Re: [PATCH 3/5] media: iris: Add support for AV1 format in iris decoder

[kernel test robot <lkp@intel.com>]

Hi Deepa,

kernel test robot noticed the following build errors:

[auto build test ERROR on afb100a5ea7a13d7e6937dcd3b36b19dc6cc9328]

url:    https://github.com/intel-lab-lkp/linux/commits/Deepa-Guthyappa-Madivalara/media-uapi-videodev2-Add-support-for-AV1-stateful-decoder/20251002-030314
base:   afb100a5ea7a13d7e6937dcd3b36b19dc6cc9328
patch link:    https://lore.kernel.org/r/20251001-av1_irisdecoder-v1-3-9fb08f3b96a0%40oss.qualcomm.com
patch subject: [PATCH 3/5] media: iris: Add support for AV1 format in iris decoder
config: s390-randconfig-001-20251002 (https://download.01.org/0day-ci/archive/20251002/202510021620.4BVCZwgf-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 14.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251002/202510021620.4BVCZwgf-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202510021620.4BVCZwgf-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

>> drivers/media/platform/qcom/iris/iris_platform_sm8250.c:20:24: error: array type has incomplete element type 'struct iris_fmt'
      20 | static struct iris_fmt platform_fmts_sm8250_dec[] = {
         |                        ^~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/qcom/iris/iris_platform_sm8250.c:21:10: error: 'IRIS_FMT_H264' undeclared here (not in a function)
      21 |         [IRIS_FMT_H264] = {
         |          ^~~~~~~~~~~~~
>> drivers/media/platform/qcom/iris/iris_platform_sm8250.c:25:10: error: 'IRIS_FMT_HEVC' undeclared here (not in a function)
      25 |         [IRIS_FMT_HEVC] = {
         |          ^~~~~~~~~~~~~
>> drivers/media/platform/qcom/iris/iris_platform_sm8250.c:29:10: error: 'IRIS_FMT_VP9' undeclared here (not in a function)
      29 |         [IRIS_FMT_VP9] = {
         |          ^~~~~~~~~~~~
   In file included from include/linux/dev_printk.h:14,
                    from include/linux/device.h:15,
                    from include/linux/pm_domain.h:11,
                    from drivers/media/platform/qcom/iris/iris_core.h:10,
                    from drivers/media/platform/qcom/iris/iris_platform_sm8250.c:6:
   include/linux/compiler.h:197:82: error: expression in static assertion is not an integer
     197 | #define __BUILD_BUG_ON_ZERO_MSG(e, msg, ...) ((int)sizeof(struct {_Static_assert(!(e), msg);}))
         |                                                                                  ^
   include/linux/compiler.h:202:33: note: in expansion of macro '__BUILD_BUG_ON_ZERO_MSG'
     202 | #define __must_be_array(a)      __BUILD_BUG_ON_ZERO_MSG(!__is_array(a), \
         |                                 ^~~~~~~~~~~~~~~~~~~~~~~
   include/linux/array_size.h:11:59: note: in expansion of macro '__must_be_array'
      11 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
         |                                                           ^~~~~~~~~~~~~~~
   drivers/media/platform/qcom/iris/iris_platform_sm8250.c:356:32: note: in expansion of macro 'ARRAY_SIZE'
     356 |         .inst_iris_fmts_size = ARRAY_SIZE(platform_fmts_sm8250_dec),
         |                                ^~~~~~~~~~
>> drivers/media/platform/qcom/iris/iris_platform_sm8250.c:20:24: warning: 'platform_fmts_sm8250_dec' defined but not used [-Wunused-variable]
      20 | static struct iris_fmt platform_fmts_sm8250_dec[] = {
         |                        ^~~~~~~~~~~~~~~~~~~~~~~~


vim +20 drivers/media/platform/qcom/iris/iris_platform_sm8250.c

    19	
  > 20	static struct iris_fmt platform_fmts_sm8250_dec[] = {
  > 21		[IRIS_FMT_H264] = {
    22			.pixfmt = V4L2_PIX_FMT_H264,
    23			.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
    24		},
  > 25		[IRIS_FMT_HEVC] = {
    26			.pixfmt = V4L2_PIX_FMT_HEVC,
    27			.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
    28		},
  > 29		[IRIS_FMT_VP9] = {
    30			.pixfmt = V4L2_PIX_FMT_VP9,
    31			.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
    32		}
    33	};
    34	

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