* Benjamin Herrenschmidt | 2011-04-07 13:26:35 [+1000]:
>Instead of walking the whole PCI tree to update the of_node's for
>PCI busses and devices after the fact, enable the new generic core
>code for doing so by providing the proper device nodes for the
>PCI host bridges
>
>Signed-off-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Ben, please add this to the series or melt into this patch :)
>From 1460c529a53a393dd3b41cdcd72ecc6ff1d3646e Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Date: Thu, 7 Apr 2011 10:47:51 +0200
Subject: [PATCH] x86: dt: remove unused and/or shadowed variables
|arch/x86/kernel/devicetree.c: In function 'pcibios_get_phb_of_node':
|arch/x86/kernel/devicetree.c:135:23: warning: unused variable 'child'
|arch/x86/kernel/devicetree.c:129:15: warning: unused variable 'bus_min'
|arch/x86/kernel/devicetree.c:144:1: warning: control reaches end of non-void function
|arch/x86/kernel/devicetree.c:141:10: warning: 'bus' may be used uninitialized in this function
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
---
arch/x86/kernel/devicetree.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c
index f6c9d67..3568496 100644
--- a/arch/x86/kernel/devicetree.c
+++ b/arch/x86/kernel/devicetree.c
@@ -123,16 +123,13 @@ static int __init add_bus_probe(void)
module_init(add_bus_probe);
#ifdef CONFIG_PCI
-struct device_node * pcibios_get_phb_of_node(struct pci_bus *bus)
+struct device_node *pcibios_get_phb_of_node(struct pci_bus *bus)
{
struct device_node *np;
- unsigned int bus_min;
for_each_node_by_type(np, "pci") {
const void *prop;
- struct pci_bus *bus;
unsigned int bus_min;
- struct device_node *child;
prop = of_get_property(np, "bus-range", NULL);
if (!prop)
@@ -141,6 +138,7 @@ struct device_node * pcibios_get_phb_of_node(struct pci_bus *bus)
if (bus->number == bus_min)
return np;
}
+ return NULL;
}
static int x86_of_pci_irq_enable(struct pci_dev *dev)
--
1.7.4
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