Adding upstream version 6.1.76.upstream/6.1.76upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 39 insertions, 0 deletions

diff --git a/arch/microblaze/kernel/irq.c b/arch/microblaze/kernel/irq.c
new file mode 100644
index 000000000..1f8cb4c4f
--- /dev/null
+++ b/arch/microblaze/kernel/irq.c
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
+ * Copyright (C) 2007-2009 PetaLogix
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/init.h>
+#include <linux/ftrace.h>
+#include <linux/kernel.h>
+#include <linux/hardirq.h>
+#include <linux/interrupt.h>
+#include <linux/irqflags.h>
+#include <linux/seq_file.h>
+#include <linux/kernel_stat.h>
+#include <linux/irq.h>
+#include <linux/irqchip.h>
+#include <linux/of_irq.h>
+
+void __irq_entry do_IRQ(struct pt_regs *regs)
+{
+	struct pt_regs *old_regs = set_irq_regs(regs);
+	trace_hardirqs_off();
+
+	irq_enter();
+	handle_arch_irq(regs);
+	irq_exit();
+	set_irq_regs(old_regs);
+	trace_hardirqs_on();
+}
+
+void __init init_IRQ(void)
+{
+	/* process the entire interrupt tree in one go */
+	irqchip_init();
+}