108 lines
4.9 KiB
C
108 lines
4.9 KiB
C
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/***************************************************************************
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* API for image sensors connected to the ZC0301[P] Image Processor and *
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* Control Chip *
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* *
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* Copyright (C) 2006-2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
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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 as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software *
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
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***************************************************************************/
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#ifndef _ZC0301_SENSOR_H_
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#define _ZC0301_SENSOR_H_
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#include <linux/usb.h>
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#include <linux/videodev2.h>
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#include <linux/device.h>
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#include <linux/stddef.h>
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#include <linux/errno.h>
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#include <asm/types.h>
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struct zc0301_device;
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struct zc0301_sensor;
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/*****************************************************************************/
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extern int zc0301_probe_pas202bcb(struct zc0301_device* cam);
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extern int zc0301_probe_pb0330(struct zc0301_device* cam);
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#define ZC0301_SENSOR_TABLE \
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/* Weak detections must go at the end of the list */ \
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static int (*zc0301_sensor_table[])(struct zc0301_device*) = { \
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&zc0301_probe_pas202bcb, \
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&zc0301_probe_pb0330, \
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NULL, \
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};
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extern struct zc0301_device*
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zc0301_match_id(struct zc0301_device* cam, const struct usb_device_id *id);
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extern void
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zc0301_attach_sensor(struct zc0301_device* cam, struct zc0301_sensor* sensor);
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#define ZC0301_USB_DEVICE(vend, prod, intclass) \
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.match_flags = USB_DEVICE_ID_MATCH_DEVICE | \
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USB_DEVICE_ID_MATCH_INT_CLASS, \
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.idVendor = (vend), \
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.idProduct = (prod), \
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.bInterfaceClass = (intclass)
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#if !defined CONFIG_USB_GSPCA && !defined CONFIG_USB_GSPCA_MODULE
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#define ZC0301_ID_TABLE \
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static const struct usb_device_id zc0301_id_table[] = { \
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{ ZC0301_USB_DEVICE(0x046d, 0x08ae, 0xff), }, /* PAS202 */ \
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{ ZC0301_USB_DEVICE(0x0ac8, 0x303b, 0xff), }, /* PB-0330 */ \
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{ } \
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};
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#else
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#define ZC0301_ID_TABLE \
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static const struct usb_device_id zc0301_id_table[] = { \
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{ ZC0301_USB_DEVICE(0x046d, 0x08ae, 0xff), }, /* PAS202 */ \
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{ } \
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};
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#endif
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/*****************************************************************************/
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extern int zc0301_write_reg(struct zc0301_device*, u16 index, u16 value);
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extern int zc0301_read_reg(struct zc0301_device*, u16 index);
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extern int zc0301_i2c_write(struct zc0301_device*, u16 address, u16 value);
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extern int zc0301_i2c_read(struct zc0301_device*, u16 address, u8 length);
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/*****************************************************************************/
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#define ZC0301_MAX_CTRLS (V4L2_CID_LASTP1 - V4L2_CID_BASE + 10)
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#define ZC0301_V4L2_CID_DAC_MAGNITUDE (V4L2_CID_PRIVATE_BASE + 0)
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#define ZC0301_V4L2_CID_GREEN_BALANCE (V4L2_CID_PRIVATE_BASE + 1)
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struct zc0301_sensor {
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char name[32];
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struct v4l2_queryctrl qctrl[ZC0301_MAX_CTRLS];
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struct v4l2_cropcap cropcap;
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struct v4l2_pix_format pix_format;
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int (*init)(struct zc0301_device*);
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int (*get_ctrl)(struct zc0301_device*, struct v4l2_control* ctrl);
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int (*set_ctrl)(struct zc0301_device*,
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const struct v4l2_control* ctrl);
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int (*set_crop)(struct zc0301_device*, const struct v4l2_rect* rect);
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/* Private */
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struct v4l2_queryctrl _qctrl[ZC0301_MAX_CTRLS];
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struct v4l2_rect _rect;
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};
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#endif /* _ZC0301_SENSOR_H_ */
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