9 files changed, 151 insertions, 42 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__ */
diff --git a/include/asm-generic/atomic64.h b/include/asm-generic/atomic64.h
new file mode 100644
index 000000000000..b18ce4f9ee3d
--- /dev/null
+++ b/include/asm-generic/atomic64.h
@@ -0,0 +1,42 @@
+/*
+ * Generic implementation of 64-bit atomics using spinlocks,
+ * useful on processors that don't have 64-bit atomic instructions.
+ *
+ * Copyright © 2009 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#ifndef _ASM_GENERIC_ATOMIC64_H
+#define _ASM_GENERIC_ATOMIC64_H
+
+typedef struct {
+        long long counter;
+} atomic64_t;
+
+#define ATOMIC64_INIT(i)        { (i) }
+
+extern long long atomic64_read(const atomic64_t *v);
+extern void      atomic64_set(atomic64_t *v, long long i);
+extern void      atomic64_add(long long a, atomic64_t *v);
+extern long long atomic64_add_return(long long a, atomic64_t *v);
+extern void      atomic64_sub(long long a, atomic64_t *v);
+extern long long atomic64_sub_return(long long a, atomic64_t *v);
+extern long long atomic64_dec_if_positive(atomic64_t *v);
+extern long long atomic64_cmpxchg(atomic64_t *v, long long o, long long n);
+extern long long atomic64_xchg(atomic64_t *v, long long new);
+extern int       atomic64_add_unless(atomic64_t *v, long long a, long long u);
+
+#define atomic64_add_negative(a, v)     (atomic64_add_return((a), (v)) < 0)
+#define atomic64_inc(v)                 atomic64_add(1LL, (v))
+#define atomic64_inc_return(v)          atomic64_add_return(1LL, (v))
+#define atomic64_inc_and_test(v)        (atomic64_inc_return(v) == 0)
+#define atomic64_sub_and_test(a, v)     (atomic64_sub_return((a), (v)) == 0)
+#define atomic64_dec(v)                 atomic64_sub(1LL, (v))
+#define atomic64_dec_return(v)          atomic64_sub_return(1LL, (v))
+#define atomic64_dec_and_test(v)        (atomic64_dec_return((v)) == 0)
+#define atomic64_inc_not_zero(v)        atomic64_add_unless((v), 1LL, 0LL)
+
+#endif  /*  _ASM_GENERIC_ATOMIC64_H  */
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 12737be58601..2a04eb54c0dd 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -590,6 +590,11 @@ static inline void bio_list_merge_head(struct bio_list *bl,
         bl->head = bl2->head;
 }
 
+static inline struct bio *bio_list_peek(struct bio_list *bl)
+{
+        return bl->head;
+}
+
 static inline struct bio *bio_list_pop(struct bio_list *bl)
 {
         struct bio *bio = bl->head;
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 0b1a6cae9de1..8963d9149b5f 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -926,6 +926,7 @@ extern void blk_queue_alignment_offset(struct request_queue *q,
                                        unsigned int alignment);
 extern void blk_queue_io_min(struct request_queue *q, unsigned int min);
 extern void blk_queue_io_opt(struct request_queue *q, unsigned int opt);
+extern void blk_set_default_limits(struct queue_limits *lim);
 extern int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
                             sector_t offset);
 extern void disk_stack_limits(struct gendisk *disk, struct block_device *bdev,
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 99b7aada28da..c5a71c38a95f 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -97,12 +97,14 @@ extern const char linux_proc_banner[];
 #define KERN_INFO       "<6>"   /* informational                        */
 #define KERN_DEBUG      "<7>"   /* debug-level messages                 */
 
+/* Use the default kernel loglevel */
+#define KERN_DEFAULT    "<d>"
 /*
  * Annotation for a "continued" line of log printout (only done after a
  * line that had no enclosing \n). Only to be used by core/arch code
  * during early bootup (a continued line is not SMP-safe otherwise).
  */
-#define KERN_CONT       ""
+#define KERN_CONT       "<c>"
 
 extern int console_printk[];
 
diff --git a/include/linux/mg_disk.h b/include/linux/mg_disk.h
new file mode 100644
index 000000000000..e11f4d9f1c2e
--- /dev/null
+++ b/include/linux/mg_disk.h
@@ -0,0 +1,45 @@
+/*
+ *  include/linux/mg_disk.c
+ *
+ *  Private data for mflash platform driver
+ *
+ * (c) 2008 mGine Co.,LTD
+ * (c) 2008 unsik Kim <donari75@gmail.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ */
+
+#ifndef __MG_DISK_H__
+#define __MG_DISK_H__
+
+/* name for platform device */
+#define MG_DEV_NAME "mg_disk"
+
+/* names of GPIO resource */
+#define MG_RST_PIN      "mg_rst"
+/* except MG_BOOT_DEV, reset-out pin should be assigned */
+#define MG_RSTOUT_PIN   "mg_rstout"
+
+/* device attribution */
+/* use mflash as boot device */
+#define MG_BOOT_DEV             (1 << 0)
+/* use mflash as storage device */
+#define MG_STORAGE_DEV          (1 << 1)
+/* same as MG_STORAGE_DEV, but bootloader already done reset sequence */
+#define MG_STORAGE_DEV_SKIP_RST (1 << 2)
+
+/* private driver data */
+struct mg_drv_data {
+        /* disk resource */
+        u32 use_polling;
+
+        /* device attribution */
+        u32 dev_attr;
+
+        /* internally used */
+        void *host;
+};
+
+#endif