Merge bk://kernel.bkbits.net/gregkh/linux/pci-2.6

into ppc970.osdl.org:/home/torvalds/v2.6/linux

6 files changed, 31 insertions, 1 deletions

diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index 27174fe6438c..504fb18fe87d 100644
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -102,6 +102,13 @@ static int __init pci_mmcfg_init(void)
 	if (!pci_mmcfg_base_addr)
 		goto out;
 
+	/* Kludge for now. Don't use mmconfig on AMD systems because
+	   those have some busses where mmconfig doesn't work,
+	   and we don't parse ACPI MCFG well enough to handle that. 
+	   Remove when proper handling is added. */
+	if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD)
+		goto out; 
+
 	printk(KERN_INFO "PCI: Using MMCONFIG\n");
 	raw_pci_ops = &pci_mmcfg;
 	pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;
diff --git a/arch/x86_64/pci/mmconfig.c b/arch/x86_64/pci/mmconfig.c
index b830c47b1a4a..142b9befee3f 100644
--- a/arch/x86_64/pci/mmconfig.c
+++ b/arch/x86_64/pci/mmconfig.c
@@ -78,6 +78,13 @@ static int __init pci_mmcfg_init(void)
 	if (!pci_mmcfg_base_addr)
 		return 0;
 
+	/* Kludge for now. Don't use mmconfig on AMD systems because
+	   those have some busses where mmconfig doesn't work,
+	   and we don't parse ACPI MCFG well enough to handle that. 
+	   Remove when proper handling is added. */
+	if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD)
+		return 0; 
+
 	/* RED-PEN i386 doesn't do _nocache right now */
 	pci_mmcfg_virt = ioremap_nocache(pci_mmcfg_base_addr, MMCONFIG_APER_SIZE);
 	if (!pci_mmcfg_virt) { 
diff --git a/drivers/pci/hotplug/cpqphp_pci.c b/drivers/pci/hotplug/cpqphp_pci.c
index c7747e71df39..225973d86331 100644
--- a/drivers/pci/hotplug/cpqphp_pci.c
+++ b/drivers/pci/hotplug/cpqphp_pci.c
@@ -194,7 +194,7 @@ static int PCI_ScanBusNonBridge (u8 bus, u8 device)
 
 static int PCI_ScanBusForNonBridge(struct controller *ctrl, u8 bus_num, u8 * dev_num)
 {
-	u8 tdevice;
+	u16 tdevice;
 	u32 work;
 	u8 tbus;
 
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 10d488cb6673..dc1eb106defd 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -1347,6 +1347,9 @@ int pcie_init(struct controller * ctrl,
 	info("HPC vendor_id %x device_id %x ss_vid %x ss_did %x\n", pdev->vendor, pdev->device, 
 		pdev->subsystem_vendor, pdev->subsystem_device);
 
+	if (pci_enable_device(pdev))
+		goto abort_free_ctlr;
+	
 	init_MUTEX(&ctrl->crit_sect);
 	/* setup wait queue */
 	init_waitqueue_head(&ctrl->queue);
diff --git a/drivers/pci/hotplug/shpchp_hpc.c b/drivers/pci/hotplug/shpchp_hpc.c
index c799ca007977..38c5d9066697 100644
--- a/drivers/pci/hotplug/shpchp_hpc.c
+++ b/drivers/pci/hotplug/shpchp_hpc.c
@@ -1487,6 +1487,9 @@ int shpc_init(struct controller * ctrl,
 
 	info("HPC vendor_id %x device_id %x ss_vid %x ss_did %x\n", pdev->vendor, pdev->device, pdev->subsystem_vendor, 
 		pdev->subsystem_device);
+	
+	if (pci_enable_device(pdev))
+		goto abort_free_ctlr;
 
 	if (!request_mem_region(pci_resource_start(pdev, 0) + shpc_base_offset, pci_resource_len(pdev, 0), MY_NAME)) {
 		err("%s: cannot reserve MMIO region\n", __FUNCTION__);
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 84728283f0d5..7fcf935c51b5 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -19,6 +19,7 @@
 #include <linux/kernel.h>
 #include <linux/pci.h>
 #include <linux/stat.h>
+#include <linux/topology.h>
 
 #include "pci.h"
 
@@ -42,6 +43,14 @@ pci_config_attr(subsystem_device, "0x%04x\n");
 pci_config_attr(class, "0x%06x\n");
 pci_config_attr(irq, "%u\n");
 
+static ssize_t local_cpus_show(struct device *dev, char *buf)
+{		
+	cpumask_t mask = pcibus_to_cpumask(to_pci_dev(dev)->bus->number);
+	int len = cpumask_scnprintf(buf, PAGE_SIZE-2, mask);
+	strcat(buf,"\n"); 
+	return 1+len;
+}
+
 /* show resources */
 static ssize_t
 resource_show(struct device * dev, char * buf)
@@ -71,6 +80,7 @@ struct device_attribute pci_dev_attrs[] = {
 	__ATTR_RO(subsystem_device),
 	__ATTR_RO(class),
 	__ATTR_RO(irq),
+	__ATTR_RO(local_cpus),
 	__ATTR_NULL,
 };