Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6:
  PCI: re-add debug prints for unmodified BARs
  PCI: fix pciehp_free_irq()
  PCI Hotplug: fakephp: fix deadlock... again
  PCI: Fix printk warnings in setup-bus.c
  PCI: Fix printk warnings in probe.c
  PCI/iommu: blacklist DMAR on Intel G31/G33 chipsets

5 files changed, 47 insertions, 8 deletions

diff --git a/drivers/pci/hotplug/fakephp.c b/drivers/pci/hotplug/fakephp.c
index 40337a06c18a..146ca9cd1567 100644
--- a/drivers/pci/hotplug/fakephp.c
+++ b/drivers/pci/hotplug/fakephp.c
@@ -320,15 +320,15 @@ static int disable_slot(struct hotplug_slot *slot)
                         return -ENODEV;
                 }
 
+                /* remove the device from the pci core */
+                pci_remove_bus_device(dev);
+
                 /* queue work item to blow away this sysfs entry and other
                  * parts.
                  */
                 INIT_WORK(&dslot->remove_work, remove_slot_worker);
                 queue_work(dummyphp_wq, &dslot->remove_work);
 
-                /* blow away this sysfs entry and other parts. */
-                remove_slot(dslot);
-
                 pci_dev_put(dev);
         }
         return 0;
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index ab31f5ba665d..9d934ddee956 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -258,7 +258,7 @@ static int pcie_poll_cmd(struct controller *ctrl)
                         return 1;
                 }
         }
-        while (timeout > 1000) {
+        while (timeout > 0) {
                 msleep(10);
                 timeout -= 10;
                 if (!pciehp_readw(ctrl, SLOTSTATUS, &slot_status)) {
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 8d0e60ac849c..c3edcdc08e72 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -2348,11 +2348,34 @@ static void __init iommu_exit_mempool(void)
 
 }
 
+static int blacklist_iommu(const struct dmi_system_id *id)
+{
+        printk(KERN_INFO "%s detected; disabling IOMMU\n",
+               id->ident);
+        dmar_disabled = 1;
+        return 0;
+}
+
+static struct dmi_system_id __initdata intel_iommu_dmi_table[] = {
+        {       /* Some DG33BU BIOS revisions advertised non-existent VT-d */
+                .callback = blacklist_iommu,
+                .ident = "Intel DG33BU",
+                {       DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
+                        DMI_MATCH(DMI_BOARD_NAME, "DG33BU"),
+                }
+        },
+        { }
+};
+
+
 void __init detect_intel_iommu(void)
 {
         if (swiotlb || no_iommu || iommu_detected || dmar_disabled)
                 return;
         if (early_dmar_detect()) {
+                dmi_check_system(intel_iommu_dmi_table);
+                if (dmar_disabled)
+                        return;
                 iommu_detected = 1;
         }
 }
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index cce2f4cb1fbf..36698e57b97f 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -304,6 +304,9 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
                 } else {
                         res->start = l64;
                         res->end = l64 + sz64;
+                        printk(KERN_DEBUG "PCI: %s reg %x 64bit mmio: [%llx, %llx]\n",
+                                pci_name(dev), pos, (unsigned long long)res->start,
+                                (unsigned long long)res->end);
                 }
         } else {
                 sz = pci_size(l, sz, mask);
@@ -313,6 +316,9 @@ static int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type,
 
                 res->start = l;
                 res->end = l + sz;
+                printk(KERN_DEBUG "PCI: %s reg %x %s: [%llx, %llx]\n", pci_name(dev),
+                        pos, (res->flags & IORESOURCE_IO) ? "io port":"32bit mmio",
+                        (unsigned long long)res->start, (unsigned long long)res->end);
         }
 
  out:
@@ -383,7 +389,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
                         res->start = base;
                 if (!res->end)
                         res->end = limit + 0xfff;
-                printk(KERN_INFO "PCI: bridge %s io port: [%llx, %llx]\n", pci_name(dev), res->start, res->end);
+                printk(KERN_DEBUG "PCI: bridge %s io port: [%llx, %llx]\n",
+                        pci_name(dev), (unsigned long long) res->start,
+                        (unsigned long long) res->end);
         }
 
         res = child->resource[1];
@@ -395,7 +403,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
                 res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM;
                 res->start = base;
                 res->end = limit + 0xfffff;
-                printk(KERN_INFO "PCI: bridge %s 32bit mmio: [%llx, %llx]\n", pci_name(dev), res->start, res->end);
+                printk(KERN_DEBUG "PCI: bridge %s 32bit mmio: [%llx, %llx]\n",
+                        pci_name(dev), (unsigned long long) res->start,
+                        (unsigned long long) res->end);
         }
 
         res = child->resource[2];
@@ -431,7 +441,9 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
                 res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH;
                 res->start = base;
                 res->end = limit + 0xfffff;
-                printk(KERN_INFO "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n", pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64)?"64":"32",res->start, res->end);
+                printk(KERN_DEBUG "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n",
+                        pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64) ? "64" : "32",
+                        (unsigned long long) res->start, (unsigned long long) res->end);
         }
 }
 
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 1aad599816f7..3abbfad9ddab 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -540,7 +540,11 @@ static void pci_bus_dump_res(struct pci_bus *bus)
                 if (!res)
                         continue;
 
-                printk(KERN_INFO "bus: %02x index %x %s: [%llx, %llx]\n", bus->number, i, (res->flags & IORESOURCE_IO)? "io port":"mmio", res->start, res->end);
+                printk(KERN_INFO "bus: %02x index %x %s: [%llx, %llx]\n",
+                        bus->number, i,
+                        (res->flags & IORESOURCE_IO) ? "io port" : "mmio",
+                        (unsigned long long) res->start,
+                        (unsigned long long) res->end);
         }
 }