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authorHans Verkuil <hverkuil-cisco@xs4all.nl>2019-01-30 09:41:24 (GMT)
committerHans Verkuil <hverkuil-cisco@xs4all.nl>2019-01-30 09:41:24 (GMT)
commit704281dae2605d263f3197dc862d103e6150dcf9 (patch)
treedc066acded0bfb38122dc64e57a2668f3a070f61
parent9905d3c052f5f0a7d1d0fb072d1a478bb8f1bd75 (diff)
v4l2-ctl: document the new --export-device option
Forgot to do that in the patch that added this option. Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
-rw-r--r--utils/v4l2-ctl/v4l2-ctl-common.cpp2
-rw-r--r--utils/v4l2-ctl/v4l2-ctl.1.in4
2 files changed, 6 insertions, 0 deletions
diff --git a/utils/v4l2-ctl/v4l2-ctl-common.cpp b/utils/v4l2-ctl/v4l2-ctl-common.cpp
index e4ec4b9..9d0ce3b 100644
--- a/utils/v4l2-ctl/v4l2-ctl-common.cpp
+++ b/utils/v4l2-ctl/v4l2-ctl-common.cpp
@@ -67,6 +67,8 @@ void common_usage(void)
" -e, --out-device <dev> use device <dev> for output streams instead of the\n"
" default device as set with --device\n"
" if <dev> starts with a digit, then /dev/video<dev> is used\n"
+ " -E, --export-device <dev> use device <dev> for exporting DMA buffers\n"
+ " if <dev> starts with a digit, then /dev/video<dev> is used\n"
" -h, --help display this help message\n"
" --help-all all options\n"
" --help-io input/output options\n"
diff --git a/utils/v4l2-ctl/v4l2-ctl.1.in b/utils/v4l2-ctl/v4l2-ctl.1.in
index 3d90f71..132f513 100644
--- a/utils/v4l2-ctl/v4l2-ctl.1.in
+++ b/utils/v4l2-ctl/v4l2-ctl.1.in
@@ -89,6 +89,10 @@ Use device \fI<dev>\fR for output streams instead of the
default device as set with --device. If \fI<dev>\fR starts
with a digit, then /dev/video\fI<dev>\fR is used.
.TP
+\fB-E\fR, \fB--export-device\fR \fI<dev>\fR
+Use device \fI<dev>\fR for exporting DMA buffers.
+If \fI<dev>\fR starts with a digit, then /dev/video\fI<dev>\fR is used.
+.TP
\fB-k\fR, \fB--concise\fR
Be more concise if possible.
.TP

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