/* SPDX-License-Identifier: GPL-2.0-only *//* * Copyright (C) 2016, Semihalf *	Author: Tomasz Nowicki <tn@semihalf.com> */ #ifndef __ACPI_IORT_H__#define __ACPI_IORT_H__ #include <linux/acpi.h>#include <linux/fwnode.h>#include <linux/irqdomain.h> #define IORT_IRQ_MASK(irq)		(irq & 0xffffffffULL)#define IORT_IRQ_TRIGGER_MASK(irq)	((irq >> 32) & 0xffffffffULL) /* * PMCG model identifiers for use in smmu pmu driver. Please note * that this is purely for the use of software and has nothing to * do with hardware or with IORT specification. */#define IORT_SMMU_V3_PMCG_GENERIC        0x00000000 /* Generic SMMUv3 PMCG */#define IORT_SMMU_V3_PMCG_HISI_HIP08     0x00000001 /* HiSilicon HIP08 PMCG */ int iort_register_domain_token(int trans_id, phys_addr_t base,			       struct fwnode_handle *fw_node);void iort_deregister_domain_token(int trans_id);struct fwnode_handle *iort_find_domain_token(int trans_id);#ifdef CONFIG_ACPI_IORTvoid acpi_iort_init(void);u32 iort_msi_map_rid(struct device *dev, u32 req_id);struct irq_domain *iort_get_device_domain(struct device *dev, u32 req_id);void acpi_configure_pmsi_domain(struct device *dev);int iort_pmsi_get_dev_id(struct device *dev, u32 *dev_id);/* IOMMU interface */void iort_dma_setup(struct device *dev, u64 *dma_addr, u64 *size);const struct iommu_ops *iort_iommu_configure(struct device *dev);int iort_iommu_msi_get_resv_regions(struct device *dev, struct list_head *head);#elsestatic inline void acpi_iort_init(void) { }static inline u32 iort_msi_map_rid(struct device *dev, u32 req_id){ return req_id; }static inline struct irq_domain *iort_get_device_domain(struct device *dev,							u32 req_id){ return NULL; }static inline void acpi_configure_pmsi_domain(struct device *dev) { }/* IOMMU interface */static inline void iort_dma_setup(struct device *dev, u64 *dma_addr,				  u64 *size) { }static inline const struct iommu_ops *iort_iommu_configure(				      struct device *dev){ return NULL; }static inlineint iort_iommu_msi_get_resv_regions(struct device *dev, struct list_head *head){ return 0; }#endif #endif /* __ACPI_IORT_H__ */