Jussi Rasanen bef2159086 gpu: nvgpu: Add support for CDE scatter buffers ...

Add support for CDE scatter buffers. When the bus addresses for
surfaces are not contiguous as seen by the GPU (e.g., when SMMU is
bypassed), CDE swizzling needs additional per-page information. This
information is populated in a scatter buffer when required.

Bug 1604102

Change-Id: I3384e2cfb5d5f628ed0f21375bdac8e36b77ae4f
Signed-off-by: Jussi Rasanen <jrasanen@nvidia.com>
Reviewed-on: http://git-master/r/789436
Reviewed-on: http://git-master/r/791243
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

2015-09-28 17:41:23 -07:00

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