- 根目录:
- drivers
- media
- video
- gspca
- stv06xx
- stv06xx_hdcs.h
/*
* Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
* Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
* Copyright (c) 2002, 2003 Tuukka Toivonen
* Copyright (c) 2008 Erik Andrén
* Copyright (c) 2008 Chia-I Wu
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* P/N 861037: Sensor HDCS1000 ASIC STV0600
* P/N 861050-0010: Sensor HDCS1000 ASIC STV0600
* P/N 861050-0020: Sensor Photobit PB100 ASIC STV0600-1 - QuickCam Express
* P/N 861055: Sensor ST VV6410 ASIC STV0610 - LEGO cam
* P/N 861075-0040: Sensor HDCS1000 ASIC
* P/N 961179-0700: Sensor ST VV6410 ASIC STV0602 - Dexxa WebCam USB
* P/N 861040-0000: Sensor ST VV6410 ASIC STV0610 - QuickCam Web
*/
#ifndef STV06XX_HDCS_H_
#define STV06XX_HDCS_H_
#include "stv06xx_sensor.h"
#define HDCS_REG_CONFIG(sd) (IS_1020(sd) ? HDCS20_CONFIG : HDCS00_CONFIG)
#define HDCS_REG_CONTROL(sd) (IS_1020(sd) ? HDCS20_CONTROL : HDCS00_CONTROL)
#define HDCS_1X00_DEF_WIDTH 360
#define HDCS_1X00_DEF_HEIGHT 296
#define HDCS_1020_DEF_WIDTH 352
#define HDCS_1020_DEF_HEIGHT 292
#define HDCS_1020_BOTTOM_Y_SKIP 4
#define HDCS_CLK_FREQ_MHZ 25
#define HDCS_ADC_START_SIG_DUR 3
/* LSB bit of I2C or register address signifies write (0) or read (1) */
/* I2C Registers common for both HDCS-1000/1100 and HDCS-1020 */
/* Identifications Register */
#define HDCS_IDENT (0x00 << 1)
/* Status Register */
#define HDCS_STATUS (0x01 << 1)
/* Interrupt Mask Register */
#define HDCS_IMASK (0x02 << 1)
/* Pad Control Register */
#define HDCS_PCTRL (0x03 << 1)
/* Pad Drive Control Register */
#define HDCS_PDRV (0x04 << 1)
/* Interface Control Register */
#define HDCS_ICTRL (0x05 << 1)
/* Interface Timing Register */
#define HDCS_ITMG (0x06 << 1)
/* Baud Fraction Register */
#define HDCS_BFRAC (0x07 << 1)
/* Baud Rate Register */
#define HDCS_BRATE (0x08 << 1)
/* ADC Control Register */
#define HDCS_ADCCTRL (0x09 << 1)
/* First Window Row Register */
#define HDCS_FWROW (0x0a << 1)
/* First Window Column Register */
#define HDCS_FWCOL (0x0b << 1)
/* Last Window Row Register */
#define HDCS_LWROW (0x0c << 1)
/* Last Window Column Register */
#define HDCS_LWCOL (0x0d << 1)
/* Timing Control Register */
#define HDCS_TCTRL (0x0e << 1)
/* PGA Gain Register: Even Row, Even Column */
#define HDCS_ERECPGA (0x0f << 1)
/* PGA Gain Register: Even Row, Odd Column */
#define HDCS_EROCPGA (0x10 << 1)
/* PGA Gain Register: Odd Row, Even Column */
#define HDCS_ORECPGA (0x11 << 1)
/* PGA Gain Register: Odd Row, Odd Column */
#define HDCS_OROCPGA (0x12 << 1)
/* Row Exposure Low Register */
#define HDCS_ROWEXPL (0x13 << 1)
/* Row Exposure High Register */
#define HDCS_ROWEXPH (0x14 << 1)
/* I2C Registers only for HDCS-1000/1100 */
/* Sub-Row Exposure Low Register */
#define HDCS00_SROWEXPL (0x15 << 1)
/* Sub-Row Exposure High Register */
#define HDCS00_SROWEXPH (0x16 << 1)
/* Configuration Register */
#define HDCS00_CONFIG (0x17 << 1)
/* Control Register */
#define HDCS00_CONTROL (0x18 << 1)
/* I2C Registers only for HDCS-1020 */
/* Sub-Row Exposure Register */
#define HDCS20_SROWEXP (0x15 << 1)
/* Error Control Register */
#define HDCS20_ERROR (0x16 << 1)
/* Interface Timing 2 Register */
#define HDCS20_ITMG2 (0x17 << 1)
/* Interface Control 2 Register */
#define HDCS20_ICTRL2 (0x18 << 1)
/* Horizontal Blank Register */
#define HDCS20_HBLANK (0x19 << 1)
/* Vertical Blank Register */
#define HDCS20_VBLANK (0x1a << 1)
/* Configuration Register */
#define HDCS20_CONFIG (0x1b << 1)
/* Control Register */
#define HDCS20_CONTROL (0x1c << 1)
#define HDCS_RUN_ENABLE (1 << 2)
#define HDCS_SLEEP_MODE (1 << 1)
#define HDCS_DEFAULT_EXPOSURE 48
#define HDCS_DEFAULT_GAIN 50
static int hdcs_probe_1x00(struct sd *sd);
static int hdcs_probe_1020(struct sd *sd);
static int hdcs_start(struct sd *sd);
static int hdcs_init(struct sd *sd);
static int hdcs_stop(struct sd *sd);
static int hdcs_dump(struct sd *sd);
static void hdcs_disconnect(struct sd *sd);
static int hdcs_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
static int hdcs_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
static int hdcs_set_gain(struct gspca_dev *gspca_dev, __s32 val);
static int hdcs_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
const struct stv06xx_sensor stv06xx_sensor_hdcs1x00 = {
.name = "HP HDCS-1000/1100",
.i2c_flush = 0,
.i2c_addr = (0x55 << 1),
.i2c_len = 1,
/* FIXME (see if we can lower min_packet_size, needs testing, and also
adjusting framerate when the bandwidth gets lower) */
.min_packet_size = { 847 },
.max_packet_size = { 847 },
.init = hdcs_init,
.probe = hdcs_probe_1x00,
.start = hdcs_start,
.stop = hdcs_stop,
.disconnect = hdcs_disconnect,
.dump = hdcs_dump,
};
const struct stv06xx_sensor stv06xx_sensor_hdcs1020 = {
.name = "HDCS-1020",
.i2c_flush = 0,
.i2c_addr = (0x55 << 1),
.i2c_len = 1,
/* FIXME (see if we can lower min_packet_size, needs testing, and also
adjusting framerate when the bandwidthm gets lower) */
.min_packet_size = { 847 },
.max_packet_size = { 847 },
.init = hdcs_init,
.probe = hdcs_probe_1020,
.start = hdcs_start,
.stop = hdcs_stop,
.dump = hdcs_dump,
};
static const u16 stv_bridge_init[][2] = {
{STV_ISO_ENABLE, 0},
{STV_REG23, 0},
{STV_REG00, 0x1d},
{STV_REG01, 0xb5},
{STV_REG02, 0xa8},
{STV_REG03, 0x95},
{STV_REG04, 0x07},
{STV_SCAN_RATE, 0x20},
{STV_Y_CTRL, 0x01},
{STV_X_CTRL, 0x0a}
};
static const u8 stv_sensor_init[][2] = {
/* Clear status (writing 1 will clear the corresponding status bit) */
{HDCS_STATUS, BIT(6) | BIT(5) | BIT(4) | BIT(3) | BIT(2) | BIT(1)},
/* Disable all interrupts */
{HDCS_IMASK, 0x00},
{HDCS_PCTRL, BIT(6) | BIT(5) | BIT(1) | BIT(0)},
{HDCS_PDRV, 0x00},
{HDCS_ICTRL, BIT(5)},
{HDCS_ITMG, BIT(4) | BIT(1)},
/* ADC output resolution to 10 bits */
{HDCS_ADCCTRL, 10}
};
#endif