[PATCH 1/4] remoteproc: qcom: Pass ssr_name to glink subdevice
From: Bjorn Andersson
Date: Wed Apr 22 2020 - 20:38:14 EST
Pass ssr_name to glink subdevice in preparation for tying glink_ssr to
the glink subdevice, rather than having its own "ssr subdevice".
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---
drivers/remoteproc/qcom_common.c | 9 ++++++++-
drivers/remoteproc/qcom_common.h | 5 ++++-
drivers/remoteproc/qcom_q6v5_adsp.c | 2 +-
drivers/remoteproc/qcom_q6v5_mss.c | 2 +-
drivers/remoteproc/qcom_q6v5_pas.c | 2 +-
5 files changed, 15 insertions(+), 5 deletions(-)
diff --git a/drivers/remoteproc/qcom_common.c b/drivers/remoteproc/qcom_common.c
index 60650bcc8c67..ff26f2b68752 100644
--- a/drivers/remoteproc/qcom_common.c
+++ b/drivers/remoteproc/qcom_common.c
@@ -46,8 +46,10 @@ static void glink_subdev_stop(struct rproc_subdev *subdev, bool crashed)
* qcom_add_glink_subdev() - try to add a GLINK subdevice to rproc
* @rproc: rproc handle to parent the subdevice
* @glink: reference to a GLINK subdev context
+ * @ssr_name: identifier of the associated remoteproc for ssr notifications
*/
-void qcom_add_glink_subdev(struct rproc *rproc, struct qcom_rproc_glink *glink)
+void qcom_add_glink_subdev(struct rproc *rproc, struct qcom_rproc_glink *glink,
+ const char *ssr_name)
{
struct device *dev = &rproc->dev;
@@ -55,6 +57,10 @@ void qcom_add_glink_subdev(struct rproc *rproc, struct qcom_rproc_glink *glink)
if (!glink->node)
return;
+ glink->ssr_name = kstrdup_const(ssr_name, GFP_KERNEL);
+ if (!glink->ssr_name)
+ return;
+
glink->dev = dev;
glink->subdev.start = glink_subdev_start;
glink->subdev.stop = glink_subdev_stop;
@@ -74,6 +80,7 @@ void qcom_remove_glink_subdev(struct rproc *rproc, struct qcom_rproc_glink *glin
return;
rproc_remove_subdev(rproc, &glink->subdev);
+ kfree_const(glink->ssr_name);
of_node_put(glink->node);
}
EXPORT_SYMBOL_GPL(qcom_remove_glink_subdev);
diff --git a/drivers/remoteproc/qcom_common.h b/drivers/remoteproc/qcom_common.h
index 58de71e4781c..34e5188187dc 100644
--- a/drivers/remoteproc/qcom_common.h
+++ b/drivers/remoteproc/qcom_common.h
@@ -11,6 +11,8 @@ struct qcom_sysmon;
struct qcom_rproc_glink {
struct rproc_subdev subdev;
+ const char *ssr_name;
+
struct device *dev;
struct device_node *node;
struct qcom_glink *edge;
@@ -30,7 +32,8 @@ struct qcom_rproc_ssr {
const char *name;
};
-void qcom_add_glink_subdev(struct rproc *rproc, struct qcom_rproc_glink *glink);
+void qcom_add_glink_subdev(struct rproc *rproc, struct qcom_rproc_glink *glink,
+ const char *ssr_name);
void qcom_remove_glink_subdev(struct rproc *rproc, struct qcom_rproc_glink *glink);
int qcom_register_dump_segments(struct rproc *rproc, const struct firmware *fw);
diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c
index c60dabc6939e..d2a2574dcf35 100644
--- a/drivers/remoteproc/qcom_q6v5_adsp.c
+++ b/drivers/remoteproc/qcom_q6v5_adsp.c
@@ -461,7 +461,7 @@ static int adsp_probe(struct platform_device *pdev)
if (ret)
goto disable_pm;
- qcom_add_glink_subdev(rproc, &adsp->glink_subdev);
+ qcom_add_glink_subdev(rproc, &adsp->glink_subdev, desc->ssr_name);
qcom_add_ssr_subdev(rproc, &adsp->ssr_subdev, desc->ssr_name);
adsp->sysmon = qcom_add_sysmon_subdev(rproc,
desc->sysmon_name,
diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c
index 7af1d0c987e0..b5dd36775b77 100644
--- a/drivers/remoteproc/qcom_q6v5_mss.c
+++ b/drivers/remoteproc/qcom_q6v5_mss.c
@@ -1762,7 +1762,7 @@ static int q6v5_probe(struct platform_device *pdev)
qproc->mpss_perm = BIT(QCOM_SCM_VMID_HLOS);
qproc->mba_perm = BIT(QCOM_SCM_VMID_HLOS);
- qcom_add_glink_subdev(rproc, &qproc->glink_subdev);
+ qcom_add_glink_subdev(rproc, &qproc->glink_subdev, "mpss");
qcom_add_smd_subdev(rproc, &qproc->smd_subdev);
qcom_add_ssr_subdev(rproc, &qproc->ssr_subdev, "mpss");
qcom_add_ipa_notify_subdev(rproc, &qproc->ipa_notify_subdev);
diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c
index 8ecc157f1ed1..fc6658b523b6 100644
--- a/drivers/remoteproc/qcom_q6v5_pas.c
+++ b/drivers/remoteproc/qcom_q6v5_pas.c
@@ -436,7 +436,7 @@ static int adsp_probe(struct platform_device *pdev)
if (ret)
goto detach_proxy_pds;
- qcom_add_glink_subdev(rproc, &adsp->glink_subdev);
+ qcom_add_glink_subdev(rproc, &adsp->glink_subdev, desc->ssr_name);
qcom_add_smd_subdev(rproc, &adsp->smd_subdev);
qcom_add_ssr_subdev(rproc, &adsp->ssr_subdev, desc->ssr_name);
adsp->sysmon = qcom_add_sysmon_subdev(rproc,
--
2.24.0