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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>
This commit is contained in:
Hugues Fruchet 2019-04-01 04:54:59 -04:00 committed by Mauro Carvalho Chehab
parent 0646d347bd
commit d8986600dc
1 changed files with 3 additions and 2 deletions
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5
drivers/media/platform/stm32/stm32-dcmi.c
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@ -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;
}