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stk11xx-dev-0500.c
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stk11xx-dev-0500.c
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/**
* @file stk11xx-dev-0500.c
* @author Nicolas VIVIEN
* @date 2009-05-30
* @version v2.2.x
*
* @brief Driver for Syntek USB video camera
*
* @note Copyright (C) Nicolas VIVIEN
*
* @par Licences
*
* 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
*
* @par SubVersion
* $Date$
* $Revision$
* $Author$
* $HeadURL$
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/version.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/kref.h>
#include <linux/usb.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
#include "stk11xx.h"
#include "stk11xx-dev.h"
//=============================================================================
//
// STK-0500 API
//
//=============================================================================
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief This function permits to initialize the device.
*
* This function must be called at first. It's the start of the
* initialization process. After this process, the device is
* completly initalized and it's ready.
*
* This function is written from the USB log.
*/
int dev_stk0500_initialize_device(struct usb_stk11xx *dev)
{
int retok;
STK_INFO("Initialize USB2.0 Syntek Camera\n");
usb_stk11xx_write_registry(dev, 0x0000, 0x00e0);
usb_stk11xx_write_registry(dev, 0x0002, 0x00f8);
usb_stk11xx_write_registry(dev, 0x0002, 0x0078);
usb_stk11xx_write_registry(dev, 0x0000, 0x0020);
dev_stk0500_configure_device(dev, 0);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 1);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 2);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 3);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 4);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 5);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 6);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 7);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 8);
dev_stk0500_configure_device(dev, 9);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 10);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 11);
dev_stk0500_configure_device(dev, 12);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 13);
dev_stk0500_configure_device(dev, 14);
retok = dev_stk11xx_check_device(dev, 65);
usb_stk11xx_write_registry(dev, 0x0200, 0x0008);
dev_stk0500_configure_device(dev, 15);
dev_stk0500_configure_device(dev, 16);
dev_stk0500_camera_asleep(dev);
usb_stk11xx_write_registry(dev, 0x0000, 0x00e0);
usb_stk11xx_write_registry(dev, 0x0002, 0x00f8);
usb_stk11xx_write_registry(dev, 0x0002, 0x0078);
usb_stk11xx_write_registry(dev, 0x0000, 0x0020);
dev_stk0500_stop_stream(dev);
usb_stk11xx_write_registry(dev, 0x0000, 0x00e0);
usb_stk11xx_write_registry(dev, 0x0002, 0x00f8);
usb_stk11xx_write_registry(dev, 0x0002, 0x0078);
usb_stk11xx_write_registry(dev, 0x0000, 0x0020);
usb_stk11xx_set_feature(dev, 0);
// Device is initialized and is ready !!!
STK_INFO("Syntek USB2.0 Camera is ready\n");
return 0;
}
/**
* @param dev Device structure
* @param step The step of configuration [0-11]
*
* @returns 0 if all is OK
*
* @brief This function permits to configure the device.
*
* The configuration of device is composed of 12 steps.
* This function is called by the initialization process.
*
* We don't know the meaning of these steps ! We only replay the USB log.
*/
int dev_stk0500_configure_device(struct usb_stk11xx *dev, int step)
{
int retok;
int value;
// 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17
static const int values_001B[] = {
0x03, 0x0e, 0x0e, 0x0e, 0x0e, 0x0e, 0x0e, 0x0e, 0x0e, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x0e, 0x0e, 0x0e
};
static const int values_001C[] = {
0x02, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x06, 0x06, 0x06, 0x06, 0x06, 0x06, 0x46, 0x46, 0x46
};
static const int values_0202[] = {
0x0a, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x0a, 0x1e, 0x1f, 0x1f, 0x0a, 0x1e, 0x1e
};
static const int values_0110[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x3e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01
};
static const int values_0112[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01
};
static const int values_0114[] = {
0x80, 0x80, 0x80, 0x80, 0x00, 0xbe, 0x80, 0x80, 0x00, 0x80, 0x80, 0x80, 0x00, 0x80, 0x80, 0x80, 0x81, 0x81
};
static const int values_0115[] = {
0x02, 0x02, 0x02, 0x02, 0x05, 0x02, 0x02, 0x02, 0x00, 0x02, 0x02, 0x02, 0x05, 0x02, 0x02, 0x02, 0x02, 0x02
};
static const int values_0116[] = {
0xe0, 0xe0, 0xe0, 0xe0, 0xe0, 0xe9, 0xe0, 0xe0, 0x00, 0xe0, 0xe0, 0xe0, 0xe0, 0xe0, 0xe0, 0xe1, 0xe1, 0xe1
};
static const int values_0117[] = {
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01
};
static const int values_0100[] = {
0x21, 0x21, 0x21, 0x21, 0x21, 0x21, 0x21, 0x21, 0x21, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x21, 0x21
};
STK_DEBUG("dev_stk0500_configure_device : %d\n", step);
usb_stk11xx_write_registry(dev, 0x0000, 0x0024);
usb_stk11xx_write_registry(dev, 0x0002, 0x0078);
usb_stk11xx_write_registry(dev, 0x0003, 0x0080);
usb_stk11xx_write_registry(dev, 0x0005, 0x0000);
usb_stk11xx_write_registry(dev, 0x0007, 0x0003);
usb_stk11xx_write_registry(dev, 0x000d, 0x0000);
usb_stk11xx_write_registry(dev, 0x000f, 0x0002);
usb_stk11xx_write_registry(dev, 0x0300, 0x0012);
usb_stk11xx_write_registry(dev, 0x0350, 0x0041);
usb_stk11xx_write_registry(dev, 0x0351, 0x0000);
usb_stk11xx_write_registry(dev, 0x0352, 0x0000);
usb_stk11xx_write_registry(dev, 0x0353, 0x0000);
usb_stk11xx_write_registry(dev, 0x0018, 0x0010);
usb_stk11xx_write_registry(dev, 0x0019, 0x0000);
usb_stk11xx_write_registry(dev, 0x001b, values_001B[step]);
usb_stk11xx_write_registry(dev, 0x001c, values_001C[step]);
usb_stk11xx_write_registry(dev, 0x0300, 0x0080);
usb_stk11xx_write_registry(dev, 0x001a, 0x0004);
usb_stk11xx_write_registry(dev, 0x0202, values_0202[step]);
usb_stk11xx_write_registry(dev, 0x0110, values_0110[step]);
usb_stk11xx_write_registry(dev, 0x0111, 0x0000);
usb_stk11xx_write_registry(dev, 0x0112, values_0112[step]);
usb_stk11xx_write_registry(dev, 0x0113, 0x0000);
usb_stk11xx_write_registry(dev, 0x0114, values_0114[step]);
usb_stk11xx_write_registry(dev, 0x0115, values_0115[step]);
usb_stk11xx_write_registry(dev, 0x0116, values_0116[step]);
usb_stk11xx_write_registry(dev, 0x0117, values_0117[step]);
usb_stk11xx_read_registry(dev, 0x0100, &value);
usb_stk11xx_write_registry(dev, 0x0100, values_0100[step]);
// usb_stk11xx_write_registry(dev, 0x0200, 0x0080);
// usb_stk11xx_write_registry(dev, 0x0200, 0x0000);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
switch (step) {
case 0:
usb_stk11xx_write_registry(dev, 0x0203, 0x0022);
usb_stk11xx_write_registry(dev, 0x0204, 0x0027);
usb_stk11xx_write_registry(dev, 0x0205, 0x00a5);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 1:
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_write_registry(dev, 0x0204, 0x0012);
usb_stk11xx_write_registry(dev, 0x0205, 0x0080);
usb_stk11xx_write_registry(dev, 0x0204, 0x0013);
usb_stk11xx_write_registry(dev, 0x0205, 0x00bf);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 2:
usb_stk11xx_write_registry(dev, 0x0203, 0x0042);
usb_stk11xx_write_registry(dev, 0x0204, 0x0012);
usb_stk11xx_write_registry(dev, 0x0205, 0x0080);
usb_stk11xx_write_registry(dev, 0x0204, 0x0024);
usb_stk11xx_write_registry(dev, 0x0205, 0x00a5);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 3:
usb_stk11xx_write_registry(dev, 0x0203, 0x0042);
usb_stk11xx_write_registry(dev, 0x0204, 0x0012);
usb_stk11xx_write_registry(dev, 0x0205, 0x0080);
usb_stk11xx_write_registry(dev, 0x0204, 0x0013);
usb_stk11xx_write_registry(dev, 0x0205, 0x00e0);
usb_stk11xx_write_registry(dev, 0x0204, 0x0024);
usb_stk11xx_write_registry(dev, 0x0205, 0x00a5);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 4:
usb_stk11xx_write_registry(dev, 0x0203, 0x0042);
usb_stk11xx_write_registry(dev, 0x0204, 0x0012);
usb_stk11xx_write_registry(dev, 0x0205, 0x0080);
usb_stk11xx_write_registry(dev, 0x0204, 0x0013);
usb_stk11xx_write_registry(dev, 0x0205, 0x00bf);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 5:
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_write_registry(dev, 0x0204, 0x0012);
usb_stk11xx_write_registry(dev, 0x0205, 0x0080);
usb_stk11xx_write_registry(dev, 0x0204, 0x0013);
usb_stk11xx_write_registry(dev, 0x0205, 0x00ff);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 6:
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_write_registry(dev, 0x0204, 0x0012);
usb_stk11xx_write_registry(dev, 0x0205, 0x0080);
usb_stk11xx_write_registry(dev, 0x0204, 0x0013);
usb_stk11xx_write_registry(dev, 0x0205, 0x00b7);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 7:
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_write_registry(dev, 0x0204, 0x0012);
usb_stk11xx_write_registry(dev, 0x0205, 0x0080);
usb_stk11xx_write_registry(dev, 0x0204, 0x0013);
usb_stk11xx_write_registry(dev, 0x0205, 0x00b7);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 8:
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_write_registry(dev, 0x0204, 0x00ff);
usb_stk11xx_write_registry(dev, 0x0205, 0x0001);
usb_stk11xx_write_registry(dev, 0x0200, 0x0001);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_write_registry(dev, 0x0208, 0x000a);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_write_registry(dev, 0x0208, 0x000b);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_write_registry(dev, 0x0208, 0x001c);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0060);
usb_stk11xx_write_registry(dev, 0x0208, 0x001d);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
break;
case 9:
usb_stk11xx_write_registry(dev, 0x0203, 0x00dc);
usb_stk11xx_write_registry(dev, 0x0204, 0x0015);
usb_stk11xx_write_registry(dev, 0x0205, 0x0080);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 10:
usb_stk11xx_write_registry(dev, 0x0203, 0x00ec);
usb_stk11xx_write_registry(dev, 0x0204, 0x0015);
usb_stk11xx_write_registry(dev, 0x0205, 0x0080);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 11:
usb_stk11xx_write_registry(dev, 0x0203, 0x00ba);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x00ba);
usb_stk11xx_write_registry(dev, 0x0208, 0x0000);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
break;
case 12:
usb_stk11xx_write_registry(dev, 0x0203, 0x00ba);
usb_stk11xx_write_registry(dev, 0x0204, 0x00f0);
usb_stk11xx_write_registry(dev, 0x0205, 0x0000);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 13:
usb_stk11xx_write_registry(dev, 0x0203, 0x00ba);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x00ba);
usb_stk11xx_write_registry(dev, 0x0208, 0x0000);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x00ba);
usb_stk11xx_write_registry(dev, 0x0208, 0x00f1);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
break;
case 14:
usb_stk11xx_write_registry(dev, 0x0203, 0x00ba);
usb_stk11xx_write_registry(dev, 0x0204, 0x0001);
usb_stk11xx_write_registry(dev, 0x0205, 0x0000);
usb_stk11xx_write_registry(dev, 0x0200, 0x0005);
break;
case 15:
usb_stk11xx_write_registry(dev, 0x0203, 0x007a);
usb_stk11xx_write_registry(dev, 0x0205, 0x0030);
usb_stk11xx_write_registry(dev, 0x0200, 0x0000);
usb_stk11xx_write_registry(dev, 0x0200, 0x0061);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0001);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
break;
case 16:
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
usb_stk11xx_write_registry(dev, 0x0208, 0x0000);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
break;
case 17:
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
dev_stk0500_sensor_settings(dev);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
usb_stk11xx_write_registry(dev, 0x0208, 0x0003);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
usb_stk11xx_write_registry(dev, 0x0208, 0x0004);
usb_stk11xx_write_registry(dev, 0x0200, 0x0020);
retok = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0200, 0x0006);
retok = dev_stk11xx_check_device(dev, 500);
break;
}
return 0;
}
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief Wake-up the camera.
*
* This function permits to wake-up the device.
*/
int dev_stk0500_camera_asleep(struct usb_stk11xx *dev)
{
int value;
usb_stk11xx_read_registry(dev, 0x0104, &value);
usb_stk11xx_read_registry(dev, 0x0105, &value);
usb_stk11xx_read_registry(dev, 0x0106, &value);
usb_stk11xx_write_registry(dev, 0x0100, 0x0021);
usb_stk11xx_write_registry(dev, 0x0116, 0x0000);
usb_stk11xx_write_registry(dev, 0x0117, 0x0000);
usb_stk11xx_write_registry(dev, 0x0018, 0x0000);
usb_stk11xx_read_registry(dev, 0x0000, &value);
usb_stk11xx_write_registry(dev, 0x0000, 0x0048);
return 0;
}
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief This function initializes the device for the stream.
*
* It's the start. This function has to be called at first, before
* enabling the video stream.
*/
int dev_stk0500_init_camera(struct usb_stk11xx *dev)
{
dev_stk0500_camera_asleep(dev);
usb_stk11xx_set_feature(dev, 0);
dev_stk0500_camera_asleep(dev);
usb_stk11xx_write_registry(dev, 0x0000, 0x00e0);
usb_stk11xx_write_registry(dev, 0x0002, 0x00f8);
usb_stk11xx_write_registry(dev, 0x0002, 0x0078);
usb_stk11xx_write_registry(dev, 0x0000, 0x0020);
usb_stk11xx_write_registry(dev, 0x0104, 0x0000);
usb_stk11xx_write_registry(dev, 0x0105, 0x0000);
usb_stk11xx_write_registry(dev, 0x0106, 0x0000);
dev_stk11xx_camera_off(dev);
return 0;
}
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief This function permits to set default sensor settings.
*
* We set some registers in using a I2C bus.
* WARNING, the sensor settings can be different following the situation.
*/
int dev_stk0500_sensor_settings(struct usb_stk11xx *dev)
{
int i;
int retok;
int value;
int asize;
static const int values_204[] = {
0x1e, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12,
0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1b, 0x1c, 0x1d,
0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x1e, 0x25,
0x06, 0x25, 0x03, 0x04
};
static const int values_205[] = {
0x10, 0x11, 0x7b, 0x19, 0x06, 0x78, 0x10, 0x00, 0x00, 0x00,
0x00, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00,
0x04, 0x00, 0x0b, 0x04, 0x08, 0x05, 0x08, 0x01, 0x10, 0x09,
0x00, 0x08, 0x24, 0x05, 0x48, 0x00, 0x20, 0x01, 0x00, 0x01,
0x01, 0x01, 0x06, 0x78
};
asize = ARRAY_SIZE(values_204);
for(i=0; i<asize; i++) {
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
usb_stk11xx_write_registry(dev, 0x0204, values_204[i]);
usb_stk11xx_write_registry(dev, 0x0205, values_205[i]);
usb_stk11xx_write_registry(dev, 0x0200, 0x0001);
retok = dev_stk11xx_check_device(dev, 500);
if (retok != 1) {
STK_ERROR("Load default sensor settings fail !\n");
return -1;
}
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
}
// retok = dev_stk11xx_check_device(dev, 500);
return 0;
}
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief This function permits to modify the settings of the camera.
*
* This functions permits to modify the settings :
* - brightness
* - contrast
* - white balance
* - ...
*/
int dev_stk0500_camera_settings(struct usb_stk11xx *dev)
{
return 0;
}
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief This function permits to modify the settings of the camera.
*
* This functions permits to modify the settings :
* - brightness
* - contrast
* - white balance
* - ...
*/
int dev_stk0500_set_camera_quality(struct usb_stk11xx *dev)
{
int ret;
int value;
usb_stk11xx_write_registry(dev, 0x0200, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
// Contrast register ?
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
usb_stk11xx_write_registry(dev, 0x0204, 0x0003);
usb_stk11xx_write_registry(dev, 0x0205, (dev->vsettings.contrast >> 8));
usb_stk11xx_write_registry(dev, 0x0200, 0x0001);
ret = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
// Whiteness register ?
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
usb_stk11xx_write_registry(dev, 0x0204, 0x0004);
usb_stk11xx_write_registry(dev, 0x0205, (dev->vsettings.whiteness >> 8));
usb_stk11xx_write_registry(dev, 0x0200, 0x0001);
ret = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
usb_stk11xx_write_registry(dev, 0x0208, 0x0003);
usb_stk11xx_write_registry(dev, 0x0208, 0x0020);
ret = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_read_registry(dev, 0x02ff, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0203, 0x0050);
usb_stk11xx_write_registry(dev, 0x0208, 0x0004);
usb_stk11xx_write_registry(dev, 0x0208, 0x0020);
ret = dev_stk11xx_check_device(dev, 500);
usb_stk11xx_read_registry(dev, 0x0209, &value);
usb_stk11xx_write_registry(dev, 0x02ff, 0x0000);
usb_stk11xx_write_registry(dev, 0x0200, 0x0006);
ret = dev_stk11xx_check_device(dev, 500);
STK_DEBUG("Set colour : %d\n", dev->vsettings.colour);
STK_DEBUG("Set contrast : %d\n", dev->vsettings.contrast);
STK_DEBUG("Set whiteness : %d\n", dev->vsettings.whiteness);
STK_DEBUG("Set brightness : %d\n", dev->vsettings.brightness);
return 0;
}
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief This function permits to modify the settings of the camera.
*
* This functions permits to modify the frame rate per second.
*/
int dev_stk0500_set_camera_fps(struct usb_stk11xx *dev)
{
return 0;
}
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief This function sets the device to start the stream.
*
* After the initialization of the device and the initialization of the video stream,
* this function permits to enable the stream.
*/
int dev_stk0500_start_stream(struct usb_stk11xx *dev)
{
int value;
usb_stk11xx_read_registry(dev, 0x0100, &value); // read 0x21
usb_stk11xx_write_registry(dev, 0x0100, 0x00a1);
usb_stk11xx_read_registry(dev, 0x0100, &value); // read 0xa1
usb_stk11xx_write_registry(dev, 0x0100, 0x00a1);
return 0;
}
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief Reconfigure the camera before the stream.
*
* Before enabling the video stream, you have to reconfigure the device.
*/
int dev_stk0500_reconf_camera(struct usb_stk11xx *dev)
{
dev_stk0500_configure_device(dev, 17);
return 0;
}
/**
* @param dev Device structure
*
* @returns 0 if all is OK
*
* @brief This function sets the device to stop the stream.
*
* You use the function start_stream to enable the video stream. So you
* have to use the function stop_strem to disable the video stream.
*/
int dev_stk0500_stop_stream(struct usb_stk11xx *dev)
{
int value;
usb_stk11xx_write_registry(dev, 0x0100, 0x0021);
usb_stk11xx_read_registry(dev, 0x0000, &value);
usb_stk11xx_write_registry(dev, 0x0000, 0x0048);
return 0;
}