linux-kernel - Re: [PATCH 2/4] interconnect: qcom: qcm2290: Set AB coefficients

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Message-ID: <ZMFVZJa647SNwrJX@gerhold.net>
Date:   Wed, 26 Jul 2023 19:18:28 +0200
From:   Stephan Gerhold <stephan@...hold.net>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Georgi Djakov <djakov@...nel.org>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] interconnect: qcom: qcm2290: Set AB coefficients

On Wed, Jul 26, 2023 at 06:25:44PM +0200, Konrad Dybcio wrote:
> Some buses need additional manual adjustments atop the usual
> calculations. Fill in the missing coefficients.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>

What about the funny util-fact/vrail-comp on the mas-apps-proc node
downstream?

Thanks,
Stephan

> ---
>  drivers/interconnect/qcom/qcm2290.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/interconnect/qcom/qcm2290.c b/drivers/interconnect/qcom/qcm2290.c
> index 3c3b24264a5b..457e5713ae43 100644
> --- a/drivers/interconnect/qcom/qcm2290.c
> +++ b/drivers/interconnect/qcom/qcm2290.c
> @@ -1198,6 +1198,7 @@ static const struct qcom_icc_desc qcm2290_bimc = {
>  	.regmap_cfg = &qcm2290_bimc_regmap_config,
>  	/* M_REG_BASE() in vendor msm_bus_bimc_adhoc driver */
>  	.qos_offset = 0x8000,
> +	.ab_percent = 153,
>  };
>  
>  static struct qcom_icc_node * const qcm2290_cnoc_nodes[] = {
> @@ -1324,6 +1325,7 @@ static const struct qcom_icc_desc qcm2290_mmnrt_virt = {
>  	.bus_clk_desc = &mmaxi_0_clk,
>  	.regmap_cfg = &qcm2290_snoc_regmap_config,
>  	.qos_offset = 0x15000,
> +	.ab_percent = 142,
>  };
>  
>  static struct qcom_icc_node * const qcm2290_mmrt_virt_nodes[] = {
> @@ -1339,6 +1341,7 @@ static const struct qcom_icc_desc qcm2290_mmrt_virt = {
>  	.bus_clk_desc = &mmaxi_1_clk,
>  	.regmap_cfg = &qcm2290_snoc_regmap_config,
>  	.qos_offset = 0x15000,
> +	.ab_percent = 139,
>  };
>  
>  static const struct of_device_id qcm2290_noc_of_match[] = {
> 
> -- 
> 2.41.0
>