summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorBjorn Helgaas <bhelgaas@google.com>2014-03-19 22:11:03 +0100
committerBjorn Helgaas <bhelgaas@google.com>2014-03-19 22:11:03 +0100
commit91b4adc983d8e9975bc677c2b8395631edf7b92d (patch)
tree4ab17c01721a0a9c0a7bdf07a4e53cf049ef6d19
parentMerge branches 'pci/host-designware', 'pci/host-imx6' and 'pci/host-rcar' int... (diff)
parentPCI: Enable INTx in pci_reenable_device() only when MSI/MSI-X not enabled (diff)
downloadlinux-91b4adc983d8e9975bc677c2b8395631edf7b92d.tar.xz
linux-91b4adc983d8e9975bc677c2b8395631edf7b92d.zip
Merge branch 'pci/misc' into next
* pci/misc: PCI: Enable INTx in pci_reenable_device() only when MSI/MSI-X not enabled
-rw-r--r--drivers/pci/pci.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index b6ddde1d04ca..505fbb670d6a 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1192,6 +1192,9 @@ static int do_pci_enable_device(struct pci_dev *dev, int bars)
return err;
pci_fixup_device(pci_fixup_enable, dev);
+ if (dev->msi_enabled || dev->msix_enabled)
+ return 0;
+
pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin);
if (pin) {
pci_read_config_word(dev, PCI_COMMAND, &cmd);