// SPDX-License-Identifier: GPL-2.0-or-later
/*
* SPCA506 chip based cameras function
* M Xhaard 15/04/2004 based on different work Mark Taylor and others
* and my own snoopy file on a pv-321c donate by a german compagny
* "Firma Frank Gmbh" from Saarbruecken
*
* V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
*/
#define MODULE_NAME
"spca506"
#include "gspca.h"
MODULE_AUTHOR(
"Michel Xhaard <mxhaard@users.sourceforge.net>");
MODULE_DESCRIPTION(
"GSPCA/SPCA506 USB Camera Driver");
MODULE_LICENSE(
"GPL");
/* specific webcam descriptor */
struct sd {
struct gspca_dev gspca_dev;
/* !! must be the first item */
char norme;
char channel;
};
static const struct v4l2_pix_format vga_mode[] = {
{
160,
120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
.bytesperline =
160,
.sizeimage =
160 *
120 *
3 /
2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv =
5},
{
176,
144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
.bytesperline =
176,
.sizeimage =
176 *
144 *
3 /
2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv =
4},
{
320,
240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
.bytesperline =
320,
.sizeimage =
320 *
240 *
3 /
2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv =
2},
{
352,
288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
.bytesperline =
352,
.sizeimage =
352 *
288 *
3 /
2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv =
1},
{
640,
480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
.bytesperline =
640,
.sizeimage =
640 *
480 *
3 /
2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv =
0},
};
#define SPCA50X_OFFSET_DATA
10
#define SAA7113_bright
0x0a
/* defaults 0x80 */
#define SAA7113_contrast
0x0b
/* defaults 0x47 */
#define SAA7113_saturation
0x0c
/* defaults 0x40 */
#define SAA7113_hue
0x0d
/* defaults 0x00 */
#define SAA7113_I2C_BASE_WRITE
0x4a
/* read 'len' bytes to gspca_dev->usb_buf */
static void reg_r(
struct gspca_dev *gspca_dev,
__u16 req,
__u16 index,
__u16 length)
{
usb_control_msg(gspca_dev->dev,
usb_rcvctrlpipe(gspca_dev->dev,
0),
req,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0,
/* value */
index, gspca_dev->usb_buf, length,
500);
}
static void reg_w(
struct usb_device *dev,
__u16 req,
__u16 value,
__u16 index)
{
usb_control_msg(dev,
usb_sndctrlpipe(dev,
0),
req,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value, index,
NULL,
0,
500);
}
static void spca506_Initi2c(
struct gspca_dev *gspca_dev)
{
reg_w(gspca_dev->dev,
0x07, SAA7113_I2C_BASE_WRITE,
0x0004);
}
static void spca506_WriteI2c(
struct gspca_dev *gspca_dev, __u16 valeur,
__u16 reg)
{
int retry =
60;
reg_w(gspca_dev->dev,
0x07, reg,
0x0001);
reg_w(gspca_dev->dev,
0x07, valeur,
0x0000);
while (retry--) {
reg_r(gspca_dev,
0x07,
0x0003,
2);
if ((gspca_dev->usb_buf[
0] | gspca_dev->usb_buf[
1]) ==
0x00)
break;
}
}
static void spca506_SetNormeInput(
struct gspca_dev *gspca_dev,
__u16 norme,
__u16 channel)
{
struct sd *sd = (
struct sd *) gspca_dev;
/* fixme: check if channel == 0..3 and 6..9 (8 values) */
__u8 setbit0 =
0x00;
__u8 setbit1 =
0x00;
__u8 videomask =
0x00;
gspca_dbg(gspca_dev, D_STREAM,
"** Open Set Norme **\n");
spca506_Initi2c(gspca_dev);
/* NTSC bit0 -> 1(525 l) PAL SECAM bit0 -> 0 (625 l) */
/* Composite channel bit1 -> 1 S-video bit 1 -> 0 */
/* and exclude SAA7113 reserved channel set default 0 otherwise */
if (norme & V4L2_STD_NTSC)
setbit0 =
0x01;
if (channel ==
4 || channel ==
5 || channel >
9)
channel =
0;
if (channel <
4)
setbit1 =
0x02;
videomask = (
0x48 | setbit0 | setbit1);
reg_w(gspca_dev->dev,
0x08, videomask,
0x0000);
spca506_WriteI2c(gspca_dev, (
0xc0 | (channel &
0x0F)),
0x02);
if (norme & V4L2_STD_NTSC)
spca506_WriteI2c(gspca_dev,
0x33,
0x0e);
/* Chrominance Control NTSC N */
else if (norme & V4L2_STD_SECAM)
spca506_WriteI2c(gspca_dev,
0x53,
0x0e);
/* Chrominance Control SECAM */
else
spca506_WriteI2c(gspca_dev,
0x03,
0x0e);
/* Chrominance Control PAL BGHIV */
sd->norme = norme;
sd->channel = channel;
gspca_dbg(gspca_dev, D_STREAM,
"Set Video Byte to 0x%2x\n", videomask);
gspca_dbg(gspca_dev, D_STREAM,
"Set Norme: %08x Channel %d",
norme, channel);
}
static void spca506_GetNormeInput(
struct gspca_dev *gspca_dev,
__u16 *norme, __u16 *channel)
{
struct sd *sd = (
struct sd *) gspca_dev;
/* Read the register is not so good value change so
we use your own copy in spca50x struct */
*norme = sd->norme;
*channel = sd->channel;
gspca_dbg(gspca_dev, D_STREAM,
"Get Norme: %d Channel %d\n",
*norme, *channel);
}
static void spca506_Setsize(
struct gspca_dev *gspca_dev, __u16 code,
__u16 xmult, __u16 ymult)
{
struct usb_device *dev = gspca_dev->dev;
gspca_dbg(gspca_dev, D_STREAM,
"** SetSize **\n");
reg_w(dev,
0x04, (
0x18 | (code &
0x07)),
0x0000);
/* Soft snap 0x40 Hard 0x41 */
reg_w(dev,
0x04,
0x41,
0x0001);
reg_w(dev,
0x04,
0x00,
0x0002);
/* reserved */
reg_w(dev,
0x04,
0x00,
0x0003);
/* reserved */
reg_w(dev,
0x04,
0x00,
0x0004);
/* reserved */
reg_w(dev,
0x04,
0x01,
0x0005);
/* reserced */
reg_w(dev,
0x04, xmult,
0x0006);
/* reserved */
reg_w(dev,
0x04, ymult,
0x0007);
/* compression 1 */
reg_w(dev,
0x04,
0x00,
0x0008);
/* T=64 -> 2 */
reg_w(dev,
0x04,
0x00,
0x0009);
/* threshold2D */
reg_w(dev,
0x04,
0x21,
0x000a);
/* quantization */
reg_w(dev,
0x04,
0x00,
0x000b);
}
/* this function is called at probe time */
static int sd_config(
struct gspca_dev *gspca_dev,
const struct usb_device_id *id)
{
struct cam *cam;
cam = &gspca_dev->cam;
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)
{
struct usb_device *dev = gspca_dev->dev;
reg_w(dev,
0x03,
0x00,
0x0004);
reg_w(dev,
0x03,
0xFF,
0x0003);
reg_w(dev,
0x03,
0x00,
0x0000);
reg_w(dev,
0x03,
0x1c,
0x0001);
reg_w(dev,
0x03,
0x18,
0x0001);
/* Init on PAL and composite input0 */
spca506_SetNormeInput(gspca_dev,
0,
0);
reg_w(dev,
0x03,
0x1c,
0x0001);
reg_w(dev,
0x03,
0x18,
0x0001);
reg_w(dev,
0x05,
0x00,
0x0000);
reg_w(dev,
0x05,
0xef,
0x0001);
reg_w(dev,
0x05,
0x00,
0x00c1);
reg_w(dev,
0x05,
0x00,
0x00c2);
reg_w(dev,
0x06,
0x18,
0x0002);
reg_w(dev,
0x06,
0xf5,
0x0011);
reg_w(dev,
0x06,
0x02,
0x0012);
reg_w(dev,
0x06,
0xfb,
0x0013);
reg_w(dev,
0x06,
0x00,
0x0014);
reg_w(dev,
0x06,
0xa4,
0x0051);
reg_w(dev,
0x06,
0x40,
0x0052);
reg_w(dev,
0x06,
0x71,
0x0053);
reg_w(dev,
0x06,
0x40,
0x0054);
/************************************************/
reg_w(dev,
0x03,
0x00,
0x0004);
reg_w(dev,
0x03,
0x00,
0x0003);
reg_w(dev,
0x03,
0x00,
0x0004);
reg_w(dev,
0x03,
0xFF,
0x0003);
reg_w(dev,
0x02,
0x00,
0x0000);
reg_w(dev,
0x03,
0x60,
0x0000);
reg_w(dev,
0x03,
0x18,
0x0001);
/* for a better reading mx :) */
/*sdca506_WriteI2c(value,register) */
spca506_Initi2c(gspca_dev);
spca506_WriteI2c(gspca_dev,
0x08,
0x01);
spca506_WriteI2c(gspca_dev,
0xc0,
0x02);
/* input composite video */
spca506_WriteI2c(gspca_dev,
0x33,
0x03);
spca506_WriteI2c(gspca_dev,
0x00,
0x04);
spca506_WriteI2c(gspca_dev,
0x00,
0x05);
spca506_WriteI2c(gspca_dev,
0x0d,
0x06);
spca506_WriteI2c(gspca_dev,
0xf0,
0x07);
spca506_WriteI2c(gspca_dev,
0x98,
0x08);
spca506_WriteI2c(gspca_dev,
0x03,
0x09);
spca506_WriteI2c(gspca_dev,
0x80,
0x0a);
spca506_WriteI2c(gspca_dev,
0x47,
0x0b);
spca506_WriteI2c(gspca_dev,
0x48,
0x0c);
spca506_WriteI2c(gspca_dev,
0x00,
0x0d);
spca506_WriteI2c(gspca_dev,
0x03,
0x0e);
/* Chroma Pal adjust */
spca506_WriteI2c(gspca_dev,
0x2a,
0x0f);
spca506_WriteI2c(gspca_dev,
0x00,
0x10);
spca506_WriteI2c(gspca_dev,
0x0c,
0x11);
spca506_WriteI2c(gspca_dev,
0xb8,
0x12);
spca506_WriteI2c(gspca_dev,
0x01,
0x13);
spca506_WriteI2c(gspca_dev,
0x00,
0x14);
spca506_WriteI2c(gspca_dev,
0x00,
0x15);
spca506_WriteI2c(gspca_dev,
0x00,
0x16);
spca506_WriteI2c(gspca_dev,
0x00,
0x17);
spca506_WriteI2c(gspca_dev,
0x00,
0x18);
spca506_WriteI2c(gspca_dev,
0x00,
0x19);
spca506_WriteI2c(gspca_dev,
0x00,
0x1a);
spca506_WriteI2c(gspca_dev,
0x00,
0x1b);
spca506_WriteI2c(gspca_dev,
0x00,
0x1c);
spca506_WriteI2c(gspca_dev,
0x00,
0x1d);
spca506_WriteI2c(gspca_dev,
0x00,
0x1e);
spca506_WriteI2c(gspca_dev,
0xa1,
0x1f);
spca506_WriteI2c(gspca_dev,
0x02,
0x40);
spca506_WriteI2c(gspca_dev,
0xff,
0x41);
spca506_WriteI2c(gspca_dev,
0xff,
0x42);
spca506_WriteI2c(gspca_dev,
0xff,
0x43);
spca506_WriteI2c(gspca_dev,
0xff,
0x44);
spca506_WriteI2c(gspca_dev,
0xff,
0x45);
spca506_WriteI2c(gspca_dev,
0xff,
0x46);
spca506_WriteI2c(gspca_dev,
0xff,
0x47);
spca506_WriteI2c(gspca_dev,
0xff,
0x48);
spca506_WriteI2c(gspca_dev,
0xff,
0x49);
spca506_WriteI2c(gspca_dev,
0xff,
0x4a);
spca506_WriteI2c(gspca_dev,
0xff,
0x4b);
spca506_WriteI2c(gspca_dev,
0xff,
0x4c);
spca506_WriteI2c(gspca_dev,
0xff,
0x4d);
spca506_WriteI2c(gspca_dev,
0xff,
0x4e);
spca506_WriteI2c(gspca_dev,
0xff,
0x4f);
spca506_WriteI2c(gspca_dev,
0xff,
0x50);
spca506_WriteI2c(gspca_dev,
0xff,
0x51);
spca506_WriteI2c(gspca_dev,
0xff,
0x52);
spca506_WriteI2c(gspca_dev,
0xff,
0x53);
spca506_WriteI2c(gspca_dev,
0xff,
0x54);
spca506_WriteI2c(gspca_dev,
0xff,
0x55);
spca506_WriteI2c(gspca_dev,
0xff,
0x56);
spca506_WriteI2c(gspca_dev,
0xff,
0x57);
spca506_WriteI2c(gspca_dev,
0x00,
0x58);
spca506_WriteI2c(gspca_dev,
0x54,
0x59);
spca506_WriteI2c(gspca_dev,
0x07,
0x5a);
spca506_WriteI2c(gspca_dev,
0x83,
0x5b);
spca506_WriteI2c(gspca_dev,
0x00,
0x5c);
spca506_WriteI2c(gspca_dev,
0x00,
0x5d);
spca506_WriteI2c(gspca_dev,
0x00,
0x5e);
spca506_WriteI2c(gspca_dev,
0x00,
0x5f);
spca506_WriteI2c(gspca_dev,
0x00,
0x60);
spca506_WriteI2c(gspca_dev,
0x05,
0x61);
spca506_WriteI2c(gspca_dev,
0x9f,
0x62);
gspca_dbg(gspca_dev, D_STREAM,
"** Close Init *\n");
return 0;
}
static int sd_start(
struct gspca_dev *gspca_dev)
{
struct usb_device *dev = gspca_dev->dev;
__u16 norme;
__u16 channel;
/**************************************/
reg_w(dev,
0x03,
0x00,
0x0004);
reg_w(dev,
0x03,
0x00,
0x0003);
reg_w(dev,
0x03,
0x00,
0x0004);
reg_w(dev,
0x03,
0xFF,
0x0003);
reg_w(dev,
0x02,
0x00,
0x0000);
reg_w(dev,
0x03,
0x60,
0x0000);
reg_w(dev,
0x03,
0x18,
0x0001);
/*sdca506_WriteI2c(value,register) */
spca506_Initi2c(gspca_dev);
spca506_WriteI2c(gspca_dev,
0x08,
0x01);
/* Increment Delay */
/* spca506_WriteI2c(gspca_dev, 0xc0, 0x02); * Analog Input Control 1 */
spca506_WriteI2c(gspca_dev,
0x33,
0x03);
/* Analog Input Control 2 */
spca506_WriteI2c(gspca_dev,
0x00,
0x04);
/* Analog Input Control 3 */
spca506_WriteI2c(gspca_dev,
0x00,
0x05);
/* Analog Input Control 4 */
spca506_WriteI2c(gspca_dev,
0x0d,
0x06);
/* Horizontal Sync Start 0xe9-0x0d */
spca506_WriteI2c(gspca_dev,
0xf0,
0x07);
/* Horizontal Sync Stop 0x0d-0xf0 */
spca506_WriteI2c(gspca_dev,
0x98,
0x08);
/* Sync Control */
/* Defaults value */
spca506_WriteI2c(gspca_dev,
0x03,
0x09);
/* Luminance Control */
spca506_WriteI2c(gspca_dev,
0x80,
0x0a);
/* Luminance Brightness */
spca506_WriteI2c(gspca_dev,
0x47,
0x0b);
/* Luminance Contrast */
spca506_WriteI2c(gspca_dev,
0x48,
0x0c);
/* Chrominance Saturation */
spca506_WriteI2c(gspca_dev,
0x00,
0x0d);
/* Chrominance Hue Control */
spca506_WriteI2c(gspca_dev,
0x2a,
0x0f);
/* Chrominance Gain Control */
/**************************************/
spca506_WriteI2c(gspca_dev,
0x00,
0x10);
/* Format/Delay Control */
spca506_WriteI2c(gspca_dev,
0x0c,
0x11);
/* Output Control 1 */
spca506_WriteI2c(gspca_dev,
0xb8,
0x12);
/* Output Control 2 */
spca506_WriteI2c(gspca_dev,
0x01,
0x13);
/* Output Control 3 */
spca506_WriteI2c(gspca_dev,
0x00,
0x14);
/* reserved */
spca506_WriteI2c(gspca_dev,
0x00,
0x15);
/* VGATE START */
spca506_WriteI2c(gspca_dev,
0x00,
0x16);
/* VGATE STOP */
spca506_WriteI2c(gspca_dev,
0x00,
0x17);
/* VGATE Control (MSB) */
spca506_WriteI2c(gspca_dev,
0x00,
0x18);
spca506_WriteI2c(gspca_dev,
0x00,
0x19);
spca506_WriteI2c(gspca_dev,
0x00,
0x1a);
spca506_WriteI2c(gspca_dev,
0x00,
0x1b);
spca506_WriteI2c(gspca_dev,
0x00,
0x1c);
spca506_WriteI2c(gspca_dev,
0x00,
0x1d);
spca506_WriteI2c(gspca_dev,
0x00,
0x1e);
spca506_WriteI2c(gspca_dev,
0xa1,
0x1f);
spca506_WriteI2c(gspca_dev,
0x02,
0x40);
spca506_WriteI2c(gspca_dev,
0xff,
0x41);
spca506_WriteI2c(gspca_dev,
0xff,
0x42);
spca506_WriteI2c(gspca_dev,
0xff,
0x43);
spca506_WriteI2c(gspca_dev,
0xff,
0x44);
spca506_WriteI2c(gspca_dev,
0xff,
0x45);
spca506_WriteI2c(gspca_dev,
0xff,
0x46);
spca506_WriteI2c(gspca_dev,
0xff,
0x47);
spca506_WriteI2c(gspca_dev,
0xff,
0x48);
spca506_WriteI2c(gspca_dev,
0xff,
0x49);
spca506_WriteI2c(gspca_dev,
0xff,
0x4a);
spca506_WriteI2c(gspca_dev,
0xff,
0x4b);
spca506_WriteI2c(gspca_dev,
0xff,
0x4c);
spca506_WriteI2c(gspca_dev,
0xff,
0x4d);
spca506_WriteI2c(gspca_dev,
0xff,
0x4e);
spca506_WriteI2c(gspca_dev,
0xff,
0x4f);
spca506_WriteI2c(gspca_dev,
0xff,
0x50);
spca506_WriteI2c(gspca_dev,
0xff,
0x51);
spca506_WriteI2c(gspca_dev,
0xff,
0x52);
spca506_WriteI2c(gspca_dev,
0xff,
0x53);
spca506_WriteI2c(gspca_dev,
0xff,
0x54);
spca506_WriteI2c(gspca_dev,
0xff,
0x55);
spca506_WriteI2c(gspca_dev,
0xff,
0x56);
spca506_WriteI2c(gspca_dev,
0xff,
0x57);
spca506_WriteI2c(gspca_dev,
0x00,
0x58);
spca506_WriteI2c(gspca_dev,
0x54,
0x59);
spca506_WriteI2c(gspca_dev,
0x07,
0x5a);
spca506_WriteI2c(gspca_dev,
0x83,
0x5b);
spca506_WriteI2c(gspca_dev,
0x00,
0x5c);
spca506_WriteI2c(gspca_dev,
0x00,
0x5d);
spca506_WriteI2c(gspca_dev,
0x00,
0x5e);
spca506_WriteI2c(gspca_dev,
0x00,
0x5f);
spca506_WriteI2c(gspca_dev,
0x00,
0x60);
spca506_WriteI2c(gspca_dev,
0x05,
0x61);
spca506_WriteI2c(gspca_dev,
0x9f,
0x62);
/**************************************/
reg_w(dev,
0x05,
0x00,
0x0003);
reg_w(dev,
0x05,
0x00,
0x0004);
reg_w(dev,
0x03,
0x10,
0x0001);
reg_w(dev,
0x03,
0x78,
0x0000);
switch (gspca_dev->cam.cam_mode[(
int) gspca_dev->curr_mode].priv) {
case 0:
spca506_Setsize(gspca_dev,
0,
0x10,
0x10);
break;
case 1:
spca506_Setsize(gspca_dev,
1,
0x1a,
0x1a);
break;
case 2:
spca506_Setsize(gspca_dev,
2,
0x1c,
0x1c);
break;
case 4:
spca506_Setsize(gspca_dev,
4,
0x34,
0x34);
break;
default:
/* case 5: */
spca506_Setsize(gspca_dev,
5,
0x40,
0x40);
break;
}
/* compress setting and size */
/* set i2c luma */
reg_w(dev,
0x02,
0x01,
0x0000);
reg_w(dev,
0x03,
0x12,
0x0000);
reg_r(gspca_dev,
0x04,
0x0001,
2);
gspca_dbg(gspca_dev, D_STREAM,
"webcam started\n");
spca506_GetNormeInput(gspca_dev, &norme, &channel);
spca506_SetNormeInput(gspca_dev, norme, channel);
return 0;
}
static void sd_stopN(
struct gspca_dev *gspca_dev)
{
struct usb_device *dev = gspca_dev->dev;
reg_w(dev,
0x02,
0x00,
0x0000);
reg_w(dev,
0x03,
0x00,
0x0004);
reg_w(dev,
0x03,
0x00,
0x0003);
}
static void sd_pkt_scan(
struct gspca_dev *gspca_dev,
u8 *data,
/* isoc packet */
int len)
/* iso packet length */
{
switch (data[
0]) {
case 0:
/* start of frame */
gspca_frame_add(gspca_dev, LAST_PACKET, NULL,
0);
data += SPCA50X_OFFSET_DATA;
len -= SPCA50X_OFFSET_DATA;
gspca_frame_add(gspca_dev, FIRST_PACKET, data, len);
break;
case 0xff:
/* drop */
/* gspca_dev->last_packet_type = DISCARD_PACKET; */
break;
default:
data +=
1;
len -=
1;
gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
break;
}
}
static void setbrightness(
struct gspca_dev *gspca_dev, s32 val)
{
spca506_Initi2c(gspca_dev);
spca506_WriteI2c(gspca_dev, val, SAA7113_bright);
spca506_WriteI2c(gspca_dev,
0x01,
0x09);
}
static void setcontrast(
struct gspca_dev *gspca_dev, s32 val)
{
spca506_Initi2c(gspca_dev);
spca506_WriteI2c(gspca_dev, val, SAA7113_contrast);
spca506_WriteI2c(gspca_dev,
0x01,
0x09);
}
static void setcolors(
struct gspca_dev *gspca_dev, s32 val)
{
spca506_Initi2c(gspca_dev);
spca506_WriteI2c(gspca_dev, val, SAA7113_saturation);
spca506_WriteI2c(gspca_dev,
0x01,
0x09);
}
static void sethue(
struct gspca_dev *gspca_dev, s32 val)
{
spca506_Initi2c(gspca_dev);
spca506_WriteI2c(gspca_dev, val, SAA7113_hue);
spca506_WriteI2c(gspca_dev,
0x01,
0x09);
}
static int sd_s_ctrl(
struct v4l2_ctrl *ctrl)
{
struct gspca_dev *gspca_dev =
container_of(ctrl->handler,
struct gspca_dev, ctrl_handler);
gspca_dev->usb_err =
0;
if (!gspca_dev->streaming)
return 0;
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
setbrightness(gspca_dev, ctrl->val);
break;
case V4L2_CID_CONTRAST:
setcontrast(gspca_dev, ctrl->val);
break;
case V4L2_CID_SATURATION:
setcolors(gspca_dev, ctrl->val);
break;
case V4L2_CID_HUE:
sethue(gspca_dev, ctrl->val);
break;
}
return gspca_dev->usb_err;
}
static const struct v4l2_ctrl_ops sd_ctrl_ops = {
.s_ctrl = sd_s_ctrl,
};
static int sd_init_controls(
struct gspca_dev *gspca_dev)
{
struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
gspca_dev->vdev.ctrl_handler = hdl;
v4l2_ctrl_handler_init(hdl,
4);
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_BRIGHTNESS,
0,
255,
1,
128);
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_CONTRAST,
0,
255,
1,
0x47);
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_SATURATION,
0,
255,
1,
0x40);
v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
V4L2_CID_HUE,
0,
255,
1,
0);
if (hdl->error) {
pr_err(
"Could not initialize controls\n");
return hdl->error;
}
return 0;
}
/* sub-driver description */
static const struct sd_desc sd_desc = {
.name = MODULE_NAME,
.config = sd_config,
.init = sd_init,
.init_controls = sd_init_controls,
.start = sd_start,
.stopN = sd_stopN,
.pkt_scan = sd_pkt_scan,
};
/* -- module initialisation -- */
static const struct usb_device_id device_table[] = {
{USB_DEVICE(
0x06e1,
0xa190)},
/* {USB_DEVICE(0x0733, 0x0430)}, FIXME: may be IntelPCCameraPro BRIDGE_SPCA505 */
{USB_DEVICE(
0x0734,
0x043b)},
{USB_DEVICE(
0x99fa,
0x8988)},
{}
};
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,
.reset_resume = gspca_resume,
#endif
};
module_usb_driver(sd_driver);
