linux-kernel - Re: [PATCH v2 0/4] TI K3 DSP remoteproc driver for C66x DSPs

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Date:   Thu, 21 May 2020 13:59:45 -0500
From:   Suman Anna <s-anna@...com>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>
CC:     Lokesh Vutla <lokeshvutla@...com>,
        <linux-remoteproc@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 0/4] TI K3 DSP remoteproc driver for C66x DSPs

Hi Bjorn,

On 5/20/20 7:10 PM, Suman Anna wrote:
> Hi All,
> 
> The following is v2 of the K3 DSP remoteproc driver supporting the C66x DSPs
> on the TI K3 J721E SoCs. The patches are based on the latest commit on the
> rproc-next branch, 7dcef3988eed ("remoteproc: Fix an error code in
> devm_rproc_alloc()").

I realized I also had the R5F patches on my branch, so the third patch 
won't apply cleanly (conflict on Makefile). Let me know if you want a 
new revision posted for you to pick up the series.

regards
Suman

> 
> v2 includes a new remoteproc core patch (patch 1) that adds an OF helper
> for parsing the firmware-name property. This is refactored out to avoid
> replicating the code in various remoteproc drivers. Please see the
> individual patches for detailed changes.
> 
> The main dependent patches from the previous series are now staged in
> rproc-next branch. The only dependency for this series is the common
> ti-sci-proc helper between R5 and DSP drivers [1]. Please see the initial
> cover-letter [2] for v1 details.
> 
> regards
> Suman
> 
> [1] https://patchwork.kernel.org/patch/11456379/
> [2] https://patchwork.kernel.org/cover/11458573/
> 
> Suman Anna (4):
>    remoteproc: Introduce rproc_of_parse_firmware() helper
>    dt-bindings: remoteproc: Add bindings for C66x DSPs on TI K3 SoCs
>    remoteproc/k3-dsp: Add a remoteproc driver of K3 C66x DSPs
>    remoteproc/k3-dsp: Add support for L2RAM loading on C66x DSPs
> 
>   .../bindings/remoteproc/ti,k3-dsp-rproc.yaml  | 190 +++++
>   drivers/remoteproc/Kconfig                    |  13 +
>   drivers/remoteproc/Makefile                   |   1 +
>   drivers/remoteproc/remoteproc_core.c          |  23 +
>   drivers/remoteproc/remoteproc_internal.h      |   2 +
>   drivers/remoteproc/ti_k3_dsp_remoteproc.c     | 773 ++++++++++++++++++
>   6 files changed, 1002 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/remoteproc/ti,k3-dsp-rproc.yaml
>   create mode 100644 drivers/remoteproc/ti_k3_dsp_remoteproc.c
>