On Sat, 2020-04-04 at 22:59 +0100, Marek Szuba wrote: > Instead of pulling in various OpenCL runtimes, only depend on > eselect-opencl and an OpenCL ICD loader (dev-libs/ocl-icd) in order > to provide hardware-independent header files and libraries for > OpenCL-aware software to build against. Actual runtimes are now simply > suggested to the user via a postinst message. > > Signed-off-by: Marek Szuba <[email protected]> > --- > virtual/opencl/opencl-3.ebuild | 31 +++++++++++++++++++++++++++++++ > 1 file changed, 31 insertions(+) > create mode 100644 virtual/opencl/opencl-3.ebuild > > diff --git a/virtual/opencl/opencl-3.ebuild b/virtual/opencl/opencl-3.ebuild > new file mode 100644 > index 00000000000..9851d1ccbeb > --- /dev/null > +++ b/virtual/opencl/opencl-3.ebuild > @@ -0,0 +1,31 @@ > +# Copyright 1999-2020 Gentoo Authors > +# Distributed under the terms of the GNU General Public License v2 > + > +EAPI=6
Is there really a good reason to use an old EAPI here?
> +
> +inherit multilib-build
> +
> +DESCRIPTION="Virtual for OpenCL API"
> +SLOT="0"
> +KEYWORDS="~amd64 ~x86"
> +
> +RDEPEND="app-eselect/eselect-opencl
> + dev-libs/ocl-icd[khronos-headers,${MULTILIB_USEDEP}]"
Wouldn't it make sense to remove the virtual and just have stuff depend
on that instead?
> +
> +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 " dev-libs/intel-neo - integrated Intel GPUs from Broadwell
> onwards. Open. 64-bit only"
> + elog " dev-libs/rocm-opencl-runtime - AMD GPUs supported by the
> amdgpu kernel driver. Mostly open [1]. 64-bit only"
> + elog " media-libs/mesa[opencl] - some older AMD GPUs; see [2]. Open.
> 32-bit support"
> + elog " dev-libs/amdgpu-pro-opencl - AMD Polaris GPUs. Proprietary,
> provided as-is. 32-bit support"
> + elog " dev-util/intel-ocl-sdk - Intel CPUs. Proprietary. 64-bit only"
> + elog " x11-drivers/nvidia-drivers[uvm] - Nvidia GPUs; specific
> package versions required for older ones [3]. Proprietary. 32-bit support"
> + elog
> + elog " [1] Proprietary library from dev-libs/hsa-ext-rocr required for
> image support"
> + elog " [2] https://dri.freedesktop.org/wiki/GalliumCompute/";
> + elog " [3] https://www.nvidia.com/en-us/drivers/unix/legacy-gpu/";
> + elog
> +}
This looks like README.gentoo material.
--
Best regards,
Michał Górny
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