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-rw-r--r--arch/x86/kernel/e820.c1
-rw-r--r--drivers/acpi/Makefile2
-rw-r--r--drivers/acpi/internal.h8
-rw-r--r--drivers/acpi/nvs.c (renamed from kernel/power/nvs.c)0
-rw-r--r--include/linux/acpi.h9
-rw-r--r--include/linux/suspend.h17
-rw-r--r--kernel/power/Kconfig5
-rw-r--r--kernel/power/Makefile1
8 files changed, 19 insertions, 24 deletions
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 0c2b7ef7a34d..294f26da0c0c 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -14,6 +14,7 @@
14#include <linux/bootmem.h> 14#include <linux/bootmem.h>
15#include <linux/pfn.h> 15#include <linux/pfn.h>
16#include <linux/suspend.h> 16#include <linux/suspend.h>
17#include <linux/acpi.h>
17#include <linux/firmware-map.h> 18#include <linux/firmware-map.h>
18#include <linux/memblock.h> 19#include <linux/memblock.h>
19 20
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index 3d031d02e54b..9cc9f2c4da79 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -24,7 +24,7 @@ acpi-y += atomicio.o
24# sleep related files 24# sleep related files
25acpi-y += wakeup.o 25acpi-y += wakeup.o
26acpi-y += sleep.o 26acpi-y += sleep.o
27acpi-$(CONFIG_ACPI_SLEEP) += proc.o 27acpi-$(CONFIG_ACPI_SLEEP) += proc.o nvs.o
28 28
29 29
30# 30#
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index a212bfeddf8c..7c23b76e8eca 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -82,8 +82,16 @@ extern int acpi_sleep_init(void);
82 82
83#ifdef CONFIG_ACPI_SLEEP 83#ifdef CONFIG_ACPI_SLEEP
84int acpi_sleep_proc_init(void); 84int acpi_sleep_proc_init(void);
85int suspend_nvs_alloc(void);
86void suspend_nvs_free(void);
87int suspend_nvs_save(void);
88void suspend_nvs_restore(void);
85#else 89#else
86static inline int acpi_sleep_proc_init(void) { return 0; } 90static inline int acpi_sleep_proc_init(void) { return 0; }
91static inline int suspend_nvs_alloc(void) { return 0; }
92static inline void suspend_nvs_free(void) {}
93static inline int suspend_nvs_save(void) {}
94static inline void suspend_nvs_restore(void) {}
87#endif 95#endif
88 96
89#endif /* _ACPI_INTERNAL_H_ */ 97#endif /* _ACPI_INTERNAL_H_ */
diff --git a/kernel/power/nvs.c b/drivers/acpi/nvs.c
index 57c6fabbb6b6..57c6fabbb6b6 100644
--- a/kernel/power/nvs.c
+++ b/drivers/acpi/nvs.c
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 67c91b4418b0..fa7ed6a983d0 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -254,6 +254,15 @@ void __init acpi_old_suspend_ordering(void);
254void __init acpi_nvs_nosave(void); 254void __init acpi_nvs_nosave(void);
255#endif /* CONFIG_PM_SLEEP */ 255#endif /* CONFIG_PM_SLEEP */
256 256
257#ifdef CONFIG_ACPI_SLEEP
258int suspend_nvs_register(unsigned long start, unsigned long size);
259#else
260static inline int suspend_nvs_register(unsigned long a, unsigned long b)
261{
262 return 0;
263}
264#endif
265
257struct acpi_osc_context { 266struct acpi_osc_context {
258 char *uuid_str; /* uuid string */ 267 char *uuid_str; /* uuid string */
259 int rev; 268 int rev;
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index acb7d911bb0c..0e288e3c37be 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -258,23 +258,6 @@ static inline int hibernate(void) { return -ENOSYS; }
258static inline bool system_entering_hibernation(void) { return false; } 258static inline bool system_entering_hibernation(void) { return false; }
259#endif /* CONFIG_HIBERNATION */ 259#endif /* CONFIG_HIBERNATION */
260 260
261#ifdef CONFIG_SUSPEND_NVS
262extern int suspend_nvs_register(unsigned long start, unsigned long size);
263extern int suspend_nvs_alloc(void);
264extern void suspend_nvs_free(void);
265extern int suspend_nvs_save(void);
266extern void suspend_nvs_restore(void);
267#else /* CONFIG_SUSPEND_NVS */
268static inline int suspend_nvs_register(unsigned long a, unsigned long b)
269{
270 return 0;
271}
272static inline int suspend_nvs_alloc(void) { return 0; }
273static inline void suspend_nvs_free(void) {}
274static inline int suspend_nvs_save(void) {}
275static inline void suspend_nvs_restore(void) {}
276#endif /* CONFIG_SUSPEND_NVS */
277
278#ifdef CONFIG_PM_SLEEP 261#ifdef CONFIG_PM_SLEEP
279void save_processor_state(void); 262void save_processor_state(void);
280void restore_processor_state(void); 263void restore_processor_state(void);
diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig
index a5aff3ebad38..265729966ece 100644
--- a/kernel/power/Kconfig
+++ b/kernel/power/Kconfig
@@ -100,13 +100,9 @@ config PM_SLEEP_ADVANCED_DEBUG
100 depends on PM_ADVANCED_DEBUG 100 depends on PM_ADVANCED_DEBUG
101 default n 101 default n
102 102
103config SUSPEND_NVS
104 bool
105
106config SUSPEND 103config SUSPEND
107 bool "Suspend to RAM and standby" 104 bool "Suspend to RAM and standby"
108 depends on PM && ARCH_SUSPEND_POSSIBLE 105 depends on PM && ARCH_SUSPEND_POSSIBLE
109 select SUSPEND_NVS if HAS_IOMEM
110 default y 106 default y
111 ---help--- 107 ---help---
112 Allow the system to enter sleep states in which main memory is 108 Allow the system to enter sleep states in which main memory is
@@ -140,7 +136,6 @@ config HIBERNATION
140 depends on PM && SWAP && ARCH_HIBERNATION_POSSIBLE 136 depends on PM && SWAP && ARCH_HIBERNATION_POSSIBLE
141 select LZO_COMPRESS 137 select LZO_COMPRESS
142 select LZO_DECOMPRESS 138 select LZO_DECOMPRESS
143 select SUSPEND_NVS if HAS_IOMEM
144 ---help--- 139 ---help---
145 Enable the suspend to disk (STD) functionality, which is usually 140 Enable the suspend to disk (STD) functionality, which is usually
146 called "hibernation" in user interfaces. STD checkpoints the 141 called "hibernation" in user interfaces. STD checkpoints the
diff --git a/kernel/power/Makefile b/kernel/power/Makefile
index f9063c6b185d..120a15823325 100644
--- a/kernel/power/Makefile
+++ b/kernel/power/Makefile
@@ -10,6 +10,5 @@ obj-$(CONFIG_SUSPEND) += suspend.o
10obj-$(CONFIG_PM_TEST_SUSPEND) += suspend_test.o 10obj-$(CONFIG_PM_TEST_SUSPEND) += suspend_test.o
11obj-$(CONFIG_HIBERNATION) += hibernate.o snapshot.o swap.o user.o \ 11obj-$(CONFIG_HIBERNATION) += hibernate.o snapshot.o swap.o user.o \
12 block_io.o 12 block_io.o
13obj-$(CONFIG_SUSPEND_NVS) += nvs.o
14 13
15obj-$(CONFIG_MAGIC_SYSRQ) += poweroff.o 14obj-$(CONFIG_MAGIC_SYSRQ) += poweroff.o