diff options
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 0bc27e059019..864e703cf737 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1153,11 +1153,11 @@ pci_disable_device(struct pci_dev *dev) /** * pcibios_set_pcie_reset_state - set reset state for device dev - * @dev: the PCI-E device reset + * @dev: the PCIe device reset * @state: Reset state to enter into * * - * Sets the PCI-E reset state for the device. This is the default + * Sets the PCIe reset state for the device. This is the default * implementation. Architecture implementations can override this. */ int __attribute__ ((weak)) pcibios_set_pcie_reset_state(struct pci_dev *dev, @@ -1168,7 +1168,7 @@ int __attribute__ ((weak)) pcibios_set_pcie_reset_state(struct pci_dev *dev, /** * pci_set_pcie_reset_state - set reset state for device dev - * @dev: the PCI-E device reset + * @dev: the PCIe device reset * @state: Reset state to enter into * * @@ -2284,6 +2284,21 @@ static int pci_parent_bus_reset(struct pci_dev *dev, int probe) return 0; } +static int pci_dev_specific_reset(struct pci_dev *dev, int probe) +{ + struct pci_dev_reset_methods *i; + + for (i = pci_dev_reset_methods; i->reset; i++) { + if ((i->vendor == dev->vendor || + i->vendor == (u16)PCI_ANY_ID) && + (i->device == dev->device || + i->device == (u16)PCI_ANY_ID)) + return i->reset(dev, probe); + } + + return -ENOTTY; +} + static int pci_dev_reset(struct pci_dev *dev, int probe) { int rc; @@ -2296,6 +2311,10 @@ static int pci_dev_reset(struct pci_dev *dev, int probe) down(&dev->dev.sem); } + rc = pci_dev_specific_reset(dev, probe); + if (rc != -ENOTTY) + goto done; + rc = pcie_flr(dev, probe); if (rc != -ENOTTY) goto done; @@ -2779,6 +2798,11 @@ int __attribute__ ((weak)) pci_ext_cfg_avail(struct pci_dev *dev) return 1; } +void __weak pci_fixup_cardbus(struct pci_bus *bus) +{ +} +EXPORT_SYMBOL(pci_fixup_cardbus); + static int __init pci_setup(char *str) { while (str) { |