linux-kernel - [PATCH v4 17/36] media: Add userspace header file for i.MX

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Message-Id: <1487211578-11360-18-git-send-email-steve_longerbeam@mentor.com>
Date:   Wed, 15 Feb 2017 18:19:19 -0800
From:   Steve Longerbeam <slongerbeam@...il.com>
To:     robh+dt@...nel.org, mark.rutland@....com, shawnguo@...nel.org,
        kernel@...gutronix.de, fabio.estevam@....com,
        linux@...linux.org.uk, mchehab@...nel.org, hverkuil@...all.nl,
        nick@...anahar.org, markus.heiser@...marIT.de,
        p.zabel@...gutronix.de, laurent.pinchart+renesas@...asonboard.com,
        bparrot@...com, geert@...ux-m68k.org, arnd@...db.de,
        sudipm.mukherjee@...il.com, minghsiu.tsai@...iatek.com,
        tiffany.lin@...iatek.com, jean-christophe.trotin@...com,
        horms+renesas@...ge.net.au, niklas.soderlund+renesas@...natech.se,
        robert.jarzmik@...e.fr, songjun.wu@...rochip.com,
        andrew-ct.chen@...iatek.com, gregkh@...uxfoundation.org,
        shuah@...nel.org, sakari.ailus@...ux.intel.com, pavel@....cz
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
        devel@...verdev.osuosl.org,
        Steve Longerbeam <steve_longerbeam@...tor.com>
Subject: [PATCH v4 17/36] media: Add userspace header file for i.MX

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 <steve_longerbeam@...tor.com>
---
 include/uapi/media/Kbuild |  1 +
 include/uapi/media/imx.h  | 29 +++++++++++++++++++++++++++++
 2 files changed, 30 insertions(+)
 create mode 100644 include/uapi/media/imx.h

diff --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.h
diff --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)
+
+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,
+};
+
+#endif
-- 
2.7.4