Documentation/trace/hisi-ptt.rst

13 and trace the TLP headers (trace). The two functions are independent,
113 PTT trace is designed for dumping the TLP headers to the memory, which
115 Link. You can choose to filter the traced headers by either Requester ID,
117 device. It's also supported to trace the headers of certain type and of
130 This will trace the TLP headers downstream root port 0000:00:10.1 (event
137 The TLP headers to trace can be filtered by the Root Ports or the Requester ID
169 You can trace the TLP headers of certain types by specifying the `type`
177 You can specify multiple types when tracing inbound TLP headers, but can only
178 specify one when tracing outbound TLP headers.
183 You can trace the TLP headers from certain direction, which is relative
210 You can change the format of the traced TLP headers by specifying the
261 The traced TLP headers will be written to the memory allocated
285     [...perf headers and other information]