| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * 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 |
| * |
| * 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_H_ |
| #define STV06XX_H_ |
| |
| #include <linux/slab.h> |
| #include "gspca.h" |
| |
| #define MODULE_NAME "STV06xx" |
| |
| #define STV_ISOC_ENDPOINT_ADDR 0x81 |
| |
| #define STV_R 0x0509 |
| |
| #define STV_REG23 0x0423 |
| |
| /* Control registers of the STV0600 ASIC */ |
| #define STV_I2C_PARTNER 0x1420 |
| #define STV_I2C_VAL_REG_VAL_PAIRS_MIN1 0x1421 |
| #define STV_I2C_READ_WRITE_TOGGLE 0x1422 |
| #define STV_I2C_FLUSH 0x1423 |
| #define STV_I2C_SUCC_READ_REG_VALS 0x1424 |
| |
| #define STV_ISO_ENABLE 0x1440 |
| #define STV_SCAN_RATE 0x1443 |
| #define STV_LED_CTRL 0x1445 |
| #define STV_STV0600_EMULATION 0x1446 |
| #define STV_REG00 0x1500 |
| #define STV_REG01 0x1501 |
| #define STV_REG02 0x1502 |
| #define STV_REG03 0x1503 |
| #define STV_REG04 0x1504 |
| |
| #define STV_ISO_SIZE_L 0x15c1 |
| #define STV_ISO_SIZE_H 0x15c2 |
| |
| /* Refers to the CIF 352x288 and QCIF 176x144 */ |
| /* 1: 288 lines, 2: 144 lines */ |
| #define STV_Y_CTRL 0x15c3 |
| |
| #define STV_RESET 0x1620 |
| |
| /* 0xa: 352 columns, 0x6: 176 columns */ |
| #define STV_X_CTRL 0x1680 |
| |
| #define STV06XX_URB_MSG_TIMEOUT 5000 |
| |
| #define I2C_MAX_BYTES 16 |
| #define I2C_MAX_WORDS 8 |
| |
| #define I2C_BUFFER_LENGTH 0x23 |
| #define I2C_READ_CMD 3 |
| #define I2C_WRITE_CMD 1 |
| |
| #define LED_ON 1 |
| #define LED_OFF 0 |
| |
| /* STV06xx device descriptor */ |
| struct sd { |
| struct gspca_dev gspca_dev; |
| |
| /* A pointer to the currently connected sensor */ |
| const struct stv06xx_sensor *sensor; |
| |
| /* Sensor private data */ |
| void *sensor_priv; |
| |
| /* The first 4 lines produced by the stv6422 are no good, this keeps |
| track of how many bytes we still need to skip during a frame */ |
| int to_skip; |
| |
| /* Bridge / Camera type */ |
| u8 bridge; |
| #define BRIDGE_STV600 0 |
| #define BRIDGE_STV602 1 |
| #define BRIDGE_STV610 2 |
| #define BRIDGE_ST6422 3 /* With integrated sensor */ |
| }; |
| |
| int stv06xx_write_bridge(struct sd *sd, u16 address, u16 i2c_data); |
| int stv06xx_read_bridge(struct sd *sd, u16 address, u8 *i2c_data); |
| |
| int stv06xx_write_sensor_bytes(struct sd *sd, const u8 *data, u8 len); |
| int stv06xx_write_sensor_words(struct sd *sd, const u16 *data, u8 len); |
| |
| int stv06xx_read_sensor(struct sd *sd, const u8 address, u16 *value); |
| int stv06xx_write_sensor(struct sd *sd, u8 address, u16 value); |
| |
| #endif |
