linux-kernel - Re: [PATCH v1 3/7] drm/mediatek: mtk_cec: Switch to register as module_platform

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Message-ID: <202411222245.WS9U5m9I-lkp@intel.com>
Date: Fri, 22 Nov 2024 22:59:24 +0800
From: kernel test robot <lkp@...el.com>
To: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	chunkuang.hu@...nel.org
Cc: oe-kbuild-all@...ts.linux.dev, p.zabel@...gutronix.de,
	airlied@...il.com, simona@...ll.ch,
	maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
	tzimmermann@...e.de, robh@...nel.org, krzk+dt@...nel.org,
	conor+dt@...nel.org, matthias.bgg@...il.com,
	angelogioacchino.delregno@...labora.com, ck.hu@...iatek.com,
	dri-devel@...ts.freedesktop.org, linux-mediatek@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, kernel@...labora.com
Subject: Re: [PATCH v1 3/7] drm/mediatek: mtk_cec: Switch to register as
 module_platform_driver

Hi AngeloGioacchino,

kernel test robot noticed the following build errors:

[auto build test ERROR on robh/for-next]
[also build test ERROR on pza/reset/next linus/master drm-misc/drm-misc-next v6.12 next-20241122]
[cannot apply to pza/imx-drm/next]
[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/AngeloGioacchino-Del-Regno/dt-bindings-display-mediatek-Add-binding-for-HDMIv2-DDC/20241121-132321
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20241120124512.134278-4-angelogioacchino.delregno%40collabora.com
patch subject: [PATCH v1 3/7] drm/mediatek: mtk_cec: Switch to register as module_platform_driver
config: arm64-defconfig (https://download.01.org/0day-ci/archive/20241122/202411222245.WS9U5m9I-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241122/202411222245.WS9U5m9I-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/202411222245.WS9U5m9I-lkp@intel.com/

All errors (new ones prefixed by >>):

   aarch64-linux-ld: drivers/gpu/drm/mediatek/mtk_hdmi.o: in function `mtk_hdmitx_init':
>> drivers/gpu/drm/mediatek/mtk_hdmi.c:1812: multiple definition of `init_module'; drivers/gpu/drm/mediatek/mtk_cec.o:drivers/gpu/drm/mediatek/mtk_cec.c:249: first defined here
   aarch64-linux-ld: drivers/gpu/drm/mediatek/mtk_hdmi.o: in function `mtk_hdmitx_exit':
>> drivers/gpu/drm/mediatek/mtk_hdmi.c:1818: multiple definition of `cleanup_module'; drivers/gpu/drm/mediatek/mtk_cec.o:drivers/gpu/drm/mediatek/mtk_cec.c:249: first defined here


vim +1812 drivers/gpu/drm/mediatek/mtk_hdmi.c

8f83f26891e125 Jie Qiu       2016-01-04  1810  
8f83f26891e125 Jie Qiu       2016-01-04  1811  static int __init mtk_hdmitx_init(void)
8f83f26891e125 Jie Qiu       2016-01-04 @1812  {
446b8c542f8551 Philipp Zabel 2017-03-17  1813  	return platform_register_drivers(mtk_hdmi_drivers,
446b8c542f8551 Philipp Zabel 2017-03-17  1814  					 ARRAY_SIZE(mtk_hdmi_drivers));
8f83f26891e125 Jie Qiu       2016-01-04  1815  }
8f83f26891e125 Jie Qiu       2016-01-04  1816  
8f83f26891e125 Jie Qiu       2016-01-04  1817  static void __exit mtk_hdmitx_exit(void)
8f83f26891e125 Jie Qiu       2016-01-04 @1818  {
446b8c542f8551 Philipp Zabel 2017-03-17  1819  	platform_unregister_drivers(mtk_hdmi_drivers,
446b8c542f8551 Philipp Zabel 2017-03-17  1820  				    ARRAY_SIZE(mtk_hdmi_drivers));
8f83f26891e125 Jie Qiu       2016-01-04  1821  }
8f83f26891e125 Jie Qiu       2016-01-04  1822  

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