mirror of https://gitee.com/openkylin/linux.git
[media] uvcvideo: Make the API public
Move the public API definitions to include/linux/uvcvideo.h and bump the version number to 1.1.0. Compatibility with the old API is kept, application can still be compiled against the private header and will not break. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Laurent Pinchart
Mauro Carvalho Chehab
parent
f411f10382
commit
5f7088127e
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@ -166,7 +166,6 @@ Code Seq#(hex) Include File Comments
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'T' all arch/x86/include/asm/ioctls.h conflict!
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'T' C0-DF linux/if_tun.h conflict!
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'U' all sound/asound.h conflict!
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'U' 00-0F drivers/media/video/uvc/uvcvideo.h conflict!
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'U' 00-CF linux/uinput.h conflict!
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'U' 00-EF linux/usbdevice_fs.h
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'U' C0-CF drivers/bluetooth/hci_uart.h
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@ -259,6 +258,7 @@ Code Seq#(hex) Include File Comments
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't' 80-8F linux/isdn_ppp.h
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't' 90 linux/toshiba.h
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'u' 00-1F linux/smb_fs.h gone
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'u' 20-3F linux/uvcvideo.h USB video class host driver
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'v' 00-1F linux/ext2_fs.h conflict!
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'v' 00-1F linux/fs.h conflict!
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'v' 00-0F linux/sonypi.h conflict!
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@ -1036,24 +1036,25 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg)
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* UVCIOC_CTRL_GET and UVCIOC_CTRL_SET are deprecated and scheduled for
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* removal in 2.6.42.
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*/
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case UVCIOC_CTRL_ADD:
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case __UVCIOC_CTRL_ADD:
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uvc_v4l2_ioctl_warn();
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return -EEXIST;
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case UVCIOC_CTRL_MAP_OLD:
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case __UVCIOC_CTRL_MAP_OLD:
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uvc_v4l2_ioctl_warn();
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case __UVCIOC_CTRL_MAP:
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case UVCIOC_CTRL_MAP:
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return uvc_ioctl_ctrl_map(chain, arg,
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cmd == UVCIOC_CTRL_MAP_OLD);
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cmd == __UVCIOC_CTRL_MAP_OLD);
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case UVCIOC_CTRL_GET:
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case UVCIOC_CTRL_SET:
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case __UVCIOC_CTRL_GET:
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case __UVCIOC_CTRL_SET:
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{
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struct uvc_xu_control *xctrl = arg;
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struct uvc_xu_control_query xqry = {
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.unit = xctrl->unit,
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.selector = xctrl->selector,
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.query = cmd == UVCIOC_CTRL_GET
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.query = cmd == __UVCIOC_CTRL_GET
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? UVC_GET_CUR : UVC_SET_CUR,
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.size = xctrl->size,
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.data = xctrl->data,
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@ -4,6 +4,14 @@
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#include <linux/kernel.h>
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#include <linux/videodev2.h>
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#ifndef __KERNEL__
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/*
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* This header provides binary compatibility with applications using the private
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* uvcvideo API. This API is deprecated and will be removed in 2.6.42.
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* Applications should be recompiled against the public linux/uvcvideo.h header.
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*/
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#warn "The uvcvideo.h header is deprecated, use linux/uvcvideo.h instead."
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/*
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* Dynamic controls
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*/
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@ -17,23 +25,6 @@
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#define UVC_CTRL_DATA_TYPE_BITMASK 5
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/* Control flags */
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#define UVC_CTRL_FLAG_SET_CUR (1 << 0)
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#define UVC_CTRL_FLAG_GET_CUR (1 << 1)
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#define UVC_CTRL_FLAG_GET_MIN (1 << 2)
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#define UVC_CTRL_FLAG_GET_MAX (1 << 3)
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#define UVC_CTRL_FLAG_GET_RES (1 << 4)
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#define UVC_CTRL_FLAG_GET_DEF (1 << 5)
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/* Control should be saved at suspend and restored at resume. */
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#define UVC_CTRL_FLAG_RESTORE (1 << 6)
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/* Control can be updated by the camera. */
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#define UVC_CTRL_FLAG_AUTO_UPDATE (1 << 7)
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#define UVC_CTRL_FLAG_GET_RANGE \
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(UVC_CTRL_FLAG_GET_CUR | UVC_CTRL_FLAG_GET_MIN | \
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UVC_CTRL_FLAG_GET_MAX | UVC_CTRL_FLAG_GET_RES | \
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UVC_CTRL_FLAG_GET_DEF)
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/* Old control flags, don't use */
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#define UVC_CONTROL_SET_CUR (1 << 0)
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#define UVC_CONTROL_GET_CUR (1 << 1)
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#define UVC_CONTROL_GET_MIN (1 << 2)
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@ -47,23 +38,11 @@
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UVC_CONTROL_GET_MAX | UVC_CONTROL_GET_RES | \
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UVC_CONTROL_GET_DEF)
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struct uvc_xu_control_info {
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__u8 entity[16];
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__u8 index;
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__u8 selector;
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__u16 size;
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__u32 flags;
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};
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struct uvc_menu_info {
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__u32 value;
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__u8 name[32];
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};
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struct uvc_xu_control_mapping_old {
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__u8 reserved[64];
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};
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struct uvc_xu_control_mapping {
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__u32 id;
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__u8 name[32];
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@ -81,6 +60,20 @@ struct uvc_xu_control_mapping {
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__u32 reserved[4];
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};
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#endif
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struct uvc_xu_control_info {
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__u8 entity[16];
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__u8 index;
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__u8 selector;
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__u16 size;
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__u32 flags;
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};
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struct uvc_xu_control_mapping_old {
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__u8 reserved[64];
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};
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struct uvc_xu_control {
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__u8 unit;
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__u8 selector;
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@ -88,25 +81,25 @@ struct uvc_xu_control {
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__u8 __user *data;
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};
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struct uvc_xu_control_query {
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__u8 unit;
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__u8 selector;
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__u8 query;
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__u16 size;
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__u8 __user *data;
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};
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#ifndef __KERNEL__
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#define UVCIOC_CTRL_ADD _IOW('U', 1, struct uvc_xu_control_info)
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#define UVCIOC_CTRL_MAP_OLD _IOWR('U', 2, struct uvc_xu_control_mapping_old)
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#define UVCIOC_CTRL_MAP _IOWR('U', 2, struct uvc_xu_control_mapping)
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#define UVCIOC_CTRL_GET _IOWR('U', 3, struct uvc_xu_control)
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#define UVCIOC_CTRL_SET _IOW('U', 4, struct uvc_xu_control)
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#define UVCIOC_CTRL_QUERY _IOWR('U', 5, struct uvc_xu_control_query)
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#else
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#define __UVCIOC_CTRL_ADD _IOW('U', 1, struct uvc_xu_control_info)
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#define __UVCIOC_CTRL_MAP_OLD _IOWR('U', 2, struct uvc_xu_control_mapping_old)
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#define __UVCIOC_CTRL_MAP _IOWR('U', 2, struct uvc_xu_control_mapping)
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#define __UVCIOC_CTRL_GET _IOWR('U', 3, struct uvc_xu_control)
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#define __UVCIOC_CTRL_SET _IOW('U', 4, struct uvc_xu_control)
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#endif
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#ifdef __KERNEL__
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#include <linux/poll.h>
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#include <linux/usb/video.h>
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#include <linux/uvcvideo.h>
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/* --------------------------------------------------------------------------
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* UVC constants
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@ -184,8 +177,8 @@ struct uvc_xu_control_query {
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* Driver specific constants.
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*/
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#define DRIVER_VERSION_NUMBER KERNEL_VERSION(1, 0, 0)
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#define DRIVER_VERSION "v1.0.0"
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#define DRIVER_VERSION_NUMBER KERNEL_VERSION(1, 1, 0)
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#define DRIVER_VERSION "v1.1.0"
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/* Number of isochronous URBs. */
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#define UVC_URBS 5
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@ -682,4 +675,3 @@ void uvc_video_decode_isight(struct urb *urb, struct uvc_streaming *stream,
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#endif /* __KERNEL__ */
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#endif
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@ -372,6 +372,7 @@ header-y += unistd.h
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header-y += usbdevice_fs.h
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header-y += utime.h
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header-y += utsname.h
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header-y += uvcvideo.h
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header-y += v4l2-mediabus.h
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header-y += v4l2-subdev.h
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header-y += veth.h
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@ -0,0 +1,69 @@
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#ifndef __LINUX_UVCVIDEO_H_
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#define __LINUX_UVCVIDEO_H_
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#include <linux/ioctl.h>
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#include <linux/types.h>
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/*
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* Dynamic controls
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*/
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/* Data types for UVC control data */
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#define UVC_CTRL_DATA_TYPE_RAW 0
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#define UVC_CTRL_DATA_TYPE_SIGNED 1
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#define UVC_CTRL_DATA_TYPE_UNSIGNED 2
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#define UVC_CTRL_DATA_TYPE_BOOLEAN 3
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#define UVC_CTRL_DATA_TYPE_ENUM 4
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#define UVC_CTRL_DATA_TYPE_BITMASK 5
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/* Control flags */
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#define UVC_CTRL_FLAG_SET_CUR (1 << 0)
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#define UVC_CTRL_FLAG_GET_CUR (1 << 1)
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#define UVC_CTRL_FLAG_GET_MIN (1 << 2)
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#define UVC_CTRL_FLAG_GET_MAX (1 << 3)
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#define UVC_CTRL_FLAG_GET_RES (1 << 4)
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#define UVC_CTRL_FLAG_GET_DEF (1 << 5)
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/* Control should be saved at suspend and restored at resume. */
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#define UVC_CTRL_FLAG_RESTORE (1 << 6)
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/* Control can be updated by the camera. */
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#define UVC_CTRL_FLAG_AUTO_UPDATE (1 << 7)
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#define UVC_CTRL_FLAG_GET_RANGE \
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(UVC_CTRL_FLAG_GET_CUR | UVC_CTRL_FLAG_GET_MIN | \
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UVC_CTRL_FLAG_GET_MAX | UVC_CTRL_FLAG_GET_RES | \
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UVC_CTRL_FLAG_GET_DEF)
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struct uvc_menu_info {
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__u32 value;
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__u8 name[32];
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};
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struct uvc_xu_control_mapping {
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__u32 id;
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__u8 name[32];
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__u8 entity[16];
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__u8 selector;
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__u8 size;
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__u8 offset;
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__u32 v4l2_type;
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__u32 data_type;
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struct uvc_menu_info __user *menu_info;
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__u32 menu_count;
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__u32 reserved[4];
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};
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struct uvc_xu_control_query {
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__u8 unit;
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__u8 selector;
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__u8 query;
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__u16 size;
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__u8 __user *data;
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};
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#define UVCIOC_CTRL_MAP _IOWR('u', 0x20, struct uvc_xu_control_mapping)
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#define UVCIOC_CTRL_QUERY _IOWR('u', 0x21, struct uvc_xu_control_query)
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#endif
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