diff options
Diffstat (limited to 'include/linux/videodev2.h')
| -rw-r--r-- | include/linux/videodev2.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 225560c1a10..4b752d5ee80 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -653,6 +653,10 @@ struct v4l2_buffer { #define V4L2_BUF_FLAG_ERROR 0x0040 #define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */ #define V4L2_BUF_FLAG_INPUT 0x0200 /* input field is valid */ +#define V4L2_BUF_FLAG_PREPARED 0x0400 /* Buffer is prepared for queuing */ +/* Cache handling flags */ +#define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x0800 +#define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x1000 /* * O V E R L A Y P R E V I E W @@ -1165,6 +1169,7 @@ enum v4l2_power_line_frequency { V4L2_CID_POWER_LINE_FREQUENCY_DISABLED = 0, V4L2_CID_POWER_LINE_FREQUENCY_50HZ = 1, V4L2_CID_POWER_LINE_FREQUENCY_60HZ = 2, + V4L2_CID_POWER_LINE_FREQUENCY_AUTO = 3, }; #define V4L2_CID_HUE_AUTO (V4L2_CID_BASE+25) #define V4L2_CID_WHITE_BALANCE_TEMPERATURE (V4L2_CID_BASE+26) @@ -2138,6 +2143,23 @@ struct v4l2_dbg_chip_ident { __u32 revision; /* chip revision, chip specific */ } __attribute__ ((packed)); +/** + * struct v4l2_create_buffers - VIDIOC_CREATE_BUFS argument + * @index: on return, index of the first created buffer + * @count: entry: number of requested buffers, + * return: number of created buffers + * @memory: buffer memory type + * @format: frame format, for which buffers are requested + * @reserved: future extensions + */ +struct v4l2_create_buffers { + __u32 index; + __u32 count; + enum v4l2_memory memory; + struct v4l2_format format; + __u32 reserved[8]; +}; + /* * I O C T L C O D E S F O R V I D E O D E V I C E S * @@ -2228,6 +2250,11 @@ struct v4l2_dbg_chip_ident { #define VIDIOC_SUBSCRIBE_EVENT _IOW('V', 90, struct v4l2_event_subscription) #define VIDIOC_UNSUBSCRIBE_EVENT _IOW('V', 91, struct v4l2_event_subscription) +/* Experimental, the below two ioctls may change over the next couple of kernel + versions */ +#define VIDIOC_CREATE_BUFS _IOWR('V', 92, struct v4l2_create_buffers) +#define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) + /* Reminder: when adding new ioctls please add support for them to drivers/media/video/v4l2-compat-ioctl32.c as well! */ |