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The notifiers LINK_DOWN, BME, PME, and D_STATE are generic for all PCI endpoints but there is also a custom notifier (CUSTOM) added to pass the device/vendor specific events to EPF from EPC. The example usage of all notifiers is provided in the commit description. Thanks, Mani Manivannan Sadhasivam (5): PCI: endpoint: Add linkdown notifier support PCI: endpoint: Add BME notifier support PCI: endpoint: Add PME notifier support PCI: endpoint: Add D_STATE notifier support PCI: endpoint: Add custom notifier support drivers/pci/endpoint/pci-epc-core.c | 89 +++++++++++++++++++++++++++++ include/linux/pci-epc.h | 5 ++ include/linux/pci-epf.h | 5 ++ 3 files changed, 99 insertions(+) -- 2.25.1