From 44b372d8a099a7042f9f17ebd4941050e38c1773 Mon Sep 17 00:00:00 2001
From: Anton Blanchard <anton@samba.org>
Date: Sun, 24 Jun 2012 18:24:44 +0000
Subject: [PATCH] powerpc/vio: Separate vio bus probe and device probe
Similar to PCI, separate the bus probe from device probe. This allows
us to attach bus notifiers for DMA debug and IOMMU fault injection
before devices have been probed.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
arch/powerpc/kernel/vio.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index 7d05fe2b563704..3bb5be5da31c0e 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -1497,12 +1497,18 @@ static int __init vio_bus_init(void)
if (firmware_has_feature(FW_FEATURE_CMO))
vio_cmo_bus_init();
+ return 0;
+}
+postcore_initcall(vio_bus_init);
+
+static int __init vio_device_init(void)
+{
vio_bus_scan_register_devices("vdevice");
vio_bus_scan_register_devices("ibm,platform-facilities");
return 0;
}
-__initcall(vio_bus_init);
+device_initcall(vio_device_init);
static ssize_t name_show(struct device *dev,
struct device_attribute *attr, char *buf)
--
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