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[2001:14ba:a0c3:3a00:264b:feff:fe8b:be8a]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-33238273006sm5917801fa.9.2025.08.01.06.51.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Aug 2025 06:51:17 -0700 (PDT) From: Dmitry Baryshkov Subject: [PATCH 0/8] drm: writeback: clean up writeback connector initialization Date: Fri, 01 Aug 2025 16:51:08 +0300 Message-Id: <20250801-wb-drop-encoder-v1-0-824646042f7d@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-renesas-soc@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=H4sIAEzGjGgC/x3MMQqAMAxA0atIZgNVKFWvIg7aRM3SlhRUKN7d4 viG/wtkVuEMU1NA+ZIsMVR0bQP+XMPBKFQNvemtGUyH94akMSEHH4kVR7ca7+xGlhzUKinv8vz HeXnfD6NH1jNhAAAA 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 X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=2072; i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id; bh=R+5orXaZWYFqlHQCgWzWcWIKZBQ4MU2KJjCzPihl1hE=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBojMZSfeMebHGzi1ad5D9OJIiWxXkAsbLdE3xg4 nZazyGjsZCJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCaIzGUgAKCRCLPIo+Aiko 1SdmCACyivvAMPFOURSFjenFZ8ROTLDqjmHCkE57/8pbDDtOmnvDfJ7Fi6i01/G4wEPnTGHed44 N+uX0xC10aDYDljZbg9Ye2oCBvC8b8VJfxf1JuBphl5iqinO8bjED8LaJHe/Z1IQHal1TB2a/oo PG6bYJEhwq7tv9+s0dTyKqvksmESoD0WDb1DipCPoHx0hVqHvZ1tmNdtf7u/JgHibuAZQ45snAg 0cRP4v//GNyZU6xiXtGe3Y7K95lbOvjZiSFO2fwFx9NrdrFXD+QX3+JaMCInjnjVO/qKNVipJ10 sML3WPF2VNylJRkIVccwbCu8kIidTpUocxHhmfn3G52M6APm X-Developer-Key: i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A X-Proofpoint-ORIG-GUID: 0c2XRsDQiFtcW_umzmD18mccSdupS3pf X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODAxMDEwNSBTYWx0ZWRfX96Efb2k4O5hr zMOWX9AUCZWVtCKYnZe82uyEaOpoLk/eQCeLCLxz8GJ/ufx5ohrgc1fZMfFT0ZswiCFlp6VcSPm gRUB2ICIxKV7BrNJ2Es7uNBT67e5953MjMLfiEKEFjpT3qFSMAPXWAMhlQViXPPLqfyR/zx5yX7 TG+0GMuhRN7kkNvEWCrHqUZStJ+4jAkCp8GiwP1gM0xkX/siJ9NNX3qJ8V5y+goz2lZGMvssSoJ mgC9n4mmbv0/D3P2QaNtroLmLYFw/niwseYHnHxJM/MSsdqB+wtAKPWpcfrvHauHD3Hlme2DXFR r9I9I/ZoRTA+L6GzCSkz0mlqoe41dM/oB43gPsXnM4RbiQWC9IGxSj4Y0TpboB5SnqudXrXGEDp wpD3rqZ1HrC8650Mqwk3J8D2XLzNSUNqDciRYyXqB+FfC7AupuvH3QAjFRdLkyaxPirGX+v9 X-Proofpoint-GUID: 0c2XRsDQiFtcW_umzmD18mccSdupS3pf X-Authority-Analysis: v=2.4 cv=KtNN2XWN c=1 sm=1 tr=0 ts=688cc658 cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=2OwXVqhp2XgA:10 a=EUspDBNiAAAA:8 a=cFjmsF-WLDi_aLc5EnEA:9 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 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=2025-08-01_04,2025-08-01_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 priorityscore=1501 lowpriorityscore=0 suspectscore=0 adultscore=0 mlxlogscore=891 bulkscore=0 spamscore=0 impostorscore=0 mlxscore=0 malwarescore=0 phishscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2508010105 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 --- 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: 94f208ff622b09309358abaf26d7acca0c318fae change-id: 20250801-wb-drop-encoder-97a0c75bd5d7 Best regards, -- With best wishes Dmitry