[SPARC64]: Convert sun4v virtual-device layer to in-kernel PROM device tree.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 18 insertions, 17 deletions

diff --git a/drivers/serial/sunhv.c b/drivers/serial/sunhv.c
index f137804b3133..ba22e256c6f7 100644
--- a/drivers/serial/sunhv.c
+++ b/drivers/serial/sunhv.c
@@ -427,31 +427,32 @@ static int __init hv_console_compatible(char *buf, int len)
 
 static unsigned int __init get_interrupt(void)
 {
-        const char *cons_str = "console";
-        const char *compat_str = "compatible";
-        int node = prom_getchild(sun4v_vdev_root);
-        char buf[64];
-        int err, len;
-
-        node = prom_searchsiblings(node, cons_str);
-        if (!node)
-                return 0;
+        struct device_node *dev_node;
 
-        len = prom_getproplen(node, compat_str);
-        if (len == 0 || len == -1)
-                return 0;
+        dev_node = sun4v_vdev_root->child;
+        while (dev_node != NULL) {
+                struct property *prop;
 
-        err = prom_getproperty(node, compat_str, buf, 64);
-        if (err == -1)
-                return 0;
+                if (strcmp(dev_node->name, "console"))
+                        goto next_sibling;
+
+                prop = of_find_property(dev_node, "compatible", NULL);
+                if (!prop)
+                        goto next_sibling;
 
-        if (!hv_console_compatible(buf, len))
+                if (hv_console_compatible(prop->value, prop->length))
+                        break;
+
+        next_sibling:
+                dev_node = dev_node->sibling;
+        }
+        if (!dev_node)
                 return 0;
 
         /* Ok, the this is the OBP node for the sun4v hypervisor
          * console device.  Decode the interrupt.
          */
-        return sun4v_vdev_device_interrupt(node);
+        return sun4v_vdev_device_interrupt(dev_node);
 }
 
 static int __init sunhv_init(void)