coresight: tpda: add sysfs nodes for tpda cross-trigger configuration

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Introduce sysfs nodes to configure cross-trigger parameters for TPDA.
These registers define the characteristics of cross-trigger packets,
including generation frequency and flag values.

Signed-off-by: Tao Zhang <tao.zhang@oss.qualcomm.com>
Reviewed-by: James Clark <james.clark@linaro.org>
Co-developed-by: Jie Gan <jie.gan@oss.qualcomm.com>
Signed-off-by: Jie Gan <jie.gan@oss.qualcomm.com>
[ Fix kernel version in the Documentation ]
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20251223-add_sysfs_nodes_to_configure_tpda-v8-1-4c95db608b62@oss.qualcomm.com

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Tao Zhang 2025-12-23 18:09:50 +08:00 • committed by Suzuki K Poulose

parent 19214ad0a4

commit f9cc5b5a9e

3 changed files with 200 additions and 7 deletions

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35

Documentation/ABI/testing/sysfs-bus-coresight-devices-tpda

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109

drivers/hwtracing/coresight/coresight-tpda.c

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63

drivers/hwtracing/coresight/coresight-tpda.h

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