Re: [GIT_PULL] SOC: TI Keystone Ring Accelerator driver for v5.6

[santosh . shilimkar]

On 1/16/20 4:03 PM, Olof Johansson wrote:
> Hi,
>
> On Thu, Jan 16, 2020 at 12:07:39PM -0800, Santosh Shilimkar wrote:
> > Its bit late for pull request, but if possible, please pull it to
> > soc drivers tree.
> >
> > The following changes since commit e42617b825f8073569da76dc4510bfa019b1c35a:
> >
> >    Linux 5.5-rc1 (2019-12-08 14:57:55 -0800)
> >
> > are available in the git repository at:
> >
> >    git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone.git tags/drivers_soc_for_5.6
> >
> > for you to fetch changes up to 3277e8aa2504d97e022ecb9777d784ac1a439d36:
> >
> >    soc: ti: k3: add navss ringacc driver (2020-01-15 10:07:27 -0800)
> >
> > ----------------------------------------------------------------
> > SOC: TI Keystone Ring Accelerator driver
> >
> > The Ring Accelerator (RINGACC or RA) provides hardware acceleration to
> > enable straightforward passing of work between a producer and a consumer.
> > There is one RINGACC module per NAVSS on TI AM65x SoCs.
>
> This driver doesn't seem to have exported symbols, and no in-kernel
> users. So how will it be used?
>
> Usually we ask to hold off until the consuming side/drivers are also ready.
The other patches getting merged via Vinod's tree. The combined series
is split into couple of series. Vinod is going to pull this branch
and apply rest of the patchset. And then couple of additional consumer
drivers will get posted.

> Also, is there a reason this is under drivers/soc/ instead of somewhere more
> suitable in the drivers subsystem? It's not "soc glue code" in the same way as
> drivers/soc was intended originally.
These kind of SOC IP drivers, we put into drivers/soc/ because of lack
of specific subsystem where they fit in. Navigator was also similar example.

Regards,
Santosh