Request: provide Linux OpenCL 2.1 support for Skylake iGPU like new Windows...
Hi, was impressed to see OpenCL 2.1 support exposed on Intel HD 530 iGPU (Skylake) in new Intel 22.20.16.4785 WHQL drivers.. it supports also SPIR-V.. I checked it.. previously was only a Kabylake iGPU...
View ArticleWhat to do when kernel hangs OpenCL on Win10?
I've been debugging some new kernels and have managed to hang IOC (or something deeper).After the debugging session I can't compile any more kernels.Is there a convenient way to restart/reset the...
View ArticleMS VS2017 warning message after installing OpenCL package
After installing the recent OpenCL package by executing intel_aocl_setup_7.0.0.2519.exe, I reveive the warning message'The Scc Display Information' package did not load correctlyafter starting either...
View ArticleIntel® SDK for OpenCL™ for Windows* Intel® Software Setup Assistant ended...
Intel® SDK for OpenCL™ for Windows* Intel® Software Setup Assistant ended prematurely due to error(s). Installer logs location:...
View ArticleHow to debug segfault in an OpenCL kernel?
My kernel works on AMD and NVIDIA OpenCL, but for some specific test, it fails on Intel ocl with i7-7700k. it threw a segfault and crashed.I want to find out where in my code had caused the issue. I...
View ArticleProbleme de manipulation les fichiers DICOM sous Android Studio et OpenCL
Bonjour,J ai un soucis pour manipuler les images DICOM sous Andoid Studio et open CL en lecture, ecriture, extraction et autres.Ci dessus un code qui presente des erreurs de compilationpublic...
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clEnqueueReadBuffer sometimes too slow(2second)
clEnqueueReadBuffer sometimes too slow(2second)Hello, I'm making real-time application but sometimes clEnqueueReadBuffer is too slow. I tested clEnqueueReadBuffer with attached code. But I don't know...
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OpenCl kernel code behaves differenty (incorrectly) when wrapped in a function.
(Sorry if a similar problem has already been posted - I wasn't sure what to search for.)Hello,I'm using PyOpenCl and my OpenCl kernel code behaves differently (wrongly) when I put it in a function than...
View ArticleCode Builder initialization failed
Dear all,I am facing an issue with the Code Builder in the last Intel OpenCL SDK (version 7.0.0.2519) with Visual Studio 2017. When I start VS the following message appears: "Code Builder...
View ArticleNew Computer Vision SDK Beta R3 Released
Just released: new Intel® Computer Vision SDK Beta R3 with FPGA support, deep learning enhancements, and traditional computer vision improvementsWe’re proud to announce the launch of Intel® Computer...
View ArticleHow to read / write pipe in order with different workgroups and CUs?
Hello~ i am trying to use Pipe in OpenCL2.0, but in my code I use many different workgroups and CUs. I have defined below attribute__attribute__((num_compute_units(2))) In my code it produces random...
View ArticleInstall OpenCL on Centos6.9
Hi,allI want to install OpenCL Driver on Centos6.I got a message that the drive did not support this OS.Is there any version supports this OS?Please .Thanks!
View ArticleMemory leak in clSetKernelArg with arg_value=NULL
I am using "block_advanced_motion_estimate_check_intel" kernel for motion estimation. As per OpenCL Extensions for AVME, some of the arg_value can be set to NULL if the corresponding parameter needs to...
View ArticleNo GPU device found on SkyLake + Ubuntu 16.04
hi,Suppose OpenCL driver for Intel HD graphics on SkyLake is available on Ubuntu 14.02. But it's unfortunately not. I downloaded SRB5.0_linux64.zip (with BUILD_ID 63503 in it) and installed it this way...
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Performance issue with clCreateKernel()
Hello,I am experiencing performance issues with Intel OpenCL drivers when calling clCreateKernel(). Attached you can find a test code (using Boost Compute) with reference values taken from various...
View ArticleCentos 6.5 Support
I need to install Intel OpenCL support under CentOS 6.5, and after considerable research, I believe the answer is the depricated 'OpenCL Applications XE 2013 R3' package. Problem is, after two days of...
View ArticleA couple of problems using latest OpenCL SDK
Hi, I have a fresh PC build and wanted to try out OpenCL SDK, but some functionality seems to be broken.System I'm using:Intel I7-8700 with UHD Graphics 630Intel Graphics Driver 15.47.02.4815Intel SDK...
View ArticleSegFault in 'PrepareKernelArgs' caused by function call within __kernel
Hi,I have encountered an issue compiling my OpenCL kernel using the Intel CPU-only runtime (v16.1.1) on RHEL 7 (x64).I've created a MWE in a github gist here(using pyopencl to compile / setup args,...
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Wrong alignment when passing structs to a kernel
Hello,I am using clSetKernelArg to pass a struct with cl_float3 values to the kernel. cl_float3 is the same as cl_float4 and needs to be aligned at 16 byte boundary according to the OpenCL...
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