From aac7caaf471f53e50a93e0547fe46acef0779a16 Mon Sep 17 00:00:00 2001
From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Mon, 26 Oct 2015 13:28:34 +0000
Subject: [PATCH] Add support for binding IRQs to CPUs in the LinuxKPI. The new
 function added is for BSD only and does not exist in Linux.

MFC after:	1 week
Sponsored by:	Mellanox Technologies
---
 sys/ofed/include/linux/interrupt.h | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/sys/ofed/include/linux/interrupt.h b/sys/ofed/include/linux/interrupt.h
index 26ad59205b8..4c0ad808758 100644
--- a/sys/ofed/include/linux/interrupt.h
+++ b/sys/ofed/include/linux/interrupt.h
@@ -2,7 +2,7 @@
  * Copyright (c) 2010 Isilon Systems, Inc.
  * Copyright (c) 2010 iX Systems, Inc.
  * Copyright (c) 2010 Panasas, Inc.
- * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
+ * Copyright (c) 2013-2015 Mellanox Technologies, Ltd.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -118,6 +118,23 @@ request_irq(unsigned int irq, irq_handler_t handler, unsigned long flags,
 	return 0;
 }
 
+static inline int
+bind_irq_to_cpu(unsigned int irq, int cpu_id)
+{
+	struct irq_ent *irqe;
+	struct device *dev;
+
+	dev = _pci_find_irq_dev(irq);
+	if (dev == NULL)
+		return (-ENOENT);
+
+	irqe = _irq_ent(dev, irq);
+	if (irqe == NULL)
+		return (-ENOENT);
+
+	return (-bus_bind_intr(dev->bsddev, irqe->res, cpu_id));
+}
+
 static inline void
 free_irq(unsigned int irq, void *device)
 {