Merge branch 'acpica' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6

* 'acpica' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (27 commits)
  ACPICA: Update version to 20090521.
  ACPICA: Disable preservation of SCI enable bit (SCI_EN)
  ACPICA: Region deletion: Ensure region object is removed from handler list
  ACPICA: Eliminate extra call to NsGetParentNode
  ACPICA: Simplify internal operation region interface
  ACPICA: Update Load() to use operation region interfaces
  ACPICA: New: AcpiInstallMethod - install a single control method
  ACPICA: Invalidate DdbHandle after table unload
  ACPICA: Fix reference count issues for DdbHandle object
  ACPICA: Simplify and optimize NsGetNextNode function
  ACPICA: Additional validation of _PRT packages (resource mgr)
  ACPICA: Fix DebugObject output for DdbHandle objects
  ACPICA: Fix allowable release order for ASL mutex objects
  ACPICA: Mutex support: Fix release ordering issue and current sync level
  ACPICA: Update version to 20090422.
  ACPICA: Linux OSL: cleanup/update/merge
  ACPICA: Fix implementation of AML BreakPoint operator (break to debugger)
  ACPICA: Fix miscellaneous warnings under gcc 4+
  ACPICA: Miscellaneous lint changes
  ACPICA: Fix possible dereference of null pointer
  ...

4 files changed, 55 insertions, 41 deletions

diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 4db89e98535d..82ec6a3c0500 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -47,7 +47,7 @@
 
 /* Current ACPICA subsystem version in YYYYMMDD format */
 
-#define ACPI_CA_VERSION                 0x20090320
+#define ACPI_CA_VERSION                 0x20090521
 
 #include "actypes.h"
 #include "actbl.h"
@@ -201,6 +201,8 @@ acpi_evaluate_object_typed(acpi_handle object,
 acpi_status
 acpi_get_object_info(acpi_handle handle, struct acpi_buffer *return_buffer);
 
+acpi_status acpi_install_method(u8 *buffer);
+
 acpi_status
 acpi_get_next_object(acpi_object_type type,
 		     acpi_handle parent,
@@ -375,7 +377,7 @@ acpi_status acpi_leave_sleep_state_prep(u8 sleep_state);
 acpi_status acpi_leave_sleep_state(u8 sleep_state);
 
 /*
- * Debug output
+ * Error/Warning output
  */
 void ACPI_INTERNAL_VAR_XFACE
 acpi_error(const char *module_name,
@@ -394,6 +396,9 @@ void ACPI_INTERNAL_VAR_XFACE
 acpi_info(const char *module_name,
 	  u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
 
+/*
+ * Debug output
+ */
 #ifdef ACPI_DEBUG_OUTPUT
 
 void ACPI_INTERNAL_VAR_XFACE
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index f555d927f7c0..37ba576d06e8 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -429,20 +429,12 @@ typedef unsigned long long acpi_integer;
 
 /* Data manipulation */
 
-#define ACPI_LOWORD(l)                  ((u16)(u32)(l))
-#define ACPI_HIWORD(l)                  ((u16)((((u32)(l)) >> 16) & 0xFFFF))
-#define ACPI_LOBYTE(l)                  ((u8)(u16)(l))
-#define ACPI_HIBYTE(l)                  ((u8)((((u16)(l)) >> 8) & 0xFF))
-
-/* Full 64-bit integer must be available on both 32-bit and 64-bit platforms */
-
-struct acpi_integer_overlay {
-	u32 lo_dword;
-	u32 hi_dword;
-};
-
-#define ACPI_LODWORD(integer)           (ACPI_CAST_PTR (struct acpi_integer_overlay, &integer)->lo_dword)
-#define ACPI_HIDWORD(integer)           (ACPI_CAST_PTR (struct acpi_integer_overlay, &integer)->hi_dword)
+#define ACPI_LOBYTE(integer)            ((u8)   (u16)(integer))
+#define ACPI_HIBYTE(integer)            ((u8) (((u16)(integer)) >> 8))
+#define ACPI_LOWORD(integer)            ((u16)  (u32)(integer))
+#define ACPI_HIWORD(integer)            ((u16)(((u32)(integer)) >> 16))
+#define ACPI_LODWORD(integer64)         ((u32)  (u64)(integer64))
+#define ACPI_HIDWORD(integer64)         ((u32)(((u64)(integer64)) >> 32))
 
 #define ACPI_SET_BIT(target,bit)        ((target) |= (bit))
 #define ACPI_CLEAR_BIT(target,bit)      ((target) &= ~(bit))
diff --git a/include/acpi/platform/acgcc.h b/include/acpi/platform/acgcc.h
index 8e2cdc57b197..935c5d7fc86e 100644
--- a/include/acpi/platform/acgcc.h
+++ b/include/acpi/platform/acgcc.h
@@ -62,4 +62,8 @@
  */
 #define ACPI_UNUSED_VAR __attribute__ ((unused))
 
+#ifdef _ANSI
+#define inline
+#endif
+
 #endif				/* __ACGCC_H__ */
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index 6d49b2a498c4..fcb8e4b159b1 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -1,11 +1,11 @@
 /******************************************************************************
  *
- * Name: aclinux.h - OS specific defines, etc.
+ * Name: aclinux.h - OS specific defines, etc. for Linux
  *
  *****************************************************************************/
 
 /*
- * Copyright (C) 2000 - 2008, Intel Corp.
+ * Copyright (C) 2000 - 2009, Intel Corp.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -44,10 +44,13 @@
 #ifndef __ACLINUX_H__
 #define __ACLINUX_H__
 
+/* Common (in-kernel/user-space) ACPICA configuration */
+
 #define ACPI_USE_SYSTEM_CLIBRARY
 #define ACPI_USE_DO_WHILE_0
 #define ACPI_MUTEX_TYPE             ACPI_BINARY_SEMAPHORE
 
+
 #ifdef __KERNEL__
 
 #include <linux/string.h>
@@ -63,15 +66,18 @@
 #include <linux/spinlock_types.h>
 #include <asm/current.h>
 
-/* Host-dependent types and defines */
+/* Host-dependent types and defines for in-kernel ACPICA */
 
 #define ACPI_MACHINE_WIDTH          BITS_PER_LONG
-#define acpi_cache_t                        struct kmem_cache
-#define acpi_spinlock                   spinlock_t *
 #define ACPI_EXPORT_SYMBOL(symbol)  EXPORT_SYMBOL(symbol);
 #define strtoul                     simple_strtoul
 
-#else				/* !__KERNEL__ */
+#define acpi_cache_t                        struct kmem_cache
+#define acpi_spinlock                       spinlock_t *
+#define acpi_cpu_flags                      unsigned long
+#define acpi_thread_id                      struct task_struct *
+
+#else /* !__KERNEL__ */
 
 #include <stdarg.h>
 #include <string.h>
@@ -79,6 +85,11 @@
 #include <ctype.h>
 #include <unistd.h>
 
+/* Host-dependent types and defines for user-space ACPICA */
+
+#define ACPI_FLUSH_CPU_CACHE()
+#define acpi_thread_id                      pthread_t
+
 #if defined(__ia64__) || defined(__x86_64__)
 #define ACPI_MACHINE_WIDTH          64
 #define COMPILER_DEPENDENT_INT64    long
@@ -94,17 +105,17 @@
 #define __cdecl
 #endif
 
-#define ACPI_FLUSH_CPU_CACHE()
-#endif				/* __KERNEL__ */
+#endif /* __KERNEL__ */
 
 /* Linux uses GCC */
 
 #include "acgcc.h"
 
-#define acpi_cpu_flags unsigned long
-
-#define acpi_thread_id struct task_struct *
 
+#ifdef __KERNEL__
+/*
+ * Overrides for in-kernel ACPICA
+ */
 static inline acpi_thread_id acpi_os_get_thread_id(void)
 {
 	return current;
@@ -119,30 +130,32 @@ static inline acpi_thread_id acpi_os_get_thread_id(void)
 #include <acpi/actypes.h>
 static inline void *acpi_os_allocate(acpi_size size)
 {
-	return kmalloc(size, irqs_disabled()? GFP_ATOMIC : GFP_KERNEL);
+	return kmalloc(size, irqs_disabled() ? GFP_ATOMIC : GFP_KERNEL);
 }
+
 static inline void *acpi_os_allocate_zeroed(acpi_size size)
 {
-	return kzalloc(size, irqs_disabled()? GFP_ATOMIC : GFP_KERNEL);
+	return kzalloc(size, irqs_disabled() ? GFP_ATOMIC : GFP_KERNEL);
 }
 
 static inline void *acpi_os_acquire_object(acpi_cache_t * cache)
 {
 	return kmem_cache_zalloc(cache,
-				 irqs_disabled()? GFP_ATOMIC : GFP_KERNEL);
+		irqs_disabled() ? GFP_ATOMIC : GFP_KERNEL);
 }
 
-#define ACPI_ALLOCATE(a)	acpi_os_allocate(a)
-#define ACPI_ALLOCATE_ZEROED(a)	acpi_os_allocate_zeroed(a)
-#define ACPI_FREE(a)		kfree(a)
+#define ACPI_ALLOCATE(a)        acpi_os_allocate(a)
+#define ACPI_ALLOCATE_ZEROED(a) acpi_os_allocate_zeroed(a)
+#define ACPI_FREE(a)            kfree(a)
 
-/*
- * We need to show where it is safe to preempt execution of ACPICA
- */
-#define ACPI_PREEMPTION_POINT()		\
-	do {				\
-		if (!irqs_disabled())	\
-			cond_resched();	\
+/* Used within ACPICA to show where it is safe to preempt execution */
+
+#define ACPI_PREEMPTION_POINT() \
+	do { \
+		if (!irqs_disabled()) \
+			cond_resched(); \
 	} while (0)
 
-#endif				/* __ACLINUX_H__ */
+#endif /* __KERNEL__ */
+
+#endif /* __ACLINUX_H__ */