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Altera_Forum
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8 years ago

Help with porting a CUDA code to OpenCL

Hi everyone. I am porting a CUDA kernel to OpenCL kernel to execute it on a FPGA (Stratix V). The code looks very similar so it shouldn't be a problem except that this FPGA board supports only O...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

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Unless you are converting the OpenCL error number incorrectly, "INVALID COMMAND QUEUE" has nothing to do with what is in your kernel; it is because you have some issue in your host code. Find the OpenCL function in the host that is throwing this error and fix it.

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I have used clerrors.h from the tests project of the fpga board to decode the error. Also if I run the kernel with some data it doesn't fail. If I do with other data it does fail. I am not sure why. Data doesn't look to be corrupted.