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	Allow ACPI to be built without PCI support in place. Signed-off-by: Sinan Kaya <okaya@kernel.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
		
			
				
	
	
		
			125 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			125 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
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/******************************************************************************
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 *
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 * Name: achware.h -- hardware specific interfaces
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 *
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 * Copyright (C) 2000 - 2018, Intel Corp.
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 *
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 *****************************************************************************/
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#ifndef __ACHWARE_H__
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#define __ACHWARE_H__
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/* Values for the _SST predefined method */
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#define ACPI_SST_INDICATOR_OFF  0
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#define ACPI_SST_WORKING        1
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#define ACPI_SST_WAKING         2
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#define ACPI_SST_SLEEPING       3
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#define ACPI_SST_SLEEP_CONTEXT  4
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/*
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 * hwacpi - high level functions
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 */
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acpi_status acpi_hw_set_mode(u32 mode);
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u32 acpi_hw_get_mode(void);
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/*
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 * hwregs - ACPI Register I/O
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 */
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acpi_status
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acpi_hw_validate_register(struct acpi_generic_address *reg,
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			  u8 max_bit_width, u64 *address);
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acpi_status acpi_hw_read(u64 *value, struct acpi_generic_address *reg);
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acpi_status acpi_hw_write(u64 value, struct acpi_generic_address *reg);
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struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id);
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acpi_status acpi_hw_write_pm1_control(u32 pm1a_control, u32 pm1b_control);
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acpi_status acpi_hw_register_read(u32 register_id, u32 *return_value);
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acpi_status acpi_hw_register_write(u32 register_id, u32 value);
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acpi_status acpi_hw_clear_acpi_status(void);
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/*
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 * hwsleep - sleep/wake support (Legacy sleep registers)
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 */
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acpi_status acpi_hw_legacy_sleep(u8 sleep_state);
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acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state);
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acpi_status acpi_hw_legacy_wake(u8 sleep_state);
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/*
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 * hwesleep - sleep/wake support (Extended FADT-V5 sleep registers)
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 */
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void acpi_hw_execute_sleep_method(char *method_name, u32 integer_argument);
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acpi_status acpi_hw_extended_sleep(u8 sleep_state);
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acpi_status acpi_hw_extended_wake_prep(u8 sleep_state);
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acpi_status acpi_hw_extended_wake(u8 sleep_state);
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/*
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 * hwvalid - Port I/O with validation
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 */
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acpi_status acpi_hw_read_port(acpi_io_address address, u32 *value, u32 width);
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acpi_status acpi_hw_write_port(acpi_io_address address, u32 value, u32 width);
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/*
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 * hwgpe - GPE support
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 */
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u32 acpi_hw_get_gpe_register_bit(struct acpi_gpe_event_info *gpe_event_info);
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acpi_status
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acpi_hw_low_set_gpe(struct acpi_gpe_event_info *gpe_event_info, u32 action);
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acpi_status
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acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
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			  struct acpi_gpe_block_info *gpe_block, void *context);
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acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info *gpe_event_info);
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acpi_status
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acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
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			struct acpi_gpe_block_info *gpe_block, void *context);
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acpi_status
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acpi_hw_get_gpe_status(struct acpi_gpe_event_info *gpe_event_info,
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		       acpi_event_status *event_status);
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acpi_status acpi_hw_disable_all_gpes(void);
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acpi_status acpi_hw_enable_all_runtime_gpes(void);
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acpi_status acpi_hw_enable_all_wakeup_gpes(void);
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acpi_status
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acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
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				 struct acpi_gpe_block_info *gpe_block,
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				 void *context);
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#ifdef ACPI_PCI_CONFIGURED
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/*
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 * hwpci - PCI configuration support
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 */
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acpi_status
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acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id,
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		      acpi_handle root_pci_device, acpi_handle pci_region);
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#else
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static inline acpi_status
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acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id, acpi_handle root_pci_device,
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		      acpi_handle pci_region)
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{
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	return AE_SUPPORT;
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}
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#endif
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#endif				/* __ACHWARE_H__ */
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