Re: [PATCH v7 12/13] drm/panfrost: Add flag to map GEM object Write-Back Cacheable

[kernel test robot <lkp@intel.com>]

Hi Boris,

kernel test robot noticed the following build warnings:

[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on drm/drm-next drm-tip/drm-tip linus/master next-20251205]
[cannot apply to drm-i915/for-linux-next drm-i915/for-linux-next-fixes daeinki-drm-exynos/exynos-drm-next v6.18]
[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/Boris-Brezillon/drm-panthor-Provide-a-custom-dma_buf-implementation/20251203-174141
base:   https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next
patch link:    https://lore.kernel.org/r/20251203090141.227394-13-boris.brezillon%40collabora.com
patch subject: [PATCH v7 12/13] drm/panfrost: Add flag to map GEM object Write-Back Cacheable
config: sparc64-randconfig-r113-20251205 (https://download.01.org/0day-ci/archive/20251205/202512051903.QuHryKTr-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251205/202512051903.QuHryKTr-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202512051903.QuHryKTr-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/gpu/drm/panfrost/panfrost_gem.c:392:10: sparse: sparse: Initializer entry defined twice
   drivers/gpu/drm/panfrost/panfrost_gem.c:396:10: sparse:   also defined here

vim +392 drivers/gpu/drm/panfrost/panfrost_gem.c

06fdcb378400a75 Boris Brezillon   2025-12-03  383  
f3ba91228e8e917 Rob Herring       2018-09-10  384  static const struct drm_gem_object_funcs panfrost_gem_funcs = {
f3ba91228e8e917 Rob Herring       2018-09-10  385  	.free = panfrost_gem_free_object,
a5efb4c9a562aa1 Rob Herring       2019-07-01  386  	.open = panfrost_gem_open,
a5efb4c9a562aa1 Rob Herring       2019-07-01  387  	.close = panfrost_gem_close,
c7fbcb7149ff932 Thomas Zimmermann 2021-11-08  388  	.print_info = drm_gem_shmem_object_print_info,
187d2929206e6b0 Rob Herring       2019-07-26  389  	.pin = panfrost_gem_pin,
c7fbcb7149ff932 Thomas Zimmermann 2021-11-08  390  	.unpin = drm_gem_shmem_object_unpin,
c7fbcb7149ff932 Thomas Zimmermann 2021-11-08  391  	.get_sg_table = drm_gem_shmem_object_get_sg_table,
06fdcb378400a75 Boris Brezillon   2025-12-03 @392  	.export = panfrost_gem_prime_export,
c7fbcb7149ff932 Thomas Zimmermann 2021-11-08  393  	.vmap = drm_gem_shmem_object_vmap,
c7fbcb7149ff932 Thomas Zimmermann 2021-11-08  394  	.vunmap = drm_gem_shmem_object_vunmap,
c7fbcb7149ff932 Thomas Zimmermann 2021-11-08  395  	.mmap = drm_gem_shmem_object_mmap,
cf47bdd19762531 Faith Ekstrand    2025-12-03  396  	.export = drm_gem_prime_export,
9ccdac7aa822f04 Adrián Larumbe    2023-09-29  397  	.status = panfrost_gem_status,
407c0ad5b19a477 Adrián Larumbe    2023-09-29  398  	.rss = panfrost_gem_rss,
d315bdbfebd517c Thomas Zimmermann 2022-02-09  399  	.vm_ops = &drm_gem_shmem_vm_ops,
f3ba91228e8e917 Rob Herring       2018-09-10  400  };
f3ba91228e8e917 Rob Herring       2018-09-10  401  

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