Merge tag 'rpmsg-v4.13' of git://github.com/andersson/remoteproc

Pull rpmsg updates from Bjorn Andersson:
 "This introduces the Qualcomm GLINK protocol driver and
  DeviceTree-based modalias support, as well as a number of smaller
  fixes"

* tag 'rpmsg-v4.13' of git://github.com/andersson/remoteproc:
  rpmsg: Make modalias work for DeviceTree based devices
  rpmsg: Drop VIRTUALIZATION dependency from RPMSG_VIRTIO
  rpmsg: Don't overwrite release op of rpdev
  rpmsg: virtio_rpmsg_bus: cleanup multiple assignment to ops
  rpmsg: virtio_rpmsg_bus: fix nameservice address
  rpmsg: cleanup incorrect function in dev_err message
  rpmsg: virtio_rpmsg_bus: fix announce for devices without endpoint
  rpmsg: Introduce Qualcomm RPM glink driver
  soc: qcom: Add device tree binding for GLINK RPM
  rpmsg: Release rpmsg devices in backends

1 files changed, 10 insertions, 8 deletions

diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c
index ad3d2a9df287..dffa3aab7178 100644
--- a/drivers/rpmsg/rpmsg_core.c
+++ b/drivers/rpmsg/rpmsg_core.c
@@ -343,6 +343,11 @@ static ssize_t modalias_show(struct device *dev,
 			     struct device_attribute *attr, char *buf)
 {
 	struct rpmsg_device *rpdev = to_rpmsg_device(dev);
+	ssize_t len;
+
+	len = of_device_modalias(dev, buf, PAGE_SIZE);
+	if (len != -ENODEV)
+		return len;
 
 	return sprintf(buf, RPMSG_DEVICE_MODALIAS_FMT "\n", rpdev->id.name);
 }
@@ -387,6 +392,11 @@ static int rpmsg_dev_match(struct device *dev, struct device_driver *drv)
 static int rpmsg_uevent(struct device *dev, struct kobj_uevent_env *env)
 {
 	struct rpmsg_device *rpdev = to_rpmsg_device(dev);
+	int ret;
+
+	ret = of_device_uevent_modalias(dev, env);
+	if (ret != -ENODEV)
+		return ret;
 
 	return add_uevent_var(env, "MODALIAS=" RPMSG_DEVICE_MODALIAS_FMT,
 					rpdev->id.name);
@@ -464,13 +474,6 @@ static struct bus_type rpmsg_bus = {
 	.remove		= rpmsg_dev_remove,
 };
 
-static void rpmsg_release_device(struct device *dev)
-{
-	struct rpmsg_device *rpdev = to_rpmsg_device(dev);
-
-	kfree(rpdev);
-}
-
 int rpmsg_register_device(struct rpmsg_device *rpdev)
 {
 	struct device *dev = &rpdev->dev;
@@ -480,7 +483,6 @@ int rpmsg_register_device(struct rpmsg_device *rpdev)
 		     rpdev->id.name, rpdev->src, rpdev->dst);
 
 	rpdev->dev.bus = &rpmsg_bus;
-	rpdev->dev.release = rpmsg_release_device;
 
 	ret = device_register(&rpdev->dev);
 	if (ret) {