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Diffstat (limited to 'drivers/pci/pcie/Kconfig')
| -rw-r--r-- | drivers/pci/pcie/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/pci/pcie/Kconfig b/drivers/pci/pcie/Kconfig index 7876dc4b28f8..66386811cfde 100644 --- a/drivers/pci/pcie/Kconfig +++ b/drivers/pci/pcie/Kconfig @@ -141,3 +141,13 @@ config PCIE_BW This enables PCI Express Bandwidth Change Notification. If you know link width or rate changes occur only to correct unreliable links, you may answer Y. + +config PCIE_EDR + bool "PCI Express Error Disconnect Recover support" + depends on PCIE_DPC && ACPI + help + This option adds Error Disconnect Recover support as specified + in the Downstream Port Containment Related Enhancements ECN to + the PCI Firmware Specification r3.2. Enable this if you want to + support hybrid DPC model which uses both firmware and OS to + implement DPC. |