Hi Philipp, kernel test robot noticed the following build errors: [auto build test ERROR on v6.7] [also build test ERROR on linus/master next-20240109] [cannot apply to drm-misc/drm-misc-next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Philipp-Stanner/drm-dcss-request-memory-region/20240109-182239 base: v6.7 patch link: https://lore.kernel.org/r/20240109102032.16165-2-pstanner%40redhat.com patch subject: [PATCH v2 1/2] drm/dcss: request memory region config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20240110/202401101201.yVs3iqFU-lkp@xxxxxxxxx/config) compiler: clang version 18.0.0git (https://github.com/llvm/llvm-project 7e186d366d6c7def0543acc255931f617e76dff0) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240110/202401101201.yVs3iqFU-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/202401101201.yVs3iqFU-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/gpu/drm/imx/dcss/dcss-dev.c:188:31: error: passing 'struct device' to parameter of incompatible type 'struct device *'; take the address with & 188 | if (!devm_request_mem_region(pdev->dev, res->start, res_len, "dcss")) { | ^~~~~~~~~ | & include/linux/ioport.h:306:24: note: expanded from macro 'devm_request_mem_region' 306 | __devm_request_region(dev, &iomem_resource, (start), (n), (name)) | ^~~ include/linux/ioport.h:308:63: note: passing argument to parameter 'dev' here 308 | extern struct resource * __devm_request_region(struct device *dev, | ^ 1 error generated. vim +188 drivers/gpu/drm/imx/dcss/dcss-dev.c 165 166 struct dcss_dev *dcss_dev_create(struct device *dev, bool hdmi_output) 167 { 168 struct platform_device *pdev = to_platform_device(dev); 169 int ret; 170 struct resource *res; 171 struct dcss_dev *dcss; 172 const struct dcss_type_data *devtype; 173 resource_size_t res_len; 174 175 devtype = of_device_get_match_data(dev); 176 if (!devtype) { 177 dev_err(dev, "no device match found\n"); 178 return ERR_PTR(-ENODEV); 179 } 180 181 res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 182 if (!res) { 183 dev_err(dev, "cannot get memory resource\n"); 184 return ERR_PTR(-EINVAL); 185 } 186 187 res_len = res->end - res->start; > 188 if (!devm_request_mem_region(pdev->dev, res->start, res_len, "dcss")) { 189 dev_err(dev, "cannot request memory region\n"); 190 return ERR_PTR(-EBUSY); 191 } 192 193 dcss = kzalloc(sizeof(*dcss), GFP_KERNEL); 194 if (!dcss) 195 return ERR_PTR(-ENOMEM); 196 197 dcss->dev = dev; 198 dcss->devtype = devtype; 199 dcss->hdmi_output = hdmi_output; 200 201 ret = dcss_clks_init(dcss); 202 if (ret) { 203 dev_err(dev, "clocks initialization failed\n"); 204 goto err; 205 } 206 207 dcss->of_port = of_graph_get_port_by_id(dev->of_node, 0); 208 if (!dcss->of_port) { 209 dev_err(dev, "no port@0 node in %pOF\n", dev->of_node); 210 ret = -ENODEV; 211 goto clks_err; 212 } 213 214 dcss->start_addr = res->start; 215 216 ret = dcss_submodules_init(dcss); 217 if (ret) { 218 of_node_put(dcss->of_port); 219 dev_err(dev, "submodules initialization failed\n"); 220 goto clks_err; 221 } 222 223 init_completion(&dcss->disable_completion); 224 225 pm_runtime_set_autosuspend_delay(dev, 100); 226 pm_runtime_use_autosuspend(dev); 227 pm_runtime_set_suspended(dev); 228 pm_runtime_allow(dev); 229 pm_runtime_enable(dev); 230 231 return dcss; 232 233 clks_err: 234 dcss_clks_release(dcss); 235 236 err: 237 kfree(dcss); 238 239 return ERR_PTR(ret); 240 } 241 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki