linux-kernel - Re: [PATCH v3 8/8] remoteproc: qcom: Introduce panic handler for PAS and ADSP

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Date:   Thu, 13 Feb 2020 18:43:04 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Ohad Ben-Cohen <ohad@...ery.com>
Cc:     Andy Gross <agross@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-arm-msm@...r.kernel.org, linux-remoteproc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Sibi Sankar <sibis@...eaurora.org>,
        Rishabh Bhatnagar <rishabhb@...eaurora.org>
Subject: Re: [PATCH v3 8/8] remoteproc: qcom: Introduce panic handler for PAS and ADSP

Quoting Bjorn Andersson (2020-02-10 16:50:59)
> diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c
> index 19f784adf91c..822881534d37 100644
> --- a/drivers/remoteproc/qcom_q6v5_adsp.c
> +++ b/drivers/remoteproc/qcom_q6v5_adsp.c
> @@ -291,12 +291,20 @@ static void *adsp_da_to_va(struct rproc *rproc, u64 da, int len)
>         return adsp->mem_region + offset;
>  }
>  
> +static unsigned int adsp_panic(struct rproc *rproc)
> +{
> +       struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;

We don't need to cast from void. Please drop the cast.

> +
> +       return qcom_q6v5_panic(&adsp->q6v5);
> +}
> +
>  static const struct rproc_ops adsp_ops = {
>         .start = adsp_start,
>         .stop = adsp_stop,
>         .da_to_va = adsp_da_to_va,
>         .parse_fw = qcom_register_dump_segments,
>         .load = adsp_load,
> +       .panic = adsp_panic,
>  };
>  
>  static int adsp_init_clock(struct qcom_adsp *adsp, const char **clk_ids)
> diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c
> index d20ce3c62256..ac38624fb14d 100644
> --- a/drivers/remoteproc/qcom_q6v5_pas.c
> +++ b/drivers/remoteproc/qcom_q6v5_pas.c
> @@ -242,12 +242,20 @@ static void *adsp_da_to_va(struct rproc *rproc, u64 da, int len)
>         return adsp->mem_region + offset;
>  }
>  
> +static unsigned int adsp_panic(struct rproc *rproc)
> +{
> +       struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;

Same.

> +
> +       return qcom_q6v5_panic(&adsp->q6v5);
> +}