tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.4 head: 396a3bd4c4f1c21fe4ee56146a2c97da7887b99c commit: 0b22113dab8defd916f1cd9b5f006c850b9017b6 [22/23] FROMLIST: BACKPORT: media: imx208: Add imx208 camera sensor driver config: ia64-randconfig-r024-20210617 (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 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 git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git fetch --no-tags chrome-os chromeos-5.4 git checkout 0b22113dab8defd916f1cd9b5f006c850b9017b6 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): drivers/media/i2c/imx208.c: In function 'imx208_init_controls': 866 | s64 exposure_max; | ^~~~~~~~~~~~ vim +/exposure_max +866 drivers/media/i2c/imx208.c 860 861 /* Initialize control handlers */ 862 static int imx208_init_controls(struct imx208 *imx208) 863 { 864 struct i2c_client *client = v4l2_get_subdevdata(&imx208->sd); 865 struct v4l2_ctrl_handler *ctrl_hdlr = &imx208->ctrl_handler; 867 s64 vblank_def; 868 s64 vblank_min; 869 s64 pixel_rate_min; 870 s64 pixel_rate_max; 871 int ret; 872 873 ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8); 874 if (ret) 875 return ret; 876 877 mutex_init(&imx208->imx208_mx); 878 ctrl_hdlr->lock = &imx208->imx208_mx; 879 imx208->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr, 880 &imx208_ctrl_ops, 881 V4L2_CID_LINK_FREQ, 882 ARRAY_SIZE(link_freq_menu_items) - 1, 883 0, link_freq_menu_items); 884 885 if (imx208->link_freq) 886 imx208->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY; 887 888 pixel_rate_max = link_freq_to_pixel_rate(link_freq_menu_items[0]); 889 pixel_rate_min = link_freq_to_pixel_rate( 890 link_freq_menu_items[ARRAY_SIZE( 891 link_freq_menu_items) - 1]); 892 /* By default, PIXEL_RATE is read only */ 893 imx208->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &imx208_ctrl_ops, 894 V4L2_CID_PIXEL_RATE, 895 pixel_rate_min, pixel_rate_max, 896 1, pixel_rate_max); 897 898 vblank_def = imx208->cur_mode->vts_def - imx208->cur_mode->height; 899 vblank_min = imx208->cur_mode->vts_min - imx208->cur_mode->height; 900 imx208->vblank = v4l2_ctrl_new_std( 901 ctrl_hdlr, &imx208_ctrl_ops, V4L2_CID_VBLANK, 902 vblank_min, 903 IMX208_VTS_MAX - imx208->cur_mode->height, 1, 904 vblank_def); 905 906 imx208->hblank = v4l2_ctrl_new_std( 907 ctrl_hdlr, &imx208_ctrl_ops, V4L2_CID_HBLANK, 908 IMX208_PPL_384MHZ - imx208->cur_mode->width, 909 IMX208_PPL_384MHZ - imx208->cur_mode->width, 910 1, 911 IMX208_PPL_384MHZ - imx208->cur_mode->width); 912 913 if (imx208->hblank) 914 imx208->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY; 915 916 exposure_max = imx208->cur_mode->vts_def - 8; 917 v4l2_ctrl_new_std(ctrl_hdlr, &imx208_ctrl_ops, V4L2_CID_EXPOSURE, 918 IMX208_EXPOSURE_MIN, IMX208_EXPOSURE_MAX, 919 IMX208_EXPOSURE_STEP, IMX208_EXPOSURE_DEFAULT); 920 921 imx208->hflip = v4l2_ctrl_new_std(ctrl_hdlr, &imx208_ctrl_ops, 922 V4L2_CID_HFLIP, 0, 1, 1, 0); 923 imx208->vflip = v4l2_ctrl_new_std(ctrl_hdlr, &imx208_ctrl_ops, 924 V4L2_CID_VFLIP, 0, 1, 1, 0); 925 926 v4l2_ctrl_new_std(ctrl_hdlr, &imx208_ctrl_ops, V4L2_CID_ANALOGUE_GAIN, 927 IMX208_ANA_GAIN_MIN, IMX208_ANA_GAIN_MAX, 928 IMX208_ANA_GAIN_STEP, IMX208_ANA_GAIN_DEFAULT); 929 930 v4l2_ctrl_new_custom(ctrl_hdlr, &imx208_digital_gain_control, NULL); 931 932 v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &imx208_ctrl_ops, 933 V4L2_CID_TEST_PATTERN, 934 ARRAY_SIZE(imx208_test_pattern_menu) - 1, 935 0, 0, imx208_test_pattern_menu); 936 937 if (ctrl_hdlr->error) { 938 ret = ctrl_hdlr->error; 939 dev_err(&client->dev, "%s control init failed (%d)\n", 940 __func__, ret); 941 goto error; 942 } 943 944 imx208->sd.ctrl_handler = ctrl_hdlr; 945 946 return 0; 947 948 error: 949 v4l2_ctrl_handler_free(ctrl_hdlr); 950 mutex_destroy(&imx208->imx208_mx); 951 952 return ret; 953 } 954 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org