From: Thomas Gleixner <tglx@linutronix.de>
Date: Mon, 28 Mar 2011 14:41:14 +0000 (+0200)
Subject: genirq: Provide setter inline for IRQD_IRQ_INPROGRESS
X-Git-Tag: v2.6.39-rc1~13^3~4
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=9cff60dfc3d54b60bc069627cee5624bfaa3f823;p=~shefty%2Frdma-dev.git

genirq: Provide setter inline for IRQD_IRQ_INPROGRESS

Special function for demultiplexing handlers which can be disabled via
disable_irq().

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---

diff --git a/include/linux/irq.h b/include/linux/irq.h
index 41fc783171f..84e1c5832c9 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -256,6 +256,21 @@ static inline bool irqd_irq_inprogress(struct irq_data *d)
 	return d->state_use_accessors & IRQD_IRQ_INPROGRESS;
 }
 
+/*
+ * Functions for chained handlers which can be enabled/disabled by the
+ * standard disable_irq/enable_irq calls. Must be called with
+ * irq_desc->lock held.
+ */
+static inline void irqd_set_chained_irq_inprogress(struct irq_data *d)
+{
+	d->state_use_accessors |= IRQD_IRQ_INPROGRESS;
+}
+
+static inline void irqd_clr_chained_irq_inprogress(struct irq_data *d)
+{
+	d->state_use_accessors &= ~IRQD_IRQ_INPROGRESS;
+}
+
 /**
  * struct irq_chip - hardware interrupt chip descriptor
  *