• Problems about zero copy clImportMemoryARM
    Hi I am trying to malloc a buffer and use it to achieve zero copy between cpu and mali gpu. The device is Redmi Note8pro, Mali G76 MC4, opencl 2.1, ddk Opencl 2.1 v1.r20p0-01rel0.a41d1d553047de7edc8f79dbe3e575cd...
  • Zero Copy Buffer Allocation on Arm Mali MidGard GPUs Opencl1.2
    I am trying to allocate a zero copy buffer on Mali Midgard GPUs . The OpenCL 1.2 guide mentions that the only sure shot way to do this is to use the flag CL_MEM_ALLOC_HOST_PTR SO, First we need to...
  • Zero Copy Buffers using cl_arm_import_memory extension in OpenCL 1.2 - arm mali midgard GPUs.
    Hi, I wish to allocate a vector and use it's data pointer to allocate a zero copy buffer on the GPU. There is this cl_arm_import_memory extension which can be used to do this. But I am not sure wether...
  • Map/Unmap operations with Zero copy buffer.
    When we create physical zero copy buffers using cl_arm_import_memory, do we really need to perform map/unmap operations everytime we make changes to the buffer from the CPU side. Since, both GPU and CPU...
  • Opencv with opencl on Mali T628
    Hi, Can any one tell that whether i can run test suite of opencv with opencl on Mali-T628 GPU or not, as it is having opencl support for version 1.1 full profile? i got doubt because i read in opencv...