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* [ti:ti-rt-linux-5.10.y 6721/6796] drivers/media/pci/intel/ipu3/ipu3-cio2.c:983:27: error: passing argument 1 of 'media_pipeline_start' from incompatible pointer type
@ 2021-08-04  1:25 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-08-04  1:25 UTC (permalink / raw)
  To: Sakari Ailus
  Cc: kbuild-all, linux-kernel, Vignesh Raghavendra,
	Niklas Söderlund, Tomi Valkeinen, Pratyush Yadav,
	Laurent Pinchart, Jacopo Mondi

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Hi Sakari,

FYI, the error/warning still remains.

tree:   git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git ti-rt-linux-5.10.y
head:   d0027e3a73cc79029355c341f0f9d388ea20fc6a
commit: d42003cd0440e21c8940801e58ba2aabf3dc13b6 [6721/6796] media: entity: Use pad as the starting point for a pipeline
config: i386-randconfig-r014-20210803 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        git remote add ti git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git
        git fetch --no-tags ti ti-rt-linux-5.10.y
        git checkout d42003cd0440e21c8940801e58ba2aabf3dc13b6
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

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

All errors (new ones prefixed by >>):

   drivers/media/pci/intel/ipu3/ipu3-cio2.c: In function 'cio2_vb2_start_streaming':
>> drivers/media/pci/intel/ipu3/ipu3-cio2.c:983:27: error: passing argument 1 of 'media_pipeline_start' from incompatible pointer type [-Werror=incompatible-pointer-types]
     983 |  r = media_pipeline_start(&q->vdev.entity, &q->pipe);
         |                           ^~~~~~~~~~~~~~~
         |                           |
         |                           struct media_entity *
   In file included from include/media/media-device.h:18,
                    from include/media/media-request.h:20,
                    from include/media/v4l2-ctrls.h:14,
                    from drivers/media/pci/intel/ipu3/ipu3-cio2.c:23:
   include/media/media-entity.h:948:57: note: expected 'struct media_pad *' but argument is of type 'struct media_entity *'
     948 | __must_check int media_pipeline_start(struct media_pad *pad,
         |                                       ~~~~~~~~~~~~~~~~~~^~~
>> drivers/media/pci/intel/ipu3/ipu3-cio2.c:1003:22: error: passing argument 1 of 'media_pipeline_stop' from incompatible pointer type [-Werror=incompatible-pointer-types]
    1003 |  media_pipeline_stop(&q->vdev.entity);
         |                      ^~~~~~~~~~~~~~~
         |                      |
         |                      struct media_entity *
   In file included from include/media/media-device.h:18,
                    from include/media/media-request.h:20,
                    from include/media/v4l2-ctrls.h:14,
                    from drivers/media/pci/intel/ipu3/ipu3-cio2.c:23:
   include/media/media-entity.h:972:44: note: expected 'struct media_pad *' but argument is of type 'struct media_entity *'
     972 | void media_pipeline_stop(struct media_pad *pad);
         |                          ~~~~~~~~~~~~~~~~~~^~~
   drivers/media/pci/intel/ipu3/ipu3-cio2.c: In function 'cio2_vb2_stop_streaming':
   drivers/media/pci/intel/ipu3/ipu3-cio2.c:1024:22: error: passing argument 1 of 'media_pipeline_stop' from incompatible pointer type [-Werror=incompatible-pointer-types]
    1024 |  media_pipeline_stop(&q->vdev.entity);
         |                      ^~~~~~~~~~~~~~~
         |                      |
         |                      struct media_entity *
   In file included from include/media/media-device.h:18,
                    from include/media/media-request.h:20,
                    from include/media/v4l2-ctrls.h:14,
                    from drivers/media/pci/intel/ipu3/ipu3-cio2.c:23:
   include/media/media-entity.h:972:44: note: expected 'struct media_pad *' but argument is of type 'struct media_entity *'
     972 | void media_pipeline_stop(struct media_pad *pad);
         |                          ~~~~~~~~~~~~~~~~~~^~~
   cc1: some warnings being treated as errors


vim +/media_pipeline_start +983 drivers/media/pci/intel/ipu3/ipu3-cio2.c

c2a6a07afe4a46 Yong Zhi 2017-11-08   966  
c2a6a07afe4a46 Yong Zhi 2017-11-08   967  static int cio2_vb2_start_streaming(struct vb2_queue *vq, unsigned int count)
c2a6a07afe4a46 Yong Zhi 2017-11-08   968  {
c2a6a07afe4a46 Yong Zhi 2017-11-08   969  	struct cio2_queue *q = vb2q_to_cio2_queue(vq);
c2a6a07afe4a46 Yong Zhi 2017-11-08   970  	struct cio2_device *cio2 = vb2_get_drv_priv(vq);
c2a6a07afe4a46 Yong Zhi 2017-11-08   971  	int r;
c2a6a07afe4a46 Yong Zhi 2017-11-08   972  
c2a6a07afe4a46 Yong Zhi 2017-11-08   973  	cio2->cur_queue = q;
c2a6a07afe4a46 Yong Zhi 2017-11-08   974  	atomic_set(&q->frame_sequence, 0);
c2a6a07afe4a46 Yong Zhi 2017-11-08   975  
c2a6a07afe4a46 Yong Zhi 2017-11-08   976  	r = pm_runtime_get_sync(&cio2->pci_dev->dev);
c2a6a07afe4a46 Yong Zhi 2017-11-08   977  	if (r < 0) {
c2a6a07afe4a46 Yong Zhi 2017-11-08   978  		dev_info(&cio2->pci_dev->dev, "failed to set power %d\n", r);
c2a6a07afe4a46 Yong Zhi 2017-11-08   979  		pm_runtime_put_noidle(&cio2->pci_dev->dev);
c2a6a07afe4a46 Yong Zhi 2017-11-08   980  		return r;
c2a6a07afe4a46 Yong Zhi 2017-11-08   981  	}
c2a6a07afe4a46 Yong Zhi 2017-11-08   982  
c2a6a07afe4a46 Yong Zhi 2017-11-08  @983  	r = media_pipeline_start(&q->vdev.entity, &q->pipe);
c2a6a07afe4a46 Yong Zhi 2017-11-08   984  	if (r)
c2a6a07afe4a46 Yong Zhi 2017-11-08   985  		goto fail_pipeline;
c2a6a07afe4a46 Yong Zhi 2017-11-08   986  
c2a6a07afe4a46 Yong Zhi 2017-11-08   987  	r = cio2_hw_init(cio2, q);
c2a6a07afe4a46 Yong Zhi 2017-11-08   988  	if (r)
c2a6a07afe4a46 Yong Zhi 2017-11-08   989  		goto fail_hw;
c2a6a07afe4a46 Yong Zhi 2017-11-08   990  
c2a6a07afe4a46 Yong Zhi 2017-11-08   991  	/* Start streaming on sensor */
c2a6a07afe4a46 Yong Zhi 2017-11-08   992  	r = v4l2_subdev_call(q->sensor, video, s_stream, 1);
c2a6a07afe4a46 Yong Zhi 2017-11-08   993  	if (r)
c2a6a07afe4a46 Yong Zhi 2017-11-08   994  		goto fail_csi2_subdev;
c2a6a07afe4a46 Yong Zhi 2017-11-08   995  
c2a6a07afe4a46 Yong Zhi 2017-11-08   996  	cio2->streaming = true;
c2a6a07afe4a46 Yong Zhi 2017-11-08   997  
c2a6a07afe4a46 Yong Zhi 2017-11-08   998  	return 0;
c2a6a07afe4a46 Yong Zhi 2017-11-08   999  
c2a6a07afe4a46 Yong Zhi 2017-11-08  1000  fail_csi2_subdev:
c2a6a07afe4a46 Yong Zhi 2017-11-08  1001  	cio2_hw_exit(cio2, q);
c2a6a07afe4a46 Yong Zhi 2017-11-08  1002  fail_hw:
c2a6a07afe4a46 Yong Zhi 2017-11-08 @1003  	media_pipeline_stop(&q->vdev.entity);
c2a6a07afe4a46 Yong Zhi 2017-11-08  1004  fail_pipeline:
c2a6a07afe4a46 Yong Zhi 2017-11-08  1005  	dev_dbg(&cio2->pci_dev->dev, "failed to start streaming (%d)\n", r);
dcd80955a0a13d Yong Zhi 2018-01-03  1006  	cio2_vb2_return_all_buffers(q, VB2_BUF_STATE_QUEUED);
c2a6a07afe4a46 Yong Zhi 2017-11-08  1007  	pm_runtime_put(&cio2->pci_dev->dev);
c2a6a07afe4a46 Yong Zhi 2017-11-08  1008  
c2a6a07afe4a46 Yong Zhi 2017-11-08  1009  	return r;
c2a6a07afe4a46 Yong Zhi 2017-11-08  1010  }
c2a6a07afe4a46 Yong Zhi 2017-11-08  1011  

:::::: The code at line 983 was first introduced by commit
:::::: c2a6a07afe4a466896c250cbb203657162b86f4b media: intel-ipu3: cio2: add new MIPI-CSI2 driver

:::::: TO: Yong Zhi <yong.zhi@intel.com>
:::::: CC: Mauro Carvalho Chehab <mchehab@s-opensource.com>

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

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