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Subject[PATCH 1/2] media: stm32-dcmi: fix error messages
Date
Revisit and add some error messages.

Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
---
drivers/media/platform/stm32/stm32-dcmi.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c
index 098431d..693415c 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;
}
--
2.7.4
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