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Wed, 18 Mar 2026 07:36:19 -0700 (PDT) Received: from hu-ckantibh-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82a6bf0cf5fsm3767592b3a.61.2026.03.18.07.36.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Mar 2026 07:36:18 -0700 (PDT) From: Sanjay Chitroda X-Google-Original-From: Sanjay Chitroda To: airlied@gmail.com, simona@ffwll.ch, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, corbet@lwn.net, skhan@linuxfoundation.org Cc: dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] Documentation/gpu: resolve kerneldoc duplicate declaration warning Date: Wed, 18 Mar 2026 20:06:12 +0530 Message-Id: <20260318143612.2533863-1-sanjayembedded@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sanjay Chitroda kernel-doc build with `make htmldocs` reports following WARNINGS. Documentation/gpu/drm-kms:360: ../drivers/gpu/drm/drm_fourcc.c:397: WARNING: Duplicate C declaration, also defined at gpu/drm-kms:35. Declaration is '.. c:function:: const struct drm_format_info * drm_format_info (u32 format)'. Documentation/gpu/drm-kms:491: ../drivers/gpu/drm/drm_modeset_lock.c:377: WARNING: Duplicate C declaration, also defined at gpu/drm-kms:48. Declaration is '.. c:function:: int drm_modeset_lock (struct drm_modeset_lock *lock, struct drm_modeset_acquire_ctx *ctx)'. Documentation/gpu/drm-uapi:607: ../drivers/gpu/drm/drm_ioctl.c:923: WARNING: Duplicate C declaration, also defined at gpu/drm-uapi:69. Declaration is '.. c:function:: bool drm_ioctl_flags (unsigned int nr, unsigned int *flags)'. Add :no-identifiers: to prevent duplicate identifier generation and keep the function documented at its implementation site. No functional change. Link: https://lore.kernel.org/oe-kbuild-all/202512302319.1PGGt3CN-lkp@intel.com/ Signed-off-by: Sanjay Chitroda --- Documentation/gpu/drm-kms.rst | 2 ++ Documentation/gpu/drm-uapi.rst | 3 ++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/Documentation/gpu/drm-kms.rst b/Documentation/gpu/drm-kms.rst index 2292e65f044c..0f0f90b3186d 100644 --- a/Documentation/gpu/drm-kms.rst +++ b/Documentation/gpu/drm-kms.rst @@ -356,6 +356,7 @@ Format Functions Reference .. kernel-doc:: include/drm/drm_fourcc.h :internal: + :no-identifiers: drm_format_info .. kernel-doc:: drivers/gpu/drm/drm_fourcc.c :export: @@ -487,6 +488,7 @@ KMS Locking .. kernel-doc:: include/drm/drm_modeset_lock.h :internal: + :no-identifiers: drm_modeset_lock .. kernel-doc:: drivers/gpu/drm/drm_modeset_lock.c :export: diff --git a/Documentation/gpu/drm-uapi.rst b/Documentation/gpu/drm-uapi.rst index d98428a592f1..73b49e0dcda8 100644 --- a/Documentation/gpu/drm-uapi.rst +++ b/Documentation/gpu/drm-uapi.rst @@ -603,6 +603,7 @@ DRM specific patterns. Note that ENOTTY has the slightly unintuitive meaning of .. kernel-doc:: include/drm/drm_ioctl.h :internal: + :no-identifiers: drm_ioctl_flags .. kernel-doc:: drivers/gpu/drm/drm_ioctl.c :export: @@ -761,4 +762,4 @@ Stable uAPI events From ``drivers/gpu/drm/scheduler/gpu_scheduler_trace.h`` .. kernel-doc:: drivers/gpu/drm/scheduler/gpu_scheduler_trace.h - :doc: uAPI trace events \ No newline at end of file + :doc: uAPI trace events -- 2.34.1