tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 47d9bb711707d15b19fad18c8e2b4b027a264a3a commit: d124aa0ac96358042ba34df091a3bfa6e77fcf6f [6682/11453] drm/amdgpu: get absolute offset from doorbell index config: i386-randconfig-i016-20230821 (https://download.01.org/0day-ci/archive/20230822/202308220614.h0EIBlon-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce: (https://download.01.org/0day-ci/archive/20230822/202308220614.h0EIBlon-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202308220614.h0EIBlon-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c:123: warning: Function parameter or member 'doorbell_index' not described in 'amdgpu_doorbell_index_on_bar' >> drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c:123: warning: Excess function parameter 'db_index' description in 'amdgpu_doorbell_index_on_bar' vim +123 drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c 110 111 /** 112 * amdgpu_doorbell_index_on_bar - Find doorbell's absolute offset in BAR 113 * 114 * @adev: amdgpu_device pointer 115 * @db_bo: doorbell object's bo 116 * @db_index: doorbell relative index in this doorbell object 117 * 118 * returns doorbell's absolute index in BAR 119 */ 120 uint32_t amdgpu_doorbell_index_on_bar(struct amdgpu_device *adev, 121 struct amdgpu_bo *db_bo, 122 uint32_t doorbell_index) > 123 { 124 int db_bo_offset; 125 126 db_bo_offset = amdgpu_bo_gpu_offset_no_check(db_bo); 127 128 /* doorbell index is 32 bit but doorbell's size is 64-bit, so *2 */ 129 return db_bo_offset / sizeof(u32) + doorbell_index * 2; 130 } 131 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
