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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/drivers/media/video/indycam.h
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/*

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 *  indycam.h - Silicon Graphics IndyCam digital camera driver

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 *

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 *  Copyright (C) 2003 Ladislav Michl <[email protected]>

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 *  Copyright (C) 2004,2005 Mikael Nousiainen <[email protected]>

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 *

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 *  This program is free software; you can redistribute it and/or modify

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 *  it under the terms of the GNU General Public License version 2 as

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 *  published by the Free Software Foundation.

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 */

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#ifndef _INDYCAM_H_

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#define _INDYCAM_H_

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/* I2C address for the Guinness Camera */

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#define INDYCAM_ADDR			0x56

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/* Camera version */

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#define CAMERA_VERSION_INDY		0x10	/* v1.0 */

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#define CAMERA_VERSION_MOOSE		0x12	/* v1.2 */

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#define INDYCAM_VERSION_MAJOR(x)	(((x) & 0xf0) >> 4)

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#define INDYCAM_VERSION_MINOR(x)	((x) & 0x0f)

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/* Register bus addresses */

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#define INDYCAM_REG_CONTROL		0x00

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#define INDYCAM_REG_SHUTTER		0x01

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#define INDYCAM_REG_GAIN		0x02

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#define INDYCAM_REG_BRIGHTNESS		0x03 /* read-only */

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#define INDYCAM_REG_RED_BALANCE		0x04

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#define INDYCAM_REG_BLUE_BALANCE	0x05

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#define INDYCAM_REG_RED_SATURATION	0x06

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#define INDYCAM_REG_BLUE_SATURATION	0x07

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#define INDYCAM_REG_GAMMA		0x08

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#define INDYCAM_REG_VERSION		0x0e /* read-only */

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#define INDYCAM_REG_RESET		0x0f /* write-only */

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#define INDYCAM_REG_LED			0x46

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#define INDYCAM_REG_ORIENTATION		0x47

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#define INDYCAM_REG_BUTTON		0x48

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/* Field definitions of registers */

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#define INDYCAM_CONTROL_AGCENA		(1<<0) /* automatic gain control */

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#define INDYCAM_CONTROL_AWBCTL		(1<<1) /* automatic white balance */

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						/* 2-3 are reserved */

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#define INDYCAM_CONTROL_EVNFLD		(1<<4)	/* read-only */

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#define INDYCAM_SHUTTER_10000		0x02	/* 1/10000 second */

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#define INDYCAM_SHUTTER_4000		0x04	/* 1/4000 second */

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#define INDYCAM_SHUTTER_2000		0x08	/* 1/2000 second */

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#define INDYCAM_SHUTTER_1000		0x10	/* 1/1000 second */

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#define INDYCAM_SHUTTER_500		0x20	/* 1/500 second */

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#define INDYCAM_SHUTTER_250		0x3f	/* 1/250 second */

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#define INDYCAM_SHUTTER_125		0x7e	/* 1/125 second */

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#define INDYCAM_SHUTTER_100		0x9e	/* 1/100 second */

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#define INDYCAM_SHUTTER_60		0x00	/* 1/60 second */

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#define INDYCAM_LED_ACTIVE			0x10

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#define INDYCAM_LED_INACTIVE			0x30

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#define INDYCAM_ORIENTATION_BOTTOM_TO_TOP	0x40

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#define INDYCAM_BUTTON_RELEASED			0x10

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/* Values for controls */

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#define INDYCAM_SHUTTER_MIN		0x00

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#define INDYCAM_SHUTTER_MAX		0xff

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#define INDYCAM_GAIN_MIN                0x00

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#define INDYCAM_GAIN_MAX                0xff

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#define INDYCAM_RED_BALANCE_MIN		0x00

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#define INDYCAM_RED_BALANCE_MAX		0xff

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#define INDYCAM_BLUE_BALANCE_MIN        0x00

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#define INDYCAM_BLUE_BALANCE_MAX        0xff

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#define INDYCAM_RED_SATURATION_MIN      0x00

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#define INDYCAM_RED_SATURATION_MAX      0xff

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#define INDYCAM_BLUE_SATURATION_MIN	0x00

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#define INDYCAM_BLUE_SATURATION_MAX	0xff

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#define INDYCAM_GAMMA_MIN		0x00

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#define INDYCAM_GAMMA_MAX		0xff

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#define INDYCAM_AGC_DEFAULT		1

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#define INDYCAM_AWB_DEFAULT		0

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#define INDYCAM_SHUTTER_DEFAULT		0xff

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#define INDYCAM_GAIN_DEFAULT		0x80

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#define INDYCAM_RED_BALANCE_DEFAULT	0x18

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#define INDYCAM_BLUE_BALANCE_DEFAULT	0xa4

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#define INDYCAM_RED_SATURATION_DEFAULT	0x80

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#define INDYCAM_BLUE_SATURATION_DEFAULT	0xc0

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#define INDYCAM_GAMMA_DEFAULT		0x80

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/* Driver interface definitions */

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#define INDYCAM_CONTROL_RED_SATURATION		(V4L2_CID_PRIVATE_BASE + 0)

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#define INDYCAM_CONTROL_BLUE_SATURATION		(V4L2_CID_PRIVATE_BASE + 1)

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#endif

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