From 416343b144cb6a5d73b381e56f452fdbd5992522 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Thu, 26 May 2011 11:52:46 +0200
Subject: [PATCH] spapr: make irq customizable via qdev

This also lets the user see the irq in "info qtree".

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Cc: Alexander Graf <agraf@suse.de>
Cc: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
---
 hw/spapr_vio.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/hw/spapr_vio.c b/hw/spapr_vio.c
index ba2e1c178b..0546ccb043 100644
--- a/hw/spapr_vio.c
+++ b/hw/spapr_vio.c
@@ -52,6 +52,10 @@
 static struct BusInfo spapr_vio_bus_info = {
     .name       = "spapr-vio",
     .size       = sizeof(VIOsPAPRBus),
+    .props = (Property[]) {
+        DEFINE_PROP_UINT32("irq", VIOsPAPRDevice, vio_irq_num, 0), \
+        DEFINE_PROP_END_OF_LIST(),
+    },
 };
 
 VIOsPAPRDevice *spapr_vio_find_by_reg(VIOsPAPRBus *bus, uint32_t reg)
@@ -604,7 +608,9 @@ static int spapr_vio_busdev_init(DeviceState *qdev, DeviceInfo *qinfo)
     }
 
     dev->qdev.id = id;
-    dev->vio_irq_num = bus->irq++;
+    if (!dev->vio_irq_num) {
+        dev->vio_irq_num = bus->irq++;
+    }
     dev->qirq = spapr_find_qirq(spapr, dev->vio_irq_num);
 
     rtce_init(dev);
-- 
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