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SubjectRe: [PATCH v6 6/6] drm/tegra: output: rgb: Wrap directly-connected panel into DRM bridge
Hi Dmitry,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on next-20200612]
[cannot apply to tegra/for-next robh/for-next v5.7]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url: https://github.com/0day-ci/linux/commits/Dmitry-Osipenko/Support-DRM-bridges-on-NVIDIA-Tegra/20200609-213026
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git abfbb29297c27e3f101f348dc9e467b0fe70f919
config: arm64-randconfig-r026-20200612 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 3b43f006294971b8049d4807110032169780e5b8)
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
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64

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

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> drivers/gpu/drm/tegra/rgb.c:100:48: warning: unused variable 'tegra_rgb_connector_helper_funcs' [-Wunused-const-variable]
static const struct drm_connector_helper_funcs tegra_rgb_connector_helper_funcs = {
^
1 warning generated.

vim +/tegra_rgb_connector_helper_funcs +100 drivers/gpu/drm/tegra/rgb.c

3b0e58554873d1 Thierry Reding 2014-12-16 99
3b0e58554873d1 Thierry Reding 2014-12-16 @100 static const struct drm_connector_helper_funcs tegra_rgb_connector_helper_funcs = {
3b0e58554873d1 Thierry Reding 2014-12-16 101 .get_modes = tegra_output_connector_get_modes,
3b0e58554873d1 Thierry Reding 2014-12-16 102 .mode_valid = tegra_rgb_connector_mode_valid,
3b0e58554873d1 Thierry Reding 2014-12-16 103 };
3b0e58554873d1 Thierry Reding 2014-12-16 104

:::::: The code at line 100 was first introduced by commit
:::::: 3b0e58554873d1034beef737f15c7aa46492ff98 drm/tegra: rgb: Demidlayer

:::::: TO: Thierry Reding <treding@nvidia.com>
:::::: CC: Thierry Reding <treding@nvidia.com>

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