Re: [PATCH 13/13] media: i2c: os05b10: add 2-lane support

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

Hi Tarang,

kernel test robot noticed the following build errors:

[auto build test ERROR on sailus-media-tree/master]
[also build test ERROR on linus/master v7.0-rc2 next-20260306]
[cannot apply to sailus-media-tree/streams]
[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/Tarang-Raval/media-i2c-os05b10-drop-unused-group-hold-programming/20260306-212656
base:   git://linuxtv.org/sailus/media_tree.git master
patch link:    https://lore.kernel.org/r/20260306123304.76722-14-tarang.raval%40siliconsignals.io
patch subject: [PATCH 13/13] media: i2c: os05b10: add 2-lane support
config: openrisc-randconfig-r071-20260307 (https://download.01.org/0day-ci/archive/20260307/202603070920.GtWqPt5Q-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 15.2.0
smatch: v0.5.0-9004-gb810ac53
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260307/202603070920.GtWqPt5Q-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/202603070920.GtWqPt5Q-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/media/i2c/os05b10.c: In function 'os05b10_parse_endpoint':
>> drivers/media/i2c/os05b10.c:1228:56: error: 'struct v4l2_fwnode_endpoint' has no member named 'link_frequencies_2lane'; did you mean 'link_frequencies'?
    1228 |                                                bus_cfg.link_frequencies_2lane,
         |                                                        ^~~~~~~~~~~~~~~~~~~~~~
         |                                                        link_frequencies
>> drivers/media/i2c/os05b10.c:1229:56: error: 'struct v4l2_fwnode_endpoint' has no member named 'nr_of_link_frequencies_2lane'; did you mean 'nr_of_link_frequencies'?
    1229 |                                                bus_cfg.nr_of_link_frequencies_2lane,
         |                                                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                                                        nr_of_link_frequencies
>> drivers/media/i2c/os05b10.c:1240:56: error: 'struct v4l2_fwnode_endpoint' has no member named 'link_frequencies_4lane'; did you mean 'link_frequencies'?
    1240 |                                                bus_cfg.link_frequencies_4lane,
         |                                                        ^~~~~~~~~~~~~~~~~~~~~~
         |                                                        link_frequencies
>> drivers/media/i2c/os05b10.c:1241:56: error: 'struct v4l2_fwnode_endpoint' has no member named 'nr_of_link_frequencies_4lane'; did you mean 'nr_of_link_frequencies'?
    1241 |                                                bus_cfg.nr_of_link_frequencies_4lane,
         |                                                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                                                        nr_of_link_frequencies


vim +1228 drivers/media/i2c/os05b10.c

  1196	
  1197	static int os05b10_parse_endpoint(struct os05b10 *os05b10)
  1198	{
  1199		struct v4l2_fwnode_endpoint bus_cfg = {
  1200			.bus_type = V4L2_MBUS_CSI2_DPHY
  1201		};
  1202		unsigned long link_freq_bitmap;
  1203		struct fwnode_handle *ep;
  1204		int ret;
  1205	
  1206		ep = fwnode_graph_get_endpoint_by_id(dev_fwnode(os05b10->dev), 0, 0, 0);
  1207		if (!ep) {
  1208			dev_err(os05b10->dev, "Failed to get next endpoint\n");
  1209			return -EINVAL;
  1210		}
  1211	
  1212		ret = v4l2_fwnode_endpoint_alloc_parse(ep, &bus_cfg);
  1213		fwnode_handle_put(ep);
  1214		if (ret)
  1215			return ret;
  1216	
  1217		if (bus_cfg.bus.mipi_csi2.num_data_lanes != 4 &&
  1218		    bus_cfg.bus.mipi_csi2.num_data_lanes != 2) {
  1219			ret = dev_err_probe(os05b10->dev, -EINVAL,
  1220					    "4 and 2 data lanes are supported\n");
  1221			goto error_out;
  1222		}
  1223	
  1224		os05b10->data_lanes = bus_cfg.bus.mipi_csi2.num_data_lanes;
  1225	
  1226		if (os05b10->data_lanes == 2) {
  1227			ret = v4l2_link_freq_to_bitmap(os05b10->dev,
> 1228						       bus_cfg.link_frequencies_2lane,
> 1229						       bus_cfg.nr_of_link_frequencies_2lane,
  1230						       link_frequencies_2lane,
  1231						       ARRAY_SIZE(link_frequencies_2lane),
  1232						       &link_freq_bitmap);
  1233			if (ret) {
  1234				dev_err(os05b10->dev,
  1235					"For 2 lane 750MHz frequency is available\n");
  1236				goto error_out;
  1237			}
  1238		} else {
  1239			ret = v4l2_link_freq_to_bitmap(os05b10->dev,
> 1240						       bus_cfg.link_frequencies_4lane,
> 1241						       bus_cfg.nr_of_link_frequencies_4lane,
  1242						       link_frequencies_4lane,
  1243						       ARRAY_SIZE(link_frequencies_4lane),
  1244						       &link_freq_bitmap);
  1245			if (ret) {
  1246				dev_err(os05b10->dev,
  1247					"For 4 lane 600MHz frequency is available\n");
  1248				goto error_out;
  1249			}
  1250		}
  1251	
  1252		os05b10->link_freq_index = __ffs(link_freq_bitmap);
  1253	
  1254	error_out:
  1255		v4l2_fwnode_endpoint_free(&bus_cfg);
  1256	
  1257		return ret;
  1258	}
  1259	

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