Hi Detlev,

kernel test robot noticed the following build errors:

[auto build test ERROR on linuxtv-media-pending/master]
[also build test ERROR on linus/master next-20250808]
[cannot apply to rockchip/for-next sailus-media-tree/master sailus-media-tree/streams v6.16]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Detlev-Casanova/media-rkvdec-Switch-to-using-structs-instead-of-writel/20250809-041049
base:   https://git.linuxtv.org/media-ci/media-pending.git master
patch link:    https://lore.kernel.org/r/20250808200340.156393-11-detlev.casanova%40collabora.com
patch subject: [PATCH v2 10/12] media: rkvdec: Add H264 support for the VDPU383 variant
config: i386-buildonly-randconfig-005-20250809 (https://download.01.org/0day-ci/archive/20250809/202508091909.RNcoZmVb-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250809/202508091909.RNcoZmVb-lkp@intel.com/reproduce)

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
| Reported-by: kernel test robot [off-list ref]
| Closes: https://lore.kernel.org/oe-kbuild-all/202508091909.RNcoZmVb-lkp@intel.com/ (local)

All errors (new ones prefixed by >>):

quoted

drivers/media/platform/rockchip/rkvdec/rkvdec.c:12:10: fatal error: 'linux/hw_bitfield.h' file not found

      12 | #include <linux/hw_bitfield.h>
         |          ^~~~~~~~~~~~~~~~~~~~~
   1 error generated.


vim +12 drivers/media/platform/rockchip/rkvdec/rkvdec.c

  > 12	#include <linux/hw_bitfield.h>
    13	#include <linux/clk.h>
    14	#include <linux/genalloc.h>
    15	#include <linux/interrupt.h>
    16	#include <linux/iommu.h>
    17	#include <linux/module.h>
    18	#include <linux/of.h>
    19	#include <linux/platform_device.h>
    20	#include <linux/pm.h>
    21	#include <linux/pm_runtime.h>
    22	#include <linux/slab.h>
    23	#include <linux/videodev2.h>
    24	#include <linux/workqueue.h>
    25	#include <media/v4l2-event.h>
    26	#include <media/v4l2-mem2mem.h>
    27	#include <media/videobuf2-core.h>
    28	#include <media/videobuf2-vmalloc.h>
    29	

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