linux-kernel - Re: [PATCH 3/8] drm/loongson: Allow attach drm bridge driver by calling lsdc_output

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Date:   Sat, 4 Nov 2023 15:41:07 +0800
From:   kernel test robot <lkp@...el.com>
To:     Sui Jingfeng <suijingfeng@...ngson.cn>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>
Cc:     oe-kbuild-all@...ts.linux.dev, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/8] drm/loongson: Allow attach drm bridge driver by
 calling lsdc_output_init()

Hi Sui,

kernel test robot noticed the following build warnings:

[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on linus/master v6.6 next-20231103]
[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/Sui-Jingfeng/drm-loongson-Introduce-a-minimal-support-for-Loongson-VBIOS/20231030-034730
base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:    https://lore.kernel.org/r/20231029194607.379459-4-suijingfeng%40loongson.cn
patch subject: [PATCH 3/8] drm/loongson: Allow attach drm bridge driver by calling lsdc_output_init()
config: x86_64-randconfig-122-20231102 (https://download.01.org/0day-ci/archive/20231104/202311041536.7w9xBsF9-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231104/202311041536.7w9xBsF9-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/202311041536.7w9xBsF9-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/gpu/drm/loongson/lsdc_output.c:555:5: sparse: sparse: symbol 'lsdc_encoder_init' was not declared. Should it be static?
>> drivers/gpu/drm/loongson/lsdc_output.c:578:5: sparse: sparse: symbol 'lsdc_connector_init' was not declared. Should it be static?

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