path: root/drivers/media/video/gspca/spca561.c

/*
 * Sunplus spca561 subdriver
 *
 * Copyright (C) 2004 Michel Xhaard mxhaard@magic.fr
 *
 * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#define MODULE_NAME "spca561"

#include "gspca.h"

MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
MODULE_DESCRIPTION("GSPCA/SPCA561 USB Camera Driver");
MODULE_LICENSE("GPL");

/* specific webcam descriptor */
struct sd {
	struct gspca_dev gspca_dev;	/* !! must be the first item */

	__u16 contrast;			/* rev72a only */
#define CONTRAST_MIN 0x0000
#define CONTRAST_DEF 0x2000
#define CONTRAST_MAX 0x3fff

	__u16 exposure;			/* rev12a only */
#define EXPOSURE_MIN 1
#define EXPOSURE_DEF 200
#define EXPOSURE_MAX (4095 - 900) /* see set_exposure */

	__u8 brightness;		/* rev72a only */
#define BRIGHTNESS_MIN 0
#define BRIGHTNESS_DEF 32
#define BRIGHTNESS_MAX 63

	__u8 white;			/* rev12a only */
#define WHITE_MIN 1
#define WHITE_DEF 0x40
#define WHITE_MAX 0x7f

	__u8 autogain;
#define AUTOGAIN_MIN 0
#define AUTOGAIN_DEF 1
#define AUTOGAIN_MAX 1

	__u8 gain;			/* rev12a only */
#define GAIN_MIN 0x0
#define GAIN_DEF 0x24
#define GAIN_MAX 0x24

#define EXPO12A_DEF 3
	__u8 expo12a;		/* expo/gain? for rev 12a */

	__u8 chip_revision;
#define Rev012A 0
#define Rev072A 1

	signed char ag_cnt;
#define AG_CNT_START 13
};

static struct v4l2_pix_format sif_012a_mode[] = {
	{160, 120, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
		.bytesperline = 160,
		.sizeimage = 160 * 120,
		.colorspace = V4L2_COLORSPACE_SRGB,
		.priv = 3},
	{176, 144, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
		.bytesperline = 176,
		.sizeimage = 176 * 144,
		.colorspace = V4L2_COLORSPACE_SRGB,
		.priv = 2},
	{320, 240, V4L2_PIX_FMT_SPCA561, V4L2_FIELD_NONE,
		.bytesperline = 320,
		.sizeimage = 320 * 240 * 4 / 8,
		.colorspace = V4L2_COLORSPACE_SRGB,
		.priv = 1},
	{352, 288, V4L2_PIX_FMT_SPCA561, V4L2_FIELD_NONE,
		.bytesperline = 352,
		.sizeimage = 352 * 288 * 4 / 8,
		.colorspace = V4L2_COLORSPACE_SRGB,
		.priv = 0},
};

static struct v4l2_pix_format sif_072a_mode[] = {
	{160, 120, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
		.bytesperline = 160,
		.sizeimage = 160 * 120,
		.colorspace = V4L2_COLORSPACE_SRGB,
		.priv = 3},
	{176, 144, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
		.bytesperline = 176,
		.sizeimage = 176 * 144,
		.</