linuxOS_D21X/source/linux-5.10/drivers/dma-buf/heaps/Kconfig
2024-11-29 16:13:46 +08:00

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config DMABUF_HEAPS_SYSTEM
bool "DMA-BUF System Heap"
depends on DMABUF_HEAPS
help
Choose this option to enable the system dmabuf heap. The system heap
is backed by pages from the buddy allocator. If in doubt, say Y.
config DMABUF_HEAPS_CMA
bool "DMA-BUF CMA Heap"
depends on DMABUF_HEAPS && DMA_CMA
help
Choose this option to enable dma-buf CMA heap. This heap is backed
by the Contiguous Memory Allocator (CMA). If your system has these
regions, you should say Y here.
config DMABUF_HEAPS_MPP
bool "DMA-BUF MPP Heap"
depends on DMABUF_HEAPS && DMA_CMA
help
Choose this option to enable dma-buf MPP heap. This heap is backed
by the Contiguous Memory Allocator (CMA). Just for MPP framework