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linux-sg2042/include/linux/acpi.h

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/*
* acpi.h - ACPI Interface
*
* Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
#ifndef _LINUX_ACPI_H
#define _LINUX_ACPI_H
#include <linux/errno.h>
#include <linux/ioport.h> /* for struct resource */
#include <linux/device.h>
#include <linux/property.h>
#ifndef _LINUX
#define _LINUX
#endif
#include <acpi/acpi.h>
#ifdef CONFIG_ACPI
#include <linux/list.h>
#include <linux/mod_devicetable.h>
#include <linux/dynamic_debug.h>
#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_numa.h>
#include <acpi/acpi_io.h>
#include <asm/acpi.h>
static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
{
return adev ? adev->handle : NULL;
}
#define ACPI_COMPANION(dev) ((dev)->acpi_node.companion)
#define ACPI_COMPANION_SET(dev, adev) ACPI_COMPANION(dev) = (adev)
#define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev))
static inline void acpi_preset_companion(struct device *dev,
struct acpi_device *parent, u64 addr)
{
ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL));
}
static inline const char *acpi_dev_name(struct acpi_device *adev)
{
return dev_name(&adev->dev);
}
enum acpi_irq_model_id {
ACPI_IRQ_MODEL_PIC = 0,
ACPI_IRQ_MODEL_IOAPIC,
ACPI_IRQ_MODEL_IOSAPIC,
ACPI_IRQ_MODEL_PLATFORM,
ACPI_IRQ_MODEL_COUNT
};
extern enum acpi_irq_model_id acpi_irq_model;
enum acpi_interrupt_id {
ACPI_INTERRUPT_PMI = 1,
ACPI_INTERRUPT_INIT,
ACPI_INTERRUPT_CPEI,
ACPI_INTERRUPT_COUNT
};
#define ACPI_SPACE_MEM 0
enum acpi_address_range_id {
ACPI_ADDRESS_RANGE_MEMORY = 1,
ACPI_ADDRESS_RANGE_RESERVED = 2,
ACPI_ADDRESS_RANGE_ACPI = 3,
ACPI_ADDRESS_RANGE_NVS = 4,
ACPI_ADDRESS_RANGE_COUNT
};
/* Table Handlers */
typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header,
const unsigned long end);
#ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE
void acpi_initrd_override(void *data, size_t size);
#else
static inline void acpi_initrd_override(void *data, size_t size)
{
}
#endif
#define BAD_MADT_ENTRY(entry, end) ( \
(!entry) || (unsigned long)entry + sizeof(*entry) > end || \
((struct acpi_subtable_header *)entry)->length < sizeof(*entry))
char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
void __acpi_unmap_table(char *map, unsigned long size);
int early_acpi_boot_init(void);
int acpi_boot_init (void);
void acpi_boot_table_init (void);
int acpi_mps_check (void);
int acpi_numa_init (void);
int acpi_table_init (void);
int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
int __init acpi_parse_entries(char *id, unsigned long table_size,
acpi_tbl_entry_handler handler,
struct acpi_table_header *table_header,
int entry_id, unsigned int max_entries);
int __init acpi_table_parse_entries(char *id, unsigned long table_size,
int entry_id,
acpi_tbl_entry_handler handler,
unsigned int max_entries);
int acpi_table_parse_madt(enum acpi_madt_type id,
acpi_tbl_entry_handler handler,
unsigned int max_entries);
int acpi_parse_mcfg (struct acpi_table_header *header);
void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
/* the following four functions are architecture-dependent */
void acpi_numa_slit_init (struct acpi_table_slit *slit);
void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
void acpi_numa_arch_fixup(void);
#ifdef CONFIG_ACPI_HOTPLUG_CPU
/* Arch dependent functions for cpu hotplug support */
int acpi_map_lsapic(acpi_handle handle, int physid, int *pcpu);
int acpi_unmap_lsapic(int cpu);
#endif /* CONFIG_ACPI_HOTPLUG_CPU */
int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base);
void acpi_irq_stats_init(void);
extern u32 acpi_irq_handled;
extern u32 acpi_irq_not_handled;
extern int sbf_port;
extern unsigned long acpi_realmode_flags;
int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
#ifdef CONFIG_X86_IO_APIC
extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
#else
#define acpi_get_override_irq(gsi, trigger, polarity) (-1)
#endif
/*
* This function undoes the effect of one call to acpi_register_gsi().
* If this matches the last registration, any IRQ resources for gsi
* are freed.
*/
void acpi_unregister_gsi (u32 gsi);
struct pci_dev;
int acpi_pci_irq_enable (struct pci_dev *dev);
void acpi_penalize_isa_irq(int irq, int active);
void acpi_pci_irq_disable (struct pci_dev *dev);
extern int ec_read(u8 addr, u8 *val);
extern int ec_write(u8 addr, u8 val);
extern int ec_transaction(u8 command,
const u8 *wdata, unsigned wdata_len,
u8 *rdata, unsigned rdata_len);
extern acpi_handle ec_get_handle(void);
extern bool acpi_is_pnp_device(struct acpi_device *);
#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
typedef void (*wmi_notify_handler) (u32 value, void *context);
extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
u32 method_id,
const struct acpi_buffer *in,
struct acpi_buffer *out);
extern acpi_status wmi_query_block(const char *guid, u8 instance,
struct acpi_buffer *out);
extern acpi_status wmi_set_block(const char *guid, u8 instance,
const struct acpi_buffer *in);
extern acpi_status wmi_install_notify_handler(const char *guid,
wmi_notify_handler handler, void *data);
extern acpi_status wmi_remove_notify_handler(const char *guid);
extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
extern bool wmi_has_guid(const char *guid);
#endif /* CONFIG_ACPI_WMI */
#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
#define ACPI_VIDEO_DEVICE_POSTING 0x0002
#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
#define ACPI_VIDEO_BACKLIGHT 0x0008
#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
extern long acpi_is_video_device(acpi_handle handle);
extern void acpi_video_dmi_promote_vendor(void);
extern void acpi_video_dmi_demote_vendor(void);
extern int acpi_video_backlight_support(void);
extern int acpi_video_display_switch_support(void);
#else
static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
{
return 0;
}
static inline long acpi_is_video_device(acpi_handle handle)
{
return 0;
}
static inline void acpi_video_dmi_promote_vendor(void)
{
}
static inline void acpi_video_dmi_demote_vendor(void)
{
}
static inline int acpi_video_backlight_support(void)
{
return 0;
}
static inline int acpi_video_display_switch_support(void)
{
return 0;
}
#endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */
extern int acpi_blacklisted(void);
extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
extern void acpi_osi_setup(char *str);
#ifdef CONFIG_ACPI_NUMA
int acpi_get_node(acpi_handle handle);
#else
static inline int acpi_get_node(acpi_handle handle)
{
return 0;
}
#endif
extern int acpi_paddr_to_node(u64 start_addr, u64 size);
extern int pnpacpi_disabled;
#define PXM_INVAL (-1)
bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
bool acpi_dev_resource_address_space(struct acpi_resource *ares,
struct resource *res);
bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
struct resource *res);
unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
struct resource *res);
struct resource_list_entry {
struct list_head node;
struct resource res;
};
void acpi_dev_free_resource_list(struct list_head *list);
int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
int (*preproc)(struct acpi_resource *, void *),
void *preproc_data);
int acpi_check_resource_conflict(const struct resource *res);
int acpi_check_region(resource_size_t start, resource_size_t n,
const char *name);
int acpi_resources_are_enforced(void);
#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 {
char *uuid_str; /* UUID string */
int rev;
struct acpi_buffer cap; /* list of DWORD capabilities */
struct acpi_buffer ret; /* free by caller if success */
};
acpi_status acpi_str_to_uuid(char *str, u8 *uuid);
acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
/* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */
#define OSC_QUERY_DWORD 0 /* DWORD 1 */
#define OSC_SUPPORT_DWORD 1 /* DWORD 2 */
#define OSC_CONTROL_DWORD 2 /* DWORD 3 */
/* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
#define OSC_QUERY_ENABLE 0x00000001 /* input */
#define OSC_REQUEST_ERROR 0x00000002 /* return */
#define OSC_INVALID_UUID_ERROR 0x00000004 /* return */
#define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */
#define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */
/* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
#define OSC_SB_PAD_SUPPORT 0x00000001
#define OSC_SB_PPC_OST_SUPPORT 0x00000002
#define OSC_SB_PR3_SUPPORT 0x00000004
#define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008
#define OSC_SB_APEI_SUPPORT 0x00000010
#define OSC_SB_CPC_SUPPORT 0x00000020
extern bool osc_sb_apei_support_acked;
/* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */
#define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001
#define OSC_PCI_ASPM_SUPPORT 0x00000002
#define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004
#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008
#define OSC_PCI_MSI_SUPPORT 0x00000010
#define OSC_PCI_SUPPORT_MASKS 0x0000001f
/* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */
#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001
#define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002
#define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004
#define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008
#define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010
#define OSC_PCI_CONTROL_MASKS 0x0000001f
#define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002
#define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004
#define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006
#define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008
#define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A
#define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B
#define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C
#define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D
#define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E
#define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F
extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
u32 *mask, u32 req);
/* Enable _OST when all relevant hotplug operations are enabled */
#if defined(CONFIG_ACPI_HOTPLUG_CPU) && \
defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \
defined(CONFIG_ACPI_CONTAINER)
#define ACPI_HOTPLUG_OST
#endif
/* _OST Source Event Code (OSPM Action) */
#define ACPI_OST_EC_OSPM_SHUTDOWN 0x100
#define ACPI_OST_EC_OSPM_EJECT 0x103
#define ACPI_OST_EC_OSPM_INSERTION 0x200
/* _OST General Processing Status Code */
#define ACPI_OST_SC_SUCCESS 0x0
#define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1
#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2
/* _OST OS Shutdown Processing (0x100) Status Code */
#define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80
#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81
#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82
#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83
/* _OST Ejection Request (0x3, 0x103) Status Code */
#define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80
#define ACPI_OST_SC_DEVICE_IN_USE 0x81
#define ACPI_OST_SC_DEVICE_BUSY 0x82
#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83
#define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84
/* _OST Insertion Request (0x200) Status Code */
#define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80
#define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81
#define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82
extern void acpi_early_init(void);
extern int acpi_nvs_register(__u64 start, __u64 size);
extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
void *data);
const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
const struct device *dev);
extern bool acpi_driver_match_device(struct device *dev,
const struct device_driver *drv);
int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *);
int acpi_device_modalias(struct device *, char *, int);
void acpi_walk_dep_device_list(acpi_handle handle);
struct platform_device *acpi_create_platform_device(struct acpi_device *);
#define ACPI_PTR(_ptr) (_ptr)
#else /* !CONFIG_ACPI */
#define acpi_disabled 1
#define ACPI_COMPANION(dev) (NULL)
#define ACPI_COMPANION_SET(dev, adev) do { } while (0)
#define ACPI_HANDLE(dev) (NULL)
struct fwnode_handle;
static inline bool is_acpi_node(struct fwnode_handle *fwnode)
{
return false;
}
static inline struct acpi_device *acpi_node(struct fwnode_handle *fwnode)
{
return NULL;
}
static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
{
return NULL;
}
static inline const char *acpi_dev_name(struct acpi_device *adev)
{
return NULL;
}
static inline void acpi_early_init(void) { }
static inline int early_acpi_boot_init(void)
{
return 0;
}
static inline int acpi_boot_init(void)
{
return 0;
}
static inline void acpi_boot_table_init(void)
{
return;
}
static inline int acpi_mps_check(void)
{
return 0;
}
static inline int acpi_check_resource_conflict(struct resource *res)
{
return 0;
}
static inline int acpi_check_region(resource_size_t start, resource_size_t n,
const char *name)
{
return 0;
}
struct acpi_table_header;
static inline int acpi_table_parse(char *id,
int (*handler)(struct acpi_table_header *))
{
return -ENODEV;
}
static inline int acpi_nvs_register(__u64 start, __u64 size)
{
return 0;
}
static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
void *data)
{
return 0;
}
struct acpi_device_id;
static inline const struct acpi_device_id *acpi_match_device(
const struct acpi_device_id *ids, const struct device *dev)
{
return NULL;
}
static inline bool acpi_driver_match_device(struct device *dev,
const struct device_driver *drv)
{
return false;
}
static inline int acpi_device_uevent_modalias(struct device *dev,
struct kobj_uevent_env *env)
{
return -ENODEV;
}
static inline int acpi_device_modalias(struct device *dev,
char *buf, int size)
{
return -ENODEV;
}
#define ACPI_PTR(_ptr) (NULL)
#endif /* !CONFIG_ACPI */
#ifdef CONFIG_ACPI
void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
u32 pm1a_ctrl, u32 pm1b_ctrl));
acpi_status acpi_os_prepare_sleep(u8 sleep_state,
u32 pm1a_control, u32 pm1b_control);
void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
u32 val_a, u32 val_b));
acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
u32 val_a, u32 val_b);
#ifdef CONFIG_X86
void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
#else
static inline void arch_reserve_mem_area(acpi_physical_address addr,
size_t size)
{
}
#endif /* CONFIG_X86 */
#else
#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
#endif
#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
int acpi_dev_runtime_suspend(struct device *dev);
int acpi_dev_runtime_resume(struct device *dev);
int acpi_subsys_runtime_suspend(struct device *dev);
int acpi_subsys_runtime_resume(struct device *dev);
struct acpi_device *acpi_dev_pm_get_node(struct device *dev);
int acpi_dev_pm_attach(struct device *dev, bool power_on);
#else
static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev)
{
return NULL;
}
static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
{
return -ENODEV;
}
#endif
#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
int acpi_dev_suspend_late(struct device *dev);
int acpi_dev_resume_early(struct device *dev);
int acpi_subsys_prepare(struct device *dev);
void acpi_subsys_complete(struct device *dev);
int acpi_subsys_suspend_late(struct device *dev);
int acpi_subsys_resume_early(struct device *dev);
int acpi_subsys_suspend(struct device *dev);
int acpi_subsys_freeze(struct device *dev);
#else
static inline int acpi_dev_suspend_late(struct device *dev) { return 0; }
static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
static inline void acpi_subsys_complete(struct device *dev) {}
static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
static inline int acpi_subsys_suspend(struct device *dev) { return 0; }
static inline int acpi_subsys_freeze(struct device *dev) { return 0; }
#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 */
#if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG)
__printf(3, 4)
void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...);
#else
#define __acpi_handle_debug(descriptor, handle, fmt, ...) \
acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__);
#endif
/*
* 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__)
#if defined(DEBUG)
#define acpi_handle_debug(handle, fmt, ...) \
acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
#else
#if defined(CONFIG_DYNAMIC_DEBUG)
#define acpi_handle_debug(handle, fmt, ...) \
do { \
DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \
if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \
__acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \
##__VA_ARGS__); \
} while (0)
#else
#define acpi_handle_debug(handle, fmt, ...) \
({ \
if (0) \
acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
0; \
})
#endif
#endif
struct acpi_gpio_params {
unsigned int crs_entry_index;
unsigned int line_index;
bool active_low;
};
struct acpi_gpio_mapping {
const char *name;
const struct acpi_gpio_params *data;
unsigned int size;
};
#if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB)
int acpi_dev_add_driver_gpios(struct acpi_device *adev,
const struct acpi_gpio_mapping *gpios);
static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev)
{
if (adev)
adev->driver_gpios = NULL;
}
#else
static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev,
const struct acpi_gpio_mapping *gpios)
{
return -ENXIO;
}
static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {}
#endif
/* Device properties */
#define MAX_ACPI_REFERENCE_ARGS 8
struct acpi_reference_args {
struct acpi_device *adev;
size_t nargs;
u64 args[MAX_ACPI_REFERENCE_ARGS];
};
#ifdef CONFIG_ACPI
int acpi_dev_get_property(struct acpi_device *adev, const char *name,
acpi_object_type type, const union acpi_object **obj);
int acpi_dev_get_property_array(struct acpi_device *adev, const char *name,
acpi_object_type type,
const union acpi_object **obj);
int acpi_dev_get_property_reference(struct acpi_device *adev,
const char *name, size_t index,
struct acpi_reference_args *args);
int acpi_dev_prop_get(struct acpi_device *adev, const char *propname,
void **valptr);
int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname,
enum dev_prop_type proptype, void *val);
int acpi_dev_prop_read(struct acpi_device *adev, const char *propname,
enum dev_prop_type proptype, void *val, size_t nval);
struct acpi_device *acpi_get_next_child(struct device *dev,
struct acpi_device *child);
#else
static inline int acpi_dev_get_property(struct acpi_device *adev,
const char *name, acpi_object_type type,
const union acpi_object **obj)
{
return -ENXIO;
}
static inline int acpi_dev_get_property_array(struct acpi_device *adev,
const char *name,
acpi_object_type type,
const union acpi_object **obj)
{
return -ENXIO;
}
static inline int acpi_dev_get_property_reference(struct acpi_device *adev,
const char *name, const char *cells_name,
size_t index, struct acpi_reference_args *args)
{
return -ENXIO;
}
static inline int acpi_dev_prop_get(struct acpi_device *adev,
const char *propname,
void **valptr)
{
return -ENXIO;
}
static inline int acpi_dev_prop_read_single(struct acpi_device *adev,
const char *propname,
enum dev_prop_type proptype,
void *val)
{
return -ENXIO;
}
static inline int acpi_dev_prop_read(struct acpi_device *adev,
const char *propname,
enum dev_prop_type proptype,
void *val, size_t nval)
{
return -ENXIO;
}
static inline struct acpi_device *acpi_get_next_child(struct device *dev,
struct acpi_device *child)
{
return NULL;
}
#endif
#endif /*_LINUX_ACPI_H*/
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