Hi Martin, I love your patch! Perhaps something to improve: [auto build test WARNING on media-tree/master] [also build test WARNING on v5.16-rc1 next-20211118] [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] url: https://github.com/0day-ci/linux/commits/Martin-Kepplinger/media-imx-imx7-media-csi-add-support-for-imx8mq/20211118-143635 base: git://linuxtv.org/media_tree.git master config: arm64-randconfig-r003-20211118 (attached as .config) 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 # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://github.com/0day-ci/linux/commit/053ee9aefb4758625038e03df68bb468abf0cd4a git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Martin-Kepplinger/media-imx-imx7-media-csi-add-support-for-imx8mq/20211118-143635 git checkout 053ee9aefb4758625038e03df68bb468abf0cd4a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/staging/media/imx/imx7-media-csi.c:1183:15: warning: cast to smaller integer type 'enum imx_csi_model' from 'const void *' [-Wvoid-pointer-to-enum-cast] csi->model = (enum imx_csi_model)of_device_get_match_data(&pdev->dev); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. vim +1183 drivers/staging/media/imx/imx7-media-csi.c 1153 1154 static int imx7_csi_probe(struct platform_device *pdev) 1155 { 1156 struct device *dev = &pdev->dev; 1157 struct device_node *node = dev->of_node; 1158 struct imx_media_dev *imxmd; 1159 struct imx7_csi *csi; 1160 int i, ret; 1161 1162 csi = devm_kzalloc(&pdev->dev, sizeof(*csi), GFP_KERNEL); 1163 if (!csi) 1164 return -ENOMEM; 1165 1166 csi->dev = dev; 1167 1168 csi->mclk = devm_clk_get(&pdev->dev, "mclk"); 1169 if (IS_ERR(csi->mclk)) { 1170 ret = PTR_ERR(csi->mclk); 1171 dev_err(dev, "Failed to get mclk: %d", ret); 1172 return ret; 1173 } 1174 1175 csi->irq = platform_get_irq(pdev, 0); 1176 if (csi->irq < 0) 1177 return csi->irq; 1178 1179 csi->regbase = devm_platform_ioremap_resource(pdev, 0); 1180 if (IS_ERR(csi->regbase)) 1181 return PTR_ERR(csi->regbase); 1182 > 1183 csi->model = (enum imx_csi_model)of_device_get_match_data(&pdev->dev); 1184 1185 spin_lock_init(&csi->irqlock); 1186 mutex_init(&csi->lock); 1187 1188 /* install interrupt handler */ 1189 ret = devm_request_irq(dev, csi->irq, imx7_csi_irq_handler, 0, "csi", 1190 (void *)csi); 1191 if (ret < 0) { 1192 dev_err(dev, "Request CSI IRQ failed.\n"); 1193 goto destroy_mutex; 1194 } 1195 1196 /* add media device */ 1197 imxmd = imx_media_dev_init(dev, NULL); 1198 if (IS_ERR(imxmd)) { 1199 ret = PTR_ERR(imxmd); 1200 goto destroy_mutex; 1201 } 1202 platform_set_drvdata(pdev, &csi->sd); 1203 1204 ret = imx_media_of_add_csi(imxmd, node); 1205 if (ret < 0 && ret != -ENODEV && ret != -EEXIST) 1206 goto cleanup; 1207 1208 ret = imx_media_dev_notifier_register(imxmd, NULL); 1209 if (ret < 0) 1210 goto cleanup; 1211 1212 csi->imxmd = imxmd; 1213 v4l2_subdev_init(&csi->sd, &imx7_csi_subdev_ops); 1214 v4l2_set_subdevdata(&csi->sd, csi); 1215 csi->sd.internal_ops = &imx7_csi_internal_ops; 1216 csi->sd.entity.ops = &imx7_csi_entity_ops; 1217 csi->sd.entity.function = MEDIA_ENT_F_VID_IF_BRIDGE; 1218 csi->sd.dev = &pdev->dev; 1219 csi->sd.owner = THIS_MODULE; 1220 csi->sd.flags = V4L2_SUBDEV_FL_HAS_DEVNODE; 1221 csi->sd.grp_id = IMX_MEDIA_GRP_ID_CSI; 1222 snprintf(csi->sd.name, sizeof(csi->sd.name), "csi"); 1223 1224 for (i = 0; i < IMX7_CSI_PADS_NUM; i++) 1225 csi->pad[i].flags = (i == IMX7_CSI_PAD_SINK) ? 1226 MEDIA_PAD_FL_SINK : MEDIA_PAD_FL_SOURCE; 1227 1228 ret = media_entity_pads_init(&csi->sd.entity, IMX7_CSI_PADS_NUM, 1229 csi->pad); 1230 if (ret < 0) 1231 goto cleanup; 1232 1233 ret = imx7_csi_async_register(csi); 1234 if (ret) 1235 goto subdev_notifier_cleanup; 1236 1237 return 0; 1238 1239 subdev_notifier_cleanup: 1240 v4l2_async_nf_unregister(&csi->notifier); 1241 v4l2_async_nf_cleanup(&csi->notifier); 1242 1243 cleanup: 1244 v4l2_async_nf_unregister(&imxmd->notifier); 1245 v4l2_async_nf_cleanup(&imxmd->notifier); 1246 v4l2_device_unregister(&imxmd->v4l2_dev); 1247 media_device_unregister(&imxmd->md); 1248 media_device_cleanup(&imxmd->md); 1249 1250 destroy_mutex: 1251 mutex_destroy(&csi->lock); 1252 1253 return ret; 1254 } 1255 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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