Wolfgang Goetz wrote: Update for ppa:xorg-edgers/ppa short:doesnt work
nvidia-340: ... [opencl_init] found opencl runtime library 'libOpenCL' [opencl_init] opencl library 'libOpenCL' found on your system and loaded [opencl_init] could not get platforms: -1001 ... sudo modprobe nvidia-340-uvm lsmod | grep nvidia nvidia_uvm 35066 0 nvidia 10557103 40 nvidia_uvm drm 303102 2 nvidia ubuntu-drivers devices == /sys/devices/pci0000:00/0000:00:02.0/0000:01:00.0 == model : GK106 [GeForce GTX 660] modalias : pci:v000010DEd000011C0sv00001462sd00002872bc03sc00i00 vendor : NVIDIA Corporation driver : xserver-xorg-video-nouveau - distro free builtin driver : nvidia-340 - third-party free recommended driver : nvidia-304 - third-party free driver : nvidia-331-updates - distro non-free driver : nvidia-331 - third-party free driver : nvidia-304-updates - distro non-free disabling xorg-edgers to keep system clean. opencl seems to be a dead duck on ubu14lts. have a nice weekend. greets Woolfgang > Hello, > > spent again some time on Nvidia versions to get opencl > working again (partly). > > > > nvidia-304-updates: > -------------------- > opencl detected, kernels compiled except blendop > > leads to the known fallback to cpu with long processing time: > [dev_pixelpipe] took 77,193 secs (254,325 CPU) processed `denoise > (profiled) ' on CPU with tiling, blended on CPU [export] > > > > > nvidia-331 NOGO (checked: normal/updates, uvm) > -------------------- > darktable-cltest: -1001 > > > > for-the-file: > i searched mailinglist, google. > not very helpful except using newer nvidia blobs, some tips for uvm > and symlink: /opt/darktable/lib/darktable/libOpenCL.so > -> /usr/lib/x86_64-linux-gnu/libOpenCL.so.1.0.0 > > dt from git > GeForce GTX 660 > > > ubuntu 14.04 LTS too old? > what distribution / nvidia combination is working? > f21 is in the wild... > > > > i would not like to install driver package from nvidia itself, > screwed up my system in the past. dependency hell. iirc the > 'Additional Drivers' should be the only thing to fiddle system > settings. > > > > kind regards > Wolfgang
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