[libcamera-devel,v6,0/3] Add HeapAllocator
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Message ID 20230522083546.2465448-1-chenghaoyang@google.com
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  • Add HeapAllocator
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Cheng-Hao Yang May 22, 2023, 8:35 a.m. UTC
Hi all,

The series of patches added HeapAllocator, which uses DmaHeap (moved
from Raspberry Pi pipeline handler) and UdmaHeap to allocate heap
buffers.

I've updated based on Jacopo's and Kieran's comments.
Thanks!

BR,
Harvey

Cheng-Hao Yang (3):
  libcamera: Move DmaHeap to HeapAllocator as a base class
  libcamera: Add UdmaHeap if DmaHeap is not valid
  libcamera: Add exportFrameBuffers in HeapAllocator

 include/libcamera/internal/heap_allocator.h  |  40 +++
 include/libcamera/internal/meson.build       |   1 +
 src/libcamera/heap_allocator.cpp             | 292 +++++++++++++++++++
 src/libcamera/meson.build                    |   1 +
 src/libcamera/pipeline/rpi/vc4/dma_heaps.cpp |  90 ------
 src/libcamera/pipeline/rpi/vc4/dma_heaps.h   |  32 --
 src/libcamera/pipeline/rpi/vc4/meson.build   |   5 +-
 src/libcamera/pipeline/rpi/vc4/vc4.cpp       |  11 +-
 8 files changed, 340 insertions(+), 132 deletions(-)
 create mode 100644 include/libcamera/internal/heap_allocator.h
 create mode 100644 src/libcamera/heap_allocator.cpp
 delete mode 100644 src/libcamera/pipeline/rpi/vc4/dma_heaps.cpp
 delete mode 100644 src/libcamera/pipeline/rpi/vc4/dma_heaps.h