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2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/include/linux/irqdomain.h
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@@ -44,6 +44,7 @@
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 struct irq_data;
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 struct cpumask;
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 struct seq_file;
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+struct irq_affinity_desc;
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 /* Number of irqs reserved for a legacy isa controller */
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 #define NUM_ISA_INTERRUPTS	16
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@@ -76,12 +77,15 @@
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 enum irq_domain_bus_token {
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 	DOMAIN_BUS_ANY		= 0,
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 	DOMAIN_BUS_WIRED,
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+	DOMAIN_BUS_GENERIC_MSI,
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 	DOMAIN_BUS_PCI_MSI,
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 	DOMAIN_BUS_PLATFORM_MSI,
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 	DOMAIN_BUS_NEXUS,
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 	DOMAIN_BUS_IPI,
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 	DOMAIN_BUS_FSL_MC_MSI,
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+	DOMAIN_BUS_TI_SCI_INTA_MSI,
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 	DOMAIN_BUS_WAKEUP,
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+	DOMAIN_BUS_VMD_MSI,
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 };
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 /**
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@@ -231,7 +235,7 @@
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 #ifdef CONFIG_IRQ_DOMAIN
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 struct fwnode_handle *__irq_domain_alloc_fwnode(unsigned int type, int id,
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-						const char *name, void *data);
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+						const char *name, phys_addr_t *pa);
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 enum {
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 	IRQCHIP_FWNODE_REAL,
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@@ -252,9 +256,9 @@
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 					 NULL);
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 }
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-static inline struct fwnode_handle *irq_domain_alloc_fwnode(void *data)
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+static inline struct fwnode_handle *irq_domain_alloc_fwnode(phys_addr_t *pa)
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 {
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-	return __irq_domain_alloc_fwnode(IRQCHIP_FWNODE_REAL, 0, NULL, data);
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+	return __irq_domain_alloc_fwnode(IRQCHIP_FWNODE_REAL, 0, NULL, pa);
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 }
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 void irq_domain_free_fwnode(struct fwnode_handle *fwnode);
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@@ -277,9 +281,10 @@
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 						   enum irq_domain_bus_token bus_token);
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 extern bool irq_domain_check_msi_remap(void);
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 extern void irq_set_default_host(struct irq_domain *host);
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+extern struct irq_domain *irq_get_default_host(void);
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 extern int irq_domain_alloc_descs(int virq, unsigned int nr_irqs,
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 				  irq_hw_number_t hwirq, int node,
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-				  const struct cpumask *affinity);
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+				  const struct irq_affinity_desc *affinity);
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 static inline struct fwnode_handle *of_node_to_fwnode(struct device_node *node)
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 {
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@@ -385,10 +390,18 @@
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 extern void irq_domain_disassociate(struct irq_domain *domain,
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 				    unsigned int irq);
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-extern unsigned int irq_create_mapping(struct irq_domain *host,
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-				       irq_hw_number_t hwirq);
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+extern unsigned int irq_create_mapping_affinity(struct irq_domain *host,
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+				      irq_hw_number_t hwirq,
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+				      const struct irq_affinity_desc *affinity);
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 extern unsigned int irq_create_fwspec_mapping(struct irq_fwspec *fwspec);
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 extern void irq_dispose_mapping(unsigned int virq);
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+
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+static inline unsigned int irq_create_mapping(struct irq_domain *host,
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+					      irq_hw_number_t hwirq)
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+{
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+	return irq_create_mapping_affinity(host, hwirq, NULL);
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+}
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+
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 /**
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  * irq_linear_revmap() - Find a linux irq from a hw irq number.
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@@ -431,6 +444,16 @@
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 			const u32 *intspec, unsigned int intsize,
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 			irq_hw_number_t *out_hwirq, unsigned int *out_type);
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+int irq_domain_translate_twocell(struct irq_domain *d,
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+				 struct irq_fwspec *fwspec,
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+				 unsigned long *out_hwirq,
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+				 unsigned int *out_type);
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+
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+int irq_domain_translate_onecell(struct irq_domain *d,
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+				 struct irq_fwspec *fwspec,
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+				 unsigned long *out_hwirq,
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+				 unsigned int *out_type);
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+
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 /* IPI functions */
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 int irq_reserve_ipi(struct irq_domain *domain, const struct cpumask *dest);
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 int irq_destroy_ipi(unsigned int irq, const struct cpumask *dest);
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@@ -442,6 +465,7 @@
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 				irq_hw_number_t hwirq, struct irq_chip *chip,
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 				void *chip_data, irq_flow_handler_t handler,
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 				void *handler_data, const char *handler_name);
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+extern void irq_domain_reset_irq_data(struct irq_data *irq_data);
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 #ifdef	CONFIG_IRQ_DOMAIN_HIERARCHY
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 extern struct irq_domain *irq_domain_create_hierarchy(struct irq_domain *parent,
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 			unsigned int flags, unsigned int size,
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@@ -462,7 +486,8 @@
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 extern int __irq_domain_alloc_irqs(struct irq_domain *domain, int irq_base,
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 				   unsigned int nr_irqs, int node, void *arg,
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-				   bool realloc, const struct cpumask *affinity);
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+				   bool realloc,
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+				   const struct irq_affinity_desc *affinity);
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 extern void irq_domain_free_irqs(unsigned int virq, unsigned int nr_irqs);
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 extern int irq_domain_activate_irq(struct irq_data *irq_data, bool early);
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 extern void irq_domain_deactivate_irq(struct irq_data *irq_data);
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@@ -482,7 +507,6 @@
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 					 irq_hw_number_t hwirq,
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 					 struct irq_chip *chip,
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 					 void *chip_data);
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-extern void irq_domain_reset_irq_data(struct irq_data *irq_data);
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 extern void irq_domain_free_irqs_common(struct irq_domain *domain,
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 					unsigned int virq,
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 					unsigned int nr_irqs);
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@@ -500,6 +524,9 @@
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 					unsigned int irq_base,
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 					unsigned int nr_irqs);
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+extern int irq_domain_disconnect_hierarchy(struct irq_domain *domain,
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+					   unsigned int virq);
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+
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 static inline bool irq_domain_is_hierarchy(struct irq_domain *domain)
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 {
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 	return domain->flags & IRQ_DOMAIN_FLAG_HIERARCHY;