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drm/amdgpu: fix UVD/VCE VM emulation
Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
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b7a0776949
commit
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1 changed files with 15 additions and 3 deletions
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@ -564,21 +564,33 @@ static int amdgpu_cs_ib_fill(struct amdgpu_device *adev,
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return r;
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if (ring->funcs->parse_cs) {
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struct amdgpu_bo_va_mapping *m;
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struct amdgpu_bo *aobj = NULL;
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void *kptr;
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uint64_t offset;
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uint8_t *kptr;
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amdgpu_cs_find_mapping(parser, chunk_ib->va_start, &aobj);
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m = amdgpu_cs_find_mapping(parser, chunk_ib->va_start,
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&aobj);
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if (!aobj) {
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DRM_ERROR("IB va_start is invalid\n");
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return -EINVAL;
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}
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if ((chunk_ib->va_start + chunk_ib->ib_bytes) >
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(m->it.last + 1) * AMDGPU_GPU_PAGE_SIZE) {
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DRM_ERROR("IB va_start+ib_bytes is invalid\n");
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return -EINVAL;
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}
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/* the IB should be reserved at this point */
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r = amdgpu_bo_kmap(aobj, &kptr);
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r = amdgpu_bo_kmap(aobj, (void **)&kptr);
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if (r) {
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return r;
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}
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offset = ((uint64_t)m->it.start) * AMDGPU_GPU_PAGE_SIZE;
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kptr += chunk_ib->va_start - offset;
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r = amdgpu_ib_get(ring, NULL, chunk_ib->ib_bytes, ib);
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if (r) {
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DRM_ERROR("Failed to get ib !\n");
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