genirq: Add DOMAIN_BUS_IPI

[linux-beck.git] / include / linux / irqdomain.h

diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index f64622ad02c196185be2eb79269e782d5772fcd0..130e1c3117c3c3e811d0b85f76ce7314e389bb6e 100644 (file)
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -70,9 +70,11 @@ struct irq_fwspec {
  */
 enum irq_domain_bus_token {
        DOMAIN_BUS_ANY          = 0,
+       DOMAIN_BUS_WIRED,
        DOMAIN_BUS_PCI_MSI,
        DOMAIN_BUS_PLATFORM_MSI,
        DOMAIN_BUS_NEXUS,
+       DOMAIN_BUS_IPI,
 };
 
 /**
@@ -171,6 +173,12 @@ enum {
        /* Core calls alloc/free recursive through the domain hierarchy. */
        IRQ_DOMAIN_FLAG_AUTO_RECURSIVE  = (1 << 1),
 
+       /* Irq domain is an IPI domain with virq per cpu */
+       IRQ_DOMAIN_FLAG_IPI_PER_CPU     = (1 << 2),
+
+       /* Irq domain is an IPI domain with single virq */
+       IRQ_DOMAIN_FLAG_IPI_SINGLE      = (1 << 3),
+
        /*
         * Flags starting from IRQ_DOMAIN_FLAG_NONCORE are reserved
         * for implementation specific purposes and ignored by the
@@ -399,6 +407,22 @@ static inline bool irq_domain_is_hierarchy(struct irq_domain *domain)
 {
        return domain->flags & IRQ_DOMAIN_FLAG_HIERARCHY;
 }
+
+static inline bool irq_domain_is_ipi(struct irq_domain *domain)
+{
+       return domain->flags &
+               (IRQ_DOMAIN_FLAG_IPI_PER_CPU | IRQ_DOMAIN_FLAG_IPI_SINGLE);
+}
+
+static inline bool irq_domain_is_ipi_per_cpu(struct irq_domain *domain)
+{
+       return domain->flags & IRQ_DOMAIN_FLAG_IPI_PER_CPU;
+}
+
+static inline bool irq_domain_is_ipi_single(struct irq_domain *domain)
+{
+       return domain->flags & IRQ_DOMAIN_FLAG_IPI_SINGLE;
+}
 #else  /* CONFIG_IRQ_DOMAIN_HIERARCHY */
 static inline void irq_domain_activate_irq(struct irq_data *data) { }
 static inline void irq_domain_deactivate_irq(struct irq_data *data) { }
@@ -412,6 +436,21 @@ static inline bool irq_domain_is_hierarchy(struct irq_domain *domain)
 {
        return false;
 }
+
+static inline bool irq_domain_is_ipi(struct irq_domain *domain)
+{
+       return false;
+}
+
+static inline bool irq_domain_is_ipi_per_cpu(struct irq_domain *domain)
+{
+       return false;
+}
+
+static inline bool irq_domain_is_ipi_single(struct irq_domain *domain)
+{
+       return false;
+}
 #endif /* CONFIG_IRQ_DOMAIN_HIERARCHY */
 
 #else /* CONFIG_IRQ_DOMAIN */