I get this error:

modprobe: FATAL: Module cmemk not found in directory /lib/modules/4.4.23-ti-r51

Any suggestions?

Thanks.

Chris

On Thursday, October 27, 2016 at 1:40:30 PM UTC-7, robert nelson wrote:
> Hey Everyone,
> 
> Finally got OpenCL working again on v4.4.x, lots of fun "dkms" module
> issues, so ripped all those out..
> 
> mkbian@beaglebone:/usr/share/ti/examples/opencl/float_compute$ sudo
> modprobe cmem
> This example computes y[i] = M[i] * x[i] + C on single precision
> floating point arrays of size 2097152
> - Computation on the ARM is parallelized across the A15s using OpenMP.
> - Computation on the DSP is performed by dispatching an OpenCL NDRange
> kernel across the compute units (C66x cores) in the compute device.
> 
> Running.....
> 
> Average across 5 runs:
> ARM (2 OpenMP threads)         : 0.008669 secs
> DSP (OpenCL NDRange kernel)    : 0.007781 secs
> OpenCL-DSP speedup             : 1.114124
> 
> For more information on:
> 
> This Sunday's lxqt image will have all the fun bits..
> 
> For older images do this:
> 
> sudo apt-get update
> sudo apt-get upgrade
> 
> sudo apt-get remove dkms --purge  #get rid of dkms/etc..
> 
> cd /opt/scripts/tools/
> git pull
> sudo ./update_kernel.sh
> sudo reboot
> 
> cd /usr/share/ti/examples/opencl/float_compute/
> sudo make
> sudo modprobe cmemk
> sudo ./float_compute
> 
> Regards,
> 
> -- 
> Robert Nelson
> https://rcn-ee.com/

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