remoteproc: Rename subdev functions to start/stop

"start" and "stop" are more suitable names for how these two operations
are used, and they fit better with the upcoming introduction of two
additional operations in the struct.

Tested-by: Fabien Dessenne <fabien.dessenne@st.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
[elder@linaro.org: minor comment edits]
Signed-off-by Alex Elder <elder@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

drivers/remoteproc/remoteproc_core.c

@@ -774,13 +774,13 @@ static int rproc_handle_resources(struct rproc *rproc,
 	return ret;
 }
 
-static int rproc_probe_subdevices(struct rproc *rproc)
+static int rproc_start_subdevices(struct rproc *rproc)
 {
 	struct rproc_subdev *subdev;
 	int ret;
 
 	list_for_each_entry(subdev, &rproc->subdevs, node) {
-		ret = subdev->probe(subdev);
+		ret = subdev->start(subdev);
 		if (ret)
 			goto unroll_registration;
 	}
@@ -789,17 +789,17 @@ static int rproc_probe_subdevices(struct rproc *rproc)
 
 unroll_registration:
 	list_for_each_entry_continue_reverse(subdev, &rproc->subdevs, node)
-		subdev->remove(subdev, true);
+		subdev->stop(subdev, true);
 
 	return ret;
 }
 
-static void rproc_remove_subdevices(struct rproc *rproc, bool crashed)
+static void rproc_stop_subdevices(struct rproc *rproc, bool crashed)
 {
 	struct rproc_subdev *subdev;
 
 	list_for_each_entry_reverse(subdev, &rproc->subdevs, node)
-		subdev->remove(subdev, crashed);
+		subdev->stop(subdev, crashed);
 }
 
 /**
@@ -901,8 +901,8 @@ static int rproc_start(struct rproc *rproc, const struct firmware *fw)
 		return ret;
 	}
 
-	/* probe any subdevices for the remote processor */
-	ret = rproc_probe_subdevices(rproc);
+	/* Start any subdevices for the remote processor */
+	ret = rproc_start_subdevices(rproc);
 	if (ret) {
 		dev_err(dev, "failed to probe subdevices for %s: %d\n",
 			rproc->name, ret);
@@ -1014,8 +1014,8 @@ static int rproc_stop(struct rproc *rproc, bool crashed)
 	struct device *dev = &rproc->dev;
 	int ret;
 
-	/* remove any subdevices for the remote processor */
-	rproc_remove_subdevices(rproc, crashed);
+	/* Stop any subdevices for the remote processor */
+	rproc_stop_subdevices(rproc, crashed);
 
 	/* the installed resource table is no longer accessible */
 	rproc->table_ptr = rproc->cached_table;
@@ -1657,16 +1657,16 @@ EXPORT_SYMBOL(rproc_del);
  * rproc_add_subdev() - add a subdevice to a remoteproc
  * @rproc: rproc handle to add the subdevice to
  * @subdev: subdev handle to register
- * @probe: function to call when the rproc boots
- * @remove: function to call when the rproc shuts down
+ * @start: function to call after the rproc is started
+ * @stop: function to call before the rproc is stopped
  */
 void rproc_add_subdev(struct rproc *rproc,
 		      struct rproc_subdev *subdev,
-		      int (*probe)(struct rproc_subdev *subdev),
-		      void (*remove)(struct rproc_subdev *subdev, bool crashed))
+		      int (*start)(struct rproc_subdev *subdev),
+		      void (*stop)(struct rproc_subdev *subdev, bool crashed))
 {
-	subdev->probe = probe;
-	subdev->remove = remove;
+	subdev->start = start;
+	subdev->stop = stop;
 
 	list_add_tail(&subdev->node, &rproc->subdevs);
 }

include/linux/remoteproc.h

@@ -477,15 +477,15 @@ struct rproc {
 /**
  * struct rproc_subdev - subdevice tied to a remoteproc
  * @node: list node related to the rproc subdevs list
- * @probe: probe function, called as the rproc is started
- * @remove: remove function, called as the rproc is being stopped, the @crashed
- *	    parameter indicates if this originates from the a recovery
+ * @start: start function, called after the rproc has been started
+ * @stop: stop function, called before the rproc is stopped; the @crashed
+ *	    parameter indicates if this originates from a recovery
  */
 struct rproc_subdev {
 	struct list_head node;
 
-	int (*probe)(struct rproc_subdev *subdev);
-	void (*remove)(struct rproc_subdev *subdev, bool crashed);
+	int (*start)(struct rproc_subdev *subdev);
+	void (*stop)(struct rproc_subdev *subdev, bool crashed);
 };
 
 /* we currently support only two vrings per rvdev */
@@ -568,8 +568,8 @@ static inline struct rproc *vdev_to_rproc(struct virtio_device *vdev)
 
 void rproc_add_subdev(struct rproc *rproc,
 		      struct rproc_subdev *subdev,
-		      int (*probe)(struct rproc_subdev *subdev),
-		      void (*remove)(struct rproc_subdev *subdev, bool crashed));
+		      int (*start)(struct rproc_subdev *subdev),
+		      void (*stop)(struct rproc_subdev *subdev, bool crashed));
 
 void rproc_remove_subdev(struct rproc *rproc, struct rproc_subdev *subdev);