Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci
One regression fix for SR-IOV on PPC and a couple of misc fixes from
Yinghai.
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci:
PCI: Fix pci cardbus removal
PCI: set pci sriov page size before reading SRIOV BAR
PCI: workaround hard-wired bus number V2
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index 0321fa3..0dab5ec 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -347,8 +347,6 @@
return rc;
}
- pci_write_config_dword(dev, iov->pos + PCI_SRIOV_SYS_PGSIZE, iov->pgsz);
-
iov->ctrl |= PCI_SRIOV_CTRL_VFE | PCI_SRIOV_CTRL_MSE;
pci_cfg_access_lock(dev);
pci_write_config_word(dev, iov->pos + PCI_SRIOV_CTRL, iov->ctrl);
@@ -466,6 +464,7 @@
return -EIO;
pgsz &= ~(pgsz - 1);
+ pci_write_config_dword(dev, pos + PCI_SRIOV_SYS_PGSIZE, pgsz);
nres = 0;
for (i = 0; i < PCI_SRIOV_NUM_BARS; i++) {
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 7cc9e2f..71eac9c 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -651,6 +651,11 @@
dev_dbg(&dev->dev, "scanning [bus %02x-%02x] behind bridge, pass %d\n",
secondary, subordinate, pass);
+ if (!primary && (primary != bus->number) && secondary && subordinate) {
+ dev_warn(&dev->dev, "Primary bus is hard wired to 0\n");
+ primary = bus->number;
+ }
+
/* Check if setup is sensible at all */
if (!pass &&
(primary != bus->number || secondary <= bus->number)) {
diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c
index 6def362..ef8b18c 100644
--- a/drivers/pci/remove.c
+++ b/drivers/pci/remove.c
@@ -77,6 +77,7 @@
}
EXPORT_SYMBOL(pci_remove_bus);
+static void __pci_remove_behind_bridge(struct pci_dev *dev);
/**
* pci_remove_bus_device - remove a PCI device and any children
* @dev: the device to remove
@@ -94,7 +95,7 @@
if (dev->subordinate) {
struct pci_bus *b = dev->subordinate;
- pci_remove_behind_bridge(dev);
+ __pci_remove_behind_bridge(dev);
pci_remove_bus(b);
dev->subordinate = NULL;
}
@@ -107,6 +108,24 @@
__pci_remove_bus_device(dev);
}
+static void __pci_remove_behind_bridge(struct pci_dev *dev)
+{
+ struct list_head *l, *n;
+
+ if (dev->subordinate)
+ list_for_each_safe(l, n, &dev->subordinate->devices)
+ __pci_remove_bus_device(pci_dev_b(l));
+}
+
+static void pci_stop_behind_bridge(struct pci_dev *dev)
+{
+ struct list_head *l, *n;
+
+ if (dev->subordinate)
+ list_for_each_safe(l, n, &dev->subordinate->devices)
+ pci_stop_bus_device(pci_dev_b(l));
+}
+
/**
* pci_remove_behind_bridge - remove all devices behind a PCI bridge
* @dev: PCI bridge device
@@ -117,11 +136,8 @@
*/
void pci_remove_behind_bridge(struct pci_dev *dev)
{
- struct list_head *l, *n;
-
- if (dev->subordinate)
- list_for_each_safe(l, n, &dev->subordinate->devices)
- __pci_remove_bus_device(pci_dev_b(l));
+ pci_stop_behind_bridge(dev);
+ __pci_remove_behind_bridge(dev);
}
static void pci_stop_bus_devices(struct pci_bus *bus)