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

From: Bjorn Andersson
Date: Mon Feb 10 2020 - 19:52:28 EST


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@xxxxxxxxxx>
---

Changes since v2:
- Update return type and pass the return value through

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 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;
+
+ 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;
+
+ 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