[kbuild-all] [radeon-alex:amd-20.45 1587/2427] drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c:882:6: warning: no previous prototype for 'kgd_gfx_v10_set_address_watch'

tree: git://people.freedesktop.org/~agd5f/linux.git amd-20.45 head: a3950d94b046fb206e58fd3ec717f071c0203ba3 commit: abdc393ab8265df9db5d9d64eb33ed1c33e9d95c [1587/2427] drm/amdkfd: Add gfx10 address watch support config: powerpc-allyesconfig (attached as .config) compiler: powerpc64-linux-gcc (GCC) 9.3.0 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 radeon-alex git://people.freedesktop.org/~agd5f/linux.git git fetch --no-tags radeon-alex amd-20.45 git checkout abdc393ab8265df9db5d9d64eb33ed1c33e9d95c # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c:763:6: warning: no previous prototype for 'kgd_gfx_v10_enable_debug_trap' [-Wmissing-prototypes] 763 | void kgd_gfx_v10_enable_debug_trap(struct kgd_dev *kgd, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c:792:6: warning: no previous prototype for 'kgd_gfx_v10_disable_debug_trap' [-Wmissing-prototypes] 792 | void kgd_gfx_v10_disable_debug_trap(struct kgd_dev *kgd) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c:803:5: warning: no previous prototype for 'kgd_gfx_v10_set_wave_launch_trap_override' [-Wmissing-prototypes] 803 | int kgd_gfx_v10_set_wave_launch_trap_override(struct kgd_dev *kgd, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c:852:6: warning: no previous prototype for 'kgd_gfx_v10_set_wave_launch_mode' [-Wmissing-prototypes] 852 | void kgd_gfx_v10_set_wave_launch_mode(struct kgd_dev *kgd, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 882 | void kgd_gfx_v10_set_address_watch(struct kgd_dev *kgd, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 942 | void kgd_gfx_v10_clear_address_watch(struct kgd_dev *kgd, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c:967:6: warning: no previous prototype for 'kgd_gfx_v10_get_iq_wait_times' [-Wmissing-prototypes] 967 | void kgd_gfx_v10_get_iq_wait_times(struct kgd_dev *kgd, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c:976:6: warning: no previous prototype for 'kgd_gfx_v10_build_grace_period_packet_info' [-Wmissing-prototypes] 976 | void kgd_gfx_v10_build_grace_period_packet_info(struct kgd_dev *kgd, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/display/dc/dc_types.h:33, from drivers/gpu/drm/amd/display/dc/dm_services_types.h:30, from drivers/gpu/drm/amd/include/dm_pp_interface.h:26, from drivers/gpu/drm/amd/amdgpu/amdgpu.h:64, from drivers/gpu/drm/amd/backport/include/kcl/kcl_amdgpu.h:6, from drivers/gpu/drm/amd/backport/backport.h:18, from <command-line>: drivers/gpu/drm/amd/display/include/fixed31_32.h:76:32: warning: 'dc_fixpt_ln2_div_2' defined but not used [-Wunused-const-variable=] 76 | static const struct fixed31_32 dc_fixpt_ln2_div_2 = { 1488522236LL }; | ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/display/include/fixed31_32.h:75:32: warning: 'dc_fixpt_ln2' defined but not used [-Wunused-const-variable=] 75 | static const struct fixed31_32 dc_fixpt_ln2 = { 2977044471LL }; | ^~~~~~~~~~~~ drivers/gpu/drm/amd/display/include/fixed31_32.h:74:32: warning: 'dc_fixpt_e' defined but not used [-Wunused-const-variable=] 74 | static const struct fixed31_32 dc_fixpt_e = { 11674931555LL }; | ^~~~~~~~~~ drivers/gpu/drm/amd/display/include/fixed31_32.h:73:32: warning: 'dc_fixpt_two_pi' defined but not used [-Wunused-const-variable=] 73 | static const struct fixed31_32 dc_fixpt_two_pi = { 26986075409LL }; | ^~~~~~~~~~~~~~~ drivers/gpu/drm/amd/display/include/fixed31_32.h:72:32: warning: 'dc_fixpt_pi' defined but not used [-Wunused-const-variable=] 72 | static const struct fixed31_32 dc_fixpt_pi = { 13493037705LL }; | ^~~~~~~~~~~ drivers/gpu/drm/amd/display/include/fixed31_32.h:67:32: warning: 'dc_fixpt_zero' defined but not used [-Wunused-const-variable=] 67 | static const struct fixed31_32 dc_fixpt_zero = { 0 }; | ^~~~~~~~~~~~~ vim +/kgd_gfx_v10_set_address_watch +882 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c 881 883 uint64_t watch_address, 884 uint32_t watch_address_mask, 885 uint32_t watch_id, 886 uint32_t watch_mode, 887 uint32_t debug_vmid) 888 { 889 struct amdgpu_device *adev = get_amdgpu_device(kgd); 890 uint32_t watch_address_high; 891 uint32_t watch_address_low; 892 uint32_t watch_address_cntl; 893 894 watch_address_cntl = 0; 895 896 watch_address_low = lower_32_bits(watch_address); 897 watch_address_high = upper_32_bits(watch_address) & 0xffff; 898 899 watch_address_cntl = REG_SET_FIELD(watch_address_cntl, 900 TCP_WATCH0_CNTL, 901 VMID, 902 debug_vmid); 903 watch_address_cntl = REG_SET_FIELD(watch_address_cntl, 904 TCP_WATCH0_CNTL, 905 MODE, 906 watch_mode); 907 watch_address_cntl = REG_SET_FIELD(watch_address_cntl, 908 TCP_WATCH0_CNTL, 909 MASK, 910 watch_address_mask >> 6); 911 912 /* Turning off this watch point until we set all the registers */ 913 watch_address_cntl = REG_SET_FIELD(watch_address_cntl, 914 TCP_WATCH0_CNTL, 915 VALID, 916 0); 917 918 WREG32((SOC15_REG_OFFSET(GC, 0, mmTCP_WATCH0_CNTL) + 919 (watch_id * TCP_WATCH_STRIDE)), 920 watch_address_cntl); 921 922 WREG32((SOC15_REG_OFFSET(GC, 0, mmTCP_WATCH0_ADDR_H) + 923 (watch_id * TCP_WATCH_STRIDE)), 924 watch_address_high); 925 926 WREG32((SOC15_REG_OFFSET(GC, 0, mmTCP_WATCH0_ADDR_L) + 927 (watch_id * TCP_WATCH_STRIDE)), 928 watch_address_low); 929 930 /* Enable the watch point */ 931 watch_address_cntl = REG_SET_FIELD(watch_address_cntl, 932 TCP_WATCH0_CNTL, 933 VALID, 934 1); 935 936 WREG32((SOC15_REG_OFFSET(GC, 0, mmTCP_WATCH0_CNTL) + 937 (watch_id * TCP_WATCH_STRIDE)), 938 watch_address_cntl); 939 940 } 941 943 uint32_t watch_id) 944 { 945 struct amdgpu_device *adev = get_amdgpu_device(kgd); 946 947 uint32_t watch_address_cntl; 948 949 watch_address_cntl = 0; 950 951 WREG32((SOC15_REG_OFFSET(GC, 0, mmTCP_WATCH0_CNTL) + 952 (watch_id * TCP_WATCH_STRIDE)), 953 watch_address_cntl); 954 } 955 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org