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-rw-r--r--extras/recipes-kernel/linux/linux-omap/media/0032-v4l-Add-subdev-sensor-g_skip_frames-operation.patch35
1 files changed, 35 insertions, 0 deletions
diff --git a/extras/recipes-kernel/linux/linux-omap/media/0032-v4l-Add-subdev-sensor-g_skip_frames-operation.patch b/extras/recipes-kernel/linux/linux-omap/media/0032-v4l-Add-subdev-sensor-g_skip_frames-operation.patch
new file mode 100644
index 00000000..bbfe8470
--- /dev/null
+++ b/extras/recipes-kernel/linux/linux-omap/media/0032-v4l-Add-subdev-sensor-g_skip_frames-operation.patch
@@ -0,0 +1,35 @@
1From 80c35f54b7d24b5f05e1e510f87e2ad1b94efede Mon Sep 17 00:00:00 2001
2From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
3Date: Tue, 16 Nov 2010 06:21:06 +0200
4Subject: [PATCH 32/43] v4l: Add subdev sensor g_skip_frames operation
5
6Some buggy sensors generate corrupt frames when the stream is started.
7This new operation return the number of corrupt frames to skip when
8starting the stream.
9
10Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
11---
12 include/media/v4l2-subdev.h | 4 ++++
13 1 files changed, 4 insertions(+), 0 deletions(-)
14
15diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
16index a02663e..181de59 100644
17--- a/include/media/v4l2-subdev.h
18+++ b/include/media/v4l2-subdev.h
19@@ -352,9 +352,13 @@ struct v4l2_subdev_vbi_ops {
20 * This is needed for some sensors, which always corrupt
21 * several top lines of the output image, or which send their
22 * metadata in them.
23+ * @g_skip_frames: number of frames to skip at stream start. This is needed for
24+ * buggy sensors that generate faulty frames when they are
25+ * turned on.
26 */
27 struct v4l2_subdev_sensor_ops {
28 int (*g_skip_top_lines)(struct v4l2_subdev *sd, u32 *lines);
29+ int (*g_skip_frames)(struct v4l2_subdev *sd, u32 *frames);
30 };
31
32 /*
33--
341.6.6.1
35