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Altera_Forum
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11 years ago

AOCL Channel Usage

I'm trying to implement an LDPC decoder design in OpenCL on my PCIe385n-A7 FPGA, but in making an efficient design I've run into some issues. One of the ways I'd like to implement the code is to use...
Altera_Forum's avatar
Altera_Forum
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11 years ago

Yes, the number of channels cannot be dynamic.

Why do you need one channel per work-item? This also sounds very inefficient, because each channel will be used only partially.

You can have one channel overall, and every work-item can read and write data to that channel in both producer and consumer kernels. This way you can fully utilize the channel.