From: Mathieu Poirier <mathieu.poirier@linaro.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Andy Gross <agross@kernel.org>, Ohad Ben-Cohen <ohad@wizery.com>,
linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 4/4] remoteproc: qcom: Introduce panic handler for PAS and ADSP
Date: Mon, 23 Mar 2020 16:45:36 -0600 [thread overview]
Message-ID: <20200323224536.GE30464@xps15> (raw)
In-Reply-To: <20200310063817.3344712-5-bjorn.andersson@linaro.org>
On Mon, Mar 09, 2020 at 11:38:17PM -0700, Bjorn Andersson wrote:
> Make the PAS and ADSP/CDSP remoteproc drivers implement the panic
> handler that will invoke a stop to prepare the remoteprocs for post
> mortem debugging.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> ---
>
> Change since v3:
> - Change return type to unsigned long
>
> drivers/remoteproc/qcom_q6v5_adsp.c | 8 ++++++++
> drivers/remoteproc/qcom_q6v5_pas.c | 8 ++++++++
> 2 files changed, 16 insertions(+)
>
> diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c
> index d5cdff942535..8f1044e8ea3b 100644
> --- a/drivers/remoteproc/qcom_q6v5_adsp.c
> +++ b/drivers/remoteproc/qcom_q6v5_adsp.c
> @@ -292,12 +292,20 @@ static void *adsp_da_to_va(struct rproc *rproc, u64 da, int len)
> return adsp->mem_region + offset;
> }
>
> +static unsigned long adsp_panic(struct rproc *rproc)
> +{
> + struct qcom_adsp *adsp = rproc->priv;
> +
> + 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 e64c268e6113..678c0ddfce96 100644
> --- a/drivers/remoteproc/qcom_q6v5_pas.c
> +++ b/drivers/remoteproc/qcom_q6v5_pas.c
> @@ -243,12 +243,20 @@ static void *adsp_da_to_va(struct rproc *rproc, u64 da, int len)
> return adsp->mem_region + offset;
> }
>
> +static unsigned long adsp_panic(struct rproc *rproc)
> +{
> + struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
Above rproc->priv is not casted but it is here... Not a problem, just
consistency.
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
> +
> + 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)
> --
> 2.24.0
>
prev parent reply other threads:[~2020-03-23 22:45 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-10 6:38 [PATCH v4 0/4] remoteproc: Panic handling Bjorn Andersson
2020-03-10 6:38 ` [PATCH v4 1/4] remoteproc: Traverse rproc_list under RCU read lock Bjorn Andersson
2020-03-10 13:41 ` Arnaud POULIQUEN
2020-03-10 16:20 ` Bjorn Andersson
2020-03-23 21:52 ` Mathieu Poirier
2020-03-10 6:38 ` [PATCH v4 2/4] remoteproc: Introduce "panic" callback in ops Bjorn Andersson
2020-03-23 22:29 ` Mathieu Poirier
2020-03-23 22:33 ` Mathieu Poirier
2020-03-10 6:38 ` [PATCH v4 3/4] remoteproc: qcom: q6v5: Add common panic handler Bjorn Andersson
2020-03-23 22:36 ` Mathieu Poirier
2020-03-10 6:38 ` [PATCH v4 4/4] remoteproc: qcom: Introduce panic handler for PAS and ADSP Bjorn Andersson
2020-03-23 22:45 ` Mathieu Poirier [this message]
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