linux-kernel - Re: [PATCH v6 1/7] drm/panthor: Add performance counter uAPI

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Message-ID: <202512221946.gSB6iMCE-lkp@intel.com>
Date: Mon, 22 Dec 2025 19:15:37 +0100
From: kernel test robot <lkp@...el.com>
To: Lukas Zapolskas <lukas.zapolskas@....com>,
	Boris Brezillon <bbrezillon@...nel.org>,
	Liviu Dudau <liviu.dudau@....com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	Adrián Larumbe <adrian.larumbe@...labora.com>
Cc: oe-kbuild-all@...ts.linux.dev, nd@....com,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	Mihail Atanassov <mihail.atanassov@....com>,
	Lukas Zapolskas <lukas.zapolskas@....com>
Subject: Re: [PATCH v6 1/7] drm/panthor: Add performance counter uAPI

Hi Lukas,

kernel test robot noticed the following build warnings:

[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on next-20251219]
[cannot apply to linus/master v6.19-rc2]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Lukas-Zapolskas/drm-panthor-Add-performance-counter-uAPI/20251216-012117
base:   https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next
patch link:    https://lore.kernel.org/r/20251215171453.2506348-2-lukas.zapolskas%40arm.com
patch subject: [PATCH v6 1/7] drm/panthor: Add performance counter uAPI
reproduce: (https://download.01.org/0day-ci/archive/20251222/202512221946.gSB6iMCE-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202512221946.gSB6iMCE-lkp@intel.com/

All warnings (new ones prefixed by >>):

   ERROR: Cannot find file ./include/linux/backlight.h
   ERROR: Cannot find file ./include/linux/backlight.h
   WARNING: No kernel-doc for file ./include/linux/backlight.h
   WARNING: ./include/uapi/drm/panthor_drm.h:381 struct member 'selected_coherency' not described in 'drm_panthor_gpu_info'
   WARNING: ./include/uapi/drm/panthor_drm.h:381 struct member 'selected_coherency' not described in 'drm_panthor_gpu_info'
>> Documentation/gpu/driver-uapi:24: ./include/uapi/drm/panthor_drm.h:1473: WARNING: Bullet list ends without a blank line; unexpected unindent. [docutils]
   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)'. [duplicate_declaration.c]
   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)'. [duplicate_declaration.c]
   ERROR: Cannot find file ./include/linux/hdmi.h

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki