Hi Ping-chung, Thank you for the patch! Yet something to improve: [auto build test ERROR on linuxtv-media/master] [also build test ERROR on v4.18-rc4 next-20180709] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Ping-chung-Chen/media-imx208-Add-imx208-camera-sensor-driver/20180710-153546 base: git://linuxtv.org/media_tree.git master config: x86_64-allmodconfig (attached as .config) compiler: gcc-7 (Debian 7.3.0-16) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers/media/i2c/imx208.c:881:26: sparse: no member 'type' in struct media_entity drivers/media/i2c/imx208.c:885:15: sparse: undefined identifier 'media_entity_init' drivers/media/i2c/imx208.c:881:26: sparse: generating address of non-lvalue (8) drivers/media/i2c/imx208.c:885:32: sparse: call with no type! drivers/media/i2c/imx208.c: In function 'imx208_probe': >> drivers/media/i2c/imx208.c:881:20: error: 'struct media_entity' has no member named 'type'; did you mean 'pipe'? imx208->sd.entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; ^~~~ pipe >> drivers/media/i2c/imx208.c:881:27: error: 'MEDIA_ENT_T_V4L2_SUBDEV_SENSOR' undeclared (first use in this function); did you mean 'MEDIA_ENT_F_V4L2_SUBDEV_UNKNOWN'? imx208->sd.entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ MEDIA_ENT_F_V4L2_SUBDEV_UNKNOWN drivers/media/i2c/imx208.c:881:27: note: each undeclared identifier is reported only once for each function it appears in >> drivers/media/i2c/imx208.c:885:8: error: implicit declaration of function 'media_entity_init'; did you mean 'media_entity_put'? [-Werror=implicit-function-declaration] ret = media_entity_init(&imx208->sd.entity, 1, &imx208->pad, 0); ^~~~~~~~~~~~~~~~~ media_entity_put cc1: some warnings being treated as errors sparse warnings: (new ones prefixed by >>) drivers/media/i2c/imx208.c:881:26: sparse: no member 'type' in struct media_entity drivers/media/i2c/imx208.c:885:15: sparse: undefined identifier 'media_entity_init' >> drivers/media/i2c/imx208.c:881:26: sparse: generating address of non-lvalue (8) >> drivers/media/i2c/imx208.c:885:32: sparse: call with no type! drivers/media/i2c/imx208.c: In function 'imx208_probe': drivers/media/i2c/imx208.c:881:20: error: 'struct media_entity' has no member named 'type'; did you mean 'pipe'? imx208->sd.entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; ^~~~ pipe drivers/media/i2c/imx208.c:881:27: error: 'MEDIA_ENT_T_V4L2_SUBDEV_SENSOR' undeclared (first use in this function); did you mean 'MEDIA_ENT_F_V4L2_SUBDEV_UNKNOWN'? imx208->sd.entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ MEDIA_ENT_F_V4L2_SUBDEV_UNKNOWN drivers/media/i2c/imx208.c:881:27: note: each undeclared identifier is reported only once for each function it appears in drivers/media/i2c/imx208.c:885:8: error: implicit declaration of function 'media_entity_init'; did you mean 'media_entity_put'? [-Werror=implicit-function-declaration] ret = media_entity_init(&imx208->sd.entity, 1, &imx208->pad, 0); ^~~~~~~~~~~~~~~~~ media_entity_put cc1: some warnings being treated as errors vim +881 drivers/media/i2c/imx208.c 848 849 static int imx208_probe(struct i2c_client *client) 850 { 851 struct imx208 *imx208; 852 int ret; 853 u32 val = 0; 854 855 device_property_read_u32(&client->dev, "clock-frequency", &val); 856 if (val != 19200000) 857 return -EINVAL; 858 859 imx208 = devm_kzalloc(&client->dev, sizeof(*imx208), GFP_KERNEL); 860 if (!imx208) 861 return -ENOMEM; 862 863 /* Initialize subdev */ 864 v4l2_i2c_subdev_init(&imx208->sd, client, &imx208_subdev_ops); 865 866 /* Check module identity */ 867 ret = imx208_identify_module(imx208); 868 if (ret) 869 return ret; 870 871 /* Set default mode to max resolution */ 872 imx208->cur_mode = &supported_modes[0]; 873 874 ret = imx208_init_controls(imx208); 875 if (ret) 876 return ret; 877 878 /* Initialize subdev */ 879 imx208->sd.internal_ops = &imx208_internal_ops; 880 imx208->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; > 881 imx208->sd.entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; 882 883 /* Initialize source pad */ 884 imx208->pad.flags = MEDIA_PAD_FL_SOURCE; > 885 ret = media_entity_init(&imx208->sd.entity, 1, &imx208->pad, 0); 886 if (ret) { 887 dev_err(&client->dev, "%s failed:%d\n", __func__, ret); 888 goto error_handler_free; 889 } 890 891 ret = v4l2_async_register_subdev_sensor_common(&imx208->sd); 892 if (ret < 0) 893 goto error_media_entity; 894 895 pm_runtime_set_active(&client->dev); 896 pm_runtime_enable(&client->dev); 897 pm_runtime_idle(&client->dev); 898 899 return 0; 900 901 error_media_entity: 902 media_entity_cleanup(&imx208->sd.entity); 903 904 error_handler_free: 905 imx208_free_controls(imx208); 906 907 return ret; 908 } 909 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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