.../bindings/arm/qcom,coresight-itnoc.yaml | 90 ++++++++++++++ drivers/hwtracing/coresight/coresight-tnoc.c | 136 +++++++++++++++++++-- 2 files changed, 215 insertions(+), 11 deletions(-)
This patch series adds support for the Qualcomm CoreSight Interconnect TNOC
(Trace Network On Chip) block, which acts as a CoreSight graph link forwarding
trace data from subsystems to the Aggregator TNOC. Unlike the Aggregator TNOC,
this block does not support aggregation or ATID assignment.
Signed-off-by: Yuanfang Zhang <yuanfang.zhang@oss.qualcomm.com>
---
Changes in v5:
- Add the missing review-by tag for patch 3.
- Link to v4: https://lore.kernel.org/r/20250831-itnoc-v4-0-f0fb0ef822a5@oss.qualcomm.com
Changes in v4:
- Fix unintended blank line removals in trace_noc_enable_hw.
- Link to v3: https://lore.kernel.org/r/20250828-itnoc-v3-0-f1b55dea7a27@oss.qualcomm.com
Changes in v3:
- Add detail for changes in V2.
- Remove '#address-cells' and '#size-cells' properties from in-ports field.
- Fix comment indentation for packet description.
- Link to v2: https://lore.kernel.org/r/20250819-itnoc-v2-0-2d0e6be44e2f@oss.qualcomm.com
Changes in v2:
- Removed the trailing '|' after the description in qcom,coresight-itnoc.yaml.
- Dropped the 'select' section from the YAML file.
- Updated node name to use a more generic naming convention.
- Removed the 'items' property from the compatible field.
- Deleted the description for the reg property.
- Dropped clock-names and adjusted the order of clock-names and clocks.
- Moved additionalProperties to follow the $ref of out-ports.
- Change "atid" type from u32 to int, set it as "-EOPNOTSUPP" for non-AMBA device.
- Link to v1: https://lore.kernel.org/r/20250815-itnoc-v1-0-62c8e4f7ad32@oss.qualcomm.com
---
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
.../bindings/arm/qcom,coresight-itnoc.yaml | 90 ++++++++++++++
drivers/hwtracing/coresight/coresight-tnoc.c | 136 +++++++++++++++++++--
2 files changed, 215 insertions(+), 11 deletions(-)
---
base-commit: 2b52cf338d39d684a1c6af298e8204902c026aca
change-id: 20250815-itnoc-460273d1b80c
Best regards,
--
Yuanfang Zhang <yuanfang.zhang@oss.qualcomm.com>
On Wed, 03 Dec 2025 20:43:06 -0800, Yuanfang Zhang wrote:
> This patch series adds support for the Qualcomm CoreSight Interconnect TNOC
> (Trace Network On Chip) block, which acts as a CoreSight graph link forwarding
> trace data from subsystems to the Aggregator TNOC. Unlike the Aggregator TNOC,
> this block does not support aggregation or ATID assignment.
>
>
Applied, thanks!
[1/3] dt-bindings: arm: qcom: Add Coresight Interconnect TNOC
https://git.kernel.org/coresight/c/2b3625a83245
[2/3] coresight-tnoc: add platform driver to support Interconnect TNOC
https://git.kernel.org/coresight/c/5799dee92dc2
[3/3] coresight-tnoc: Add runtime PM support for Interconnect TNOC
https://git.kernel.org/coresight/c/4d9024d14d1b
Best regards,
--
Suzuki K Poulose <suzuki.poulose@arm.com>
On 12/4/2025 12:43 PM, Yuanfang Zhang wrote: > This patch series adds support for the Qualcomm CoreSight Interconnect TNOC > (Trace Network On Chip) block, which acts as a CoreSight graph link forwarding > trace data from subsystems to the Aggregator TNOC. Unlike the Aggregator TNOC, > this block does not support aggregation or ATID assignment. > > Signed-off-by: Yuanfang Zhang <yuanfang.zhang@oss.qualcomm.com> Gentle reminder. thanks, yuanfang. > --- > Changes in v5: > - Add the missing review-by tag for patch 3. > - Link to v4: https://lore.kernel.org/r/20250831-itnoc-v4-0-f0fb0ef822a5@oss.qualcomm.com > > Changes in v4: > - Fix unintended blank line removals in trace_noc_enable_hw. > - Link to v3: https://lore.kernel.org/r/20250828-itnoc-v3-0-f1b55dea7a27@oss.qualcomm.com > > Changes in v3: > - Add detail for changes in V2. > - Remove '#address-cells' and '#size-cells' properties from in-ports field. > - Fix comment indentation for packet description. > - Link to v2: https://lore.kernel.org/r/20250819-itnoc-v2-0-2d0e6be44e2f@oss.qualcomm.com > > Changes in v2: > - Removed the trailing '|' after the description in qcom,coresight-itnoc.yaml. > - Dropped the 'select' section from the YAML file. > - Updated node name to use a more generic naming convention. > - Removed the 'items' property from the compatible field. > - Deleted the description for the reg property. > - Dropped clock-names and adjusted the order of clock-names and clocks. > - Moved additionalProperties to follow the $ref of out-ports. > - Change "atid" type from u32 to int, set it as "-EOPNOTSUPP" for non-AMBA device. > - Link to v1: https://lore.kernel.org/r/20250815-itnoc-v1-0-62c8e4f7ad32@oss.qualcomm.com > > --- > 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 > > .../bindings/arm/qcom,coresight-itnoc.yaml | 90 ++++++++++++++ > drivers/hwtracing/coresight/coresight-tnoc.c | 136 +++++++++++++++++++-- > 2 files changed, 215 insertions(+), 11 deletions(-) > --- > base-commit: 2b52cf338d39d684a1c6af298e8204902c026aca > change-id: 20250815-itnoc-460273d1b80c > > Best regards,
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