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[129.46.232.65]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-890770ce298sm154352586d6.8.2026.01.13.01.03.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Jan 2026 01:03:32 -0800 (PST) From: Wenmeng Liu Subject: [PATCH v8 0/3] media: qcom: camss: Add camss TPG support for multiple targets Date: Tue, 13 Jan 2026 17:03:25 +0800 Message-Id: <20260113-camss_tpg-v8-0-fa2cb186a018@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=H4sIAF0KZmkC/23P0QqDIBQG4FcZXs9ITbNd7T3GGGpWwsrSko3o3 Wc12Aa7OfAfDh//mYHXzmgPTocZOB2MN7aLgR8PQDWiqzU0ZcwAp5gijBlUovX+NvY1lJgIUnA pGRUg3vdOV+axWZdrzI3xo3XPjQ5o3e4KQtmXEhhMIeElKYtKakKKs/U+GSZxV7ZtkzjAioX8A /zWCHkElJKUsJxkPKV/gGWv5/QwxQ/Hd8dleQH5I3Gr/wAAAA== X-Change-ID: 20251226-camss_tpg-b23a398bb65a To: Robert Foss , Todor Tomov , Bryan O'Donoghue , Vladimir Zapolskiy , Mauro Carvalho Chehab Cc: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, Wenmeng Liu X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1768295009; l=3885; i=wenmeng.liu@oss.qualcomm.com; s=20250925; h=from:subject:message-id; bh=CCrBPfDUHXCLF+sAKdTxaOUPPDGpDxTX/YaIVUXDBP0=; b=C9WgBLYSzGKYlzXRqPhwYWEFVyNcUgfgB+78jhqWDx3+HZoHu73kCtXgD9q7XGm+56NSod/lL HO5aRKHuwuHCBK3yr9JD9mh99ZWGX4h0PcYSL3xkNpy1rOd6f/Qkd5w X-Developer-Key: i=wenmeng.liu@oss.qualcomm.com; a=ed25519; pk=fQJjf9C3jGDjE1zj2kO3NQLTbQEaZObVcXAzx5WLPX0= X-Proofpoint-GUID: VHFpBCemnINW7nQhTVfbePXq3plnwyLx X-Authority-Analysis: v=2.4 cv=SK1PlevH c=1 sm=1 tr=0 ts=69660a67 cx=c_pps a=mPf7EqFMSY9/WdsSgAYMbA==:117 a=C3Dk8TwHQYyIj7nOf9RCJw==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=COk6AnOGAAAA:8 a=GpE7naLpSaSh0VXB7mUA:9 a=QEXdDO2ut3YA:10 a=dawVfQjAaf238kedN5IG:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-ORIG-GUID: VHFpBCemnINW7nQhTVfbePXq3plnwyLx X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTEzMDA3NCBTYWx0ZWRfXzAzy76YCemaL GMa/p0CSke/HUeyQRac/9g//ge9hhms0LLWlLWM5kSec2FA77gjMTCVMGC9UPIpxDgcBZu0envP jbYCKh+C4fTo5RGCNw7P3PuNTNlCyMj5zYrMFSYMgdaN5f2NMvVjaT7FU4fx71x+XyizXsfkcHv tUcZ1h7czSfQJkd7oKZpkko/NqBBaej868ZG1JprZHhvae/Af3ZZi6ww0HfqslplLRATmuT6Y8W TPGYjSafBXROxF9evrna2AkWelHl+AZrWuxU4ZoxiBw6eOJQay1k067EbxhbfnaWXza2firEt0w WCD+e/7nM0LoYIkJfG+sd4T6HXPt3QHdURRMk6ohQFr0YSzDzpC1DBBG60adsOy4EQWH0ruM7/T +7nsmOmVmWKBYDUjfvx1DgBdPzag61p3hyDXzbxlux8qyZWxMZL5Bc+CR9RKTEa2nxD5hNdGutu UawK1Qhpa/F71IyXfvQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-13_01,2026-01-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 impostorscore=0 priorityscore=1501 lowpriorityscore=0 suspectscore=0 clxscore=1015 adultscore=0 bulkscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601130074 This series adds driver changes to bring up the TPG interfaces in LeMans, Monaco, Hamoa. We have tested this on LeMans EVK board and qcs8300-ride board and Hamoa EVK board with 'Test Pattern Generator'. Unlike CSID TPG, this TPG can be seen as a combination of CSIPHY and sensor. Tested with following commands: - media-ctl --reset - media-ctl -V '"msm_tpg0":0[fmt:SRGGB10/4608x2592 field:none]' - media-ctl -V '"msm_csid0":0[fmt:SRGGB10/4608x2592 field:none]' - media-ctl -V '"msm_vfe0_rdi0":0[fmt:SRGGB10/4608x2592 field:none]' - media-ctl -l '"msm_tpg0":1->"msm_csid0":0[1]' - media-ctl -l '"msm_csid0":1->"msm_vfe0_rdi0":0[1]' - v4l2-ctl -d /dev/v4l-subdev1 -c test_pattern=9 - yavta -B capture-mplane -n 5 -f SRGGB10P -s 4608x2592 /dev/video2 --capture=7 Changes in v8: - Fix error bit operation. -- Bryan - Add tpg link check for tpg enable/disable in csid node stream on. - Link to v7: https://lore.kernel.org/r/20251226-camss_tpg-v7-0-ccb536734805@oss.qualcomm.com Changes in V7: - Add TPG support for Hamoa - Add differentiation of register bitfields based on hardware version number. - Fix the null pointer issue when TPG clock is 0. - Correct the clock dependency for TPG. - Link to V6: https://lore.kernel.org/all/20251114-camss_tpg-v6-0-38d3d9fbe339@oss.qualcomm.com/ Changes in V6: - Addressed comments from Bryan and Konrad. - Add exception handling for the streamon format. - Link to V5: https://lore.kernel.org/all/20251017-camss_tpg-v5-0-cafe3ad42163@oss.qualcomm.com/ Changes in V5: - Modify the commit message and change the chip names to LeMans and Monaco. - Add the header file to resolve the compilation error. - Remove the definition where tpg_num is 0. - Link to v4: https://lore.kernel.org/all/20250925-camss_tpg-v4-0-d2eb099902c8@oss.qualcomm.com/ Changes in V4: - Rebase changes - Use GENMASK to define bit fields and avoid using tabs. Use FIELD_PREP and FIELD_GET uniformly to access bit fields. - Link to V3: https://lore.kernel.org/all/20250822-camss_tpg-v3-0-c7833a5f10d0@quicinc.com/ Changes in V3: - Change the payload mode string - Change the method for setting the TPG clock rate - Remove the TPG IRQ - Format correction - Remove unused variables - Merge functions and eliminate redundancy - Modify the register write method - Change TPG matching method to use grp_id - Encapsulate magic numbers as macros - Link to V2: https://lore.kernel.org/all/20250717-lemans_tpg-v2-0-a2538659349c@quicinc.com/ Changes in V2: - rebase tpg changes based on new versions of sa8775p and qcs8300 camss patches - Link to V1: https://lore.kernel.org/all/20250211-sa8775p_tpg-v1-0-3f76c5f8431f@quicinc.com/ --- Wenmeng Liu (3): media: qcom: camss: Add common TPG support media: qcom: camss: Add link support for TPG media: qcom: camss: tpg: Add TPG support for multiple targets drivers/media/platform/qcom/camss/Makefile | 2 + drivers/media/platform/qcom/camss/camss-csid-680.c | 14 + .../media/platform/qcom/camss/camss-csid-gen3.c | 14 + drivers/media/platform/qcom/camss/camss-csid.c | 45 +- drivers/media/platform/qcom/camss/camss-csid.h | 1 + drivers/media/platform/qcom/camss/camss-csiphy.c | 1 + drivers/media/platform/qcom/camss/camss-csiphy.h | 2 + drivers/media/platform/qcom/camss/camss-tpg-gen1.c | 257 ++++++++ drivers/media/platform/qcom/camss/camss-tpg.c | 710 +++++++++++++++++++++ drivers/media/platform/qcom/camss/camss-tpg.h | 127 ++++ drivers/media/platform/qcom/camss/camss.c | 183 ++++++ drivers/media/platform/qcom/camss/camss.h | 5 + 12 files changed, 1347 insertions(+), 14 deletions(-) --- base-commit: f417b7ffcbef7d76b0d8860518f50dae0e7e5eda change-id: 20251226-camss_tpg-b23a398bb65a Best regards, -- Wenmeng