[frank-w-bpi-r2-4.14:5.16-next-hdmi 8/29] drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c:541:16: error: 'struct drm_encoder' has no member named 'port'

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

[-- Attachment #1: Type: text/plain, Size: 5034 bytes --]

tree:   https://github.com/frank-w/BPI-R2-4.14 5.16-next-hdmi
head:   2c863ab74e13844664d488782f9f0422bfea0471
commit: 1ced92d05c4d40fc24873af7445ec7c8a430c5ac [8/29] drm/rockchip: dw_hdmi: add rk3568 support
config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20220122/202201222232.RHlu2zzo-lkp(a)intel.com/config)
compiler: m68k-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/frank-w/BPI-R2-4.14/commit/1ced92d05c4d40fc24873af7445ec7c8a430c5ac
        git remote add frank-w-bpi-r2-4.14 https://github.com/frank-w/BPI-R2-4.14
        git fetch --no-tags frank-w-bpi-r2-4.14 5.16-next-hdmi
        git checkout 1ced92d05c4d40fc24873af7445ec7c8a430c5ac
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash drivers/gpu/drm/rockchip/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

Note: the frank-w-bpi-r2-4.14/5.16-next-hdmi HEAD 2c863ab74e13844664d488782f9f0422bfea0471 builds fine.
      It only hurts bisectability.

All errors (new ones prefixed by >>):

   drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c: In function 'dw_hdmi_rockchip_bind':
>> drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c:541:16: error: 'struct drm_encoder' has no member named 'port'
     541 |         encoder->port = of_graph_get_port_by_id(dev->of_node, 0);
         |                ^~


vim +541 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c

   509	
   510	static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
   511					 void *data)
   512	{
   513		struct platform_device *pdev = to_platform_device(dev);
   514		struct dw_hdmi_plat_data *plat_data;
   515		const struct of_device_id *match;
   516		struct drm_device *drm = data;
   517		struct drm_encoder *encoder;
   518		struct rockchip_hdmi *hdmi;
   519		int ret;
   520	
   521		if (!pdev->dev.of_node)
   522			return -ENODEV;
   523	
   524		hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
   525		if (!hdmi)
   526			return -ENOMEM;
   527	
   528		match = of_match_node(dw_hdmi_rockchip_dt_ids, pdev->dev.of_node);
   529		plat_data = devm_kmemdup(&pdev->dev, match->data,
   530						     sizeof(*plat_data), GFP_KERNEL);
   531		if (!plat_data)
   532			return -ENOMEM;
   533	
   534		hdmi->dev = &pdev->dev;
   535		hdmi->chip_data = plat_data->phy_data;
   536		plat_data->phy_data = hdmi;
   537		encoder = &hdmi->encoder;
   538	
   539		encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node);
   540	
 > 541		encoder->port = of_graph_get_port_by_id(dev->of_node, 0);
   542	
   543		/*
   544		 * If we failed to find the CRTC(s) which this encoder is
   545		 * supposed to be connected to, it's because the CRTC has
   546		 * not been registered yet.  Defer probing, and hope that
   547		 * the required CRTC is added later.
   548		 */
   549		if (encoder->possible_crtcs == 0)
   550			return -EPROBE_DEFER;
   551	
   552		ret = rockchip_hdmi_parse_dt(hdmi);
   553		if (ret) {
   554			DRM_DEV_ERROR(hdmi->dev, "Unable to parse OF data\n");
   555			return ret;
   556		}
   557	
   558		hdmi->phy = devm_phy_optional_get(dev, "hdmi");
   559		if (IS_ERR(hdmi->phy)) {
   560			ret = PTR_ERR(hdmi->phy);
   561			if (ret != -EPROBE_DEFER)
   562				DRM_DEV_ERROR(hdmi->dev, "failed to get phy\n");
   563			return ret;
   564		}
   565	
   566		ret = clk_prepare_enable(hdmi->ref_clk);
   567		if (ret) {
   568			DRM_DEV_ERROR(hdmi->dev, "Failed to enable HDMI reference clock: %d\n",
   569				      ret);
   570			return ret;
   571		}
   572	
   573		if (hdmi->chip_data == &rk3568_chip_data) {
   574			regmap_write(hdmi->regmap, RK3568_GRF_VO_CON1,
   575				     HIWORD_UPDATE(RK3568_HDMI_SDAIN_MSK |
   576						   RK3568_HDMI_SCLIN_MSK,
   577						   RK3568_HDMI_SDAIN_MSK |
   578						   RK3568_HDMI_SCLIN_MSK));
   579		}
   580	
   581		drm_encoder_helper_add(encoder, &dw_hdmi_rockchip_encoder_helper_funcs);
   582		drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
   583	
   584		platform_set_drvdata(pdev, hdmi);
   585	
   586		hdmi->hdmi = dw_hdmi_bind(pdev, encoder, plat_data);
   587	
   588		/*
   589		 * If dw_hdmi_bind() fails we'll never call dw_hdmi_unbind(),
   590		 * which would have called the encoder cleanup.  Do it manually.
   591		 */
   592		if (IS_ERR(hdmi->hdmi)) {
   593			ret = PTR_ERR(hdmi->hdmi);
   594			drm_encoder_cleanup(encoder);
   595			clk_disable_unprepare(hdmi->ref_clk);
   596		}
   597	
   598		return ret;
   599	}
   600	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org