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choosing the right tools, getting started with openCL
Hy there I would like to get started with programming in oenCL and I'm not sure where to begin.---1)First of all, what are my possibilities for openCL implementations and what are the inconvenients of...
View ArticleOCL compile error
Hi, I'm running Win7/64, HD5770, Catalyst 13.1. When my program compiles I receive this output when targeting the GPU (runs fine on CPU): Select device - OpenCL Platform 1/1: Advanced Micro Devices,...
View ArticleOpenCV OCL testsuite fails with Catalyst 13.1
My environmentCPU Intel i5 3570k 3,40GhzGPU AMD Radeon 7970 GHz 1.1 GhzCENTOS 6.3 (alias RED HAT 6.3) 64BitCatalyst 13.1 Driver 9.012 The opencl testsuite (opencv_test_ocl) coming with opencv release...
View ArticleAMD APP SDK v2.8 Driver for FirePro W8000
I'm looking for the right driver to use the AMD APP SDK v2.8 with an AMD FirePro W8000 on 64-bit Red Hat Enterprise Linux 6.2. The APP SDK v2.8 web page...
View ArticleRunning/Debugging OpenCL program remotely. Running OpenCL and use graphics...
I am wondering if there is any restriction/side effect if I debug and profile OpenCL program remotely. Also if the graphics card is used to drive the display at the same time, is there any...
View ArticleExtremely Slow CodeXL Debugging Experience
I am debugging a kernel that is not very complex. It is extremely slow when stepping over source code. When I let it to another breakpoint that is in the middle of the code, it is there taking long...
View ArticleOpenCL on NVidia
Hello) I have a simple question. How can I run AMDAPP on NVidia card? Do I need to install any additional framework?
View ArticlePower Control Settings missing from Linux version of Catalyst Control Center
PowerTuneHello Gents,I have to move my project from Windows to Linux, but 'Power Control Settings' missing from the Linux version of Catalyst Control Center 11.5.I badly need that extra performance I...
View ArticleHow do I parallelize the following sequential code?
I wanted to to make the following kernel code parallel, In the code below size of a is n, b and c is 8*n and of d is some value less than n(eg : 3*n/4) j=0; for(i=0;i<n;i++) { if...
View Articlehelp adding double float precision with #pragma OPENCL EXTENSION "CL build...
i tried addding the # pragma OPENCL EXTENSION cl_khr_fp64 : enablein the kernal but then i suddenly get an error,and tested my kernal in the kernal analyzer but its saysOpenCL Compile Error:...
View ArticleGPU Direct equivalent in AMD OpenCL
Hi, As in NVIDIA CUDA based GPU direct in which we can communicate with GPU and CPU or GPU and GPU with less latency , do we have anything equivalent to this with AMD OpenCL ? According to my...
View ArticleAdding dedicated GPU to Trinity based Linux system
Hi I'm currently using a Trinity system running Linux that has worked well enough so far, but I believe I'm approaching the limits of the integrated GPU. I'm considering to add a dedicated GPU from the...
View ArticleTexture reads return garbage for CLImage2D [with minimal example]
Hello everyone, first I should say that this is a cross-post from http://www.khronos.org/message_boards/viewtopic.php?f=56&t=5456Since I didn't get an answer after two weeks I figured I could post...
View Articleshow used GPU memory
Hello, is it possible to show currently used / free GPU free memory either with aticonfig or any other tool? I'm using a HD7970 on Linux.
View ArticleOpenCL kernel recycling makes Xorg crash
System:CPU: turion ultra ZM-86 / 4GBGPU: radeon HD 4570 / 512MB Software:Xorg 1.12.4Catalyst 13.1 for legacy GPUGCC 4.6.3linux kernel 3.2.43 I have a very weird problem while performing an 'iteration'...
View ArticleOpenCL bug with HD 7790 (Bonaire)
Hello, I am hitting an odd bug running one of my OpenCL kernels on a new HD 7790. This is a kernel that I've verified on a HD 7770, and also on some Fermi and Kepler cards also. After a lot of...
View ArticleGPU_MAX_ALLOC_PERCENT and 13.1 drivers failure
While my code was running well in production using GPU_MAX_ALLOC_PERCENT at up to 100% with the 12.4 drivers, it fails (CL_OUT_OF_RESOURCES) with the 13.1 drivers (I allocate up to 90% of memory from...
View ArticleBug of Catalyst drivers of version 12.10 and later running with Radeon HD...
An intricate bug has been found in the latest Catalyst drivers when running OpenCL kernels with constant indexes accessing the __local memory.Conditions: The bug only emerges in each group when...
View ArticleBug with while(a && b) statements
Hello, I'm getting a bug on GCN series in a statement of the following format: int ti = (some vector var)int cont = true; while(ti >=0 && cont){ cont = false; if(some conditions) {...
View Articledebian: xorg & catalyst updated, opencl no longer finds GPU
I recently upgraded to the latest AMD drivers (13.1) after prolonged suffering and now clGetDeviceIDs no longer finds my GPU. I updated Xorg first, which broke, and after I purged the earlier AMD...
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