[PATCH 3/3] scripts: imx-image: throw descriptive error on encountering dcdofs

[Ahmad Fatoum]

With dcdofs renamed to ivtofs, out-of-tree boards will start to fail.
Make the migration easier by suggesting what needs to be changed on
stderr.

Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 scripts/imx/imx.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/scripts/imx/imx.c b/scripts/imx/imx.c
index 4d2f65af9bc8..1fb3922fcf34 100644
--- a/scripts/imx/imx.c
+++ b/scripts/imx/imx.c
@@ -221,6 +221,12 @@ static int do_ivt_offset(struct config_data *data, int argc, char *argv[])
 	return 0;
 }
 
+static int do_dcdofs_error(struct config_data *data, int argc, char *argv[])
+{
+	fprintf(stderr, "ERROR: misnomer dcdofs has been renamed to ivtofs. imxcfg must be adapted.\n");
+	return -EINVAL;
+}
+
 struct soc_type {
 	char *name;
 	int header_version;
@@ -588,6 +594,9 @@ struct command cmds[] = {
 	}, {
 		.name = "ivtofs",
 		.parse = do_ivt_offset,
+	}, {
+		.name = "dcdofs",
+		.parse = do_dcdofs_error,
 	}, {
 		.name = "soc",
 		.parse = do_soc,
-- 
2.27.0