Hi Lorenzo, kernel test robot noticed the following build warnings: [auto build test WARNING on 135c3c86a7cef4ba3d368da15b16c275b74582d3] url: https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Bianconi/net-airoha-Move-airoha_eth-driver-in-a-dedicated-folder/20250206-022555 base: 135c3c86a7cef4ba3d368da15b16c275b74582d3 patch link: https://lore.kernel.org/r/20250205-airoha-en7581-flowtable-offload-v1-10-d362cfa97b01%40kernel.org patch subject: [PATCH net-next 10/13] net: airoha: Introduce PPE initialization via NPU config: hexagon-allyesconfig (https://download.01.org/0day-ci/archive/20250207/202502070935.LuHfHz3M-lkp@xxxxxxxxx/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250207/202502070935.LuHfHz3M-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/202502070935.LuHfHz3M-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/net/ethernet/airoha/airoha_npu.c:201:30: warning: format specifies type 'long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat] 200 | dev_err(dev, "%s: fw size too overlimit (%ld)\n", | ~~~ | %zu 201 | NPU_EN7581_FIRMWARE_RV32, fw->size); | ^~~~~~~~ include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err' 154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__) | ~~~ ^~~~~~~~~~~ include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ~~~ ^~~~~~~~~~~ drivers/net/ethernet/airoha/airoha_npu.c:221:30: warning: format specifies type 'long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat] 220 | dev_err(dev, "%s: fw size too overlimit (%ld)\n", | ~~~ | %zu 221 | NPU_EN7581_FIRMWARE_DATA, fw->size); | ^~~~~~~~ include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err' 154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__) | ~~~ ^~~~~~~~~~~ include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ~~~ ^~~~~~~~~~~ 2 warnings generated. vim +201 drivers/net/ethernet/airoha/airoha_npu.c 187 188 static int airoha_npu_run_firmware(struct airoha_npu *npu, struct reserved_mem *rmem) 189 { 190 struct device *dev = &npu->pdev->dev; 191 const struct firmware *fw; 192 void __iomem *addr; 193 int ret; 194 195 ret = request_firmware(&fw, NPU_EN7581_FIRMWARE_RV32, dev); 196 if (ret) 197 return ret; 198 199 if (fw->size > NPU_EN7581_FIRMWARE_RV32_MAX_SIZE) { 200 dev_err(dev, "%s: fw size too overlimit (%ld)\n", > 201 NPU_EN7581_FIRMWARE_RV32, fw->size); 202 ret = -E2BIG; 203 goto out; 204 } 205 206 addr = devm_ioremap(dev, rmem->base, rmem->size); 207 if (!addr) { 208 ret = -ENOMEM; 209 goto out; 210 } 211 212 memcpy_toio(addr, fw->data, fw->size); 213 release_firmware(fw); 214 215 ret = request_firmware(&fw, NPU_EN7581_FIRMWARE_DATA, dev); 216 if (ret) 217 return ret; 218 219 if (fw->size > NPU_EN7581_FIRMWARE_DATA_MAX_SIZE) { 220 dev_err(dev, "%s: fw size too overlimit (%ld)\n", 221 NPU_EN7581_FIRMWARE_DATA, fw->size); 222 ret = -E2BIG; 223 goto out; 224 } 225 226 memcpy_toio(npu->base + REG_NPU_LOCAL_SRAM, fw->data, fw->size); 227 out: 228 release_firmware(fw); 229 230 return ret; 231 } 232 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki