linux/drivers/media/usb/gspca/tv8532.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Quickcam cameras initialization data
 *
 * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
 */
#define MODULE_NAME …

#include "gspca.h"

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;

/* specific webcam descriptor */
struct sd { … };

static const struct v4l2_pix_format sif_mode[] = …;

/* TV-8532A (ICM532A) registers (LE) */
#define R00_PART_CONTROL …
#define LATENT_CHANGE …
#define EXPO_CHANGE …
#define R01_TIMING_CONTROL_LOW …
#define CMD_EEprom_Open …
#define CMD_EEprom_Close …
#define R03_TABLE_ADDR …
#define R04_WTRAM_DATA_L …
#define R05_WTRAM_DATA_M …
#define R06_WTRAM_DATA_H …
#define R07_TABLE_LEN …
#define R08_RAM_WRITE_ACTION …
#define R0C_AD_WIDTHL …
#define R0D_AD_WIDTHH …
#define R0E_AD_HEIGHTL …
#define R0F_AD_HEIGHTH …
#define R10_AD_COL_BEGINL …
#define R11_AD_COL_BEGINH …
#define MIRROR …
#define R14_AD_ROW_BEGINL …
#define R15_AD_ROWBEGINH …
#define R1C_AD_EXPOSE_TIMEL …
#define R20_GAIN_G1L …
#define R21_GAIN_G1H …
#define R22_GAIN_RL …
#define R23_GAIN_RH …
#define R24_GAIN_BL …
#define R25_GAIN_BH …
#define R26_GAIN_G2L …
#define R27_GAIN_G2H …
#define R28_QUANT …
#define R29_LINE …
#define R2C_POLARITY …
#define R2D_POINT …
#define R2E_POINTH …
#define R2F_POINTB …
#define R30_POINTBH …
#define R31_UPD …
#define R2A_HIGH_BUDGET …
#define R2B_LOW_BUDGET …
#define R34_VID …
#define R35_VIDH …
#define R36_PID …
#define R37_PIDH …
#define R39_Test1 …
#define R3B_Test3 …
#define R83_AD_IDH …
#define R91_AD_SLOPEREG …
#define R94_AD_BITCONTROL …

static const u8 eeprom_data[][3] = …;


/* write 1 byte */
static void reg_w1(struct gspca_dev *gspca_dev,
		  __u16 index, __u8 value)
{ … }

/* write 2 bytes */
static void reg_w2(struct gspca_dev *gspca_dev,
		  u16 index, u16 value)
{ … }

static void tv_8532WriteEEprom(struct gspca_dev *gspca_dev)
{ … }

/* this function is called at probe time */
static int sd_config(struct gspca_dev *gspca_dev,
		     const struct usb_device_id *id)
{ … }

static void tv_8532_setReg(struct gspca_dev *gspca_dev)
{ … }

/* this function is called at probe and resume time */
static int sd_init(struct gspca_dev *gspca_dev)
{ … }

static void setexposure(struct gspca_dev *gspca_dev, s32 val)
{ … }

static void setgain(struct gspca_dev *gspca_dev, s32 val)
{ … }

/* -- start the camera -- */
static int sd_start(struct gspca_dev *gspca_dev)
{ … }

static void sd_stopN(struct gspca_dev *gspca_dev)
{ … }

static void sd_pkt_scan(struct gspca_dev *gspca_dev,
			u8 *data,			/* isoc packet */
			int len)			/* iso packet length */
{ … }

static int sd_s_ctrl(struct v4l2_ctrl *ctrl)
{ … }

static const struct v4l2_ctrl_ops sd_ctrl_ops = …;

static int sd_init_controls(struct gspca_dev *gspca_dev)
{ … }

/* sub-driver description */
static const struct sd_desc sd_desc = …;

/* -- module initialisation -- */
static const struct usb_device_id device_table[] = …;

MODULE_DEVICE_TABLE(usb, device_table);

/* -- device connect -- */
static int sd_probe(struct usb_interface *intf,
		    const struct usb_device_id *id)
{ … }

static struct usb_driver sd_driver = …;

module_usb_driver(…) …;