[PATCH 11/24] x86, PCI: put busn resource in pci_root_info for no_crs path

[Yinghai Lu <yinghai@xxxxxxxxxx>]

will put it in resources list and pass it for create_root_bus

Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
---
 arch/x86/pci/broadcom_bus.c |    4 +---
 arch/x86/pci/bus_numa.c     |   19 +++++++++++--------
 arch/x86/pci/bus_numa.h     |    3 +--
 3 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/arch/x86/pci/broadcom_bus.c b/arch/x86/pci/broadcom_bus.c
index ec5c66f..1f7223b 100644
--- a/arch/x86/pci/broadcom_bus.c
+++ b/arch/x86/pci/broadcom_bus.c
@@ -27,13 +27,11 @@ static void __init cnb20le_res(u8 bus, u8 slot, u8 func)
 	u16 word1, word2;
 	u8 fbus, lbus;
 
-	info = alloc_pci_root_info(0, 0, 0, 0);
 
 	/* read the PCI bus numbers */
 	fbus = read_pci_config_byte(bus, slot, func, 0x44);
 	lbus = read_pci_config_byte(bus, slot, func, 0x45);
-	info->bus_min = fbus;
-	info->bus_max = lbus;
+	info = alloc_pci_root_info(fbus, lbus, 0, 0);
 
 	/*
 	 * Add the legacy IDE ports on bus 0
diff --git a/arch/x86/pci/bus_numa.c b/arch/x86/pci/bus_numa.c
index df0c552..543086f 100644
--- a/arch/x86/pci/bus_numa.c
+++ b/arch/x86/pci/bus_numa.c
@@ -14,7 +14,7 @@ static struct pci_root_info *x86_find_pci_root_info(int bus)
 		return NULL;
 
 	list_for_each_entry(info, &pci_root_infos, list)
-		if (info->bus_min == bus)
+		if (info->busn.start == bus)
 			return info;
 
 	return NULL;
@@ -31,6 +31,8 @@ void x86_pci_root_bus_resources(int bus, struct list_head *resources)
 	printk(KERN_DEBUG "PCI: root bus %02x: hardware-probed resources\n",
 	       bus);
 
+	pci_add_resource(resources, &info->busn);
+
 	list_for_each_entry(root_res, &info->resources, list) {
 		struct resource *res;
 		struct resource *root;
@@ -54,6 +56,7 @@ default_resources:
 	printk(KERN_DEBUG "PCI: root bus %02x: using default resources\n", bus);
 	pci_add_resource(resources, &ioport_resource);
 	pci_add_resource(resources, &iomem_resource);
+	pci_add_resource(resources, &busn_resource);
 }
 
 struct pci_root_info __init *alloc_pci_root_info(int bus_min, int bus_max,
@@ -67,8 +70,9 @@ struct pci_root_info __init *alloc_pci_root_info(int bus_min, int bus_max,
 		return info;
 
 	INIT_LIST_HEAD(&info->resources);
-	info->bus_min = bus_min;
-	info->bus_max = bus_max;
+	info->busn.start = bus_min;
+	info->busn.end   = bus_max;
+	info->busn.flags = IORESOURCE_BUS;
 	info->node = node;
 	info->link = link;
 
@@ -80,14 +84,13 @@ struct pci_root_info __init *alloc_pci_root_info(int bus_min, int bus_max,
 void print_pci_root_info(struct pci_root_info *info, char *name, bool nodelink)
 {
 	struct pci_root_res *root_res;
-	int busnum = info->bus_min;
+	int busnum = info->busn.start;
 
 	if (!nodelink)
-		printk(KERN_DEBUG "%s: [%02x, %02x]\n", name,
-				info->bus_min, info->bus_max);
+		printk(KERN_DEBUG "%s: %pR\n", name, &info->busn);
 	else
-		printk(KERN_DEBUG "%s: [%02x, %02x] on node %x link %x\n", name,
-			info->bus_min, info->bus_max, info->node, info->link);
+		printk(KERN_DEBUG "%s: %pR on node %x link %x\n", name,
+			&info->busn, info->node, info->link);
 
 	list_for_each_entry(root_res, &info->resources, list)
 		printk(KERN_DEBUG "%s: %02x %pR\n", name, busnum,
diff --git a/arch/x86/pci/bus_numa.h b/arch/x86/pci/bus_numa.h
index deada6a..f9919c3 100644
--- a/arch/x86/pci/bus_numa.h
+++ b/arch/x86/pci/bus_numa.h
@@ -13,8 +13,7 @@ struct pci_root_info {
 	struct list_head list;
 	char name[12];
 	struct list_head resources;
-	int bus_min;
-	int bus_max;
+	struct resource busn;
 	int node;
 	int link;
 };
-- 
1.7.7

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