Hi Alex, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 1c86f90a16d413621918ae1403842b43632f0b3d commit: 5d7dd14d6bdc2d44f07cec98be65b6edbff2e51c [2094/2270] drm/amdgpu: fold CONFIG_DRM_AMD_DC_DCN3* into CONFIG_DRM_AMD_DC_DCN (v2) config: x86_64-randconfig-a005-20201028 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 50dfa19cc799ae7cddd39a95dbfce675a12672ad) 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 # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=5d7dd14d6bdc2d44f07cec98be65b6edbff2e51c 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 5d7dd14d6bdc2d44f07cec98be65b6edbff2e51c # 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 <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c:96:6: warning: no previous prototype for function 'vg_update_clocks' [-Wmissing-prototypes] void vg_update_clocks(struct clk_mgr *clk_mgr_base, ^ drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c:96:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void vg_update_clocks(struct clk_mgr *clk_mgr_base, ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c:375:6: warning: no previous prototype for function 'vg_get_clk_states' [-Wmissing-prototypes] void vg_get_clk_states(struct clk_mgr *clk_mgr_base, struct clk_states *s) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c:375:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void vg_get_clk_states(struct clk_mgr *clk_mgr_base, struct clk_states *s) ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c:393:6: warning: no previous prototype for function 'vg_init_clocks' [-Wmissing-prototypes] void vg_init_clocks(struct clk_mgr *clk_mgr) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c:393:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void vg_init_clocks(struct clk_mgr *clk_mgr) ^ static 3 warnings generated. -- >> drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/dcn301_smu.c:91:5: warning: no previous prototype for function 'dcn301_smu_send_msg_with_param' [-Wmissing-prototypes] int dcn301_smu_send_msg_with_param( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/dcn301_smu.c:91:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int dcn301_smu_send_msg_with_param( ^ static 1 warning generated. -- >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_init.c:140:6: warning: no previous prototype for function 'dcn301_hw_sequencer_construct' [-Wmissing-prototypes] void dcn301_hw_sequencer_construct(struct dc *dc) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_init.c:140:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void dcn301_hw_sequencer_construct(struct dc *dc) ^ static 1 warning generated. -- >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:447:2: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] stream_enc_regs(0), ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:443:2: note: expanded from macro 'stream_enc_regs' SE_DCN3_REG_LIST(id)\ ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_dio_stream_encoder.h:104:2: note: expanded from macro 'SE_DCN3_REG_LIST' SRI(DP_SEC_METADATA_TRANSMISSION, DP, id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:259:14: note: expanded from macro 'SRI' .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:223:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:447:2: note: previous initialization is here stream_enc_regs(0), ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:443:2: note: expanded from macro 'stream_enc_regs' SE_DCN3_REG_LIST(id)\ ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_dio_stream_encoder.h:99:2: note: expanded from macro 'SE_DCN3_REG_LIST' SRI(DP_SEC_METADATA_TRANSMISSION, DP, id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:259:14: note: expanded from macro 'SRI' .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:173:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:447:2: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] stream_enc_regs(0), ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:443:2: note: expanded from macro 'stream_enc_regs' SE_DCN3_REG_LIST(id)\ ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_dio_stream_encoder.h:105:2: note: expanded from macro 'SE_DCN3_REG_LIST' SRI(HDMI_METADATA_PACKET_CONTROL, DIG, id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:259:14: note: expanded from macro 'SRI' .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:233:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:447:2: note: previous initialization is here stream_enc_regs(0), ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:443:2: note: expanded from macro 'stream_enc_regs' SE_DCN3_REG_LIST(id)\ ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_dio_stream_encoder.h:100:2: note: expanded from macro 'SE_DCN3_REG_LIST' SRI(HDMI_METADATA_PACKET_CONTROL, DIG, id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:259:14: note: expanded from macro 'SRI' .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:183:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:447:2: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] stream_enc_regs(0), ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:443:2: note: expanded from macro 'stream_enc_regs' SE_DCN3_REG_LIST(id)\ ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_dio_stream_encoder.h:106:2: note: expanded from macro 'SE_DCN3_REG_LIST' SRI(DIG_FE_CNTL, DIG, id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:259:14: note: expanded from macro 'SRI' .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:243:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:447:2: note: previous initialization is here stream_enc_regs(0), ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:443:2: note: expanded from macro 'stream_enc_regs' SE_DCN3_REG_LIST(id)\ ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_dio_stream_encoder.h:50:2: note: expanded from macro 'SE_DCN3_REG_LIST' SRI(DIG_FE_CNTL, DIG, id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:259:14: note: expanded from macro 'SRI' .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:74:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:448:2: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] stream_enc_regs(1), ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:443:2: note: expanded from macro 'stream_enc_regs' SE_DCN3_REG_LIST(id)\ ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_dio_stream_encoder.h:104:2: note: expanded from macro 'SE_DCN3_REG_LIST' SRI(DP_SEC_METADATA_TRANSMISSION, DP, id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:259:14: note: expanded from macro 'SRI' .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:23:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:448:2: note: previous initialization is here stream_enc_regs(1), ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:443:2: note: expanded from macro 'stream_enc_regs' SE_DCN3_REG_LIST(id)\ ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_dio_stream_encoder.h:99:2: note: expanded from macro 'SE_DCN3_REG_LIST' SRI(DP_SEC_METADATA_TRANSMISSION, DP, id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:259:14: note: expanded from macro 'SRI' .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:253:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:448:2: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] stream_enc_regs(1), ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:443:2: note: expanded from macro 'stream_enc_regs' SE_DCN3_REG_LIST(id)\ ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_dio_stream_encoder.h:105:2: note: expanded from macro 'SE_DCN3_REG_LIST' SRI(HDMI_METADATA_PACKET_CONTROL, DIG, id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:259:14: note: expanded from macro 'SRI' .reg_name = BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) -- ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:255:15: note: expanded from macro 'SR' .reg_name = BASE(mm ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:91:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:704:3: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] HUBBUB_REG_LIST_DCN301(0) ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_hubbub.h:33:2: note: expanded from macro 'HUBBUB_REG_LIST_DCN301' HUBBUB_HVM_REG_LIST() ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn21/dcn21_hubbub.h:42:2: note: expanded from macro 'HUBBUB_HVM_REG_LIST' SR(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D),\ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:255:15: note: expanded from macro 'SR' .reg_name = BASE(mm ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:27:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:704:3: note: previous initialization is here HUBBUB_REG_LIST_DCN301(0) ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_hubbub.h:32:2: note: expanded from macro 'HUBBUB_REG_LIST_DCN301' HUBBUB_REG_LIST_DCN30(id), \ ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_hubbub.h:51:2: note: expanded from macro 'HUBBUB_REG_LIST_DCN30' SR(DCHUBBUB_ARB_REFCYC_PER_TRIP_TO_MEMORY_D) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:255:15: note: expanded from macro 'SR' .reg_name = BASE(mm ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:95:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:728:3: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] HWSEQ_DCN301_REG_LIST() ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:368:2: note: expanded from macro 'HWSEQ_DCN301_REG_LIST' SR(DCFCLK_CNTL), \ ^~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:255:15: note: expanded from macro 'SR' .reg_name = BASE(mm ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:252:19: note: expanded from macro 'BASE' #define BASE(seg) BASE_INNER(seg) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:52:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:728:3: note: previous initialization is here HWSEQ_DCN301_REG_LIST() ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_hwseq.h:367:2: note: expanded from macro 'HWSEQ_DCN301_REG_LIST' SR(DCFCLK_CNTL),\ ^~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:255:15: note: expanded from macro 'SR' .reg_name = BASE(mm ## reg_name ## _BASE_IDX) + \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:252:19: note: expanded from macro 'BASE' #define BASE(seg) BASE_INNER(seg) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:250:25: note: expanded from macro 'BASE_INNER' #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg ^ <scratch space>:48:1: note: expanded from here DCN_BASE__INST0_SEG2 ^ drivers/gpu/drm/amd/amdgpu/../include/vangogh_ip_offset.h:454:52: note: expanded from macro 'DCN_BASE__INST0_SEG2' #define DCN_BASE__INST0_SEG2 0x000034C0 ^ >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:853:6: warning: no previous prototype for function 'dcn301_dpp_destroy' [-Wmissing-prototypes] void dcn301_dpp_destroy(struct dpp **dpp) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:853:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void dcn301_dpp_destroy(struct dpp **dpp) ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:859:13: warning: no previous prototype for function 'dcn301_dpp_create' [-Wmissing-prototypes] struct dpp *dcn301_dpp_create( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:859:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct dpp *dcn301_dpp_create( ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:877:32: warning: no previous prototype for function 'dcn301_opp_create' [-Wmissing-prototypes] struct output_pixel_processor *dcn301_opp_create( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:877:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct output_pixel_processor *dcn301_opp_create( ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:893:17: warning: no previous prototype for function 'dcn301_aux_engine_create' [-Wmissing-prototypes] struct dce_aux *dcn301_aux_engine_create( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:893:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct dce_aux *dcn301_aux_engine_create( ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:929:20: warning: no previous prototype for function 'dcn301_i2c_hw_create' [-Wmissing-prototypes] struct dce_i2c_hw *dcn301_i2c_hw_create( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:929:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct dce_i2c_hw *dcn301_i2c_hw_create( ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:965:16: warning: no previous prototype for function 'dcn301_hubbub_create' [-Wmissing-prototypes] struct hubbub *dcn301_hubbub_create(struct dc_context *ctx) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:965:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct hubbub *dcn301_hubbub_create(struct dc_context *ctx) ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:996:26: warning: no previous prototype for function 'dcn301_timing_generator_create' [-Wmissing-prototypes] struct timing_generator *dcn301_timing_generator_create( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:996:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct timing_generator *dcn301_timing_generator_create( ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1030:22: warning: no previous prototype for function 'dcn301_link_encoder_create' [-Wmissing-prototypes] struct link_encoder *dcn301_link_encoder_create( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1030:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct link_encoder *dcn301_link_encoder_create( ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1051:20: warning: no previous prototype for function 'dcn301_panel_cntl_create' [-Wmissing-prototypes] struct panel_cntl *dcn301_panel_cntl_create(const struct panel_cntl_init_data *init_data) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1051:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct panel_cntl *dcn301_panel_cntl_create(const struct panel_cntl_init_data *init_data) ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1133:24: warning: no previous prototype for function 'dcn301_stream_encoder_create' [-Wmissing-prototypes] struct stream_encoder *dcn301_stream_encoder_create( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1133:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct stream_encoder *dcn301_stream_encoder_create( ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1165:19: warning: no previous prototype for function 'dcn301_hwseq_create' [-Wmissing-prototypes] struct dce_hwseq *dcn301_hwseq_create( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1165:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct dce_hwseq *dcn301_hwseq_create( ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1319:14: warning: no previous prototype for function 'dcn301_hubp_create' [-Wmissing-prototypes] struct hubp *dcn301_hubp_create( ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1319:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct hubp *dcn301_hubp_create( ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1338:6: warning: no previous prototype for function 'dcn301_dwbc_create' [-Wmissing-prototypes] bool dcn301_dwbc_create(struct dc_context *ctx, struct resource_pool *pool) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1338:1: note: declare 'static' if the function is not intended to be used outside of this translation unit bool dcn301_dwbc_create(struct dc_context *ctx, struct resource_pool *pool) ^ static >> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1363:6: warning: no previous prototype for function 'dcn301_mmhubbub_create' [-Wmissing-prototypes] bool dcn301_mmhubbub_create(struct dc_context *ctx, struct resource_pool *pool) ^ drivers/gpu/drm/amd/amdgpu/../display/dc/dcn301/dcn301_resource.c:1363:1: note: declare 'static' if the function is not intended to be used outside of this translation unit bool dcn301_mmhubbub_create(struct dc_context *ctx, struct resource_pool *pool) ^ static 80 warnings generated. .. vim +/vg_update_clocks +96 drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c 3a83e4e64bb1522 Roman Li 2020-09-29 95 3a83e4e64bb1522 Roman Li 2020-09-29 @96 void vg_update_clocks(struct clk_mgr *clk_mgr_base, 3a83e4e64bb1522 Roman Li 2020-09-29 97 struct dc_state *context, 3a83e4e64bb1522 Roman Li 2020-09-29 98 bool safe_to_lower) 3a83e4e64bb1522 Roman Li 2020-09-29 99 { 3a83e4e64bb1522 Roman Li 2020-09-29 100 struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); 3a83e4e64bb1522 Roman Li 2020-09-29 101 struct dc_clocks *new_clocks = &context->bw_ctx.bw.dcn.clk; 3a83e4e64bb1522 Roman Li 2020-09-29 102 struct dc *dc = clk_mgr_base->ctx->dc; 3a83e4e64bb1522 Roman Li 2020-09-29 103 int display_count; 3a83e4e64bb1522 Roman Li 2020-09-29 104 bool update_dppclk = false; 3a83e4e64bb1522 Roman Li 2020-09-29 105 bool update_dispclk = false; 3a83e4e64bb1522 Roman Li 2020-09-29 106 bool dpp_clock_lowered = false; 3a83e4e64bb1522 Roman Li 2020-09-29 107 3a83e4e64bb1522 Roman Li 2020-09-29 108 if (dc->work_arounds.skip_clock_update) 3a83e4e64bb1522 Roman Li 2020-09-29 109 return; 3a83e4e64bb1522 Roman Li 2020-09-29 110 3a83e4e64bb1522 Roman Li 2020-09-29 111 /* 3a83e4e64bb1522 Roman Li 2020-09-29 112 * if it is safe to lower, but we are already in the lower state, we don't have to do anything 3a83e4e64bb1522 Roman Li 2020-09-29 113 * also if safe to lower is false, we just go in the higher state 3a83e4e64bb1522 Roman Li 2020-09-29 114 */ 3a83e4e64bb1522 Roman Li 2020-09-29 115 if (safe_to_lower) { 3a83e4e64bb1522 Roman Li 2020-09-29 116 /* check that we're not already in lower */ 3a83e4e64bb1522 Roman Li 2020-09-29 117 if (clk_mgr_base->clks.pwr_state != DCN_PWR_STATE_LOW_POWER) { 3a83e4e64bb1522 Roman Li 2020-09-29 118 3a83e4e64bb1522 Roman Li 2020-09-29 119 display_count = vg_get_active_display_cnt_wa(dc, context); 3a83e4e64bb1522 Roman Li 2020-09-29 120 /* if we can go lower, go lower */ 3a83e4e64bb1522 Roman Li 2020-09-29 121 if (display_count == 0) { 3a83e4e64bb1522 Roman Li 2020-09-29 122 union display_idle_optimization_u idle_info = { 0 }; 3a83e4e64bb1522 Roman Li 2020-09-29 123 3a83e4e64bb1522 Roman Li 2020-09-29 124 idle_info.idle_info.df_request_disabled = 1; 3a83e4e64bb1522 Roman Li 2020-09-29 125 idle_info.idle_info.phy_ref_clk_off = 1; 3a83e4e64bb1522 Roman Li 2020-09-29 126 3a83e4e64bb1522 Roman Li 2020-09-29 127 dcn301_smu_set_display_idle_optimization(clk_mgr, idle_info.data); 3a83e4e64bb1522 Roman Li 2020-09-29 128 /* update power state */ 3a83e4e64bb1522 Roman Li 2020-09-29 129 clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_LOW_POWER; 3a83e4e64bb1522 Roman Li 2020-09-29 130 } 3a83e4e64bb1522 Roman Li 2020-09-29 131 } 3a83e4e64bb1522 Roman Li 2020-09-29 132 } else { 3a83e4e64bb1522 Roman Li 2020-09-29 133 /* check that we're not already in D0 */ 3a83e4e64bb1522 Roman Li 2020-09-29 134 if (clk_mgr_base->clks.pwr_state != DCN_PWR_STATE_MISSION_MODE) { 3a83e4e64bb1522 Roman Li 2020-09-29 135 union display_idle_optimization_u idle_info = { 0 }; 3a83e4e64bb1522 Roman Li 2020-09-29 136 3a83e4e64bb1522 Roman Li 2020-09-29 137 dcn301_smu_set_display_idle_optimization(clk_mgr, idle_info.data); 3a83e4e64bb1522 Roman Li 2020-09-29 138 /* update power state */ 3a83e4e64bb1522 Roman Li 2020-09-29 139 clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_MISSION_MODE; 3a83e4e64bb1522 Roman Li 2020-09-29 140 } 3a83e4e64bb1522 Roman Li 2020-09-29 141 } 3a83e4e64bb1522 Roman Li 2020-09-29 142 3a83e4e64bb1522 Roman Li 2020-09-29 143 if (should_set_clock(safe_to_lower, new_clocks->dcfclk_khz, clk_mgr_base->clks.dcfclk_khz)) { 3a83e4e64bb1522 Roman Li 2020-09-29 144 clk_mgr_base->clks.dcfclk_khz = new_clocks->dcfclk_khz; 3a83e4e64bb1522 Roman Li 2020-09-29 145 dcn301_smu_set_hard_min_dcfclk(clk_mgr, clk_mgr_base->clks.dcfclk_khz); 3a83e4e64bb1522 Roman Li 2020-09-29 146 } 3a83e4e64bb1522 Roman Li 2020-09-29 147 3a83e4e64bb1522 Roman Li 2020-09-29 148 if (should_set_clock(safe_to_lower, 3a83e4e64bb1522 Roman Li 2020-09-29 149 new_clocks->dcfclk_deep_sleep_khz, clk_mgr_base->clks.dcfclk_deep_sleep_khz)) { 3a83e4e64bb1522 Roman Li 2020-09-29 150 clk_mgr_base->clks.dcfclk_deep_sleep_khz = new_clocks->dcfclk_deep_sleep_khz; 3a83e4e64bb1522 Roman Li 2020-09-29 151 dcn301_smu_set_min_deep_sleep_dcfclk(clk_mgr, clk_mgr_base->clks.dcfclk_deep_sleep_khz); 3a83e4e64bb1522 Roman Li 2020-09-29 152 } 3a83e4e64bb1522 Roman Li 2020-09-29 153 3a83e4e64bb1522 Roman Li 2020-09-29 154 // workaround: Limit dppclk to 100Mhz to avoid lower eDP panel switch to plus 4K monitor underflow. 3a83e4e64bb1522 Roman Li 2020-09-29 155 if (!IS_DIAG_DC(dc->ctx->dce_environment)) { 3a83e4e64bb1522 Roman Li 2020-09-29 156 if (new_clocks->dppclk_khz < 100000) 3a83e4e64bb1522 Roman Li 2020-09-29 157 new_clocks->dppclk_khz = 100000; 3a83e4e64bb1522 Roman Li 2020-09-29 158 } 3a83e4e64bb1522 Roman Li 2020-09-29 159 3a83e4e64bb1522 Roman Li 2020-09-29 160 if (should_set_clock(safe_to_lower, new_clocks->dppclk_khz, clk_mgr->base.clks.dppclk_khz)) { 3a83e4e64bb1522 Roman Li 2020-09-29 161 if (clk_mgr->base.clks.dppclk_khz > new_clocks->dppclk_khz) 3a83e4e64bb1522 Roman Li 2020-09-29 162 dpp_clock_lowered = true; 3a83e4e64bb1522 Roman Li 2020-09-29 163 clk_mgr_base->clks.dppclk_khz = new_clocks->dppclk_khz; 3a83e4e64bb1522 Roman Li 2020-09-29 164 update_dppclk = true; 3a83e4e64bb1522 Roman Li 2020-09-29 165 } 3a83e4e64bb1522 Roman Li 2020-09-29 166 3a83e4e64bb1522 Roman Li 2020-09-29 167 if (should_set_clock(safe_to_lower, new_clocks->dispclk_khz, clk_mgr_base->clks.dispclk_khz)) { 3a83e4e64bb1522 Roman Li 2020-09-29 168 clk_mgr_base->clks.dispclk_khz = new_clocks->dispclk_khz; 3a83e4e64bb1522 Roman Li 2020-09-29 169 dcn301_smu_set_dispclk(clk_mgr, clk_mgr_base->clks.dispclk_khz); 3a83e4e64bb1522 Roman Li 2020-09-29 170 3a83e4e64bb1522 Roman Li 2020-09-29 171 update_dispclk = true; 3a83e4e64bb1522 Roman Li 2020-09-29 172 } 3a83e4e64bb1522 Roman Li 2020-09-29 173 3a83e4e64bb1522 Roman Li 2020-09-29 174 if (dpp_clock_lowered) { 3a83e4e64bb1522 Roman Li 2020-09-29 175 // increase per DPP DTO before lowering global dppclk 3a83e4e64bb1522 Roman Li 2020-09-29 176 dcn20_update_clocks_update_dpp_dto(clk_mgr, context, safe_to_lower); 3a83e4e64bb1522 Roman Li 2020-09-29 177 dcn301_smu_set_dppclk(clk_mgr, clk_mgr_base->clks.dppclk_khz); 3a83e4e64bb1522 Roman Li 2020-09-29 178 } else { 3a83e4e64bb1522 Roman Li 2020-09-29 179 // increase global DPPCLK before lowering per DPP DTO 3a83e4e64bb1522 Roman Li 2020-09-29 180 if (update_dppclk || update_dispclk) 3a83e4e64bb1522 Roman Li 2020-09-29 181 dcn301_smu_set_dppclk(clk_mgr, clk_mgr_base->clks.dppclk_khz); 3a83e4e64bb1522 Roman Li 2020-09-29 182 // always update dtos unless clock is lowered and not safe to lower 3a83e4e64bb1522 Roman Li 2020-09-29 183 if (new_clocks->dppclk_khz >= dc->current_state->bw_ctx.bw.dcn.clk.dppclk_khz) 3a83e4e64bb1522 Roman Li 2020-09-29 184 dcn20_update_clocks_update_dpp_dto(clk_mgr, context, safe_to_lower); 3a83e4e64bb1522 Roman Li 2020-09-29 185 } 3a83e4e64bb1522 Roman Li 2020-09-29 186 } 3a83e4e64bb1522 Roman Li 2020-09-29 187 :::::: The code at line 96 was first introduced by commit :::::: 3a83e4e64bb1522ddac67ffc787d1c38291e1a65 drm/amd/display: Add dcn3.01 support to DC (v2) :::::: TO: Roman Li <Roman.Li@xxxxxxx> :::::: CC: Alex Deucher <alexander.deucher@xxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
