[Libva] drm_intel_bo_alloc_for_render + dri_bo_map can help me read back the decoded data?

[Xiang, Haihao]

On Sat, 2011-08-13 at 23:28 +0800, hank peng wrote:
> Hi, all:
> I noticed that the dri_bo of a object surface is allocated using
> drm_intel_bo_alloc_tiled function which returned USWC buffer, can I
> use drm_intel_bo_alloc_for_render instead and then dri_bo_map to get
> real decoded data back?

No

> 
>