[PATCH v1 3/3] drm/bridge: analogix_dp: Apply drm_bridge_connector helper

kernel test robot lkp at intel.com
Mon May 26 21:26:22 UTC 2025


Hi Damon,

kernel test robot noticed the following build errors:

[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on next-20250526]
[cannot apply to linus/master v6.15]
[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/Damon-Ding/drm-bridge-analogix_dp-Formalize-the-struct-analogid_dp_device/20250526-201358
base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:    https://lore.kernel.org/r/20250526120742.3195812-4-damon.ding%40rock-chips.com
patch subject: [PATCH v1 3/3] drm/bridge: analogix_dp: Apply drm_bridge_connector helper
config: arm64-randconfig-001-20250527 (https://download.01.org/0day-ci/archive/20250527/202505270453.H3muv5WW-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250527/202505270453.H3muv5WW-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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505270453.H3muv5WW-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/gpu/drm/exynos/exynos_dp.c: In function 'exynos_dp_probe':
>> drivers/gpu/drm/exynos/exynos_dp.c:240:16: error: 'struct analogix_dp_plat_data' has no member named 'skip_connector'; did you mean 'connector'?
     dp->plat_data.skip_connector = !!bridge;
                   ^~~~~~~~~~~~~~
                   connector


vim +240 drivers/gpu/drm/exynos/exynos_dp.c

f37cd5e8098441a drivers/gpu/drm/exynos/exynos_dp_core.c Inki Dae                 2014-05-09  194  
f37cd5e8098441a drivers/gpu/drm/exynos/exynos_dp_core.c Inki Dae                 2014-05-09  195  static int exynos_dp_probe(struct platform_device *pdev)
f37cd5e8098441a drivers/gpu/drm/exynos/exynos_dp_core.c Inki Dae                 2014-05-09  196  {
5f1dcd8b7ec8189 drivers/gpu/drm/exynos/exynos_dp_core.c Ajay Kumar               2014-07-31  197  	struct device *dev = &pdev->dev;
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  198  	struct device_node *np;
5f1dcd8b7ec8189 drivers/gpu/drm/exynos/exynos_dp_core.c Ajay Kumar               2014-07-31  199  	struct exynos_dp_device *dp;
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  200  	struct drm_panel *panel;
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  201  	struct drm_bridge *bridge;
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  202  	int ret;
df5225bc9a87f15 drivers/gpu/drm/exynos/exynos_dp_core.c Inki Dae                 2014-05-29  203  
5f1dcd8b7ec8189 drivers/gpu/drm/exynos/exynos_dp_core.c Ajay Kumar               2014-07-31  204  	dp = devm_kzalloc(&pdev->dev, sizeof(struct exynos_dp_device),
5f1dcd8b7ec8189 drivers/gpu/drm/exynos/exynos_dp_core.c Ajay Kumar               2014-07-31  205  			  GFP_KERNEL);
5f1dcd8b7ec8189 drivers/gpu/drm/exynos/exynos_dp_core.c Ajay Kumar               2014-07-31  206  	if (!dp)
5f1dcd8b7ec8189 drivers/gpu/drm/exynos/exynos_dp_core.c Ajay Kumar               2014-07-31  207  		return -ENOMEM;
5f1dcd8b7ec8189 drivers/gpu/drm/exynos/exynos_dp_core.c Ajay Kumar               2014-07-31  208  
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  209  	dp->dev = dev;
3424e3a4f844c0a drivers/gpu/drm/exynos/exynos_dp_core.c Yakir Yang               2016-03-29  210  	/*
3424e3a4f844c0a drivers/gpu/drm/exynos/exynos_dp_core.c Yakir Yang               2016-03-29  211  	 * We just use the drvdata until driver run into component
3424e3a4f844c0a drivers/gpu/drm/exynos/exynos_dp_core.c Yakir Yang               2016-03-29  212  	 * add function, and then we would set drvdata to null, so
3424e3a4f844c0a drivers/gpu/drm/exynos/exynos_dp_core.c Yakir Yang               2016-03-29  213  	 * that analogix dp driver would take charge of the drvdata.
3424e3a4f844c0a drivers/gpu/drm/exynos/exynos_dp_core.c Yakir Yang               2016-03-29  214  	 */
1df6e5fb79f6141 drivers/gpu/drm/exynos/exynos_dp_core.c Andrzej Hajda            2014-11-17  215  	platform_set_drvdata(pdev, dp);
1df6e5fb79f6141 drivers/gpu/drm/exynos/exynos_dp_core.c Andrzej Hajda            2014-11-17  216  
a9fa852886fd5a7 drivers/gpu/drm/exynos/exynos_dp_core.c Inki Dae                 2015-11-26  217  	/* This is for the backward compatibility. */
37e110625eeeaba drivers/gpu/drm/exynos/exynos_dp_core.c Javier Martinez Canillas 2016-01-29  218  	np = of_parse_phandle(dev->of_node, "panel", 0);
37e110625eeeaba drivers/gpu/drm/exynos/exynos_dp_core.c Javier Martinez Canillas 2016-01-29  219  	if (np) {
3424e3a4f844c0a drivers/gpu/drm/exynos/exynos_dp_core.c Yakir Yang               2016-03-29  220  		dp->plat_data.panel = of_drm_find_panel(np);
5fa8e4a22182df8 drivers/gpu/drm/exynos/exynos_dp.c      Boris Brezillon          2018-05-09  221  
37e110625eeeaba drivers/gpu/drm/exynos/exynos_dp_core.c Javier Martinez Canillas 2016-01-29  222  		of_node_put(np);
5fa8e4a22182df8 drivers/gpu/drm/exynos/exynos_dp.c      Boris Brezillon          2018-05-09  223  		if (IS_ERR(dp->plat_data.panel))
5fa8e4a22182df8 drivers/gpu/drm/exynos/exynos_dp.c      Boris Brezillon          2018-05-09  224  			return PTR_ERR(dp->plat_data.panel);
5fa8e4a22182df8 drivers/gpu/drm/exynos/exynos_dp.c      Boris Brezillon          2018-05-09  225  
37e110625eeeaba drivers/gpu/drm/exynos/exynos_dp_core.c Javier Martinez Canillas 2016-01-29  226  		goto out;
37e110625eeeaba drivers/gpu/drm/exynos/exynos_dp_core.c Javier Martinez Canillas 2016-01-29  227  	}
37e110625eeeaba drivers/gpu/drm/exynos/exynos_dp_core.c Javier Martinez Canillas 2016-01-29  228  
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  229  	ret = drm_of_find_panel_or_bridge(dev->of_node, 0, 0, &panel, &bridge);
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  230  	if (ret)
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  231  		return ret;
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  232  
37e110625eeeaba drivers/gpu/drm/exynos/exynos_dp_core.c Javier Martinez Canillas 2016-01-29  233  	/* The remote port can be either a panel or a bridge */
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  234  	dp->plat_data.panel = panel;
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  235  	dp->plat_data.dev_type = EXYNOS_DP;
6d4618ad04e1a14 drivers/gpu/drm/exynos/exynos_dp.c      Lucas Stach              2024-06-19  236  	dp->plat_data.power_on = exynos_dp_poweron;
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  237  	dp->plat_data.power_off = exynos_dp_poweroff;
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  238  	dp->plat_data.attach = exynos_dp_bridge_attach;
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  239  	dp->plat_data.get_modes = exynos_dp_get_modes;
2e9b3e74b4a184f drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2018-03-05 @240  	dp->plat_data.skip_connector = !!bridge;
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  241  
ebc9446135671b8 drivers/gpu/drm/exynos/exynos_dp.c      Rob Herring              2017-03-29  242  	dp->ptn_bridge = bridge;
801855671ad1dc7 drivers/gpu/drm/exynos/exynos_dp_core.c Ajay Kumar               2015-01-20  243  
a9fa852886fd5a7 drivers/gpu/drm/exynos/exynos_dp_core.c Inki Dae                 2015-11-26  244  out:
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  245  	dp->adp = analogix_dp_probe(dev, &dp->plat_data);
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  246  	if (IS_ERR(dp->adp))
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  247  		return PTR_ERR(dp->adp);
152cce0006abf7e drivers/gpu/drm/exynos/exynos_dp.c      Marek Szyprowski         2020-03-10  248  
3424e3a4f844c0a drivers/gpu/drm/exynos/exynos_dp_core.c Yakir Yang               2016-03-29  249  	return component_add(&pdev->dev, &exynos_dp_ops);
f37cd5e8098441a drivers/gpu/drm/exynos/exynos_dp_core.c Inki Dae                 2014-05-09  250  }
f37cd5e8098441a drivers/gpu/drm/exynos/exynos_dp_core.c Inki Dae                 2014-05-09  251  

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