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| author | Gary Hade <garyhade@us.ibm.com> | 2007-07-05 11:10:47 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-07-11 16:02:13 -0700 |
| commit | 9ef2241b18266d75319e7d66156243bd9010be44 (patch) | |
| tree | 7224fe1a4d1eb2f86a133f54ede8b8d6eddf952f /drivers/pci | |
| parent | bfceafc5979d9055e04f03f970de6ff7a4bce1b6 (diff) | |
| download | linux-3.10-9ef2241b18266d75319e7d66156243bd9010be44.tar.gz linux-3.10-9ef2241b18266d75319e7d66156243bd9010be44.tar.bz2 linux-3.10-9ef2241b18266d75319e7d66156243bd9010be44.zip | |
PCI: hotplug: acpiphp: remove hot plug parameter write to PCI host bridge
acpiphp is writing hot plug parameters to the PCI host bridge
PCI config space. This patch removes the incorrect operation.
Signed-off-by: Gary Hade <garyhade@us.ibm.com>
Cc: <lcm@us.ibm.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/hotplug/acpiphp_glue.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index 3cc5a821f9c..72ec4a29a40 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -1368,6 +1368,9 @@ static void program_hpp(struct pci_dev *dev, struct acpiphp_bridge *bridge) (dev->class >> 8) == PCI_CLASS_BRIDGE_PCI))) return; + if ((dev->class >> 8) == PCI_CLASS_BRIDGE_HOST) + return; + pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, bridge->hpp.t0->cache_line_size); pci_write_config_byte(dev, PCI_LATENCY_TIMER, |