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Unset CONFIG_DMABUF_HEAPS_SYSTEM from gki_defconfig so that it can be enabled as a vendor module. This change is intended to allow partners to continue using device/SoC-specific optimizations in their system heap implementations when they switch from ION to DMA-BUF heaps. The ION system heap was built-in and partners were asked to override the system heap ID with their own if they wanted to override the GKI system heap. This per-vendor approach to override system heap will no longer be possible with DMA-BUF heaps since Android S aims to restrict framework access to DMA-BUF vendor heaps by only letting it access ABI-defined vendor heaps. VTS tests will be created to ensure that the system heap is present at /dev/dma_heap/system and behaves as expected of the system heap. Bug: 175697666 Bug: 155218010 Bug: 172527615 Signed-off-by: Hridya Valsaraju <hridya@google.com> Change-Id: Id97ed4814517339c69b99f8135e9a66e59d951a9 |
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