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| author | Christian König <christian.koenig@amd.com> | 2015-07-07 17:24:49 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-08-17 16:50:14 -0400 |
| commit | 21c16bf634e62cf9673946f509b469e7f0953ecf (patch) | |
| tree | 91595b4cd4064a7867bbdd32cb37fc090c7ec37d /drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | |
| parent | 91e1a5207edec9e4f888e44478a9a254186e0ba8 (diff) | |
| download | op-kernel-dev-21c16bf634e62cf9673946f509b469e7f0953ecf.zip op-kernel-dev-21c16bf634e62cf9673946f509b469e7f0953ecf.tar.gz | |
drm/amdgpu: add user fence context map v2
This is a prerequisite for the GPU scheduler to make the order
of submission independent from the order of execution.
v2: properly implement the locking
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 2722815..95d5334 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -219,8 +219,10 @@ int amdgpu_ib_schedule(struct amdgpu_device *adev, unsigned num_ibs, /* wrap the last IB with fence */ if (ib->user) { uint64_t addr = amdgpu_bo_gpu_offset(ib->user->bo); + ib->user->sequence = amdgpu_ctx_add_fence(ib->ctx, ring, + &ib->fence->base); addr += ib->user->offset; - amdgpu_ring_emit_fence(ring, addr, ib->fence->seq, + amdgpu_ring_emit_fence(ring, addr, ib->user->sequence, AMDGPU_FENCE_FLAG_64BIT); } |
