KernelUtil.cpp

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#include "SkelCL/detail/KernelUtil.h"

namespace skelcl {

namespace detail {

namespace kernelUtil {

void setKernelArgs(cl::Kernel& /*kernel*/,
                   const Device& /*device*/,
                   size_t /*index*/)
{
}

size_t getKernelGroupSize(cl::Kernel kernel, const Device& device) {
    size_t datasize = 0;
    kernel.getWorkGroupInfo(device.clDevice(), CL_KERNEL_WORK_GROUP_SIZE, &datasize);
    return datasize;
}

size_t determineWorkgroupSizeForKernel(cl::Kernel kernel, const Device& device) {
    size_t kernelMaxWorkgroupSize = getKernelGroupSize(kernel, device);
    size_t deviceMaxWorkgroupSize = device.maxWorkGroupSize();
    return kernelMaxWorkgroupSize < deviceMaxWorkgroupSize ? kernelMaxWorkgroupSize : deviceMaxWorkgroupSize;
}

} // namespace kernelUtil

} // namespace detail

} // namespace skelcl