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/linux/Documentation/trace/coresight/
H A Dcoresight-tpda.rst4 The trace performance monitoring and diagnostics aggregator(TPDA)
13 TPDA - The trace performance monitoring and diagnostics aggregator or
14 TPDA in short serves as an arbitration and packetization engine for the
16 The primary use case of the TPDA is to provide packetization, funneling
22 Root: ``/sys/bus/coresight/devices/tpda<N>``
27 The tpdm and tpda nodes should be observed at the coresight path
31 tpda0 -> ../../../devices/platform/soc@0/6004000.tpda/tpda0
35 Enable coresight sink first. The port of tpda which is connected to
48 There must be a tpda between tpdm and the sink. When there are some
52 tpda directly.
H A Dcoresight-tpdm.rst15 sources and send it to a TPDA for packetization, timestamping and funneling.
/linux/drivers/hwtracing/coresight/
H A Dcoresight-tpda.c19 #include "coresight-tpda.h"
84 * the devicetree. Each input port of TPDA is connected to
88 * of TPDA, and it is set to -1 in the recursize call.
236 dev_dbg(drvdata->dev, "TPDA inport %d enabled.\n", in->dest_port); in tpda_enable()
270 dev_dbg(drvdata->dev, "TPDA inport %d disabled\n", in->dest_port); in tpda_disable()
539 * TPDA must has a unique atid. This atid can uniquely in tpda_init_default_data()
540 * identify the TPDM trace source connected to the TPDA. in tpda_init_default_data()
541 * The TPDMs which are connected to same TPDA share the in tpda_init_default_data()
542 * same trace-id. When TPDA does packetization, different in tpda_init_default_data()
586 desc.name = coresight_alloc_device_name("tpda", dev); in tpda_probe()
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/linux/arch/arm64/boot/dts/qcom/
H A Dmonaco.dtsi3005 tpda@4004000 {
3006 compatible = "qcom,coresight-tpda", "arm,primecell";
3363 tpda@4864000 {
3364 compatible = "qcom,coresight-tpda", "arm,primecell";
3499 tpda@4ac4000 {
3500 compatible = "qcom,coresight-tpda", "arm,primecell";
3571 tpda@4ad3000 {
3572 compatible = "qcom,coresight-tpda", "arm,primecell";
3743 tpda@4b08000 {
3744 compatible = "qcom,coresight-tpda", "arm,primecell";
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H A Dhamoa.dtsi6899 tpda@10004000 {
6900 compatible = "qcom,coresight-tpda", "arm,primecell";
7241 tpda@10ac4000 {
7242 compatible = "qcom,coresight-tpda", "arm,primecell";
7395 tpda@10b08000 {
7396 compatible = "qcom,coresight-tpda", "arm,primecell";
7571 tpda@10b23000 {
7572 compatible = "qcom,coresight-tpda", "arm,primecell";
7707 tpda@10c2b000 {
7708 compatible = "qcom,coresight-tpda", "arm,primecell";
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/linux/Documentation/ABI/testing/
H A Dsysfs-bus-coresight-devices-tpdm289 connected TPDA device and is fixed for the lifetime of the