Hi Slava,

FYI, the error/warning still remains.

tree: git://people.freedesktop.org/~agd5f/linux.git amd-19.50 head: 02692309efa6ad48d47894e40fcb3832ace49c4c commit: aa5f7e64d5afdf1b60cb7594bc78632997b6eb38 [1964/2687] drm/amdkcl: Test whether drm_universal_plane_init() wants 9 args or 8 args config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Debian 7.5.0-3) 7.5.0 reproduce: git checkout aa5f7e64d5afdf1b60cb7594bc78632997b6eb38 # save the attached .config to linux build tree make ARCH=i386

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

All errors (new ones prefixed by >>):

In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h:98:1: error: conflicting types for 'drm_fb_helper_remove_conflicting_framebuffers' drm_fb_helper_remove_conflicting_framebuffers(struct apertures_struct *a, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/kcl/kcl_drm.h:7:0, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_fb_helper.h:589:1: note: previous definition of 'drm_fb_helper_remove_conflicting_framebuffers' was here drm_fb_helper_remove_conflicting_framebuffers(struct apertures_struct *a, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h: In function 'kcl_drm_encoder_init': include/kcl/kcl_drm.h:191:9: error: too few arguments to function 'drm_encoder_init' return drm_encoder_init(dev, encoder, funcs, ^~~~~~~~~~~~~~~~ In file included from include/drm/drm_modeset_helper_vtables.h:33:0, from include/drm/drm_atomic_helper.h:32, from include/kcl/kcl_drm.h:10, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_encoder.h:183:5: note: declared here int drm_encoder_init(struct drm_device *dev, ^~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h: In function 'kcl_drm_crtc_init_with_planes': include/kcl/kcl_drm.h:206:10: error: too few arguments to function 'drm_crtc_init_with_planes' return drm_crtc_init_with_planes(dev, crtc, primary, ^~~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/drm/drmP.h:68:0, from include/kcl/kcl_drm.h:6, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_crtc.h:1120:5: note: declared here int drm_crtc_init_with_planes(struct drm_device *dev, ^~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0: include/kcl/kcl_drm.h: In function 'kcl_drm_universal_plane_init':

...

include/kcl/kcl_drm.h:227:29: error: incompatible type for argument 7 of 'drm_universal_plane_init'

formats, format_count, type); ^~~~ In file included from include/drm/drm_crtc.h:45:0, from include/drm/drmP.h:68, from include/kcl/kcl_drm.h:6, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_plane.h:713:5: note: expected 'const uint64_t * {aka const long long unsigned int *}' but argument is of type 'enum drm_plane_type' int drm_universal_plane_init(struct drm_device *dev, ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/ttm/backport/backport.h:6:0, from <command-line>:0:

...

include/kcl/kcl_drm.h:226:10: error: too few arguments to function 'drm_universal_plane_init'

return drm_universal_plane_init(dev, plane, possible_crtcs, funcs, ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/drm/drm_crtc.h:45:0, from include/drm/drmP.h:68, from include/kcl/kcl_drm.h:6, from drivers/gpu/drm/ttm/backport/backport.h:6, from <command-line>:0: include/drm/drm_plane.h:713:5: note: declared here int drm_universal_plane_init(struct drm_device *dev, ^~~~~~~~~~~~~~~~~~~~~~~~

vim +/drm_universal_plane_init +227 include/kcl/kcl_drm.h

950c9c93299ece Junwei Zhang 2016-12-23 210 950c9c93299ece Junwei Zhang 2016-12-23 211 static inline int kcl_drm_universal_plane_init(struct drm_device *dev, struct drm_plane *plane, 950c9c93299ece Junwei Zhang 2016-12-23 212 unsigned long possible_crtcs, 950c9c93299ece Junwei Zhang 2016-12-23 213 const struct drm_plane_funcs *funcs, 950c9c93299ece Junwei Zhang 2016-12-23 214 const uint32_t *formats, unsigned int format_count, 7e18f7a415538c Evan Quan 2019-02-18 215 const uint64_t *format_modifiers, 950c9c93299ece Junwei Zhang 2016-12-23 216 enum drm_plane_type type, 950c9c93299ece Junwei Zhang 2016-12-23 217 const char *name, ...) 950c9c93299ece Junwei Zhang 2016-12-23 218 { aa5f7e64d5afdf Slava Grigorev 2018-07-17 219 #if defined(HAVE_9ARGS_DRM_UNIVERSAL_PLANE_INIT) 7e18f7a415538c Evan Quan 2019-02-18 220 return drm_universal_plane_init(dev, plane, possible_crtcs, funcs, 7e18f7a415538c Evan Quan 2019-02-18 221 formats, format_count, format_modifiers, type, name); aa5f7e64d5afdf Slava Grigorev 2018-07-17 222 #elif defined(HAVE_8ARGS_DRM_UNIVERSAL_PLANE_INIT) 950c9c93299ece Junwei Zhang 2016-12-23 223 return drm_universal_plane_init(dev, plane, possible_crtcs, funcs, 950c9c93299ece Junwei Zhang 2016-12-23 224 formats, format_count, type, name); 950c9c93299ece Junwei Zhang 2016-12-23 225 #else 950c9c93299ece Junwei Zhang 2016-12-23 @226 return drm_universal_plane_init(dev, plane, possible_crtcs, funcs, 950c9c93299ece Junwei Zhang 2016-12-23 @227 formats, format_count, type); 950c9c93299ece Junwei Zhang 2016-12-23 228 #endif 950c9c93299ece Junwei Zhang 2016-12-23 229 } 950c9c93299ece Junwei Zhang 2016-12-23 230

:::::: The code at line 227 was first introduced by commit :::::: 950c9c93299eceb8cca4b12eb09a04a48d383ec6 drm/amdkcl: [4.5] fix drm encoder and plane functions

:::::: TO: Junwei Zhang Jerry.Zhang@amd.com :::::: CC: Chengming Gui Jack.Gui@amd.com

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