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[v5,12/15] irq: Add opaque setter routine

Message ID a8b2b3bd9439e22942be01b06b7e0cfd9efeea20.1457470980.git.alistair.francis@xilinx.com (mailing list archive)
State New, archived
Headers show

Commit Message

Alistair Francis March 8, 2016, 9:06 p.m. UTC 
From: Peter Crosthwaite <peter.crosthwaite@xilinx.com>

Add a routine to set or override the opaque data of an IRQ.

Qdev currently always initialises IRQ opaque as the device itself.
This allows you to override to a custom opaque in the case where
there is extra or different data needed.

Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Alistair Francis <alistair.francis@xilinx.com>
---

 hw/core/irq.c    | 5 +++++
 include/hw/irq.h | 2 ++
 2 files changed, 7 insertions(+)
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Patch

diff --git a/hw/core/irq.c b/hw/core/irq.c
index 49ff2e6..9d125fb 100644
--- a/hw/core/irq.c
+++ b/hw/core/irq.c
@@ -77,6 +77,11 @@  qemu_irq qemu_allocate_irq(qemu_irq_handler handler, void *opaque, int n)
     return irq;
 }
 
+void qemu_irq_set_opaque(qemu_irq irq, void *opaque)
+{
+    irq->opaque = opaque;
+}
+
 void qemu_free_irqs(qemu_irq *s, int n)
 {
     int i;
diff --git a/include/hw/irq.h b/include/hw/irq.h
index 4c4c2ea..edad0fc 100644
--- a/include/hw/irq.h
+++ b/include/hw/irq.h
@@ -44,6 +44,8 @@  qemu_irq qemu_allocate_irq(qemu_irq_handler handler, void *opaque, int n);
 qemu_irq *qemu_extend_irqs(qemu_irq *old, int n_old, qemu_irq_handler handler,
                                 void *opaque, int n);
 
+void qemu_irq_set_opaque(qemu_irq irq, void *opaque);
+
 void qemu_free_irqs(qemu_irq *s, int n);
 void qemu_free_irq(qemu_irq irq);