linux-loongson/drivers/pci/endpoint/Makefile
Frank Li 1c3b002c6b PCI: endpoint: Add RC-to-EP doorbell support using platform MSI controller
Implement the doorbell feature by mapping the EP's MSI interrupt controller
message address to a dedicated BAR.

The EPF driver should pass the actual message data to be written to the
message address by the host through implementation-specific logic.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
[mani: minor code cleanups and reworded commit message]
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
[bhelgaas: fix kernel-doc]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Tested-by: Niklas Cassel <cassel@kernel.org>
Link: https://patch.msgid.link/20250710-ep-msi-v21-3-57683fc7fb25@nxp.com
2025-07-24 16:51:17 -05:00

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Makefile

# SPDX-License-Identifier: GPL-2.0
#
# Makefile for PCI Endpoint Support
#
obj-$(CONFIG_PCI_ENDPOINT_CONFIGFS) += pci-ep-cfs.o
obj-$(CONFIG_PCI_ENDPOINT) += pci-epc-core.o pci-epf-core.o\
pci-epc-mem.o functions/
obj-$(CONFIG_PCI_ENDPOINT_MSI_DOORBELL) += pci-ep-msi.o