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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit multilib-build
DESCRIPTION="Virtual for OpenCL API"
SLOT="0"
KEYWORDS="amd64 x86"
RDEPEND="|| ( dev-libs/ocl-icd[khronos-headers,${MULTILIB_USEDEP}]
dev-libs/opencl-icd-loader[${MULTILIB_USEDEP}] )"
pkg_postinst() {
elog
elog "In order to take advantage of OpenCL you will need a runtime for your hardware."
elog "Currently included in Gentoo are:"
elog
elog " * open:"
elog " - dev-libs/intel-neo - integrated Intel GPUs from Broadwell onwards. 64-bit only;"
elog " - dev-libs/rocm-opencl-runtime - AMD GPUs supported by the amdgpu kernel driver."
elog " Image support still requires a proprietary extension [1]. 64-bit only;"
elog " - media-libs/mesa[opencl] - some older AMD GPUs; see [2]. 32-bit support;"
elog
elog " * proprietary:"
elog " - dev-libs/amdgpu-pro-opencl - AMD Polaris GPUs. 32-bit support;"
elog " - dev-util/intel-ocl-sdk - Intel CPUs (*not* GPUs). 64-bit only;"
elog " - x11-drivers/nvidia-drivers[uvm] - Nvidia GPUs; specific package versions"
elog " required for older devices [3]. 32-bit support."
elog
elog " [1] dev-libs/hsa-ext-rocr"
elog " [2] https://dri.freedesktop.org/wiki/GalliumCompute/"
elog " [3] https://www.nvidia.com/en-us/drivers/unix/legacy-gpu/"
elog
}
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