diff options
Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r-- | drivers/pci/pci.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index be91a09c74a..6af212c509c 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -2140,7 +2140,7 @@ static int pcie_flr(struct pci_dev *dev, int probe) int i; int pos; u32 cap; - u16 status; + u16 status, control; pos = pci_pcie_cap(dev); if (!pos) @@ -2167,8 +2167,10 @@ static int pcie_flr(struct pci_dev *dev, int probe) "proceeding with reset anyway\n"); clear: - pci_write_config_word(dev, pos + PCI_EXP_DEVCTL, - PCI_EXP_DEVCTL_BCR_FLR); + pci_read_config_word(dev, pos + PCI_EXP_DEVCTL, &control); + control |= PCI_EXP_DEVCTL_BCR_FLR; + pci_write_config_word(dev, pos + PCI_EXP_DEVCTL, control); + msleep(100); return 0; |