Re: [resend/standalone PATCH v4] Add auxiliary bus support

From: Ranjani Sridharan
Date: Fri Dec 04 2020 - 13:07:19 EST


On Fri, 2020-12-04 at 13:35 +0100, Greg KH wrote:
> On Wed, Dec 02, 2020 at 04:54:24PM -0800, Dan Williams wrote:
> > From: Dave Ertman <david.m.ertman@xxxxxxxxx>
> >
> > Add support for the Auxiliary Bus, auxiliary_device and
> > auxiliary_driver.
> > It enables drivers to create an auxiliary_device and bind an
> > auxiliary_driver to it.
> >
> > The bus supports probe/remove shutdown and suspend/resume
> > callbacks.
> > Each auxiliary_device has a unique string based id; driver binds to
> > an auxiliary_device based on this id through the bus.
> >
> > Co-developed-by: Kiran Patil <kiran.patil@xxxxxxxxx>
> > Co-developed-by: Ranjani Sridharan <
> > ranjani.sridharan@xxxxxxxxxxxxxxx>
> > Co-developed-by: Fred Oh <fred.oh@xxxxxxxxxxxxxxx>
> > Co-developed-by: Leon Romanovsky <leonro@xxxxxxxxxx>
> > Signed-off-by: Kiran Patil <kiran.patil@xxxxxxxxx>
> > Signed-off-by: Ranjani Sridharan <ranjani.sridharan@xxxxxxxxxxxxxxx
> > >
> > Signed-off-by: Fred Oh <fred.oh@xxxxxxxxxxxxxxx>
> > Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxx>
> > Signed-off-by: Dave Ertman <david.m.ertman@xxxxxxxxx>
> > Reviewed-by: Pierre-Louis Bossart <
> > pierre-louis.bossart@xxxxxxxxxxxxxxx>
> > Reviewed-by: Shiraz Saleem <shiraz.saleem@xxxxxxxxx>
> > Reviewed-by: Parav Pandit <parav@xxxxxxxxxxxx>
> > Reviewed-by: Dan Williams <dan.j.williams@xxxxxxxxx>
> > Reviewed-by: Martin Habets <mhabets@xxxxxxxxxxxxxx>
> > Link:
> > https://lore.kernel.org/r/20201113161859.1775473-2-david.m.ertman@xxxxxxxxx
> > Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
> > ---
> > This patch is "To:" the maintainers that have a pending backlog of
> > driver updates dependent on this facility, and "Cc:" Greg. Greg, I
> > understand you have asked for more time to fully review this and
> > apply
> > it to driver-core.git, likely for v5.12, but please consider Acking
> > it
> > for v5.11 instead. It looks good to me and several other
> > stakeholders.
> > Namely, stakeholders that have pressure building up behind this
> > facility
> > in particular Mellanox RDMA, but also SOF, Intel Ethernet, and
> > later on
> > Compute Express Link.
> >
> > I will take the blame for the 2 months of silence that made this
> > awkward
> > to take through driver-core.git, but at the same time I do not want
> > to
> > see that communication mistake inconvenience other parties that
> > reasonably thought this was shaping up to land in v5.11.
> >
> > I am willing to host this version at:
> >
> > git://git.kernel.org/pub/scm/linux/kernel/git/djbw/linux
> > tags/auxiliary-bus-for-5.11
> >
> > ...for all the independent drivers to have a common commit
> > baseline. It
> > is not there yet pending Greg's Ack.
>
> Here is now a signed tag for everyone else to pull from and build on
> top
> of, for 5.11-rc1, that includes this patch, and the 3 others I sent
> in
> this series.
>
> Please let me know if anyone has any problems with this tag. I'll
> keep
> it around until 5.11-rc1 is released, after which it doesn't make any
> sense to be there.
> thanks,
>
> greg k-h

Hi Mark,

Could I request you to please pull from this tag and will we re-submit
the SOF changes soon after.

Thanks,
Ranjani