tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: c122052c3cb861b3e61a01d2c2ab9069e470663e commit: 88724b78a84c85350c21ac8d4432f2cf5a77a10a [7642/8462] soc/tegra: fuse: Use resource-managed helpers config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20211218/202112181724.3i1cWCNa-lk...) compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi... git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 88724b78a84c85350c21ac8d4432f2cf5a77a10a # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash drivers/soc/tegra/fuse/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) drivers/soc/tegra/fuse/fuse-tegra.c:188:20: sparse: expected void [noderef] __iomem *base drivers/soc/tegra/fuse/fuse-tegra.c:188:20: sparse: got void *base drivers/soc/tegra/fuse/fuse-tegra.c:198:63: sparse: expected void *data drivers/soc/tegra/fuse/fuse-tegra.c:198:63: sparse: got void [noderef] __iomem *base vim +188 drivers/soc/tegra/fuse/fuse-tegra.c 184 185 static void tegra_fuse_restore(void *base) 186 { 187 fuse->clk = NULL; 189 } 190 191 static int tegra_fuse_probe(struct platform_device *pdev) 192 { 193 void __iomem *base = fuse->base; 194 struct nvmem_config nvmem; 195 struct resource *res; 196 int err; 197 199 if (err) 200 return err; 201 202 /* take over the memory region from the early initialization */ 203 res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 204 fuse->phys = res->start; 205 fuse->base = devm_ioremap_resource(&pdev->dev, res); 206 if (IS_ERR(fuse->base)) { 207 err = PTR_ERR(fuse->base); 208 return err; 209 } 210 211 fuse->clk = devm_clk_get(&pdev->dev, "fuse"); 212 if (IS_ERR(fuse->clk)) { 213 if (PTR_ERR(fuse->clk) != -EPROBE_DEFER) 214 dev_err(&pdev->dev, "failed to get FUSE clock: %ld", 215 PTR_ERR(fuse->clk)); 216 217 return PTR_ERR(fuse->clk); 218 } 219 220 platform_set_drvdata(pdev, fuse); 221 fuse->dev = &pdev->dev; 222 223 err = devm_pm_runtime_enable(&pdev->dev); 224 if (err) 225 return err; 226 227 if (fuse->soc->probe) { 228 err = fuse->soc->probe(fuse); 229 if (err < 0) 230 return err; 231 } 232 233 memset(&nvmem, 0, sizeof(nvmem)); 234 nvmem.dev = &pdev->dev; 235 nvmem.name = "fuse"; 236 nvmem.id = -1; 237 nvmem.owner = THIS_MODULE; 238 nvmem.cells = tegra_fuse_cells; 239 nvmem.ncells = ARRAY_SIZE(tegra_fuse_cells); 240 nvmem.type = NVMEM_TYPE_OTP; 241 nvmem.read_only = true; 242 nvmem.root_only = true; 243 nvmem.reg_read = tegra_fuse_read; 244 nvmem.size = fuse->soc->info->size; 245 nvmem.word_size = 4; 246 nvmem.stride = 4; 247 nvmem.priv = fuse; 248 249 fuse->nvmem = devm_nvmem_register(&pdev->dev, &nvmem); 250 if (IS_ERR(fuse->nvmem)) { 251 err = PTR_ERR(fuse->nvmem); 252 dev_err(&pdev->dev, "failed to register NVMEM device: %d\n", 253 err); 254 return err; 255 } 256 257 fuse->rst = devm_reset_control_get_optional(&pdev->dev, "fuse"); 258 if (IS_ERR(fuse->rst)) { 259 err = PTR_ERR(fuse->rst); 260 dev_err(&pdev->dev, "failed to get FUSE reset: %pe\n", 261 fuse->rst); 262 return err; 263 } 264 265 /* 266 * FUSE clock is enabled at a boot time, hence this resume/suspend 267 * disables the clock besides the h/w resetting. 268 */ 269 err = pm_runtime_resume_and_get(&pdev->dev); 270 if (err) 271 return err; 272 273 err = reset_control_reset(fuse->rst); 274 pm_runtime_put(&pdev->dev); 275 276 if (err < 0) { 277 dev_err(&pdev->dev, "failed to reset FUSE: %d\n", err); 278 return err; 279 } 280 281 /* release the early I/O memory mapping */ 282 iounmap(base); 283 284 return 0; 285 } 286 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org