Messages in this thread | | | Date | Sun, 12 Jun 2022 21:40:03 +0800 | From | kernel test robot <> | Subject | [drm-misc:for-linux-next 9/10] drivers/gpu/drm/msm/dp/dp_parser.c:110:5: error: use of undeclared identifier 'data_lane_property' |
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tree: git://anongit.freedesktop.org/drm/drm-misc for-linux-next head: d643daaf1694b7565fbe3982b630e1c7b95f1600 commit: 185443efa26a62b7d1401c89b83c89a1a2601350 [9/10] drm/msm: Convert to drm_of_get_data_lanes_count config: hexagon-randconfig-r045-20220612 (https://download.01.org/0day-ci/archive/20220612/202206122125.gkajULO7-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 6466c9abf3674bade1f6ee859f24ebc7aaf9cd88) 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 git remote add drm-misc git://anongit.freedesktop.org/drm/drm-misc git fetch --no-tags drm-misc for-linux-next git checkout 185443efa26a62b7d1401c89b83c89a1a2601350 # 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=hexagon SHELL=/bin/bash drivers/gpu/drm/msm/
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/msm/dp/dp_parser.c:110:5: error: use of undeclared identifier 'data_lane_property' data_lane_property, DP_MAX_NUM_DP_LANES); ^ 1 error generated. -- >> drivers/gpu/drm/msm/dsi/dsi_host.c:1676:14: error: call to undeclared function 'drm_of_get_data_lanes_count'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] num_lanes = drm_of_get_data_lanes_count(ep, 1, 4); ^ 1 error generated.
vim +/data_lane_property +110 drivers/gpu/drm/msm/dp/dp_parser.c
c943b4948b5848 Chandan Uddaraju 2020-08-27 101 c943b4948b5848 Chandan Uddaraju 2020-08-27 102 static int dp_parser_misc(struct dp_parser *parser) c943b4948b5848 Chandan Uddaraju 2020-08-27 103 { c943b4948b5848 Chandan Uddaraju 2020-08-27 104 struct device_node *of_node = parser->pdev->dev.of_node; 185443efa26a62 Marek Vasut 2022-05-24 105 int len; c943b4948b5848 Chandan Uddaraju 2020-08-27 106 185443efa26a62 Marek Vasut 2022-05-24 107 len = drm_of_get_data_lanes_count(of_node, 1, DP_MAX_NUM_DP_LANES); c943b4948b5848 Chandan Uddaraju 2020-08-27 108 if (len < 0) { c943b4948b5848 Chandan Uddaraju 2020-08-27 109 DRM_WARN("Invalid property %s, default max DP lanes = %d\n", c943b4948b5848 Chandan Uddaraju 2020-08-27 @110 data_lane_property, DP_MAX_NUM_DP_LANES); c943b4948b5848 Chandan Uddaraju 2020-08-27 111 len = DP_MAX_NUM_DP_LANES; c943b4948b5848 Chandan Uddaraju 2020-08-27 112 } c943b4948b5848 Chandan Uddaraju 2020-08-27 113 c943b4948b5848 Chandan Uddaraju 2020-08-27 114 parser->max_dp_lanes = len; c943b4948b5848 Chandan Uddaraju 2020-08-27 115 return 0; c943b4948b5848 Chandan Uddaraju 2020-08-27 116 } c943b4948b5848 Chandan Uddaraju 2020-08-27 117
:::::: The code at line 110 was first introduced by commit :::::: c943b4948b5848fc0e07f875edbd35a973879e22 drm/msm/dp: add displayPort driver support
:::::: TO: Chandan Uddaraju <chandanu@codeaurora.org> :::::: CC: Rob Clark <robdclark@chromium.org>
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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