/*
* SN9C2028 library
*
* Copyright (C) 2009 Theodore Kilgore <kilgota@auburn.edu>
*
* 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
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#define MODULE_NAME "sn9c2028"
#include "gspca.h"
MODULE_AUTHOR("Theodore Kilgore");
MODULE_DESCRIPTION("Sonix SN9C2028 USB Camera Driver");
MODULE_LICENSE("GPL");
/* specific webcam descriptor */
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
u8 sof_read;
u16 model;
};
struct init_command {
unsigned char instruction[6];
unsigned char to_read; /* length to read. 0 means no reply requested */
};
/* V4L2 controls supported by the driver */
static const struct ctrl sd_ctrls[] = {
};
/* How to change the resolution of any of the VGA cams is unknown */
static const struct v4l2_pix_format vga_mode[] = {
{640, 480, V4L2_PIX_FMT_SN9C2028, V4L2_FIELD_NONE,
.bytesperline = 640,
.sizeimage = 640 * 480 * 3 / 4,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
};
/* No way to change the resolution of the CIF cams is known */
static const struct v4l2_pix_format cif_mode[] = {
{352, 288, V4L2_PIX_FMT_SN9C2028, V4L2_FIELD_NONE,
.bytesperline = 352,
.sizeimage = 352 * 288 * 3 / 4,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
};
/* the bytes to write are in gspca_dev->usb_buf */
static int sn9c2028_command(struct gspca_dev *gspca_dev, u8 *command)
{
int rc;
PDEBUG(D_USBO, "sending command %02x%02x%02x%02x%02x%02x", command[0],
command[1], command[2], command[3], command[4], command[5]);
memcpy(gspca_dev->usb_buf, command, 6);
rc = usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
USB_REQ_GET_CONFIGURATION,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
2, 0, gspca_dev->usb_buf, 6, 500);
if (rc < 0) {
pr_err("command write [%02x] error %d\n",
gspca_dev->usb_buf[0], rc);
return rc;
}
return 0;
}
static int sn9c2028_read1(struct gspca_dev *gspca_dev)
{
int rc;
rc = usb_control_msg(gspca_dev->dev,
usb_rcvctrlpipe(gspca_dev->dev, 0),
USB_REQ_GET_STATUS,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
1, 0, gspca_dev->usb_buf, 1, 500);
if (rc != 1) {
pr_err("read1 error %d\n", rc);
return (rc < 0) ? rc : -EIO;
}
PDEBUG(D_USBI, "read1 response %02x", gspca_dev->usb_buf[0]);
return gspca_dev->usb_buf[0];
}
static int sn9c2028_read4(struct gspca_dev *gspca_dev, u8 *reading)
{
int rc;
rc = usb_control_msg(gspca_dev->dev,
usb_rcvctrlpipe(gspca_dev->dev, 0),
USB_REQ_GET_STATUS,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
4, 0, gspca_dev->usb_buf, 4, 500);
if (rc != 4) {
pr_err("read4 error %d\n", rc);
return (rc < 0) ? rc : -EIO;
}
memcpy(reading, gspca_dev->usb_buf, 4);
PDEBUG(D_USBI, "read4 response %02x%02x%02x%02x", reading[0],
reading[1], reading[2], reading[3]);
return rc;
}
static int sn9c2028_long_command(struct gspca_dev *gspca_dev, u8 *command)
{
int i, status;
__u8 reading[4];
status = sn9c2028_command(gspca_dev, command);
if (status < 0)
return status;
status = -1;
for (i = 0; i < 256 && status < 2; i++)
status = sn9c2028_read1(gspca_dev);
if (status != 2) {
pr_err("long command status read error %d\n", status);
return (status < 0) ? status : -EIO;
}
memset(reading, 0, 4);
status = sn9c2028_read4(gspca_dev, reading);
if (status < 0)
return status;
/* in general, the first byte of the response is the first byte of
* the command, or'ed with 8 */
status = sn9c2028_read1(gspca_dev);
if (status < 0)
return status;
return 0;
}
static int sn9c2028_short_command(struct gspca_dev *gspca_dev, u8 *command)
{
int err_code;
err_code = sn9c2028_command(gspca_dev, command);
if (err_code < 0)
return err_code;
err_code = sn9c2028_read1(gspca_dev);
if (err_code < 0)
return err_code;
return 0;
}
/* this function is called at probe time */
static int sd_config(struct gspca_dev *gspca_dev,
const struct usb_device_id *id)
{
struct sd *sd = (struct sd *) gspca_dev;
struct cam *cam = &gspca_dev->cam;
PDEBUG(D_PROBE, "SN9C2028 camera detected (vid/pid 0x%04X:0x%04X)",
id->idVendor, id->idProduct);
sd->model = id->idProduct;
switch (sd->model) {
case 0x7005:
PDEBUG(D_PROBE, "Genius Smart 300 camera");
break;
case 0x8000:
PDEBUG(D_PROBE, "DC31VC");
break;
case 0x8001:
PDEBUG(D_PROBE, "Spy camera");
break;
case 0x8003:
PDEBUG(D_PROBE, "CIF camera");
break;
case 0x8008:
PDEBUG(D_PROBE, "Mini-Shotz ms-350 camera");
break;
case 0x800a:
PDEBUG(D_PROBE, "Vivitar 3350b type camera");
cam->input_flags = V4L2_IN_ST_VFLIP | V4L2_IN_ST_HFLIP;
break;
}
switch (sd->model) {
case 0x8000:
case 0x8001:
case 0x8003:
cam->cam_mode = cif_mode;
cam->nmodes = ARRAY_SIZE(cif_mode);
break;
default:
cam->cam_mode = vga_mode;
cam->nmodes = ARRAY_SIZE(vga_mode);
}
return 0;
}
/* this function is called at probe and resume time */
static int sd_init(struct gspca_dev *gspca_dev)
{
int status = -1;
sn9c2028_read1(gspca_dev);
sn9c2028_read1(gspca_dev);
status = sn9c2028_read1(gspca_dev);
return (status < 0) ? status : 0;
}
static int run_start_commands(struct gspca_dev *gspca_dev,
struct init_command *cam_commands, int n)
{
int i, err_code = -1;
for (i = 0; i < n; i++) {
switch (cam_commands[i].to_read) {
case 4:
err_code = sn9c2028_long_command(gspca_dev,
cam_commands[i].instruction);
break;
case 1:
err_code = sn9c2028_short_command(gspca_dev,
cam_commands[i].instruction);
break;
case 0:
err_code = sn9c2028_command(gspca_dev,
cam_commands[i].instruction);
break;
}
if (err_code < 0)
return err_code;
}
return 0;
}
static int start_spy_cam(struct gspca_dev *gspca_dev)
{
struct init_command spy_start_commands[] = {
{{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x20, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x21, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x22, 0x01, 0x04, 0x00, 0x00}, 4},
{{0x13, 0x23, 0x01, 0x03, 0x00, 0x00}, 4},
{{0x13, 0x24, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 4}, /* width 352 */
{{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 4}, /* height 288 */
/* {{0x13, 0x27, 0x01, 0x28, 0x00, 0x00}, 4}, */
{{0x13, 0x27, 0x01, 0x68, 0x00, 0x00}, 4},
{{0x13, 0x28, 0x01, 0x09, 0x00, 0x00}, 4}, /* red gain ?*/
/* {{0x13, 0x28, 0x01, 0x00, 0x00, 0x00}, 4}, */
{{0x13, 0x29, 0x01, 0x00, 0x00, 0x00}, 4},
/* {{0x13, 0x29, 0x01, 0x0c, 0x00, 0x00}, 4}, */
{{0x13, 0x2a, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x2b, 0x01, 0x00, 0x00, 0x00}, 4},
/* {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4}, */
{{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x2d, 0x01, 0x02, 0x00, 0x00}, 4},
/* {{0x13, 0x2e, 0x01, 0x09, 0x00, 0x00}, 4}, */
{{0x13, 0x2e, 0x01, 0x09, 0x00, 0x00}, 4},
{{0x13, 0x2f, 0x01, 0x07, 0x00, 0x00}, 4},
{{0x12, 0x34, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x34, 0x01, 0xa1, 0x00, 0x00}, 4},
{{0x13, 0x35, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x02, 0x06, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x03, 0x13, 0x00, 0x00, 0x00}, 4}, /*don't mess with*/
/*{{0x11, 0x04, 0x06, 0x00, 0x00, 0x00}, 4}, observed */
{{0x11, 0x04, 0x00, 0x00, 0x00, 0x00}, 4}, /* brighter */
/*{{0x11, 0x05, 0x65, 0x00, 0x00, 0x00}, 4}, observed */
{{0x11, 0x05, 0x00, 0x00, 0x00, 0x00}, 4}, /* brighter */
{{0x11, 0x06, 0xb1, 0x00, 0x00, 0x00}, 4}, /* observed */
{{0x11, 0x07, 0x00, 0x00, 0x00, 0x00}, 4},
/*{{0x11, 0x08, 0x06, 0x00, 0x00, 0x00}, 4}, observed */
{{0x11, 0x08, 0x0b, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x09, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0a, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0b, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0c, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0d, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0e, 0x04, 0x00, 0x00, 0x00}, 4},
/* {{0x11, 0x0f, 0x00, 0x00, 0x00, 0x00}, 4}, */
/* brightness or gain. 0 is default. 4 is good
* indoors at night with incandescent lighting */
{{0x11, 0x0f, 0x04, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x10, 0x06, 0x00, 0x00, 0x00}, 4}, /*hstart or hoffs*/
{{0x11, 0x11, 0x06, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x12, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x14, 0x02, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x13, 0x01, 0x00, 0x00, 0x00}, 4},
/* {{0x1b, 0x02, 0x06, 0x00, 0x00, 0x00}, 1}, observed */
{{0x1b, 0x02, 0x11, 0x00, 0x00, 0x00}, 1}, /* brighter */
/* {{0x1b, 0x13, 0x01, 0x00, 0x00, 0x00}, 1}, observed */
{{0x1b, 0x13, 0x11, 0x00, 0x00, 0x00}, 1},
{{0x20, 0x34, 0xa1, 0x00, 0x00, 0x00}, 1}, /* compresses */
/* Camera should start to capture now. */
};
return run_start_commands(gspca_dev, spy_start_commands,
ARRAY_SIZE(spy_start_commands));
}
static int start_cif_cam(struct gspca_dev *gspca_dev)
{
struct init_command cif_start_commands[] = {
{{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
/* The entire sequence below seems redundant */
/* {{0x13, 0x20, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x21, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x22, 0x01, 0x06, 0x00, 0x00}, 4},
{{0x13, 0x23, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x24, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 4}, width?
{{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 4}, height?
{{0x13, 0x27, 0x01, 0x68, 0x00, 0x00}, 4}, subsample?
{{0x13, 0x28, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x29, 0x01, 0x20, 0x00, 0x00}, 4},
{{0x13, 0x2a, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x2b, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
{{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
{{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
{{0x12, 0x34, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x34, 0x01, 0xa1, 0x00, 0x00}, 4},
{{0x13, 0x35, 0x01, 0x00, 0x00, 0x00}, 4},*/
{{0x1b, 0x21, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x17, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x19, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x02, 0x06, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x03, 0x5a, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x04, 0x27, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x05, 0x01, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x12, 0x14, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x13, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x14, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x15, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x16, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x77, 0xa2, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x06, 0x0f, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x07, 0x14, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x08, 0x0f, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x09, 0x10, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x0e, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x0f, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x12, 0x07, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x10, 0x1f, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x11, 0x01, 0x00, 0x00, 0x00}, 1},
{{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 1}, /* width/8 */
{{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 1}, /* height/8 */
/* {{0x13, 0x27, 0x01, 0x68, 0x00, 0x00}, 4}, subsample?
* {{0x13, 0x28, 0x01, 0x1e, 0x00, 0x00}, 4}, does nothing
* {{0x13, 0x27, 0x01, 0x20, 0x00, 0x00}, 4}, */
/* {{0x13, 0x29, 0x01, 0x22, 0x00, 0x00}, 4},
* causes subsampling
* but not a change in the resolution setting! */
{{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x2d, 0x01, 0x01, 0x00, 0x00}, 4},
{{0x13, 0x2e, 0x01, 0x08, 0x00, 0x00}, 4},
{{0x13, 0x2f, 0x01, 0x06, 0x00, 0x00}, 4},
{{0x13, 0x28, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x1b, 0x04, 0x6d, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x05, 0x03, 0x00, 0x00, 0x00}, 1},
{{0x20, 0x36, 0x06, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x0e, 0x01, 0x00, 0x00, 0x00}, 1},
{{0x12, 0x27, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x1b, 0x0f, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x20, 0x36, 0x05, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x10, 0x0f, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x02, 0x06, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x11, 0x01, 0x00, 0x00, 0x00}, 1},
{{0x20, 0x34, 0xa1, 0x00, 0x00, 0x00}, 1},/* use compression */
/* Camera should start to capture now. */
};
return run_start_commands(gspca_dev, cif_start_commands,
ARRAY_SIZE(cif_start_commands));
}
static int start_ms350_cam(struct gspca_dev *gspca_dev)
{
struct init_command ms350_start_commands[] = {
{{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x16, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x20, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x21, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x22, 0x01, 0x04, 0x00, 0x00}, 4},
{{0x13, 0x23, 0x01, 0x03, 0x00, 0x00}, 4},
{{0x13, 0x24, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 4},
{{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 4},
{{0x13, 0x27, 0x01, 0x28, 0x00, 0x00}, 4},
{{0x13, 0x28, 0x01, 0x09, 0x00, 0x00}, 4},
{{0x13, 0x29, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x2a, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x2b, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
{{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
{{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
{{0x12, 0x34, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x34, 0x01, 0xa1, 0x00, 0x00}, 4},
{{0x13, 0x35, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x00, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x01, 0x70, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x02, 0x05, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x03, 0x5d, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x04, 0x07, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x05, 0x25, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x06, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x07, 0x09, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x08, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x09, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0a, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0b, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0c, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0d, 0x0c, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0e, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x0f, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x10, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x11, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x12, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x13, 0x63, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x15, 0x70, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x18, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x11, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x25, 0x01, 0x28, 0x00, 0x00}, 4}, /* width */
{{0x13, 0x26, 0x01, 0x1e, 0x00, 0x00}, 4}, /* height */
{{0x13, 0x28, 0x01, 0x09, 0x00, 0x00}, 4}, /* vstart? */
{{0x13, 0x27, 0x01, 0x28, 0x00, 0x00}, 4},
{{0x13, 0x29, 0x01, 0x40, 0x00, 0x00}, 4}, /* hstart? */
{{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
{{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
{{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
{{0x1b, 0x02, 0x05, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x11, 0x01, 0x00, 0x00, 0x00}, 1},
{{0x20, 0x18, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x02, 0x0a, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x11, 0x01, 0x00, 0x00, 0x00}, 0},
/* Camera should start to capture now. */
};
return run_start_commands(gspca_dev, ms350_start_commands,
ARRAY_SIZE(ms350_start_commands));
}
static int start_genius_cam(struct gspca_dev *gspca_dev)
{
struct init_command genius_start_commands[] = {
{{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x16, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x10, 0x00, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 4},
{{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 4},
/* "preliminary" width and height settings */
{{0x13, 0x28, 0x01, 0x0e, 0x00, 0x00}, 4},
{{0x13, 0x27, 0x01, 0x20, 0x00, 0x00}, 4},
{{0x13, 0x29, 0x01, 0x22, 0x00, 0x00}, 4},
{{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x2d, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x2e, 0x01, 0x09, 0x00, 0x00}, 4},
{{0x13, 0x2f, 0x01, 0x07, 0x00, 0x00}, 4},
{{0x11, 0x20, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x21, 0x2d, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x22, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x23, 0x03, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x10, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x11, 0x64, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x12, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x13, 0x91, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x14, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x15, 0x20, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x16, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x17, 0x60, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x20, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x21, 0x2d, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x22, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x23, 0x03, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x25, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x26, 0x02, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x27, 0x88, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x30, 0x38, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x31, 0x2a, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x32, 0x2a, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x33, 0x2a, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x34, 0x02, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x5b, 0x0a, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x25, 0x01, 0x28, 0x00, 0x00}, 4}, /* real width */
{{0x13, 0x26, 0x01, 0x1e, 0x00, 0x00}, 4}, /* real height */
{{0x13, 0x28, 0x01, 0x0e, 0x00, 0x00}, 4},
{{0x13, 0x27, 0x01, 0x20, 0x00, 0x00}, 4},
{{0x13, 0x29, 0x01, 0x62, 0x00, 0x00}, 4},
{{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
{{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
{{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
{{0x11, 0x20, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x21, 0x2a, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x22, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x23, 0x28, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x10, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x11, 0x04, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x12, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x13, 0x03, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x14, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x15, 0xe0, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x16, 0x02, 0x00, 0x00, 0x00}, 4},
{{0x11, 0x17, 0x80, 0x00, 0x00, 0x00}, 4},
{{0x1c, 0x20, 0x00, 0x2a, 0x00, 0x00}, 1},
{{0x1c, 0x20, 0x00, 0x2a, 0x00, 0x00}, 1},
{{0x20, 0x34, 0xa1, 0x00, 0x00, 0x00}, 0}
/* Camera should start to capture now. */
};
return run_start_commands(gspca_dev, genius_start_commands,
ARRAY_SIZE(genius_start_commands));
}
static int start_vivitar_cam(struct gspca_dev *gspca_dev)
{
struct init_command vivitar_start_commands[] = {
{{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x20, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x21, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x22, 0x01, 0x01, 0x00, 0x00}, 4},
{{0x13, 0x23, 0x01, 0x01, 0x00, 0x00}, 4},
{{0x13, 0x24, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x25, 0x01, 0x28, 0x00, 0x00}, 4},
{{0x13, 0x26, 0x01, 0x1e, 0x00, 0x00}, 4},
{{0x13, 0x27, 0x01, 0x20, 0x00, 0x00}, 4},
{{0x13, 0x28, 0x01, 0x0a, 0x00, 0x00}, 4},
/*
* Above is changed from OEM 0x0b. Fixes Bayer tiling.
* Presumably gives a vertical shift of one row.
*/
{{0x13, 0x29, 0x01, 0x20, 0x00, 0x00}, 4},
/* Above seems to do horizontal shift. */
{{0x13, 0x2a, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x2b, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
{{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
{{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
{{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
/* Above three commands seem to relate to brightness. */
{{0x12, 0x34, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x13, 0x34, 0x01, 0xa1, 0x00, 0x00}, 4},
{{0x13, 0x35, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x1b, 0x12, 0x80, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x01, 0x77, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x02, 0x3a, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x12, 0x78, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x13, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x14, 0x80, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x15, 0x34, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x1b, 0x04, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x20, 0x44, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x23, 0xee, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x26, 0xa0, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x27, 0x9a, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x28, 0xa0, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x29, 0x30, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x2a, 0x80, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x2b, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x2f, 0x3d, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x30, 0x24, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x32, 0x86, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x60, 0xa9, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x61, 0x42, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x65, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x69, 0x38, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x6f, 0x88, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x70, 0x0b, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x71, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x74, 0x21, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x75, 0x86, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x76, 0x00, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x7d, 0xf3, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x17, 0x1c, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x18, 0xc0, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x19, 0x05, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x1a, 0xf6, 0x00, 0x00, 0x00}, 1},
/* {{0x13, 0x25, 0x01, 0x28, 0x00, 0x00}, 4},
{{0x13, 0x26, 0x01, 0x1e, 0x00, 0x00}, 4},
{{0x13, 0x28, 0x01, 0x0b, 0x00, 0x00}, 4}, */
{{0x20, 0x36, 0x06, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x10, 0x26, 0x00, 0x00, 0x00}, 1},
{{0x12, 0x27, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x1b, 0x76, 0x03, 0x00, 0x00, 0x00}, 1},
{{0x20, 0x36, 0x05, 0x00, 0x00, 0x00}, 1},
{{0x1b, 0x00, 0x3f, 0x00, 0x00, 0x00}, 1},
/* Above is brightness; OEM driver setting is 0x10 */
{{0x12, 0x27, 0x01, 0x00, 0x00, 0x00}, 4},
{{0x20, 0x29, 0x30, 0x00, 0x00, 0x00}, 1},
{{0x20, 0x34, 0xa1, 0x00, 0x00, 0x00}, 1}
};
return run_start_commands(gspca_dev, vivitar_start_commands,
ARRAY_SIZE(vivitar_start_commands));
}
static int sd_start(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
int err_code;
sd->sof_read = 0;
switch (sd->model) {
case 0x7005:
err_code = start_genius_cam(gspca_dev);
break;
case 0x8001:
err_code = start_spy_cam(gspca_dev);
break;
case 0x8003:
err_code = start_cif_cam(gspca_dev);
break;
case 0x8008:
err_code = start_ms350_cam(gspca_dev);
break;
case 0x800a:
err_code = start_vivitar_cam(gspca_dev);
break;
default:
pr_err("Starting unknown camera, please report this\n");
return -ENXIO;
}
return err_code;
}
static void sd_stopN(struct gspca_dev *gspca_dev)
{
int result;
__u8 data[6];
result = sn9c2028_read1(gspca_dev);
if (result < 0)
PDEBUG(D_ERR, "Camera Stop read failed");
memset(data, 0, 6);
data[0] = 0x14;
result = sn9c2028_command(gspca_dev, data);
if (result < 0)
PDEBUG(D_ERR, "Camera Stop command failed");
}
/* Include sn9c2028 sof detection functions */
#include "sn9c2028.h"
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
__u8 *data, /* isoc packet */
int len) /* iso packet length */
{
unsigned char *sof;
sof = sn9c2028_find_sof(gspca_dev, data, len);
if (sof) {
int n;
/* finish decoding current frame */
n = sof - data;
if (n > sizeof sn9c2028_sof_marker)
n -= sizeof sn9c2028_sof_marker;
else
n = 0;
gspca_frame_add(gspca_dev, LAST_PACKET, data, n);
/* Start next frame. */
gspca_frame_add(gspca_dev, FIRST_PACKET,
sn9c2028_sof_marker, sizeof sn9c2028_sof_marker);
len -= sof - data;
data = sof;
}
gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
}
/* sub-driver description */
static const struct sd_desc sd_desc = {
.name = MODULE_NAME,
.ctrls = sd_ctrls,
.nctrls = ARRAY_SIZE(sd_ctrls),
.config = sd_config,
.init = sd_init,
.start = sd_start,
.stopN = sd_stopN,
.pkt_scan = sd_pkt_scan,
};
/* -- module initialisation -- */
static const struct usb_device_id device_table[] = {
{USB_DEVICE(0x0458, 0x7005)}, /* Genius Smart 300, version 2 */
/* The Genius Smart is untested. I can't find an owner ! */
/* {USB_DEVICE(0x0c45, 0x8000)}, DC31VC, Don't know this camera */
{USB_DEVICE(0x0c45, 0x8001)}, /* Wild Planet digital spy cam */
{USB_DEVICE(0x0c45, 0x8003)}, /* Several small CIF cameras */
/* {USB_DEVICE(0x0c45, 0x8006)}, Unknown VGA camera */
{USB_DEVICE(0x0c45, 0x8008)}, /* Mini-Shotz ms-350 */
{USB_DEVICE(0x0c45, 0x800a)}, /* Vivicam 3350B */
{}
};
MODULE_DEVICE_TABLE(usb, device_table);
/* -- device connect -- */
static int sd_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
THIS_MODULE);
}
static struct usb_driver sd_driver = {
.name = MODULE_NAME,
.id_table = device_table,
.probe = sd_probe,
.disconnect = gspca_disconnect,
#ifdef CONFIG_PM
.suspend = gspca_suspend,
.resume = gspca_resume,
#endif
};
module_usb_driver(sd_driver);
