spca500.c 29.7 KB
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/*
 * SPCA500 chip based cameras initialization data
 *
 * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
 *
 * 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 MODULE_NAME "spca500"

#include "gspca.h"
#include "jpeg.h"

MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>");
MODULE_DESCRIPTION("GSPCA/SPCA500 USB Camera Driver");
MODULE_LICENSE("GPL");

/* specific webcam descriptor */
struct sd {
	struct gspca_dev gspca_dev;		/* !! must be the first item */

	unsigned char brightness;
	unsigned char contrast;
	unsigned char colors;
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	u8 quality;
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#define QUALITY_MIN 70
#define QUALITY_MAX 95
#define QUALITY_DEF 85
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	char subtype;
#define AgfaCl20 0
#define AiptekPocketDV 1
#define BenqDC1016 2
#define CreativePCCam300 3
#define DLinkDSC350 4
#define Gsmartmini 5
#define IntelPocketPCCamera 6
#define KodakEZ200 7
#define LogitechClickSmart310 8
#define LogitechClickSmart510 9
#define LogitechTraveler 10
#define MustekGsmart300 11
#define Optimedia 12
#define PalmPixDC85 13
#define ToptroIndus 14
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	u8 *jpeg_hdr;
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};

/* V4L2 controls supported by the driver */
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val);

static struct ctrl sd_ctrls[] = {
	{
	    {
		.id      = V4L2_CID_BRIGHTNESS,
		.type    = V4L2_CTRL_TYPE_INTEGER,
		.name    = "Brightness",
		.minimum = 0,
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		.maximum = 255,
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		.step    = 1,
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#define BRIGHTNESS_DEF 127
		.default_value = BRIGHTNESS_DEF,
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	    },
	    .set = sd_setbrightness,
	    .get = sd_getbrightness,
	},
	{
	    {
		.id      = V4L2_CID_CONTRAST,
		.type    = V4L2_CTRL_TYPE_INTEGER,
		.name    = "Contrast",
		.minimum = 0,
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		.maximum = 63,
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		.step    = 1,
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#define CONTRAST_DEF 31
		.default_value = CONTRAST_DEF,
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	    },
	    .set = sd_setcontrast,
	    .get = sd_getcontrast,
	},
	{
	    {
		.id      = V4L2_CID_SATURATION,
		.type    = V4L2_CTRL_TYPE_INTEGER,
		.name    = "Color",
		.minimum = 0,
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		.maximum = 63,
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		.step    = 1,
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#define COLOR_DEF 31
		.default_value = COLOR_DEF,
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	    },
	    .set = sd_setcolors,
	    .get = sd_getcolors,
	},
};

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static const struct v4l2_pix_format vga_mode[] = {
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	{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
		.bytesperline = 320,
		.sizeimage = 320 * 240 * 3 / 8 + 590,
		.colorspace = V4L2_COLORSPACE_JPEG,
		.priv = 1},
	{640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
		.bytesperline = 640,
		.sizeimage = 640 * 480 * 3 / 8 + 590,
		.colorspace = V4L2_COLORSPACE_JPEG,
		.priv = 0},
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};

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static const struct v4l2_pix_format sif_mode[] = {
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	{176, 144, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
		.bytesperline = 176,
		.sizeimage = 176 * 144 * 3 / 8 + 590,
		.colorspace = V4L2_COLORSPACE_JPEG,
		.priv = 1},
	{352, 288, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
		.bytesperline = 352,
		.sizeimage = 352 * 288 * 3 / 8 + 590,
		.colorspace = V4L2_COLORSPACE_JPEG,
		.priv = 0},
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};

/* Frame packet header offsets for the spca500 */
#define SPCA500_OFFSET_PADDINGLB 2
#define SPCA500_OFFSET_PADDINGHB 3
#define SPCA500_OFFSET_MODE      4
#define SPCA500_OFFSET_IMGWIDTH  5
#define SPCA500_OFFSET_IMGHEIGHT 6
#define SPCA500_OFFSET_IMGMODE   7
#define SPCA500_OFFSET_QTBLINDEX 8
#define SPCA500_OFFSET_FRAMSEQ   9
#define SPCA500_OFFSET_CDSPINFO  10
#define SPCA500_OFFSET_GPIO      11
#define SPCA500_OFFSET_AUGPIO    12
#define SPCA500_OFFSET_DATA      16


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static const __u16 spca500_visual_defaults[][3] = {
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	{0x00, 0x0003, 0x816b},	/* SSI not active sync with vsync,
				 * hue (H byte) = 0,
				 * saturation/hue enable,
				 * brightness/contrast enable.
				 */
	{0x00, 0x0000, 0x8167},	/* brightness = 0 */
	{0x00, 0x0020, 0x8168},	/* contrast = 0 */
	{0x00, 0x0003, 0x816b},	/* SSI not active sync with vsync,
				 * hue (H byte) = 0, saturation/hue enable,
				 * brightness/contrast enable.
				 * was 0x0003, now 0x0000.
				 */
	{0x00, 0x0000, 0x816a},	/* hue (L byte) = 0 */
	{0x00, 0x0020, 0x8169},	/* saturation = 0x20 */
	{0x00, 0x0050, 0x8157},	/* edge gain high threshold */
	{0x00, 0x0030, 0x8158},	/* edge gain low threshold */
	{0x00, 0x0028, 0x8159},	/* edge bandwidth high threshold */
	{0x00, 0x000a, 0x815a},	/* edge bandwidth low threshold */
	{0x00, 0x0001, 0x8202},	/* clock rate compensation = 1/25 sec/frame */
	{0x0c, 0x0004, 0x0000},
	/* set interface */
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	{}
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};
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static const __u16 Clicksmart510_defaults[][3] = {
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	{0x00, 0x00, 0x8211},
	{0x00, 0x01, 0x82c0},
	{0x00, 0x10, 0x82cb},
	{0x00, 0x0f, 0x800d},
	{0x00, 0x82, 0x8225},
	{0x00, 0x21, 0x8228},
	{0x00, 0x00, 0x8203},
	{0x00, 0x00, 0x8204},
	{0x00, 0x08, 0x8205},
	{0x00, 0xf8, 0x8206},
	{0x00, 0x28, 0x8207},
	{0x00, 0xa0, 0x8208},
	{0x00, 0x08, 0x824a},
	{0x00, 0x08, 0x8214},
	{0x00, 0x80, 0x82c1},
	{0x00, 0x00, 0x82c2},
	{0x00, 0x00, 0x82ca},
	{0x00, 0x80, 0x82c1},
	{0x00, 0x04, 0x82c2},
	{0x00, 0x00, 0x82ca},
	{0x00, 0xfc, 0x8100},
	{0x00, 0xfc, 0x8105},
	{0x00, 0x30, 0x8101},
	{0x00, 0x00, 0x8102},
	{0x00, 0x00, 0x8103},
	{0x00, 0x66, 0x8107},
	{0x00, 0x00, 0x816b},
	{0x00, 0x00, 0x8155},
	{0x00, 0x01, 0x8156},
	{0x00, 0x60, 0x8157},
	{0x00, 0x40, 0x8158},
	{0x00, 0x0a, 0x8159},
	{0x00, 0x06, 0x815a},
	{0x00, 0x00, 0x813f},
	{0x00, 0x00, 0x8200},
	{0x00, 0x19, 0x8201},
	{0x00, 0x00, 0x82c1},
	{0x00, 0xa0, 0x82c2},
	{0x00, 0x00, 0x82ca},
	{0x00, 0x00, 0x8117},
	{0x00, 0x00, 0x8118},
	{0x00, 0x65, 0x8119},
	{0x00, 0x00, 0x811a},
	{0x00, 0x00, 0x811b},
	{0x00, 0x55, 0x811c},
	{0x00, 0x65, 0x811d},
	{0x00, 0x55, 0x811e},
	{0x00, 0x16, 0x811f},
	{0x00, 0x19, 0x8120},
	{0x00, 0x80, 0x8103},
	{0x00, 0x83, 0x816b},
	{0x00, 0x25, 0x8168},
	{0x00, 0x01, 0x820f},
	{0x00, 0xff, 0x8115},
	{0x00, 0x48, 0x8116},
	{0x00, 0x50, 0x8151},
	{0x00, 0x40, 0x8152},
	{0x00, 0x78, 0x8153},
	{0x00, 0x40, 0x8154},
	{0x00, 0x00, 0x8167},
	{0x00, 0x20, 0x8168},
	{0x00, 0x00, 0x816a},
	{0x00, 0x03, 0x816b},
	{0x00, 0x20, 0x8169},
	{0x00, 0x60, 0x8157},
	{0x00, 0x00, 0x8190},
	{0x00, 0x00, 0x81a1},
	{0x00, 0x00, 0x81b2},
	{0x00, 0x27, 0x8191},
	{0x00, 0x27, 0x81a2},
	{0x00, 0x27, 0x81b3},
	{0x00, 0x4b, 0x8192},
	{0x00, 0x4b, 0x81a3},
	{0x00, 0x4b, 0x81b4},
	{0x00, 0x66, 0x8193},
	{0x00, 0x66, 0x81a4},
	{0x00, 0x66, 0x81b5},
	{0x00, 0x79, 0x8194},
	{0x00, 0x79, 0x81a5},
	{0x00, 0x79, 0x81b6},
	{0x00, 0x8a, 0x8195},
	{0x00, 0x8a, 0x81a6},
	{0x00, 0x8a, 0x81b7},
	{0x00, 0x9b, 0x8196},
	{0x00, 0x9b, 0x81a7},
	{0x00, 0x9b, 0x81b8},
	{0x00, 0xa6, 0x8197},
	{0x00, 0xa6, 0x81a8},
	{0x00, 0xa6, 0x81b9},
	{0x00, 0xb2, 0x8198},
	{0x00, 0xb2, 0x81a9},
	{0x00, 0xb2, 0x81ba},
	{0x00, 0xbe, 0x8199},
	{0x00, 0xbe, 0x81aa},
	{0x00, 0xbe, 0x81bb},
	{0x00, 0xc8, 0x819a},
	{0x00, 0xc8, 0x81ab},
	{0x00, 0xc8, 0x81bc},
	{0x00, 0xd2, 0x819b},
	{0x00, 0xd2, 0x81ac},
	{0x00, 0xd2, 0x81bd},
	{0x00, 0xdb, 0x819c},
	{0x00, 0xdb, 0x81ad},
	{0x00, 0xdb, 0x81be},
	{0x00, 0xe4, 0x819d},
	{0x00, 0xe4, 0x81ae},
	{0x00, 0xe4, 0x81bf},
	{0x00, 0xed, 0x819e},
	{0x00, 0xed, 0x81af},
	{0x00, 0xed, 0x81c0},
	{0x00, 0xf7, 0x819f},
	{0x00, 0xf7, 0x81b0},
	{0x00, 0xf7, 0x81c1},
	{0x00, 0xff, 0x81a0},
	{0x00, 0xff, 0x81b1},
	{0x00, 0xff, 0x81c2},
	{0x00, 0x03, 0x8156},
	{0x00, 0x00, 0x8211},
	{0x00, 0x20, 0x8168},
	{0x00, 0x01, 0x8202},
	{0x00, 0x30, 0x8101},
	{0x00, 0x00, 0x8111},
	{0x00, 0x00, 0x8112},
	{0x00, 0x00, 0x8113},
	{0x00, 0x00, 0x8114},
	{}
};

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static const __u8 qtable_creative_pccam[2][64] = {
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	{				/* Q-table Y-components */
	 0x05, 0x03, 0x03, 0x05, 0x07, 0x0c, 0x0f, 0x12,
	 0x04, 0x04, 0x04, 0x06, 0x08, 0x11, 0x12, 0x11,
	 0x04, 0x04, 0x05, 0x07, 0x0c, 0x11, 0x15, 0x11,
	 0x04, 0x05, 0x07, 0x09, 0x0f, 0x1a, 0x18, 0x13,
	 0x05, 0x07, 0x0b, 0x11, 0x14, 0x21, 0x1f, 0x17,
	 0x07, 0x0b, 0x11, 0x13, 0x18, 0x1f, 0x22, 0x1c,
	 0x0f, 0x13, 0x17, 0x1a, 0x1f, 0x24, 0x24, 0x1e,
	 0x16, 0x1c, 0x1d, 0x1d, 0x22, 0x1e, 0x1f, 0x1e},
	{				/* Q-table C-components */
	 0x05, 0x05, 0x07, 0x0e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x05, 0x06, 0x08, 0x14, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x07, 0x08, 0x11, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x0e, 0x14, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e,
	 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e}
};

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static const __u8 qtable_kodak_ez200[2][64] = {
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	{				/* Q-table Y-components */
	 0x02, 0x01, 0x01, 0x02, 0x02, 0x04, 0x05, 0x06,
	 0x01, 0x01, 0x01, 0x02, 0x03, 0x06, 0x06, 0x06,
	 0x01, 0x01, 0x02, 0x02, 0x04, 0x06, 0x07, 0x06,
	 0x01, 0x02, 0x02, 0x03, 0x05, 0x09, 0x08, 0x06,
	 0x02, 0x02, 0x04, 0x06, 0x07, 0x0b, 0x0a, 0x08,
	 0x02, 0x04, 0x06, 0x06, 0x08, 0x0a, 0x0b, 0x09,
	 0x05, 0x06, 0x08, 0x09, 0x0a, 0x0c, 0x0c, 0x0a,
	 0x07, 0x09, 0x0a, 0x0a, 0x0b, 0x0a, 0x0a, 0x0a},
	{				/* Q-table C-components */
	 0x02, 0x02, 0x02, 0x05, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x02, 0x02, 0x03, 0x07, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x02, 0x03, 0x06, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x05, 0x07, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
	 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a}
};

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static const __u8 qtable_pocketdv[2][64] = {
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	{		/* Q-table Y-components start registers 0x8800 */
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	 0x06, 0x04, 0x04, 0x06, 0x0a, 0x10, 0x14, 0x18,
	 0x05, 0x05, 0x06, 0x08, 0x0a, 0x17, 0x18, 0x16,
	 0x06, 0x05, 0x06, 0x0a, 0x10, 0x17, 0x1c, 0x16,
	 0x06, 0x07, 0x09, 0x0c, 0x14, 0x23, 0x20, 0x19,
	 0x07, 0x09, 0x0f, 0x16, 0x1b, 0x2c, 0x29, 0x1f,
	 0x0a, 0x0e, 0x16, 0x1a, 0x20, 0x2a, 0x2d, 0x25,
	 0x14, 0x1a, 0x1f, 0x23, 0x29, 0x30, 0x30, 0x28,
	 0x1d, 0x25, 0x26, 0x27, 0x2d, 0x28, 0x29, 0x28,
	 },
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	{		/* Q-table C-components start registers 0x8840 */
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	 0x07, 0x07, 0x0a, 0x13, 0x28, 0x28, 0x28, 0x28,
	 0x07, 0x08, 0x0a, 0x1a, 0x28, 0x28, 0x28, 0x28,
	 0x0a, 0x0a, 0x16, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x13, 0x1a, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28,
	 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28, 0x28}
};

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/* read 'len' bytes to gspca_dev->usb_buf */
static void reg_r(struct gspca_dev *gspca_dev,
		  __u16 index,
		  __u16 length)
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{
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	usb_control_msg(gspca_dev->dev,
			usb_rcvctrlpipe(gspca_dev->dev, 0),
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			0,
			USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
			0,		/* value */
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			index, gspca_dev->usb_buf, length, 500);
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}

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static int reg_w(struct gspca_dev *gspca_dev,
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		     __u16 req, __u16 index, __u16 value)
{
	int ret;

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	PDEBUG(D_USBO, "reg write: [0x%02x] = 0x%02x", index, value);
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	ret = usb_control_msg(gspca_dev->dev,
			usb_sndctrlpipe(gspca_dev->dev, 0),
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			req,
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			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
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			value, index, NULL, 0, 500);
	if (ret < 0)
		PDEBUG(D_ERR, "reg write: error %d", ret);
	return ret;
}

/* returns: negative is error, pos or zero is data */
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static int reg_r_12(struct gspca_dev *gspca_dev,
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			__u16 req,	/* bRequest */
			__u16 index,	/* wIndex */
			__u16 length)	/* wLength (1 or 2 only) */
{
	int ret;

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	gspca_dev->usb_buf[1] = 0;
	ret = usb_control_msg(gspca_dev->dev,
			usb_rcvctrlpipe(gspca_dev->dev, 0),
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			req,
			USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
			0,		/* value */
			index,
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			gspca_dev->usb_buf, length,
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			500);		/* timeout */
	if (ret < 0) {
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		PDEBUG(D_ERR, "reg_r_12 err %d", ret);
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		return -1;
	}
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	return (gspca_dev->usb_buf[1] << 8) + gspca_dev->usb_buf[0];
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}

/*
 * Simple function to wait for a given 8-bit value to be returned from
 * a reg_read call.
 * Returns: negative is error or timeout, zero is success.
 */
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static int reg_r_wait(struct gspca_dev *gspca_dev,
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			__u16 reg, __u16 index, __u16 value)
{
	int ret, cnt = 20;

	while (--cnt > 0) {
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		ret = reg_r_12(gspca_dev, reg, index, 1);
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		if (ret == value)
			return 0;
		msleep(50);
	}
	return -EIO;
}

static int write_vector(struct gspca_dev *gspca_dev,
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			const __u16 data[][3])
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{
	int ret, i = 0;

	while (data[i][0] != 0 || data[i][1] != 0 || data[i][2] != 0) {
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		ret = reg_w(gspca_dev, data[i][0], data[i][2], data[i][1]);
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		if (ret < 0)
			return ret;
		i++;
	}
	return 0;
}

static int spca50x_setup_qtable(struct gspca_dev *gspca_dev,
				unsigned int request,
				unsigned int ybase,
				unsigned int cbase,
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				const __u8 qtable[2][64])
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{
	int i, err;

	/* loop over y components */
	for (i = 0; i < 64; i++) {
470
		err = reg_w(gspca_dev, request, ybase + i, qtable[0][i]);
471 472 473 474 475 476
		if (err < 0)
			return err;
	}

	/* loop over c components */
	for (i = 0; i < 64; i++) {
477
		err = reg_w(gspca_dev, request, cbase + i, qtable[1][i]);
478 479 480 481 482 483 484 485
		if (err < 0)
			return err;
	}
	return 0;
}

static void spca500_ping310(struct gspca_dev *gspca_dev)
{
486
	reg_r(gspca_dev, 0x0d04, 2);
487
	PDEBUG(D_STREAM, "ClickSmart310 ping 0x0d04 0x%02x 0x%02x",
488
		gspca_dev->usb_buf[0], gspca_dev->usb_buf[1]);
489 490 491 492
}

static void spca500_clksmart310_init(struct gspca_dev *gspca_dev)
{
493
	reg_r(gspca_dev, 0x0d05, 2);
494
	PDEBUG(D_STREAM, "ClickSmart310 init 0x0d05 0x%02x 0x%02x",
495 496
		gspca_dev->usb_buf[0], gspca_dev->usb_buf[1]);
	reg_w(gspca_dev, 0x00, 0x8167, 0x5a);
497 498
	spca500_ping310(gspca_dev);

499 500 501 502 503 504 505 506 507 508
	reg_w(gspca_dev, 0x00, 0x8168, 0x22);
	reg_w(gspca_dev, 0x00, 0x816a, 0xc0);
	reg_w(gspca_dev, 0x00, 0x816b, 0x0b);
	reg_w(gspca_dev, 0x00, 0x8169, 0x25);
	reg_w(gspca_dev, 0x00, 0x8157, 0x5b);
	reg_w(gspca_dev, 0x00, 0x8158, 0x5b);
	reg_w(gspca_dev, 0x00, 0x813f, 0x03);
	reg_w(gspca_dev, 0x00, 0x8151, 0x4a);
	reg_w(gspca_dev, 0x00, 0x8153, 0x78);
	reg_w(gspca_dev, 0x00, 0x0d01, 0x04);
509
						/* 00 for adjust shutter */
510 511 512
	reg_w(gspca_dev, 0x00, 0x0d02, 0x01);
	reg_w(gspca_dev, 0x00, 0x8169, 0x25);
	reg_w(gspca_dev, 0x00, 0x0d01, 0x02);
513 514 515 516 517 518 519 520
}

static void spca500_setmode(struct gspca_dev *gspca_dev,
			__u8 xmult, __u8 ymult)
{
	int mode;

	/* set x multiplier */
521
	reg_w(gspca_dev, 0, 0x8001, xmult);
522 523

	/* set y multiplier */
524
	reg_w(gspca_dev, 0, 0x8002, ymult);
525 526

	/* use compressed mode, VGA, with mode specific subsample */
527
	mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv;
528
	reg_w(gspca_dev, 0, 0x8003, mode << 4);
529 530 531 532 533 534 535
}

static int spca500_full_reset(struct gspca_dev *gspca_dev)
{
	int err;

	/* send the reset command */
536
	err = reg_w(gspca_dev, 0xe0, 0x0001, 0x0000);
537 538 539 540
	if (err < 0)
		return err;

	/* wait for the reset to complete */
541
	err = reg_r_wait(gspca_dev, 0x06, 0x0000, 0x0000);
542 543
	if (err < 0)
		return err;
544
	err = reg_w(gspca_dev, 0xe0, 0x0000, 0x0000);
545 546
	if (err < 0)
		return err;
547
	err = reg_r_wait(gspca_dev, 0x06, 0, 0);
548
	if (err < 0) {
549
		PDEBUG(D_ERR, "reg_r_wait() failed");
550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569
		return err;
	}
	/* all ok */
	return 0;
}

/* Synchro the Bridge with sensor */
/* Maybe that will work on all spca500 chip */
/* because i only own a clicksmart310 try for that chip */
/* using spca50x_set_packet_size() cause an Ooops here */
/* usb_set_interface from kernel 2.6.x clear all the urb stuff */
/* up-port the same feature as in 2.4.x kernel */
static int spca500_synch310(struct gspca_dev *gspca_dev)
{
	if (usb_set_interface(gspca_dev->dev, gspca_dev->iface, 0) < 0) {
		PDEBUG(D_ERR, "Set packet size: set interface error");
		goto error;
	}
	spca500_ping310(gspca_dev);

570
	reg_r(gspca_dev, 0x0d00, 1);
571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593

	/* need alt setting here */
	PDEBUG(D_PACK, "ClickSmart310 sync alt: %d", gspca_dev->alt);

	/* Windoze use pipe with altsetting 6 why 7 here */
	if (usb_set_interface(gspca_dev->dev,
				gspca_dev->iface,
				gspca_dev->alt) < 0) {
		PDEBUG(D_ERR, "Set packet size: set interface error");
		goto error;
	}
	return 0;
error:
	return -EBUSY;
}

static void spca500_reinit(struct gspca_dev *gspca_dev)
{
	int err;
	__u8 Data;

	/* some unknow command from Aiptek pocket dv and family300 */

594 595 596
	reg_w(gspca_dev, 0x00, 0x0d01, 0x01);
	reg_w(gspca_dev, 0x00, 0x0d03, 0x00);
	reg_w(gspca_dev, 0x00, 0x0d02, 0x01);
597 598

	/* enable drop packet */
599
	reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
600 601 602 603 604 605 606

	err = spca50x_setup_qtable(gspca_dev, 0x00, 0x8800, 0x8840,
				 qtable_pocketdv);
	if (err < 0)
		PDEBUG(D_ERR|D_STREAM, "spca50x_setup_qtable failed on init");

	/* set qtable index */
607
	reg_w(gspca_dev, 0x00, 0x8880, 2);
608
	/* family cam Quicksmart stuff */
609
	reg_w(gspca_dev, 0x00, 0x800a, 0x00);
610
	/* Set agc transfer: synced inbetween frames */
611
	reg_w(gspca_dev, 0x00, 0x820f, 0x01);
612
	/* Init SDRAM - needed for SDRAM access */
613
	reg_w(gspca_dev, 0x00, 0x870a, 0x04);
614
	/*Start init sequence or stream */
615
	reg_w(gspca_dev, 0, 0x8003, 0x00);
616
	/* switch to video camera mode */
617
	reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
618
	msleep(2000);
619 620 621 622 623
	if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0) {
		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
	}
624 625 626 627 628 629 630 631
}

/* 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;
632

633
	cam = &gspca_dev->cam;
634
	sd->subtype = id->driver_info;
635 636
	if (sd->subtype != LogitechClickSmart310) {
		cam->cam_mode = vga_mode;
637
		cam->nmodes = ARRAY_SIZE(vga_mode);
638 639
	} else {
		cam->cam_mode = sif_mode;
640
		cam->nmodes = ARRAY_SIZE(sif_mode);
641
	}
642 643 644
	sd->brightness = BRIGHTNESS_DEF;
	sd->contrast = CONTRAST_DEF;
	sd->colors = COLOR_DEF;
645
	sd->quality = QUALITY_DEF;
646 647 648
	return 0;
}

649 650
/* this function is called at probe and resume time */
static int sd_init(struct gspca_dev *gspca_dev)
651 652 653 654 655 656 657 658 659 660 661 662 663
{
	struct sd *sd = (struct sd *) gspca_dev;

	/* initialisation of spca500 based cameras is deferred */
	PDEBUG(D_STREAM, "SPCA500 init");
	if (sd->subtype == LogitechClickSmart310)
		spca500_clksmart310_init(gspca_dev);
/*	else
		spca500_initialise(gspca_dev); */
	PDEBUG(D_STREAM, "SPCA500 init done");
	return 0;
}

664
static int sd_start(struct gspca_dev *gspca_dev)
665 666 667 668 669 670
{
	struct sd *sd = (struct sd *) gspca_dev;
	int err;
	__u8 Data;
	__u8 xmult, ymult;

671 672 673 674 675 676
	/* create the JPEG header */
	sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
	jpeg_define(sd->jpeg_hdr, gspca_dev->height, gspca_dev->width,
			0x22);		/* JPEG 411 */
	jpeg_set_qual(sd->jpeg_hdr, sd->quality);

677 678 679 680 681 682 683 684 685
	if (sd->subtype == LogitechClickSmart310) {
		xmult = 0x16;
		ymult = 0x12;
	} else {
		xmult = 0x28;
		ymult = 0x1e;
	}

	/* is there a sensor here ? */
686 687 688 689
	reg_r(gspca_dev, 0x8a04, 1);
	PDEBUG(D_STREAM, "Spca500 Sensor Address 0x%02x",
		gspca_dev->usb_buf[0]);
	PDEBUG(D_STREAM, "Spca500 curr_mode: %d Xmult: 0x%02x, Ymult: 0x%02x",
690 691 692 693 694 695 696 697
		gspca_dev->curr_mode, xmult, ymult);

	/* setup qtable */
	switch (sd->subtype) {
	case LogitechClickSmart310:
		 spca500_setmode(gspca_dev, xmult, ymult);

		/* enable drop packet */
698 699
		reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
		reg_w(gspca_dev, 0x00, 0x8880, 3);
700 701 702 703 704 705
		err = spca50x_setup_qtable(gspca_dev,
					   0x00, 0x8800, 0x8840,
					   qtable_creative_pccam);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");
		/* Init SDRAM - needed for SDRAM access */
706
		reg_w(gspca_dev, 0x00, 0x870a, 0x04);
707 708

		/* switch to video camera mode */
709
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
710
		msleep(500);
711
		if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0)
712
			PDEBUG(D_ERR, "reg_r_wait() failed");
713

714 715 716
		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
717 718 719 720 721 722

		spca500_synch310(gspca_dev);

		write_vector(gspca_dev, spca500_visual_defaults);
		spca500_setmode(gspca_dev, xmult, ymult);
		/* enable drop packet */
723 724
		err = reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
		if (err < 0)
725
			PDEBUG(D_ERR, "failed to enable drop packet");
726
		reg_w(gspca_dev, 0x00, 0x8880, 3);
727 728 729 730 731 732 733
		err = spca50x_setup_qtable(gspca_dev,
					   0x00, 0x8800, 0x8840,
					   qtable_creative_pccam);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");

		/* Init SDRAM - needed for SDRAM access */
734
		reg_w(gspca_dev, 0x00, 0x870a, 0x04);
735 736

		/* switch to video camera mode */
737
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
738

739
		if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0)
740
			PDEBUG(D_ERR, "reg_r_wait() failed");
741

742 743 744
		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
745 746 747 748 749 750 751
		break;
	case CreativePCCam300:		/* Creative PC-CAM 300 640x480 CCD */
	case IntelPocketPCCamera:	/* FIXME: Temporary fix for
					 *	Intel Pocket PC Camera
					 *	- NWG (Sat 29th March 2003) */

		/* do a full reset */
752 753
		err = spca500_full_reset(gspca_dev);
		if (err < 0)
754 755 756
			PDEBUG(D_ERR, "spca500_full_reset failed");

		/* enable drop packet */
757
		err = reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
758 759
		if (err < 0)
			PDEBUG(D_ERR, "failed to enable drop packet");
760
		reg_w(gspca_dev, 0x00, 0x8880, 3);
761 762 763 764 765 766 767
		err = spca50x_setup_qtable(gspca_dev,
					   0x00, 0x8800, 0x8840,
					   qtable_creative_pccam);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");

		spca500_setmode(gspca_dev, xmult, ymult);
768
		reg_w(gspca_dev, 0x20, 0x0001, 0x0004);
769 770

		/* switch to video camera mode */
771
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
772

773
		if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0)
774
			PDEBUG(D_ERR, "reg_r_wait() failed");
775

776 777 778
		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
779

780
/*		write_vector(gspca_dev, spca500_visual_defaults); */
781 782 783 784 785 786 787 788
		break;
	case KodakEZ200:		/* Kodak EZ200 */

		/* do a full reset */
		err = spca500_full_reset(gspca_dev);
		if (err < 0)
			PDEBUG(D_ERR, "spca500_full_reset failed");
		/* enable drop packet */
789 790
		reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
		reg_w(gspca_dev, 0x00, 0x8880, 0);
791 792 793 794 795 796 797
		err = spca50x_setup_qtable(gspca_dev,
					   0x00, 0x8800, 0x8840,
					   qtable_kodak_ez200);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");
		spca500_setmode(gspca_dev, xmult, ymult);

798
		reg_w(gspca_dev, 0x20, 0x0001, 0x0004);
799 800

		/* switch to video camera mode */
801
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
802

803
		if (reg_r_wait(gspca_dev, 0, 0x8000, 0x44) != 0)
804
			PDEBUG(D_ERR, "reg_r_wait() failed");
805

806 807 808
		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
809

810
/*		write_vector(gspca_dev, spca500_visual_defaults); */
811 812 813 814 815 816 817 818 819 820 821 822
		break;

	case BenqDC1016:
	case DLinkDSC350:		/* FamilyCam 300 */
	case AiptekPocketDV:		/* Aiptek PocketDV */
	case Gsmartmini:		/*Mustek Gsmart Mini */
	case MustekGsmart300:		/* Mustek Gsmart 300 */
	case PalmPixDC85:
	case Optimedia:
	case ToptroIndus:
	case AgfaCl20:
		spca500_reinit(gspca_dev);
823
		reg_w(gspca_dev, 0x00, 0x0d01, 0x01);
824
		/* enable drop packet */
825
		reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
826 827 828 829 830

		err = spca50x_setup_qtable(gspca_dev,
				   0x00, 0x8800, 0x8840, qtable_pocketdv);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");
831
		reg_w(gspca_dev, 0x00, 0x8880, 2);
832 833

		/* familycam Quicksmart pocketDV stuff */
834
		reg_w(gspca_dev, 0x00, 0x800a, 0x00);
835
		/* Set agc transfer: synced inbetween frames */
836
		reg_w(gspca_dev, 0x00, 0x820f, 0x01);
837
		/* Init SDRAM - needed for SDRAM access */
838
		reg_w(gspca_dev, 0x00, 0x870a, 0x04);
839

840
		spca500_setmode(gspca_dev, xmult, ymult);
841
		/* switch to video camera mode */
842
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
843

844
		reg_r_wait(gspca_dev, 0, 0x8000, 0x44);
845

846 847 848
		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
849 850 851
		break;
	case LogitechTraveler:
	case LogitechClickSmart510:
852
		reg_w(gspca_dev, 0x02, 0x00, 0x00);
853
		/* enable drop packet */
854
		reg_w(gspca_dev, 0x00, 0x850a, 0x0001);
855 856 857 858 859 860

		err = spca50x_setup_qtable(gspca_dev,
					0x00, 0x8800,
					0x8840, qtable_creative_pccam);
		if (err < 0)
			PDEBUG(D_ERR, "spca50x_setup_qtable failed");
861 862
		reg_w(gspca_dev, 0x00, 0x8880, 3);
		reg_w(gspca_dev, 0x00, 0x800a, 0x00);
863
		/* Init SDRAM - needed for SDRAM access */
864
		reg_w(gspca_dev, 0x00, 0x870a, 0x04);
865 866 867 868

		spca500_setmode(gspca_dev, xmult, ymult);

		/* switch to video camera mode */
869 870
		reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
		reg_r_wait(gspca_dev, 0, 0x8000, 0x44);
871

872 873 874
		reg_r(gspca_dev, 0x816b, 1);
		Data = gspca_dev->usb_buf[0];
		reg_w(gspca_dev, 0x00, 0x816b, Data);
875 876 877
		write_vector(gspca_dev, Clicksmart510_defaults);
		break;
	}
878
	return 0;
879 880 881 882
}

static void sd_stopN(struct gspca_dev *gspca_dev)
{
883
	reg_w(gspca_dev, 0, 0x8003, 0x00);
884 885

	/* switch to video camera mode */
886 887 888 889
	reg_w(gspca_dev, 0x00, 0x8000, 0x0004);
	reg_r(gspca_dev, 0x8000, 1);
	PDEBUG(D_STREAM, "stop SPCA500 done reg8000: 0x%2x",
		gspca_dev->usb_buf[0]);
890 891
}

892 893 894 895 896 897 898
static void sd_stop0(struct gspca_dev *gspca_dev)
{
	struct sd *sd = (struct sd *) gspca_dev;

	kfree(sd->jpeg_hdr);
}

899 900
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
			struct gspca_frame *frame,	/* target */
901
			__u8 *data,			/* isoc packet */
902 903 904 905
			int len)			/* iso packet length */
{
	struct sd *sd = (struct sd *) gspca_dev;
	int i;
906
	static __u8 ffd9[] = {0xff, 0xd9};
907 908 909 910 911 912 913 914 915 916 917

/* frames are jpeg 4.1.1 without 0xff escape */
	if (data[0] == 0xff) {
		if (data[1] != 0x01) {	/* drop packet */
/*			gspca_dev->last_packet_type = DISCARD_PACKET; */
			return;
		}
		frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
					ffd9, 2);

		/* put the JPEG header in the new frame */
918 919
		gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
			sd->jpeg_hdr, JPEG_HDR_SZ);
920 921 922 923 924 925 926 927 928

		data += SPCA500_OFFSET_DATA;
		len -= SPCA500_OFFSET_DATA;
	} else {
		data += 1;
		len -= 1;
	}

	/* add 0x00 after 0xff */
929 930 931 932 933 934 935 936 937 938 939 940 941
	i = 0;
	do {
		if (data[i] == 0xff) {
			gspca_frame_add(gspca_dev, INTER_PACKET, frame,
					data, i + 1);
			len -= i;
			data += i;
			*data = 0x00;
			i = 0;
		}
		i++;
	} while (i < len);
	gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
942 943 944 945 946 947
}

static void setbrightness(struct gspca_dev *gspca_dev)
{
	struct sd *sd = (struct sd *) gspca_dev;

948
	reg_w(gspca_dev, 0x00, 0x8167,
949 950 951 952 953 954 955
			(__u8) (sd->brightness - 128));
}

static void setcontrast(struct gspca_dev *gspca_dev)
{
	struct sd *sd = (struct sd *) gspca_dev;

956
	reg_w(gspca_dev, 0x00, 0x8168, sd->contrast);
957 958 959 960 961 962
}

static void setcolors(struct gspca_dev *gspca_dev)
{
	struct sd *sd = (struct sd *) gspca_dev;

963
	reg_w(gspca_dev, 0x00, 0x8169, sd->colors);
964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019
}

static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	sd->brightness = val;
	if (gspca_dev->streaming)
		setbrightness(gspca_dev);
	return 0;
}

static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	*val = sd->brightness;
	return 0;
}

static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	sd->contrast = val;
	if (gspca_dev->streaming)
		setcontrast(gspca_dev);
	return 0;
}

static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	*val = sd->contrast;
	return 0;
}

static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	sd->colors = val;
	if (gspca_dev->streaming)
		setcolors(gspca_dev);
	return 0;
}

static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val)
{
	struct sd *sd = (struct sd *) gspca_dev;

	*val = sd->colors;
	return 0;
}

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static int sd_set_jcomp(struct gspca_dev *gspca_dev,
			struct v4l2_jpegcompression *jcomp)
{
	struct sd *sd = (struct sd *) gspca_dev;

	if (jcomp->quality < QUALITY_MIN)
		sd->quality = QUALITY_MIN;
	else if (jcomp->quality > QUALITY_MAX)
		sd->quality = QUALITY_MAX;
	else
		sd->quality = jcomp->quality;
	if (gspca_dev->streaming)
		jpeg_set_qual(sd->jpeg_hdr, sd->quality);
	return 0;
}

static int sd_get_jcomp(struct gspca_dev *gspca_dev,
			struct v4l2_jpegcompression *jcomp)
{
	struct sd *sd = (struct sd *) gspca_dev;

	memset(jcomp, 0, sizeof *jcomp);
	jcomp->quality = sd->quality;
	jcomp->jpeg_markers = V4L2_JPEG_MARKER_DHT
			| V4L2_JPEG_MARKER_DQT;
	return 0;
}

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/* sub-driver description */
static struct sd_desc sd_desc = {
	.name = MODULE_NAME,
	.ctrls = sd_ctrls,
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	.nctrls = ARRAY_SIZE(sd_ctrls),
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	.config = sd_config,
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	.init = sd_init,
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	.start = sd_start,
	.stopN = sd_stopN,
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	.stop0 = sd_stop0,
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	.pkt_scan = sd_pkt_scan,
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	.get_jcomp = sd_get_jcomp,
	.set_jcomp = sd_set_jcomp,
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};

/* -- module initialisation -- */
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static const __devinitdata struct usb_device_id device_table[] = {
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	{USB_DEVICE(0x040a, 0x0300), .driver_info = KodakEZ200},
	{USB_DEVICE(0x041e, 0x400a), .driver_info = CreativePCCam300},
	{USB_DEVICE(0x046d, 0x0890), .driver_info = LogitechTraveler},
	{USB_DEVICE(0x046d, 0x0900), .driver_info = LogitechClickSmart310},
	{USB_DEVICE(0x046d, 0x0901), .driver_info = LogitechClickSmart510},
	{USB_DEVICE(0x04a5, 0x300c), .driver_info = BenqDC1016},
	{USB_DEVICE(0x04fc, 0x7333), .driver_info = PalmPixDC85},
	{USB_DEVICE(0x055f, 0xc200), .driver_info = MustekGsmart300},
	{USB_DEVICE(0x055f, 0xc220), .driver_info = Gsmartmini},
	{USB_DEVICE(0x06bd, 0x0404), .driver_info = AgfaCl20},
	{USB_DEVICE(0x06be, 0x0800), .driver_info = Optimedia},
	{USB_DEVICE(0x084d, 0x0003), .driver_info = DLinkDSC350},
	{USB_DEVICE(0x08ca, 0x0103), .driver_info = AiptekPocketDV},
	{USB_DEVICE(0x2899, 0x012c), .driver_info = ToptroIndus},
	{USB_DEVICE(0x8086, 0x0630), .driver_info = IntelPocketPCCamera},
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	{}
};
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,
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#ifdef CONFIG_PM
	.suspend = gspca_suspend,
	.resume = gspca_resume,
#endif
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};

/* -- module insert / remove -- */
static int __init sd_mod_init(void)
{
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	int ret;
	ret = usb_register(&sd_driver);
	if (ret < 0)
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		return ret;
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	PDEBUG(D_PROBE, "registered");
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	return 0;
}
static void __exit sd_mod_exit(void)
{
	usb_deregister(&sd_driver);
	PDEBUG(D_PROBE, "deregistered");
}

module_init(sd_mod_init);
module_exit(sd_mod_exit);