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authorBjorn Andersson <bjorn.andersson@linaro.org>2017-03-15 22:18:35 -0700
committerBjorn Andersson <bjorn.andersson@linaro.org>2017-05-17 10:30:22 -0700
commitb0b03b8119633de0649da9bd506e4850c401ff2b (patch)
tree08ea0e214cfd9014133c220dab519e3dc197a0fe /drivers/rpmsg
parent2ea659a9ef488125eb46da6eb571de5eae5c43f6 (diff)
rpmsg: Release rpmsg devices in backends
The rpmsg devices are allocated in the backends and as such must be freed there as well. Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'drivers/rpmsg')
-rw-r--r--drivers/rpmsg/qcom_smd.c11
-rw-r--r--drivers/rpmsg/virtio_rpmsg_bus.c9
2 files changed, 20 insertions, 0 deletions
diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c
index beaef5dd973e..a0a39a8821a3 100644
--- a/drivers/rpmsg/qcom_smd.c
+++ b/drivers/rpmsg/qcom_smd.c
@@ -969,6 +969,14 @@ static const struct rpmsg_endpoint_ops qcom_smd_endpoint_ops = {
.poll = qcom_smd_poll,
};
+static void qcom_smd_release_device(struct device *dev)
+{
+ struct rpmsg_device *rpdev = to_rpmsg_device(dev);
+ struct qcom_smd_device *qsdev = to_smd_device(rpdev);
+
+ kfree(qsdev);
+}
+
/*
* Create a smd client device for channel that is being opened.
*/
@@ -998,6 +1006,7 @@ static int qcom_smd_create_device(struct qcom_smd_channel *channel)
rpdev->dev.of_node = qcom_smd_match_channel(edge->of_node, channel->name);
rpdev->dev.parent = &edge->dev;
+ rpdev->dev.release = qcom_smd_release_device;
return rpmsg_register_device(rpdev);
}
@@ -1013,6 +1022,8 @@ static int qcom_smd_create_chrdev(struct qcom_smd_edge *edge)
qsdev->edge = edge;
qsdev->rpdev.ops = &qcom_smd_device_ops;
qsdev->rpdev.dev.parent = &edge->dev;
+ qsdev->rpdev.dev.release = qcom_smd_release_device;
+
return rpmsg_chrdev_register_device(&qsdev->rpdev);
}
diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index f7cade09d38a..4848da89431f 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -360,6 +360,14 @@ static const struct rpmsg_device_ops virtio_rpmsg_ops = {
.announce_destroy = virtio_rpmsg_announce_destroy,
};
+static void virtio_rpmsg_release_device(struct device *dev)
+{
+ struct rpmsg_device *rpdev = to_rpmsg_device(dev);
+ struct virtio_rpmsg_channel *vch = to_virtio_rpmsg_channel(rpdev);
+
+ kfree(vch);
+}
+
/*
* create an rpmsg channel using its name and address info.
* this function will be used to create both static and dynamic
@@ -408,6 +416,7 @@ static struct rpmsg_device *rpmsg_create_channel(struct virtproc_info *vrp,
strncpy(rpdev->id.name, chinfo->name, RPMSG_NAME_SIZE);
rpdev->dev.parent = &vrp->vdev->dev;
+ rpdev->dev.release = virtio_rpmsg_release_device;
ret = rpmsg_register_device(rpdev);
if (ret)
return NULL;