109 lines
3.7 KiB
Text
109 lines
3.7 KiB
Text
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menuconfig DMABUF_HEAPS_DEFERRED_FREE
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bool "DMA-BUF heaps deferred-free library"
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help
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Choose this option to enable the DMA-BUF heaps deferred-free library.
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menuconfig DMABUF_HEAPS_PAGE_POOL
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bool "DMA-BUF heaps page-pool library"
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help
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Choose this option to enable the DMA-BUF heaps page-pool library.
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config DMABUF_HEAPS_SYSTEM
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tristate "DMA-BUF System Heap"
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depends on DMABUF_HEAPS && DMABUF_HEAPS_DEFERRED_FREE && DMABUF_HEAPS_PAGE_POOL
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help
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Choose this option to enable the system dmabuf heap. The system heap
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is backed by pages from the buddy allocator. If in doubt, say Y.
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config DMABUF_HEAPS_CMA
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tristate "DMA-BUF CMA Heap"
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depends on DMABUF_HEAPS && DMA_CMA
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help
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Choose this option to enable dma-buf CMA heap. This heap is backed
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by the Contiguous Memory Allocator (CMA). If your system has these
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regions, you should say Y here.
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config QCOM_DMABUF_HEAPS
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tristate "QCOM DMA-BUF Heaps"
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depends on DMABUF_HEAPS
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help
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Choose this option to build the dma-buf heap module. Other
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heaps can subsequently be compiled into this module by enabling
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the appropriate defconfig option.
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If in doubt, say M here.
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config QCOM_DMABUF_HEAPS_SYSTEM
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bool "QCOM DMA-BUF System Heap"
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depends on QCOM_DMABUF_HEAPS
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select DMABUF_HEAPS_DEFERRED_FREE
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help
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Choose this option to build the QCOM DMA-BUF system
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heap. This heap combines the built-in system heap
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along with other optimizatons. If in doubt, say Y
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here.
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config QCOM_DMABUF_HEAPS_PAGE_POOL_REFILL
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bool "QCOM DMA-BUF Page Pool Refill"
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depends on QCOM_DMABUF_HEAPS_SYSTEM
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help
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Choose this option to enable the page pool auto refill
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feature for the system heap's page pools. When enabled,
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a thread is created which wakes up to refill the page pools
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when they fall below a particular threshold, which in turn
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results in smaller allocation latencies. If in doubt, say Y
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here.
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config QCOM_DMABUF_HEAPS_SYSTEM_SECURE
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bool "QCOM DMA-BUF System Secure Heap"
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depends on QCOM_DMABUF_HEAPS && QCOM_SECURE_BUFFER
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depends on QCOM_DMABUF_HEAPS_SYSTEM
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help
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Choose this option to build the QCOM DMA-BUF system
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secure heap. This heap, which combines the built-in
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system heap along with other optimizations, assigns
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memory that is secure by default. If in doubt, say Y
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here.
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config QCOM_DMABUF_HEAPS_SYSTEM_UNCACHED
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bool "QCOM DMA-BUF Uncached System Heap"
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depends on QCOM_DMABUF_HEAPS && QCOM_DMABUF_HEAPS_SYSTEM
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help
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Choose this option to create an uncached QCOM DMA-BUF
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system heap. This heap is equivalent to our system heap,
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such that the memory is mapped as uncached. If in doubt,
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say Y here.
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config QCOM_DMABUF_HEAPS_CMA
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bool "QCOM DMA-BUF CMA Heap"
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depends on QCOM_DMABUF_HEAPS && DMA_CMA
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help
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Choose this option to build the QCOM DMA-BUF CMA heap.
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If in doubt, say Y here.
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config QCOM_DMABUF_HEAPS_CARVEOUT
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bool "QCOM dma-buf Carveout Heap"
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depends on QCOM_DMABUF_HEAPS
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help
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Choose this option to build the QCOM DMA-BUF Carveout heap.
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If in doubt, say Y here.
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config QCOM_DMABUF_HEAPS_BITSTREAM_CONTIG
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bool "QCOM DMA-BUF Bitstream Contiguous Heap"
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depends on QCOM_DMABUF_HEAPS && QCOM_SECURE_BUFFER
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depends on QCOM_DMABUF_HEAPS_CMA
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help
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Choose this option to build the QCOM bitstream contiguous
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heap. This heap, allocates memory from the display heap
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and then assigns to the CP_BITSTREAM endpoint, before
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returning this allocation to user space. It uses the name
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'system-secure'. If in doubt, say N here.
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config QCOM_DMABUF_HEAPS_TUI_CARVEOUT
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bool "QCOM DMA-BUF TUI Carveout Heap"
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depends on QCOM_DMABUF_HEAPS
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help
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Choose this option to build the QCOM Trusted UI carvout heap.
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This heap is controlled from an ioctl, and memory is transferred
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to it from the Primary VM. Not GKI-Compatible as it cannot
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be built as a module.
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