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authorHans de Goede <hdegoede@redhat.com>2024-06-03 13:12:58 +0200
committerKieran Bingham <kieran.bingham@ideasonboard.com>2024-06-04 16:19:33 +0100
commitea4baaacc3250eadb929fcef59bb9ddefb012952 (patch)
tree2bb3870c0da614a0d0a5f0c6f195f1a40ee62391 /src/android/camera_hal_manager.h
parent447da4a11f06f0d950fe75c20c7bb9f5d5408880 (diff)
libcamera: DmaBufAllocator: Support allocating from /dev/udmabuf
The dma-buf allocator currently allocates from CMA and system heaps. Extend the dma-buf allocator to support allocating dma-buffers by creating memfd-s and turning those into dma-buffers using /dev/udmabuf. The buffers allocated through memfd/udmabuf are not suitable for zero-copy buffer sharing with other devices. Co-developed-by: Harvey Yang <chenghaoyang@chromium.org> Signed-off-by: Harvey Yang <chenghaoyang@chromium.org> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> # Lenovo-x13s Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'src/android/camera_hal_manager.h')
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