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# SPDX-License-Identifier: GPL-2.0-only config HISI_PTT tristate "HiSilicon PCIe Tune and Trace Device" depends on ARM64 || (COMPILE_TEST && 64BIT) depends on PCI && HAS_DMA && HAS_IOMEM && PERF_EVENTS help HiSilicon PCIe Tune and Trace device exists as a PCIe RCiEP device, and it provides support for PCIe traffic tuning and tracing TLP headers to the memory. This driver can also be built as a module. If so, the module will be called hisi_ptt.