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-rw-r--r--include/acpi/acconfig.h2
-rw-r--r--include/acpi/acdispat.h2
-rw-r--r--include/acpi/acglobal.h26
-rw-r--r--include/acpi/acinterp.h5
-rw-r--r--include/acpi/aclocal.h36
-rw-r--r--include/acpi/acmacros.h2
-rw-r--r--include/acpi/acobject.h8
-rw-r--r--include/acpi/acpiosxf.h40
-rw-r--r--include/acpi/actypes.h49
-rw-r--r--include/acpi/platform/aclinux.h2
10 files changed, 113 insertions, 59 deletions
diff --git a/include/acpi/acconfig.h b/include/acpi/acconfig.h
index b9beceb33141..b492857fe721 100644
--- a/include/acpi/acconfig.h
+++ b/include/acpi/acconfig.h
@@ -63,7 +63,7 @@
/* Current ACPICA subsystem version in YYYYMMDD format */
-#define ACPI_CA_VERSION 0x20060608
+#define ACPI_CA_VERSION 0x20060623
/*
* OS name, used for the _OS object. The _OS object is essentially obsolete,
diff --git a/include/acpi/acdispat.h b/include/acpi/acdispat.h
index 288f84903af7..a22fe9cf8493 100644
--- a/include/acpi/acdispat.h
+++ b/include/acpi/acdispat.h
@@ -201,7 +201,7 @@ acpi_ds_terminate_control_method(union acpi_operand_object *method_desc,
acpi_status
acpi_ds_begin_method_execution(struct acpi_namespace_node *method_node,
union acpi_operand_object *obj_desc,
- struct acpi_namespace_node *calling_method_node);
+ struct acpi_walk_state *walk_state);
acpi_status
acpi_ds_method_error(acpi_status status, struct acpi_walk_state *walk_state);
diff --git a/include/acpi/acglobal.h b/include/acpi/acglobal.h
index 14531d48f6b6..06972e6637de 100644
--- a/include/acpi/acglobal.h
+++ b/include/acpi/acglobal.h
@@ -181,6 +181,12 @@ ACPI_EXTERN u8 acpi_gbl_integer_nybble_width;
extern struct acpi_table_list acpi_gbl_table_lists[ACPI_TABLE_ID_MAX + 1];
extern struct acpi_table_support acpi_gbl_table_data[ACPI_TABLE_ID_MAX + 1];
+/*****************************************************************************
+ *
+ * Mutual exlusion within ACPICA subsystem
+ *
+ ****************************************************************************/
+
/*
* Predefined mutex objects. This array contains the
* actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs.
@@ -188,6 +194,20 @@ extern struct acpi_table_support acpi_gbl_table_data[ACPI_TABLE_ID_MAX + 1];
*/
ACPI_EXTERN struct acpi_mutex_info acpi_gbl_mutex_info[ACPI_NUM_MUTEX];
+/*
+ * Global lock semaphore works in conjunction with the actual HW global lock
+ */
+ACPI_EXTERN acpi_semaphore acpi_gbl_global_lock_semaphore;
+
+/*
+ * Spinlocks are used for interfaces that can be possibly called at
+ * interrupt level
+ */
+ACPI_EXTERN spinlock_t _acpi_gbl_gpe_lock; /* For GPE data structs and registers */
+ACPI_EXTERN spinlock_t _acpi_gbl_hardware_lock; /* For ACPI H/W except GPE registers */
+#define acpi_gbl_gpe_lock &_acpi_gbl_gpe_lock
+#define acpi_gbl_hardware_lock &_acpi_gbl_hardware_lock
+
/*****************************************************************************
*
* Miscellaneous globals
@@ -217,7 +237,6 @@ ACPI_EXTERN struct acpi_object_notify_handler acpi_gbl_system_notify;
ACPI_EXTERN acpi_exception_handler acpi_gbl_exception_handler;
ACPI_EXTERN acpi_init_handler acpi_gbl_init_handler;
ACPI_EXTERN struct acpi_walk_state *acpi_gbl_breakpoint_walk;
-ACPI_EXTERN acpi_handle acpi_gbl_global_lock_semaphore;
/* Misc */
@@ -315,11 +334,6 @@ ACPI_EXTERN struct acpi_gpe_xrupt_info *acpi_gbl_gpe_xrupt_list_head;
ACPI_EXTERN struct acpi_gpe_block_info
*acpi_gbl_gpe_fadt_blocks[ACPI_MAX_GPE_BLOCKS];
-/* Spinlocks */
-
-ACPI_EXTERN acpi_handle acpi_gbl_gpe_lock;
-ACPI_EXTERN acpi_handle acpi_gbl_hardware_lock;
-
/*****************************************************************************
*
* Debugger globals
diff --git a/include/acpi/acinterp.h b/include/acpi/acinterp.h
index 9f22cfcb624b..216339a8f1f6 100644
--- a/include/acpi/acinterp.h
+++ b/include/acpi/acinterp.h
@@ -287,7 +287,10 @@ acpi_ex_system_wait_event(union acpi_operand_object *time,
acpi_status acpi_ex_system_reset_event(union acpi_operand_object *obj_desc);
-acpi_status acpi_ex_system_wait_semaphore(acpi_handle semaphore, u16 timeout);
+acpi_status
+acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout);
+
+acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout);
/*
* exoparg1 - ACPI AML execution, 1 operand
diff --git a/include/acpi/aclocal.h b/include/acpi/aclocal.h
index 1eeca7adca95..56b802486161 100644
--- a/include/acpi/aclocal.h
+++ b/include/acpi/aclocal.h
@@ -47,10 +47,11 @@
/* acpisrc:struct_defs -- for acpisrc conversion */
#define ACPI_WAIT_FOREVER 0xFFFF /* u16, as per ACPI spec */
-#define ACPI_INFINITE_CONCURRENCY 0xFF
+#define ACPI_DO_NOT_WAIT 0
+#define ACPI_SERIALIZED 0xFF
-typedef void *acpi_mutex;
typedef u32 acpi_mutex_handle;
+#define ACPI_GLOBAL_LOCK (acpi_semaphore) (-1)
/* Total number of aml opcodes defined */
@@ -79,16 +80,15 @@ union acpi_parse_object;
* table below also!
*/
#define ACPI_MTX_INTERPRETER 0 /* AML Interpreter, main lock */
-#define ACPI_MTX_CONTROL_METHOD 1 /* Control method termination [TBD: may no longer be necessary] */
-#define ACPI_MTX_TABLES 2 /* Data for ACPI tables */
-#define ACPI_MTX_NAMESPACE 3 /* ACPI Namespace */
-#define ACPI_MTX_EVENTS 4 /* Data for ACPI events */
-#define ACPI_MTX_CACHES 5 /* Internal caches, general purposes */
-#define ACPI_MTX_MEMORY 6 /* Debug memory tracking lists */
-#define ACPI_MTX_DEBUG_CMD_COMPLETE 7 /* AML debugger */
-#define ACPI_MTX_DEBUG_CMD_READY 8 /* AML debugger */
-
-#define ACPI_MAX_MUTEX 8
+#define ACPI_MTX_TABLES 1 /* Data for ACPI tables */
+#define ACPI_MTX_NAMESPACE 2 /* ACPI Namespace */
+#define ACPI_MTX_EVENTS 3 /* Data for ACPI events */
+#define ACPI_MTX_CACHES 4 /* Internal caches, general purposes */
+#define ACPI_MTX_MEMORY 5 /* Debug memory tracking lists */
+#define ACPI_MTX_DEBUG_CMD_COMPLETE 6 /* AML debugger */
+#define ACPI_MTX_DEBUG_CMD_READY 7 /* AML debugger */
+
+#define ACPI_MAX_MUTEX 7
#define ACPI_NUM_MUTEX ACPI_MAX_MUTEX+1
#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
@@ -98,14 +98,13 @@ union acpi_parse_object;
static char *acpi_gbl_mutex_names[ACPI_NUM_MUTEX] = {
"ACPI_MTX_Interpreter",
- "ACPI_MTX_Method",
"ACPI_MTX_Tables",
"ACPI_MTX_Namespace",
"ACPI_MTX_Events",
"ACPI_MTX_Caches",
"ACPI_MTX_Memory",
- "ACPI_MTX_DebugCmdComplete",
- "ACPI_MTX_DebugCmdReady"
+ "ACPI_MTX_CommandComplete",
+ "ACPI_MTX_CommandReady"
};
#endif
@@ -705,6 +704,13 @@ struct acpi_bit_register_info {
};
/*
+ * Some ACPI registers have bits that must be ignored -- meaning that they
+ * must be preserved.
+ */
+#define ACPI_PM1_STATUS_PRESERVED_BITS 0x0800 /* Bit 11 */
+#define ACPI_PM1_CONTROL_PRESERVED_BITS 0x0201 /* Bit 9, Bit 0 (SCI_EN) */
+
+/*
* Register IDs
* These are the full ACPI registers
*/
diff --git a/include/acpi/acmacros.h b/include/acpi/acmacros.h
index 38f9aa4bef00..4bb38068f40d 100644
--- a/include/acpi/acmacros.h
+++ b/include/acpi/acmacros.h
@@ -394,6 +394,8 @@
#define ACPI_REGISTER_PREPARE_BITS(val, pos, mask) ((val << pos) & mask)
#define ACPI_REGISTER_INSERT_VALUE(reg, pos, mask, val) reg = (reg & (~(mask))) | ACPI_REGISTER_PREPARE_BITS(val, pos, mask)
+#define ACPI_INSERT_BITS(target, mask, source) target = ((target & (~(mask))) | (source & mask))
+
/* Generate a UUID */
#define ACPI_INIT_UUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \
diff --git a/include/acpi/acobject.h b/include/acpi/acobject.h
index 1747d94084d8..8fdee31119f3 100644
--- a/include/acpi/acobject.h
+++ b/include/acpi/acobject.h
@@ -140,14 +140,14 @@ struct acpi_object_package {
*****************************************************************************/
struct acpi_object_event {
- ACPI_OBJECT_COMMON_HEADER void *semaphore;
+ ACPI_OBJECT_COMMON_HEADER acpi_semaphore os_semaphore; /* Actual OS synchronization object */
};
struct acpi_object_mutex {
ACPI_OBJECT_COMMON_HEADER u8 sync_level; /* 0-15, specified in Mutex() call */
u16 acquisition_depth; /* Allow multiple Acquires, same thread */
struct acpi_thread_state *owner_thread; /* Current owner of the mutex */
- void *semaphore; /* Actual OS synchronization object */
+ acpi_mutex os_mutex; /* Actual OS synchronization object */
union acpi_operand_object *prev; /* Link for list of acquired mutexes */
union acpi_operand_object *next; /* Link for list of acquired mutexes */
struct acpi_namespace_node *node; /* Containing namespace node */
@@ -166,8 +166,8 @@ struct acpi_object_region {
struct acpi_object_method {
ACPI_OBJECT_COMMON_HEADER u8 method_flags;
u8 param_count;
- u8 concurrency;
- void *semaphore;
+ u8 sync_level;
+ union acpi_operand_object *mutex;
u8 *aml_start;
ACPI_INTERNAL_METHOD implementation;
u32 aml_length;
diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index 8f473c83b7c4..89bc4a16c2e8 100644
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -96,25 +96,47 @@ acpi_os_table_override(struct acpi_table_header *existing_table,
struct acpi_table_header **new_table);
/*
- * Synchronization primitives
+ * Spinlock primitives
+ */
+acpi_status acpi_os_create_lock(acpi_spinlock * out_handle);
+
+void acpi_os_delete_lock(acpi_spinlock handle);
+
+acpi_cpu_flags acpi_os_acquire_lock(acpi_spinlock handle);
+
+void acpi_os_release_lock(acpi_spinlock handle, acpi_cpu_flags flags);
+
+/*
+ * Semaphore primitives
*/
acpi_status
acpi_os_create_semaphore(u32 max_units,
- u32 initial_units, acpi_handle * out_handle);
+ u32 initial_units, acpi_semaphore * out_handle);
-acpi_status acpi_os_delete_semaphore(acpi_handle handle);
+acpi_status acpi_os_delete_semaphore(acpi_semaphore handle);
-acpi_status acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 timeout);
+acpi_status
+acpi_os_wait_semaphore(acpi_semaphore handle, u32 units, u16 timeout);
+
+acpi_status acpi_os_signal_semaphore(acpi_semaphore handle, u32 units);
+
+/*
+ * Mutex primitives
+ */
+acpi_status acpi_os_create_mutex(acpi_mutex * out_handle);
-acpi_status acpi_os_signal_semaphore(acpi_handle handle, u32 units);
+void acpi_os_delete_mutex(acpi_mutex handle);
-acpi_status acpi_os_create_lock(acpi_handle * out_handle);
+acpi_status acpi_os_acquire_mutex(acpi_mutex handle, u16 timeout);
-void acpi_os_delete_lock(acpi_handle handle);
+void acpi_os_release_mutex(acpi_mutex handle);
-acpi_cpu_flags acpi_os_acquire_lock(acpi_handle handle);
+/* Temporary macros for Mutex* interfaces, map to existing semaphore xfaces */
-void acpi_os_release_lock(acpi_handle handle, acpi_cpu_flags flags);
+#define acpi_os_create_mutex(out_handle) acpi_os_create_semaphore (1, 1, out_handle)
+#define acpi_os_delete_mutex(handle) (void) acpi_os_delete_semaphore (handle)
+#define acpi_os_acquire_mutex(handle,time) acpi_os_wait_semaphore (handle, 1, time)
+#define acpi_os_release_mutex(handle) (void) acpi_os_signal_semaphore (handle, 1)
/*
* Memory allocation and mapping
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index 77cf1236b05a..64b603cfe92e 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -241,7 +241,7 @@ typedef acpi_native_uint acpi_size;
/*******************************************************************************
*
- * OS- or compiler-dependent types
+ * OS-dependent and compiler-dependent types
*
* If the defaults below are not appropriate for the host system, they can
* be defined in the compiler-specific or OS-specific header, and this will
@@ -249,29 +249,36 @@ typedef acpi_native_uint acpi_size;
*
******************************************************************************/
-/* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */
+/* Value returned by acpi_os_get_thread_id */
-#ifndef acpi_uintptr_t
-#define acpi_uintptr_t void *
+#ifndef acpi_thread_id
+#define acpi_thread_id acpi_native_uint
#endif
-/*
- * If acpi_cache_t was not defined in the OS-dependent header,
- * define it now. This is typically the case where the local cache
- * manager implementation is to be used (ACPI_USE_LOCAL_CACHE)
- */
-#ifndef acpi_cache_t
-#define acpi_cache_t struct acpi_memory_list
+/* Object returned from acpi_os_create_lock */
+
+#ifndef acpi_spinlock
+#define acpi_spinlock void *
#endif
-/*
- * Allow the CPU flags word to be defined per-OS to simplify the use of the
- * lock and unlock OSL interfaces.
- */
+/* Flags for acpi_os_acquire_lock/acpi_os_release_lock */
+
#ifndef acpi_cpu_flags
#define acpi_cpu_flags acpi_native_uint
#endif
+/* Object returned from acpi_os_create_cache */
+
+#ifndef acpi_cache_t
+#define acpi_cache_t struct acpi_memory_list
+#endif
+
+/* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */
+
+#ifndef acpi_uintptr_t
+#define acpi_uintptr_t void *
+#endif
+
/*
* ACPI_PRINTF_LIKE is used to tag functions as "printf-like" because
* some compilers can catch printf format string problems
@@ -298,13 +305,6 @@ typedef acpi_native_uint acpi_size;
#define ACPI_EXPORT_SYMBOL(symbol)
#endif
-/*
- * thread_id is returned by acpi_os_get_thread_id.
- */
-#ifndef acpi_thread_id
-#define acpi_thread_id acpi_native_uint
-#endif
-
/*******************************************************************************
*
* Independent types
@@ -380,6 +380,11 @@ struct uint32_struct {
u32 hi;
};
+/* Synchronization objects */
+
+#define acpi_mutex void *
+#define acpi_semaphore void *
+
/*
* Acpi integer width. In ACPI version 1, integers are
* 32 bits. In ACPI version 2, integers are 64 bits.
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index 277d35bced03..3f853cabbd41 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -58,11 +58,13 @@
#include <asm/div64.h>
#include <asm/acpi.h>
#include <linux/slab.h>
+#include <linux/spinlock_types.h>
/* Host-dependent types and defines */
#define ACPI_MACHINE_WIDTH BITS_PER_LONG
#define acpi_cache_t kmem_cache_t
+#define acpi_spinlock spinlock_t *
#define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
#define strtoul simple_strtoul
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-30 03:24:22 +0000