162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ciconfig HISI_PTT 362306a36Sopenharmony_ci tristate "HiSilicon PCIe Tune and Trace Device" 462306a36Sopenharmony_ci depends on ARM64 || (COMPILE_TEST && 64BIT) 562306a36Sopenharmony_ci depends on PCI && HAS_DMA && HAS_IOMEM && PERF_EVENTS 662306a36Sopenharmony_ci help 762306a36Sopenharmony_ci HiSilicon PCIe Tune and Trace device exists as a PCIe RCiEP 862306a36Sopenharmony_ci device, and it provides support for PCIe traffic tuning and 962306a36Sopenharmony_ci tracing TLP headers to the memory. 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci This driver can also be built as a module. If so, the module 1262306a36Sopenharmony_ci will be called hisi_ptt. 13