leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/amdgpu: disable HDP flushes on APUs

Browse Source 
We completely bypass the HDP now.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2017-02-17 15:04:31 +01:00 committed by Alex Deucher
parent 7ca85295d8
commit c5cb934ebd
1 changed files with 10 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
View File

@ -172,7 +172,11 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
}
}
if (ring->funcs->emit_hdp_flush)
if (ring->funcs->emit_hdp_flush
#ifdef CONFIG_X86_64
&& !(adev->flags & AMD_IS_APU)
#endif
)
amdgpu_ring_emit_hdp_flush(ring);
skip_preamble = ring->current_ctx == fence_ctx;
@ -202,7 +206,11 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
need_ctx_switch = false;
}
if (ring->funcs->emit_hdp_invalidate)
if (ring->funcs->emit_hdp_invalidate
#ifdef CONFIG_X86_64
&& !(adev->flags & AMD_IS_APU)
#endif
)
amdgpu_ring_emit_hdp_invalidate(ring);
r = amdgpu_fence_emit(ring, f);