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[Qemu-devel] [PATCH v1 03/16] qdev: gpio: Register GPIO outputs as QOM l


From: Peter Crosthwaite
Subject: [Qemu-devel] [PATCH v1 03/16] qdev: gpio: Register GPIO outputs as QOM links
Date: Sun, 3 Aug 2014 18:53:07 -0700

Within the object that contains the GPIO output. This allows for
connecting GPIO outputs via setting of a Link property.

Signed-off-by: Peter Crosthwaite <address@hidden>
---

 hw/core/qdev.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/hw/core/qdev.c b/hw/core/qdev.c
index 35c266a..5f55709 100644
--- a/hw/core/qdev.c
+++ b/hw/core/qdev.c
@@ -362,12 +362,23 @@ void qdev_init_gpio_in(DeviceState *dev, qemu_irq_handler 
handler, int n)
 void qdev_init_gpio_out_named(DeviceState *dev, qemu_irq *pins,
                               const char *name, int n)
 {
+    int i;
     NamedGPIOList *gpio_list = qdev_get_named_gpio_list(dev, name);
 
     assert(gpio_list->num_in == 0 || !name);
     assert(gpio_list->num_out == 0);
     gpio_list->num_out = n;
     gpio_list->out = pins;
+
+    char *propname = g_strdup_printf("%s[*]", name ? name : 
"unnamed-gpio-out");
+    for (i = 0; i < n; ++i) {
+        object_property_add_link(OBJECT(dev), propname, TYPE_IRQ,
+                                 (Object **)&pins[i],
+                                 object_property_allow_set_link,
+                                 OBJ_PROP_LINK_UNREF_ON_RELEASE,
+                                 &error_abort);
+    }
+    g_free(propname);
 }
 
 void qdev_init_gpio_out(DeviceState *dev, qemu_irq *pins, int n)
-- 
2.0.1.1.gfbfc394




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