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Diffstat (limited to 'arch/x86/pci/amd_bus.c')
-rw-r--r--arch/x86/pci/amd_bus.c120
1 files changed, 6 insertions, 114 deletions
diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c
index 572ee9782f2..95ecbd49595 100644
--- a/arch/x86/pci/amd_bus.c
+++ b/arch/x86/pci/amd_bus.c
@@ -6,10 +6,10 @@
#ifdef CONFIG_X86_64
#include <asm/pci-direct.h>
-#include <asm/mpspec.h>
-#include <linux/cpumask.h>
#endif
+#include "bus_numa.h"
+
/*
* This discovers the pcibus <-> node mapping on AMD K8.
* also get peer root bus resource for io,mmio
@@ -17,67 +17,6 @@
#ifdef CONFIG_X86_64
-/*
- * sub bus (transparent) will use entres from 3 to store extra from root,
- * so need to make sure have enought slot there, increase PCI_BUS_NUM_RESOURCES?
- */
-#define RES_NUM 16
-struct pci_root_info {
- char name[12];
- unsigned int res_num;
- struct resource res[RES_NUM];
- int bus_min;
- int bus_max;
- int node;
- int link;
-};
-
-/* 4 at this time, it may become to 32 */
-#define PCI_ROOT_NR 4
-static int pci_root_num;
-static struct pci_root_info pci_root_info[PCI_ROOT_NR];
-
-void x86_pci_root_bus_res_quirks(struct pci_bus *b)
-{
- int i;
- int j;
- struct pci_root_info *info;
-
- /* don't go for it if _CRS is used already */
- if (b->resource[0] != &ioport_resource ||
- b->resource[1] != &iomem_resource)
- return;
-
- /* if only one root bus, don't need to anything */
- if (pci_root_num < 2)
- return;
-
- for (i = 0; i < pci_root_num; i++) {
- if (pci_root_info[i].bus_min == b->number)
- break;
- }
-
- if (i == pci_root_num)
- return;
-
- printk(KERN_DEBUG "PCI: peer root bus %02x res updated from pci conf\n",
- b->number);
-
- info = &pci_root_info[i];
- for (j = 0; j < info->res_num; j++) {
- struct resource *res;
- struct resource *root;
-
- res = &info->res[j];
- b->resource[j] = res;
- if (res->flags & IORESOURCE_IO)
- root = &ioport_resource;
- else
- root = &iomem_resource;
- insert_resource(root, res);
- }
-}
-
#define RANGE_NUM 16
struct res_range {
@@ -130,52 +69,6 @@ static void __init update_range(struct res_range *range, size_t start,
}
}
-static void __init update_res(struct pci_root_info *info, size_t start,
- size_t end, unsigned long flags, int merge)
-{
- int i;
- struct resource *res;
-
- if (!merge)
- goto addit;
-
- /* try to merge it with old one */
- for (i = 0; i < info->res_num; i++) {
- size_t final_start, final_end;
- size_t common_start, common_end;
-
- res = &info->res[i];
- if (res->flags != flags)
- continue;
-
- common_start = max((size_t)res->start, start);
- common_end = min((size_t)res->end, end);
- if (common_start > common_end + 1)
- continue;
-
- final_start = min((size_t)res->start, start);
- final_end = max((size_t)res->end, end);
-
- res->start = final_start;
- res->end = final_end;
- return;
- }
-
-addit:
-
- /* need to add that */
- if (info->res_num >= RES_NUM)
- return;
-
- res = &info->res[info->res_num];
- res->name = info->name;
- res->flags = flags;
- res->start = start;
- res->end = end;
- res->child = NULL;
- info->res_num++;
-}
-
struct pci_hostbridge_probe {
u32 bus;
u32 slot;
@@ -230,7 +123,6 @@ static int __init early_fill_mp_bus_info(void)
int j;
unsigned bus;
unsigned slot;
- int found;
int node;
int link;
int def_node;
@@ -247,7 +139,7 @@ static int __init early_fill_mp_bus_info(void)
if (!early_pci_allowed())
return -1;
- found = 0;
+ found_all_numa_early = 0;
for (i = 0; i < ARRAY_SIZE(pci_probes); i++) {
u32 id;
u16 device;
@@ -261,12 +153,12 @@ static int __init early_fill_mp_bus_info(void)
device = (id>>16) & 0xffff;
if (pci_probes[i].vendor == vendor &&
pci_probes[i].device == device) {
- found = 1;
+ found_all_numa_early = 1;
break;
}
}
- if (!found)
+ if (!found_all_numa_early)
return 0;
pci_root_num = 0;
@@ -488,7 +380,7 @@ static int __init early_fill_mp_bus_info(void)
info = &pci_root_info[i];
res_num = info->res_num;
busnum = info->bus_min;
- printk(KERN_DEBUG "bus: [%02x,%02x] on node %x link %x\n",
+ printk(KERN_DEBUG "bus: [%02x, %02x] on node %x link %x\n",
info->bus_min, info->bus_max, info->node, info->link);
for (j = 0; j < res_num; j++) {
res = &info->res[j];