tvp5150a.h

mx21 tvp5150a的驱动

#ifndef _TVP5150A_H_
#define _TVP5150A_H_

/** @example doTVIN.c */

/**
 * @defgroup TVIN TVIN driver
 */
/**@{*/

/**
 * @file saa7113h.h
 * 
 * @brief Interface to MX21 TVIN/SAA7113H driver.
 * 
 * Copyright (C) 2004, Freescale Semiconductor Suzhou Ltd. All Rights Reserved
 *
 * Descirption:
 * This is the header file for TV-in driver and application programming usage.
 *
 * Modification History:
 * 	Added SAA7113H_IOC_POWER_DOWN definition.
 * Jan 20, 2005.
 *      Added VT_UNKNOWN video type to support video source detection.
 * Dec 20, 2004.
 *      Added SAA7113H_IOC_READ_CONFIG ioctl.
 * Nov 11,  2004.
 *      Document API.
 * Aug 6, 2004.
 *      Initial version.
 */

/**
 * @brief The SAA7113H_CFG data type are used to config SAA7113H processor.
 * video type, width, height, format, fps are automatically detected and 
 * fill up by the SAA7113H driver. Video source is set by user input.
 */
typedef struct
{
	int video_type;		 /**< PAL or NTSC. Please refer to Define_Video_Type. */
	int width;		/**< The width of the output image. */
	int f1height;		/**< The height of the field 1 image. */
	int f2height;		/**< The height of the field 2 image. */
	int color_format;	/**< RGB or YUV. Please refer to Define_Color_Format. */
	int fps;		/**< The frame rate (should be constant). */
	int video_source;	/**< Composite or s-video. Please refer to Define_Video_Source. */
} TVP5150A_CFG;

/**
 * @name Define_Color_Format
 * The color format of output data. The values are used by SAA7113H_CFG.color_format.
 */
/** @def RGB	The RGB output */
/** @def YUV	The YUV output */
/**@{*/
#ifndef RGB
	#define RGB 0
#endif
#ifndef YUV
	#define YUV 1
#endif
/**@}*/

/**
 * @name Define_Video_Source
 * The vidoe source input to SAA7113H processor. The values are used by SAA7113H.video_source.
 */
/** @def CVBS		The video source is from composite port */
/** @def SVIDEO		The video source is from s-video port */
/**@{*/
#ifndef CVBS
	#define CVBS	0
#endif
#ifndef SVIDEO
	#define SVIDEO 1
#endif
/**@}*/

/**
 * @name Define_Video_Type
 * The video type input to SAA7113H processor. The values are used by SAA7113H.video_type.
 */
/** @def VT_UNKNOWN	Unknow video type: no video source detected */
/** @def PAL		The video type is PAL  */
/** @def NTSC		The video type is NTSC */
/**@{*/
#define VT_UNKNOWN	0
#ifndef PAL
	#define PAL	50	//val is chose to be field freq
#endif
#ifndef NTSC
	#define NTSC	60
#endif
/**@}*/

/**
 * @name Define_ioctl_Operation
 * Define the ioctl operations for TV-in driver.
 */
/**@{*/
/** @def SAA7113H_IOC_CONFIG ioctl operation for configuring SAA7113H processor. */
/** @def SAA7113H_IOC_I2C_TEST ioctl operation for testing SAA7113H using I2C. */
/** @def SAA7113H_IOC_READ_CONFIG ioctl operation for getting current SAA7113H configurations. */
/** @def SAA7113H_IOC_POWER_DOWN ioctl operation for putting SAA7113H into lower power mode. */
#define TVP5150A_IOC_CONFIG		10
#define TVP5150A_IOC_I2C_TEST		11
#define TVP5150A_IOC_READ_CONFIG	12
#define TVP5150A_IOC_POWER_DOWN		13

#define TVP5150A_IOC_SELVIDEO       14

#define TVP5150A_SET_BRIGHT         15

#define TVP5150A_SET_SATURATION     16

#define TVP5150A_SET_CONTRAST       17

#define TVP5150A_SET_HUE            18
#define TVP5150A_SET_ACTIVE_LEFT    19
#define TVP5150A_SET_ACTIVE_RIGHT   20
#define TVP5150A_SET_ACTIVE_TOP     21
#define TVP5150A_SET_ACTIVE_DOWN    22
/**@}*/

/**@}*/

#endif	//_TVP5150A_H_