linux-kernel - Re: [PATCH 3/3] mailbox: mediatek: Add mtk-apu-mailbox driver

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Message-ID: <202410271207.42FIkHwC-lkp@intel.com>
Date: Sun, 27 Oct 2024 12:38:04 +0800
From: kernel test robot <lkp@...el.com>
To: "Karl.Li" <karl.li@...iatek.com>, Jassi Brar <jassisinghbrar@...il.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org,
	Chungying Lu <chungying.lu@...iatek.com>,
	Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH 3/3] mailbox: mediatek: Add mtk-apu-mailbox driver

Hi Karl.Li,

kernel test robot noticed the following build warnings:

[auto build test WARNING on robh/for-next]
[also build test WARNING on linus/master v6.12-rc4 next-20241025]
[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/Karl-Li/dt-bindings-mailbox-mediatek-Add-apu-mailbox-document/20241024-173032
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20241024092608.431581-4-karl.li%40mediatek.com
patch subject: [PATCH 3/3] mailbox: mediatek: Add mtk-apu-mailbox driver
config: nios2-randconfig-r111-20241027 (https://download.01.org/0day-ci/archive/20241027/202410271207.42FIkHwC-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 14.1.0
reproduce: (https://download.01.org/0day-ci/archive/20241027/202410271207.42FIkHwC-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/202410271207.42FIkHwC-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/mailbox/mtk-apu-mailbox.c:29:24: sparse: sparse: symbol 'g_mbox' was not declared. Should it be static?

vim +/g_mbox +29 drivers/mailbox/mtk-apu-mailbox.c

    28	
  > 29	struct mtk_apu_mailbox *g_mbox;
    30	

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