Hi Greg

Please find the coresight hwtracing subsystem changes for the next release.

Kindly pull

Suzuki

The following changes since commit 8f0b4cce4481fb22653697cced8d0d04027cb1e8:

Linux 6.19-rc1 (2025-12-14 16:05:07 +1200)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/coresight/linux.git tags/coresight-next-v7.0

for you to fetch changes up to eebe8dbd8630f51cf70b1f68a440cd3d7f7a914d:

coresight: tmc: Decouple the perf buffer allocation from sysfs mode (2026-01-21 10:32:27 +0000)

---------------------------------------------------------------- coresight: Updates for Linux v6.20/v7.0

This batch of CoreSight hwtracing updates contains : - Fine grained control of Timestamp generation in ETM4 trace, retaining backward compatibility - Feature updates for Qualcomm TPDA driver - Support Qualcomm Interconnect TNOC - Miscellaneous fixes to TMC-ETR driver

Signed-off-by: Suzuki K Poulose suzuki.poulose@arm.com

---------------------------------------------------------------- Antonio Borneo (1): coresight: etm3x: Fix cpulocked warning on cpuhp

James Clark (13): coresight: Change syncfreq to be a u8 coresight: Repack struct etmv4_drvdata coresight: Refactor etm4_config_timestamp_event() coresight: Hide unused ETMv3 format attributes coresight: Define format attributes with GEN_PMU_FORMAT_ATTR() coresight: Interpret ETMv3 config with ATTR_CFG_GET_FLD() coresight: Don't reject unrecognized ETMv3 format attributes coresight: Interpret perf config with ATTR_CFG_GET_FLD() coresight: Interpret ETMv4 config with ATTR_CFG_GET_FLD() coresight: Remove misleading definitions coresight: Prepare to allow setting the timestamp interval coresight: Extend width of timestamp format attribute coresight: docs: Document etm4x timestamp interval option

Jie Gan (3): dt-binding: Update oss email address for Coresight documents dt-bindings: arm: add CTCU device for monaco coresight: tpda: add global_flush_req sysfs node

Suzuki K Poulose (1): coresight: tpda: Fix intendation for sysfs interface documentation

Tao Zhang (3): coresight: tpda: add sysfs nodes for tpda cross-trigger configuration coresight: tpda: add logic to configure TPDA_SYNCR register coresight: tpda: add sysfs node to flush specific port

Yicong Yang (3): coresight: tmc: Add missing doc including reading and etr_mode of struct tmc_drvdata coresight: tmc-etr: Fix race condition between sysfs and perf mode coresight: tmc: Decouple the perf buffer allocation from sysfs mode

Yuanfang Zhang (3): dt-bindings: arm: qcom: Add Coresight Interconnect TNOC coresight-tnoc: add platform driver to support Interconnect TNOC coresight-tnoc: Add runtime PM support for Interconnect TNOC

.../sysfs-bus-coresight-devices-dummy-source | 4 +- .../ABI/testing/sysfs-bus-coresight-devices-tpda | 69 +++++ .../ABI/testing/sysfs-bus-coresight-devices-tpdm | 56 ++-- .../bindings/arm/arm,coresight-dummy-sink.yaml | 2 +- .../bindings/arm/arm,coresight-dummy-source.yaml | 2 +- .../bindings/arm/qcom,coresight-ctcu.yaml | 15 +- .../bindings/arm/qcom,coresight-itnoc.yaml | 90 +++++++ .../bindings/arm/qcom,coresight-remote-etm.yaml | 4 +- .../bindings/arm/qcom,coresight-tnoc.yaml | 2 +- .../bindings/arm/qcom,coresight-tpda.yaml | 4 +- .../bindings/arm/qcom,coresight-tpdm.yaml | 4 +- Documentation/trace/coresight/coresight.rst | 16 +- drivers/hwtracing/coresight/coresight-etm-perf.c | 68 ++--- drivers/hwtracing/coresight/coresight-etm-perf.h | 38 +++ drivers/hwtracing/coresight/coresight-etm3x-core.c | 51 ++-- drivers/hwtracing/coresight/coresight-etm4x-core.c | 175 +++++++------ drivers/hwtracing/coresight/coresight-etm4x.h | 92 +++++-- drivers/hwtracing/coresight/coresight-tmc-etr.c | 43 ++-- drivers/hwtracing/coresight/coresight-tmc.h | 2 + drivers/hwtracing/coresight/coresight-tnoc.c | 136 +++++++++- drivers/hwtracing/coresight/coresight-tpda.c | 284 ++++++++++++++++++++- drivers/hwtracing/coresight/coresight-tpda.h | 76 +++++- include/linux/coresight-pmu.h | 24 -- 23 files changed, 995 insertions(+), 262 deletions(-) create mode 100644 Documentation/ABI/testing/sysfs-bus-coresight-devices-tpda create mode 100644 Documentation/devicetree/bindings/arm/qcom,coresight-itnoc.yaml