tree: git://people.freedesktop.org/~agd5f/linux.git amd-20.45 head: a3950d94b046fb206e58fd3ec717f071c0203ba3 commit: e809646e73921328d66a2fbfddf067b9cdb30998 [1953/2427] drm/amd/display: enable SI support in the Kconfig (v2) config: x86_64-randconfig-a001-20201214 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project a29ecca7819a6ed4250d3689b12b1f664bb790d7) 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 x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu git remote add radeon-alex git://people.freedesktop.org/~agd5f/linux.git git fetch --no-tags radeon-alex amd-20.45 git checkout e809646e73921328d66a2fbfddf067b9cdb30998 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> All warnings (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dce60/dce60_clk_mgr.c:83:5: >> warning: no previous prototype for function 'dce60_get_dp_ref_freq_khz' >> [-Wmissing-prototypes] int dce60_get_dp_ref_freq_khz(struct clk_mgr *clk_mgr_base) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dce60/dce60_clk_mgr.c:83:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int dce60_get_dp_ref_freq_khz(struct clk_mgr *clk_mgr_base) ^ static 1 warning generated. vim +/dce60_get_dp_ref_freq_khz +83 drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dce60/dce60_clk_mgr.c 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 82 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 @83 int dce60_get_dp_ref_freq_khz(struct clk_mgr *clk_mgr_base) 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 84 { 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 85 struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 86 int dprefclk_wdivider; 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 87 int dp_ref_clk_khz; 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 88 int target_div; 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 89 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 90 /* DCE6 has no DPREFCLK_CNTL to read DP Reference Clock source */ 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 91 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 92 /* Read the mmDENTIST_DISPCLK_CNTL to get the currently 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 93 * programmed DID DENTIST_DPREFCLK_WDIVIDER*/ 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 94 REG_GET(DENTIST_DISPCLK_CNTL, DENTIST_DPREFCLK_WDIVIDER, &dprefclk_wdivider); 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 95 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 96 /* Convert DENTIST_DPREFCLK_WDIVIDERto actual divider*/ 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 97 target_div = dentist_get_divider_from_did(dprefclk_wdivider); 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 98 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 99 /* Calculate the current DFS clock, in kHz.*/ 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 100 dp_ref_clk_khz = (DENTIST_DIVIDER_RANGE_SCALE_FACTOR 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 101 * clk_mgr->base.dentist_vco_freq_khz) / target_div; 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 102 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 103 return dce_adjust_dp_ref_freq_for_ss(clk_mgr, dp_ref_clk_khz); 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 104 } 2428ad5c6ece1a6 Mauro Rossi 2020-07-11 105 :::::: The code at line 83 was first introduced by commit :::::: 2428ad5c6ece1a6861278c01c5e71c8ea258f3d9 drm/amd/display: dc/clk_mgr: add support for SI parts (v2) :::::: TO: Mauro Rossi <[email protected]> :::::: CC: Yang Xiong <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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