linux-kernel - Re: [PATCH 1/3] interconnect: Aggregate before setting initial bandwidth

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Date:   Tue, 13 Oct 2020 11:04:42 -0700
From:   Saravana Kannan <saravanak@...gle.com>
To:     Georgi Djakov <georgi.djakov@...aro.org>
Cc:     Linux PM <linux-pm@...r.kernel.org>,
        Mike Tipton <mdtipton@...eaurora.org>, okukatla@...eaurora.org,
        Sibi Sankar <sibis@...eaurora.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] interconnect: Aggregate before setting initial bandwidth

On Tue, Oct 13, 2020 at 6:59 AM Georgi Djakov <georgi.djakov@...aro.org> wrote:
>
> When setting the initial bandwidth, make sure to call the aggregate()
> function (if such is implemented for the current provider), to handle
> cases when data needs to be aggregated first.
>
> Fixes: b1d681d8d324 ("interconnect: Add sync state support")
> Signed-off-by: Georgi Djakov <georgi.djakov@...aro.org>
> ---
>  drivers/interconnect/core.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c
> index eea47b4c84aa..974a66725d09 100644
> --- a/drivers/interconnect/core.c
> +++ b/drivers/interconnect/core.c
> @@ -971,6 +971,9 @@ void icc_node_add(struct icc_node *node, struct icc_provider *provider)
>         }
>         node->avg_bw = node->init_avg;
>         node->peak_bw = node->init_peak;
> +       if (provider->aggregate)
> +               provider->aggregate(node, 0, node->init_avg, node->init_peak,
> +                                   &node->avg_bw, &node->peak_bw);
>         provider->set(node, node);
>         node->avg_bw = 0;
>         node->peak_bw = 0;

Acked-by: Saravana Kannan <saravanak@...gle.com>

-Saravana