16/07/2020 12:27, Jerin Jacob: > On Thu, Jul 16, 2020 at 3:48 PM Gaëtan Rivet <gr...@u256.net> wrote: > > > > On 16/07/20 12:08 +0200, Gaëtan Rivet wrote: > > > Re-CCing dev@dpdk.org as it was removed from the reply. > > > > > > On 13/07/20 08:13 -0700, Manish Chopra wrote: > > > > This is merely copy of latest linux/pci_regs.h in > > > > order to avoid dependency of dpdk on user headers. > > > > > > > > > > I guess this dependency is an issue on non-linux systems, when you must > > > use those defines in a generic implementation. Can you confirm this is > > > the motivation here? > > > > > > If so, I think it would be clearer to state "in order to avoid > > > dependency of DPDK on linux headers". > > > > > > > To add to it, if this is actually the motivation to add this header, I > > don't think it is sufficient. > > > > You can restrict the function definition to the linux part of the > > PCI bus driver instead, using stubs for other systems. > > > > > > Signed-off-by: Manish Chopra <mani...@marvell.com> > > > > Signed-off-by: Igor Russkikh <irussk...@marvell.com> > > > > --- > > > > drivers/bus/pci/linux/pci_uio.c | 2 +- > > > > drivers/bus/pci/linux/pci_vfio.c | 2 +- > > > > drivers/net/bnx2x/bnx2x.h | 2 +- > > > > drivers/net/hns3/hns3_ethdev_vf.c | 2 +- > > > > drivers/vdpa/ifc/base/ifcvf_osdep.h | 2 +- > > > > lib/librte_pci/Makefile | 1 + > > > > lib/librte_pci/meson.build | 2 +- > > > > lib/librte_pci/rte_pci_regs.h | 1075 +++++++++++++++++++++++++++ > > > > 8 files changed, 1082 insertions(+), 6 deletions(-) > > > > create mode 100644 lib/librte_pci/rte_pci_regs.h > > > > > > > > > > [...] > > > > > > > diff --git a/lib/librte_pci/rte_pci_regs.h > > > > b/lib/librte_pci/rte_pci_regs.h > > > > new file mode 100644 > > > > index 000000000..1d11f4de5 > > > > --- /dev/null > > > > +++ b/lib/librte_pci/rte_pci_regs.h > > > > @@ -0,0 +1,1075 @@ > > > > +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ > > > > +/* > > > > > > This file is delivered alongside the PCI lib, targeting userspace. > > > This seems to be an exception to the license policy described in > > > license/README. Code shared between kernel and userspace is expected > > > to be dual-licensed BSD-3 and GPL-2.0. > > > > > > As it is a copy of Linux user includes, re-licensing it as BSD-3 as well > > > is not possible. > > > > > > So I think it might require a techboard + governing board exception > > > approval. Ferruh or Thomas, what do you think? > > I think, instead of importing GPL-2.0 file, We can add the constants > as need by the DPDK > as symbols start from RTE_PCI_*(It will fix up the namespace as well).
If symbols can be found in /usr/include/, don't add anything.