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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7992d0e1336sm20657931b3a.59.2025.10.15.22.49.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Oct 2025 22:49:35 -0700 (PDT) From: Yuanfang Zhang Subject: [PATCH v5 0/3] coresight-tnoc: Add support for Interconnect TNOC Date: Wed, 15 Oct 2025 22:49:29 -0700 Message-Id: <20251015-itnoc-v5-0-d7ca2b1cc6df@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAGmH8GgC/3XM0QrCIBTG8VcZXmfoUTfrqveILpweS2iz5hrF2 LvngsGIuhE+Ob//SBJ2ARPZFyPpcAgpxDYPtSmIvZj2jDS4vAkwUExzRUPfRktlyaASjteaWZJ vbx368Px0jqe8LyH1sXt9sgOff78LA6eMlmA1Sl8ZJ+AQU9reH+ZqY9Ns80Pm0ABrvFswZAyOY VmjlAj+DxYrDHrBImPPa6UcmspA9QfLFRZ8wXLGzNcMvQYw6geepukNutT3HVgBAAA= X-Change-ID: 20250815-itnoc-460273d1b80c To: Suzuki K Poulose , Mike Leach , James Clark , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexander Shishkin Cc: kernel@oss.qualcomm.com, coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Yuanfang Zhang , Leo Yan X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1760593774; l=2209; i=yuanfang.zhang@oss.qualcomm.com; s=20250814; h=from:subject:message-id; bh=tBet7xd9Ix+7i7/6lFaf25DY48b+0wTDWRETSg/THcQ=; b=RnRTpb6h4DuPTqsO4yzM0bLovGuaYSg4CV2VXLkDeCrzyef6OtHsSZnX/b+LiQSpbecFSzirM zZUkt9VJfKVBAN6+piSxOV0Aw0ILK4ICDei1gMGApxtmXJVIvXynMfA X-Developer-Key: i=yuanfang.zhang@oss.qualcomm.com; a=ed25519; pk=9oS/FoPW5k0CsqSDDrPlnV+kVIOUaAe0O5pr4M1wHgY= X-Proofpoint-ORIG-GUID: pM0ehb6woYfddkd0seeGvnK0fB1fJ5q6 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDEzMDAyMiBTYWx0ZWRfX49cWHkvNkWve CZD1YsF5ljdycqQfoc7eM5nKe6oN3oa/lPusB/95G6/k4U0VwSUQtUgyYUKbu1pP2jsTxHdwJO5 G8uWM6XJKUGwJZER5EPaDklHmMnUUCgTxJwqpEDypf2QCvRa3ymAej6kIJYDkqaAineGDcQQxy8 5QXwu1Fj6a9jWwBn1xOl+O0qUM2G6edWUg7mhOEz8CYxZoFMdCvesOtdUJaygdpj4PHDUhjnz1E y4WQI3ElG7onUjDh4bNVq/NhGKSzhoijTyF8+7g8yvmh0v4HoemlcoYQQGLW68Ihf+H5U8as3uX L+qUD4K2YlOpeefd51jJAD5uuBpLRWJtED4lq5tDCj8OQ8d5eonTlmWfuFSewg3Bt2Ect2DpPLI Xe7+CaZK1MCYmghBHNrXed7Jdcwjew== X-Authority-Analysis: v=2.4 cv=SfD6t/Ru c=1 sm=1 tr=0 ts=68f08771 cx=c_pps a=mDZGXZTwRPZaeRUbqKGCBw==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=x6icFKpwvdMA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=G-CQVniXWX8y_UMPSkYA:9 a=QEXdDO2ut3YA:10 a=zc0IvFSfCIW2DFIPzwfm:22 X-Proofpoint-GUID: pM0ehb6woYfddkd0seeGvnK0fB1fJ5q6 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-10-15_07,2025-10-13_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 clxscore=1015 adultscore=0 phishscore=0 lowpriorityscore=0 bulkscore=0 impostorscore=0 priorityscore=1501 spamscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510020000 definitions=main-2510130022 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 --- 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