linux/drivers/media/usb/gspca/stk1135.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Syntek STK1135 subdriver
 *
 * Copyright (c) 2013 Ondrej Zary
 *
 * Based on Syntekdriver (stk11xx) by Nicolas VIVIEN:
 *   http://syntekdriver.sourceforge.net
 */

#define pr_fmt(fmt) …

#define MODULE_NAME …

#include "gspca.h"
#include "stk1135.h"

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


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

static const struct v4l2_pix_format stk1135_modes[] = …;

/* -- read a register -- */
static u8 reg_r(struct gspca_dev *gspca_dev, u16 index)
{ … }

/* -- write a register -- */
static void reg_w(struct gspca_dev *gspca_dev, u16 index, u8 val)
{ … }

static void reg_w_mask(struct gspca_dev *gspca_dev, u16 index, u8 val, u8 mask)
{ … }

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

static int stk1135_serial_wait_ready(struct gspca_dev *gspca_dev)
{ … }

static u8 sensor_read_8(struct gspca_dev *gspca_dev, u8 addr)
{ … }

static u16 sensor_read_16(struct gspca_dev *gspca_dev, u8 addr)
{ … }

static void sensor_write_8(struct gspca_dev *gspca_dev, u8 addr, u8 data)
{ … }

static void sensor_write_16(struct gspca_dev *gspca_dev, u8 addr, u16 data)
{ … }

static void sensor_set_page(struct gspca_dev *gspca_dev, u8 page)
{ … }

static u16 sensor_read(struct gspca_dev *gspca_dev, u16 reg)
{ … }

static void sensor_write(struct gspca_dev *gspca_dev, u16 reg, u16 val)
{ … }

static void sensor_write_mask(struct gspca_dev *gspca_dev,
			u16 reg, u16 val, u16 mask)
{ … }

struct sensor_val { … };

/* configure MT9M112 sensor */
static void stk1135_configure_mt9m112(struct gspca_dev *gspca_dev)
{ … }

static void stk1135_configure_clock(struct gspca_dev *gspca_dev)
{ … }

static void stk1135_camera_disable(struct gspca_dev *gspca_dev)
{ … }

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

/* -- 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 void sethflip(struct gspca_dev *gspca_dev, s32 val)
{ … }

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

static void stk1135_dq_callback(struct gspca_dev *gspca_dev)
{ … }

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)
{ … }

static void stk1135_try_fmt(struct gspca_dev *gspca_dev, struct v4l2_format *fmt)
{ … }

static int stk1135_enum_framesizes(struct gspca_dev *gspca_dev,
			struct v4l2_frmsizeenum *fsize)
{ … }

/* 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(…) …;