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SubjectRe: [PATCH 1/3] dt-bindings: soc: qcom: Support GLINK intents
On Wed 18 Oct 18:10 PDT 2017, Chris Lew wrote:

> Virtual GLINK channels may know what throughput to expect from a
> remoteproc. An intent advertises to the remoteproc this channel is
> ready to receive data. Allow a channel to define the size and amount of
> intents to be prequeued.
>
> Signed-off-by: Chris Lew <clew@codeaurora.org>
> ---
> Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt b/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt
> index b277eca861f7..6c21f76822ca 100644
> --- a/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt
> +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt
> @@ -39,6 +39,14 @@ of these nodes are defined by the individual bindings for the specific function
> Definition: a list of channels tied to this function, used for matching
> the function to a set of virtual channels
>
> +- intents:

qcom,intents or qcom,default-intents

> + Usage: optional
> + Value type: <prop-encoded-array>
> + Definition: a list of size,amount pairs describing what intents should
> + be preallocated for this virtual channel. If a GLINK node
> + supports intents, an intent advertises this channel is ready
> + to receive data.

Rather than describing what a GLINK intent is I would suggest that you
replace this second sentence with something like "This can be used to
tweak the default intents available for the channel to meet expectations
of the remote."

> +
> = EXAMPLE
> The following example represents the GLINK RPM node on a MSM8996 device, with
> the function for the "rpm_request" channel defined, which is used for
> @@ -69,6 +77,8 @@ regualtors and root clocks.
> compatible = "qcom,rpm-msm8996";
> qcom,glink-channels = "rpm_requests";
>
> + intents = <0x400 5
> + 0x800 1>;
> ...
> };
> };

Regards,
Bjorn

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