genirq: Add irq disabled flag to irq_data state
Some irq_chip implementation require to know the disabled state of the
interrupt in certain callbacks. Add a state flag and accessor to
irq_data.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 6fb014f..96c3268 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -80,6 +80,7 @@
desc->irq_data.handler_data = NULL;
desc->irq_data.msi_desc = NULL;
irq_settings_clr_and_set(desc, ~0, _IRQ_DEFAULT_INIT_FLAGS);
+ irqd_set(&desc->irq_data, IRQD_IRQ_DISABLED);
desc->istate = IRQS_DISABLED;
desc->handle_irq = handle_bad_irq;
desc->depth = 1;