diff options
| author | Monk Liu <Monk.Liu@amd.com> | 2017-06-19 10:19:41 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-07-25 16:29:26 -0400 |
| commit | 0915fdbc69f58644f437730fbc9e1f1ab426fe18 (patch) | |
| tree | da3ada74fbbc639d3fabd40c39a566b069ae7c9e /drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | |
| parent | e342610c9a9b36459c5be107cb0b7c338404fcc3 (diff) | |
drm/amdgpu:fix gfx fence allocate size
1, for sriov, we need 8dw for the gfx fence due to CP
behaviour
2, cleanup wrong logic in wptr/rptr wb alloc and free
Change-Id: Ifbfed17a4621dae57244942ffac7de1743de0294
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index 75165e07b1cd..15b7149d1204 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -212,10 +212,19 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, } - r = amdgpu_wb_get(adev, &ring->fence_offs); - if (r) { - dev_err(adev->dev, "(%d) ring fence_offs wb alloc failed\n", r); - return r; + if (amdgpu_sriov_vf(adev) && ring->funcs->type == AMDGPU_RING_TYPE_GFX) { + r = amdgpu_wb_get_256Bit(adev, &ring->fence_offs); + if (r) { + dev_err(adev->dev, "(%d) ring fence_offs wb alloc failed\n", r); + return r; + } + + } else { + r = amdgpu_wb_get(adev, &ring->fence_offs); + if (r) { + dev_err(adev->dev, "(%d) ring fence_offs wb alloc failed\n", r); + return r; + } } r = amdgpu_wb_get(adev, &ring->cond_exe_offs); @@ -278,17 +287,18 @@ void amdgpu_ring_fini(struct amdgpu_ring *ring) ring->ready = false; if (ring->funcs->support_64bit_ptrs) { - amdgpu_wb_free_64bit(ring->adev, ring->cond_exe_offs); - amdgpu_wb_free_64bit(ring->adev, ring->fence_offs); amdgpu_wb_free_64bit(ring->adev, ring->rptr_offs); amdgpu_wb_free_64bit(ring->adev, ring->wptr_offs); } else { - amdgpu_wb_free(ring->adev, ring->cond_exe_offs); - amdgpu_wb_free(ring->adev, ring->fence_offs); amdgpu_wb_free(ring->adev, ring->rptr_offs); amdgpu_wb_free(ring->adev, ring->wptr_offs); } + amdgpu_wb_free(ring->adev, ring->cond_exe_offs); + if (amdgpu_sriov_vf(ring->adev) && ring->funcs->type == AMDGPU_RING_TYPE_GFX) + amdgpu_wb_free_256bit(ring->adev, ring->fence_offs); + else + amdgpu_wb_free(ring->adev, ring->fence_offs); amdgpu_bo_free_kernel(&ring->ring_obj, &ring->gpu_addr, |