Re: [PATCH v1 3/6] media: imx-mipi-csis: Implement the .set_routing() operation

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

Hi Laurent,

kernel test robot noticed the following build errors:

[auto build test ERROR on dcb6fa37fd7bc9c3d2b066329b0d27dedf8becaa]

url:    https://github.com/intel-lab-lkp/linux/commits/Laurent-Pinchart/media-imx-mipi-csis-Add-VC-related-register-fields/20251107-100134
base:   dcb6fa37fd7bc9c3d2b066329b0d27dedf8becaa
patch link:    https://lore.kernel.org/r/20251107015813.5834-4-laurent.pinchart%40ideasonboard.com
patch subject: [PATCH v1 3/6] media: imx-mipi-csis: Implement the .set_routing() operation
config: arm-randconfig-003-20251110 (https://download.01.org/0day-ci/archive/20251110/202511100531.4skNcchV-lkp@intel.com/config)
compiler: clang version 16.0.6 (https://github.com/llvm/llvm-project 7cbf1a2591520c2491aa35339f227775f4d3adf6)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251110/202511100531.4skNcchV-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/202511100531.4skNcchV-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/media/platform/nxp/imx-mipi-csis.c:1164:32: error: initializer element is not a compile-time constant
                   .code = mipi_csis_formats[0].code,
                           ~~~~~~~~~~~~~~~~~~~~~^~~~
   1 error generated.


vim +1164 drivers/media/platform/nxp/imx-mipi-csis.c

  1156	
  1157	static int __mipi_csis_set_routing(struct v4l2_subdev *sd,
  1158					   struct v4l2_subdev_state *state,
  1159					   struct v4l2_subdev_krouting *routing)
  1160	{
  1161		static const struct v4l2_mbus_framefmt format = {
  1162			.width = MIPI_CSIS_DEF_PIX_WIDTH,
  1163			.height = MIPI_CSIS_DEF_PIX_HEIGHT,
> 1164			.code = mipi_csis_formats[0].code,
  1165			.field = V4L2_FIELD_NONE,
  1166			.colorspace = V4L2_XFER_FUNC_709,
  1167			.ycbcr_enc = V4L2_YCBCR_ENC_601,
  1168			.quantization = V4L2_QUANTIZATION_LIM_RANGE,
  1169			.xfer_func = V4L2_XFER_FUNC_SRGB,
  1170		};
  1171		int ret;
  1172	
  1173		ret = v4l2_subdev_routing_validate(sd, routing,
  1174						   V4L2_SUBDEV_ROUTING_NO_1_TO_N);
  1175		if (ret)
  1176			return ret;
  1177	
  1178		/* Only a single route is supported for now. */
  1179		if (routing->num_routes != 1 ||
  1180		    !(routing->routes[0].flags & V4L2_SUBDEV_ROUTE_FL_ACTIVE))
  1181			return -EINVAL;
  1182	
  1183		ret = v4l2_subdev_set_routing_with_fmt(sd, state, routing, &format);
  1184		if (ret)
  1185			return ret;
  1186	
  1187		return 0;
  1188	}
  1189	

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