea10 100644
--- a/drivers/acpi/acpica/exmisc.c
+++ b/drivers/acpi/acpica/exmisc.c
@@ -144,8 +144,8 @@ acpi_ex_get_object_reference(union acpi_operand_object *obj_desc,
*
* FUNCTION: acpi_ex_concat_template
*
- * PARAMETERS: Operand0 - First source object
- * Operand1 - Second source object
+ * PARAMETERS: operand0 - First source object
+ * operand1 - Second source object
* actual_return_desc - Where to place the return object
* walk_state - Current walk state
*
@@ -229,8 +229,8 @@ acpi_ex_concat_template(union acpi_operand_object *operand0,
*
* FUNCTION: acpi_ex_do_concatenate
*
- * PARAMETERS: Operand0 - First source object
- * Operand1 - Second source object
+ * PARAMETERS: operand0 - First source object
+ * operand1 - Second source object
* actual_return_desc - Where to place the return object
* walk_state - Current walk state
*
@@ -397,9 +397,9 @@ acpi_ex_do_concatenate(union acpi_operand_object *operand0,
*
* FUNCTION: acpi_ex_do_math_op
*
- * PARAMETERS: Opcode - AML opcode
- * Integer0 - Integer operand #0
- * Integer1 - Integer operand #1
+ * PARAMETERS: opcode - AML opcode
+ * integer0 - Integer operand #0
+ * integer1 - Integer operand #1
*
* RETURN: Integer result of the operation
*
@@ -479,9 +479,9 @@ u64 acpi_ex_do_math_op(u16 opcode, u64 integer0, u64 integer1)
*
* FUNCTION: acpi_ex_do_logical_numeric_op
*
- * PARAMETERS: Opcode - AML opcode
- * Integer0 - Integer operand #0
- * Integer1 - Integer operand #1
+ * PARAMETERS: opcode - AML opcode
+ * integer0 - Integer operand #0
+ * integer1 - Integer operand #1
* logical_result - TRUE/FALSE result of the operation
*
* RETURN: Status
@@ -534,9 +534,9 @@ acpi_ex_do_logical_numeric_op(u16 opcode,
*
* FUNCTION: acpi_ex_do_logical_op
*
- * PARAMETERS: Opcode - AML opcode
- * Operand0 - operand #0
- * Operand1 - operand #1
+ * PARAMETERS: opcode - AML opcode
+ * operand0 - operand #0
+ * operand1 - operand #1
* logical_result - TRUE/FALSE result of the operation
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/exmutex.c b/drivers/acpi/acpica/exmutex.c
index 60933e9dc3c0..bcceda5be9e3 100644
--- a/drivers/acpi/acpica/exmutex.c
+++ b/drivers/acpi/acpica/exmutex.c
@@ -102,7 +102,7 @@ void acpi_ex_unlink_mutex(union acpi_operand_object *obj_desc)
* FUNCTION: acpi_ex_link_mutex
*
* PARAMETERS: obj_desc - The mutex to be linked
- * Thread - Current executing thread object
+ * thread - Current executing thread object
*
* RETURN: None
*
@@ -138,7 +138,7 @@ acpi_ex_link_mutex(union acpi_operand_object *obj_desc,
*
* FUNCTION: acpi_ex_acquire_mutex_object
*
- * PARAMETERS: Timeout - Timeout in milliseconds
+ * PARAMETERS: timeout - Timeout in milliseconds
* obj_desc - Mutex object
* thread_id - Current thread state
*
@@ -443,7 +443,7 @@ acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
*
* FUNCTION: acpi_ex_release_all_mutexes
*
- * PARAMETERS: Thread - Current executing thread object
+ * PARAMETERS: thread - Current executing thread object
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/exprep.c b/drivers/acpi/acpica/exprep.c
index 30157f5a12d7..81eca60d2748 100644
--- a/drivers/acpi/acpica/exprep.c
+++ b/drivers/acpi/acpica/exprep.c
@@ -391,12 +391,12 @@ acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc,
*
* FUNCTION: acpi_ex_prep_field_value
*
- * PARAMETERS: Info - Contains all field creation info
+ * PARAMETERS: info - Contains all field creation info
*
* RETURN: Status
*
- * DESCRIPTION: Construct a union acpi_operand_object of type def_field and
- * connect it to the parent Node.
+ * DESCRIPTION: Construct an object of type union acpi_operand_object with a
+ * subtype of def_field and connect it to the parent Node.
*
******************************************************************************/
diff --git a/drivers/acpi/acpica/exregion.c b/drivers/acpi/acpica/exregion.c
index 12d51df6d3bf..1f1ce0c3d2f8 100644
--- a/drivers/acpi/acpica/exregion.c
+++ b/drivers/acpi/acpica/exregion.c
@@ -53,10 +53,10 @@ ACPI_MODULE_NAME("exregion")
*
* FUNCTION: acpi_ex_system_memory_space_handler
*
- * PARAMETERS: Function - Read or Write operation
- * Address - Where in the space to read or write
+ * PARAMETERS: function - Read or Write operation
+ * address - Where in the space to read or write
* bit_width - Field width in bits (8, 16, or 32)
- * Value - Pointer to in or out value
+ * value - Pointer to in or out value
* handler_context - Pointer to Handler's context
* region_context - Pointer to context specific to the
* accessed region
@@ -270,10 +270,10 @@ acpi_ex_system_memory_space_handler(u32 function,
*
* FUNCTION: acpi_ex_system_io_space_handler
*
- * PARAMETERS: Function - Read or Write operation
- * Address - Where in the space to read or write
+ * PARAMETERS: function - Read or Write operation
+ * address - Where in the space to read or write
* bit_width - Field width in bits (8, 16, or 32)
- * Value - Pointer to in or out value
+ * value - Pointer to in or out value
* handler_context - Pointer to Handler's context
* region_context - Pointer to context specific to the
* accessed region
@@ -329,10 +329,10 @@ acpi_ex_system_io_space_handler(u32 function,
*
* FUNCTION: acpi_ex_pci_config_space_handler
*
- * PARAMETERS: Function - Read or Write operation
- * Address - Where in the space to read or write
+ * PARAMETERS: function - Read or Write operation
+ * address - Where in the space to read or write
* bit_width - Field width in bits (8, 16, or 32)
- * Value - Pointer to in or out value
+ * value - Pointer to in or out value
* handler_context - Pointer to Handler's context
* region_context - Pointer to context specific to the
* accessed region
@@ -365,7 +365,7 @@ acpi_ex_pci_config_space_handler(u32 function,
* pci_function is the PCI device function number
* pci_register is the Config space register range 0-255 bytes
*
- * Value - input value for write, output address for read
+ * value - input value for write, output address for read
*
*/
pci_id = (struct acpi_pci_id *)region_context;
@@ -402,10 +402,10 @@ acpi_ex_pci_config_space_handler(u32 function,
*
* FUNCTION: acpi_ex_cmos_space_handler
*
- * PARAMETERS: Function - Read or Write operation
- * Address - Where in the space to read or write
+ * PARAMETERS: function - Read or Write operation
+ * address - Where in the space to read or write
* bit_width - Field width in bits (8, 16, or 32)
- * Value - Pointer to in or out value
+ * value - Pointer to in or out value
* handler_context - Pointer to Handler's context
* region_context - Pointer to context specific to the
* accessed region
@@ -434,10 +434,10 @@ acpi_ex_cmos_space_handler(u32 function,
*
* FUNCTION: acpi_ex_pci_bar_space_handler
*
- * PARAMETERS: Function - Read or Write operation
- * Address - Where in the space to read or write
+ * PARAMETERS: function - Read or Write operation
+ * address - Where in the space to read or write
* bit_width - Field width in bits (8, 16, or 32)
- * Value - Pointer to in or out value
+ * value - Pointer to in or out value
* handler_context - Pointer to Handler's context
* region_context - Pointer to context specific to the
* accessed region
@@ -466,10 +466,10 @@ acpi_ex_pci_bar_space_handler(u32 function,
*
* FUNCTION: acpi_ex_data_table_space_handler
*
- * PARAMETERS: Function - Read or Write operation
- * Address - Where in the space to read or write
+ * PARAMETERS: function - Read or Write operation
+ * address - Where in the space to read or write
* bit_width - Field width in bits (8, 16, or 32)
- * Value - Pointer to in or out value
+ * value - Pointer to in or out value
* handler_context - Pointer to Handler's context
* region_context - Pointer to context specific to the
* accessed region
diff --git a/drivers/acpi/acpica/exresolv.c b/drivers/acpi/acpica/exresolv.c
index 6e335dc34528..bbf40ac27585 100644
--- a/drivers/acpi/acpica/exresolv.c
+++ b/drivers/acpi/acpica/exresolv.c
@@ -147,7 +147,7 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr,
stack_desc = *stack_ptr;
- /* This is a union acpi_operand_object */
+ /* This is an object of type union acpi_operand_object */
switch (stack_desc->common.type) {
case ACPI_TYPE_LOCAL_REFERENCE:
@@ -321,7 +321,7 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr,
* FUNCTION: acpi_ex_resolve_multiple
*
* PARAMETERS: walk_state - Current state (contains AML opcode)
- * Operand - Starting point for resolution
+ * operand - Starting point for resolution
* return_type - Where the object type is returned
* return_desc - Where the resolved object is returned
*
diff --git a/drivers/acpi/acpica/exresop.c b/drivers/acpi/acpica/exresop.c
index a67b1d925ddd..f232fbabdea8 100644
--- a/drivers/acpi/acpica/exresop.c
+++ b/drivers/acpi/acpica/exresop.c
@@ -113,7 +113,7 @@ acpi_ex_check_object_type(acpi_object_type type_needed,
*
* FUNCTION: acpi_ex_resolve_operands
*
- * PARAMETERS: Opcode - Opcode being interpreted
+ * PARAMETERS: opcode - Opcode being interpreted
* stack_ptr - Pointer to the operand stack to be
* resolved
* walk_state - Current state
@@ -307,7 +307,7 @@ acpi_ex_resolve_operands(u16 opcode,
case ARGI_DEVICE_REF:
case ARGI_TARGETREF: /* Allows implicit conversion rules before store */
case ARGI_FIXED_TARGET: /* No implicit conversion before store to target */
- case ARGI_SIMPLE_TARGET: /* Name, Local, or Arg - no implicit conversion */
+ case ARGI_SIMPLE_TARGET: /* Name, Local, or arg - no implicit conversion */
/*
* Need an operand of type ACPI_TYPE_LOCAL_REFERENCE
@@ -410,7 +410,7 @@ acpi_ex_resolve_operands(u16 opcode,
/*
* Need an operand of type ACPI_TYPE_INTEGER,
* But we can implicitly convert from a STRING or BUFFER
- * Aka - "Implicit Source Operand Conversion"
+ * aka - "Implicit Source Operand Conversion"
*/
status =
acpi_ex_convert_to_integer(obj_desc, stack_ptr, 16);
@@ -437,7 +437,7 @@ acpi_ex_resolve_operands(u16 opcode,
/*
* Need an operand of type ACPI_TYPE_BUFFER,
* But we can implicitly convert from a STRING or INTEGER
- * Aka - "Implicit Source Operand Conversion"
+ * aka - "Implicit Source Operand Conversion"
*/
status = acpi_ex_convert_to_buffer(obj_desc, stack_ptr);
if (ACPI_FAILURE(status)) {
@@ -463,7 +463,7 @@ acpi_ex_resolve_operands(u16 opcode,
/*
* Need an operand of type ACPI_TYPE_STRING,
* But we can implicitly convert from a BUFFER or INTEGER
- * Aka - "Implicit Source Operand Conversion"
+ * aka - "Implicit Source Operand Conversion"
*/
status = acpi_ex_convert_to_string(obj_desc, stack_ptr,
ACPI_IMPLICIT_CONVERT_HEX);
diff --git a/drivers/acpi/acpica/exstore.c b/drivers/acpi/acpica/exstore.c
index c6cf843cc4c9..5fffe7ab5ece 100644
--- a/drivers/acpi/acpica/exstore.c
+++ b/drivers/acpi/acpica/exstore.c
@@ -62,8 +62,8 @@ acpi_ex_store_object_to_index(union acpi_operand_object *val_desc,
* FUNCTION: acpi_ex_store
*
* PARAMETERS: *source_desc - Value to be stored
- * *dest_desc - Where to store it. Must be an NS node
- * or a union acpi_operand_object of type
+ * *dest_desc - Where to store it. Must be an NS node
+ * or union acpi_operand_object of type
* Reference;
* walk_state - Current walk state
*
@@ -361,7 +361,7 @@ acpi_ex_store_object_to_index(union acpi_operand_object *source_desc,
* FUNCTION: acpi_ex_store_object_to_node
*
* PARAMETERS: source_desc - Value to be stored
- * Node - Named object to receive the value
+ * node - Named object to receive the value
* walk_state - Current walk state
* implicit_conversion - Perform implicit conversion (yes/no)
*
diff --git a/drivers/acpi/acpica/exstorob.c b/drivers/acpi/acpica/exstorob.c
index 65a45d8335c8..53c248473547 100644
--- a/drivers/acpi/acpica/exstorob.c
+++ b/drivers/acpi/acpica/exstorob.c
@@ -110,7 +110,7 @@ acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc,
* NOTE: ACPI versions up to 3.0 specified that the buffer must be
* truncated if the string is smaller than the buffer. However, "other"
* implementations of ACPI never did this and thus became the defacto
- * standard. ACPI 3.0_a changes this behavior such that the buffer
+ * standard. ACPI 3.0A changes this behavior such that the buffer
* is no longer truncated.
*/
diff --git a/drivers/acpi/acpica/exsystem.c b/drivers/acpi/acpica/exsystem.c
index 191a12945226..b760641e2fc6 100644
--- a/drivers/acpi/acpica/exsystem.c
+++ b/drivers/acpi/acpica/exsystem.c
@@ -53,8 +53,8 @@ ACPI_MODULE_NAME("exsystem")
*
* FUNCTION: acpi_ex_system_wait_semaphore
*
- * PARAMETERS: Semaphore - Semaphore to wait on
- * Timeout - Max time to wait
+ * PARAMETERS: semaphore - Semaphore to wait on
+ * timeout - Max time to wait
*
* RETURN: Status
*
@@ -98,8 +98,8 @@ acpi_status acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout)
*
* FUNCTION: acpi_ex_system_wait_mutex
*
- * PARAMETERS: Mutex - Mutex to wait on
- * Timeout - Max time to wait
+ * PARAMETERS: mutex - Mutex to wait on
+ * timeout - Max time to wait
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/exutils.c b/drivers/acpi/acpica/exutils.c
index eb6798ba8b59..d1ab7917eed7 100644
--- a/drivers/acpi/acpica/exutils.c
+++ b/drivers/acpi/acpica/exutils.c
@@ -109,7 +109,7 @@ void acpi_ex_enter_interpreter(void)
*
* DESCRIPTION: Reacquire the interpreter execution region from within the
* interpreter code. Failure to enter the interpreter region is a
- * fatal system error. Used in conjunction with
+ * fatal system error. Used in conjunction with
* relinquish_interpreter
*
******************************************************************************/
@@ -317,8 +317,8 @@ void acpi_ex_release_global_lock(u32 field_flags)
*
* FUNCTION: acpi_ex_digits_needed
*
- * PARAMETERS: Value - Value to be represented
- * Base - Base of representation
+ * PARAMETERS: value - Value to be represented
+ * base - Base of representation
*
* RETURN: The number of digits.
*
@@ -408,7 +408,7 @@ void acpi_ex_eisa_id_to_string(char *out_string, u64 compressed_id)
* PARAMETERS: out_string - Where to put the converted string. At least
* 21 bytes are needed to hold the largest
* possible 64-bit integer.
- * Value - Value to be converted
+ * value - Value to be converted
*
* RETURN: None, string
*
@@ -443,7 +443,7 @@ void acpi_ex_integer_to_string(char *out_string, u64 value)
*
* RETURN: TRUE if valid/supported ID.
*
- * DESCRIPTION: Validate an operation region space_iD.
+ * DESCRIPTION: Validate an operation region space_ID.
*
******************************************************************************/
diff --git a/drivers/acpi/acpica/hwacpi.c b/drivers/acpi/acpica/hwacpi.c
index d0b9ed5df97e..a1e71d0ef57b 100644
--- a/drivers/acpi/acpica/hwacpi.c
+++ b/drivers/acpi/acpica/hwacpi.c
@@ -53,7 +53,7 @@ ACPI_MODULE_NAME("hwacpi")
*
* FUNCTION: acpi_hw_set_mode
*
- * PARAMETERS: Mode - SYS_MODE_ACPI or SYS_MODE_LEGACY
+ * PARAMETERS: mode - SYS_MODE_ACPI or SYS_MODE_LEGACY
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/hwesleep.c b/drivers/acpi/acpica/hwesleep.c
index 29e859293edd..48518dac5342 100644
--- a/drivers/acpi/acpica/hwesleep.c
+++ b/drivers/acpi/acpica/hwesleep.c
@@ -90,7 +90,7 @@ void acpi_hw_execute_sleep_method(char *method_pathname, u32 integer_argument)
* FUNCTION: acpi_hw_extended_sleep
*
* PARAMETERS: sleep_state - Which sleep state to enter
- * Flags - ACPI_EXECUTE_GTS to run optional method
+ * flags - ACPI_EXECUTE_GTS to run optional method
*
* RETURN: Status
*
@@ -117,7 +117,8 @@ acpi_status acpi_hw_extended_sleep(u8 sleep_state, u8 flags)
/* Clear wake status (WAK_STS) */
- status = acpi_write(ACPI_X_WAKE_STATUS, &acpi_gbl_FADT.sleep_status);
+ status =
+ acpi_write((u64)ACPI_X_WAKE_STATUS, &acpi_gbl_FADT.sleep_status);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@@ -147,7 +148,7 @@ acpi_status acpi_hw_extended_sleep(u8 sleep_state, u8 flags)
((acpi_gbl_sleep_type_a << ACPI_X_SLEEP_TYPE_POSITION) &
ACPI_X_SLEEP_TYPE_MASK);
- status = acpi_write((sleep_type_value | ACPI_X_SLEEP_ENABLE),
+ status = acpi_write((u64)(sleep_type_value | ACPI_X_SLEEP_ENABLE),
&acpi_gbl_FADT.sleep_control);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
@@ -171,7 +172,7 @@ acpi_status acpi_hw_extended_sleep(u8 sleep_state, u8 flags)
* FUNCTION: acpi_hw_extended_wake_prep
*
* PARAMETERS: sleep_state - Which sleep state we just exited
- * Flags - ACPI_EXECUTE_BFS to run optional method
+ * flags - ACPI_EXECUTE_BFS to run optional method
*
* RETURN: Status
*
@@ -195,7 +196,7 @@ acpi_status acpi_hw_extended_wake_prep(u8 sleep_state, u8 flags)
((acpi_gbl_sleep_type_a << ACPI_X_SLEEP_TYPE_POSITION) &
ACPI_X_SLEEP_TYPE_MASK);
- (void)acpi_write((sleep_type_value | ACPI_X_SLEEP_ENABLE),
+ (void)acpi_write((u64)(sleep_type_value | ACPI_X_SLEEP_ENABLE),
&acpi_gbl_FADT.sleep_control);
}
@@ -212,7 +213,7 @@ acpi_status acpi_hw_extended_wake_prep(u8 sleep_state, u8 flags)
* FUNCTION: acpi_hw_extended_wake
*
* PARAMETERS: sleep_state - Which sleep state we just exited
- * Flags - Reserved, set to zero
+ * flags - Reserved, set to zero
*
* RETURN: Status
*
@@ -239,7 +240,7 @@ acpi_status acpi_hw_extended_wake(u8 sleep_state, u8 flags)
* and use it to determine whether the system is rebooting or
* resuming. Clear WAK_STS for compatibility.
*/
- (void)acpi_write(ACPI_X_WAKE_STATUS, &acpi_gbl_FADT.sleep_status);
+ (void)acpi_write((u64)ACPI_X_WAKE_STATUS, &acpi_gbl_FADT.sleep_status);
acpi_gbl_system_awake_and_running = TRUE;
acpi_hw_execute_sleep_method(METHOD_PATHNAME__SST, ACPI_SST_WORKING);
diff --git a/drivers/acpi/acpica/hwregs.c b/drivers/acpi/acpica/hwregs.c
index 6b6c83b87b52..4af6d20ef077 100644
--- a/drivers/acpi/acpica/hwregs.c
+++ b/drivers/acpi/acpica/hwregs.c
@@ -69,9 +69,9 @@ acpi_hw_write_multiple(u32 value,
*
* FUNCTION: acpi_hw_validate_register
*
- * PARAMETERS: Reg - GAS register structure
+ * PARAMETERS: reg - GAS register structure
* max_bit_width - Max bit_width supported (32 or 64)
- * Address - Pointer to where the gas->address
+ * address - Pointer to where the gas->address
* is returned
*
* RETURN: Status
@@ -102,7 +102,7 @@ acpi_hw_validate_register(struct acpi_generic_address *reg,
return (AE_BAD_ADDRESS);
}
- /* Validate the space_iD */
+ /* Validate the space_ID */
if ((reg->space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY) &&
(reg->space_id != ACPI_ADR_SPACE_SYSTEM_IO)) {
@@ -137,8 +137,8 @@ acpi_hw_validate_register(struct acpi_generic_address *reg,
*
* FUNCTION: acpi_hw_read
*
- * PARAMETERS: Value - Where the value is returned
- * Reg - GAS register structure
+ * PARAMETERS: value - Where the value is returned
+ * reg - GAS register structure
*
* RETURN: Status
*
@@ -148,7 +148,7 @@ acpi_hw_validate_register(struct acpi_generic_address *reg,
*
* LIMITATIONS: <These limitations also apply to acpi_hw_write>
* bit_width must be exactly 8, 16, or 32.
- * space_iD must be system_memory or system_iO.
+ * space_ID must be system_memory or system_IO.
* bit_offset and access_width are currently ignored, as there has
* not been a need to implement these.
*
@@ -200,8 +200,8 @@ acpi_status acpi_hw_read(u32 *value, struct acpi_generic_address *reg)
*
* FUNCTION: acpi_hw_write
*
- * PARAMETERS: Value - Value to be written
- * Reg - GAS register structure
+ * PARAMETERS: value - Value to be written
+ * reg - GAS register structure
*
* RETURN: Status
*
@@ -439,7 +439,7 @@ acpi_hw_register_read(u32 register_id, u32 * return_value)
* FUNCTION: acpi_hw_register_write
*
* PARAMETERS: register_id - ACPI Register ID
- * Value - The value to write
+ * value - The value to write
*
* RETURN: Status
*
@@ -571,7 +571,7 @@ acpi_status acpi_hw_register_write(u32 register_id, u32 value)
*
* FUNCTION: acpi_hw_read_multiple
*
- * PARAMETERS: Value - Where the register value is returned
+ * PARAMETERS: value - Where the register value is returned
* register_a - First ACPI register (required)
* register_b - Second ACPI register (optional)
*
@@ -624,7 +624,7 @@ acpi_hw_read_multiple(u32 *value,
*
* FUNCTION: acpi_hw_write_multiple
*
- * PARAMETERS: Value - The value to write
+ * PARAMETERS: value - The value to write
* register_a - First ACPI register (required)
* register_b - Second ACPI register (optional)
*
diff --git a/drivers/acpi/acpica/hwsleep.c b/drivers/acpi/acpica/hwsleep.c
index 615996a36bed..9960fe9ef533 100644
--- a/drivers/acpi/acpica/hwsleep.c
+++ b/drivers/acpi/acpica/hwsleep.c
@@ -56,7 +56,7 @@ ACPI_MODULE_NAME("hwsleep")
* FUNCTION: acpi_hw_legacy_sleep
*
* PARAMETERS: sleep_state - Which sleep state to enter
- * Flags - ACPI_EXECUTE_GTS to run optional method
+ * flags - ACPI_EXECUTE_GTS to run optional method
*
* RETURN: Status
*
@@ -214,7 +214,7 @@ acpi_status acpi_hw_legacy_sleep(u8 sleep_state, u8 flags)
* FUNCTION: acpi_hw_legacy_wake_prep
*
* PARAMETERS: sleep_state - Which sleep state we just exited
- * Flags - ACPI_EXECUTE_BFS to run optional method
+ * flags - ACPI_EXECUTE_BFS to run optional method
*
* RETURN: Status
*
@@ -288,7 +288,7 @@ acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state, u8 flags)
* FUNCTION: acpi_hw_legacy_wake
*
* PARAMETERS: sleep_state - Which sleep state we just exited
- * Flags - Reserved, set to zero
+ * flags - Reserved, set to zero
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/hwtimer.c b/drivers/acpi/acpica/hwtimer.c
index f1b2c3b94cac..b6411f16832f 100644
--- a/drivers/acpi/acpica/hwtimer.c
+++ b/drivers/acpi/acpica/hwtimer.c
@@ -54,7 +54,7 @@ ACPI_MODULE_NAME("hwtimer")
*
* FUNCTION: acpi_get_timer_resolution
*
- * PARAMETERS: Resolution - Where the resolution is returned
+ * PARAMETERS: resolution - Where the resolution is returned
*
* RETURN: Status and timer resolution
*
@@ -84,7 +84,7 @@ ACPI_EXPORT_SYMBOL(acpi_get_timer_resolution)
*
* FUNCTION: acpi_get_timer
*
- * PARAMETERS: Ticks - Where the timer value is returned
+ * PARAMETERS: ticks - Where the timer value is returned
*
* RETURN: Status and current timer value (ticks)
*
diff --git a/drivers/acpi/acpica/hwvalid.c b/drivers/acpi/acpica/hwvalid.c
index 6e5c43a60bb7..c99d546b217f 100644
--- a/drivers/acpi/acpica/hwvalid.c
+++ b/drivers/acpi/acpica/hwvalid.c
@@ -58,7 +58,7 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 bit_width);
*
* The table is used to implement the Microsoft port access rules that
* first appeared in Windows XP. Some ports are always illegal, and some
- * ports are only illegal if the BIOS calls _OSI with a win_xP string or
+ * ports are only illegal if the BIOS calls _OSI with a win_XP string or
* later (meaning that the BIOS itelf is post-XP.)
*
* This provides ACPICA with the desired port protections and
@@ -66,7 +66,7 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 bit_width);
*
* Description of port entries:
* DMA: DMA controller
- * PIC0: Programmable Interrupt Controller (8259_a)
+ * PIC0: Programmable Interrupt Controller (8259A)
* PIT1: System Timer 1
* PIT2: System Timer 2 failsafe
* RTC: Real-time clock
diff --git a/drivers/acpi/acpica/hwxface.c b/drivers/acpi/acpica/hwxface.c
index a716fede4f25..7bfd649d1996 100644
--- a/drivers/acpi/acpica/hwxface.c
+++ b/drivers/acpi/acpica/hwxface.c
@@ -104,8 +104,8 @@ ACPI_EXPORT_SYMBOL(acpi_reset)
*
* FUNCTION: acpi_read
*
- * PARAMETERS: Value - Where the value is returned
- * Reg - GAS register structure
+ * PARAMETERS: value - Where the value is returned
+ * reg - GAS register structure
*
* RETURN: Status
*
@@ -113,7 +113,7 @@ ACPI_EXPORT_SYMBOL(acpi_reset)
*
* LIMITATIONS: <These limitations also apply to acpi_write>
* bit_width must be exactly 8, 16, 32, or 64.
- * space_iD must be system_memory or system_iO.
+ * space_ID must be system_memory or system_IO.
* bit_offset and access_width are currently ignored, as there has
* not been a need to implement these.
*
@@ -196,8 +196,8 @@ ACPI_EXPORT_SYMBOL(acpi_read)
*
* FUNCTION: acpi_write
*
- * PARAMETERS: Value - Value to be written
- * Reg - GAS register structure
+ * PARAMETERS: value - Value to be written
+ * reg - GAS register structure
*
* RETURN: Status
*
@@ -441,7 +441,7 @@ ACPI_EXPORT_SYMBOL(acpi_write_bit_register)
* *sleep_type_a - Where SLP_TYPa is returned
* *sleep_type_b - Where SLP_TYPb is returned
*
- * RETURN: Status - ACPI status
+ * RETURN: status - ACPI status
*
* DESCRIPTION: Obtain the SLP_TYPa and SLP_TYPb values for the requested sleep
* state.
diff --git a/drivers/acpi/acpica/hwxfsleep.c b/drivers/acpi/acpica/hwxfsleep.c
index 762d059bb508..f8684bfe7907 100644
--- a/drivers/acpi/acpica/hwxfsleep.c
+++ b/drivers/acpi/acpica/hwxfsleep.c
@@ -205,7 +205,7 @@ acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void)
ACPI_FLUSH_CPU_CACHE();
status = acpi_hw_write_port(acpi_gbl_FADT.smi_command,
- (u32)acpi_gbl_FADT.S4bios_request, 8);
+ (u32)acpi_gbl_FADT.s4_bios_request, 8);
do {
acpi_os_stall(1000);
@@ -349,7 +349,7 @@ ACPI_EXPORT_SYMBOL(acpi_enter_sleep_state_prep)
* FUNCTION: acpi_enter_sleep_state
*
* PARAMETERS: sleep_state - Which sleep state to enter
- * Flags - ACPI_EXECUTE_GTS to run optional method
+ * flags - ACPI_EXECUTE_GTS to run optional method
*
* RETURN: Status
*
@@ -382,7 +382,7 @@ ACPI_EXPORT_SYMBOL(acpi_enter_sleep_state)
* FUNCTION: acpi_leave_sleep_state_prep
*
* PARAMETERS: sleep_state - Which sleep state we are exiting
- * Flags - ACPI_EXECUTE_BFS to run optional method
+ * flags - ACPI_EXECUTE_BFS to run optional method
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/nsaccess.c b/drivers/acpi/acpica/nsaccess.c
index 61623f3f6826..23db53ce2293 100644
--- a/drivers/acpi/acpica/nsaccess.c
+++ b/drivers/acpi/acpica/nsaccess.c
@@ -157,7 +157,7 @@ acpi_status acpi_ns_root_initialize(void)
#if defined (ACPI_ASL_COMPILER)
- /* Save the parameter count for the i_aSL compiler */
+ /* Save the parameter count for the iASL compiler */
new_node->value = obj_desc->method.param_count;
#else
@@ -258,11 +258,11 @@ acpi_status acpi_ns_root_initialize(void)
* FUNCTION: acpi_ns_lookup
*
* PARAMETERS: scope_info - Current scope info block
- * Pathname - Search pathname, in internal format
+ * pathname - Search pathname, in internal format
* (as represented in the AML stream)
- * Type - Type associated with name
+ * type - Type associated with name
* interpreter_mode - IMODE_LOAD_PASS2 => add name if not found
- * Flags - Flags describing the search restrictions
+ * flags - Flags describing the search restrictions
* walk_state - Current state of the walk
* return_node - Where the Node is placed (if found
* or created successfully)
diff --git a/drivers/acpi/acpica/nsalloc.c b/drivers/acpi/acpica/nsalloc.c
index 7c3d3ceb98b3..ac389e5bb594 100644
--- a/drivers/acpi/acpica/nsalloc.c
+++ b/drivers/acpi/acpica/nsalloc.c
@@ -52,7 +52,7 @@ ACPI_MODULE_NAME("nsalloc")
*
* FUNCTION: acpi_ns_create_node
*
- * PARAMETERS: Name - Name of the new node (4 char ACPI name)
+ * PARAMETERS: name - Name of the new node (4 char ACPI name)
*
* RETURN: New namespace node (Null on failure)
*
@@ -92,7 +92,7 @@ struct acpi_namespace_node *acpi_ns_create_node(u32 name)
*
* FUNCTION: acpi_ns_delete_node
*
- * PARAMETERS: Node - Node to be deleted
+ * PARAMETERS: node - Node to be deleted
*
* RETURN: None
*
@@ -143,7 +143,7 @@ void acpi_ns_delete_node(struct acpi_namespace_node *node)
*
* FUNCTION: acpi_ns_remove_node
*
- * PARAMETERS: Node - Node to be removed/deleted
+ * PARAMETERS: node - Node to be removed/deleted
*
* RETURN: None
*
@@ -196,8 +196,8 @@ void acpi_ns_remove_node(struct acpi_namespace_node *node)
*
* PARAMETERS: walk_state - Current state of the walk
* parent_node - The parent of the new Node
- * Node - The new Node to install
- * Type - ACPI object type of the new Node
+ * node - The new Node to install
+ * type - ACPI object type of the new Node
*
* RETURN: None
*
diff --git a/drivers/acpi/acpica/nsdump.c b/drivers/acpi/acpica/nsdump.c
index 3f7f3f6e7dd5..7ee4e6aeb0a2 100644
--- a/drivers/acpi/acpica/nsdump.c
+++ b/drivers/acpi/acpica/nsdump.c
@@ -63,7 +63,7 @@ acpi_ns_dump_one_device(acpi_handle obj_handle,
* FUNCTION: acpi_ns_print_pathname
*
* PARAMETERS: num_segments - Number of ACPI name segments
- * Pathname - The compressed (internal) path
+ * pathname - The compressed (internal) path
*
* RETURN: None
*
@@ -107,10 +107,10 @@ void acpi_ns_print_pathname(u32 num_segments, char *pathname)
*
* FUNCTION: acpi_ns_dump_pathname
*
- * PARAMETERS: Handle - Object
- * Msg - Prefix message
- * Level - Desired debug level
- * Component - Caller's component ID
+ * PARAMETERS: handle - Object
+ * msg - Prefix message
+ * level - Desired debug level
+ * component - Caller's component ID
*
* RETURN: None
*
@@ -143,8 +143,8 @@ acpi_ns_dump_pathname(acpi_handle handle, char *msg, u32 level, u32 component)
* FUNCTION: acpi_ns_dump_one_object
*
* PARAMETERS: obj_handle - Node to be dumped
- * Level - Nesting level of the handle
- * Context - Passed into walk_namespace
+ * level - Nesting level of the handle
+ * context - Passed into walk_namespace
* return_value - Not used
*
* RETURN: Status
@@ -615,7 +615,7 @@ acpi_ns_dump_one_object(acpi_handle obj_handle,
*
* FUNCTION: acpi_ns_dump_objects
*
- * PARAMETERS: Type - Object type to be dumped
+ * PARAMETERS: type - Object type to be dumped
* display_type - 0 or ACPI_DISPLAY_SUMMARY
* max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX
* for an effectively unlimited depth.
@@ -671,7 +671,7 @@ acpi_ns_dump_objects(acpi_object_type type,
*
* FUNCTION: acpi_ns_dump_entry
*
- * PARAMETERS: Handle - Node to be dumped
+ * PARAMETERS: handle - Node to be dumped
* debug_level - Output level
*
* RETURN: None
diff --git a/drivers/acpi/acpica/nsdumpdv.c b/drivers/acpi/acpica/nsdumpdv.c
index 3b5acb0eb406..944d4c8d9438 100644
--- a/drivers/acpi/acpica/nsdumpdv.c
+++ b/drivers/acpi/acpica/nsdumpdv.c
@@ -55,9 +55,9 @@ ACPI_MODULE_NAME("nsdumpdv")
*
* FUNCTION: acpi_ns_dump_one_device
*
- * PARAMETERS: Handle - Node to be dumped
- * Level - Nesting level of the handle
- * Context - Passed into walk_namespace
+ * PARAMETERS: handle - Node to be dumped
+ * level - Nesting level of the handle
+ * context - Passed into walk_namespace
* return_value - Not used
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/nseval.c b/drivers/acpi/acpica/nseval.c
index f375cb82e321..69074be498e8 100644
--- a/drivers/acpi/acpica/nseval.c
+++ b/drivers/acpi/acpica/nseval.c
@@ -59,11 +59,11 @@ acpi_ns_exec_module_code(union acpi_operand_object *method_obj,
*
* FUNCTION: acpi_ns_evaluate
*
- * PARAMETERS: Info - Evaluation info block, contains:
+ * PARAMETERS: info - Evaluation info block, contains:
* prefix_node - Prefix or Method/Object Node to execute
- * Pathname - Name of method to execute, If NULL, the
+ * pathname - Name of method to execute, If NULL, the
* Node is the object to execute
- * Parameters - List of parameters to pass to the method,
+ * parameters - List of parameters to pass to the method,
* terminated by NULL. Params itself may be
* NULL if no parameters are being passed.
* return_object - Where to put method's return value (if
@@ -71,7 +71,7 @@ acpi_ns_exec_module_code(union acpi_operand_object *method_obj,
* parameter_type - Type of Parameter list
* return_object - Where to put method's return value (if
* any). If NULL, no value is returned.
- * Flags - ACPI_IGNORE_RETURN_VALUE to delete return
+ * flags - ACPI_IGNORE_RETURN_VALUE to delete return
*
* RETURN: Status
*
@@ -351,7 +351,7 @@ void acpi_ns_exec_module_code_list(void)
* FUNCTION: acpi_ns_exec_module_code
*
* PARAMETERS: method_obj - Object container for the module-level code
- * Info - Info block for method evaluation
+ * info - Info block for method evaluation
*
* RETURN: None. Exceptions during method execution are ignored, since
* we cannot abort a table load.
diff --git a/drivers/acpi/acpica/nsinit.c b/drivers/acpi/acpica/nsinit.c
index 9d84ec2f0211..95ffe8dfa1f1 100644
--- a/drivers/acpi/acpica/nsinit.c
+++ b/drivers/acpi/acpica/nsinit.c
@@ -224,8 +224,8 @@ acpi_status acpi_ns_initialize_devices(void)
* FUNCTION: acpi_ns_init_one_object
*
* PARAMETERS: obj_handle - Node
- * Level - Current nesting level
- * Context - Points to a init info struct
+ * level - Current nesting level
+ * context - Points to a init info struct
* return_value - Not used
*
* RETURN: Status
@@ -530,7 +530,7 @@ acpi_ns_init_one_device(acpi_handle obj_handle,
* we will not run _INI, but we continue to examine the children
* of this device.
*
- * From the ACPI spec, description of _STA: (Note - no mention
+ * From the ACPI spec, description of _STA: (note - no mention
* of whether to run _INI or not on the device in question)
*
* "_STA may return bit 0 clear (not present) with bit 3 set
diff --git a/drivers/acpi/acpica/nsload.c b/drivers/acpi/acpica/nsload.c
index 5cbf15ffe7d8..76935ff29289 100644
--- a/drivers/acpi/acpica/nsload.c
+++ b/drivers/acpi/acpica/nsload.c
@@ -63,7 +63,7 @@ static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle);
* FUNCTION: acpi_ns_load_table
*
* PARAMETERS: table_index - Index for table to be loaded
- * Node - Owning NS node
+ * node - Owning NS node
*
* RETURN: Status
*
@@ -278,7 +278,7 @@ static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle)
*
* FUNCTION: acpi_ns_unload_name_space
*
- * PARAMETERS: Handle - Root of namespace subtree to be deleted
+ * PARAMETERS: handle - Root of namespace subtree to be deleted
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/nsnames.c b/drivers/acpi/acpica/nsnames.c
index b20e7c8c3ffb..96e0eb609bb4 100644
--- a/drivers/acpi/acpica/nsnames.c
+++ b/drivers/acpi/acpica/nsnames.c
@@ -53,8 +53,8 @@ ACPI_MODULE_NAME("nsnames")
*
* FUNCTION: acpi_ns_build_external_path
*
- * PARAMETERS: Node - NS node whose pathname is needed
- * Size - Size of the pathname
+ * PARAMETERS: node - NS node whose pathname is needed
+ * size - Size of the pathname
* *name_buffer - Where to return the pathname
*
* RETURN: Status
@@ -120,7 +120,7 @@ acpi_ns_build_external_path(struct acpi_namespace_node *node,
*
* FUNCTION: acpi_ns_get_external_pathname
*
- * PARAMETERS: Node - Namespace node whose pathname is needed
+ * PARAMETERS: node - Namespace node whose pathname is needed
*
* RETURN: Pointer to storage containing the fully qualified name of
* the node, In external format (name segments separated by path
@@ -168,7 +168,7 @@ char *acpi_ns_get_external_pathname(struct acpi_namespace_node *node)
*
* FUNCTION: acpi_ns_get_pathname_length
*
- * PARAMETERS: Node - Namespace node
+ * PARAMETERS: node - Namespace node
*
* RETURN: Length of path, including prefix
*
@@ -214,7 +214,7 @@ acpi_size acpi_ns_get_pathname_length(struct acpi_namespace_node *node)
*
* PARAMETERS: target_handle - Handle of named object whose name is
* to be found
- * Buffer - Where the pathname is returned
+ * buffer - Where the pathname is returned
*
* RETURN: Status, Buffer is filled with pathname if status is AE_OK
*
diff --git a/drivers/acpi/acpica/nsobject.c b/drivers/acpi/acpica/nsobject.c
index dd77a3ce6e50..d6c9a3cc6716 100644
--- a/drivers/acpi/acpica/nsobject.c
+++ b/drivers/acpi/acpica/nsobject.c
@@ -53,9 +53,9 @@ ACPI_MODULE_NAME("nsobject")
*
* FUNCTION: acpi_ns_attach_object
*
- * PARAMETERS: Node - Parent Node
- * Object - Object to be attached
- * Type - Type of object, or ACPI_TYPE_ANY if not
+ * PARAMETERS: node - Parent Node
+ * object - Object to be attached
+ * type - Type of object, or ACPI_TYPE_ANY if not
* known
*
* RETURN: Status
@@ -191,7 +191,7 @@ acpi_ns_attach_object(struct acpi_namespace_node *node,
*
* FUNCTION: acpi_ns_detach_object
*
- * PARAMETERS: Node - A Namespace node whose object will be detached
+ * PARAMETERS: node - A Namespace node whose object will be detached
*
* RETURN: None.
*
@@ -250,7 +250,7 @@ void acpi_ns_detach_object(struct acpi_namespace_node *node)
*
* FUNCTION: acpi_ns_get_attached_object
*
- * PARAMETERS: Node - Namespace node
+ * PARAMETERS: node - Namespace node
*
* RETURN: Current value of the object field from the Node whose
* handle is passed
@@ -285,7 +285,7 @@ union acpi_operand_object *acpi_ns_get_attached_object(struct
*
* FUNCTION: acpi_ns_get_secondary_object
*
- * PARAMETERS: Node - Namespace node
+ * PARAMETERS: node - Namespace node
*
* RETURN: Current value of the object field from the Node whose
* handle is passed.
@@ -315,9 +315,9 @@ union acpi_operand_object *acpi_ns_get_secondary_object(union
*
* FUNCTION: acpi_ns_attach_data
*
- * PARAMETERS: Node - Namespace node
- * Handler - Handler to be associated with the data
- * Data - Data to be attached
+ * PARAMETERS: node - Namespace node
+ * handler - Handler to be associated with the data
+ * data - Data to be attached
*
* RETURN: Status
*
@@ -372,8 +372,8 @@ acpi_ns_attach_data(struct acpi_namespace_node *node,
*
* FUNCTION: acpi_ns_detach_data
*
- * PARAMETERS: Node - Namespace node
- * Handler - Handler associated with the data
+ * PARAMETERS: node - Namespace node
+ * handler - Handler associated with the data
*
* RETURN: Status
*
@@ -416,9 +416,9 @@ acpi_ns_detach_data(struct acpi_namespace_node * node,
*
* FUNCTION: acpi_ns_get_attached_data
*
- * PARAMETERS: Node - Namespace node
- * Handler - Handler associated with the data
- * Data - Where the data is returned
+ * PARAMETERS: node - Namespace node
+ * handler - Handler associated with the data
+ * data - Where the data is returned
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/nspredef.c b/drivers/acpi/acpica/nspredef.c
index fe6626035495..2419f417ea33 100644
--- a/drivers/acpi/acpica/nspredef.c
+++ b/drivers/acpi/acpica/nspredef.c
@@ -116,7 +116,7 @@ static const char *acpi_rtype_names[] = {
*
* FUNCTION: acpi_ns_check_predefined_names
*
- * PARAMETERS: Node - Namespace node for the method/object
+ * PARAMETERS: node - Namespace node for the method/object
* user_param_count - Number of parameters actually passed
* return_status - Status from the object evaluation
* return_object_ptr - Pointer to the object returned from the
@@ -275,10 +275,10 @@ cleanup:
*
* FUNCTION: acpi_ns_check_parameter_count
*
- * PARAMETERS: Pathname - Full pathname to the node (for error msgs)
- * Node - Namespace node for the method/object
+ * PARAMETERS: pathname - Full pathname to the node (for error msgs)
+ * node - Namespace node for the method/object
* user_param_count - Number of args passed in by the caller
- * Predefined - Pointer to entry in predefined name table
+ * predefined - Pointer to entry in predefined name table
*
* RETURN: None
*
@@ -364,7 +364,7 @@ acpi_ns_check_parameter_count(char *pathname,
*
* FUNCTION: acpi_ns_check_for_predefined_name
*
- * PARAMETERS: Node - Namespace node for the method/object
+ * PARAMETERS: node - Namespace node for the method/object
*
* RETURN: Pointer to entry in predefined table. NULL indicates not found.
*
@@ -410,7 +410,7 @@ const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
*
* FUNCTION: acpi_ns_check_package
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -685,11 +685,11 @@ package_too_small:
*
* FUNCTION: acpi_ns_check_package_list
*
- * PARAMETERS: Data - Pointer to validation data structure
- * Package - Pointer to package-specific info for method
- * Elements - Element list of parent package. All elements
+ * PARAMETERS: data - Pointer to validation data structure
+ * package - Pointer to package-specific info for method
+ * elements - Element list of parent package. All elements
* of this list should be of type Package.
- * Count - Count of subpackages
+ * count - Count of subpackages
*
* RETURN: Status
*
@@ -911,12 +911,12 @@ package_too_small:
*
* FUNCTION: acpi_ns_check_package_elements
*
- * PARAMETERS: Data - Pointer to validation data structure
- * Elements - Pointer to the package elements array
- * Type1 - Object type for first group
- * Count1 - Count for first group
- * Type2 - Object type for second group
- * Count2 - Count for second group
+ * PARAMETERS: data - Pointer to validation data structure
+ * elements - Pointer to the package elements array
+ * type1 - Object type for first group
+ * count1 - Count for first group
+ * type2 - Object type for second group
+ * count2 - Count for second group
* start_index - Start of the first group of elements
*
* RETURN: Status
@@ -968,7 +968,7 @@ acpi_ns_check_package_elements(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_check_object_type
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
* expected_btypes - Bitmap of expected return type(s)
@@ -1102,7 +1102,7 @@ acpi_ns_check_object_type(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_check_reference
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object - Object returned from the evaluation of a
* method or object
*
@@ -1140,7 +1140,7 @@ acpi_ns_check_reference(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_get_expected_types
*
- * PARAMETERS: Buffer - Pointer to where the string is returned
+ * PARAMETERS: buffer - Pointer to where the string is returned
* expected_btypes - Bitmap of expected return type(s)
*
* RETURN: Buffer is populated with type names.
diff --git a/drivers/acpi/acpica/nsrepair.c b/drivers/acpi/acpica/nsrepair.c
index 5519a64a353f..8c5f292860fc 100644
--- a/drivers/acpi/acpica/nsrepair.c
+++ b/drivers/acpi/acpica/nsrepair.c
@@ -94,7 +94,7 @@ acpi_ns_convert_to_buffer(union acpi_operand_object *original_object,
*
* FUNCTION: acpi_ns_repair_object
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* expected_btypes - Object types expected
* package_index - Index of object within parent package (if
* applicable - ACPI_NOT_PACKAGE_ELEMENT
@@ -470,7 +470,7 @@ acpi_ns_convert_to_buffer(union acpi_operand_object *original_object,
*
* FUNCTION: acpi_ns_repair_null_element
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* expected_btypes - Object types expected
* package_index - Index of object within parent package (if
* applicable - ACPI_NOT_PACKAGE_ELEMENT
@@ -509,17 +509,17 @@ acpi_ns_repair_null_element(struct acpi_predefined_data *data,
*/
if (expected_btypes & ACPI_RTYPE_INTEGER) {
- /* Need an Integer - create a zero-value integer */
+ /* Need an integer - create a zero-value integer */
new_object = acpi_ut_create_integer_object((u64)0);
} else if (expected_btypes & ACPI_RTYPE_STRING) {
- /* Need a String - create a NULL string */
+ /* Need a string - create a NULL string */
new_object = acpi_ut_create_string_object(0);
} else if (expected_btypes & ACPI_RTYPE_BUFFER) {
- /* Need a Buffer - create a zero-length buffer */
+ /* Need a buffer - create a zero-length buffer */
new_object = acpi_ut_create_buffer_object(0);
} else {
@@ -552,7 +552,7 @@ acpi_ns_repair_null_element(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_remove_null_elements
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* package_type - An acpi_return_package_types value
* obj_desc - A Package object
*
@@ -635,7 +635,7 @@ acpi_ns_remove_null_elements(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_wrap_with_package
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* original_object - Pointer to the object to repair.
* obj_desc_ptr - The new package object is returned here
*
diff --git a/drivers/acpi/acpica/nsrepair2.c b/drivers/acpi/acpica/nsrepair2.c
index 726bc8e687f7..90189251cdf0 100644
--- a/drivers/acpi/acpica/nsrepair2.c
+++ b/drivers/acpi/acpica/nsrepair2.c
@@ -149,8 +149,8 @@ static const struct acpi_repair_info acpi_ns_repairable_names[] = {
*
* FUNCTION: acpi_ns_complex_repairs
*
- * PARAMETERS: Data - Pointer to validation data structure
- * Node - Namespace node for the method/object
+ * PARAMETERS: data - Pointer to validation data structure
+ * node - Namespace node for the method/object
* validate_status - Original status of earlier validation
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
@@ -187,7 +187,7 @@ acpi_ns_complex_repairs(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_match_repairable_name
*
- * PARAMETERS: Node - Namespace node for the method/object
+ * PARAMETERS: node - Namespace node for the method/object
*
* RETURN: Pointer to entry in repair table. NULL indicates not found.
*
@@ -218,7 +218,7 @@ static const struct acpi_repair_info *acpi_ns_match_repairable_name(struct
*
* FUNCTION: acpi_ns_repair_ALR
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -247,7 +247,7 @@ acpi_ns_repair_ALR(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_FDE
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -335,7 +335,7 @@ acpi_ns_repair_FDE(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_CID
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -405,7 +405,7 @@ acpi_ns_repair_CID(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_HID
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -487,7 +487,7 @@ acpi_ns_repair_HID(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_TSS
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -531,7 +531,7 @@ acpi_ns_repair_TSS(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_repair_PSS
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object_ptr - Pointer to the object returned from the
* evaluation of a method or object
*
@@ -600,7 +600,7 @@ acpi_ns_repair_PSS(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_check_sorted_list
*
- * PARAMETERS: Data - Pointer to validation data structure
+ * PARAMETERS: data - Pointer to validation data structure
* return_object - Pointer to the top-level returned object
* expected_count - Minimum length of each sub-package
* sort_index - Sub-package entry to sort on
@@ -707,9 +707,9 @@ acpi_ns_check_sorted_list(struct acpi_predefined_data *data,
*
* FUNCTION: acpi_ns_sort_list
*
- * PARAMETERS: Elements - Package object element list
- * Count - Element count for above
- * Index - Sort by which package element
+ * PARAMETERS: elements - Package object element list
+ * count - Element count for above
+ * index - Sort by which package element
* sort_direction - Ascending or Descending sort
*
* RETURN: None
diff --git a/drivers/acpi/acpica/nssearch.c b/drivers/acpi/acpica/nssearch.c
index 507043d66114..456cc859f869 100644
--- a/drivers/acpi/acpica/nssearch.c
+++ b/drivers/acpi/acpica/nssearch.c
@@ -65,7 +65,7 @@ acpi_ns_search_parent_tree(u32 target_name,
*
* PARAMETERS: target_name - Ascii ACPI name to search for
* parent_node - Starting node where search will begin
- * Type - Object type to match
+ * type - Object type to match
* return_node - Where the matched Named obj is returned
*
* RETURN: Status
@@ -175,8 +175,8 @@ acpi_ns_search_one_scope(u32 target_name,
* FUNCTION: acpi_ns_search_parent_tree
*
* PARAMETERS: target_name - Ascii ACPI name to search for
- * Node - Starting node where search will begin
- * Type - Object type to match
+ * node - Starting node where search will begin
+ * type - Object type to match
* return_node - Where the matched Node is returned
*
* RETURN: Status
@@ -264,11 +264,11 @@ acpi_ns_search_parent_tree(u32 target_name,
*
* PARAMETERS: target_name - Ascii ACPI name to search for (4 chars)
* walk_state - Current state of the walk
- * Node - Starting node where search will begin
+ * node - Starting node where search will begin
* interpreter_mode - Add names only in ACPI_MODE_LOAD_PASS_x.
* Otherwise,search only.
- * Type - Object type to match
- * Flags - Flags describing the search restrictions
+ * type - Object type to match
+ * flags - Flags describing the search restrictions
* return_node - Where the Node is returned
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/nsutils.c b/drivers/acpi/acpica/nsutils.c
index 75113759f69d..ef753a41e087 100644
--- a/drivers/acpi/acpica/nsutils.c
+++ b/drivers/acpi/acpica/nsutils.c
@@ -62,8 +62,8 @@ acpi_name acpi_ns_find_parent_name(struct acpi_namespace_node *node_to_search);
*
* FUNCTION: acpi_ns_print_node_pathname
*
- * PARAMETERS: Node - Object
- * Message - Prefix message
+ * PARAMETERS: node - Object
+ * message - Prefix message
*
* DESCRIPTION: Print an object's full namespace pathname
* Manages allocation/freeing of a pathname buffer
@@ -101,7 +101,7 @@ acpi_ns_print_node_pathname(struct acpi_namespace_node *node,
*
* FUNCTION: acpi_ns_valid_root_prefix
*
- * PARAMETERS: Prefix - Character to be checked
+ * PARAMETERS: prefix - Character to be checked
*
* RETURN: TRUE if a valid prefix
*
@@ -119,7 +119,7 @@ u8 acpi_ns_valid_root_prefix(char prefix)
*
* FUNCTION: acpi_ns_valid_path_separator
*
- * PARAMETERS: Sep - Character to be checked
+ * PARAMETERS: sep - Character to be checked
*
* RETURN: TRUE if a valid path separator
*
@@ -137,7 +137,7 @@ static u8 acpi_ns_valid_path_separator(char sep)
*
* FUNCTION: acpi_ns_get_type
*
- * PARAMETERS: Node - Parent Node to be examined
+ * PARAMETERS: node - Parent Node to be examined
*
* RETURN: Type field from Node whose handle is passed
*
@@ -161,7 +161,7 @@ acpi_object_type acpi_ns_get_type(struct acpi_namespace_node * node)
*
* FUNCTION: acpi_ns_local
*
- * PARAMETERS: Type - A namespace object type
+ * PARAMETERS: type - A namespace object type
*
* RETURN: LOCAL if names must be found locally in objects of the
* passed type, 0 if enclosing scopes should be searched
@@ -189,7 +189,7 @@ u32 acpi_ns_local(acpi_object_type type)
*
* FUNCTION: acpi_ns_get_internal_name_length
*
- * PARAMETERS: Info - Info struct initialized with the
+ * PARAMETERS: info - Info struct initialized with the
* external name pointer.
*
* RETURN: None
@@ -260,7 +260,7 @@ void acpi_ns_get_internal_name_length(struct acpi_namestring_info *info)
*
* FUNCTION: acpi_ns_build_internal_name
*
- * PARAMETERS: Info - Info struct fully initialized
+ * PARAMETERS: info - Info struct fully initialized
*
* RETURN: Status
*
@@ -371,7 +371,7 @@ acpi_status acpi_ns_build_internal_name(struct acpi_namestring_info *info)
* FUNCTION: acpi_ns_internalize_name
*
* PARAMETERS: *external_name - External representation of name
- * **Converted Name - Where to return the resulting
+ * **Converted name - Where to return the resulting
* internal represention of the name
*
* RETURN: Status
@@ -575,7 +575,7 @@ acpi_ns_externalize_name(u32 internal_name_length,
*
* FUNCTION: acpi_ns_validate_handle
*
- * PARAMETERS: Handle - Handle to be validated and typecast to a
+ * PARAMETERS: handle - Handle to be validated and typecast to a
* namespace node.
*
* RETURN: A pointer to a namespace node
@@ -651,7 +651,7 @@ void acpi_ns_terminate(void)
*
* FUNCTION: acpi_ns_opens_scope
*
- * PARAMETERS: Type - A valid namespace type
+ * PARAMETERS: type - A valid namespace type
*
* RETURN: NEWSCOPE if the passed type "opens a name scope" according
* to the ACPI specification, else 0
@@ -677,14 +677,14 @@ u32 acpi_ns_opens_scope(acpi_object_type type)
*
* FUNCTION: acpi_ns_get_node
*
- * PARAMETERS: *Pathname - Name to be found, in external (ASL) format. The
+ * PARAMETERS: *pathname - Name to be found, in external (ASL) format. The
* \ (backslash) and ^ (carat) prefixes, and the
* . (period) to separate segments are supported.
* prefix_node - Root of subtree to be searched, or NS_ALL for the
* root of the name space. If Name is fully
* qualified (first s8 is '\'), the passed value
* of Scope will not be accessed.
- * Flags - Used to indicate whether to perform upsearch or
+ * flags - Used to indicate whether to perform upsearch or
* not.
* return_node - Where the Node is returned
*
diff --git a/drivers/acpi/acpica/nswalk.c b/drivers/acpi/acpica/nswalk.c
index f69895a54895..730bccc5e7f7 100644
--- a/drivers/acpi/acpica/nswalk.c
+++ b/drivers/acpi/acpica/nswalk.c
@@ -88,7 +88,7 @@ struct acpi_namespace_node *acpi_ns_get_next_node(struct acpi_namespace_node
*
* FUNCTION: acpi_ns_get_next_node_typed
*
- * PARAMETERS: Type - Type of node to be searched for
+ * PARAMETERS: type - Type of node to be searched for
* parent_node - Parent node whose children we are
* getting
* child_node - Previous child that was found.
@@ -151,16 +151,16 @@ struct acpi_namespace_node *acpi_ns_get_next_node_typed(acpi_object_type type,
*
* FUNCTION: acpi_ns_walk_namespace
*
- * PARAMETERS: Type - acpi_object_type to search for
+ * PARAMETERS: type - acpi_object_type to search for
* start_node - Handle in namespace where search begins
* max_depth - Depth to which search is to reach
- * Flags - Whether to unlock the NS before invoking
+ * flags - Whether to unlock the NS before invoking
* the callback routine
* pre_order_visit - Called during tree pre-order visit
* when an object of "Type" is found
* post_order_visit - Called during tree post-order visit
* when an object of "Type" is found
- * Context - Passed to user function(s) above
+ * context - Passed to user function(s) above
* return_value - from the user_function if terminated
* early. Otherwise, returns NULL.
* RETURNS: Status
diff --git a/drivers/acpi/acpica/nsxfeval.c b/drivers/acpi/acpica/nsxfeval.c
index 71d15f61807b..9692e6702333 100644
--- a/drivers/acpi/acpica/nsxfeval.c
+++ b/drivers/acpi/acpica/nsxfeval.c
@@ -58,8 +58,8 @@ static void acpi_ns_resolve_references(struct acpi_evaluate_info *info);
*
* FUNCTION: acpi_evaluate_object_typed
*
- * PARAMETERS: Handle - Object handle (optional)
- * Pathname - Object pathname (optional)
+ * PARAMETERS: handle - Object handle (optional)
+ * pathname - Object pathname (optional)
* external_params - List of parameters to pass to method,
* terminated by NULL. May be NULL
* if no parameters are being passed.
@@ -152,8 +152,8 @@ ACPI_EXPORT_SYMBOL(acpi_evaluate_object_typed)
*
* FUNCTION: acpi_evaluate_object
*
- * PARAMETERS: Handle - Object handle (optional)
- * Pathname - Object pathname (optional)
+ * PARAMETERS: handle - Object handle (optional)
+ * pathname - Object pathname (optional)
* external_params - List of parameters to pass to method,
* terminated by NULL. May be NULL
* if no parameters are being passed.
@@ -364,7 +364,7 @@ ACPI_EXPORT_SYMBOL(acpi_evaluate_object)
*
* FUNCTION: acpi_ns_resolve_references
*
- * PARAMETERS: Info - Evaluation info block
+ * PARAMETERS: info - Evaluation info block
*
* RETURN: Info->return_object is replaced with the dereferenced object
*
@@ -431,14 +431,14 @@ static void acpi_ns_resolve_references(struct acpi_evaluate_info *info)
*
* FUNCTION: acpi_walk_namespace
*
- * PARAMETERS: Type - acpi_object_type to search for
+ * PARAMETERS: type - acpi_object_type to search for
* start_object - Handle in namespace where search begins
* max_depth - Depth to which search is to reach
* pre_order_visit - Called during tree pre-order visit
* when an object of "Type" is found
* post_order_visit - Called during tree post-order visit
* when an object of "Type" is found
- * Context - Passed to user function(s) above
+ * context - Passed to user function(s) above
* return_value - Location where return value of
* user_function is put if terminated early
*
@@ -646,7 +646,7 @@ acpi_ns_get_device_callback(acpi_handle obj_handle,
*
* PARAMETERS: HID - HID to search for. Can be NULL.
* user_function - Called when a matching object is found
- * Context - Passed to user function
+ * context - Passed to user function
* return_value - Location where return value of
* user_function is put if terminated early
*
@@ -716,8 +716,8 @@ ACPI_EXPORT_SYMBOL(acpi_get_devices)
* FUNCTION: acpi_attach_data
*
* PARAMETERS: obj_handle - Namespace node
- * Handler - Handler for this attachment
- * Data - Pointer to data to be attached
+ * handler - Handler for this attachment
+ * data - Pointer to data to be attached
*
* RETURN: Status
*
@@ -764,7 +764,7 @@ ACPI_EXPORT_SYMBOL(acpi_attach_data)
* FUNCTION: acpi_detach_data
*
* PARAMETERS: obj_handle - Namespace node handle
- * Handler - Handler used in call to acpi_attach_data
+ * handler - Handler used in call to acpi_attach_data
*
* RETURN: Status
*
@@ -810,8 +810,8 @@ ACPI_EXPORT_SYMBOL(acpi_detach_data)
* FUNCTION: acpi_get_data
*
* PARAMETERS: obj_handle - Namespace node
- * Handler - Handler used in call to attach_data
- * Data - Where the data is returned
+ * handler - Handler used in call to attach_data
+ * data - Where the data is returned
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/nsxfname.c b/drivers/acpi/acpica/nsxfname.c
index af401c9c4dfc..08e9610b34ca 100644
--- a/drivers/acpi/acpica/nsxfname.c
+++ b/drivers/acpi/acpica/nsxfname.c
@@ -61,8 +61,8 @@ static char *acpi_ns_copy_device_id(struct acpica_device_id *dest,
*
* FUNCTION: acpi_get_handle
*
- * PARAMETERS: Parent - Object to search under (search scope).
- * Pathname - Pointer to an asciiz string containing the
+ * PARAMETERS: parent - Object to search under (search scope).
+ * pathname - Pointer to an asciiz string containing the
* name
* ret_handle - Where the return handle is returned
*
@@ -142,9 +142,9 @@ ACPI_EXPORT_SYMBOL(acpi_get_handle)
*
* FUNCTION: acpi_get_name
*
- * PARAMETERS: Handle - Handle to be converted to a pathname
+ * PARAMETERS: handle - Handle to be converted to a pathname
* name_type - Full pathname or single segment
- * Buffer - Buffer for returned path
+ * buffer - Buffer for returned path
*
* RETURN: Pointer to a string containing the fully qualified Name.
*
@@ -219,8 +219,8 @@ ACPI_EXPORT_SYMBOL(acpi_get_name)
*
* FUNCTION: acpi_ns_copy_device_id
*
- * PARAMETERS: Dest - Pointer to the destination DEVICE_ID
- * Source - Pointer to the source DEVICE_ID
+ * PARAMETERS: dest - Pointer to the destination DEVICE_ID
+ * source - Pointer to the source DEVICE_ID
* string_area - Pointer to where to copy the dest string
*
* RETURN: Pointer to the next string area
@@ -247,7 +247,7 @@ static char *acpi_ns_copy_device_id(struct acpica_device_id *dest,
*
* FUNCTION: acpi_get_object_info
*
- * PARAMETERS: Handle - Object Handle
+ * PARAMETERS: handle - Object Handle
* return_buffer - Where the info is returned
*
* RETURN: Status
@@ -493,7 +493,7 @@ ACPI_EXPORT_SYMBOL(acpi_get_object_info)
*
* FUNCTION: acpi_install_method
*
- * PARAMETERS: Buffer - An ACPI table containing one control method
+ * PARAMETERS: buffer - An ACPI table containing one control method
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/nsxfobj.c b/drivers/acpi/acpica/nsxfobj.c
index 880a605cee20..6766fc4f088f 100644
--- a/drivers/acpi/acpica/nsxfobj.c
+++ b/drivers/acpi/acpica/nsxfobj.c
@@ -98,7 +98,7 @@ ACPI_EXPORT_SYMBOL(acpi_get_id)
*
* FUNCTION: acpi_get_type
*
- * PARAMETERS: Handle - Handle of object whose type is desired
+ * PARAMETERS: handle - Handle of object whose type is desired
* ret_type - Where the type will be placed
*
* RETURN: Status
@@ -151,7 +151,7 @@ ACPI_EXPORT_SYMBOL(acpi_get_type)
*
* FUNCTION: acpi_get_parent
*
- * PARAMETERS: Handle - Handle of object whose parent is desired
+ * PARAMETERS: handle - Handle of object whose parent is desired
* ret_handle - Where the parent handle will be placed
*
* RETURN: Status
@@ -212,8 +212,8 @@ ACPI_EXPORT_SYMBOL(acpi_get_parent)
*
* FUNCTION: acpi_get_next_object
*
- * PARAMETERS: Type - Type of object to be searched for
- * Parent - Parent object whose children we are getting
+ * PARAMETERS: type - Type of object to be searched for
+ * parent - Parent object whose children we are getting
* last_child - Previous child that was found.
* The NEXT child will be returned
* ret_handle - Where handle to the next object is placed
diff --git a/drivers/acpi/acpica/psargs.c b/drivers/acpi/acpica/psargs.c
index 5ac36aba507c..844464c4f901 100644
--- a/drivers/acpi/acpica/psargs.c
+++ b/drivers/acpi/acpica/psargs.c
@@ -210,7 +210,7 @@ char *acpi_ps_get_next_namestring(struct acpi_parse_state *parser_state)
* FUNCTION: acpi_ps_get_next_namepath
*
* PARAMETERS: parser_state - Current parser state object
- * Arg - Where the namepath will be stored
+ * arg - Where the namepath will be stored
* arg_count - If the namepath points to a control method
* the method's argument is returned here.
* possible_method_call - Whether the namepath can possibly be the
@@ -379,7 +379,7 @@ acpi_ps_get_next_namepath(struct acpi_walk_state *walk_state,
*
* PARAMETERS: parser_state - Current parser state object
* arg_type - The argument type (AML_*_ARG)
- * Arg - Where the argument is returned
+ * arg - Where the argument is returned
*
* RETURN: None
*
@@ -618,6 +618,7 @@ static union acpi_parse_object *acpi_ps_get_next_field(struct acpi_parse_state
arg = acpi_ps_alloc_op(AML_INT_BYTELIST_OP);
if (!arg) {
+ acpi_ps_free_op(field);
return_PTR(NULL);
}
@@ -662,6 +663,7 @@ static union acpi_parse_object *acpi_ps_get_next_field(struct acpi_parse_state
} else {
arg = acpi_ps_alloc_op(AML_INT_NAMEPATH_OP);
if (!arg) {
+ acpi_ps_free_op(field);
return_PTR(NULL);
}
diff --git a/drivers/acpi/acpica/psloop.c b/drivers/acpi/acpica/psloop.c
index 9547ad8a620b..799162c1b6df 100644
--- a/drivers/acpi/acpica/psloop.c
+++ b/drivers/acpi/acpica/psloop.c
@@ -167,7 +167,7 @@ static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state)
* PARAMETERS: walk_state - Current state
* aml_op_start - Begin of named Op in AML
* unnamed_op - Early Op (not a named Op)
- * Op - Returned Op
+ * op - Returned Op
*
* RETURN: Status
*
@@ -323,7 +323,7 @@ acpi_ps_create_op(struct acpi_walk_state *walk_state,
if (walk_state->op_info->flags & AML_CREATE) {
/*
- * Backup to beginning of create_xXXfield declaration
+ * Backup to beginning of create_XXXfield declaration
* body_length is unknown until we parse the body
*/
op->named.data = aml_op_start;
@@ -380,7 +380,7 @@ acpi_ps_create_op(struct acpi_walk_state *walk_state,
*
* PARAMETERS: walk_state - Current state
* aml_op_start - Op start in AML
- * Op - Current Op
+ * op - Current Op
*
* RETURN: Status
*
@@ -679,8 +679,8 @@ acpi_ps_link_module_code(union acpi_parse_object *parent_op,
* FUNCTION: acpi_ps_complete_op
*
* PARAMETERS: walk_state - Current state
- * Op - Returned Op
- * Status - Parse status before complete Op
+ * op - Returned Op
+ * status - Parse status before complete Op
*
* RETURN: Status
*
@@ -853,8 +853,8 @@ acpi_ps_complete_op(struct acpi_walk_state *walk_state,
* FUNCTION: acpi_ps_complete_final_op
*
* PARAMETERS: walk_state - Current state
- * Op - Current Op
- * Status - Current parse status before complete last
+ * op - Current Op
+ * status - Current parse status before complete last
* Op
*
* RETURN: Status
@@ -1165,7 +1165,7 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state)
if (walk_state->op_info->flags & AML_CREATE) {
/*
- * Backup to beginning of create_xXXfield declaration (1 for
+ * Backup to beginning of create_XXXfield declaration (1 for
* Opcode)
*
* body_length is unknown until we parse the body
diff --git a/drivers/acpi/acpica/psopcode.c b/drivers/acpi/acpica/psopcode.c
index a0226fdcf75c..ed1d457bd5ca 100644
--- a/drivers/acpi/acpica/psopcode.c
+++ b/drivers/acpi/acpica/psopcode.c
@@ -724,7 +724,7 @@ static const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = {
*
* FUNCTION: acpi_ps_get_opcode_info
*
- * PARAMETERS: Opcode - The AML opcode
+ * PARAMETERS: opcode - The AML opcode
*
* RETURN: A pointer to the info about the opcode.
*
@@ -769,7 +769,7 @@ const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
*
* FUNCTION: acpi_ps_get_opcode_name
*
- * PARAMETERS: Opcode - The AML opcode
+ * PARAMETERS: opcode - The AML opcode
*
* RETURN: A pointer to the name of the opcode (ASCII String)
* Note: Never returns NULL.
diff --git a/drivers/acpi/acpica/psparse.c b/drivers/acpi/acpica/psparse.c
index 2ff9c35a1968..01985703bb98 100644
--- a/drivers/acpi/acpica/psparse.c
+++ b/drivers/acpi/acpica/psparse.c
@@ -64,7 +64,7 @@ ACPI_MODULE_NAME("psparse")
*
* FUNCTION: acpi_ps_get_opcode_size
*
- * PARAMETERS: Opcode - An AML opcode
+ * PARAMETERS: opcode - An AML opcode
*
* RETURN: Size of the opcode, in bytes (1 or 2)
*
@@ -121,7 +121,7 @@ u16 acpi_ps_peek_opcode(struct acpi_parse_state * parser_state)
* FUNCTION: acpi_ps_complete_this_op
*
* PARAMETERS: walk_state - Current State
- * Op - Op to complete
+ * op - Op to complete
*
* RETURN: Status
*
@@ -311,7 +311,7 @@ acpi_ps_complete_this_op(struct acpi_walk_state * walk_state,
* FUNCTION: acpi_ps_next_parse_state
*
* PARAMETERS: walk_state - Current state
- * Op - Current parse op
+ * op - Current parse op
* callback_status - Status from previous operation
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/psscope.c b/drivers/acpi/acpica/psscope.c
index c872aa4b926e..608dc20dc173 100644
--- a/drivers/acpi/acpica/psscope.c
+++ b/drivers/acpi/acpica/psscope.c
@@ -93,7 +93,7 @@ u8 acpi_ps_has_completed_scope(struct acpi_parse_state * parser_state)
* FUNCTION: acpi_ps_init_scope
*
* PARAMETERS: parser_state - Current parser state object
- * Root - the Root Node of this new scope
+ * root - the Root Node of this new scope
*
* RETURN: Status
*
@@ -131,7 +131,7 @@ acpi_ps_init_scope(struct acpi_parse_state * parser_state,
* FUNCTION: acpi_ps_push_scope
*
* PARAMETERS: parser_state - Current parser state object
- * Op - Current op to be pushed
+ * op - Current op to be pushed
* remaining_args - List of args remaining
* arg_count - Fixed or variable number of args
*
@@ -184,7 +184,7 @@ acpi_ps_push_scope(struct acpi_parse_state *parser_state,
* FUNCTION: acpi_ps_pop_scope
*
* PARAMETERS: parser_state - Current parser state object
- * Op - Where the popped op is returned
+ * op - Where the popped op is returned
* arg_list - Where the popped "next argument" is
* returned
* arg_count - Count of objects in arg_list
diff --git a/drivers/acpi/acpica/pstree.c b/drivers/acpi/acpica/pstree.c
index 2b03cdbbe1c0..fdb2e71f3046 100644
--- a/drivers/acpi/acpica/pstree.c
+++ b/drivers/acpi/acpica/pstree.c
@@ -58,8 +58,8 @@ union acpi_parse_object *acpi_ps_get_child(union acpi_parse_object *op);
*
* FUNCTION: acpi_ps_get_arg
*
- * PARAMETERS: Op - Get an argument for this op
- * Argn - Nth argument to get
+ * PARAMETERS: op - Get an argument for this op
+ * argn - Nth argument to get
*
* RETURN: The argument (as an Op object). NULL if argument does not exist
*
@@ -114,8 +114,8 @@ union acpi_parse_object *acpi_ps_get_arg(union acpi_parse_object *op, u32 argn)
*
* FUNCTION: acpi_ps_append_arg
*
- * PARAMETERS: Op - Append an argument to this Op.
- * Arg - Argument Op to append
+ * PARAMETERS: op - Append an argument to this Op.
+ * arg - Argument Op to append
*
* RETURN: None.
*
@@ -188,8 +188,8 @@ acpi_ps_append_arg(union acpi_parse_object *op, union acpi_parse_object *arg)
*
* FUNCTION: acpi_ps_get_depth_next
*
- * PARAMETERS: Origin - Root of subtree to search
- * Op - Last (previous) Op that was found
+ * PARAMETERS: origin - Root of subtree to search
+ * op - Last (previous) Op that was found
*
* RETURN: Next Op found in the search.
*
@@ -261,7 +261,7 @@ union acpi_parse_object *acpi_ps_get_depth_next(union acpi_parse_object *origin,
*
* FUNCTION: acpi_ps_get_child
*
- * PARAMETERS: Op - Get the child of this Op
+ * PARAMETERS: op - Get the child of this Op
*
* RETURN: Child Op, Null if none is found.
*
diff --git a/drivers/acpi/acpica/psutils.c b/drivers/acpi/acpica/psutils.c
index 13bb131ae125..8736ad5f04d3 100644
--- a/drivers/acpi/acpica/psutils.c
+++ b/drivers/acpi/acpica/psutils.c
@@ -77,8 +77,8 @@ union acpi_parse_object *acpi_ps_create_scope_op(void)
*
* FUNCTION: acpi_ps_init_op
*
- * PARAMETERS: Op - A newly allocated Op object
- * Opcode - Opcode to store in the Op
+ * PARAMETERS: op - A newly allocated Op object
+ * opcode - Opcode to store in the Op
*
* RETURN: None
*
@@ -103,7 +103,7 @@ void acpi_ps_init_op(union acpi_parse_object *op, u16 opcode)
*
* FUNCTION: acpi_ps_alloc_op
*
- * PARAMETERS: Opcode - Opcode that will be stored in the new Op
+ * PARAMETERS: opcode - Opcode that will be stored in the new Op
*
* RETURN: Pointer to the new Op, null on failure
*
@@ -160,7 +160,7 @@ union acpi_parse_object *acpi_ps_alloc_op(u16 opcode)
*
* FUNCTION: acpi_ps_free_op
*
- * PARAMETERS: Op - Op to be freed
+ * PARAMETERS: op - Op to be freed
*
* RETURN: None.
*
diff --git a/drivers/acpi/acpica/psxface.c b/drivers/acpi/acpica/psxface.c
index 9d98c5ff66a5..963e16225797 100644
--- a/drivers/acpi/acpica/psxface.c
+++ b/drivers/acpi/acpica/psxface.c
@@ -66,7 +66,7 @@ acpi_ps_update_parameter_list(struct acpi_evaluate_info *info, u16 action);
* PARAMETERS: method_name - Valid ACPI name string
* debug_level - Optional level mask. 0 to use default
* debug_layer - Optional layer mask. 0 to use default
- * Flags - bit 1: one shot(1) or persistent(0)
+ * flags - bit 1: one shot(1) or persistent(0)
*
* RETURN: Status
*
@@ -105,7 +105,7 @@ acpi_debug_trace(char *name, u32 debug_level, u32 debug_layer, u32 flags)
*
* FUNCTION: acpi_ps_start_trace
*
- * PARAMETERS: Info - Method info struct
+ * PARAMETERS: info - Method info struct
*
* RETURN: None
*
@@ -150,7 +150,7 @@ static void acpi_ps_start_trace(struct acpi_evaluate_info *info)
*
* FUNCTION: acpi_ps_stop_trace
*
- * PARAMETERS: Info - Method info struct
+ * PARAMETERS: info - Method info struct
*
* RETURN: None
*
@@ -193,10 +193,10 @@ static void acpi_ps_stop_trace(struct acpi_evaluate_info *info)
*
* FUNCTION: acpi_ps_execute_method
*
- * PARAMETERS: Info - Method info block, contains:
- * Node - Method Node to execute
+ * PARAMETERS: info - Method info block, contains:
+ * node - Method Node to execute
* obj_desc - Method object
- * Parameters - List of parameters to pass to the method,
+ * parameters - List of parameters to pass to the method,
* terminated by NULL. Params itself may be
* NULL if no parameters are being passed.
* return_object - Where to put method's return value (if
@@ -361,9 +361,9 @@ acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info)
*
* FUNCTION: acpi_ps_update_parameter_list
*
- * PARAMETERS: Info - See struct acpi_evaluate_info
+ * PARAMETERS: info - See struct acpi_evaluate_info
* (Used: parameter_type and Parameters)
- * Action - Add or Remove reference
+ * action - Add or Remove reference
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/rsaddr.c b/drivers/acpi/acpica/rsaddr.c
index a0305652394f..856ff075b6ab 100644
--- a/drivers/acpi/acpica/rsaddr.c
+++ b/drivers/acpi/acpica/rsaddr.c
@@ -182,8 +182,8 @@ struct acpi_rsconvert_info acpi_rs_convert_ext_address64[5] = {
/* Revision ID */
- {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.ext_address64.revision_iD),
- AML_OFFSET(ext_address64.revision_iD),
+ {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.ext_address64.revision_ID),
+ AML_OFFSET(ext_address64.revision_ID),
1},
/*
* These fields are contiguous in both the source and destination:
@@ -215,7 +215,7 @@ static struct acpi_rsconvert_info acpi_rs_convert_general_flags[6] = {
AML_OFFSET(address.resource_type),
1},
- /* General Flags - Consume, Decode, min_fixed, max_fixed */
+ /* General flags - Consume, Decode, min_fixed, max_fixed */
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.address.producer_consumer),
AML_OFFSET(address.flags),
@@ -293,8 +293,8 @@ static struct acpi_rsconvert_info acpi_rs_convert_io_flags[4] = {
*
* FUNCTION: acpi_rs_get_address_common
*
- * PARAMETERS: Resource - Pointer to the internal resource struct
- * Aml - Pointer to the AML resource descriptor
+ * PARAMETERS: resource - Pointer to the internal resource struct
+ * aml - Pointer to the AML resource descriptor
*
* RETURN: TRUE if the resource_type field is OK, FALSE otherwise
*
@@ -343,8 +343,8 @@ acpi_rs_get_address_common(struct acpi_resource *resource,
*
* FUNCTION: acpi_rs_set_address_common
*
- * PARAMETERS: Aml - Pointer to the AML resource descriptor
- * Resource - Pointer to the internal resource struct
+ * PARAMETERS: aml - Pointer to the AML resource descriptor
+ * resource - Pointer to the internal resource struct
*
* RETURN: None
*
diff --git a/drivers/acpi/acpica/rscalc.c b/drivers/acpi/acpica/rscalc.c
index 3c6df4b7eb2d..de12469d1c9c 100644
--- a/drivers/acpi/acpica/rscalc.c
+++ b/drivers/acpi/acpica/rscalc.c
@@ -173,7 +173,7 @@ acpi_rs_stream_option_length(u32 resource_length,
*
* FUNCTION: acpi_rs_get_aml_length
*
- * PARAMETERS: Resource - Pointer to the resource linked list
+ * PARAMETERS: resource - Pointer to the resource linked list
* size_needed - Where the required size is returned
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/rscreate.c b/drivers/acpi/acpica/rscreate.c
index 46d6eb38ae66..311cbc4f05fa 100644
--- a/drivers/acpi/acpica/rscreate.c
+++ b/drivers/acpi/acpica/rscreate.c
@@ -190,8 +190,8 @@ acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer,
*
* FUNCTION: acpi_rs_create_pci_routing_table
*
- * PARAMETERS: package_object - Pointer to a union acpi_operand_object
- * package
+ * PARAMETERS: package_object - Pointer to a package containing one
+ * of more ACPI_OPERAND_OBJECTs
* output_buffer - Pointer to the user's buffer
*
* RETURN: Status AE_OK if okay, else a valid acpi_status code.
@@ -199,7 +199,7 @@ acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer,
* AE_BUFFER_OVERFLOW and output_buffer->Length will point
* to the size buffer needed.
*
- * DESCRIPTION: Takes the union acpi_operand_object package and creates a
+ * DESCRIPTION: Takes the union acpi_operand_object package and creates a
* linked list of PCI interrupt descriptions
*
* NOTE: It is the caller's responsibility to ensure that the start of the
diff --git a/drivers/acpi/acpica/rsdump.c b/drivers/acpi/acpica/rsdump.c
index b4c581132393..4d11b072388c 100644
--- a/drivers/acpi/acpica/rsdump.c
+++ b/drivers/acpi/acpica/rsdump.c
@@ -703,7 +703,7 @@ acpi_rs_dump_resource_source(struct acpi_resource_source *resource_source)
*
* FUNCTION: acpi_rs_dump_address_common
*
- * PARAMETERS: Resource - Pointer to an internal resource descriptor
+ * PARAMETERS: resource - Pointer to an internal resource descriptor
*
* RETURN: None
*
@@ -850,8 +850,8 @@ void acpi_rs_dump_irq_list(u8 * route_table)
*
* FUNCTION: acpi_rs_out*
*
- * PARAMETERS: Title - Name of the resource field
- * Value - Value of the resource field
+ * PARAMETERS: title - Name of the resource field
+ * value - Value of the resource field
*
* RETURN: None
*
@@ -898,8 +898,8 @@ static void acpi_rs_out_title(char *title)
*
* FUNCTION: acpi_rs_dump*List
*
- * PARAMETERS: Length - Number of elements in the list
- * Data - Start of the list
+ * PARAMETERS: length - Number of elements in the list
+ * data - Start of the list
*
* RETURN: None
*
diff --git a/drivers/acpi/acpica/rslist.c b/drivers/acpi/acpica/rslist.c
index 9be129f5d6f4..46b5324b22d6 100644
--- a/drivers/acpi/acpica/rslist.c
+++ b/drivers/acpi/acpica/rslist.c
@@ -139,7 +139,7 @@ acpi_rs_convert_aml_to_resources(u8 * aml,
*
* FUNCTION: acpi_rs_convert_resources_to_aml
*
- * PARAMETERS: Resource - Pointer to the resource linked list
+ * PARAMETERS: resource - Pointer to the resource linked list
* aml_size_needed - Calculated size of the byte stream
* needed from calling acpi_rs_get_aml_length()
* The size of the output_buffer is
diff --git a/drivers/acpi/acpica/rsmisc.c b/drivers/acpi/acpica/rsmisc.c
index 8073b371cc7c..c6f291c2bc83 100644
--- a/drivers/acpi/acpica/rsmisc.c
+++ b/drivers/acpi/acpica/rsmisc.c
@@ -57,9 +57,9 @@ ACPI_MODULE_NAME("rsmisc")
*
* FUNCTION: acpi_rs_convert_aml_to_resource
*
- * PARAMETERS: Resource - Pointer to the resource descriptor
- * Aml - Where the AML descriptor is returned
- * Info - Pointer to appropriate conversion table
+ * PARAMETERS: resource - Pointer to the resource descriptor
+ * aml - Where the AML descriptor is returned
+ * info - Pointer to appropriate conversion table
*
* RETURN: Status
*
@@ -406,7 +406,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
case ACPI_RSC_EXIT_NE:
/*
- * Control - Exit conversion if not equal
+ * control - Exit conversion if not equal
*/
switch (info->resource_offset) {
case ACPI_RSC_COMPARE_AML_LENGTH:
@@ -454,9 +454,9 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
*
* FUNCTION: acpi_rs_convert_resource_to_aml
*
- * PARAMETERS: Resource - Pointer to the resource descriptor
- * Aml - Where the AML descriptor is returned
- * Info - Pointer to appropriate conversion table
+ * PARAMETERS: resource - Pointer to the resource descriptor
+ * aml - Where the AML descriptor is returned
+ * info - Pointer to appropriate conversion table
*
* RETURN: Status
*
@@ -726,7 +726,7 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
case ACPI_RSC_EXIT_LE:
/*
- * Control - Exit conversion if less than or equal
+ * control - Exit conversion if less than or equal
*/
if (item_count <= info->value) {
goto exit;
@@ -735,7 +735,7 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
case ACPI_RSC_EXIT_NE:
/*
- * Control - Exit conversion if not equal
+ * control - Exit conversion if not equal
*/
switch (COMPARE_OPCODE(info)) {
case ACPI_RSC_COMPARE_VALUE:
@@ -757,7 +757,7 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
case ACPI_RSC_EXIT_EQ:
/*
- * Control - Exit conversion if equal
+ * control - Exit conversion if equal
*/
if (*ACPI_ADD_PTR(u8, resource,
COMPARE_TARGET(info)) ==
@@ -783,7 +783,7 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
#if 0
/* Previous resource validations */
-if (aml->ext_address64.revision_iD != AML_RESOURCE_EXTENDED_ADDRESS_REVISION) {
+if (aml->ext_address64.revision_ID != AML_RESOURCE_EXTENDED_ADDRESS_REVISION) {
return_ACPI_STATUS(AE_SUPPORT);
}
diff --git a/drivers/acpi/acpica/rsutils.c b/drivers/acpi/acpica/rsutils.c
index 433a375deb93..37d5241c0acf 100644
--- a/drivers/acpi/acpica/rsutils.c
+++ b/drivers/acpi/acpica/rsutils.c
@@ -53,8 +53,8 @@ ACPI_MODULE_NAME("rsutils")
*
* FUNCTION: acpi_rs_decode_bitmask
*
- * PARAMETERS: Mask - Bitmask to decode
- * List - Where the converted list is returned
+ * PARAMETERS: mask - Bitmask to decode
+ * list - Where the converted list is returned
*
* RETURN: Count of bits set (length of list)
*
@@ -86,8 +86,8 @@ u8 acpi_rs_decode_bitmask(u16 mask, u8 * list)
*
* FUNCTION: acpi_rs_encode_bitmask
*
- * PARAMETERS: List - List of values to encode
- * Count - Length of list
+ * PARAMETERS: list - List of values to encode
+ * count - Length of list
*
* RETURN: Encoded bitmask
*
@@ -115,8 +115,8 @@ u16 acpi_rs_encode_bitmask(u8 * list, u8 count)
*
* FUNCTION: acpi_rs_move_data
*
- * PARAMETERS: Destination - Pointer to the destination descriptor
- * Source - Pointer to the source descriptor
+ * PARAMETERS: destination - Pointer to the destination descriptor
+ * source - Pointer to the source descriptor
* item_count - How many items to move
* move_type - Byte width
*
@@ -183,7 +183,7 @@ acpi_rs_move_data(void *destination, void *source, u16 item_count, u8 move_type)
*
* PARAMETERS: total_length - Length of the AML descriptor, including
* the header and length fields.
- * Aml - Pointer to the raw AML descriptor
+ * aml - Pointer to the raw AML descriptor
*
* RETURN: None
*
@@ -235,7 +235,7 @@ acpi_rs_set_resource_length(acpi_rsdesc_size total_length,
* PARAMETERS: descriptor_type - Byte to be inserted as the type
* total_length - Length of the AML descriptor, including
* the header and length fields.
- * Aml - Pointer to the raw AML descriptor
+ * aml - Pointer to the raw AML descriptor
*
* RETURN: None
*
@@ -265,8 +265,8 @@ acpi_rs_set_resource_header(u8 descriptor_type,
*
* FUNCTION: acpi_rs_strcpy
*
- * PARAMETERS: Destination - Pointer to the destination string
- * Source - Pointer to the source string
+ * PARAMETERS: destination - Pointer to the destination string
+ * source - Pointer to the source string
*
* RETURN: String length, including NULL terminator
*
@@ -300,7 +300,7 @@ static u16 acpi_rs_strcpy(char *destination, char *source)
* minimum_length - Minimum length of the descriptor (minus
* any optional fields)
* resource_source - Where the resource_source is returned
- * Aml - Pointer to the raw AML descriptor
+ * aml - Pointer to the raw AML descriptor
* string_ptr - (optional) where to store the actual
* resource_source string
*
@@ -386,7 +386,7 @@ acpi_rs_get_resource_source(acpi_rs_length resource_length,
*
* FUNCTION: acpi_rs_set_resource_source
*
- * PARAMETERS: Aml - Pointer to the raw AML descriptor
+ * PARAMETERS: aml - Pointer to the raw AML descriptor
* minimum_length - Minimum length of the descriptor (minus
* any optional fields)
* resource_source - Internal resource_source
@@ -445,7 +445,7 @@ acpi_rs_set_resource_source(union aml_resource * aml,
*
* FUNCTION: acpi_rs_get_prt_method_data
*
- * PARAMETERS: Node - Device node
+ * PARAMETERS: node - Device node
* ret_buffer - Pointer to a buffer structure for the
* results
*
@@ -494,7 +494,7 @@ acpi_rs_get_prt_method_data(struct acpi_namespace_node * node,
*
* FUNCTION: acpi_rs_get_crs_method_data
*
- * PARAMETERS: Node - Device node
+ * PARAMETERS: node - Device node
* ret_buffer - Pointer to a buffer structure for the
* results
*
@@ -534,7 +534,7 @@ acpi_rs_get_crs_method_data(struct acpi_namespace_node *node,
*/
status = acpi_rs_create_resource_list(obj_desc, ret_buffer);
- /* On exit, we must delete the object returned by evaluate_object */
+ /* On exit, we must delete the object returned by evaluateObject */
acpi_ut_remove_reference(obj_desc);
return_ACPI_STATUS(status);
@@ -544,7 +544,7 @@ acpi_rs_get_crs_method_data(struct acpi_namespace_node *node,
*
* FUNCTION: acpi_rs_get_prs_method_data
*
- * PARAMETERS: Node - Device node
+ * PARAMETERS: node - Device node
* ret_buffer - Pointer to a buffer structure for the
* results
*
@@ -585,7 +585,7 @@ acpi_rs_get_prs_method_data(struct acpi_namespace_node *node,
*/
status = acpi_rs_create_resource_list(obj_desc, ret_buffer);
- /* On exit, we must delete the object returned by evaluate_object */
+ /* On exit, we must delete the object returned by evaluateObject */
acpi_ut_remove_reference(obj_desc);
return_ACPI_STATUS(status);
@@ -596,7 +596,7 @@ acpi_rs_get_prs_method_data(struct acpi_namespace_node *node,
*
* FUNCTION: acpi_rs_get_aei_method_data
*
- * PARAMETERS: Node - Device node
+ * PARAMETERS: node - Device node
* ret_buffer - Pointer to a buffer structure for the
* results
*
@@ -636,7 +636,7 @@ acpi_rs_get_aei_method_data(struct acpi_namespace_node *node,
*/
status = acpi_rs_create_resource_list(obj_desc, ret_buffer);
- /* On exit, we must delete the object returned by evaluate_object */
+ /* On exit, we must delete the object returned by evaluateObject */
acpi_ut_remove_reference(obj_desc);
return_ACPI_STATUS(status);
@@ -646,8 +646,8 @@ acpi_rs_get_aei_method_data(struct acpi_namespace_node *node,
*
* FUNCTION: acpi_rs_get_method_data
*
- * PARAMETERS: Handle - Handle to the containing object
- * Path - Path to method, relative to Handle
+ * PARAMETERS: handle - Handle to the containing object
+ * path - Path to method, relative to Handle
* ret_buffer - Pointer to a buffer structure for the
* results
*
@@ -697,7 +697,7 @@ acpi_rs_get_method_data(acpi_handle handle,
*
* FUNCTION: acpi_rs_set_srs_method_data
*
- * PARAMETERS: Node - Device node
+ * PARAMETERS: node - Device node
* in_buffer - Pointer to a buffer structure of the
* parameter
*
diff --git a/drivers/acpi/acpica/rsxface.c b/drivers/acpi/acpica/rsxface.c
index f58c098c7aeb..5aad744b5b83 100644
--- a/drivers/acpi/acpica/rsxface.c
+++ b/drivers/acpi/acpica/rsxface.c
@@ -79,7 +79,7 @@ acpi_rs_validate_parameters(acpi_handle device_handle,
* FUNCTION: acpi_rs_validate_parameters
*
* PARAMETERS: device_handle - Handle to a device
- * Buffer - Pointer to a data buffer
+ * buffer - Pointer to a data buffer
* return_node - Pointer to where the device node is returned
*
* RETURN: Status
@@ -351,8 +351,8 @@ ACPI_EXPORT_SYMBOL(acpi_get_event_resources)
*
* FUNCTION: acpi_resource_to_address64
*
- * PARAMETERS: Resource - Pointer to a resource
- * Out - Pointer to the users's return buffer
+ * PARAMETERS: resource - Pointer to a resource
+ * out - Pointer to the users's return buffer
* (a struct acpi_resource_address64)
*
* RETURN: Status
@@ -415,9 +415,9 @@ ACPI_EXPORT_SYMBOL(acpi_resource_to_address64)
* FUNCTION: acpi_get_vendor_resource
*
* PARAMETERS: device_handle - Handle for the parent device object
- * Name - Method name for the parent resource
+ * name - Method name for the parent resource
* (METHOD_NAME__CRS or METHOD_NAME__PRS)
- * Uuid - Pointer to the UUID to be matched.
+ * uuid - Pointer to the UUID to be matched.
* includes both subtype and 16-byte UUID
* ret_buffer - Where the vendor resource is returned
*
@@ -526,11 +526,11 @@ acpi_rs_match_vendor_resource(struct acpi_resource *resource, void *context)
*
* PARAMETERS: device_handle - Handle to the device object for the
* device we are querying
- * Name - Method name of the resources we want.
+ * name - Method name of the resources we want.
* (METHOD_NAME__CRS, METHOD_NAME__PRS, or
* METHOD_NAME__AEI)
* user_function - Called for each resource
- * Context - Passed to user_function
+ * context - Passed to user_function
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/tbfadt.c b/drivers/acpi/acpica/tbfadt.c
index 4c9c760db4a4..390651860bf0 100644
--- a/drivers/acpi/acpica/tbfadt.c
+++ b/drivers/acpi/acpica/tbfadt.c
@@ -49,9 +49,10 @@
ACPI_MODULE_NAME("tbfadt")
/* Local prototypes */
-static ACPI_INLINE void
+static void
acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
- u8 space_id, u8 byte_width, u64 address);
+ u8 space_id,
+ u8 byte_width, u64 address, char *register_name);
static void acpi_tb_convert_fadt(void);
@@ -172,7 +173,7 @@ static struct acpi_fadt_pm_info fadt_pm_info_table[] = {
*
* PARAMETERS: generic_address - GAS struct to be initialized
* byte_width - Width of this register
- * Address - Address of the register
+ * address - Address of the register
*
* RETURN: None
*
@@ -182,10 +183,25 @@ static struct acpi_fadt_pm_info fadt_pm_info_table[] = {
*
******************************************************************************/
-static ACPI_INLINE void
+static void
acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
- u8 space_id, u8 byte_width, u64 address)
+ u8 space_id,
+ u8 byte_width, u64 address, char *register_name)
{
+ u8 bit_width;
+
+ /* Bit width field in the GAS is only one byte long, 255 max */
+
+ bit_width = (u8)(byte_width * 8);
+
+ if (byte_width > 31) { /* (31*8)=248 */
+ ACPI_ERROR((AE_INFO,
+ "%s - 32-bit FADT register is too long (%u bytes, %u bits) "
+ "to convert to GAS struct - 255 bits max, truncating",
+ register_name, byte_width, (byte_width * 8)));
+
+ bit_width = 255;
+ }
/*
* The 64-bit Address field is non-aligned in the byte packed
@@ -196,7 +212,7 @@ acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
/* All other fields are byte-wide */
generic_address->space_id = space_id;
- generic_address->bit_width = (u8)ACPI_MUL_8(byte_width);
+ generic_address->bit_width = bit_width;
generic_address->bit_offset = 0;
generic_address->access_width = 0; /* Access width ANY */
}
@@ -267,8 +283,8 @@ void acpi_tb_parse_fadt(u32 table_index)
*
* FUNCTION: acpi_tb_create_local_fadt
*
- * PARAMETERS: Table - Pointer to BIOS FADT
- * Length - Length of the table
+ * PARAMETERS: table - Pointer to BIOS FADT
+ * length - Length of the table
*
* RETURN: None
*
@@ -287,11 +303,11 @@ void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length)
* a warning.
*/
if (length > sizeof(struct acpi_table_fadt)) {
- ACPI_WARNING((AE_INFO,
- "FADT (revision %u) is longer than ACPI 5.0 version, "
- "truncating length %u to %u",
- table->revision, length,
- (u32)sizeof(struct acpi_table_fadt)));
+ ACPI_BIOS_WARNING((AE_INFO,
+ "FADT (revision %u) is longer than ACPI 5.0 version, "
+ "truncating length %u to %u",
+ table->revision, length,
+ (u32)sizeof(struct acpi_table_fadt)));
}
/* Clear the entire local FADT */
@@ -436,11 +452,13 @@ static void acpi_tb_convert_fadt(void)
* they must match.
*/
if (address64->address && address32 &&
- (address64->address != (u64) address32)) {
- ACPI_ERROR((AE_INFO,
- "32/64X address mismatch in %s: 0x%8.8X/0x%8.8X%8.8X, using 32",
- fadt_info_table[i].name, address32,
- ACPI_FORMAT_UINT64(address64->address)));
+ (address64->address != (u64)address32)) {
+ ACPI_BIOS_ERROR((AE_INFO,
+ "32/64X address mismatch in FADT/%s: "
+ "0x%8.8X/0x%8.8X%8.8X, using 32",
+ fadt_info_table[i].name, address32,
+ ACPI_FORMAT_UINT64(address64->
+ address)));
}
/* Always use 32-bit address if it is valid (non-null) */
@@ -456,7 +474,8 @@ static void acpi_tb_convert_fadt(void)
&acpi_gbl_FADT,
fadt_info_table
[i].length),
- (u64) address32);
+ (u64) address32,
+ fadt_info_table[i].name);
}
}
}
@@ -465,7 +484,7 @@ static void acpi_tb_convert_fadt(void)
*
* FUNCTION: acpi_tb_validate_fadt
*
- * PARAMETERS: Table - Pointer to the FADT to be validated
+ * PARAMETERS: table - Pointer to the FADT to be validated
*
* RETURN: None
*
@@ -494,25 +513,25 @@ static void acpi_tb_validate_fadt(void)
* DSDT/X_DSDT) would indicate the presence of two FACS or two DSDT tables.
*/
if (acpi_gbl_FADT.facs &&
- (acpi_gbl_FADT.Xfacs != (u64) acpi_gbl_FADT.facs)) {
- ACPI_WARNING((AE_INFO,
- "32/64X FACS address mismatch in FADT - "
- "0x%8.8X/0x%8.8X%8.8X, using 32",
- acpi_gbl_FADT.facs,
- ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xfacs)));
-
- acpi_gbl_FADT.Xfacs = (u64) acpi_gbl_FADT.facs;
+ (acpi_gbl_FADT.Xfacs != (u64)acpi_gbl_FADT.facs)) {
+ ACPI_BIOS_WARNING((AE_INFO,
+ "32/64X FACS address mismatch in FADT - "
+ "0x%8.8X/0x%8.8X%8.8X, using 32",
+ acpi_gbl_FADT.facs,
+ ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xfacs)));
+
+ acpi_gbl_FADT.Xfacs = (u64)acpi_gbl_FADT.facs;
}
if (acpi_gbl_FADT.dsdt &&
- (acpi_gbl_FADT.Xdsdt != (u64) acpi_gbl_FADT.dsdt)) {
- ACPI_WARNING((AE_INFO,
- "32/64X DSDT address mismatch in FADT - "
- "0x%8.8X/0x%8.8X%8.8X, using 32",
- acpi_gbl_FADT.dsdt,
- ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xdsdt)));
-
- acpi_gbl_FADT.Xdsdt = (u64) acpi_gbl_FADT.dsdt;
+ (acpi_gbl_FADT.Xdsdt != (u64)acpi_gbl_FADT.dsdt)) {
+ ACPI_BIOS_WARNING((AE_INFO,
+ "32/64X DSDT address mismatch in FADT - "
+ "0x%8.8X/0x%8.8X%8.8X, using 32",
+ acpi_gbl_FADT.dsdt,
+ ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xdsdt)));
+
+ acpi_gbl_FADT.Xdsdt = (u64)acpi_gbl_FADT.dsdt;
}
/* If Hardware Reduced flag is set, we are all done */
@@ -542,10 +561,10 @@ static void acpi_tb_validate_fadt(void)
*/
if (address64->address &&
(address64->bit_width != ACPI_MUL_8(length))) {
- ACPI_WARNING((AE_INFO,
- "32/64X length mismatch in %s: %u/%u",
- name, ACPI_MUL_8(length),
- address64->bit_width));
+ ACPI_BIOS_WARNING((AE_INFO,
+ "32/64X length mismatch in FADT/%s: %u/%u",
+ name, ACPI_MUL_8(length),
+ address64->bit_width));
}
if (fadt_info_table[i].type & ACPI_FADT_REQUIRED) {
@@ -554,29 +573,29 @@ static void acpi_tb_validate_fadt(void)
* Both the address and length must be non-zero.
*/
if (!address64->address || !length) {
- ACPI_ERROR((AE_INFO,
- "Required field %s has zero address and/or length:"
- " 0x%8.8X%8.8X/0x%X",
- name,
- ACPI_FORMAT_UINT64(address64->
- address),
- length));
+ ACPI_BIOS_ERROR((AE_INFO,
+ "Required FADT field %s has zero address and/or length: "
+ "0x%8.8X%8.8X/0x%X",
+ name,
+ ACPI_FORMAT_UINT64(address64->
+ address),
+ length));
}
} else if (fadt_info_table[i].type & ACPI_FADT_SEPARATE_LENGTH) {
/*
- * Field is optional (PM2Control, GPE0, GPE1) AND has its own
+ * Field is optional (Pm2_control, GPE0, GPE1) AND has its own
* length field. If present, both the address and length must
* be valid.
*/
if ((address64->address && !length) ||
(!address64->address && length)) {
- ACPI_WARNING((AE_INFO,
- "Optional field %s has zero address or length: "
- "0x%8.8X%8.8X/0x%X",
- name,
- ACPI_FORMAT_UINT64(address64->
- address),
- length));
+ ACPI_BIOS_WARNING((AE_INFO,
+ "Optional FADT field %s has zero address or length: "
+ "0x%8.8X%8.8X/0x%X",
+ name,
+ ACPI_FORMAT_UINT64
+ (address64->address),
+ length));
}
}
}
@@ -621,12 +640,12 @@ static void acpi_tb_setup_fadt_registers(void)
(fadt_info_table[i].default_length > 0) &&
(fadt_info_table[i].default_length !=
target64->bit_width)) {
- ACPI_WARNING((AE_INFO,
- "Invalid length for %s: %u, using default %u",
- fadt_info_table[i].name,
- target64->bit_width,
- fadt_info_table[i].
- default_length));
+ ACPI_BIOS_WARNING((AE_INFO,
+ "Invalid length for FADT/%s: %u, using default %u",
+ fadt_info_table[i].name,
+ target64->bit_width,
+ fadt_info_table[i].
+ default_length));
/* Incorrect size, set width to the default */
@@ -670,7 +689,8 @@ static void acpi_tb_setup_fadt_registers(void)
source64->address +
(fadt_pm_info_table[i].
register_num *
- pm1_register_byte_width));
+ pm1_register_byte_width),
+ "PmRegisters");
}
}
}
diff --git a/drivers/acpi/acpica/tbfind.c b/drivers/acpi/acpica/tbfind.c
index 4903e36ea75a..57deae166577 100644
--- a/drivers/acpi/acpica/tbfind.c
+++ b/drivers/acpi/acpica/tbfind.c
@@ -52,7 +52,7 @@ ACPI_MODULE_NAME("tbfind")
*
* FUNCTION: acpi_tb_find_table
*
- * PARAMETERS: Signature - String with ACPI table signature
+ * PARAMETERS: signature - String with ACPI table signature
* oem_id - String with the table OEM ID
* oem_table_id - String with the OEM Table ID
* table_index - Where the table index is returned
diff --git a/drivers/acpi/acpica/tbinstal.c b/drivers/acpi/acpica/tbinstal.c
index c03500b4cc7a..74f97d74db1c 100644
--- a/drivers/acpi/acpica/tbinstal.c
+++ b/drivers/acpi/acpica/tbinstal.c
@@ -138,13 +138,14 @@ acpi_tb_add_table(struct acpi_table_desc *table_desc, u32 *table_index)
if ((table_desc->pointer->signature[0] != 0x00) &&
(!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_SSDT))
&& (ACPI_STRNCMP(table_desc->pointer->signature, "OEM", 3))) {
- ACPI_ERROR((AE_INFO,
- "Table has invalid signature [%4.4s] (0x%8.8X), must be SSDT or OEMx",
- acpi_ut_valid_acpi_name(*(u32 *)table_desc->
- pointer->
- signature) ? table_desc->
- pointer->signature : "????",
- *(u32 *)table_desc->pointer->signature));
+ ACPI_BIOS_ERROR((AE_INFO,
+ "Table has invalid signature [%4.4s] (0x%8.8X), "
+ "must be SSDT or OEMx",
+ acpi_ut_valid_acpi_name(*(u32 *)table_desc->
+ pointer->
+ signature) ?
+ table_desc->pointer->signature : "????",
+ *(u32 *)table_desc->pointer->signature));
return_ACPI_STATUS(AE_BAD_SIGNATURE);
}
@@ -396,10 +397,10 @@ acpi_status acpi_tb_resize_root_table_list(void)
*
* FUNCTION: acpi_tb_store_table
*
- * PARAMETERS: Address - Table address
- * Table - Table header
- * Length - Table length
- * Flags - flags
+ * PARAMETERS: address - Table address
+ * table - Table header
+ * length - Table length
+ * flags - flags
*
* RETURN: Status and table index.
*
diff --git a/drivers/acpi/acpica/tbutils.c b/drivers/acpi/acpica/tbutils.c
index 0a706cac37de..b6cea30da638 100644
--- a/drivers/acpi/acpica/tbutils.c
+++ b/drivers/acpi/acpica/tbutils.c
@@ -178,8 +178,8 @@ u8 acpi_tb_tables_loaded(void)
*
* FUNCTION: acpi_tb_fix_string
*
- * PARAMETERS: String - String to be repaired
- * Length - Maximum length
+ * PARAMETERS: string - String to be repaired
+ * length - Maximum length
*
* RETURN: None
*
@@ -205,7 +205,7 @@ static void acpi_tb_fix_string(char *string, acpi_size length)
* FUNCTION: acpi_tb_cleanup_table_header
*
* PARAMETERS: out_header - Where the cleaned header is returned
- * Header - Input ACPI table header
+ * header - Input ACPI table header
*
* RETURN: Returns the cleaned header in out_header
*
@@ -231,8 +231,8 @@ acpi_tb_cleanup_table_header(struct acpi_table_header *out_header,
*
* FUNCTION: acpi_tb_print_table_header
*
- * PARAMETERS: Address - Table physical address
- * Header - Table header
+ * PARAMETERS: address - Table physical address
+ * header - Table header
*
* RETURN: None
*
@@ -296,8 +296,8 @@ acpi_tb_print_table_header(acpi_physical_address address,
*
* FUNCTION: acpi_tb_validate_checksum
*
- * PARAMETERS: Table - ACPI table to verify
- * Length - Length of entire table
+ * PARAMETERS: table - ACPI table to verify
+ * length - Length of entire table
*
* RETURN: Status
*
@@ -317,10 +317,11 @@ acpi_status acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length)
/* Checksum ok? (should be zero) */
if (checksum) {
- ACPI_WARNING((AE_INFO,
- "Incorrect checksum in table [%4.4s] - 0x%2.2X, should be 0x%2.2X",
- table->signature, table->checksum,
- (u8) (table->checksum - checksum)));
+ ACPI_BIOS_WARNING((AE_INFO,
+ "Incorrect checksum in table [%4.4s] - 0x%2.2X, "
+ "should be 0x%2.2X",
+ table->signature, table->checksum,
+ (u8)(table->checksum - checksum)));
#if (ACPI_CHECKSUM_ABORT)
@@ -335,8 +336,8 @@ acpi_status acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length)
*
* FUNCTION: acpi_tb_checksum
*
- * PARAMETERS: Buffer - Pointer to memory region to be checked
- * Length - Length of this memory region
+ * PARAMETERS: buffer - Pointer to memory region to be checked
+ * length - Length of this memory region
*
* RETURN: Checksum (u8)
*
@@ -377,8 +378,9 @@ void acpi_tb_check_dsdt_header(void)
if (acpi_gbl_original_dsdt_header.length != acpi_gbl_DSDT->length ||
acpi_gbl_original_dsdt_header.checksum != acpi_gbl_DSDT->checksum) {
- ACPI_ERROR((AE_INFO,
- "The DSDT has been corrupted or replaced - old, new headers below"));
+ ACPI_BIOS_ERROR((AE_INFO,
+ "The DSDT has been corrupted or replaced - "
+ "old, new headers below"));
acpi_tb_print_table_header(0, &acpi_gbl_original_dsdt_header);
acpi_tb_print_table_header(0, acpi_gbl_DSDT);
@@ -438,8 +440,8 @@ struct acpi_table_header *acpi_tb_copy_dsdt(u32 table_index)
*
* FUNCTION: acpi_tb_install_table
*
- * PARAMETERS: Address - Physical address of DSDT or FACS
- * Signature - Table signature, NULL if no need to
+ * PARAMETERS: address - Physical address of DSDT or FACS
+ * signature - Table signature, NULL if no need to
* match
* table_index - Index into root table array
*
@@ -480,9 +482,10 @@ acpi_tb_install_table(acpi_physical_address address,
/* If a particular signature is expected (DSDT/FACS), it must match */
if (signature && !ACPI_COMPARE_NAME(table->signature, signature)) {
- ACPI_ERROR((AE_INFO,
- "Invalid signature 0x%X for ACPI table, expected [%s]",
- *ACPI_CAST_PTR(u32, table->signature), signature));
+ ACPI_BIOS_ERROR((AE_INFO,
+ "Invalid signature 0x%X for ACPI table, expected [%s]",
+ *ACPI_CAST_PTR(u32, table->signature),
+ signature));
goto unmap_and_exit;
}
@@ -589,10 +592,10 @@ acpi_tb_get_root_table_entry(u8 *table_entry, u32 table_entry_size)
/* Will truncate 64-bit address to 32 bits, issue warning */
- ACPI_WARNING((AE_INFO,
- "64-bit Physical Address in XSDT is too large (0x%8.8X%8.8X),"
- " truncating",
- ACPI_FORMAT_UINT64(address64)));
+ ACPI_BIOS_WARNING((AE_INFO,
+ "64-bit Physical Address in XSDT is too large (0x%8.8X%8.8X),"
+ " truncating",
+ ACPI_FORMAT_UINT64(address64)));
}
#endif
return ((acpi_physical_address) (address64));
@@ -603,7 +606,7 @@ acpi_tb_get_root_table_entry(u8 *table_entry, u32 table_entry_size)
*
* FUNCTION: acpi_tb_parse_root_table
*
- * PARAMETERS: Rsdp - Pointer to the RSDP
+ * PARAMETERS: rsdp - Pointer to the RSDP
*
* RETURN: Status
*
@@ -694,8 +697,9 @@ acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
acpi_os_unmap_memory(table, sizeof(struct acpi_table_header));
if (length < sizeof(struct acpi_table_header)) {
- ACPI_ERROR((AE_INFO, "Invalid length 0x%X in RSDT/XSDT",
- length));
+ ACPI_BIOS_ERROR((AE_INFO,
+ "Invalid table length 0x%X in RSDT/XSDT",
+ length));
return_ACPI_STATUS(AE_INVALID_TABLE_LENGTH);
}
diff --git a/drivers/acpi/acpica/tbxface.c b/drivers/acpi/acpica/tbxface.c
index abcc6412c244..ea4c6d52605a 100644
--- a/drivers/acpi/acpica/tbxface.c
+++ b/drivers/acpi/acpica/tbxface.c
@@ -1,7 +1,6 @@
/******************************************************************************
*
- * Module Name: tbxface - Public interfaces to the ACPI subsystem
- * ACPI table oriented interfaces
+ * Module Name: tbxface - ACPI table oriented external interfaces
*
*****************************************************************************/
@@ -51,11 +50,6 @@
#define _COMPONENT ACPI_TABLES
ACPI_MODULE_NAME("tbxface")
-/* Local prototypes */
-static acpi_status acpi_tb_load_namespace(void);
-
-static int no_auto_ssdt;
-
/*******************************************************************************
*
* FUNCTION: acpi_allocate_root_table
@@ -65,11 +59,10 @@ static int no_auto_ssdt;
*
* RETURN: Status
*
- * DESCRIPTION: Allocate a root table array. Used by i_aSL compiler and
+ * DESCRIPTION: Allocate a root table array. Used by iASL compiler and
* acpi_initialize_tables.
*
******************************************************************************/
-
acpi_status acpi_allocate_root_table(u32 initial_table_count)
{
@@ -222,52 +215,10 @@ acpi_status acpi_reallocate_root_table(void)
/*******************************************************************************
*
- * FUNCTION: acpi_load_table
- *
- * PARAMETERS: table_ptr - pointer to a buffer containing the entire
- * table to be loaded
- *
- * RETURN: Status
- *
- * DESCRIPTION: This function is called to load a table from the caller's
- * buffer. The buffer must contain an entire ACPI Table including
- * a valid header. The header fields will be verified, and if it
- * is determined that the table is invalid, the call will fail.
- *
- ******************************************************************************/
-acpi_status acpi_load_table(struct acpi_table_header *table_ptr)
-{
- acpi_status status;
- u32 table_index;
- struct acpi_table_desc table_desc;
-
- if (!table_ptr)
- return AE_BAD_PARAMETER;
-
- ACPI_MEMSET(&table_desc, 0, sizeof(struct acpi_table_desc));
- table_desc.pointer = table_ptr;
- table_desc.length = table_ptr->length;
- table_desc.flags = ACPI_TABLE_ORIGIN_UNKNOWN;
-
- /*
- * Install the new table into the local data structures
- */
- status = acpi_tb_add_table(&table_desc, &table_index);
- if (ACPI_FAILURE(status)) {
- return status;
- }
- status = acpi_ns_load_table(table_index, acpi_gbl_root_node);
- return status;
-}
-
-ACPI_EXPORT_SYMBOL(acpi_load_table)
-
-/*******************************************************************************
- *
* FUNCTION: acpi_get_table_header
*
- * PARAMETERS: Signature - ACPI signature of needed table
- * Instance - Which instance (for SSDTs)
+ * PARAMETERS: signature - ACPI signature of needed table
+ * instance - Which instance (for SSDTs)
* out_table_header - The pointer to the table header to fill
*
* RETURN: Status and pointer to mapped table header
@@ -382,8 +333,8 @@ ACPI_EXPORT_SYMBOL(acpi_unload_table_id)
*
* FUNCTION: acpi_get_table_with_size
*
- * PARAMETERS: Signature - ACPI signature of needed table
- * Instance - Which instance (for SSDTs)
+ * PARAMETERS: signature - ACPI signature of needed table
+ * instance - Which instance (for SSDTs)
* out_table - Where the pointer to the table is returned
*
* RETURN: Status and pointer to table
@@ -453,7 +404,7 @@ ACPI_EXPORT_SYMBOL(acpi_get_table)
* FUNCTION: acpi_get_table_by_index
*
* PARAMETERS: table_index - Table index
- * Table - Where the pointer to the table is returned
+ * table - Where the pointer to the table is returned
*
* RETURN: Status and pointer to the table
*
@@ -502,157 +453,13 @@ acpi_get_table_by_index(u32 table_index, struct acpi_table_header **table)
ACPI_EXPORT_SYMBOL(acpi_get_table_by_index)
-/*******************************************************************************
- *
- * FUNCTION: acpi_tb_load_namespace
- *
- * PARAMETERS: None
- *
- * RETURN: Status
- *
- * DESCRIPTION: Load the namespace from the DSDT and all SSDTs/PSDTs found in
- * the RSDT/XSDT.
- *
- ******************************************************************************/
-static acpi_status acpi_tb_load_namespace(void)
-{
- acpi_status status;
- u32 i;
- struct acpi_table_header *new_dsdt;
-
- ACPI_FUNCTION_TRACE(tb_load_namespace);
-
- (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
-
- /*
- * Load the namespace. The DSDT is required, but any SSDT and
- * PSDT tables are optional. Verify the DSDT.
- */
- if (!acpi_gbl_root_table_list.current_table_count ||
- !ACPI_COMPARE_NAME(&
- (acpi_gbl_root_table_list.
- tables[ACPI_TABLE_INDEX_DSDT].signature),
- ACPI_SIG_DSDT)
- ||
- ACPI_FAILURE(acpi_tb_verify_table
- (&acpi_gbl_root_table_list.
- tables[ACPI_TABLE_INDEX_DSDT]))) {
- status = AE_NO_ACPI_TABLES;
- goto unlock_and_exit;
- }
-
- /*
- * Save the DSDT pointer for simple access. This is the mapped memory
- * address. We must take care here because the address of the .Tables
- * array can change dynamically as tables are loaded at run-time. Note:
- * .Pointer field is not validated until after call to acpi_tb_verify_table.
- */
- acpi_gbl_DSDT =
- acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_DSDT].pointer;
-
- /*
- * Optionally copy the entire DSDT to local memory (instead of simply
- * mapping it.) There are some BIOSs that corrupt or replace the original
- * DSDT, creating the need for this option. Default is FALSE, do not copy
- * the DSDT.
- */
- if (acpi_gbl_copy_dsdt_locally) {
- new_dsdt = acpi_tb_copy_dsdt(ACPI_TABLE_INDEX_DSDT);
- if (new_dsdt) {
- acpi_gbl_DSDT = new_dsdt;
- }
- }
-
- /*
- * Save the original DSDT header for detection of table corruption
- * and/or replacement of the DSDT from outside the OS.
- */
- ACPI_MEMCPY(&acpi_gbl_original_dsdt_header, acpi_gbl_DSDT,
- sizeof(struct acpi_table_header));
-
- (void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
-
- /* Load and parse tables */
-
- status = acpi_ns_load_table(ACPI_TABLE_INDEX_DSDT, acpi_gbl_root_node);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
- }
-
- /* Load any SSDT or PSDT tables. Note: Loop leaves tables locked */
-
- (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
- for (i = 0; i < acpi_gbl_root_table_list.current_table_count; ++i) {
- if ((!ACPI_COMPARE_NAME
- (&(acpi_gbl_root_table_list.tables[i].signature),
- ACPI_SIG_SSDT)
- &&
- !ACPI_COMPARE_NAME(&
- (acpi_gbl_root_table_list.tables[i].
- signature), ACPI_SIG_PSDT))
- ||
- ACPI_FAILURE(acpi_tb_verify_table
- (&acpi_gbl_root_table_list.tables[i]))) {
- continue;
- }
-
- if (no_auto_ssdt) {
- printk(KERN_WARNING "ACPI: SSDT ignored due to \"acpi_no_auto_ssdt\"\n");
- continue;
- }
-
- /* Ignore errors while loading tables, get as many as possible */
-
- (void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
- (void)acpi_ns_load_table(i, acpi_gbl_root_node);
- (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
- }
-
- ACPI_DEBUG_PRINT((ACPI_DB_INIT, "ACPI Tables successfully acquired\n"));
-
- unlock_and_exit:
- (void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
- return_ACPI_STATUS(status);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_load_tables
- *
- * PARAMETERS: None
- *
- * RETURN: Status
- *
- * DESCRIPTION: Load the ACPI tables from the RSDT/XSDT
- *
- ******************************************************************************/
-
-acpi_status acpi_load_tables(void)
-{
- acpi_status status;
-
- ACPI_FUNCTION_TRACE(acpi_load_tables);
-
- /* Load the namespace from the tables */
-
- status = acpi_tb_load_namespace();
- if (ACPI_FAILURE(status)) {
- ACPI_EXCEPTION((AE_INFO, status,
- "While loading namespace from ACPI tables"));
- }
-
- return_ACPI_STATUS(status);
-}
-
-ACPI_EXPORT_SYMBOL(acpi_load_tables)
-
/*******************************************************************************
*
* FUNCTION: acpi_install_table_handler
*
- * PARAMETERS: Handler - Table event handler
- * Context - Value passed to the handler on each event
+ * PARAMETERS: handler - Table event handler
+ * context - Value passed to the handler on each event
*
* RETURN: Status
*
@@ -698,7 +505,7 @@ ACPI_EXPORT_SYMBOL(acpi_install_table_handler)
*
* FUNCTION: acpi_remove_table_handler
*
- * PARAMETERS: Handler - Table event handler that was installed
+ * PARAMETERS: handler - Table event handler that was installed
* previously.
*
* RETURN: Status
@@ -734,15 +541,3 @@ acpi_status acpi_remove_table_handler(acpi_tbl_handler handler)
}
ACPI_EXPORT_SYMBOL(acpi_remove_table_handler)
-
-
-static int __init acpi_no_auto_ssdt_setup(char *s) {
-
- printk(KERN_NOTICE "ACPI: SSDT auto-load disabled\n");
-
- no_auto_ssdt = 1;
-
- return 1;
-}
-
-__setup("acpi_no_auto_ssdt", acpi_no_auto_ssdt_setup);
diff --git a/drivers/acpi/acpica/tbxfload.c b/drivers/acpi/acpica/tbxfload.c
new file mode 100644
index 000000000000..f87cc63e69a1
--- /dev/null
+++ b/drivers/acpi/acpica/tbxfload.c
@@ -0,0 +1,389 @@
+/******************************************************************************
+ *
+ * Module Name: tbxfload - Table load/unload external interfaces
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2012, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include <linux/export.h>
+#include <acpi/acpi.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "actables.h"
+
+#define _COMPONENT ACPI_TABLES
+ACPI_MODULE_NAME("tbxfload")
+
+/* Local prototypes */
+static acpi_status acpi_tb_load_namespace(void);
+
+static int no_auto_ssdt;
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_load_tables
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Load the ACPI tables from the RSDT/XSDT
+ *
+ ******************************************************************************/
+
+acpi_status acpi_load_tables(void)
+{
+ acpi_status status;
+
+ ACPI_FUNCTION_TRACE(acpi_load_tables);
+
+ /* Load the namespace from the tables */
+
+ status = acpi_tb_load_namespace();
+ if (ACPI_FAILURE(status)) {
+ ACPI_EXCEPTION((AE_INFO, status,
+ "While loading namespace from ACPI tables"));
+ }
+
+ return_ACPI_STATUS(status);
+}
+
+ACPI_EXPORT_SYMBOL(acpi_load_tables)
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_tb_load_namespace
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Load the namespace from the DSDT and all SSDTs/PSDTs found in
+ * the RSDT/XSDT.
+ *
+ ******************************************************************************/
+static acpi_status acpi_tb_load_namespace(void)
+{
+ acpi_status status;
+ u32 i;
+ struct acpi_table_header *new_dsdt;
+
+ ACPI_FUNCTION_TRACE(tb_load_namespace);
+
+ (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
+
+ /*
+ * Load the namespace. The DSDT is required, but any SSDT and
+ * PSDT tables are optional. Verify the DSDT.
+ */
+ if (!acpi_gbl_root_table_list.current_table_count ||
+ !ACPI_COMPARE_NAME(&
+ (acpi_gbl_root_table_list.
+ tables[ACPI_TABLE_INDEX_DSDT].signature),
+ ACPI_SIG_DSDT)
+ ||
+ ACPI_FAILURE(acpi_tb_verify_table
+ (&acpi_gbl_root_table_list.
+ tables[ACPI_TABLE_INDEX_DSDT]))) {
+ status = AE_NO_ACPI_TABLES;
+ goto unlock_and_exit;
+ }
+
+ /*
+ * Save the DSDT pointer for simple access. This is the mapped memory
+ * address. We must take care here because the address of the .Tables
+ * array can change dynamically as tables are loaded at run-time. Note:
+ * .Pointer field is not validated until after call to acpi_tb_verify_table.
+ */
+ acpi_gbl_DSDT =
+ acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_DSDT].pointer;
+
+ /*
+ * Optionally copy the entire DSDT to local memory (instead of simply
+ * mapping it.) There are some BIOSs that corrupt or replace the original
+ * DSDT, creating the need for this option. Default is FALSE, do not copy
+ * the DSDT.
+ */
+ if (acpi_gbl_copy_dsdt_locally) {
+ new_dsdt = acpi_tb_copy_dsdt(ACPI_TABLE_INDEX_DSDT);
+ if (new_dsdt) {
+ acpi_gbl_DSDT = new_dsdt;
+ }
+ }
+
+ /*
+ * Save the original DSDT header for detection of table corruption
+ * and/or replacement of the DSDT from outside the OS.
+ */
+ ACPI_MEMCPY(&acpi_gbl_original_dsdt_header, acpi_gbl_DSDT,
+ sizeof(struct acpi_table_header));
+
+ (void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
+
+ /* Load and parse tables */
+
+ status = acpi_ns_load_table(ACPI_TABLE_INDEX_DSDT, acpi_gbl_root_node);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+
+ /* Load any SSDT or PSDT tables. Note: Loop leaves tables locked */
+
+ (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
+ for (i = 0; i < acpi_gbl_root_table_list.current_table_count; ++i) {
+ if ((!ACPI_COMPARE_NAME
+ (&(acpi_gbl_root_table_list.tables[i].signature),
+ ACPI_SIG_SSDT)
+ &&
+ !ACPI_COMPARE_NAME(&
+ (acpi_gbl_root_table_list.tables[i].
+ signature), ACPI_SIG_PSDT))
+ ||
+ ACPI_FAILURE(acpi_tb_verify_table
+ (&acpi_gbl_root_table_list.tables[i]))) {
+ continue;
+ }
+
+ if (no_auto_ssdt) {
+ printk(KERN_WARNING "ACPI: SSDT ignored due to \"acpi_no_auto_ssdt\"\n");
+ continue;
+ }
+
+ /* Ignore errors while loading tables, get as many as possible */
+
+ (void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
+ (void)acpi_ns_load_table(i, acpi_gbl_root_node);
+ (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
+ }
+
+ ACPI_DEBUG_PRINT((ACPI_DB_INIT, "ACPI Tables successfully acquired\n"));
+
+ unlock_and_exit:
+ (void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
+ return_ACPI_STATUS(status);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_load_table
+ *
+ * PARAMETERS: table - Pointer to a buffer containing the ACPI
+ * table to be loaded.
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Dynamically load an ACPI table from the caller's buffer. Must
+ * be a valid ACPI table with a valid ACPI table header.
+ * Note1: Mainly intended to support hotplug addition of SSDTs.
+ * Note2: Does not copy the incoming table. User is reponsible
+ * to ensure that the table is not deleted or unmapped.
+ *
+ ******************************************************************************/
+
+acpi_status acpi_load_table(struct acpi_table_header *table)
+{
+ acpi_status status;
+ struct acpi_table_desc table_desc;
+ u32 table_index;
+
+ ACPI_FUNCTION_TRACE(acpi_load_table);
+
+ /* Parameter validation */
+
+ if (!table) {
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
+ }
+
+ /* Init local table descriptor */
+
+ ACPI_MEMSET(&table_desc, 0, sizeof(struct acpi_table_desc));
+ table_desc.address = ACPI_PTR_TO_PHYSADDR(table);
+ table_desc.pointer = table;
+ table_desc.length = table->length;
+ table_desc.flags = ACPI_TABLE_ORIGIN_UNKNOWN;
+
+ /* Must acquire the interpreter lock during this operation */
+
+ status = acpi_ut_acquire_mutex(ACPI_MTX_INTERPRETER);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+
+ /* Install the table and load it into the namespace */
+
+ ACPI_INFO((AE_INFO, "Host-directed Dynamic ACPI Table Load:"));
+ status = acpi_tb_add_table(&table_desc, &table_index);
+ if (ACPI_FAILURE(status)) {
+ goto unlock_and_exit;
+ }
+
+ status = acpi_ns_load_table(table_index, acpi_gbl_root_node);
+
+ /* Invoke table handler if present */
+
+ if (acpi_gbl_table_handler) {
+ (void)acpi_gbl_table_handler(ACPI_TABLE_EVENT_LOAD, table,
+ acpi_gbl_table_handler_context);
+ }
+
+ unlock_and_exit:
+ (void)acpi_ut_release_mutex(ACPI_MTX_INTERPRETER);
+ return_ACPI_STATUS(status);
+}
+
+ACPI_EXPORT_SYMBOL(acpi_load_table)
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_unload_parent_table
+ *
+ * PARAMETERS: object - Handle to any namespace object owned by
+ * the table to be unloaded
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Via any namespace object within an SSDT or OEMx table, unloads
+ * the table and deletes all namespace objects associated with
+ * that table. Unloading of the DSDT is not allowed.
+ * Note: Mainly intended to support hotplug removal of SSDTs.
+ *
+ ******************************************************************************/
+acpi_status acpi_unload_parent_table(acpi_handle object)
+{
+ struct acpi_namespace_node *node =
+ ACPI_CAST_PTR(struct acpi_namespace_node, object);
+ acpi_status status = AE_NOT_EXIST;
+ acpi_owner_id owner_id;
+ u32 i;
+
+ ACPI_FUNCTION_TRACE(acpi_unload_parent_table);
+
+ /* Parameter validation */
+
+ if (!object) {
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
+ }
+
+ /*
+ * The node owner_id is currently the same as the parent table ID.
+ * However, this could change in the future.
+ */
+ owner_id = node->owner_id;
+ if (!owner_id) {
+
+ /* owner_id==0 means DSDT is the owner. DSDT cannot be unloaded */
+
+ return_ACPI_STATUS(AE_TYPE);
+ }
+
+ /* Must acquire the interpreter lock during this operation */
+
+ status = acpi_ut_acquire_mutex(ACPI_MTX_INTERPRETER);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+
+ /* Find the table in the global table list */
+
+ for (i = 0; i < acpi_gbl_root_table_list.current_table_count; i++) {
+ if (owner_id != acpi_gbl_root_table_list.tables[i].owner_id) {
+ continue;
+ }
+
+ /*
+ * Allow unload of SSDT and OEMx tables only. Do not allow unload
+ * of the DSDT. No other types of tables should get here, since
+ * only these types can contain AML and thus are the only types
+ * that can create namespace objects.
+ */
+ if (ACPI_COMPARE_NAME
+ (acpi_gbl_root_table_list.tables[i].signature.ascii,
+ ACPI_SIG_DSDT)) {
+ status = AE_TYPE;
+ break;
+ }
+
+ /* Ensure the table is actually loaded */
+
+ if (!acpi_tb_is_table_loaded(i)) {
+ status = AE_NOT_EXIST;
+ break;
+ }
+
+ /* Invoke table handler if present */
+
+ if (acpi_gbl_table_handler) {
+ (void)acpi_gbl_table_handler(ACPI_TABLE_EVENT_UNLOAD,
+ acpi_gbl_root_table_list.
+ tables[i].pointer,
+ acpi_gbl_table_handler_context);
+ }
+
+ /*
+ * Delete all namespace objects owned by this table. Note that
+ * these objects can appear anywhere in the namespace by virtue
+ * of the AML "Scope" operator. Thus, we need to track ownership
+ * by an ID, not simply a position within the hierarchy.
+ */
+ status = acpi_tb_delete_namespace_by_owner(i);
+ if (ACPI_FAILURE(status)) {
+ break;
+ }
+
+ status = acpi_tb_release_owner_id(i);
+ acpi_tb_set_table_loaded_flag(i, FALSE);
+ break;
+ }
+
+ (void)acpi_ut_release_mutex(ACPI_MTX_INTERPRETER);
+ return_ACPI_STATUS(status);
+}
+
+ACPI_EXPORT_SYMBOL(acpi_unload_parent_table)
+
+static int __init acpi_no_auto_ssdt_setup(char *s) {
+
+ printk(KERN_NOTICE "ACPI: SSDT auto-load disabled\n");
+
+ no_auto_ssdt = 1;
+
+ return 1;
+}
+
+__setup("acpi_no_auto_ssdt", acpi_no_auto_ssdt_setup);
diff --git a/drivers/acpi/acpica/tbxfroot.c b/drivers/acpi/acpica/tbxfroot.c
index 4258f647ca3d..74e720800037 100644
--- a/drivers/acpi/acpica/tbxfroot.c
+++ b/drivers/acpi/acpica/tbxfroot.c
@@ -57,7 +57,7 @@ static acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp);
*
* FUNCTION: acpi_tb_validate_rsdp
*
- * PARAMETERS: Rsdp - Pointer to unvalidated RSDP
+ * PARAMETERS: rsdp - Pointer to unvalidated RSDP
*
* RETURN: Status
*
@@ -107,10 +107,10 @@ static acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp)
*
* RETURN: Status, RSDP physical address
*
- * DESCRIPTION: Search lower 1_mbyte of memory for the root system descriptor
+ * DESCRIPTION: Search lower 1Mbyte of memory for the root system descriptor
* pointer structure. If it is found, set *RSDP to point to it.
*
- * NOTE1: The RSDP must be either in the first 1_k of the Extended
+ * NOTE1: The RSDP must be either in the first 1K of the Extended
* BIOS Data Area or between E0000 and FFFFF (From ACPI Spec.)
* Only a 32-bit physical address is necessary.
*
@@ -152,7 +152,7 @@ acpi_status acpi_find_root_pointer(acpi_size *table_address)
if (physical_address > 0x400) {
/*
* 1b) Search EBDA paragraphs (EBDA is required to be a
- * minimum of 1_k length)
+ * minimum of 1K length)
*/
table_ptr = acpi_os_map_memory((acpi_physical_address)
physical_address,
@@ -216,7 +216,7 @@ acpi_status acpi_find_root_pointer(acpi_size *table_address)
/* A valid RSDP was not found */
- ACPI_ERROR((AE_INFO, "A valid RSDP was not found"));
+ ACPI_BIOS_ERROR((AE_INFO, "A valid RSDP was not found"));
return_ACPI_STATUS(AE_NOT_FOUND);
}
@@ -225,7 +225,7 @@ acpi_status acpi_find_root_pointer(acpi_size *table_address)
* FUNCTION: acpi_tb_scan_memory_for_rsdp
*
* PARAMETERS: start_address - Starting pointer for search
- * Length - Maximum length to search
+ * length - Maximum length to search
*
* RETURN: Pointer to the RSDP if found, otherwise NULL.
*
diff --git a/drivers/acpi/acpica/utaddress.c b/drivers/acpi/acpica/utaddress.c
index 67932aebe6dd..64880306133d 100644
--- a/drivers/acpi/acpica/utaddress.c
+++ b/drivers/acpi/acpica/utaddress.c
@@ -53,8 +53,8 @@ ACPI_MODULE_NAME("utaddress")
* FUNCTION: acpi_ut_add_address_range
*
* PARAMETERS: space_id - Address space ID
- * Address - op_region start address
- * Length - op_region length
+ * address - op_region start address
+ * length - op_region length
* region_node - op_region namespace node
*
* RETURN: Status
@@ -186,9 +186,9 @@ acpi_ut_remove_address_range(acpi_adr_space_type space_id,
* FUNCTION: acpi_ut_check_address_range
*
* PARAMETERS: space_id - Address space ID
- * Address - Start address
- * Length - Length of address range
- * Warn - TRUE if warning on overlap desired
+ * address - Start address
+ * length - Length of address range
+ * warn - TRUE if warning on overlap desired
*
* RETURN: Count of the number of conflicts detected. Zero is always
* returned for Space IDs other than Memory or I/O.
diff --git a/drivers/acpi/acpica/utalloc.c b/drivers/acpi/acpica/utalloc.c
index 9982d2ea66fb..ed29d474095e 100644
--- a/drivers/acpi/acpica/utalloc.c
+++ b/drivers/acpi/acpica/utalloc.c
@@ -189,7 +189,7 @@ acpi_status acpi_ut_delete_caches(void)
*
* FUNCTION: acpi_ut_validate_buffer
*
- * PARAMETERS: Buffer - Buffer descriptor to be validated
+ * PARAMETERS: buffer - Buffer descriptor to be validated
*
* RETURN: Status
*
@@ -227,7 +227,7 @@ acpi_status acpi_ut_validate_buffer(struct acpi_buffer * buffer)
*
* FUNCTION: acpi_ut_initialize_buffer
*
- * PARAMETERS: Buffer - Buffer to be validated
+ * PARAMETERS: buffer - Buffer to be validated
* required_length - Length needed
*
* RETURN: Status
@@ -308,10 +308,10 @@ acpi_ut_initialize_buffer(struct acpi_buffer * buffer,
*
* FUNCTION: acpi_ut_allocate
*
- * PARAMETERS: Size - Size of the allocation
- * Component - Component type of caller
- * Module - Source file name of caller
- * Line - Line number of caller
+ * PARAMETERS: size - Size of the allocation
+ * component - Component type of caller
+ * module - Source file name of caller
+ * line - Line number of caller
*
* RETURN: Address of the allocated memory on success, NULL on failure.
*
@@ -352,10 +352,10 @@ void *acpi_ut_allocate(acpi_size size,
*
* FUNCTION: acpi_ut_allocate_zeroed
*
- * PARAMETERS: Size - Size of the allocation
- * Component - Component type of caller
- * Module - Source file name of caller
- * Line - Line number of caller
+ * PARAMETERS: size - Size of the allocation
+ * component - Component type of caller
+ * module - Source file name of caller
+ * line - Line number of caller
*
* RETURN: Address of the allocated memory on success, NULL on failure.
*
diff --git a/drivers/acpi/acpica/utcopy.c b/drivers/acpi/acpica/utcopy.c
index 3317c0a406ee..294692ae76e9 100644
--- a/drivers/acpi/acpica/utcopy.c
+++ b/drivers/acpi/acpica/utcopy.c
@@ -317,7 +317,7 @@ acpi_ut_copy_ielement_to_eelement(u8 object_type,
* FUNCTION: acpi_ut_copy_ipackage_to_epackage
*
* PARAMETERS: internal_object - Pointer to the object we are returning
- * Buffer - Where the object is returned
+ * buffer - Where the object is returned
* space_used - Where the object length is returned
*
* RETURN: Status
diff --git a/drivers/acpi/acpica/utdebug.c b/drivers/acpi/acpica/utdebug.c
index a0998a886318..e810894149ae 100644
--- a/drivers/acpi/acpica/utdebug.c
+++ b/drivers/acpi/acpica/utdebug.c
@@ -145,7 +145,7 @@ static const char *acpi_ut_trim_function_name(const char *function_name)
* function_name - Caller's procedure name
* module_name - Caller's module name
* component_id - Caller's component ID
- * Format - Printf format field
+ * format - Printf format field
* ... - Optional printf arguments
*
* RETURN: None
@@ -217,7 +217,7 @@ ACPI_EXPORT_SYMBOL(acpi_debug_print)
* function_name - Caller's procedure name
* module_name - Caller's module name
* component_id - Caller's component ID
- * Format - Printf format field
+ * format - Printf format field
* ... - Optional printf arguments
*
* RETURN: None
@@ -286,7 +286,7 @@ ACPI_EXPORT_SYMBOL(acpi_ut_trace)
* function_name - Caller's procedure name
* module_name - Caller's module name
* component_id - Caller's component ID
- * Pointer - Pointer to display
+ * pointer - Pointer to display
*
* RETURN: None
*
@@ -315,7 +315,7 @@ acpi_ut_trace_ptr(u32 line_number,
* function_name - Caller's procedure name
* module_name - Caller's module name
* component_id - Caller's component ID
- * String - Additional string to display
+ * string - Additional string to display
*
* RETURN: None
*
@@ -346,7 +346,7 @@ acpi_ut_trace_str(u32 line_number,
* function_name - Caller's procedure name
* module_name - Caller's module name
* component_id - Caller's component ID
- * Integer - Integer to display
+ * integer - Integer to display
*
* RETURN: None
*
@@ -408,7 +408,7 @@ ACPI_EXPORT_SYMBOL(acpi_ut_exit)
* function_name - Caller's procedure name
* module_name - Caller's module name
* component_id - Caller's component ID
- * Status - Exit status code
+ * status - Exit status code
*
* RETURN: None
*
@@ -449,7 +449,7 @@ ACPI_EXPORT_SYMBOL(acpi_ut_status_exit)
* function_name - Caller's procedure name
* module_name - Caller's module name
* component_id - Caller's component ID
- * Value - Value to be printed with exit msg
+ * value - Value to be printed with exit msg
*
* RETURN: None
*
@@ -481,7 +481,7 @@ ACPI_EXPORT_SYMBOL(acpi_ut_value_exit)
* function_name - Caller's procedure name
* module_name - Caller's module name
* component_id - Caller's component ID
- * Ptr - Pointer to display
+ * ptr - Pointer to display
*
* RETURN: None
*
@@ -508,10 +508,10 @@ acpi_ut_ptr_exit(u32 line_number,
*
* FUNCTION: acpi_ut_dump_buffer
*
- * PARAMETERS: Buffer - Buffer to dump
- * Count - Amount to dump, in bytes
- * Display - BYTE, WORD, DWORD, or QWORD display
- * component_iD - Caller's component ID
+ * PARAMETERS: buffer - Buffer to dump
+ * count - Amount to dump, in bytes
+ * display - BYTE, WORD, DWORD, or QWORD display
+ * component_ID - Caller's component ID
*
* RETURN: None
*
@@ -625,10 +625,10 @@ void acpi_ut_dump_buffer2(u8 * buffer, u32 count, u32 display)
*
* FUNCTION: acpi_ut_dump_buffer
*
- * PARAMETERS: Buffer - Buffer to dump
- * Count - Amount to dump, in bytes
- * Display - BYTE, WORD, DWORD, or QWORD display
- * component_iD - Caller's component ID
+ * PARAMETERS: buffer - Buffer to dump
+ * count - Amount to dump, in bytes
+ * display - BYTE, WORD, DWORD, or QWORD display
+ * component_ID - Caller's component ID
*
* RETURN: None
*
diff --git a/drivers/acpi/acpica/utdecode.c b/drivers/acpi/acpica/utdecode.c
index 684849949bf3..60a158472d82 100644
--- a/drivers/acpi/acpica/utdecode.c
+++ b/drivers/acpi/acpica/utdecode.c
@@ -49,41 +49,6 @@
#define _COMPONENT ACPI_UTILITIES
ACPI_MODULE_NAME("utdecode")
-/*******************************************************************************
- *
- * FUNCTION: acpi_format_exception
- *
- * PARAMETERS: Status - The acpi_status code to be formatted
- *
- * RETURN: A string containing the exception text. A valid pointer is
- * always returned.
- *
- * DESCRIPTION: This function translates an ACPI exception into an ASCII string
- * It is here instead of utxface.c so it is always present.
- *
- ******************************************************************************/
-const char *acpi_format_exception(acpi_status status)
-{
- const char *exception = NULL;
-
- ACPI_FUNCTION_ENTRY();
-
- exception = acpi_ut_validate_exception(status);
- if (!exception) {
-
- /* Exception code was not recognized */
-
- ACPI_ERROR((AE_INFO,
- "Unknown exception code: 0x%8.8X", status));
-
- exception = "UNKNOWN_STATUS_CODE";
- }
-
- return (ACPI_CAST_PTR(const char, exception));
-}
-
-ACPI_EXPORT_SYMBOL(acpi_format_exception)
-
/*
* Properties of the ACPI Object Types, both internal and external.
* The table is indexed by values of acpi_object_type
@@ -126,8 +91,8 @@ const u8 acpi_gbl_ns_properties[ACPI_NUM_NS_TYPES] = {
*
* FUNCTION: acpi_ut_hex_to_ascii_char
*
- * PARAMETERS: Integer - Contains the hex digit
- * Position - bit position of the digit within the
+ * PARAMETERS: integer - Contains the hex digit
+ * position - bit position of the digit within the
* integer (multiple of 4)
*
* RETURN: The converted Ascii character
@@ -164,16 +129,17 @@ char acpi_ut_hex_to_ascii_char(u64 integer, u32 position)
/* Region type decoding */
const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS] = {
- "SystemMemory",
- "SystemIO",
- "PCI_Config",
- "EmbeddedControl",
- "SMBus",
- "SystemCMOS",
- "PCIBARTarget",
- "IPMI",
- "GeneralPurposeIo",
- "GenericSerialBus"
+ "SystemMemory", /* 0x00 */
+ "SystemIO", /* 0x01 */
+ "PCI_Config", /* 0x02 */
+ "EmbeddedControl", /* 0x03 */
+ "SMBus", /* 0x04 */
+ "SystemCMOS", /* 0x05 */
+ "PCIBARTarget", /* 0x06 */
+ "IPMI", /* 0x07 */
+ "GeneralPurposeIo", /* 0x08 */
+ "GenericSerialBus", /* 0x09 */
+ "PCC" /* 0x0A */
};
char *acpi_ut_get_region_name(u8 space_id)
@@ -228,7 +194,7 @@ char *acpi_ut_get_event_name(u32 event_id)
*
* FUNCTION: acpi_ut_get_type_name
*
- * PARAMETERS: Type - An ACPI object type
+ * PARAMETERS: type - An ACPI object type
*
* RETURN: Decoded ACPI object type name
*
@@ -306,7 +272,7 @@ char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc)
*
* FUNCTION: acpi_ut_get_node_name
*
- * PARAMETERS: Object - A namespace node
+ * PARAMETERS: object - A namespace node
*
* RETURN: ASCII name of the node
*
@@ -351,7 +317,7 @@ char *acpi_ut_get_node_name(void *object)
*
* FUNCTION: acpi_ut_get_descriptor_name
*
- * PARAMETERS: Object - An ACPI object
+ * PARAMETERS: object - An ACPI object
*
* RETURN: Decoded name of the descriptor type
*
@@ -401,7 +367,7 @@ char *acpi_ut_get_descriptor_name(void *object)
*
* FUNCTION: acpi_ut_get_reference_name
*
- * PARAMETERS: Object - An ACPI reference object
+ * PARAMETERS: object - An ACPI reference object
*
* RETURN: Decoded name of the type of reference
*
@@ -532,7 +498,7 @@ const char *acpi_ut_get_notify_name(u32 notify_value)
*
* FUNCTION: acpi_ut_valid_object_type
*
- * PARAMETERS: Type - Object type to be validated
+ * PARAMETERS: type - Object type to be validated
*
* RETURN: TRUE if valid object type, FALSE otherwise
*
diff --git a/drivers/acpi/acpica/utdelete.c b/drivers/acpi/acpica/utdelete.c
index 2a6c3e183697..798105443d0f 100644
--- a/drivers/acpi/acpica/utdelete.c
+++ b/drivers/acpi/acpica/utdelete.c
@@ -60,7 +60,7 @@ acpi_ut_update_ref_count(union acpi_operand_object *object, u32 action);
*
* FUNCTION: acpi_ut_delete_internal_obj
*
- * PARAMETERS: Object - Object to be deleted
+ * PARAMETERS: object - Object to be deleted
*
* RETURN: None
*
@@ -152,7 +152,7 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object)
case ACPI_TYPE_PROCESSOR:
case ACPI_TYPE_THERMAL:
- /* Walk the notify handler list for this object */
+ /* Walk the address handler list for this object */
handler_desc = object->common_notify.handler;
while (handler_desc) {
@@ -358,8 +358,8 @@ void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list)
*
* FUNCTION: acpi_ut_update_ref_count
*
- * PARAMETERS: Object - Object whose ref count is to be updated
- * Action - What to do
+ * PARAMETERS: object - Object whose ref count is to be updated
+ * action - What to do
*
* RETURN: New ref count
*
@@ -456,9 +456,9 @@ acpi_ut_update_ref_count(union acpi_operand_object *object, u32 action)
*
* FUNCTION: acpi_ut_update_object_reference
*
- * PARAMETERS: Object - Increment ref count for this object
+ * PARAMETERS: object - Increment ref count for this object
* and all sub-objects
- * Action - Either REF_INCREMENT or REF_DECREMENT or
+ * action - Either REF_INCREMENT or REF_DECREMENT or
* REF_FORCE_DELETE
*
* RETURN: Status
@@ -480,6 +480,7 @@ acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action)
acpi_status status = AE_OK;
union acpi_generic_state *state_list = NULL;
union acpi_operand_object *next_object = NULL;
+ union acpi_operand_object *prev_object;
union acpi_generic_state *state;
u32 i;
@@ -505,12 +506,21 @@ acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action)
case ACPI_TYPE_POWER:
case ACPI_TYPE_THERMAL:
- /* Update the notify objects for these types (if present) */
-
- acpi_ut_update_ref_count(object->common_notify.
- system_notify, action);
- acpi_ut_update_ref_count(object->common_notify.
- device_notify, action);
+ /*
+ * Update the notify objects for these types (if present)
+ * Two lists, system and device notify handlers.
+ */
+ for (i = 0; i < ACPI_NUM_NOTIFY_TYPES; i++) {
+ prev_object =
+ object->common_notify.notify_list[i];
+ while (prev_object) {
+ next_object =
+ prev_object->notify.next[i];
+ acpi_ut_update_ref_count(prev_object,
+ action);
+ prev_object = next_object;
+ }
+ }
break;
case ACPI_TYPE_PACKAGE:
@@ -630,7 +640,7 @@ acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action)
*
* FUNCTION: acpi_ut_add_reference
*
- * PARAMETERS: Object - Object whose reference count is to be
+ * PARAMETERS: object - Object whose reference count is to be
* incremented
*
* RETURN: None
@@ -664,7 +674,7 @@ void acpi_ut_add_reference(union acpi_operand_object *object)
*
* FUNCTION: acpi_ut_remove_reference
*
- * PARAMETERS: Object - Object whose ref count will be decremented
+ * PARAMETERS: object - Object whose ref count will be decremented
*
* RETURN: None
*
diff --git a/drivers/acpi/acpica/uteval.c b/drivers/acpi/acpica/uteval.c
index 479f32b33415..a9c65fbea5f4 100644
--- a/drivers/acpi/acpica/uteval.c
+++ b/drivers/acpi/acpica/uteval.c
@@ -53,7 +53,7 @@ ACPI_MODULE_NAME("uteval")
* FUNCTION: acpi_ut_evaluate_object
*
* PARAMETERS: prefix_node - Starting node
- * Path - Path to object from starting node
+ * path - Path to object from starting node
* expected_return_types - Bitmap of allowed return types
* return_desc - Where a return value is stored
*
@@ -187,7 +187,7 @@ acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
*
* PARAMETERS: object_name - Object name to be evaluated
* device_node - Node for the device
- * Value - Where the value is returned
+ * value - Where the value is returned
*
* RETURN: Status
*
@@ -229,7 +229,7 @@ acpi_ut_evaluate_numeric_object(char *object_name,
* FUNCTION: acpi_ut_execute_STA
*
* PARAMETERS: device_node - Node for the device
- * Flags - Where the status flags are returned
+ * flags - Where the status flags are returned
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/utexcep.c b/drivers/acpi/acpica/utexcep.c
new file mode 100644
index 000000000000..23b98945f6b7
--- /dev/null
+++ b/drivers/acpi/acpica/utexcep.c
@@ -0,0 +1,153 @@
+/*******************************************************************************
+ *
+ * Module Name: utexcep - Exception code support
+ *
+ ******************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2012, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#define ACPI_DEFINE_EXCEPTION_TABLE
+#include <linux/export.h>
+#include <acpi/acpi.h>
+#include "accommon.h"
+
+#define _COMPONENT ACPI_UTILITIES
+ACPI_MODULE_NAME("utexcep")
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_format_exception
+ *
+ * PARAMETERS: status - The acpi_status code to be formatted
+ *
+ * RETURN: A string containing the exception text. A valid pointer is
+ * always returned.
+ *
+ * DESCRIPTION: This function translates an ACPI exception into an ASCII
+ * string. Returns "unknown status" string for invalid codes.
+ *
+ ******************************************************************************/
+const char *acpi_format_exception(acpi_status status)
+{
+ const char *exception = NULL;
+
+ ACPI_FUNCTION_ENTRY();
+
+ exception = acpi_ut_validate_exception(status);
+ if (!exception) {
+
+ /* Exception code was not recognized */
+
+ ACPI_ERROR((AE_INFO,
+ "Unknown exception code: 0x%8.8X", status));
+
+ exception = "UNKNOWN_STATUS_CODE";
+ }
+
+ return (ACPI_CAST_PTR(const char, exception));
+}
+
+ACPI_EXPORT_SYMBOL(acpi_format_exception)
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ut_validate_exception
+ *
+ * PARAMETERS: status - The acpi_status code to be formatted
+ *
+ * RETURN: A string containing the exception text. NULL if exception is
+ * not valid.
+ *
+ * DESCRIPTION: This function validates and translates an ACPI exception into
+ * an ASCII string.
+ *
+ ******************************************************************************/
+const char *acpi_ut_validate_exception(acpi_status status)
+{
+ u32 sub_status;
+ const char *exception = NULL;
+
+ ACPI_FUNCTION_ENTRY();
+
+ /*
+ * Status is composed of two parts, a "type" and an actual code
+ */
+ sub_status = (status & ~AE_CODE_MASK);
+
+ switch (status & AE_CODE_MASK) {
+ case AE_CODE_ENVIRONMENTAL:
+
+ if (sub_status <= AE_CODE_ENV_MAX) {
+ exception = acpi_gbl_exception_names_env[sub_status];
+ }
+ break;
+
+ case AE_CODE_PROGRAMMER:
+
+ if (sub_status <= AE_CODE_PGM_MAX) {
+ exception = acpi_gbl_exception_names_pgm[sub_status];
+ }
+ break;
+
+ case AE_CODE_ACPI_TABLES:
+
+ if (sub_status <= AE_CODE_TBL_MAX) {
+ exception = acpi_gbl_exception_names_tbl[sub_status];
+ }
+ break;
+
+ case AE_CODE_AML:
+
+ if (sub_status <= AE_CODE_AML_MAX) {
+ exception = acpi_gbl_exception_names_aml[sub_status];
+ }
+ break;
+
+ case AE_CODE_CONTROL:
+
+ if (sub_status <= AE_CODE_CTRL_MAX) {
+ exception = acpi_gbl_exception_names_ctrl[sub_status];
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ return (ACPI_CAST_PTR(const char, exception));
+}
diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c
index 90f53b42eca9..ed1893155f8b 100644
--- a/drivers/acpi/acpica/utglobal.c
+++ b/drivers/acpi/acpica/utglobal.c
@@ -247,8 +247,9 @@ struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] =
*
* RETURN: Status
*
- * DESCRIPTION: Init library globals. All globals that require specific
- * initialization should be initialized here!
+ * DESCRIPTION: Initialize ACPICA globals. All globals that require specific
+ * initialization should be initialized here. This allows for
+ * a warm restart.
*
******************************************************************************/
@@ -284,7 +285,7 @@ acpi_status acpi_ut_init_globals(void)
acpi_gbl_owner_id_mask[i] = 0;
}
- /* Last owner_iD is never valid */
+ /* Last owner_ID is never valid */
acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS - 1] = 0x80000000;
@@ -304,8 +305,8 @@ acpi_status acpi_ut_init_globals(void)
/* Global handlers */
- acpi_gbl_system_notify.handler = NULL;
- acpi_gbl_device_notify.handler = NULL;
+ acpi_gbl_global_notify[0].handler = NULL;
+ acpi_gbl_global_notify[1].handler = NULL;
acpi_gbl_exception_handler = NULL;
acpi_gbl_init_handler = NULL;
acpi_gbl_table_handler = NULL;
diff --git a/drivers/acpi/acpica/utids.c b/drivers/acpi/acpica/utids.c
index c92eb1d93785..5d84e1954575 100644
--- a/drivers/acpi/acpica/utids.c
+++ b/drivers/acpi/acpica/utids.c
@@ -1,6 +1,6 @@
/******************************************************************************
*
- * Module Name: utids - support for device IDs - HID, UID, CID
+ * Module Name: utids - support for device Ids - HID, UID, CID
*
*****************************************************************************/
diff --git a/drivers/acpi/acpica/utlock.c b/drivers/acpi/acpica/utlock.c
index 155fd786d0f2..b1eb7f17e110 100644
--- a/drivers/acpi/acpica/utlock.c
+++ b/drivers/acpi/acpica/utlock.c
@@ -52,7 +52,7 @@ ACPI_MODULE_NAME("utlock")
* FUNCTION: acpi_ut_create_rw_lock
* acpi_ut_delete_rw_lock
*
- * PARAMETERS: Lock - Pointer to a valid RW lock
+ * PARAMETERS: lock - Pointer to a valid RW lock
*
* RETURN: Status
*
@@ -89,7 +89,7 @@ void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock)
* FUNCTION: acpi_ut_acquire_read_lock
* acpi_ut_release_read_lock
*
- * PARAMETERS: Lock - Pointer to a valid RW lock
+ * PARAMETERS: lock - Pointer to a valid RW lock
*
* RETURN: Status
*
@@ -149,7 +149,7 @@ acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock)
* FUNCTION: acpi_ut_acquire_write_lock
* acpi_ut_release_write_lock
*
- * PARAMETERS: Lock - Pointer to a valid RW lock
+ * PARAMETERS: lock - Pointer to a valid RW lock
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/utmath.c b/drivers/acpi/acpica/utmath.c
index 2491a552b0e6..d88a8aaab2a6 100644
--- a/drivers/acpi/acpica/utmath.c
+++ b/drivers/acpi/acpica/utmath.c
@@ -73,8 +73,8 @@ typedef union uint64_overlay {
*
* FUNCTION: acpi_ut_short_divide
*
- * PARAMETERS: Dividend - 64-bit dividend
- * Divisor - 32-bit divisor
+ * PARAMETERS: dividend - 64-bit dividend
+ * divisor - 32-bit divisor
* out_quotient - Pointer to where the quotient is returned
* out_remainder - Pointer to where the remainder is returned
*
diff --git a/drivers/acpi/acpica/utmisc.c b/drivers/acpi/acpica/utmisc.c
index 86f19db74e05..33c6cf7ff467 100644
--- a/drivers/acpi/acpica/utmisc.c
+++ b/drivers/acpi/acpica/utmisc.c
@@ -50,79 +50,41 @@
#define _COMPONENT ACPI_UTILITIES
ACPI_MODULE_NAME("utmisc")
+#if defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP
/*******************************************************************************
*
- * FUNCTION: acpi_ut_validate_exception
+ * FUNCTION: ut_convert_backslashes
*
- * PARAMETERS: Status - The acpi_status code to be formatted
+ * PARAMETERS: pathname - File pathname string to be converted
*
- * RETURN: A string containing the exception text. NULL if exception is
- * not valid.
+ * RETURN: Modifies the input Pathname
*
- * DESCRIPTION: This function validates and translates an ACPI exception into
- * an ASCII string.
+ * DESCRIPTION: Convert all backslashes (0x5C) to forward slashes (0x2F) within
+ * the entire input file pathname string.
*
******************************************************************************/
-const char *acpi_ut_validate_exception(acpi_status status)
+void ut_convert_backslashes(char *pathname)
{
- u32 sub_status;
- const char *exception = NULL;
- ACPI_FUNCTION_ENTRY();
-
- /*
- * Status is composed of two parts, a "type" and an actual code
- */
- sub_status = (status & ~AE_CODE_MASK);
-
- switch (status & AE_CODE_MASK) {
- case AE_CODE_ENVIRONMENTAL:
-
- if (sub_status <= AE_CODE_ENV_MAX) {
- exception = acpi_gbl_exception_names_env[sub_status];
- }
- break;
-
- case AE_CODE_PROGRAMMER:
-
- if (sub_status <= AE_CODE_PGM_MAX) {
- exception = acpi_gbl_exception_names_pgm[sub_status];
- }
- break;
-
- case AE_CODE_ACPI_TABLES:
-
- if (sub_status <= AE_CODE_TBL_MAX) {
- exception = acpi_gbl_exception_names_tbl[sub_status];
- }
- break;
-
- case AE_CODE_AML:
-
- if (sub_status <= AE_CODE_AML_MAX) {
- exception = acpi_gbl_exception_names_aml[sub_status];
- }
- break;
-
- case AE_CODE_CONTROL:
+ if (!pathname) {
+ return;
+ }
- if (sub_status <= AE_CODE_CTRL_MAX) {
- exception = acpi_gbl_exception_names_ctrl[sub_status];
+ while (*pathname) {
+ if (*pathname == '\\') {
+ *pathname = '/';
}
- break;
- default:
- break;
+ pathname++;
}
-
- return (ACPI_CAST_PTR(const char, exception));
}
+#endif
/*******************************************************************************
*
* FUNCTION: acpi_ut_is_pci_root_bridge
*
- * PARAMETERS: Id - The HID/CID in string format
+ * PARAMETERS: id - The HID/CID in string format
*
* RETURN: TRUE if the Id is a match for a PCI/PCI-Express Root Bridge
*
@@ -150,7 +112,7 @@ u8 acpi_ut_is_pci_root_bridge(char *id)
*
* FUNCTION: acpi_ut_is_aml_table
*
- * PARAMETERS: Table - An ACPI table
+ * PARAMETERS: table - An ACPI table
*
* RETURN: TRUE if table contains executable AML; FALSE otherwise
*
@@ -284,7 +246,7 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id)
*
* FUNCTION: acpi_ut_release_owner_id
*
- * PARAMETERS: owner_id_ptr - Pointer to a previously allocated owner_iD
+ * PARAMETERS: owner_id_ptr - Pointer to a previously allocated owner_ID
*
* RETURN: None. No error is returned because we are either exiting a
* control method or unloading a table. Either way, we would
@@ -307,7 +269,7 @@ void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr)
*owner_id_ptr = 0;
- /* Zero is not a valid owner_iD */
+ /* Zero is not a valid owner_ID */
if (owner_id == 0) {
ACPI_ERROR((AE_INFO, "Invalid OwnerId: 0x%2.2X", owner_id));
@@ -381,7 +343,7 @@ void acpi_ut_strupr(char *src_string)
*
* FUNCTION: acpi_ut_print_string
*
- * PARAMETERS: String - Null terminated ASCII string
+ * PARAMETERS: string - Null terminated ASCII string
* max_length - Maximum output length
*
* RETURN: None
@@ -467,7 +429,7 @@ void acpi_ut_print_string(char *string, u8 max_length)
*
* FUNCTION: acpi_ut_dword_byte_swap
*
- * PARAMETERS: Value - Value to be converted
+ * PARAMETERS: value - Value to be converted
*
* RETURN: u32 integer with bytes swapped
*
@@ -537,9 +499,9 @@ void acpi_ut_set_integer_width(u8 revision)
*
* FUNCTION: acpi_ut_display_init_pathname
*
- * PARAMETERS: Type - Object type of the node
+ * PARAMETERS: type - Object type of the node
* obj_handle - Handle whose pathname will be displayed
- * Path - Additional path string to be appended.
+ * path - Additional path string to be appended.
* (NULL if no extra path)
*
* RETURN: acpi_status
@@ -604,8 +566,8 @@ acpi_ut_display_init_pathname(u8 type,
*
* FUNCTION: acpi_ut_valid_acpi_char
*
- * PARAMETERS: Char - The character to be examined
- * Position - Byte position (0-3)
+ * PARAMETERS: char - The character to be examined
+ * position - Byte position (0-3)
*
* RETURN: TRUE if the character is valid, FALSE otherwise
*
@@ -640,7 +602,7 @@ u8 acpi_ut_valid_acpi_char(char character, u32 position)
*
* FUNCTION: acpi_ut_valid_acpi_name
*
- * PARAMETERS: Name - The name to be examined
+ * PARAMETERS: name - The name to be examined
*
* RETURN: TRUE if the name is valid, FALSE otherwise
*
@@ -671,7 +633,7 @@ u8 acpi_ut_valid_acpi_name(u32 name)
*
* FUNCTION: acpi_ut_repair_name
*
- * PARAMETERS: Name - The ACPI name to be repaired
+ * PARAMETERS: name - The ACPI name to be repaired
*
* RETURN: Repaired version of the name
*
@@ -705,8 +667,8 @@ acpi_name acpi_ut_repair_name(char *name)
*
* FUNCTION: acpi_ut_strtoul64
*
- * PARAMETERS: String - Null terminated string
- * Base - Radix of the string: 16 or ACPI_ANY_BASE;
+ * PARAMETERS: string - Null terminated string
+ * base - Radix of the string: 16 or ACPI_ANY_BASE;
* ACPI_ANY_BASE means 'in behalf of to_integer'
* ret_integer - Where the converted integer is returned
*
@@ -755,7 +717,7 @@ acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 * ret_integer)
if (to_integer_op) {
/*
- * Base equal to ACPI_ANY_BASE means 'to_integer operation case'.
+ * Base equal to ACPI_ANY_BASE means 'ToInteger operation case'.
* We need to determine if it is decimal or hexadecimal.
*/
if ((*string == '0') && (ACPI_TOLOWER(*(string + 1)) == 'x')) {
@@ -878,8 +840,8 @@ acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 * ret_integer)
*
* FUNCTION: acpi_ut_create_update_state_and_push
*
- * PARAMETERS: Object - Object to be added to the new state
- * Action - Increment/Decrement
+ * PARAMETERS: object - Object to be added to the new state
+ * action - Increment/Decrement
* state_list - List the state will be added to
*
* RETURN: Status
@@ -919,7 +881,7 @@ acpi_ut_create_update_state_and_push(union acpi_operand_object *object,
* PARAMETERS: source_object - The package to walk
* target_object - Target object (if package is being copied)
* walk_callback - Called once for each package element
- * Context - Passed to the callback function
+ * context - Passed to the callback function
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/utmutex.c b/drivers/acpi/acpica/utmutex.c
index 43174df33121..296baa676bc5 100644
--- a/drivers/acpi/acpica/utmutex.c
+++ b/drivers/acpi/acpica/utmutex.c
@@ -147,7 +147,7 @@ void acpi_ut_mutex_terminate(void)
*
* FUNCTION: acpi_ut_create_mutex
*
- * PARAMETERS: mutex_iD - ID of the mutex to be created
+ * PARAMETERS: mutex_ID - ID of the mutex to be created
*
* RETURN: Status
*
@@ -176,7 +176,7 @@ static acpi_status acpi_ut_create_mutex(acpi_mutex_handle mutex_id)
*
* FUNCTION: acpi_ut_delete_mutex
*
- * PARAMETERS: mutex_iD - ID of the mutex to be deleted
+ * PARAMETERS: mutex_ID - ID of the mutex to be deleted
*
* RETURN: Status
*
@@ -199,7 +199,7 @@ static void acpi_ut_delete_mutex(acpi_mutex_handle mutex_id)
*
* FUNCTION: acpi_ut_acquire_mutex
*
- * PARAMETERS: mutex_iD - ID of the mutex to be acquired
+ * PARAMETERS: mutex_ID - ID of the mutex to be acquired
*
* RETURN: Status
*
@@ -283,7 +283,7 @@ acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id)
*
* FUNCTION: acpi_ut_release_mutex
*
- * PARAMETERS: mutex_iD - ID of the mutex to be released
+ * PARAMETERS: mutex_ID - ID of the mutex to be released
*
* RETURN: Status
*
diff --git a/drivers/acpi/acpica/utobject.c b/drivers/acpi/acpica/utobject.c
index b112744fc9ae..655f0799a391 100644
--- a/drivers/acpi/acpica/utobject.c
+++ b/drivers/acpi/acpica/utobject.c
@@ -69,7 +69,7 @@ acpi_ut_get_element_length(u8 object_type,
* PARAMETERS: module_name - Source file name of caller
* line_number - Line number of caller
* component_id - Component type of caller
- * Type - ACPI Type of the new object
+ * type - ACPI Type of the new object
*
* RETURN: A new internal object, null on failure
*
@@ -150,7 +150,7 @@ union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char
*
* FUNCTION: acpi_ut_create_package_object
*
- * PARAMETERS: Count - Number of package elements
+ * PARAMETERS: count - Number of package elements
*
* RETURN: Pointer to a new Package object, null on failure
*
@@ -323,11 +323,11 @@ union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size)
*
* FUNCTION: acpi_ut_valid_internal_object
*
- * PARAMETERS: Object - Object to be validated
+ * PARAMETERS: object - Object to be validated
*
* RETURN: TRUE if object is valid, FALSE otherwise
*
- * DESCRIPTION: Validate a pointer to be a union acpi_operand_object
+ * DESCRIPTION: Validate a pointer to be of type union acpi_operand_object
*
******************************************************************************/
@@ -348,7 +348,7 @@ u8 acpi_ut_valid_internal_object(void *object)
switch (ACPI_GET_DESCRIPTOR_TYPE(object)) {
case ACPI_DESC_TYPE_OPERAND:
- /* The object appears to be a valid union acpi_operand_object */
+ /* The object appears to be a valid union acpi_operand_object */
return (TRUE);
@@ -407,7 +407,7 @@ void *acpi_ut_allocate_object_desc_dbg(const char *module_name,
*
* FUNCTION: acpi_ut_delete_object_desc
*
- * PARAMETERS: Object - An Acpi internal object to be deleted
+ * PARAMETERS: object - An Acpi internal object to be deleted
*
* RETURN: None.
*
@@ -419,7 +419,7 @@ void acpi_ut_delete_object_desc(union acpi_operand_object *object)
{
ACPI_FUNCTION_TRACE_PTR(ut_delete_object_desc, object);
- /* Object must be a union acpi_operand_object */
+ /* Object must be a union acpi_operand_object */
if (ACPI_GET_DESCRIPTOR_TYPE(object) != ACPI_DESC_TYPE_OPERAND) {
ACPI_ERROR((AE_INFO,
diff --git a/drivers/acpi/acpica/utosi.c b/drivers/acpi/acpica/utosi.c
index 2360cf70c18c..34ef0bd7e4b4 100644
--- a/drivers/acpi/acpica/utosi.c
+++ b/drivers/acpi/acpica/utosi.c
@@ -68,7 +68,7 @@ static struct acpi_interface_info acpi_default_supported_interfaces[] = {
{"Windows 2001.1", NULL, 0, ACPI_OSI_WINSRV_2003}, /* Windows Server 2003 */
{"Windows 2001 SP2", NULL, 0, ACPI_OSI_WIN_XP_SP2}, /* Windows XP SP2 */
{"Windows 2001.1 SP1", NULL, 0, ACPI_OSI_WINSRV_2003_SP1}, /* Windows Server 2003 SP1 - Added 03/2006 */
- {"Windows 2006", NULL, 0, ACPI_OSI_WIN_VISTA}, /* Windows Vista - Added 03/2006 */
+ {"Windows 2006", NULL, 0, ACPI_OSI_WIN_VISTA}, /* Windows vista - Added 03/2006 */
{"Windows 2006.1", NULL, 0, ACPI_OSI_WINSRV_2008}, /* Windows Server 2008 - Added 09/2009 */
{"Windows 2006 SP1", NULL, 0, ACPI_OSI_WIN_VISTA_SP1}, /* Windows Vista SP1 - Added 09/2009 */
{"Windows 2006 SP2", NULL, 0, ACPI_OSI_WIN_VISTA_SP2}, /* Windows Vista SP2 - Added 09/2010 */
diff --git a/drivers/acpi/acpica/utresrc.c b/drivers/acpi/acpica/utresrc.c
index 9d441ea70305..e38bef4980bc 100644
--- a/drivers/acpi/acpica/utresrc.c
+++ b/drivers/acpi/acpica/utresrc.c
@@ -356,13 +356,13 @@ static const u8 acpi_gbl_resource_types[] = {
ACPI_SMALL_VARIABLE_LENGTH, /* 06 start_dependent_functions */
ACPI_FIXED_LENGTH, /* 07 end_dependent_functions */
ACPI_FIXED_LENGTH, /* 08 IO */
- ACPI_FIXED_LENGTH, /* 09 fixed_iO */
- ACPI_FIXED_LENGTH, /* 0_a fixed_dMA */
+ ACPI_FIXED_LENGTH, /* 09 fixed_IO */
+ ACPI_FIXED_LENGTH, /* 0A fixed_DMA */
0,
0,
0,
- ACPI_VARIABLE_LENGTH, /* 0_e vendor_short */
- ACPI_FIXED_LENGTH, /* 0_f end_tag */
+ ACPI_VARIABLE_LENGTH, /* 0E vendor_short */
+ ACPI_FIXED_LENGTH, /* 0F end_tag */
/* Large descriptors */
@@ -375,16 +375,16 @@ static const u8 acpi_gbl_resource_types[] = {
ACPI_FIXED_LENGTH, /* 06 memory32_fixed */
ACPI_VARIABLE_LENGTH, /* 07 Dword* address */
ACPI_VARIABLE_LENGTH, /* 08 Word* address */
- ACPI_VARIABLE_LENGTH, /* 09 extended_iRQ */
- ACPI_VARIABLE_LENGTH, /* 0_a Qword* address */
- ACPI_FIXED_LENGTH, /* 0_b Extended* address */
- ACPI_VARIABLE_LENGTH, /* 0_c Gpio* */
+ ACPI_VARIABLE_LENGTH, /* 09 extended_IRQ */
+ ACPI_VARIABLE_LENGTH, /* 0A Qword* address */
+ ACPI_FIXED_LENGTH, /* 0B Extended* address */
+ ACPI_VARIABLE_LENGTH, /* 0C Gpio* */
0,
- ACPI_VARIABLE_LENGTH /* 0_e *serial_bus */
+ ACPI_VARIABLE_LENGTH /* 0E *serial_bus */
};
/*
- * For the i_aSL compiler/disassembler, we don't want any error messages
+ * For the iASL compiler/disassembler, we don't want any error messages
* because the disassembler uses the resource validation code to determine
* if Buffer objects are actually Resource Templates.
*/
@@ -398,11 +398,11 @@ static const u8 acpi_gbl_resource_types[] = {
*
* FUNCTION: acpi_ut_walk_aml_resources
*
- * PARAMETERS: Aml - Pointer to the raw AML resource template
+ * PARAMETERS: aml - Pointer to the raw AML resource template
* aml_length - Length of the entire template
* user_function - Called once for each descriptor found. If
* NULL, a pointer to the end_tag is returned
- * Context - Passed to user_function
+ * context - Passed to user_function
*
* RETURN: Status
*
@@ -513,7 +513,7 @@ acpi_ut_walk_aml_resources(u8 * aml,
*
* FUNCTION: acpi_ut_validate_resource
*
- * PARAMETERS: Aml - Pointer to the raw AML resource descriptor
+ * PARAMETERS: aml - Pointer to the raw AML resource descriptor
* return_index - Where the resource index is returned. NULL
* if the index is not required.
*
@@ -664,7 +664,7 @@ acpi_status acpi_ut_validate_resource(void *aml, u8 * return_index)
*
* FUNCTION: acpi_ut_get_resource_type
*
- * PARAMETERS: Aml - Pointer to the raw AML resource descriptor
+ * PARAMETERS: aml - Pointer to the raw AML resource descriptor
*
* RETURN: The Resource Type with no extraneous bits (except the
* Large/Small descriptor bit -- this is left alone)
@@ -698,7 +698,7 @@ u8 acpi_ut_get_resource_type(void *aml)
*
* FUNCTION: acpi_ut_get_resource_length
*
- * PARAMETERS: Aml - Pointer to the raw AML resource descriptor
+ * PARAMETERS: aml - Pointer to the raw AML resource descriptor
*
* RETURN: Byte Length
*
@@ -738,7 +738,7 @@ u16 acpi_ut_get_resource_length(void *aml)
*
* FUNCTION: acpi_ut_get_resource_header_length
*
- * PARAMETERS: Aml - Pointer to the raw AML resource descriptor
+ * PARAMETERS: aml - Pointer to the raw AML resource descriptor
*
* RETURN: Length of the AML header (depends on large/small descriptor)
*
@@ -763,7 +763,7 @@ u8 acpi_ut_get_resource_header_length(void *aml)
*
* FUNCTION: acpi_ut_get_descriptor_length
*
- * PARAMETERS: Aml - Pointer to the raw AML resource descriptor
+ * PARAMETERS: aml - Pointer to the raw AML resource descriptor
*
* RETURN: Byte length
*
diff --git a/drivers/acpi/acpica/utstate.c b/drivers/acpi/acpica/utstate.c
index 4267477c2797..a1c988260073 100644
--- a/drivers/acpi/acpica/utstate.c
+++ b/drivers/acpi/acpica/utstate.c
@@ -51,8 +51,8 @@ ACPI_MODULE_NAME("utstate")
*
* FUNCTION: acpi_ut_create_pkg_state_and_push
*
- * PARAMETERS: Object - Object to be added to the new state
- * Action - Increment/Decrement
+ * PARAMETERS: object - Object to be added to the new state
+ * action - Increment/Decrement
* state_list - List the state will be added to
*
* RETURN: Status
@@ -85,7 +85,7 @@ acpi_ut_create_pkg_state_and_push(void *internal_object,
* FUNCTION: acpi_ut_push_generic_state
*
* PARAMETERS: list_head - Head of the state stack
- * State - State object to push
+ * state - State object to push
*
* RETURN: None
*
@@ -214,8 +214,8 @@ struct acpi_thread_state *acpi_ut_create_thread_state(void)
*
* FUNCTION: acpi_ut_create_update_state
*
- * PARAMETERS: Object - Initial Object to be installed in the state
- * Action - Update action to be performed
+ * PARAMETERS: object - Initial Object to be installed in the state
+ * action - Update action to be performed
*
* RETURN: New state object, null on failure
*
@@ -252,8 +252,8 @@ union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object
*
* FUNCTION: acpi_ut_create_pkg_state
*
- * PARAMETERS: Object - Initial Object to be installed in the state
- * Action - Update action to be performed
+ * PARAMETERS: object - Initial Object to be installed in the state
+ * action - Update action to be performed
*
* RETURN: New state object, null on failure
*
@@ -325,7 +325,7 @@ union acpi_generic_state *acpi_ut_create_control_state(void)
*
* FUNCTION: acpi_ut_delete_generic_state
*
- * PARAMETERS: State - The state object to be deleted
+ * PARAMETERS: state - The state object to be deleted
*
* RETURN: None
*
diff --git a/drivers/acpi/acpica/utxface.c b/drivers/acpi/acpica/utxface.c
index afa94f51ff0b..534179f1177b 100644
--- a/drivers/acpi/acpica/utxface.c
+++ b/drivers/acpi/acpica/utxface.c
@@ -131,7 +131,7 @@ acpi_status __init acpi_initialize_subsystem(void)
*
* FUNCTION: acpi_enable_subsystem
*
- * PARAMETERS: Flags - Init/enable Options
+ * PARAMETERS: flags - Init/enable Options
*
* RETURN: Status
*
@@ -234,7 +234,7 @@ ACPI_EXPORT_SYMBOL(acpi_enable_subsystem)
*
* FUNCTION: acpi_initialize_objects
*
- * PARAMETERS: Flags - Init/enable Options
+ * PARAMETERS: flags - Init/enable Options
*
* RETURN: Status
*
@@ -409,7 +409,7 @@ ACPI_EXPORT_SYMBOL(acpi_subsystem_status)
* PARAMETERS: out_buffer - A buffer to receive the resources for the
* device
*
- * RETURN: Status - the status of the call
+ * RETURN: status - the status of the call
*
* DESCRIPTION: This function is called to get information about the current
* state of the ACPI subsystem. It will return system information
@@ -480,8 +480,8 @@ ACPI_EXPORT_SYMBOL(acpi_get_system_info)
*
* FUNCTION: acpi_install_initialization_handler
*
- * PARAMETERS: Handler - Callback procedure
- * Function - Not (currently) used, see below
+ * PARAMETERS: handler - Callback procedure
+ * function - Not (currently) used, see below
*
* RETURN: Status
*
@@ -618,7 +618,7 @@ ACPI_EXPORT_SYMBOL(acpi_remove_interface)
*
* FUNCTION: acpi_install_interface_handler
*
- * PARAMETERS: Handler - The _OSI interface handler to install
+ * PARAMETERS: handler - The _OSI interface handler to install
* NULL means "remove existing handler"
*
* RETURN: Status
@@ -651,9 +651,9 @@ ACPI_EXPORT_SYMBOL(acpi_install_interface_handler)
* FUNCTION: acpi_check_address_range
*
* PARAMETERS: space_id - Address space ID
- * Address - Start address
- * Length - Length
- * Warn - TRUE if warning on overlap desired
+ * address - Start address
+ * length - Length
+ * warn - TRUE if warning on overlap desired
*
* RETURN: Count of the number of conflicts detected.
*
diff --git a/drivers/acpi/acpica/utxferror.c b/drivers/acpi/acpica/utxferror.c
index 52b568af1819..6d63cc39b9ae 100644
--- a/drivers/acpi/acpica/utxferror.c
+++ b/drivers/acpi/acpica/utxferror.c
@@ -53,7 +53,7 @@ ACPI_MODULE_NAME("utxferror")
* This module is used for the in-kernel ACPICA as well as the ACPICA
* tools/applications.
*
- * For the i_aSL compiler case, the output is redirected to stderr so that
+ * For the iASL compiler case, the output is redirected to stderr so that
* any of the various ACPI errors and warnings do not appear in the output
* files, for either the compiler or disassembler portions of the tool.
*/
@@ -70,7 +70,7 @@ extern FILE *acpi_gbl_output_file;
#else
/*
- * non-i_aSL case - no redirection, nothing to do
+ * non-iASL case - no redirection, nothing to do
*/
#define ACPI_MSG_REDIRECT_BEGIN
#define ACPI_MSG_REDIRECT_END
@@ -82,6 +82,8 @@ extern FILE *acpi_gbl_output_file;
#define ACPI_MSG_EXCEPTION "ACPI Exception: "
#define ACPI_MSG_WARNING "ACPI Warning: "
#define ACPI_MSG_INFO "ACPI: "
+#define ACPI_MSG_BIOS_ERROR "ACPI BIOS Bug: Error: "
+#define ACPI_MSG_BIOS_WARNING "ACPI BIOS Bug: Warning: "
/*
* Common message suffix
*/
@@ -93,7 +95,7 @@ extern FILE *acpi_gbl_output_file;
*
* PARAMETERS: module_name - Caller's module name (for error output)
* line_number - Caller's line number (for error output)
- * Format - Printf format string + additional args
+ * format - Printf format string + additional args
*
* RETURN: None
*
@@ -124,8 +126,8 @@ ACPI_EXPORT_SYMBOL(acpi_error)
*
* PARAMETERS: module_name - Caller's module name (for error output)
* line_number - Caller's line number (for error output)
- * Status - Status to be formatted
- * Format - Printf format string + additional args
+ * status - Status to be formatted
+ * format - Printf format string + additional args
*
* RETURN: None
*
@@ -159,7 +161,7 @@ ACPI_EXPORT_SYMBOL(acpi_exception)
*
* PARAMETERS: module_name - Caller's module name (for error output)
* line_number - Caller's line number (for error output)
- * Format - Printf format string + additional args
+ * format - Printf format string + additional args
*
* RETURN: None
*
@@ -190,7 +192,7 @@ ACPI_EXPORT_SYMBOL(acpi_warning)
*
* PARAMETERS: module_name - Caller's module name (for error output)
* line_number - Caller's line number (for error output)
- * Format - Printf format string + additional args
+ * format - Printf format string + additional args
*
* RETURN: None
*
@@ -218,6 +220,72 @@ acpi_info(const char *module_name, u32 line_number, const char *format, ...)
ACPI_EXPORT_SYMBOL(acpi_info)
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_bios_error
+ *
+ * PARAMETERS: module_name - Caller's module name (for error output)
+ * line_number - Caller's line number (for error output)
+ * format - Printf format string + additional args
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Print "ACPI Firmware Error" message with module/line/version
+ * info
+ *
+ ******************************************************************************/
+void ACPI_INTERNAL_VAR_XFACE
+acpi_bios_error(const char *module_name,
+ u32 line_number, const char *format, ...)
+{
+ va_list arg_list;
+
+ ACPI_MSG_REDIRECT_BEGIN;
+ acpi_os_printf(ACPI_MSG_BIOS_ERROR);
+
+ va_start(arg_list, format);
+ acpi_os_vprintf(format, arg_list);
+ ACPI_MSG_SUFFIX;
+ va_end(arg_list);
+
+ ACPI_MSG_REDIRECT_END;
+}
+
+ACPI_EXPORT_SYMBOL(acpi_bios_error)
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_bios_warning
+ *
+ * PARAMETERS: module_name - Caller's module name (for error output)
+ * line_number - Caller's line number (for error output)
+ * format - Printf format string + additional args
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Print "ACPI Firmware Warning" message with module/line/version
+ * info
+ *
+ ******************************************************************************/
+void ACPI_INTERNAL_VAR_XFACE
+acpi_bios_warning(const char *module_name,
+ u32 line_number, const char *format, ...)
+{
+ va_list arg_list;
+
+ ACPI_MSG_REDIRECT_BEGIN;
+ acpi_os_printf(ACPI_MSG_BIOS_WARNING);
+
+ va_start(arg_list, format);
+ acpi_os_vprintf(format, arg_list);
+ ACPI_MSG_SUFFIX;
+ va_end(arg_list);
+
+ ACPI_MSG_REDIRECT_END;
+}
+
+ACPI_EXPORT_SYMBOL(acpi_bios_warning)
+
/*
* The remainder of this module contains internal error functions that may
* be configured out.
@@ -271,9 +339,9 @@ acpi_ut_predefined_warning(const char *module_name,
*
* PARAMETERS: module_name - Caller's module name (for error output)
* line_number - Caller's line number (for error output)
- * Pathname - Full pathname to the node
+ * pathname - Full pathname to the node
* node_flags - From Namespace node for the method/object
- * Format - Printf format string + additional args
+ * format - Printf format string + additional args
*
* RETURN: None
*
@@ -373,9 +441,9 @@ acpi_ut_namespace_error(const char *module_name,
*
* PARAMETERS: module_name - Caller's module name (for error output)
* line_number - Caller's line number (for error output)
- * Message - Error message to use on failure
+ * message - Error message to use on failure
* prefix_node - Prefix relative to the path
- * Path - Path to the node (optional)
+ * path - Path to the node (optional)
* method_status - Execution status
*
* RETURN: None
diff --git a/drivers/acpi/acpica/utxfmutex.c b/drivers/acpi/acpica/utxfmutex.c
index 1427d191d15a..0a40a851b354 100644
--- a/drivers/acpi/acpica/utxfmutex.c
+++ b/drivers/acpi/acpica/utxfmutex.c
@@ -58,8 +58,8 @@ acpi_ut_get_mutex_object(acpi_handle handle,
*
* FUNCTION: acpi_ut_get_mutex_object
*
- * PARAMETERS: Handle - Mutex or prefix handle (optional)
- * Pathname - Mutex pathname (optional)
+ * PARAMETERS: handle - Mutex or prefix handle (optional)
+ * pathname - Mutex pathname (optional)
* ret_obj - Where the mutex object is returned
*
* RETURN: Status
@@ -118,9 +118,9 @@ acpi_ut_get_mutex_object(acpi_handle handle,
*
* FUNCTION: acpi_acquire_mutex
*
- * PARAMETERS: Handle - Mutex or prefix handle (optional)
- * Pathname - Mutex pathname (optional)
- * Timeout - Max time to wait for the lock (millisec)
+ * PARAMETERS: handle - Mutex or prefix handle (optional)
+ * pathname - Mutex pathname (optional)
+ * timeout - Max time to wait for the lock (millisec)
*
* RETURN: Status
*
@@ -155,8 +155,8 @@ acpi_acquire_mutex(acpi_handle handle, acpi_string pathname, u16 timeout)
*
* FUNCTION: acpi_release_mutex
*
- * PARAMETERS: Handle - Mutex or prefix handle (optional)
- * Pathname - Mutex pathname (optional)
+ * PARAMETERS: handle - Mutex or prefix handle (optional)
+ * pathname - Mutex pathname (optional)
*
* RETURN: Status
*
diff --git a/drivers/acpi/apei/apei-base.c b/drivers/acpi/apei/apei-base.c
index 6686b1eaf13e..00a783661d0b 100644
--- a/drivers/acpi/apei/apei-base.c
+++ b/drivers/acpi/apei/apei-base.c
@@ -586,6 +586,11 @@ static int apei_check_gar(struct acpi_generic_address *reg, u64 *paddr,
}
*access_bit_width = 1UL << (access_size_code + 2);
+ /* Fixup common BIOS bug */
+ if (bit_width == 32 && bit_offset == 0 && (*paddr & 0x03) == 0 &&
+ *access_bit_width < 32)
+ *access_bit_width = 32;
+
if ((bit_width + bit_offset) > *access_bit_width) {
pr_warning(FW_BUG APEI_PFX
"Invalid bit width + offset in GAR [0x%llx/%u/%u/%u/%u]\n",
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 023f9c8534d0..ff2c876ec412 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -250,6 +250,13 @@ static int acpi_battery_get_property(struct power_supply *psy,
else
val->intval = battery->capacity_now * 1000;
break;
+ case POWER_SUPPLY_PROP_CAPACITY:
+ if (battery->capacity_now && battery->full_charge_capacity)
+ val->intval = battery->capacity_now * 100/
+ battery->full_charge_capacity;
+ else
+ val->intval = 0;
+ break;
case POWER_SUPPLY_PROP_MODEL_NAME:
val->strval = battery->model_number;
break;
@@ -276,6 +283,7 @@ static enum power_supply_property charge_battery_props[] = {
POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
POWER_SUPPLY_PROP_CHARGE_FULL,
POWER_SUPPLY_PROP_CHARGE_NOW,
+ POWER_SUPPLY_PROP_CAPACITY,
POWER_SUPPLY_PROP_MODEL_NAME,
POWER_SUPPLY_PROP_MANUFACTURER,
POWER_SUPPLY_PROP_SERIAL_NUMBER,
@@ -292,6 +300,7 @@ static enum power_supply_property energy_battery_props[] = {
POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
POWER_SUPPLY_PROP_ENERGY_FULL,
POWER_SUPPLY_PROP_ENERGY_NOW,
+ POWER_SUPPLY_PROP_CAPACITY,
POWER_SUPPLY_PROP_MODEL_NAME,
POWER_SUPPLY_PROP_MANUFACTURER,
POWER_SUPPLY_PROP_SERIAL_NUMBER,
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index adceafda9c17..9628652e080c 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -574,6 +574,10 @@ static void acpi_bus_osc_support(void)
capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_PPC_OST_SUPPORT;
#endif
+#ifdef ACPI_HOTPLUG_OST
+ capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_HOTPLUG_OST_SUPPORT;
+#endif
+
if (!ghes_disable)
capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_APEI_SUPPORT;
if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle)))
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
index 45cd03b4630e..1f9f7d7d7bc5 100644
--- a/drivers/acpi/container.c
+++ b/drivers/acpi/container.c
@@ -158,9 +158,7 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context)
int result;
int present;
acpi_status status;
-
-
- present = is_device_present(handle);
+ u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE; /* default */
switch (type) {
case ACPI_NOTIFY_BUS_CHECK:
@@ -169,32 +167,47 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context)
printk(KERN_WARNING "Container driver received %s event\n",
(type == ACPI_NOTIFY_BUS_CHECK) ?
"ACPI_NOTIFY_BUS_CHECK" : "ACPI_NOTIFY_DEVICE_CHECK");
+
+ present = is_device_present(handle);
status = acpi_bus_get_device(handle, &device);
- if (present) {
- if (ACPI_FAILURE(status) || !device) {
- result = container_device_add(&device, handle);
- if (!result)
- kobject_uevent(&device->dev.kobj,
- KOBJ_ONLINE);
- else
- printk(KERN_WARNING
- "Failed to add container\n");
- }
- } else {
+ if (!present) {
if (ACPI_SUCCESS(status)) {
/* device exist and this is a remove request */
+ device->flags.eject_pending = 1;
kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE);
+ return;
}
+ break;
+ }
+
+ if (!ACPI_FAILURE(status) || device)
+ break;
+
+ result = container_device_add(&device, handle);
+ if (result) {
+ printk(KERN_WARNING "Failed to add container\n");
+ break;
}
+
+ kobject_uevent(&device->dev.kobj, KOBJ_ONLINE);
+ ost_code = ACPI_OST_SC_SUCCESS;
break;
+
case ACPI_NOTIFY_EJECT_REQUEST:
if (!acpi_bus_get_device(handle, &device) && device) {
+ device->flags.eject_pending = 1;
kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE);
+ return;
}
break;
+
default:
- break;
+ /* non-hotplug event; possibly handled by other handler */
+ return;
}
+
+ /* Inform firmware that the hotplug operation has completed */
+ (void) acpi_evaluate_hotplug_ost(handle, type, ost_code, NULL);
return;
}
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index c3881b2eb8b2..9eaf708f5885 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -891,7 +891,7 @@ static void acpi_os_execute_deferred(struct work_struct *work)
struct acpi_os_dpc *dpc = container_of(work, struct acpi_os_dpc, work);
if (dpc->wait)
- acpi_os_wait_events_complete(NULL);
+ acpi_os_wait_events_complete();
dpc->function(dpc->context);
kfree(dpc);
@@ -987,7 +987,7 @@ acpi_status acpi_os_hotplug_execute(acpi_osd_exec_callback function,
return __acpi_os_execute(0, function, context, 1);
}
-void acpi_os_wait_events_complete(void *context)
+void acpi_os_wait_events_complete(void)
{
flush_workqueue(kacpid_wq);
flush_workqueue(kacpi_notify_wq);
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index 7048b97853e0..ff8e04f2fab4 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -696,9 +696,9 @@ static void acpi_processor_hotplug_notify(acpi_handle handle,
{
struct acpi_processor *pr;
struct acpi_device *device = NULL;
+ u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE; /* default */
int result;
-
switch (event) {
case ACPI_NOTIFY_BUS_CHECK:
case ACPI_NOTIFY_DEVICE_CHECK:
@@ -710,14 +710,18 @@ static void acpi_processor_hotplug_notify(acpi_handle handle,
if (!is_processor_present(handle))
break;
- if (acpi_bus_get_device(handle, &device)) {
- result = acpi_processor_device_add(handle, &device);
- if (result)
- printk(KERN_ERR PREFIX
- "Unable to add the device\n");
+ if (!acpi_bus_get_device(handle, &device))
+ break;
+
+ result = acpi_processor_device_add(handle, &device);
+ if (result) {
+ printk(KERN_ERR PREFIX "Unable to add the device\n");
break;
}
+
+ ost_code = ACPI_OST_SC_SUCCESS;
break;
+
case ACPI_NOTIFY_EJECT_REQUEST:
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"received ACPI_NOTIFY_EJECT_REQUEST\n"));
@@ -731,15 +735,23 @@ static void acpi_processor_hotplug_notify(acpi_handle handle,
if (!pr) {
printk(KERN_ERR PREFIX
"Driver data is NULL, dropping EJECT\n");
- return;
+ break;
}
+
+ /* REVISIT: update when eject is supported */
+ ost_code = ACPI_OST_SC_EJECT_NOT_SUPPORTED;
break;
+
default:
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Unsupported event [0x%x]\n", event));
- break;
+
+ /* non-hotplug event; possibly handled by other handler */
+ return;
}
+ /* Inform firmware that the hotplug operation has completed */
+ (void) acpi_evaluate_hotplug_ost(handle, event, ost_code, NULL);
return;
}
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index e589c1985248..ad3730b4038b 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -301,16 +301,16 @@ static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr)
pr->power.states[ACPI_STATE_C3].address = pr->pblk + 5;
/* determine latencies from FADT */
- pr->power.states[ACPI_STATE_C2].latency = acpi_gbl_FADT.C2latency;
- pr->power.states[ACPI_STATE_C3].latency = acpi_gbl_FADT.C3latency;
+ pr->power.states[ACPI_STATE_C2].latency = acpi_gbl_FADT.c2_latency;
+ pr->power.states[ACPI_STATE_C3].latency = acpi_gbl_FADT.c3_latency;
/*
* FADT specified C2 latency must be less than or equal to
* 100 microseconds.
*/
- if (acpi_gbl_FADT.C2latency > ACPI_PROCESSOR_MAX_C2_LATENCY) {
+ if (acpi_gbl_FADT.c2_latency > ACPI_PROCESSOR_MAX_C2_LATENCY) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "C2 latency too large [%d]\n", acpi_gbl_FADT.C2latency));
+ "C2 latency too large [%d]\n", acpi_gbl_FADT.c2_latency));
/* invalidate C2 */
pr->power.states[ACPI_STATE_C2].address = 0;
}
@@ -319,9 +319,9 @@ static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr)
* FADT supplied C3 latency must be less than or equal to
* 1000 microseconds.
*/
- if (acpi_gbl_FADT.C3latency > ACPI_PROCESSOR_MAX_C3_LATENCY) {
+ if (acpi_gbl_FADT.c3_latency > ACPI_PROCESSOR_MAX_C3_LATENCY) {
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "C3 latency too large [%d]\n", acpi_gbl_FADT.C3latency));
+ "C3 latency too large [%d]\n", acpi_gbl_FADT.c3_latency));
/* invalidate C3 */
pr->power.states[ACPI_STATE_C3].address = 0;
}
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index fdda49336560..d1ecca2b641a 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -83,19 +83,29 @@ acpi_device_modalias_show(struct device *dev, struct device_attribute *attr, cha
}
static DEVICE_ATTR(modalias, 0444, acpi_device_modalias_show, NULL);
-static void acpi_bus_hot_remove_device(void *context)
+/**
+ * acpi_bus_hot_remove_device: hot-remove a device and its children
+ * @context: struct acpi_eject_event pointer (freed in this func)
+ *
+ * Hot-remove a device and its children. This function frees up the
+ * memory space passed by arg context, so that the caller may call
+ * this function asynchronously through acpi_os_hotplug_execute().
+ */
+void acpi_bus_hot_remove_device(void *context)
{
+ struct acpi_eject_event *ej_event = (struct acpi_eject_event *) context;
struct acpi_device *device;
- acpi_handle handle = context;
+ acpi_handle handle = ej_event->handle;
struct acpi_object_list arg_list;
union acpi_object arg;
acpi_status status = AE_OK;
+ u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE; /* default */
if (acpi_bus_get_device(handle, &device))
- return;
+ goto err_out;
if (!device)
- return;
+ goto err_out;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Hot-removing device %s...\n", dev_name(&device->dev)));
@@ -103,7 +113,7 @@ static void acpi_bus_hot_remove_device(void *context)
if (acpi_bus_trim(device, 1)) {
printk(KERN_ERR PREFIX
"Removing device failed\n");
- return;
+ goto err_out;
}
/* power off device */
@@ -129,10 +139,21 @@ static void acpi_bus_hot_remove_device(void *context)
* TBD: _EJD support.
*/
status = acpi_evaluate_object(handle, "_EJ0", &arg_list, NULL);
- if (ACPI_FAILURE(status))
- printk(KERN_WARNING PREFIX
- "Eject device failed\n");
+ if (ACPI_FAILURE(status)) {
+ if (status != AE_NOT_FOUND)
+ printk(KERN_WARNING PREFIX
+ "Eject device failed\n");
+ goto err_out;
+ }
+
+ kfree(context);
+ return;
+err_out:
+ /* Inform firmware the hot-remove operation has completed w/ error */
+ (void) acpi_evaluate_hotplug_ost(handle,
+ ej_event->event, ost_code, NULL);
+ kfree(context);
return;
}
@@ -144,6 +165,7 @@ acpi_eject_store(struct device *d, struct device_attribute *attr,
acpi_status status;
acpi_object_type type = 0;
struct acpi_device *acpi_device = to_acpi_device(d);
+ struct acpi_eject_event *ej_event;
if ((!count) || (buf[0] != '1')) {
return -EINVAL;
@@ -160,7 +182,25 @@ acpi_eject_store(struct device *d, struct device_attribute *attr,
goto err;
}
- acpi_os_hotplug_execute(acpi_bus_hot_remove_device, acpi_device->handle);
+ ej_event = kmalloc(sizeof(*ej_event), GFP_KERNEL);
+ if (!ej_event) {
+ ret = -ENOMEM;
+ goto err;
+ }
+
+ ej_event->handle = acpi_device->handle;
+ if (acpi_device->flags.eject_pending) {
+ /* event originated from ACPI eject notification */
+ ej_event->event = ACPI_NOTIFY_EJECT_REQUEST;
+ acpi_device->flags.eject_pending = 0;
+ } else {
+ /* event originated from user */
+ ej_event->event = ACPI_OST_EC_OSPM_EJECT;
+ (void) acpi_evaluate_hotplug_ost(ej_event->handle,
+ ej_event->event, ACPI_OST_SC_EJECT_IN_PROGRESS, NULL);
+ }
+
+ acpi_os_hotplug_execute(acpi_bus_hot_remove_device, (void *)ej_event);
err:
return ret;
}
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 028dd425702c..7a7a9c929247 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -143,7 +143,7 @@ void __init acpi_old_suspend_ordering(void)
static int acpi_pm_freeze(void)
{
acpi_disable_all_gpes();
- acpi_os_wait_events_complete(NULL);
+ acpi_os_wait_events_complete();
acpi_ec_block_transactions();
return 0;
}
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 21dd4c268aef..9fe90e9fecb5 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -552,8 +552,6 @@ static int thermal_get_temp(struct thermal_zone_device *thermal,
return 0;
}
-static const char enabled[] = "kernel";
-static const char disabled[] = "user";
static int thermal_get_mode(struct thermal_zone_device *thermal,
enum thermal_device_mode *mode)
{
@@ -590,8 +588,8 @@ static int thermal_set_mode(struct thermal_zone_device *thermal,
if (enable != tz->tz_enabled) {
tz->tz_enabled = enable;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
- "%s ACPI thermal control\n",
- tz->tz_enabled ? enabled : disabled));
+ "%s kernel ACPI thermal control\n",
+ tz->tz_enabled ? "Enable" : "Disable"));
acpi_thermal_check(tz);
}
return 0;
@@ -847,7 +845,7 @@ static int acpi_thermal_register_thermal_zone(struct acpi_thermal *tz)
if (tz->trips.passive.flags.valid)
tz->thermal_zone =
- thermal_zone_device_register("acpitz", trips, tz,
+ thermal_zone_device_register("acpitz", trips, 0, tz,
&acpi_thermal_zone_ops,
tz->trips.passive.tc1,
tz->trips.passive.tc2,
@@ -855,7 +853,7 @@ static int acpi_thermal_register_thermal_zone(struct acpi_thermal *tz)
tz->polling_frequency*100);
else
tz->thermal_zone =
- thermal_zone_device_register("acpitz", trips, tz,
+ thermal_zone_device_register("acpitz", trips, 0, tz,
&acpi_thermal_zone_ops,
0, 0, 0,
tz->polling_frequency*100);
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index adbbc1c80a26..3e87c9c538aa 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -412,3 +412,45 @@ out:
return status;
}
EXPORT_SYMBOL(acpi_get_physical_device_location);
+
+/**
+ * acpi_evaluate_hotplug_ost: Evaluate _OST for hotplug operations
+ * @handle: ACPI device handle
+ * @source_event: source event code
+ * @status_code: status code
+ * @status_buf: optional detailed information (NULL if none)
+ *
+ * Evaluate _OST for hotplug operations. All ACPI hotplug handlers
+ * must call this function when evaluating _OST for hotplug operations.
+ * When the platform does not support _OST, this function has no effect.
+ */
+acpi_status
+acpi_evaluate_hotplug_ost(acpi_handle handle, u32 source_event,
+ u32 status_code, struct acpi_buffer *status_buf)
+{
+#ifdef ACPI_HOTPLUG_OST
+ union acpi_object params[3] = {
+ {.type = ACPI_TYPE_INTEGER,},
+ {.type = ACPI_TYPE_INTEGER,},
+ {.type = ACPI_TYPE_BUFFER,}
+ };
+ struct acpi_object_list arg_list = {3, params};
+ acpi_status status;
+
+ params[0].integer.value = source_event;
+ params[1].integer.value = status_code;
+ if (status_buf != NULL) {
+ params[2].buffer.pointer = status_buf->pointer;
+ params[2].buffer.length = status_buf->length;
+ } else {
+ params[2].buffer.pointer = NULL;
+ params[2].buffer.length = 0;
+ }
+
+ status = acpi_evaluate_object(handle, "_OST", &arg_list, NULL);
+ return status;
+#else
+ return AE_OK;
+#endif
+}
+EXPORT_SYMBOL(acpi_evaluate_hotplug_ost);