[PATCH 37/51] drm/rockchip: Drop explicit drm_mode_config_cleanup call

kbuild test robot lkp at intel.com
Fri Feb 28 21:19:17 UTC 2020


Hi Daniel,

I love your patch! Yet something to improve:

[auto build test ERROR on drm-tip/drm-tip]
[also build test ERROR on next-20200228]
[cannot apply to drm-intel/for-linux-next linus/master pinchartl-media/drm/du/next v5.6-rc3]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Daniel-Vetter/drm-managed-resources-v3/20200229-005817
base:   git://anongit.freedesktop.org/drm/drm-tip drm-tip
config: arm64-defconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 7.5.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.5.0 make.cross ARCH=arm64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

   drivers/gpu/drm/rockchip/rockchip_drm_drv.c: In function 'rockchip_drm_bind':
>> drivers/gpu/drm/rockchip/rockchip_drm_drv.c:147:3: error: label 'err_mode_config_cleanup' used but not defined
      goto err_mode_config_cleanup;
      ^~~~

vim +/err_mode_config_cleanup +147 drivers/gpu/drm/rockchip/rockchip_drm_drv.c

2048e3286f347db Mark Yao          2014-08-22  110  
f706974a69b6e2b Tomeu Vizoso      2016-06-10  111  static int rockchip_drm_bind(struct device *dev)
2048e3286f347db Mark Yao          2014-08-22  112  {
f706974a69b6e2b Tomeu Vizoso      2016-06-10  113  	struct drm_device *drm_dev;
2048e3286f347db Mark Yao          2014-08-22  114  	struct rockchip_drm_private *private;
2048e3286f347db Mark Yao          2014-08-22  115  	int ret;
2048e3286f347db Mark Yao          2014-08-22  116  
f706974a69b6e2b Tomeu Vizoso      2016-06-10  117  	drm_dev = drm_dev_alloc(&rockchip_drm_driver, dev);
0f2886057be322d Tom Gundersen     2016-09-21  118  	if (IS_ERR(drm_dev))
0f2886057be322d Tom Gundersen     2016-09-21  119  		return PTR_ERR(drm_dev);
2048e3286f347db Mark Yao          2014-08-22  120  
f706974a69b6e2b Tomeu Vizoso      2016-06-10  121  	dev_set_drvdata(dev, drm_dev);
f706974a69b6e2b Tomeu Vizoso      2016-06-10  122  
f706974a69b6e2b Tomeu Vizoso      2016-06-10  123  	private = devm_kzalloc(drm_dev->dev, sizeof(*private), GFP_KERNEL);
f706974a69b6e2b Tomeu Vizoso      2016-06-10  124  	if (!private) {
f706974a69b6e2b Tomeu Vizoso      2016-06-10  125  		ret = -ENOMEM;
9127f99c4801f32 Tomasz Figa       2016-06-21  126  		goto err_free;
f706974a69b6e2b Tomeu Vizoso      2016-06-10  127  	}
f706974a69b6e2b Tomeu Vizoso      2016-06-10  128  
2048e3286f347db Mark Yao          2014-08-22  129  	drm_dev->dev_private = private;
2048e3286f347db Mark Yao          2014-08-22  130  
5182c1a556d7ff7 Yakir Yang        2016-07-24  131  	INIT_LIST_HEAD(&private->psr_list);
60beeccc72cabef Sean Paul         2018-03-05  132  	mutex_init(&private->psr_list_lock);
5182c1a556d7ff7 Yakir Yang        2016-07-24  133  
ccea91998c8f140 Jeffy Chen        2017-04-06  134  	ret = rockchip_drm_init_iommu(drm_dev);
ccea91998c8f140 Jeffy Chen        2017-04-06  135  	if (ret)
ccea91998c8f140 Jeffy Chen        2017-04-06  136  		goto err_free;
ccea91998c8f140 Jeffy Chen        2017-04-06  137  
7db42e97bb41bd5 Daniel Vetter     2020-02-27  138  	ret = drm_mode_config_init(drm_dev);
7db42e97bb41bd5 Daniel Vetter     2020-02-27  139  	if (ret)
7db42e97bb41bd5 Daniel Vetter     2020-02-27  140  		goto err_iommu_cleanup;
2048e3286f347db Mark Yao          2014-08-22  141  
2048e3286f347db Mark Yao          2014-08-22  142  	rockchip_drm_mode_config_init(drm_dev);
2048e3286f347db Mark Yao          2014-08-22  143  
2048e3286f347db Mark Yao          2014-08-22  144  	/* Try to bind all sub drivers. */
2048e3286f347db Mark Yao          2014-08-22  145  	ret = component_bind_all(dev, drm_dev);
2048e3286f347db Mark Yao          2014-08-22  146  	if (ret)
ccea91998c8f140 Jeffy Chen        2017-04-06 @147  		goto err_mode_config_cleanup;
2048e3286f347db Mark Yao          2014-08-22  148  
ccea91998c8f140 Jeffy Chen        2017-04-06  149  	ret = drm_vblank_init(drm_dev, drm_dev->mode_config.num_crtc);
ccea91998c8f140 Jeffy Chen        2017-04-06  150  	if (ret)
ccea91998c8f140 Jeffy Chen        2017-04-06  151  		goto err_unbind_all;
ccea91998c8f140 Jeffy Chen        2017-04-06  152  
ccea91998c8f140 Jeffy Chen        2017-04-06  153  	drm_mode_config_reset(drm_dev);
2048e3286f347db Mark Yao          2014-08-22  154  
2048e3286f347db Mark Yao          2014-08-22  155  	/*
2048e3286f347db Mark Yao          2014-08-22  156  	 * enable drm irq mode.
2048e3286f347db Mark Yao          2014-08-22  157  	 * - with irq_enabled = true, we can use the vblank feature.
2048e3286f347db Mark Yao          2014-08-22  158  	 */
2048e3286f347db Mark Yao          2014-08-22  159  	drm_dev->irq_enabled = true;
2048e3286f347db Mark Yao          2014-08-22  160  
2048e3286f347db Mark Yao          2014-08-22  161  	ret = rockchip_drm_fbdev_init(drm_dev);
2048e3286f347db Mark Yao          2014-08-22  162  	if (ret)
8415ab565da966b Mark Yao          2017-08-01  163  		goto err_unbind_all;
8415ab565da966b Mark Yao          2017-08-01  164  
8415ab565da966b Mark Yao          2017-08-01  165  	/* init kms poll for handling hpd */
8415ab565da966b Mark Yao          2017-08-01  166  	drm_kms_helper_poll_init(drm_dev);
2048e3286f347db Mark Yao          2014-08-22  167  
9127f99c4801f32 Tomasz Figa       2016-06-21  168  	ret = drm_dev_register(drm_dev, 0);
9127f99c4801f32 Tomasz Figa       2016-06-21  169  	if (ret)
8415ab565da966b Mark Yao          2017-08-01  170  		goto err_kms_helper_poll_fini;
9127f99c4801f32 Tomasz Figa       2016-06-21  171  
2048e3286f347db Mark Yao          2014-08-22  172  	return 0;
2048e3286f347db Mark Yao          2014-08-22  173  err_kms_helper_poll_fini:
2048e3286f347db Mark Yao          2014-08-22  174  	drm_kms_helper_poll_fini(drm_dev);
8415ab565da966b Mark Yao          2017-08-01  175  	rockchip_drm_fbdev_fini(drm_dev);
ccea91998c8f140 Jeffy Chen        2017-04-06  176  err_unbind_all:
2048e3286f347db Mark Yao          2014-08-22  177  	component_unbind_all(dev, drm_dev);
7db42e97bb41bd5 Daniel Vetter     2020-02-27  178  err_iommu_cleanup:
ccea91998c8f140 Jeffy Chen        2017-04-06  179  	rockchip_iommu_cleanup(drm_dev);
f706974a69b6e2b Tomeu Vizoso      2016-06-10  180  err_free:
574e0fbfc95e7fc Thomas Zimmermann 2018-07-17  181  	drm_dev_put(drm_dev);
2048e3286f347db Mark Yao          2014-08-22  182  	return ret;
2048e3286f347db Mark Yao          2014-08-22  183  }
2048e3286f347db Mark Yao          2014-08-22  184  

:::::: The code at line 147 was first introduced by commit
:::::: ccea91998c8f140bc3e324bbb3c3fb7148e72d31 drm/rockchip: Reorder drm bind/unbind sequence

:::::: TO: Jeffy Chen <jeffy.chen at rock-chips.com>
:::::: CC: Sean Paul <seanpaul at chromium.org>

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