From e307cc8941fc420f008e1f3cb86e16a4269aa2af Mon Sep 17 00:00:00 2001
From: Joseph Lo <josephl@nvidia.com>
Date: Wed, 3 Apr 2013 19:31:45 +0800
Subject: ARM: tegra: irq: add wake up handling

Add the wake up handling for legacy irq controller, and using
IRQCHIP_MASK_ON_SUSPEND for wake irq handling.

Based on the work by:
Varun Wadekar <vwadekar@nvidia.com>

Signed-off-by: Joseph Lo <josephl@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
---
 arch/arm/mach-tegra/irq.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'arch/arm/mach-tegra/irq.h')

diff --git a/arch/arm/mach-tegra/irq.h b/arch/arm/mach-tegra/irq.h
index 5142649bba0..bc05ce5613f 100644
--- a/arch/arm/mach-tegra/irq.h
+++ b/arch/arm/mach-tegra/irq.h
@@ -19,4 +19,10 @@
 
 bool tegra_pending_sgi(void);
 
+#ifdef CONFIG_PM_SLEEP
+int tegra_legacy_irq_syscore_init(void);
+#else
+static inline int tegra_legacy_irq_syscore_init(void) { return 0; }
+#endif
+
 #endif
-- 
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