From: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx> This patchset adds support for following features: 1. Error Disconnect Recover (EDR) support. 2. _OSC based negotiation support for DPC. You can find EDR spec in the following link. https://members.pcisig.com/wg/PCI-SIG/document/12614 Kuppuswamy Sathyanarayanan (3): PCI/ACPI: Add _OSC based negotiation support for DPC ACPI: Add Error Disconnect Recover (EDR) ACPI notifier support PCI/DPC: Add Error Disconnect Recover (EDR) support drivers/acpi/acpica/utdecode.c | 3 +- drivers/acpi/bus.c | 5 +- drivers/acpi/pci_root.c | 6 + drivers/pci/pcie/Kconfig | 10 + drivers/pci/pcie/dpc.c | 326 ++++++++++++++++++++++++++++++-- drivers/pci/pcie/portdrv_core.c | 8 +- drivers/pci/probe.c | 1 + include/acpi/actypes.h | 3 +- include/linux/acpi.h | 3 +- include/linux/pci.h | 1 + 10 files changed, 347 insertions(+), 19 deletions(-) -- 2.20.1