[radeon-alex:upstream-4.14-drm-next-amd-dc-staging-chrome 3/16] drivers/staging//vboxvideo/vbox_mode.c:380:10: error: too few arguments to function 'drm_encoder_find'

kbuild test robot fengguang.wu at intel.com
Mon Nov 13 22:05:15 UTC 2017


tree:   git://people.freedesktop.org/~agd5f/linux.git upstream-4.14-drm-next-amd-dc-staging-chrome
head:   4448b9a68413462529d018050cd246bc33957bd6
commit: 74667d0b87be12956d9266ae54757db7adf6d1e6 [3/16] drm: Pass struct drm_file * to __drm_mode_object_find [v2]
config: i386-randconfig-s0-201746 (attached as .config)
compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026
reproduce:
        git checkout 74667d0b87be12956d9266ae54757db7adf6d1e6
        # save the attached .config to linux build tree
        make ARCH=i386 

All error/warnings (new ones prefixed by >>):

   drivers/staging//vboxvideo/vbox_mode.c: In function 'vbox_best_single_encoder':
>> drivers/staging//vboxvideo/vbox_mode.c:380:43: warning: passing argument 2 of 'drm_encoder_find' makes pointer from integer without a cast [-Wint-conversion]
      return drm_encoder_find(connector->dev, enc_id);
                                              ^~~~~~
   In file included from include/drm/drm_modeset_helper_vtables.h:33:0,
                    from include/drm/drm_crtc_helper.h:43,
                    from drivers/staging//vboxvideo/vbox_mode.c:35:
   include/drm/drm_encoder.h:216:35: note: expected 'struct drm_file *' but argument is of type 'int'
    static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev,
                                      ^~~~~~~~~~~~~~~~
>> drivers/staging//vboxvideo/vbox_mode.c:380:10: error: too few arguments to function 'drm_encoder_find'
      return drm_encoder_find(connector->dev, enc_id);
             ^~~~~~~~~~~~~~~~
   In file included from include/drm/drm_modeset_helper_vtables.h:33:0,
                    from include/drm/drm_crtc_helper.h:43,
                    from drivers/staging//vboxvideo/vbox_mode.c:35:
   include/drm/drm_encoder.h:216:35: note: declared here
    static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev,
                                      ^~~~~~~~~~~~~~~~

vim +/drm_encoder_find +380 drivers/staging//vboxvideo/vbox_mode.c

dd55d44f4 Hans de Goede 2017-07-06  372  
dd55d44f4 Hans de Goede 2017-07-06  373  static struct drm_encoder *vbox_best_single_encoder(struct drm_connector
dd55d44f4 Hans de Goede 2017-07-06  374  						    *connector)
dd55d44f4 Hans de Goede 2017-07-06  375  {
dd55d44f4 Hans de Goede 2017-07-06  376  	int enc_id = connector->encoder_ids[0];
dd55d44f4 Hans de Goede 2017-07-06  377  
dd55d44f4 Hans de Goede 2017-07-06  378  	/* pick the encoder ids */
dd55d44f4 Hans de Goede 2017-07-06  379  	if (enc_id)
dd55d44f4 Hans de Goede 2017-07-06 @380  		return drm_encoder_find(connector->dev, enc_id);
dd55d44f4 Hans de Goede 2017-07-06  381  
dd55d44f4 Hans de Goede 2017-07-06  382  	return NULL;
dd55d44f4 Hans de Goede 2017-07-06  383  }
dd55d44f4 Hans de Goede 2017-07-06  384  

:::::: The code at line 380 was first introduced by commit
:::::: dd55d44f408419278c00887bfcb2261d0caae350 staging: vboxvideo: Add vboxvideo to drivers/staging

:::::: TO: Hans de Goede <hdegoede at redhat.com>
:::::: CC: Greg Kroah-Hartman <gregkh at linuxfoundation.org>

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0-DAY kernel test infrastructure                Open Source Technology Center
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