linux-kernel - Re: [PATCH v1 22/35] drm/vc4: vec: Use TV Reset implementation

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Date:   Sat, 30 Jul 2022 11:03:08 +0800
From:   kernel test robot <lkp@...el.com>
To:     Maxime Ripard <maxime@...no.tech>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Jerome Brunet <jbrunet@...libre.com>,
        Samuel Holland <samuel@...lland.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Daniel Vetter <daniel@...ll.ch>, Emma Anholt <emma@...olt.net>,
        David Airlie <airlied@...ux.ie>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Noralf Trønnes <noralf@...nnes.org>,
        Kevin Hilman <khilman@...libre.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Maxime Ripard <mripard@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-sunxi@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Phil Elwell <phil@...pberrypi.com>,
        Mateusz Kwiatkowski <kfyatek+publicgit@...il.com>,
        linux-arm-kernel@...ts.infradead.org,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Dave Stevenson <dave.stevenson@...pberrypi.com>,
        linux-amlogic@...ts.infradead.org, dri-devel@...ts.freedesktop.org,
        Dom Cobley <dom@...pberrypi.com>
Subject: Re: [PATCH v1 22/35] drm/vc4: vec: Use TV Reset implementation

Hi Maxime,

I love your patch! Perhaps something to improve:

[auto build test WARNING on 37b355fdaf31ee18bda9a93c2a438dc1cbf57ec9]

url:    https://github.com/intel-lab-lkp/linux/commits/Maxime-Ripard/drm-Analog-TV-Improvements/20220730-004859
base:   37b355fdaf31ee18bda9a93c2a438dc1cbf57ec9
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20220730/202207301024.h3rifgQO-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/2f380bf85052b89ae0ffc6cfdf2dc91cdcde5a75
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Maxime-Ripard/drm-Analog-TV-Improvements/20220730-004859
        git checkout 2f380bf85052b89ae0ffc6cfdf2dc91cdcde5a75
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/gpu/drm/vc4/

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

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/vc4/vc4_vec.c:257:6: warning: no previous prototype for 'vc4_vec_connector_reset' [-Wmissing-prototypes]
     257 | void vc4_vec_connector_reset(struct drm_connector *connector)
         |      ^~~~~~~~~~~~~~~~~~~~~~~


vim +/vc4_vec_connector_reset +257 drivers/gpu/drm/vc4/vc4_vec.c

   256	
 > 257	void vc4_vec_connector_reset(struct drm_connector *connector)
   258	{
   259		drm_atomic_helper_connector_reset(connector);
   260		drm_atomic_helper_connector_tv_reset(connector);
   261	}
   262	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp