tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: bdcc9f6a568275aed4cc32fd2312432d2ff1b704 commit: d738db6883df3e3c513f9e777c842262693f951b [12488/12841] drm/amd/display: move FPU associated DSC code to DML folder config: i386-randconfig-s001-20211028 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=d738db6883df3e3c513f9e777c842262693f951b git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout d738db6883df3e3c513f9e777c842262693f951b # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/rc_calc_fpu.c: note: in included file: drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:28:18: sparse: sparse: symbol 'qp_table_422_10bpc_min' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:61:18: sparse: sparse: symbol 'qp_table_444_8bpc_max' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:102:18: sparse: sparse: symbol 'qp_table_420_12bpc_max' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:135:18: sparse: sparse: symbol 'qp_table_444_10bpc_min' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:188:18: sparse: sparse: symbol 'qp_table_420_8bpc_max' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:209:18: sparse: sparse: symbol 'qp_table_444_8bpc_min' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:250:18: sparse: sparse: symbol 'qp_table_444_12bpc_min' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:315:18: sparse: sparse: symbol 'qp_table_420_12bpc_min' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:348:18: sparse: sparse: symbol 'qp_table_422_12bpc_min' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:389:18: sparse: sparse: symbol 'qp_table_422_12bpc_max' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:430:18: sparse: sparse: symbol 'qp_table_444_12bpc_max' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:495:18: sparse: sparse: symbol 'qp_table_420_8bpc_min' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:516:18: sparse: sparse: symbol 'qp_table_422_8bpc_min' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:541:18: sparse: sparse: symbol 'qp_table_422_10bpc_max' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:574:16: sparse: sparse: symbol 'qp_table_420_10bpc_max' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:601:18: sparse: sparse: symbol 'qp_table_420_10bpc_min' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:628:18: sparse: sparse: symbol 'qp_table_444_10bpc_max' was not declared. Should it be static? drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/qp_tables.h:681:18: sparse: sparse: symbol 'qp_table_422_8bpc_max' was not declared. Should it be static? >> drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/rc_calc_fpu.c:81:40: sparse: sparse: Using plain integer as NULL pointer drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/rc_calc_fpu.c:106:22: sparse: sparse: Using plain integer as NULL pointer vim +81 drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dsc/rc_calc_fpu.c 73 74 static void get_qp_set(qp_set qps, enum colour_mode cm, enum bits_per_comp bpc, 75 enum max_min max_min, float bpp) 76 { 77 int mode = MODE_SELECT(444, 422, 420); 78 int sel = table_hash(mode, bpc, max_min); 79 int table_size = 0; 80 int index; > 81 const struct qp_entry *table = 0L; 82 83 // alias enum 84 enum { min = DAL_MM_MIN, max = DAL_MM_MAX }; 85 switch (sel) { 86 TABLE_CASE(444, 8, max); 87 TABLE_CASE(444, 8, min); 88 TABLE_CASE(444, 10, max); 89 TABLE_CASE(444, 10, min); 90 TABLE_CASE(444, 12, max); 91 TABLE_CASE(444, 12, min); 92 TABLE_CASE(422, 8, max); 93 TABLE_CASE(422, 8, min); 94 TABLE_CASE(422, 10, max); 95 TABLE_CASE(422, 10, min); 96 TABLE_CASE(422, 12, max); 97 TABLE_CASE(422, 12, min); 98 TABLE_CASE(420, 8, max); 99 TABLE_CASE(420, 8, min); 100 TABLE_CASE(420, 10, max); 101 TABLE_CASE(420, 10, min); 102 TABLE_CASE(420, 12, max); 103 TABLE_CASE(420, 12, min); 104 } 105 106 if (table == 0) 107 return; 108 109 index = (bpp - table[0].bpp) * 2; 110 111 /* requested size is bigger than the table */ 112 if (index >= table_size) { 113 dm_error("ERROR: Requested rc_calc to find a bpp entry that exceeds the table size\n"); 114 return; 115 } 116 117 memcpy(qps, table[index].qps, sizeof(qp_set)); 118 } 119 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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