drivers: mailbox: rename mbox_send_controller_data

Rename mbox_send_controller_data to mbox_write_controller_data, since
the data is never actually sent, but only written to the controller.

Change-Id: I450802ea6e7dc870c85ab8d5473985c7882105e6
Signed-off-by: Lina Iyer <ilina@codeaurora.org>
diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c
index 3989bc6..f685583b 100644
--- a/drivers/mailbox/mailbox.c
+++ b/drivers/mailbox/mailbox.c
@@ -293,8 +293,9 @@
 EXPORT_SYMBOL_GPL(mbox_send_message);
 
 /**
- * mbox_send_controller_data-	For client to submit a message to be
- *				sent only to the controller.
+ * mbox_write_controller_data -	For client to submit a message to be
+ *				written to the controller but not sent to
+ *				the remote processor.
  * @chan: Mailbox channel assigned to this client.
  * @mssg: Client specific message typecasted.
  *
@@ -305,7 +306,7 @@
  *	or transmission over chan (blocking mode).
  *	Negative value denotes failure.
  */
-int mbox_send_controller_data(struct mbox_chan *chan, void *mssg)
+int mbox_write_controller_data(struct mbox_chan *chan, void *mssg)
 {
 	unsigned long flags;
 	int err;
@@ -314,12 +315,12 @@
 		return -EINVAL;
 
 	spin_lock_irqsave(&chan->lock, flags);
-	err = chan->mbox->ops->send_controller_data(chan, mssg);
+	err = chan->mbox->ops->write_controller_data(chan, mssg);
 	spin_unlock_irqrestore(&chan->lock, flags);
 
 	return err;
 }
-EXPORT_SYMBOL(mbox_send_controller_data);
+EXPORT_SYMBOL(mbox_write_controller_data);
 
 bool mbox_controller_is_idle(struct mbox_chan *chan)
 {
diff --git a/drivers/mailbox/qcom-rpmh-mailbox.c b/drivers/mailbox/qcom-rpmh-mailbox.c
index a69fe85..7bf8a18 100644
--- a/drivers/mailbox/qcom-rpmh-mailbox.c
+++ b/drivers/mailbox/qcom-rpmh-mailbox.c
@@ -1075,7 +1075,7 @@
 
 static const struct mbox_chan_ops mbox_ops = {
 	.send_data = chan_tcs_write,
-	.send_controller_data = chan_tcs_ctrl_write,
+	.write_controller_data = chan_tcs_ctrl_write,
 	.startup = chan_init,
 	.shutdown = chan_shutdown,
 };
diff --git a/drivers/soc/qcom/rpmh.c b/drivers/soc/qcom/rpmh.c
index f4c35ab..f7902e1 100644
--- a/drivers/soc/qcom/rpmh.c
+++ b/drivers/soc/qcom/rpmh.c
@@ -563,7 +563,7 @@
 	spin_lock_irqsave(&rpm->lock, flags);
 	for (i = 0; rpm->passthru_cache[i]; i++) {
 		rpm_msg = rpm->passthru_cache[i];
-		ret = mbox_send_controller_data(rc->chan, &rpm_msg->msg);
+		ret = mbox_write_controller_data(rc->chan, &rpm_msg->msg);
 		if (ret)
 			goto fail;
 	}
@@ -762,7 +762,7 @@
 	rpm_msg.msg.is_control = true;
 	rpm_msg.msg.is_complete = false;
 
-	return mbox_send_controller_data(rc->chan, &rpm_msg.msg);
+	return mbox_write_controller_data(rc->chan, &rpm_msg.msg);
 }
 EXPORT_SYMBOL(rpmh_write_control);
 
@@ -797,7 +797,7 @@
 	rpm->dirty = true;
 	spin_unlock_irqrestore(&rpm->lock, flags);
 
-	return mbox_send_controller_data(rc->chan, &rpm_msg.msg);
+	return mbox_write_controller_data(rc->chan, &rpm_msg.msg);
 }
 EXPORT_SYMBOL(rpmh_invalidate);
 
@@ -886,7 +886,7 @@
 	rpm_msg.msg.num_payload = 1;
 	rpm_msg.msg.is_complete = false;
 
-	return mbox_send_controller_data(rc->chan, &rpm_msg.msg);
+	return mbox_write_controller_data(rc->chan, &rpm_msg.msg);
 }
 
 /**