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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 09:50:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 09:50:13 -0700
commit76d21c563569bcea6bc67d65cc2c460cff643058 (patch)
tree4dd2c9846ea7838077099646418978e354df1680 /include/linux/v4l2-subdev.h
parent6e50e9f9f4a8277b4d76de417ca77cf3921bd524 (diff)
parent472af2b05bdefcaee7e754e22cbf131110017ad6 (diff)
downloadlwn-76d21c563569bcea6bc67d65cc2c460cff643058.tar.gz
lwn-76d21c563569bcea6bc67d65cc2c460cff643058.zip
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (442 commits) [media] videobuf2-dma-contig: make cookie() return a pointer to dma_addr_t [media] sh_mobile_ceu_camera: Do not call vb2's mem_ops directly [media] V4L: soc-camera: explicitly require V4L2_BUF_TYPE_VIDEO_CAPTURE [media] v4l: soc-camera: Store negotiated buffer settings [media] rc: interim support for 32-bit NEC-ish scancodes [media] mceusb: topseed 0x0011 needs gen3 init for tx to work [media] lirc_zilog: error out if buffer read bytes != chunk size [media] lirc: silence some compile warnings [media] hdpvr: use same polling interval as other OS [media] ir-kbd-i2c: pass device code w/key in hauppauge case [media] rc/keymaps: Remove the obsolete rc-rc5-tv keymap [media] remove the old RC_MAP_HAUPPAUGE_NEW RC map [media] rc/keymaps: Rename Hauppauge table as rc-hauppauge [media] rc-rc5-hauppauge-new: Fix Hauppauge Grey mapping [media] rc-rc5-hauppauge-new: Add support for the old Black RC [media] rc-rc5-hauppauge-new: Add the old control to the table [media] rc-winfast: Fix the keycode tables [media] a800: Fix a few wrong IR key assignments [media] opera1: Use multimedia keys instead of an app-specific mapping [media] dw2102: Use multimedia keys instead of an app-specific mapping ... Fix up trivial conflicts (remove/modify and some real conflicts) in: arch/arm/mach-omap2/devices.c drivers/staging/Kconfig drivers/staging/Makefile drivers/staging/dabusb/dabusb.c drivers/staging/dabusb/dabusb.h drivers/staging/easycap/easycap_ioctl.c drivers/staging/usbvideo/usbvideo.c drivers/staging/usbvideo/vicam.c
Diffstat (limited to 'include/linux/v4l2-subdev.h')
-rw-r--r--include/linux/v4l2-subdev.h141
1 files changed, 141 insertions, 0 deletions
diff --git a/include/linux/v4l2-subdev.h b/include/linux/v4l2-subdev.h
new file mode 100644
index 000000000000..ed29cbbebfef
--- /dev/null
+++ b/include/linux/v4l2-subdev.h
@@ -0,0 +1,141 @@
+/*
+ * 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_crop - Pad-level crop settings
+ * @which: format type (from enum v4l2_subdev_format_whence)
+ * @pad: pad number, as reported by the media API
+ * @rect: pad crop rectangle boundaries
+ */
+struct v4l2_subdev_crop {
+ __u32 which;
+ __u32 pad;
+ struct v4l2_rect rect;
+ __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];
+};
+
+/**
+ * struct v4l2_subdev_frame_interval - Pad-level frame rate
+ * @pad: pad number, as reported by the media API
+ * @interval: frame interval in seconds
+ */
+struct v4l2_subdev_frame_interval {
+ __u32 pad;
+ struct v4l2_fract interval;
+ __u32 reserved[9];
+};
+
+/**
+ * struct v4l2_subdev_frame_interval_enum - Frame interval enumeration
+ * @pad: pad number, as reported by the media API
+ * @index: frame interval index during enumeration
+ * @code: format code (from enum v4l2_mbus_pixelcode)
+ * @width: frame width in pixels
+ * @height: frame height in pixels
+ * @interval: frame interval in seconds
+ */
+struct v4l2_subdev_frame_interval_enum {
+ __u32 index;
+ __u32 pad;
+ __u32 code;
+ __u32 width;
+ __u32 height;
+ struct v4l2_fract interval;
+ __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_G_FRAME_INTERVAL \
+ _IOWR('V', 21, struct v4l2_subdev_frame_interval)
+#define VIDIOC_SUBDEV_S_FRAME_INTERVAL \
+ _IOWR('V', 22, struct v4l2_subdev_frame_interval)
+#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)
+#define VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL \
+ _IOWR('V', 75, struct v4l2_subdev_frame_interval_enum)
+#define VIDIOC_SUBDEV_G_CROP _IOWR('V', 59, struct v4l2_subdev_crop)
+#define VIDIOC_SUBDEV_S_CROP _IOWR('V', 60, struct v4l2_subdev_crop)
+
+#endif