tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   faeab166167f5787719eb8683661fd41a3bb1514
commit: ec1e620b245495121535bf5c046c6885c7e409cb media: vimc: sensor: Add pixel_rate,vblank and hblank configuration
date:   5 weeks ago
config: sparc64-randconfig-r064-20260419
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 5bac06718f502014fade905512f1d26d578a18f3)

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
| Fixes: ec1e620b2454 ("media: vimc: sensor: Add pixel_rate,vblank and hblank configuration")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604191731.10nxGZ92-lkp@intel.com/

cocci warnings: (new ones prefixed by >>)
>> drivers/media/test-drivers/vimc/vimc-sensor.c:107:1-7: WARNING: do_div() does a 64-by-32 division, please consider using div64_u64 instead.

vim +107 drivers/media/test-drivers/vimc/vimc-sensor.c

    94	
    95	static int vimc_sensor_update_frame_timing(struct v4l2_subdev *sd,
    96						   u32 width, u32 height)
    97	{
    98		struct vimc_sensor_device *vsensor =
    99			container_of(sd, struct vimc_sensor_device, sd);
   100		u64 pixel_rate = vsensor->pixel_rate->val;
   101		u32 hts = width + vsensor->hblank->val;
   102		u32 vts = height + vsensor->vblank->val;
   103		u64 total_pixels = (u64)hts * vts;
   104		u64 frame_interval_ns;
   105	
   106		frame_interval_ns = total_pixels * NSEC_PER_SEC;
 > 107		do_div(frame_interval_ns, pixel_rate);
   108		vsensor->hw.fps_jiffies = nsecs_to_jiffies(frame_interval_ns);
   109		if (vsensor->hw.fps_jiffies == 0)
   110			vsensor->hw.fps_jiffies = 1;
   111	
   112		return 0;
   113	}
   114	

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