From: mark gross <mgross@linux.intel.com>
To: Rob Herring <robh@kernel.org>
Cc: mgross@linux.intel.com, markgross@kernel.org, arnd@arndb.de,
bp@suse.de, damien.lemoal@wdc.com, dragan.cvetic@xilinx.com,
gregkh@linuxfoundation.org, corbet@lwn.net,
leonard.crestez@nxp.com, palmerdabbelt@google.com,
paul.walmsley@sifive.com, peng.fan@nxp.com, shawnguo@kernel.org,
linux-kernel@vger.kernel.org,
Daniele Alessandrelli <daniele.alessandrelli@intel.com>,
devicetree@vger.kernel.org
Subject: Re: [PATCH 02/22] dt-bindings: Add bindings for Keem Bay IPC driver
Date: Mon, 7 Dec 2020 10:22:04 -0800 [thread overview]
Message-ID: <20201207182204.GC49179@linux.intel.com> (raw)
In-Reply-To: <20201207160152.GB351233@robh.at.kernel.org>
On Mon, Dec 07, 2020 at 10:01:52AM -0600, Rob Herring wrote:
> On Tue, Dec 01, 2020 at 02:34:51PM -0800, mgross@linux.intel.com wrote:
> > From: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
> >
> > Add DT binding documentation for the Intel Keem Bay IPC driver, which
> > enables communication between the Computing Sub-System (CSS) and the
> > Multimedia Sub-System (MSS) of the Intel Movidius SoC code named Keem
> > Bay.
> >
> > Cc: devicetree@vger.kernel.org
> > Reviewed-by: Mark Gross <mgross@linux.intel.com>
> > Signed-off-by: Daniele Alessandrelli <daniele.alessandrelli@intel.com>
> > ---
> > .../bindings/soc/intel/intel,keembay-ipc.yaml | 63 +++++++++++++++++++
> > 1 file changed, 63 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/soc/intel/intel,keembay-ipc.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/soc/intel/intel,keembay-ipc.yaml b/Documentation/devicetree/bindings/soc/intel/intel,keembay-ipc.yaml
> > new file mode 100644
> > index 000000000000..6e21c54d8f34
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/soc/intel/intel,keembay-ipc.yaml
> > @@ -0,0 +1,63 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +# Copyright (C) 2020 Intel Corporation
> > +%YAML 1.2
> > +---
> > +$id: "http://devicetree.org/schemas/soc/intel/intel,keembay-ipc.yaml#"
> > +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> > +
> > +title: Keem Bay IPC
> > +
> > +maintainers:
> > + - Daniele Alessandrelli <daniele.alessandrelli@intel.com>
> > +
> > +description:
> > + The Keem Bay IPC driver enables Inter-Processor Communication (IPC) with the
> > + Visual Processor Unit (VPU) embedded in the Intel Movidius SoC code named
> > + Keem Bay.
>
> Sounds like a mailbox.
Its a multi-channel mailbox like thing with priority channel support.
>
> What's the relationship between this and the xlink thing?
Xlink is a SW abstraction to allow multiple user access to the VPU as well as
enabling use cases where a Keem Bay is used as an accelerator add in card as
well as a simple SBC type of design. The xlink stuff sits on top of the IPC
stuff.
--mark
next prev parent reply other threads:[~2020-12-07 18:24 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-01 22:34 [PATCH 00/22] Intel Vision Processing Unit base enabling part 1 mgross
2020-12-01 22:34 ` [PATCH 01/22] Add Vision Processing Unit (VPU) documentation mgross
2020-12-18 23:30 ` Randy Dunlap
2021-01-07 20:16 ` mark gross
2020-12-01 22:34 ` [PATCH 02/22] dt-bindings: Add bindings for Keem Bay IPC driver mgross
2020-12-07 16:01 ` Rob Herring
2020-12-07 18:22 ` mark gross [this message]
2020-12-07 18:42 ` Daniele Alessandrelli
2020-12-07 20:31 ` Jassi Brar
2020-12-09 0:12 ` mark gross
2020-12-09 16:49 ` Jassi Brar
2020-12-09 17:33 ` Rob Herring
2020-12-01 22:34 ` [PATCH 03/22] keembay-ipc: Add Keem Bay IPC module mgross
2020-12-02 6:16 ` Greg KH
2020-12-02 17:42 ` mark gross
2020-12-02 19:01 ` Greg KH
2020-12-05 3:35 ` mark gross
2020-12-05 8:40 ` Greg KH
2020-12-05 16:37 ` Gross, Mark
2020-12-07 1:36 ` mark gross
2020-12-02 6:19 ` Greg KH
2020-12-08 18:59 ` Daniele Alessandrelli
2020-12-08 19:48 ` Greg KH
2020-12-10 18:38 ` Daniele Alessandrelli
2020-12-11 8:22 ` Greg KH
2020-12-11 17:26 ` Gross, Mark
2020-12-01 22:34 ` [PATCH 04/22] dt-bindings: Add bindings for Keem Bay VPU IPC driver mgross
2020-12-07 15:57 ` Rob Herring
2020-12-07 21:28 ` mark gross
2020-12-01 22:34 ` [PATCH 05/22] keembay-vpu-ipc: Add Keem Bay VPU IPC module mgross
2020-12-01 22:34 ` [PATCH 06/22] misc: xlink-pcie: Add documentation for XLink PCIe driver mgross
2020-12-18 22:59 ` Randy Dunlap
2020-12-19 0:07 ` mark gross
2020-12-01 22:34 ` [PATCH 07/22] misc: xlink-pcie: lh: Add PCIe EPF driver for Local Host mgross
2020-12-01 22:34 ` [PATCH 08/22] misc: xlink-pcie: lh: Add PCIe EP DMA functionality mgross
2020-12-01 22:34 ` [PATCH 09/22] misc: xlink-pcie: lh: Add core communication logic mgross
2020-12-02 6:18 ` Greg KH
2020-12-02 16:46 ` Thokala, Srikanth
2020-12-01 22:34 ` [PATCH 10/22] misc: xlink-pcie: lh: Prepare changes for adding remote host driver mgross
2020-12-01 22:35 ` [PATCH 11/22] misc: xlink-pcie: rh: Add PCIe EP driver for Remote Host mgross
2020-12-01 22:35 ` [PATCH 12/22] misc: xlink-pcie: rh: Add core communication logic mgross
2020-12-01 22:35 ` [PATCH 13/22] misc: xlink-pcie: Add XLink API interface mgross
2020-12-01 22:35 ` [PATCH 14/22] misc: xlink-pcie: Add asynchronous event notification support for XLink mgross
2020-12-01 22:35 ` [PATCH 15/22] xlink-ipc: Add xlink ipc device tree bindings mgross
2020-12-07 15:58 ` Rob Herring
2020-12-07 21:41 ` mark gross
2020-12-01 22:35 ` [PATCH 16/22] xlink-ipc: Add xlink ipc driver mgross
2020-12-07 2:32 ` Joe Perches
2020-12-11 11:33 ` Kelly, Seamus
2020-12-11 12:14 ` gregkh
2020-12-11 17:12 ` Gross, Mark
2020-12-07 19:53 ` Randy Dunlap
2020-12-01 22:35 ` [PATCH 17/22] xlink-core: Add xlink core device tree bindings mgross
2020-12-07 16:02 ` Rob Herring
2020-12-01 22:35 ` [PATCH 18/22] xlink-core: Add xlink core driver xLink mgross
2020-12-07 21:50 ` Randy Dunlap
2020-12-01 22:35 ` [PATCH 19/22] xlink-core: Enable xlink protocol over pcie mgross
2020-12-01 22:35 ` [PATCH 20/22] xlink-core: Enable VPU IP management and runtime control mgross
2020-12-01 22:35 ` [PATCH 21/22] xlink-core: add async channel and events mgross
2020-12-07 2:55 ` Joe Perches
2020-12-11 11:34 ` Kelly, Seamus
2020-12-01 22:35 ` [PATCH 22/22] xlink-core: factorize xlink_ioctl function by creating sub-functions for each ioctl command mgross
2020-12-07 3:05 ` Joe Perches
2020-12-07 21:59 ` mark gross
2020-12-09 8:30 ` Joe Perches
2020-12-11 11:36 ` Kelly, Seamus
-- strict thread matches above, loose matches on Subject: below --
2020-11-30 23:06 [PATCH 00/22] Intel Vision Processing Unit base enabling part 1 mgross
2020-11-30 23:06 ` [PATCH 02/22] dt-bindings: Add bindings for Keem Bay IPC driver mgross
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