Re: [PATCH v2 2/2] phy: rockchip: Add Samsung CSI/DSI Combo DCPHY driver

From: kernel test robot <lkp@intel.com>
To: Heiko Stuebner <heiko@sntech.de>, vkoul@kernel.org, kishon@kernel.org
Cc: oe-kbuild-all@lists.linux.dev, robh@kernel.org,
	krzk+dt@kernel.org, conor+dt@kernel.org,
	quentin.schulz@cherry.de, linux-phy@lists.infradead.org,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
	heiko@sntech.de, Heiko Stuebner <heiko.stuebner@cherry.de>
Subject: Re: [PATCH v2 2/2] phy: rockchip: Add Samsung CSI/DSI Combo DCPHY driver
Date: Wed, 6 Nov 2024 03:14:50 +0800	[thread overview]
Message-ID: <202411060336.yBL7jGAs-lkp@intel.com> (raw)
In-Reply-To: <20241104111121.99274-3-heiko@sntech.de>

Hi Heiko,

kernel test robot noticed the following build warnings:

[auto build test WARNING on rockchip/for-next]
[also build test WARNING on robh/for-next linus/master v6.12-rc6 next-20241105]
[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/Heiko-Stuebner/dt-bindings-phy-Add-Rockchip-MIPI-CSI-DSI-PHY-schema/20241104-193646
base:   https://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git for-next
patch link:    https://lore.kernel.org/r/20241104111121.99274-3-heiko%40sntech.de
patch subject: [PATCH v2 2/2] phy: rockchip: Add Samsung CSI/DSI Combo DCPHY driver
config: m68k-randconfig-r113-20241105 (https://download.01.org/0day-ci/archive/20241106/202411060336.yBL7jGAs-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 14.1.0
reproduce: (https://download.01.org/0day-ci/archive/20241106/202411060336.yBL7jGAs-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/202411060336.yBL7jGAs-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/phy/rockchip/phy-rockchip-samsung-dcphy.c:1630:34: warning: 'samsung_mipi_dcphy_of_match' defined but not used [-Wunused-const-variable=]
    1630 | static const struct of_device_id samsung_mipi_dcphy_of_match[] = {
         |                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for GET_FREE_REGION
   Depends on [n]: SPARSEMEM [=n]
   Selected by [y]:
   - RESOURCE_KUNIT_TEST [=y] && RUNTIME_TESTING_MENU [=y] && KUNIT [=y]

vim +/samsung_mipi_dcphy_of_match +1630 drivers/phy/rockchip/phy-rockchip-samsung-dcphy.c

  1629	
> 1630	static const struct of_device_id samsung_mipi_dcphy_of_match[] = {
  1631		{
  1632			.compatible = "rockchip,rk3576-mipi-dcphy",
  1633			.data = &rk3576_samsung_mipi_dcphy_plat_data,
  1634		}, {
  1635			.compatible = "rockchip,rk3588-mipi-dcphy",
  1636			.data = &rk3588_samsung_mipi_dcphy_plat_data,
  1637		},
  1638		{ /* sentinel */ }
  1639	};
  1640	MODULE_DEVICE_TABLE(of, samsung_mipi_dcphy_of_match);
  1641	

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