From: Hugues Fruchet <hugues.fruchet@st.com>
Date: Mon, 1 Apr 2019 08:54:59 +0000 (-0400)
Subject: media: stm32-dcmi: fix error messages
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=d8986600dcb6c55027f171334e4705233cdb8919;p=openwrt%2Fstaging%2Fblogic.git

media: stm32-dcmi: fix error messages

Revisit and add some error messages.

Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
---

diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c
index 098431d927ac..693415cf8518 100644
--- a/drivers/media/platform/stm32/stm32-dcmi.c
+++ b/drivers/media/platform/stm32/stm32-dcmi.c
@@ -1611,7 +1611,7 @@ static int dcmi_graph_init(struct stm32_dcmi *dcmi)
 	/* Parse the graph to extract a list of subdevice DT nodes. */
 	ret = dcmi_graph_parse(dcmi, dcmi->dev->of_node);
 	if (ret < 0) {
-		dev_err(dcmi->dev, "Graph parsing failed\n");
+		dev_err(dcmi->dev, "Failed to parse graph\n");
 		return ret;
 	}
 
@@ -1620,6 +1620,7 @@ static int dcmi_graph_init(struct stm32_dcmi *dcmi)
 	ret = v4l2_async_notifier_add_subdev(&dcmi->notifier,
 					     &dcmi->entity.asd);
 	if (ret) {
+		dev_err(dcmi->dev, "Failed to add subdev notifier\n");
 		of_node_put(dcmi->entity.node);
 		return ret;
 	}
@@ -1628,7 +1629,7 @@ static int dcmi_graph_init(struct stm32_dcmi *dcmi)
 
 	ret = v4l2_async_notifier_register(&dcmi->v4l2_dev, &dcmi->notifier);
 	if (ret < 0) {
-		dev_err(dcmi->dev, "Notifier registration failed\n");
+		dev_err(dcmi->dev, "Failed to register notifier\n");
 		v4l2_async_notifier_cleanup(&dcmi->notifier);
 		return ret;
 	}