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charset=us-ascii Content-Disposition: inline tree: https://android.googlesource.com/kernel/common android14-5.15 head: 65eb5a4a2e961a9252cefa9936c221b340ba0370 commit: 595b051c83a1374b1d53ab44de1c27ac60b95979 [1/1] drm/amd/display: Change the DMCUB mailbox memory location from FB to inbox config: i386-randconfig-061-20251212 (https://download.01.org/0day-ci/archive/20251214/202512141013.VJGKROW3-lkp@intel.com/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/20251214/202512141013.VJGKROW3-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202512141013.VJGKROW3-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_srv.c:416:77: sparse: sparse: Using plain integer as NULL pointer vim +416 drivers/gpu/drm/amd/amdgpu/../display/dmub/src/dmub_srv.c 389 390 enum dmub_status dmub_srv_calc_mem_info(struct dmub_srv *dmub, 391 const struct dmub_srv_memory_params *params, 392 struct dmub_srv_fb_info *out) 393 { 394 uint8_t *cpu_base; 395 uint64_t gpu_base; 396 uint32_t i; 397 398 if (!dmub->sw_init) 399 return DMUB_STATUS_INVALID; 400 401 memset(out, 0, sizeof(*out)); 402 403 if (params->region_info->num_regions != DMUB_NUM_WINDOWS) 404 return DMUB_STATUS_INVALID; 405 406 cpu_base = (uint8_t *)params->cpu_fb_addr; 407 gpu_base = params->gpu_fb_addr; 408 409 for (i = 0; i < DMUB_NUM_WINDOWS; ++i) { 410 const struct dmub_region *reg = 411 ¶ms->region_info->regions[i]; 412 413 out->fb[i].cpu_addr = cpu_base + reg->base; 414 out->fb[i].gpu_addr = gpu_base + reg->base; 415 > 416 if (i == DMUB_WINDOW_4_MAILBOX && params->cpu_inbox_addr != 0) { 417 out->fb[i].cpu_addr = (uint8_t *)params->cpu_inbox_addr + reg->base; 418 out->fb[i].gpu_addr = params->gpu_inbox_addr + reg->base; 419 } 420 421 out->fb[i].size = reg->top - reg->base; 422 } 423 424 out->num_fb = DMUB_NUM_WINDOWS; 425 426 return DMUB_STATUS_OK; 427 } 428 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki