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drm/amdgpu: hdp flush&inval should always do
This fixes Tonga vm-fault issue when running disaster (a multiple context GL heavy tests), We should always flush & invalidate hdp no matter vm used or not. Signed-off-by: Monk Liu <Monk.Liu@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Reviewed-by: Chunming Zhou <David1.Zhou@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
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1 changed files with 5 additions and 7 deletions
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@ -163,11 +163,11 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
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amdgpu_ring_undo(ring);
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return r;
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}
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if (ring->funcs->emit_hdp_flush)
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amdgpu_ring_emit_hdp_flush(ring);
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}
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if (ring->funcs->emit_hdp_flush)
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amdgpu_ring_emit_hdp_flush(ring);
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/* always set cond_exec_polling to CONTINUE */
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*ring->cond_exe_cpu_addr = 1;
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@ -178,10 +178,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
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ring->current_ctx = ctx;
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}
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if (vm) {
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if (ring->funcs->emit_hdp_invalidate)
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amdgpu_ring_emit_hdp_invalidate(ring);
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}
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if (ring->funcs->emit_hdp_invalidate)
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amdgpu_ring_emit_hdp_invalidate(ring);
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r = amdgpu_fence_emit(ring, &hwf);
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if (r) {
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