genirq: Allow the PM device to originate from irq domain

[linux-2.6-microblaze.git] / include / linux / irqdomain.h

diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index d476405..be25a33 100644 (file)
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -151,6 +151,8 @@ struct irq_domain_chip_generic;
  * @gc: Pointer to a list of generic chips. There is a helper function for
  *      setting up one or more generic chips for interrupt controllers
  *      drivers using the generic chip library which uses this pointer.
+ * @dev: Pointer to a device that the domain represent, and that will be
+ *       used for power management purposes.
  * @parent: Pointer to parent irq_domain to support hierarchy irq_domains
  *
  * Revmap data, used internally by irq_domain
@@ -171,6 +173,7 @@ struct irq_domain {
        struct fwnode_handle *fwnode;
        enum irq_domain_bus_token bus_token;
        struct irq_domain_chip_generic *gc;
+       struct device *dev;
 #ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
        struct irq_domain *parent;
 #endif
@@ -226,6 +229,13 @@ static inline struct device_node *irq_domain_get_of_node(struct irq_domain *d)
        return to_of_node(d->fwnode);
 }
 
+static inline void irq_domain_set_pm_device(struct irq_domain *d,
+                                           struct device *dev)
+{
+       if (d)
+               d->dev = dev;
+}
+
 #ifdef CONFIG_IRQ_DOMAIN
 struct fwnode_handle *__irq_domain_alloc_fwnode(unsigned int type, int id,
                                                const char *name, phys_addr_t *pa);