drivers/gpu/drm/nouveau/nvkm/engine/gr/gk20a.c:87:1: warning: no previous prototype for 'gk20a_gr_aiv_to_init'

[kbuild test robot]

Hi Ben,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   b0c3ba31be3e45a130e13b278cf3b90f69bda6f6
commit: a2bfb50e72aeb139801109e3b4eb73ac53bde314 drm/nouveau/gr/gk20a,gm200-: 
use nvkm_firmware_load_blob for sw init
date:   4 months ago
config: arm64-sof-customedconfig-xrun-debug-defconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout a2bfb50e72aeb139801109e3b4eb73ac53bde314
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross 
ARCH=arm64 

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

All warnings (new ones prefixed by >>, old ones prefixed by <<):

drivers/gpu/drm/nouveau/nvkm/engine/gr/gk20a.c:37:1: warning: no previous 
prototype for 'gk20a_gr_av_to_init' [-Wmissing-prototypes]
37 | gk20a_gr_av_to_init(struct gf100_gr *gr, const char *path, const char 
*name,
| ^~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/nouveau/nvkm/engine/gr/gk20a.c:87:1: warning: no previous 
>> prototype for 'gk20a_gr_aiv_to_init' [-Wmissing-prototypes]
87 | gk20a_gr_aiv_to_init(struct gf100_gr *gr, const char *path, const char 
*name,
| ^~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/nouveau/nvkm/engine/gr/gk20a.c:130:1: warning: no previous 
prototype for 'gk20a_gr_av_to_method' [-Wmissing-prototypes]
130 | gk20a_gr_av_to_method(struct gf100_gr *gr, const char *path, const char 
*name,
| ^~~~~~~~~~~~~~~~~~~~~

vim +/gk20a_gr_aiv_to_init +87 drivers/gpu/drm/nouveau/nvkm/engine/gr/gk20a.c

    85  
    86  int
  > 87  gk20a_gr_aiv_to_init(struct gf100_gr *gr, const char *path, const char 
*name,
    88                       int ver, struct gf100_gr_pack **ppack)
    89  {
    90          struct nvkm_subdev *subdev = &gr->base.engine.subdev;
    91          struct nvkm_blob blob;
    92          struct gf100_gr_init *init;
    93          struct gf100_gr_pack *pack;
    94          int nent;
    95          int ret;
    96          int i;
    97  
    98          ret = nvkm_firmware_load_blob(subdev, path, name, ver, &blob);
    99          if (ret)
   100                  return ret;
   101  
   102          nent = (blob.size / sizeof(struct gk20a_fw_aiv));
   103          pack = vzalloc((sizeof(*pack) * 2) + (sizeof(*init) * (nent + 
1)));
   104          if (!pack) {
   105                  ret = -ENOMEM;
   106                  goto end;
   107          }
   108  
   109          init = (void *)(pack + 2);
   110          pack[0].init = init;
   111  
   112          for (i = 0; i < nent; i++) {
   113                  struct gf100_gr_init *ent = &init[i];
   114                  struct gk20a_fw_aiv *av = &((struct gk20a_fw_aiv 
*)blob.data)[i];
   115  
   116                  ent->addr = av->addr;
   117                  ent->data = av->data;
   118                  ent->count = 1;
   119                  ent->pitch = 1;
   120          }
   121  
   122          *ppack = pack;
   123  
   124  end:
   125          nvkm_blob_dtor(&blob);
   126          return ret;
   127  }
   128  

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

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