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19#ifndef __ACPI_IORT_H__
20#define __ACPI_IORT_H__
21
22#include <linux/acpi.h>
23#include <linux/fwnode.h>
24#include <linux/irqdomain.h>
25
26#define IORT_IRQ_MASK(irq) (irq & 0xffffffffULL)
27#define IORT_IRQ_TRIGGER_MASK(irq) ((irq >> 32) & 0xffffffffULL)
28
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31
32
33
34#define IORT_SMMU_V3_PMCG_GENERIC 0x00000000
35#define IORT_SMMU_V3_PMCG_HISI_HIP08 0x00000001
36
37int iort_register_domain_token(int trans_id, phys_addr_t base,
38 struct fwnode_handle *fw_node);
39void iort_deregister_domain_token(int trans_id);
40struct fwnode_handle *iort_find_domain_token(int trans_id);
41#ifdef CONFIG_ACPI_IORT
42void acpi_iort_init(void);
43u32 iort_msi_map_id(struct device *dev, u32 id);
44struct irq_domain *iort_get_device_domain(struct device *dev, u32 id,
45 enum irq_domain_bus_token bus_token);
46void acpi_configure_pmsi_domain(struct device *dev);
47int iort_pmsi_get_dev_id(struct device *dev, u32 *dev_id);
48
49void iort_dma_setup(struct device *dev, u64 *dma_addr, u64 *size);
50const struct iommu_ops *iort_iommu_configure_id(struct device *dev,
51 const u32 *id_in);
52int iort_iommu_msi_get_resv_regions(struct device *dev, struct list_head *head);
53#else
54static inline void acpi_iort_init(void) { }
55static inline u32 iort_msi_map_id(struct device *dev, u32 id)
56{ return id; }
57static inline struct irq_domain *iort_get_device_domain(
58 struct device *dev, u32 id, enum irq_domain_bus_token bus_token)
59{ return NULL; }
60static inline void acpi_configure_pmsi_domain(struct device *dev) { }
61
62static inline void iort_dma_setup(struct device *dev, u64 *dma_addr,
63 u64 *size) { }
64static inline const struct iommu_ops *iort_iommu_configure_id(
65 struct device *dev, const u32 *id_in)
66{ return NULL; }
67static inline
68int iort_iommu_msi_get_resv_regions(struct device *dev, struct list_head *head)
69{ return 0; }
70#endif
71
72#endif
73