linux-kernel - Re: [PATCH v3 20/34] drm/omap: Migrate to aggregate driver

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Message-ID: <202110270724.ZPKlHuan-lkp@intel.com>
Date:   Wed, 27 Oct 2021 07:52:44 +0800
From:   kernel test robot <lkp@...el.com>
To:     Stephen Boyd <swboyd@...omium.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, Tomi Valkeinen <tomba@...nel.org>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Rob Clark <robdclark@...il.com>,
        Russell King <rmk+kernel@....linux.org.uk>
Subject: Re: [PATCH v3 20/34] drm/omap: Migrate to aggregate driver

Hi Stephen,

I love your patch! Yet something to improve:

[auto build test ERROR on e4e737bb5c170df6135a127739a9e6148ee3da82]

url:    https://github.com/0day-ci/linux/commits/Stephen-Boyd/component-Make-into-an-aggregate-bus/20211026-080422
base:   e4e737bb5c170df6135a127739a9e6148ee3da82
config: arm-allyesconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/86c48d693131c045853b0370583c7bcb8ac46308
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Stephen-Boyd/component-Make-into-an-aggregate-bus/20211026-080422
        git checkout 86c48d693131c045853b0370583c7bcb8ac46308
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> drivers/gpu/drm/omapdrm/dss/dss.c:1345:19: error: initialization of 'void (*)(struct aggregate_device *)' from incompatible pointer type 'void (*)(struct device *)' [-Werror=incompatible-pointer-types]
    1345 |         .remove = dss_unbind,
         |                   ^~~~~~~~~~
   drivers/gpu/drm/omapdrm/dss/dss.c:1345:19: note: (near initialization for 'dss_aggregate_driver.remove')
   cc1: all warnings being treated as errors


vim +1345 drivers/gpu/drm/omapdrm/dss/dss.c

  1342	
  1343	static struct aggregate_driver dss_aggregate_driver = {
  1344		.probe = dss_bind,
> 1345		.remove = dss_unbind,
  1346		.driver = {
  1347			.name = "dss_drm",
  1348			.owner = THIS_MODULE,
  1349		},
  1350	};
  1351	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (79206 bytes)