vfc_ioctls.h
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上传日期:2013-02-24
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- /* Copyright (c) 1996 by Manish Vachharajani */
- #ifndef _LINUX_VFC_IOCTLS_H_
- #define _LINUX_VFC_IOCTLS_H_
- /* IOCTLs */
- #define VFC_IOCTL(a) (('j' << 8) | a)
- #define VFCGCTRL (VFC_IOCTL (0)) /* get vfc attributes */
- #define VFCSCTRL (VFC_IOCTL (1)) /* set vfc attributes */
- #define VFCGVID (VFC_IOCTL (2)) /* get video decoder attributes */
- #define VFCSVID (VFC_IOCTL (3)) /* set video decoder attributes */
- #define VFCHUE (VFC_IOCTL (4)) /* set hue */
- #define VFCPORTCHG (VFC_IOCTL (5)) /* change port */
- #define VFCRDINFO (VFC_IOCTL (6)) /* read info */
- /* Options for setting the vfc attributes and status */
- #define MEMPRST 0x1 /* reset FIFO ptr. */
- #define CAPTRCMD 0x2 /* start capture and wait */
- #define DIAGMODE 0x3 /* diag mode */
- #define NORMMODE 0x4 /* normal mode */
- #define CAPTRSTR 0x5 /* start capture */
- #define CAPTRWAIT 0x6 /* wait for capture to finish */
- /* Options for the decoder */
- #define STD_NTSC 0x1 /* NTSC mode */
- #define STD_PAL 0x2 /* PAL mode */
- #define COLOR_ON 0x3 /* force color ON */
- #define MONO 0x4 /* force color OFF */
- /* Values returned by ioctl 2 */
- #define NO_LOCK 1
- #define NTSC_COLOR 2
- #define NTSC_NOCOLOR 3
- #define PAL_COLOR 4
- #define PAL_NOCOLOR 5
- /* Not too sure what this does yet */
- /* Options for setting Field number */
- #define ODD_FIELD 0x1
- #define EVEN_FIELD 0x0
- #define ACTIVE_ONLY 0x2
- #define NON_ACTIVE 0x0
- /* Debug options */
- #define VFC_I2C_SEND 0
- #define VFC_I2C_RECV 1
- struct vfc_debug_inout
- {
- unsigned long addr;
- unsigned long ret;
- unsigned long len;
- unsigned char *buffer;
- };
- #endif /* _LINUX_VFC_IOCTLS_H_ */