/***************************************************************************
* API for image sensors connected to the ZC0301[P] Image Processor and *
* Control Chip *
* *
* Copyright (C) 2006-2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
* *
* 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 *
* (at your option) 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., 675 Mass Ave, Cambridge, MA 02139, USA. *
***************************************************************************/
#ifndef _ZC0301_SENSOR_H_
#define _ZC0301_SENSOR_H_
#include <linux/usb.h>
#include <linux/videodev2.h>
#include <linux/device.h>
#include <linux/stddef.h>
#include <linux/errno.h>
#include <asm/types.h>
struct zc0301_device;
struct zc0301_sensor;
/*****************************************************************************/
extern int zc0301_probe_pas202bcb(struct zc0301_device* cam);
extern int zc0301_probe_pb0330(struct zc0301_device* cam);
#define ZC0301_SENSOR_TABLE \
/* Weak detections must go at the end of the list */ \
static int (*zc0301_sensor_table[])(struct zc0301_device*) = { \
&zc0301_probe_pas202bcb, \
&zc0301_probe_pb0330, \
NULL, \
};
extern struct zc0301_device*
zc0301_match_id(struct zc0301_device* cam, const struct usb_device_id *id);
extern void
zc0301_attach_sensor(struct zc0301_device* cam, struct zc0301_sensor* sensor);
#define ZC0301_USB_DEVICE(vend, prod, intclass) \
.match_flags = USB_DEVICE_ID_MATCH_DEVICE | \
USB_DEVICE_ID_MATCH_INT_CLASS, \
.idVendor = (vend), \
.idProduct = (prod), \
.bInterfaceClass = (intclass)
#define ZC0301_ID_TABLE \
static const struct usb_device_id zc0301_id_table[] = { \
{ ZC0301_USB_DEVICE(0x046d, 0x08ae, 0xff), }, /* PAS202 */ \
{ ZC0301_USB_DEVICE(0x0ac8, 0x303b, 0xff), }, /* PB-0330 */ \
{ } \
};
/*****************************************************************************/
extern int zc0301_write_reg(struct zc0301_device*, u16 index, u16 value);
extern int zc0301_read_reg(struct zc0301_device*, u16 index);
extern int zc0301_i2c_write(struct zc0301_device*, u16 address, u16 value);
extern int zc0301_i2c_read(struct zc0301_device*, u16 address, u8 length);
/*****************************************************************************/
#define ZC0301_MAX_CTRLS (V4L2_CID_LASTP1 - V4L2_CID_BASE + 10)
#define ZC0301_V4L2_CID_DAC_MAGNITUDE (V4L2_CID_PRIVATE_BASE + 0)
#define ZC0301_V4L2_CID_GREEN_BALANCE (V4L2_CID_PRIVATE_BASE + 1)
struct zc0301_sensor {
char name[32];
struct v4l2_queryctrl qctrl[ZC0301_MAX_CTRLS];
struct v4l2_cropcap cropcap;
struct v4l2_pix_format pix_format;
int (*init)(struct zc0301_device*);
int (*get_ctrl)(struct zc0301_device*, struct v4l2_control* ctrl);
int (*set_ctrl)(struct zc0301_device*,
const struct v4l2_control* ctrl);
int (*set_crop)(struct zc0301_device*, const struct v4l2_rect* rect);
/* Private */
struct v4l2_queryctrl _qctrl[ZC0301_MAX_CTRLS];
struct v4l2_rect _rect;
};
#endif /* _ZC0301_SENSOR_H_ */
