[PATCH v4 17/36] media: Add userspace header file for i.MX
From: p.zabel@pengutronix.de (Philipp Zabel)
Date: 2017-02-16 11:34:12
Also in:
linux-devicetree, linux-media, lkml
On Wed, 2017-02-15 at 18:19 -0800, Steve Longerbeam wrote:
quoted hunk ↗ jump to hunk
This adds a header file for use by userspace programs wanting to interact with the i.MX media driver. It defines custom v4l2 controls and events generated by the i.MX v4l2 subdevices. Signed-off-by: Steve Longerbeam <redacted> --- include/uapi/media/Kbuild | 1 + include/uapi/media/imx.h | 29 +++++++++++++++++++++++++++++ 2 files changed, 30 insertions(+) create mode 100644 include/uapi/media/imx.hdiff --git a/include/uapi/media/Kbuild b/include/uapi/media/Kbuild index aafaa5a..fa78958 100644 --- a/include/uapi/media/Kbuild +++ b/include/uapi/media/Kbuild@@ -1 +1,2 @@ # UAPI Header export list +header-y += imx.hdiff --git a/include/uapi/media/imx.h b/include/uapi/media/imx.h new file mode 100644 index 0000000..1fdd1c1 --- /dev/null +++ b/include/uapi/media/imx.h@@ -0,0 +1,29 @@ +/* + * Copyright (c) 2014-2015 Mentor Graphics Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the + * License, or (at your option) any later version + */ + +#ifndef __UAPI_MEDIA_IMX_H__ +#define __UAPI_MEDIA_IMX_H__ + +/* + * events from the subdevs + */ +#define V4L2_EVENT_IMX_CLASS V4L2_EVENT_PRIVATE_START +#define V4L2_EVENT_IMX_NFB4EOF (V4L2_EVENT_IMX_CLASS + 1) +#define V4L2_EVENT_IMX_FRAME_INTERVAL (V4L2_EVENT_IMX_CLASS + 2)
These events are still i.MX specific. I think they shouldn't be.
+enum imx_ctrl_id {
+ V4L2_CID_IMX_MOTION = (V4L2_CID_USER_IMX_BASE + 0),
+ V4L2_CID_IMX_FIM_ENABLE,
+ V4L2_CID_IMX_FIM_NUM,
+ V4L2_CID_IMX_FIM_TOLERANCE_MIN,
+ V4L2_CID_IMX_FIM_TOLERANCE_MAX,
+ V4L2_CID_IMX_FIM_NUM_SKIP,
+};
+
+#endifregards Philipp