From: kernel test robot <lkp@intel.com>
To: Nikita Zhandarovich <n.zhandarovich@fintech.ru>,
David Airlie <airlied@gmail.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
linux-fbdev@vger.kernel.org, lvc-project@linuxtesting.org,
dri-devel@lists.freedesktop.org,
Matthias Brugger <matthias.bgg@gmail.com>,
Helge Deller <deller@gmx.de>,
amd-gfx@lists.freedesktop.org,
Nikita Zhandarovich <n.zhandarovich@fintech.ru>,
Chun-Kuang Hu <chunkuang.hu@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
intel-gfx@lists.freedesktop.org,
linux-mediatek@lists.infradead.org,
Rodrigo Vivi <rodrigo.vivi@intel.com>,
linux-tegra@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] video/hdmi: minor fixes for *_infoframe_init functions
Date: Thu, 13 Apr 2023 12:15:09 +0800 [thread overview]
Message-ID: <202304131234.hT3mzkju-lkp@intel.com> (raw)
In-Reply-To: <20230412152910.9486-1-n.zhandarovich@fintech.ru>
Hi Nikita,
kernel test robot noticed the following build errors:
[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on tegra/for-next drm-intel/for-linux-next drm-intel/for-linux-next-fixes linus/master v6.3-rc6 next-20230412]
[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/Nikita-Zhandarovich/video-hdmi-minor-fixes-for-_infoframe_init-functions/20230412-232947
base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link: https://lore.kernel.org/r/20230412152910.9486-1-n.zhandarovich%40fintech.ru
patch subject: [PATCH] video/hdmi: minor fixes for *_infoframe_init functions
config: x86_64-randconfig-a005-20230410 (https://download.01.org/0day-ci/archive/20230413/202304131234.hT3mzkju-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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/36210f5b0ac3046f4c1c1d0c6e392eab40811699
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Nikita-Zhandarovich/video-hdmi-minor-fixes-for-_infoframe_init-functions/20230412-232947
git checkout 36210f5b0ac3046f4c1c1d0c6e392eab40811699
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/gpu/drm/i915/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304131234.hT3mzkju-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/i915/display/intel_hdmi.c:769:37: error: variable 'ret' is uninitialized when used here [-Werror,-Wuninitialized]
if (drm_WARN_ON(encoder->base.dev, ret))
^~~
include/drm/drm_print.h:630:19: note: expanded from macro 'drm_WARN_ON'
drm_WARN((drm), (x), "%s", \
^
include/drm/drm_print.h:620:7: note: expanded from macro 'drm_WARN'
WARN(condition, "%s %s: " format, \
^~~~~~~~~
include/asm-generic/bug.h:131:25: note: expanded from macro 'WARN'
int __ret_warn_on = !!(condition); \
^~~~~~~~~
drivers/gpu/drm/i915/display/intel_hdmi.c:756:9: note: initialize the variable 'ret' to silence this warning
int ret;
^
= 0
1 error generated.
vim +/ret +769 drivers/gpu/drm/i915/display/intel_hdmi.c
b055c8f3ef9f7b drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-07-08 748
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 749 static bool
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 750 intel_hdmi_compute_spd_infoframe(struct intel_encoder *encoder,
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 751 struct intel_crtc_state *crtc_state,
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 752 struct drm_connector_state *conn_state)
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 753 {
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 754 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 755 struct hdmi_spd_infoframe *frame = &crtc_state->infoframes.spd.spd;
5adaea799c1c2c drivers/gpu/drm/i915/intel_hdmi.c Damien Lespiau 2013-08-06 756 int ret;
5adaea799c1c2c drivers/gpu/drm/i915/intel_hdmi.c Damien Lespiau 2013-08-06 757
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 758 if (!crtc_state->has_infoframe)
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 759 return true;
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 760
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 761 crtc_state->infoframes.enable |=
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 762 intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_SPD);
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 763
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 764 if (IS_DGFX(i915))
36210f5b0ac304 drivers/gpu/drm/i915/display/intel_hdmi.c Nikita Zhandarovich 2023-04-12 765 hdmi_spd_infoframe_init(frame, "Intel", "Discrete gfx");
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 766 else
36210f5b0ac304 drivers/gpu/drm/i915/display/intel_hdmi.c Nikita Zhandarovich 2023-04-12 767 hdmi_spd_infoframe_init(frame, "Intel", "Integrated gfx");
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 768
3a47ae201e0749 drivers/gpu/drm/i915/display/intel_hdmi.c Pankaj Bharadiya 2020-01-15 @769 if (drm_WARN_ON(encoder->base.dev, ret))
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 770 return false;
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 771
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 772 frame->sdi = HDMI_SPD_SDI_PC;
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 773
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 774 ret = hdmi_spd_infoframe_check(frame);
3a47ae201e0749 drivers/gpu/drm/i915/display/intel_hdmi.c Pankaj Bharadiya 2020-01-15 775 if (drm_WARN_ON(encoder->base.dev, ret))
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 776 return false;
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 777
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 778 return true;
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 779 }
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 780
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
next prev parent reply other threads:[~2023-04-13 4:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-12 15:29 [PATCH] video/hdmi: minor fixes for *_infoframe_init functions Nikita Zhandarovich
2023-04-12 18:27 ` kernel test robot
2023-04-13 4:15 ` kernel test robot [this message]
2023-04-22 21:17 ` [Intel-gfx] " kernel test robot
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