genirq: Introduce IRQD_AFFINITY_MANAGED flag

[cascardo/linux.git] / include / linux / irq.h

diff --git a/include/linux/irq.h b/include/linux/irq.h
index 4d758a7..f607481 100644 (file)
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -197,6 +197,7 @@ struct irq_data {
  * IRQD_IRQ_INPROGRESS         - In progress state of the interrupt
  * IRQD_WAKEUP_ARMED           - Wakeup mode armed
  * IRQD_FORWARDED_TO_VCPU      - The interrupt is forwarded to a VCPU
+ * IRQD_AFFINITY_MANAGED       - Affinity is auto-managed by the kernel
  */
 enum {
        IRQD_TRIGGER_MASK               = 0xf,
@@ -212,6 +213,7 @@ enum {
        IRQD_IRQ_INPROGRESS             = (1 << 18),
        IRQD_WAKEUP_ARMED               = (1 << 19),
        IRQD_FORWARDED_TO_VCPU          = (1 << 20),
+       IRQD_AFFINITY_MANAGED           = (1 << 21),
 };
 
 #define __irqd_to_state(d) ACCESS_PRIVATE((d)->common, state_use_accessors)
@@ -305,6 +307,11 @@ static inline void irqd_clr_forwarded_to_vcpu(struct irq_data *d)
        __irqd_to_state(d) &= ~IRQD_FORWARDED_TO_VCPU;
 }
 
+static inline bool irqd_affinity_is_managed(struct irq_data *d)
+{
+       return __irqd_to_state(d) & IRQD_AFFINITY_MANAGED;
+}
+
 #undef __irqd_to_state
 
 static inline irq_hw_number_t irqd_to_hwirq(struct irq_data *d)