linux-kernel - Re: [PATCH V2 drm-dp 1/4] drm/hisilicon/hibmc: add dp aux in hibmc

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Message-ID: <5sb3loc23nf45up3tx3z7nq2s4hvevhxdwhq7t6w5hrwnyw7vi@kjg4vshkuvjm>
Date: Mon, 28 Oct 2024 12:54:45 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: kernel test robot <lkp@...el.com>
Cc: Yongbang Shi <shiyongbang@...wei.com>, xinliang.liu@...aro.org, 
	tiantao6@...ilicon.com, maarten.lankhorst@...ux.intel.com, mripard@...nel.org, 
	tzimmermann@...e.de, airlied@...il.com, daniel@...ll.ch, 
	kong.kongxinwei@...ilicon.com, oe-kbuild-all@...ts.linux.dev, liangjian010@...wei.com, 
	chenjianmin@...wei.com, lidongming5@...wei.com, libaihan@...wei.com, 
	shenjian15@...wei.com, shaojijie@...wei.com, dri-devel@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 drm-dp 1/4] drm/hisilicon/hibmc: add dp aux in hibmc

On Fri, Oct 25, 2024 at 03:52:49AM +0800, kernel test robot wrote:
> Hi Yongbang,
> 
> kernel test robot noticed the following build errors:
> 
> [auto build test ERROR on drm-misc/drm-misc-next]
> [also build test ERROR on linus/master v6.12-rc4 next-20241024]
> [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/Yongbang-Shi/drm-hisilicon-hibmc-add-dp-aux-in-hibmc/20241022-204925
> base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
> patch link:    https://lore.kernel.org/r/20241022124148.1952761-2-shiyongbang%40huawei.com
> patch subject: [PATCH V2 drm-dp 1/4] drm/hisilicon/hibmc: add dp aux in hibmc
> config: arm64-randconfig-004-20241024 (https://download.01.org/0day-ci/archive/20241025/202410250305.UHKDhtxy-lkp@intel.com/config)
> compiler: aarch64-linux-gcc (GCC) 14.1.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241025/202410250305.UHKDhtxy-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/202410250305.UHKDhtxy-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
>    aarch64-linux-ld: drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.o: in function `dp_aux_init':
> >> drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.c:154: multiple definition of `dp_aux_init'; drivers/gpu/drm/msm/dp/dp_aux.o:dp_aux.c:(.text+0x8a0): first defined here

I think both of us should switch to a more generic names. I'll send a
patchset for msm/dp, please use some less generic prefix for hibmc
driver.

> 
> 
> vim +154 drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.c
> 
>    152	
>    153	void dp_aux_init(struct dp_dev *dp)
>  > 154	{
> 
> -- 
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki

-- 
With best wishes
Dmitry