build broken on drm-next

[StDenis, Tom]

Hi,

This commit

commit e421c656beefa1044f65cf50d7a7455df60cd703 

Refs: v4.20-rc3-530-ge421c656beef 

Author:     Tiecheng Zhou <Tiecheng.Zhou at amd.com> 

AuthorDate: Fri Dec 7 09:11:35 2018 +0800 

Commit:     Tiecheng Zhou <Tiecheng.Zhou at amd.com> 

CommitDate: Mon Dec 10 11:14:27 2018 +0800 


     drm/amdgpu: bypass RLC init under sriov for Tonga

     RLC will go wrong in soft_reset under sriov

     Workaroound: only need to init RLC csb, and skip RLC stop, reset, start
         this is because host-driver has already done full 
initialization on RLC

     Signed-off-by: Tiecehng Zhou <Tiecheng.Zhou at amd.com> 

     Acked-by: Alex Deucher <alexander.deucher at amd.com> 


Causes a build error on amd-staging-drm-next:

drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c: In function ‘gfx_v8_0_rlc_resume’:
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c:4071:6: error: implicit 
declaration of function ‘amdgpu_sriov’; did you mean ‘amdgpu_sriov_vf’? 
[-Werror=implicit-function-declaration]
   if (amdgpu_sriov(adev)) {
       ^~~~~~~~~~~~
       amdgpu_sriov_vf
   CC [M]  drivers/gpu/drm/amd/amdgpu/sdma_v3_0.o
   CC [M]  drivers/gpu/drm/amd/amdgpu/sdma_v4_0.o
   CC [M]  drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.o
cc1: some warnings being treated as errors
make[4]: *** [scripts/Makefile.build:293: 
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.o] Error 1
make[4]: *** Waiting for unfinished jobs....
make[3]: *** [scripts/Makefile.build:518: drivers/gpu/drm/amd/amdgpu] 
Error 2
make[2]: *** [scripts/Makefile.build:518: drivers/gpu/drm] Error 2
make[1]: *** [scripts/Makefile.build:518: drivers/gpu] Error 2
make: *** [Makefile:1060: drivers] Error 2


Tom