Hi guilhermeivo, kernel test robot noticed the following build errors:
[auto build test ERROR on drm-misc/drm-misc-next] [also build test ERROR on linus/master v7.0-rc4 next-20260320] [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/guilhermeivo/drm-amd-display-Deduplicate-DCN-DDC-register-assignment/20260322-024236 base: https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next patch link: https://lore.kernel.org/r/20260321015654.105059-1-guilhermeivob%40gmail.com patch subject: [PATCH] drm/amd/display: Deduplicate DCN DDC register assignment config: x86_64-rhel-9.4-ltp (https://download.01.org/0day-ci/archive/20260322/[email protected]/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260322/[email protected]/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All error/warnings (new ones prefixed by >>): In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/hw_factory_dcn20.c:35: >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:15:30: >> warning: 'struct ddc_mask' declared inside parameter list will not be >> visible outside of this definition or declaration 15 | const struct ddc_mask *mask) | ^~~~~~~~ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:14:30: >> warning: 'struct ddc_shift' declared inside parameter list will not be >> visible outside of this definition or declaration 14 | const struct ddc_shift *shift, | ^~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:35:29: >> error: invalid use of undefined type 'struct ddc_shift' 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:35:21: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_shift *' [-Wincompatible-pointer-types] 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:36:27: >> error: invalid use of undefined type 'struct ddc_mask' 36 | ddc->masks = &mask[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:36:20: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_mask *' [-Wincompatible-pointer-types] 36 | ddc->masks = &mask[en]; | ^ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/hw_factory_dcn20.c: In function 'define_ddc_registers': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/hw_factory_dcn20.c:191:17: >> error: passing argument 5 of 'dcn_define_ddc_registers_common' from >> incompatible pointer type [-Wincompatible-pointer-types] 191 | ddc_shift, | ^~~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *' 14 | const struct ddc_shift *shift, | ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/hw_factory_dcn20.c:192:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types] 192 | ddc_mask); | ^~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *' 15 | const struct ddc_mask *mask) | ~~~~~~~~~~~~~~~~~~~~~~~^~~~ -- In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/hw_factory_dcn21.c:35: >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:15:30: >> warning: 'struct ddc_mask' declared inside parameter list will not be >> visible outside of this definition or declaration 15 | const struct ddc_mask *mask) | ^~~~~~~~ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:14:30: >> warning: 'struct ddc_shift' declared inside parameter list will not be >> visible outside of this definition or declaration 14 | const struct ddc_shift *shift, | ^~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:35:29: >> error: invalid use of undefined type 'struct ddc_shift' 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:35:21: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_shift *' [-Wincompatible-pointer-types] 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:36:27: >> error: invalid use of undefined type 'struct ddc_mask' 36 | ddc->masks = &mask[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:36:20: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_mask *' [-Wincompatible-pointer-types] 36 | ddc->masks = &mask[en]; | ^ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/hw_factory_dcn21.c: In function 'define_ddc_registers': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/hw_factory_dcn21.c:179:17: >> error: passing argument 5 of 'dcn_define_ddc_registers_common' from >> incompatible pointer type [-Wincompatible-pointer-types] 179 | ddc_shift, | ^~~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *' 14 | const struct ddc_shift *shift, | ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/hw_factory_dcn21.c:180:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types] 180 | ddc_mask); | ^~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn21/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *' 15 | const struct ddc_mask *mask) | ~~~~~~~~~~~~~~~~~~~~~~~^~~~ -- In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/hw_factory_dcn30.c:35: >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:15:30: >> warning: 'struct ddc_mask' declared inside parameter list will not be >> visible outside of this definition or declaration 15 | const struct ddc_mask *mask) | ^~~~~~~~ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:14:30: >> warning: 'struct ddc_shift' declared inside parameter list will not be >> visible outside of this definition or declaration 14 | const struct ddc_shift *shift, | ^~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:35:29: >> error: invalid use of undefined type 'struct ddc_shift' 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:35:21: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_shift *' [-Wincompatible-pointer-types] 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:36:27: >> error: invalid use of undefined type 'struct ddc_mask' 36 | ddc->masks = &mask[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:36:20: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_mask *' [-Wincompatible-pointer-types] 36 | ddc->masks = &mask[en]; | ^ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/hw_factory_dcn30.c: In function 'define_ddc_registers': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/hw_factory_dcn30.c:208:17: >> error: passing argument 5 of 'dcn_define_ddc_registers_common' from >> incompatible pointer type [-Wincompatible-pointer-types] 208 | ddc_shift, | ^~~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *' 14 | const struct ddc_shift *shift, | ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/hw_factory_dcn30.c:209:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types] 209 | ddc_mask); | ^~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn30/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *' 15 | const struct ddc_mask *mask) | ~~~~~~~~~~~~~~~~~~~~~~~^~~~ -- In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/hw_factory_dcn315.c:35: >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:15:30: >> warning: 'struct ddc_mask' declared inside parameter list will not be >> visible outside of this definition or declaration 15 | const struct ddc_mask *mask) | ^~~~~~~~ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:14:30: >> warning: 'struct ddc_shift' declared inside parameter list will not be >> visible outside of this definition or declaration 14 | const struct ddc_shift *shift, | ^~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:35:29: >> error: invalid use of undefined type 'struct ddc_shift' 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:35:21: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_shift *' [-Wincompatible-pointer-types] 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:36:27: >> error: invalid use of undefined type 'struct ddc_mask' 36 | ddc->masks = &mask[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:36:20: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_mask *' [-Wincompatible-pointer-types] 36 | ddc->masks = &mask[en]; | ^ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/hw_factory_dcn315.c: In function 'define_ddc_registers': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/hw_factory_dcn315.c:200:17: >> error: passing argument 5 of 'dcn_define_ddc_registers_common' from >> incompatible pointer type [-Wincompatible-pointer-types] 200 | ddc_shift, | ^~~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *' 14 | const struct ddc_shift *shift, | ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/hw_factory_dcn315.c:201:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types] 201 | ddc_mask); | ^~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn315/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *' 15 | const struct ddc_mask *mask) | ~~~~~~~~~~~~~~~~~~~~~~~^~~~ -- In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/hw_factory_dcn32.c:35: >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:15:30: >> warning: 'struct ddc_mask' declared inside parameter list will not be >> visible outside of this definition or declaration 15 | const struct ddc_mask *mask) | ^~~~~~~~ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:14:30: >> warning: 'struct ddc_shift' declared inside parameter list will not be >> visible outside of this definition or declaration 14 | const struct ddc_shift *shift, | ^~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:35:29: >> error: invalid use of undefined type 'struct ddc_shift' 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:35:21: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_shift *' [-Wincompatible-pointer-types] 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:36:27: >> error: invalid use of undefined type 'struct ddc_mask' 36 | ddc->masks = &mask[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:36:20: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_mask *' [-Wincompatible-pointer-types] 36 | ddc->masks = &mask[en]; | ^ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/hw_factory_dcn32.c: In function 'define_ddc_registers': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/hw_factory_dcn32.c:212:17: >> error: passing argument 5 of 'dcn_define_ddc_registers_common' from >> incompatible pointer type [-Wincompatible-pointer-types] 212 | ddc_shift, | ^~~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *' 14 | const struct ddc_shift *shift, | ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/hw_factory_dcn32.c:213:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types] 213 | ddc_mask); | ^~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn32/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *' 15 | const struct ddc_mask *mask) | ~~~~~~~~~~~~~~~~~~~~~~~^~~~ -- In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/hw_factory_dcn401.c:15: >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:15:30: >> warning: 'struct ddc_mask' declared inside parameter list will not be >> visible outside of this definition or declaration 15 | const struct ddc_mask *mask) | ^~~~~~~~ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:14:30: >> warning: 'struct ddc_shift' declared inside parameter list will not be >> visible outside of this definition or declaration 14 | const struct ddc_shift *shift, | ^~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h: In function 'dcn_define_ddc_registers_common': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:35:29: >> error: invalid use of undefined type 'struct ddc_shift' 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:35:21: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_shift *' [-Wincompatible-pointer-types] 35 | ddc->shifts = &shift[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:36:27: >> error: invalid use of undefined type 'struct ddc_mask' 36 | ddc->masks = &mask[en]; | ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:36:20: >> error: assignment to 'const struct ddc_sh_mask *' from incompatible pointer >> type 'const struct ddc_mask *' [-Wincompatible-pointer-types] 36 | ddc->masks = &mask[en]; | ^ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/hw_factory_dcn401.c: In function 'define_ddc_registers': >> drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/hw_factory_dcn401.c:203:17: >> error: passing argument 5 of 'dcn_define_ddc_registers_common' from >> incompatible pointer type [-Wincompatible-pointer-types] 203 | ddc_shift, | ^~~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:14:41: note: expected 'const struct ddc_shift *' but argument is of type 'const struct ddc_sh_mask *' 14 | const struct ddc_shift *shift, | ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/hw_factory_dcn401.c:204:17: error: passing argument 6 of 'dcn_define_ddc_registers_common' from incompatible pointer type [-Wincompatible-pointer-types] 204 | ddc_mask); | ^~~~~~~~ | | | const struct ddc_sh_mask * drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn401/../hw_factory_dcn_ddc.h:15:40: note: expected 'const struct ddc_mask *' but argument is of type 'const struct ddc_sh_mask *' 15 | const struct ddc_mask *mask) | ~~~~~~~~~~~~~~~~~~~~~~~^~~~ vim +35 drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/dcn20/../hw_factory_dcn_ddc.h 8 9 static inline void dcn_define_ddc_registers_common( 10 struct hw_gpio_pin *pin, 11 uint32_t en, 12 const struct ddc_registers *data_regs, 13 const struct ddc_registers *clk_regs, > 14 const struct ddc_shift *shift, > 15 const struct ddc_mask *mask) 16 { 17 struct hw_ddc *ddc = HW_DDC_FROM_BASE(pin); 18 19 switch (pin->id) { 20 case GPIO_ID_DDC_DATA: 21 ddc->regs = &data_regs[en]; 22 ddc->base.regs = &data_regs[en].gpio; 23 break; 24 25 case GPIO_ID_DDC_CLOCK: 26 ddc->regs = &clk_regs[en]; 27 ddc->base.regs = &clk_regs[en].gpio; 28 break; 29 30 default: 31 ASSERT_CRITICAL(false); 32 return; 33 } 34 > 35 ddc->shifts = &shift[en]; > 36 ddc->masks = &mask[en]; 37 } 38 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
