Dnia 2014-04-21, pon o godzinie 10:24 +0100, Russel Winder pisze: > Rebecca, > > Thanks for this, most helpful. > > On Sat, 2014-04-19 at 20:34 +0100, Rebecca N. Palmer wrote: > > nvidia-libopencl1 is OpenCL 1.1, not 1.2, and pyopencl hence doesn't > > work with it: > > https://bugs.launchpad.net/ubuntu/+source/pyopencl/+bug/1174205 > > OK, I purged this package and various others went with it. (But some > came back…) > > > You can still use pyopencl with Nvidia hardware, as the > > hardware-specific part is opencl-icd not libopencl1. The choices for > > this are: > > nvidia-opencl-icd (Nvidia GPUs) > > mesa-opencl-icd (Radeon GPUs; plans to support more in the future) > > amd-opencl-icd (Radeon GPUs, and CPUs) > > amd-opencl-icd-legacy (older Radeon GPUs) > > beignet (Intel GPUs) > > > > At present it is necessary to choose the correct opencl-icd manually, as > > the package management system doesn't know what GPU you have, and > > installing them all doesn't work as beignet crashes if its hardware is > > not present. > > If I try to install python3-pyopencl Aptitude tries to install the AMD > package. But as you hint, by installing the nvidia-opencl-icd package > manually first it pulls in various NVIDIA bits that were purged a few > moments earlier, but then allows python3-pyopencl to install fine.
nvidia-opencl-icd depends on other NVIDIA-related libraries, e.g. for compiling OpenCL code. -- Tomasz Rybak GPG/PGP key ID: 2AD5 9860 Fingerprint A481 824E 7DD3 9C0E C40A 488E C654 FB33 2AD5 9860 http://member.acm.org/~tomaszrybak
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