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[2001:14ba:a0c3:3a00:264b:feff:fe8b:be8a]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-55cef35965fsm907579e87.37.2025.08.16.08.19.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 16 Aug 2025 08:19:38 -0700 (PDT) From: Dmitry Baryshkov Subject: [PATCH v2 0/8] drm: writeback: clean up writeback connector initialization Date: Sat, 16 Aug 2025 18:19:34 +0300 Message-Id: <20250816-wb-drop-encoder-v2-0-f951de04f4f9@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=H4sIAIahoGgC/3WOwQ6DIBBEf8Vw7lokKtZT/6PxgLBWkioKaG2M/ 17U9NjLZmeyM29X4tBqdKSMVmJx1k6bPgh2iYhsRf9E0CpowijLaEETeNegrBkAe2kUWrhxQSX PapUpTkJqsNjo5Wh8VEG32nljPwdgTnb3f9ecAIWCpXma05Q1XN2Nc/E4iZc0XReHQartZFgcp /CsP0GkFg5hP9K+jJTtoNNOXn8L9Lj4EN2+MNFAzu8AAAA= X-Change-ID: 20250801-wb-drop-encoder-97a0c75bd5d7 To: Jani Nikula , "Kandpal, Suraj" , Harry Wentland , Leo Li , Rodrigo Siqueira , Alex Deucher , =?utf-8?q?Christian_K=C3=B6nig?= , David Airlie , Simona Vetter , Liviu Dudau , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Laurent Pinchart , Tomi Valkeinen , Kieran Bingham , Geert Uytterhoeven , Magnus Damm , Dave Stevenson , =?utf-8?q?Ma=C3=ADra_Canal?= , Raspberry Pi Kernel Maintenance Cc: amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, Louis Chauvet X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=2260; i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id; bh=A/d943iupZVCsxCU+H3jAnKd2fBEwptYqE3Wnl3fWfg=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBooKGIGMd13UWHpYiChLD84LKwc5yW7HTOFZ5Nc BeTRdJYMi+JATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCaKChiAAKCRCLPIo+Aiko 1VU2B/4olLxWynZ6yiMZ4UeXGeUOQWFTHVS0OmcvLMCYAz5OQG0aZQ8ccKIlHwyxoHSBsBg78Mr 5QdHuJQEQDktITLER+XgXzSQGcAgijiinR/nhTa+NfpLIGR/EZrDmm2Pzno0MlDiSYg29IhxB4T kEyqTv5mjfkGwilg9DYt3nua1zSszeQdW1SnwwmS2bJ5BNDrwFKw9Be1apeVE0V5bbt3gjV9cJ1 CTyH4/m6IJr1ZW1Z9GAeYcsmchIGnAeuuUGT6OENI6yZkiEVDemT5O54HW7bSXSXNU41/Le5fiv QQeKwVTkV8cEZ7a13v/GM/cWDBTcehtOQTW4bxGUsGsKFDS6 X-Developer-Key: i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A X-Proofpoint-ORIG-GUID: DCW3493crhER6Gz8EWp6BgzxQKCznTDN X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODE2MDA0NSBTYWx0ZWRfX5wtJLbXNpP0i X5ELg8aSETLSg+6Gnc4MDvsIRJmx48X6WzoAwZ6xH+jdV8JcT8LAXccgnpC0wRKKdrrrUr6rgqK P3gs9d0mFLFuJHCAkkn8FBwZ2OuJqJV08MroVnfuSGp2aemQ+QkNrfbeePfpbSv10Pmu+w9xVcH 1H9IfRh0TdJObK3oEeXxmBbhB7j90h1VjihZ5ewcwLRQxbnX/KDxbR//JdQrmelDeWU4rT4YBQE VWqhsPbiHar4RslMJKdhJwaFLKrUuyoGXvqJeg9LdHGmY12NGHiZ1On8KYclAtuBqkEodB9pP2/ jo1bSMS2yM5P4nxa0gG82yPjqkj6njs2R33KSoI230MuU/fraO89LhafQqRUK2TekRZ/G58ZR9A IEbdeGPu X-Authority-Analysis: v=2.4 cv=IIMCChvG c=1 sm=1 tr=0 ts=68a0a18d cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=2OwXVqhp2XgA:10 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=cFjmsF-WLDi_aLc5EnEA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-GUID: DCW3493crhER6Gz8EWp6BgzxQKCznTDN X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-16_04,2025-08-14_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 clxscore=1015 impostorscore=0 phishscore=0 adultscore=0 malwarescore=0 bulkscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2508160045 Drivers using drm_writeback_connector_init() / _with_encoder() don't perform cleanup in a manner similar to drmm_writeback_connector_init() (see drm_writeback_connector_cleanup()). Migrate all existing drivers to use drmm_writeback_connector_init(), drop drm_writeback_connector_init() and drm_writeback_connector::encoder (it's unused afterwards). This series leaves former drm_writeback_connector_init_with_encoder() (renamed to drm_writeback_connector_init as a non-managed counterpart for drmm_writeback_connector_init()). It is supposed to be used by drivers which can not use drmm functions (like Intel). However I think it would be better to drop it completely. Signed-off-by: Dmitry Baryshkov --- Changes in v2: - Switched to drm_crtc_mask() where applicable (Louis Chauvet) - Link to v1: https://lore.kernel.org/r/20250801-wb-drop-encoder-v1-0-824646042f7d@oss.qualcomm.com --- Dmitry Baryshkov (8): drm/amd/display: use drmm_writeback_connector_init() drm/komeda: use drmm_writeback_connector_init() drm/mali: use drmm_writeback_connector_init() drm/msm/dpu: use drmm_writeback_connector_init() drm/msm/dpu: use drmm_writeback_connector_init() drm/vc4: use drmm_writeback_connector_init() drm: writeback: drop excess connector initialization functions drm: writeback: rename drm_writeback_connector_init_with_encoder() drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +- .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_wb.c | 18 ++++-- .../drm/arm/display/komeda/komeda_wb_connector.c | 30 ++++++---- drivers/gpu/drm/arm/malidp_mw.c | 25 ++++---- drivers/gpu/drm/drm_writeback.c | 69 +++------------------- drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c | 10 +--- .../gpu/drm/renesas/rcar-du/rcar_du_writeback.c | 23 +++++--- drivers/gpu/drm/vc4/vc4_txp.c | 9 ++- include/drm/drm_writeback.h | 22 +------ 9 files changed, 77 insertions(+), 131 deletions(-) --- base-commit: cb640b2ca54617f4a9d4d6efd5ff2afd6be11f19 change-id: 20250801-wb-drop-encoder-97a0c75bd5d7 Best regards, -- With best wishes Dmitry