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-rw-r--r--include/acpi/acpi_bus.h4
-rw-r--r--include/linux/acpi.h49
2 files changed, 50 insertions, 3 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index c4ed4c2389c7..7ced5dc20dd3 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -144,12 +144,11 @@ struct acpi_device_flags {
u32 bus_address:1;
u32 removable:1;
u32 ejectable:1;
- u32 lockable:1;
u32 suprise_removal_ok:1;
u32 power_manageable:1;
u32 performance_manageable:1;
u32 eject_pending:1;
- u32 reserved:23;
+ u32 reserved:24;
};
/* File System */
@@ -180,6 +179,7 @@ struct acpi_device_pnp {
acpi_device_name device_name; /* Driver-determined */
acpi_device_class device_class; /* " */
union acpi_object *str_obj; /* unicode string for _STR method */
+ unsigned long sun; /* _SUN */
};
#define acpi_device_bid(d) ((d)->pnp.bus_id)
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 3574e4a2bf14..0f8022baf3fd 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -279,10 +279,14 @@ int acpi_check_region(resource_size_t start, resource_size_t n,
int acpi_resources_are_enforced(void);
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_HIBERNATION
void __init acpi_no_s4_hw_signature(void);
+#endif
+
+#ifdef CONFIG_PM_SLEEP
void __init acpi_old_suspend_ordering(void);
void __init acpi_nvs_nosave(void);
+void __init acpi_nvs_nosave_s3(void);
#endif /* CONFIG_PM_SLEEP */
struct acpi_osc_context {
@@ -516,4 +520,47 @@ static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
static inline void acpi_dev_pm_detach(struct device *dev, bool power_off) {}
#endif
+#ifdef CONFIG_ACPI
+__printf(3, 4)
+void acpi_handle_printk(const char *level, acpi_handle handle,
+ const char *fmt, ...);
+#else /* !CONFIG_ACPI */
+static inline __printf(3, 4) void
+acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
+#endif /* !CONFIG_ACPI */
+
+/*
+ * acpi_handle_<level>: Print message with ACPI prefix and object path
+ *
+ * These interfaces acquire the global namespace mutex to obtain an object
+ * path. In interrupt context, it shows the object path as <n/a>.
+ */
+#define acpi_handle_emerg(handle, fmt, ...) \
+ acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
+#define acpi_handle_alert(handle, fmt, ...) \
+ acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
+#define acpi_handle_crit(handle, fmt, ...) \
+ acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
+#define acpi_handle_err(handle, fmt, ...) \
+ acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
+#define acpi_handle_warn(handle, fmt, ...) \
+ acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
+#define acpi_handle_notice(handle, fmt, ...) \
+ acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
+#define acpi_handle_info(handle, fmt, ...) \
+ acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
+
+/* REVISIT: Support CONFIG_DYNAMIC_DEBUG when necessary */
+#if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG)
+#define acpi_handle_debug(handle, fmt, ...) \
+ acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
+#else
+#define acpi_handle_debug(handle, fmt, ...) \
+({ \
+ if (0) \
+ acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
+ 0; \
+})
+#endif
+
#endif /*_LINUX_ACPI_H*/