2 files changed, 91 insertions, 0 deletions

diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index c33f22a6a404..43918a34db9f 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -372,6 +372,7 @@ header-y += usbdevice_fs.h
 header-y += utime.h
 header-y += utsname.h
 header-y += v4l2-mediabus.h
+header-y += v4l2-subdev.h
 header-y += veth.h
 header-y += vhost.h
 header-y += videodev2.h
diff --git a/include/linux/v4l2-subdev.h b/include/linux/v4l2-subdev.h
new file mode 100644
index 000000000000..8dbb44873821
--- /dev/null
+++ b/include/linux/v4l2-subdev.h
@@ -0,0 +1,90 @@
+/*
+ * V4L2 subdev userspace API
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ *
+ * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+ *           Sakari Ailus <sakari.ailus@iki.fi>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __LINUX_V4L2_SUBDEV_H
+#define __LINUX_V4L2_SUBDEV_H
+
+#include <linux/ioctl.h>
+#include <linux/types.h>
+#include <linux/v4l2-mediabus.h>
+
+/**
+ * enum v4l2_subdev_format_whence - Media bus format type
+ * @V4L2_SUBDEV_FORMAT_TRY: try format, for negotiation only
+ * @V4L2_SUBDEV_FORMAT_ACTIVE: active format, applied to the device
+ */
+enum v4l2_subdev_format_whence {
+        V4L2_SUBDEV_FORMAT_TRY = 0,
+        V4L2_SUBDEV_FORMAT_ACTIVE = 1,
+};
+
+/**
+ * struct v4l2_subdev_format - Pad-level media bus format
+ * @which: format type (from enum v4l2_subdev_format_whence)
+ * @pad: pad number, as reported by the media API
+ * @format: media bus format (format code and frame size)
+ */
+struct v4l2_subdev_format {
+        __u32 which;
+        __u32 pad;
+        struct v4l2_mbus_framefmt format;
+        __u32 reserved[8];
+};
+
+/**
+ * struct v4l2_subdev_mbus_code_enum - Media bus format enumeration
+ * @pad: pad number, as reported by the media API
+ * @index: format index during enumeration
+ * @code: format code (from enum v4l2_mbus_pixelcode)
+ */
+struct v4l2_subdev_mbus_code_enum {
+        __u32 pad;
+        __u32 index;
+        __u32 code;
+        __u32 reserved[9];
+};
+
+/**
+ * struct v4l2_subdev_frame_size_enum - Media bus format enumeration
+ * @pad: pad number, as reported by the media API
+ * @index: format index during enumeration
+ * @code: format code (from enum v4l2_mbus_pixelcode)
+ */
+struct v4l2_subdev_frame_size_enum {
+        __u32 index;
+        __u32 pad;
+        __u32 code;
+        __u32 min_width;
+        __u32 max_width;
+        __u32 min_height;
+        __u32 max_height;
+        __u32 reserved[9];
+};
+
+#define VIDIOC_SUBDEV_G_FMT     _IOWR('V',  4, struct v4l2_subdev_format)
+#define VIDIOC_SUBDEV_S_FMT     _IOWR('V',  5, struct v4l2_subdev_format)
+#define VIDIOC_SUBDEV_ENUM_MBUS_CODE \
+                        _IOWR('V',  2, struct v4l2_subdev_mbus_code_enum)
+#define VIDIOC_SUBDEV_ENUM_FRAME_SIZE \
+                        _IOWR('V', 74, struct v4l2_subdev_frame_size_enum)
+
+#endif