Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / irqchip / irqchip.c

diff --git a/kernel/drivers/irqchip/irqchip.c b/kernel/drivers/irqchip/irqchip.c
new file mode 100644 (file)
index 0000000..afd1af3
--- /dev/null
+++ b/kernel/drivers/irqchip/irqchip.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2012 Thomas Petazzoni
+ *
+ * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/acpi_irq.h>
+#include <linux/init.h>
+#include <linux/of_irq.h>
+#include <linux/irqchip.h>
+
+/*
+ * This special of_device_id is the sentinel at the end of the
+ * of_device_id[] array of all irqchips. It is automatically placed at
+ * the end of the array by the linker, thanks to being part of a
+ * special section.
+ */
+static const struct of_device_id
+irqchip_of_match_end __used __section(__irqchip_of_table_end);
+
+extern struct of_device_id __irqchip_of_table[];
+
+void __init irqchip_init(void)
+{
+       of_irq_init(__irqchip_of_table);
+
+       acpi_irq_init();
+}