[kbuild-all] [ogabbay:habanalabs-next 17/62] drivers/misc/habanalabs/goya/goya.c:5308:6: warning: no previous prototype for 'goya_reset_sob_group'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git habanalabs-next head: f3fad4c1da9034b716430407921cbd316d8c76dd commit: ec844d6e67fa02ffcff72a9af31ef56472ad6414 [17/62] habanalabs: sync stream collective infrastructure config: s390-allyesconfig (attached as .config) compiler: s390-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 # https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git/commit/... git remote add ogabbay https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git git fetch --no-tags ogabbay habanalabs-next git checkout ec844d6e67fa02ffcff72a9af31ef56472ad6414 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 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 >>): 5308 | void goya_reset_sob_group(struct hl_device *hdev, u16 sob_group) | ^~~~~~~~~~~~~~~~~~~~ 5334 | void goya_collective_wait_init_cs(struct hl_cs *cs) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ 5339 | int goya_collective_wait_create_jobs(struct hl_device *hdev, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/goya_reset_sob_group +5308 drivers/misc/habanalabs/goya/goya.c 5307 5309 { 5310 5311 } 5312 5313 static void goya_set_dma_mask_from_fw(struct hl_device *hdev) 5314 { 5315 if (RREG32(mmPSOC_GLOBAL_CONF_NON_RST_FLOPS_0) == 5316 HL_POWER9_HOST_MAGIC) { 5317 dev_dbg(hdev->dev, "Working in 64-bit DMA mode\n"); 5318 hdev->power9_64bit_dma_enable = 1; 5319 hdev->dma_mask = 64; 5320 } else { 5321 dev_dbg(hdev->dev, "Working in 48-bit DMA mode\n"); 5322 hdev->power9_64bit_dma_enable = 0; 5323 hdev->dma_mask = 48; 5324 } 5325 } 5326 5327 u64 goya_get_device_time(struct hl_device *hdev) 5328 { 5329 u64 device_time = ((u64) RREG32(mmPSOC_TIMESTAMP_CNTCVU)) << 32; 5330 5331 return device_time | RREG32(mmPSOC_TIMESTAMP_CNTCVL); 5332 } 5333 5335 { 5336 5337 } 5338 5340 struct hl_ctx *ctx, struct hl_cs *cs, u32 wait_queue_id, 5341 u32 collective_engine_id) 5342 { 5343 return -EINVAL; 5344 } 5345 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org