11:06 a.m.
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>
All warnings (new ones prefixed by >>):
drivers/media/i2c/imx208.c: In function 'imx208_init_controls':
> drivers/media/i2c/imx208.c:866:6: warning: variable
'exposure_max' set but not used [-Wunused-but-set-variable]
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;
866 s64 exposure_max;
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
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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org