602 lines
14 KiB
C
602 lines
14 KiB
C
/*
|
|
* Jeilinj subdriver
|
|
*
|
|
* Supports some Jeilin dual-mode cameras which use bulk transport and
|
|
* download raw JPEG data.
|
|
*
|
|
* Copyright (C) 2009 Theodore Kilgore
|
|
*
|
|
* Sportscam DV15 support and control settings are
|
|
* Copyright (C) 2011 Patrice Chotard
|
|
*
|
|
* 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 "jeilinj"
|
|
|
|
#include <linux/slab.h>
|
|
#include "gspca.h"
|
|
#include "jpeg.h"
|
|
|
|
MODULE_AUTHOR("Theodore Kilgore <kilgota@auburn.edu>");
|
|
MODULE_DESCRIPTION("GSPCA/JEILINJ USB Camera Driver");
|
|
MODULE_LICENSE("GPL");
|
|
|
|
/* Default timeouts, in ms */
|
|
#define JEILINJ_CMD_TIMEOUT 500
|
|
#define JEILINJ_CMD_DELAY 160
|
|
#define JEILINJ_DATA_TIMEOUT 1000
|
|
|
|
/* Maximum transfer size to use. */
|
|
#define JEILINJ_MAX_TRANSFER 0x200
|
|
#define FRAME_HEADER_LEN 0x10
|
|
#define FRAME_START 0xFFFFFFFF
|
|
|
|
enum {
|
|
SAKAR_57379,
|
|
SPORTSCAM_DV15,
|
|
};
|
|
|
|
#define CAMQUALITY_MIN 0 /* highest cam quality */
|
|
#define CAMQUALITY_MAX 97 /* lowest cam quality */
|
|
|
|
enum e_ctrl {
|
|
LIGHTFREQ,
|
|
AUTOGAIN,
|
|
RED,
|
|
GREEN,
|
|
BLUE,
|
|
NCTRLS /* number of controls */
|
|
};
|
|
|
|
/* Structure to hold all of our device specific stuff */
|
|
struct sd {
|
|
struct gspca_dev gspca_dev; /* !! must be the first item */
|
|
struct gspca_ctrl ctrls[NCTRLS];
|
|
int blocks_left;
|
|
const struct v4l2_pix_format *cap_mode;
|
|
/* Driver stuff */
|
|
u8 type;
|
|
u8 quality; /* image quality */
|
|
#define QUALITY_MIN 35
|
|
#define QUALITY_MAX 85
|
|
#define QUALITY_DEF 85
|
|
u8 jpeg_hdr[JPEG_HDR_SZ];
|
|
};
|
|
|
|
struct jlj_command {
|
|
unsigned char instruction[2];
|
|
unsigned char ack_wanted;
|
|
unsigned char delay;
|
|
};
|
|
|
|
/* AFAICT these cameras will only do 320x240. */
|
|
static struct v4l2_pix_format jlj_mode[] = {
|
|
{ 320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
|
|
.bytesperline = 320,
|
|
.sizeimage = 320 * 240,
|
|
.colorspace = V4L2_COLORSPACE_JPEG,
|
|
.priv = 0},
|
|
{ 640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
|
|
.bytesperline = 640,
|
|
.sizeimage = 640 * 480,
|
|
.colorspace = V4L2_COLORSPACE_JPEG,
|
|
.priv = 0}
|
|
};
|
|
|
|
/*
|
|
* cam uses endpoint 0x03 to send commands, 0x84 for read commands,
|
|
* and 0x82 for bulk transfer.
|
|
*/
|
|
|
|
/* All commands are two bytes only */
|
|
static void jlj_write2(struct gspca_dev *gspca_dev, unsigned char *command)
|
|
{
|
|
int retval;
|
|
|
|
if (gspca_dev->usb_err < 0)
|
|
return;
|
|
memcpy(gspca_dev->usb_buf, command, 2);
|
|
retval = usb_bulk_msg(gspca_dev->dev,
|
|
usb_sndbulkpipe(gspca_dev->dev, 3),
|
|
gspca_dev->usb_buf, 2, NULL, 500);
|
|
if (retval < 0) {
|
|
err("command write [%02x] error %d",
|
|
gspca_dev->usb_buf[0], retval);
|
|
gspca_dev->usb_err = retval;
|
|
}
|
|
}
|
|
|
|
/* Responses are one byte only */
|
|
static void jlj_read1(struct gspca_dev *gspca_dev, unsigned char response)
|
|
{
|
|
int retval;
|
|
|
|
if (gspca_dev->usb_err < 0)
|
|
return;
|
|
retval = usb_bulk_msg(gspca_dev->dev,
|
|
usb_rcvbulkpipe(gspca_dev->dev, 0x84),
|
|
gspca_dev->usb_buf, 1, NULL, 500);
|
|
response = gspca_dev->usb_buf[0];
|
|
if (retval < 0) {
|
|
err("read command [%02x] error %d",
|
|
gspca_dev->usb_buf[0], retval);
|
|
gspca_dev->usb_err = retval;
|
|
}
|
|
}
|
|
|
|
static void setfreq(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 freq_commands[][2] = {
|
|
{0x71, 0x80},
|
|
{0x70, 0x07}
|
|
};
|
|
|
|
freq_commands[0][1] |= (sd->ctrls[LIGHTFREQ].val >> 1);
|
|
|
|
jlj_write2(gspca_dev, freq_commands[0]);
|
|
jlj_write2(gspca_dev, freq_commands[1]);
|
|
}
|
|
|
|
static void setcamquality(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 quality_commands[][2] = {
|
|
{0x71, 0x1E},
|
|
{0x70, 0x06}
|
|
};
|
|
u8 camquality;
|
|
|
|
/* adapt camera quality from jpeg quality */
|
|
camquality = ((QUALITY_MAX - sd->quality) * CAMQUALITY_MAX)
|
|
/ (QUALITY_MAX - QUALITY_MIN);
|
|
quality_commands[0][1] += camquality;
|
|
|
|
jlj_write2(gspca_dev, quality_commands[0]);
|
|
jlj_write2(gspca_dev, quality_commands[1]);
|
|
}
|
|
|
|
static void setautogain(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 autogain_commands[][2] = {
|
|
{0x94, 0x02},
|
|
{0xcf, 0x00}
|
|
};
|
|
|
|
autogain_commands[1][1] = (sd->ctrls[AUTOGAIN].val << 4);
|
|
|
|
jlj_write2(gspca_dev, autogain_commands[0]);
|
|
jlj_write2(gspca_dev, autogain_commands[1]);
|
|
}
|
|
|
|
static void setred(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 setred_commands[][2] = {
|
|
{0x94, 0x02},
|
|
{0xe6, 0x00}
|
|
};
|
|
|
|
setred_commands[1][1] = sd->ctrls[RED].val;
|
|
|
|
jlj_write2(gspca_dev, setred_commands[0]);
|
|
jlj_write2(gspca_dev, setred_commands[1]);
|
|
}
|
|
|
|
static void setgreen(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 setgreen_commands[][2] = {
|
|
{0x94, 0x02},
|
|
{0xe7, 0x00}
|
|
};
|
|
|
|
setgreen_commands[1][1] = sd->ctrls[GREEN].val;
|
|
|
|
jlj_write2(gspca_dev, setgreen_commands[0]);
|
|
jlj_write2(gspca_dev, setgreen_commands[1]);
|
|
}
|
|
|
|
static void setblue(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 setblue_commands[][2] = {
|
|
{0x94, 0x02},
|
|
{0xe9, 0x00}
|
|
};
|
|
|
|
setblue_commands[1][1] = sd->ctrls[BLUE].val;
|
|
|
|
jlj_write2(gspca_dev, setblue_commands[0]);
|
|
jlj_write2(gspca_dev, setblue_commands[1]);
|
|
}
|
|
|
|
static const struct ctrl sd_ctrls[NCTRLS] = {
|
|
[LIGHTFREQ] = {
|
|
{
|
|
.id = V4L2_CID_POWER_LINE_FREQUENCY,
|
|
.type = V4L2_CTRL_TYPE_MENU,
|
|
.name = "Light frequency filter",
|
|
.minimum = V4L2_CID_POWER_LINE_FREQUENCY_DISABLED, /* 1 */
|
|
.maximum = V4L2_CID_POWER_LINE_FREQUENCY_60HZ, /* 2 */
|
|
.step = 1,
|
|
.default_value = V4L2_CID_POWER_LINE_FREQUENCY_60HZ,
|
|
},
|
|
.set_control = setfreq
|
|
},
|
|
[AUTOGAIN] = {
|
|
{
|
|
.id = V4L2_CID_AUTOGAIN,
|
|
.type = V4L2_CTRL_TYPE_INTEGER,
|
|
.name = "Automatic Gain (and Exposure)",
|
|
.minimum = 0,
|
|
.maximum = 3,
|
|
.step = 1,
|
|
#define AUTOGAIN_DEF 0
|
|
.default_value = AUTOGAIN_DEF,
|
|
},
|
|
.set_control = setautogain
|
|
},
|
|
[RED] = {
|
|
{
|
|
.id = V4L2_CID_RED_BALANCE,
|
|
.type = V4L2_CTRL_TYPE_INTEGER,
|
|
.name = "red balance",
|
|
.minimum = 0,
|
|
.maximum = 3,
|
|
.step = 1,
|
|
#define RED_BALANCE_DEF 2
|
|
.default_value = RED_BALANCE_DEF,
|
|
},
|
|
.set_control = setred
|
|
},
|
|
|
|
[GREEN] = {
|
|
{
|
|
.id = V4L2_CID_GAIN,
|
|
.type = V4L2_CTRL_TYPE_INTEGER,
|
|
.name = "green balance",
|
|
.minimum = 0,
|
|
.maximum = 3,
|
|
.step = 1,
|
|
#define GREEN_BALANCE_DEF 2
|
|
.default_value = GREEN_BALANCE_DEF,
|
|
},
|
|
.set_control = setgreen
|
|
},
|
|
[BLUE] = {
|
|
{
|
|
.id = V4L2_CID_BLUE_BALANCE,
|
|
.type = V4L2_CTRL_TYPE_INTEGER,
|
|
.name = "blue balance",
|
|
.minimum = 0,
|
|
.maximum = 3,
|
|
.step = 1,
|
|
#define BLUE_BALANCE_DEF 2
|
|
.default_value = BLUE_BALANCE_DEF,
|
|
},
|
|
.set_control = setblue
|
|
},
|
|
};
|
|
|
|
static int jlj_start(struct gspca_dev *gspca_dev)
|
|
{
|
|
int i;
|
|
int start_commands_size;
|
|
u8 response = 0xff;
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
struct jlj_command start_commands[] = {
|
|
{{0x71, 0x81}, 0, 0},
|
|
{{0x70, 0x05}, 0, JEILINJ_CMD_DELAY},
|
|
{{0x95, 0x70}, 1, 0},
|
|
{{0x71, 0x81 - gspca_dev->curr_mode}, 0, 0},
|
|
{{0x70, 0x04}, 0, JEILINJ_CMD_DELAY},
|
|
{{0x95, 0x70}, 1, 0},
|
|
{{0x71, 0x00}, 0, 0}, /* start streaming ??*/
|
|
{{0x70, 0x08}, 0, JEILINJ_CMD_DELAY},
|
|
{{0x95, 0x70}, 1, 0},
|
|
#define SPORTSCAM_DV15_CMD_SIZE 9
|
|
{{0x94, 0x02}, 0, 0},
|
|
{{0xde, 0x24}, 0, 0},
|
|
{{0x94, 0x02}, 0, 0},
|
|
{{0xdd, 0xf0}, 0, 0},
|
|
{{0x94, 0x02}, 0, 0},
|
|
{{0xe3, 0x2c}, 0, 0},
|
|
{{0x94, 0x02}, 0, 0},
|
|
{{0xe4, 0x00}, 0, 0},
|
|
{{0x94, 0x02}, 0, 0},
|
|
{{0xe5, 0x00}, 0, 0},
|
|
{{0x94, 0x02}, 0, 0},
|
|
{{0xe6, 0x2c}, 0, 0},
|
|
{{0x94, 0x03}, 0, 0},
|
|
{{0xaa, 0x00}, 0, 0}
|
|
};
|
|
|
|
sd->blocks_left = 0;
|
|
/* Under Windows, USB spy shows that only the 9 first start
|
|
* commands are used for SPORTSCAM_DV15 webcam
|
|
*/
|
|
if (sd->type == SPORTSCAM_DV15)
|
|
start_commands_size = SPORTSCAM_DV15_CMD_SIZE;
|
|
else
|
|
start_commands_size = ARRAY_SIZE(start_commands);
|
|
|
|
for (i = 0; i < start_commands_size; i++) {
|
|
jlj_write2(gspca_dev, start_commands[i].instruction);
|
|
if (start_commands[i].delay)
|
|
msleep(start_commands[i].delay);
|
|
if (start_commands[i].ack_wanted)
|
|
jlj_read1(gspca_dev, response);
|
|
}
|
|
setcamquality(gspca_dev);
|
|
msleep(2);
|
|
setfreq(gspca_dev);
|
|
if (gspca_dev->usb_err < 0)
|
|
PDEBUG(D_ERR, "Start streaming command failed");
|
|
return gspca_dev->usb_err;
|
|
}
|
|
|
|
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
|
|
u8 *data, int len)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
int packet_type;
|
|
u32 header_marker;
|
|
|
|
PDEBUG(D_STREAM, "Got %d bytes out of %d for Block 0",
|
|
len, JEILINJ_MAX_TRANSFER);
|
|
if (len != JEILINJ_MAX_TRANSFER) {
|
|
PDEBUG(D_PACK, "bad length");
|
|
goto discard;
|
|
}
|
|
/* check if it's start of frame */
|
|
header_marker = ((u32 *)data)[0];
|
|
if (header_marker == FRAME_START) {
|
|
sd->blocks_left = data[0x0a] - 1;
|
|
PDEBUG(D_STREAM, "blocks_left = 0x%x", sd->blocks_left);
|
|
/* Start a new frame, and add the JPEG header, first thing */
|
|
gspca_frame_add(gspca_dev, FIRST_PACKET,
|
|
sd->jpeg_hdr, JPEG_HDR_SZ);
|
|
/* Toss line 0 of data block 0, keep the rest. */
|
|
gspca_frame_add(gspca_dev, INTER_PACKET,
|
|
data + FRAME_HEADER_LEN,
|
|
JEILINJ_MAX_TRANSFER - FRAME_HEADER_LEN);
|
|
} else if (sd->blocks_left > 0) {
|
|
PDEBUG(D_STREAM, "%d blocks remaining for frame",
|
|
sd->blocks_left);
|
|
sd->blocks_left -= 1;
|
|
if (sd->blocks_left == 0)
|
|
packet_type = LAST_PACKET;
|
|
else
|
|
packet_type = INTER_PACKET;
|
|
gspca_frame_add(gspca_dev, packet_type,
|
|
data, JEILINJ_MAX_TRANSFER);
|
|
} else
|
|
goto discard;
|
|
return;
|
|
discard:
|
|
/* Discard data until a new frame starts. */
|
|
gspca_dev->last_packet_type = DISCARD_PACKET;
|
|
}
|
|
|
|
/* This function is called at probe time just before sd_init */
|
|
static int sd_config(struct gspca_dev *gspca_dev,
|
|
const struct usb_device_id *id)
|
|
{
|
|
struct cam *cam = &gspca_dev->cam;
|
|
struct sd *dev = (struct sd *) gspca_dev;
|
|
|
|
dev->type = id->driver_info;
|
|
gspca_dev->cam.ctrls = dev->ctrls;
|
|
dev->quality = QUALITY_DEF;
|
|
dev->ctrls[LIGHTFREQ].def = V4L2_CID_POWER_LINE_FREQUENCY_60HZ;
|
|
dev->ctrls[RED].def = RED_BALANCE_DEF;
|
|
dev->ctrls[GREEN].def = GREEN_BALANCE_DEF;
|
|
dev->ctrls[BLUE].def = BLUE_BALANCE_DEF;
|
|
PDEBUG(D_PROBE,
|
|
"JEILINJ camera detected"
|
|
" (vid/pid 0x%04X:0x%04X)", id->idVendor, id->idProduct);
|
|
cam->cam_mode = jlj_mode;
|
|
cam->nmodes = ARRAY_SIZE(jlj_mode);
|
|
cam->bulk = 1;
|
|
cam->bulk_nurbs = 1;
|
|
cam->bulk_size = JEILINJ_MAX_TRANSFER;
|
|
return 0;
|
|
}
|
|
|
|
static void sd_stopN(struct gspca_dev *gspca_dev)
|
|
{
|
|
int i;
|
|
u8 *buf;
|
|
u8 stop_commands[][2] = {
|
|
{0x71, 0x00},
|
|
{0x70, 0x09},
|
|
{0x71, 0x80},
|
|
{0x70, 0x05}
|
|
};
|
|
|
|
for (;;) {
|
|
/* get the image remaining blocks */
|
|
usb_bulk_msg(gspca_dev->dev,
|
|
gspca_dev->urb[0]->pipe,
|
|
gspca_dev->urb[0]->transfer_buffer,
|
|
JEILINJ_MAX_TRANSFER, NULL,
|
|
JEILINJ_DATA_TIMEOUT);
|
|
|
|
/* search for 0xff 0xd9 (EOF for JPEG) */
|
|
i = 0;
|
|
buf = gspca_dev->urb[0]->transfer_buffer;
|
|
while ((i < (JEILINJ_MAX_TRANSFER - 1)) &&
|
|
((buf[i] != 0xff) || (buf[i+1] != 0xd9)))
|
|
i++;
|
|
|
|
if (i != (JEILINJ_MAX_TRANSFER - 1))
|
|
/* last remaining block found */
|
|
break;
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_SIZE(stop_commands); i++)
|
|
jlj_write2(gspca_dev, stop_commands[i]);
|
|
}
|
|
|
|
/* this function is called at probe and resume time */
|
|
static int sd_init(struct gspca_dev *gspca_dev)
|
|
{
|
|
return gspca_dev->usb_err;
|
|
}
|
|
|
|
/* Set up for getting frames. */
|
|
static int sd_start(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *dev = (struct sd *) gspca_dev;
|
|
|
|
/* create the JPEG header */
|
|
jpeg_define(dev->jpeg_hdr, gspca_dev->height, gspca_dev->width,
|
|
0x21); /* JPEG 422 */
|
|
jpeg_set_qual(dev->jpeg_hdr, dev->quality);
|
|
PDEBUG(D_STREAM, "Start streaming at %dx%d",
|
|
gspca_dev->height, gspca_dev->width);
|
|
jlj_start(gspca_dev);
|
|
return gspca_dev->usb_err;
|
|
}
|
|
|
|
/* Table of supported USB devices */
|
|
static const struct usb_device_id device_table[] = {
|
|
{USB_DEVICE(0x0979, 0x0280), .driver_info = SAKAR_57379},
|
|
{USB_DEVICE(0x0979, 0x0270), .driver_info = SPORTSCAM_DV15},
|
|
{}
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE(usb, device_table);
|
|
|
|
static int sd_querymenu(struct gspca_dev *gspca_dev,
|
|
struct v4l2_querymenu *menu)
|
|
{
|
|
switch (menu->id) {
|
|
case V4L2_CID_POWER_LINE_FREQUENCY:
|
|
switch (menu->index) {
|
|
case 0: /* V4L2_CID_POWER_LINE_FREQUENCY_DISABLED */
|
|
strcpy((char *) menu->name, "disable");
|
|
return 0;
|
|
case 1: /* V4L2_CID_POWER_LINE_FREQUENCY_50HZ */
|
|
strcpy((char *) menu->name, "50 Hz");
|
|
return 0;
|
|
case 2: /* V4L2_CID_POWER_LINE_FREQUENCY_60HZ */
|
|
strcpy((char *) menu->name, "60 Hz");
|
|
return 0;
|
|
}
|
|
break;
|
|
}
|
|
return -EINVAL;
|
|
}
|
|
|
|
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);
|
|
setcamquality(gspca_dev);
|
|
}
|
|
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;
|
|
}
|
|
|
|
|
|
/* sub-driver description */
|
|
static const struct sd_desc sd_desc_sakar_57379 = {
|
|
.name = MODULE_NAME,
|
|
.config = sd_config,
|
|
.init = sd_init,
|
|
.start = sd_start,
|
|
.stopN = sd_stopN,
|
|
.pkt_scan = sd_pkt_scan,
|
|
};
|
|
|
|
/* sub-driver description */
|
|
static const struct sd_desc sd_desc_sportscam_dv15 = {
|
|
.name = MODULE_NAME,
|
|
.config = sd_config,
|
|
.init = sd_init,
|
|
.start = sd_start,
|
|
.stopN = sd_stopN,
|
|
.pkt_scan = sd_pkt_scan,
|
|
.ctrls = sd_ctrls,
|
|
.nctrls = ARRAY_SIZE(sd_ctrls),
|
|
.querymenu = sd_querymenu,
|
|
.get_jcomp = sd_get_jcomp,
|
|
.set_jcomp = sd_set_jcomp,
|
|
};
|
|
|
|
static const struct sd_desc *sd_desc[2] = {
|
|
&sd_desc_sakar_57379,
|
|
&sd_desc_sportscam_dv15
|
|
};
|
|
|
|
/* -- device connect -- */
|
|
static int sd_probe(struct usb_interface *intf,
|
|
const struct usb_device_id *id)
|
|
{
|
|
return gspca_dev_probe(intf, id,
|
|
sd_desc[id->driver_info],
|
|
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 insert / remove -- */
|
|
static int __init sd_mod_init(void)
|
|
{
|
|
return usb_register(&sd_driver);
|
|
}
|
|
|
|
static void __exit sd_mod_exit(void)
|
|
{
|
|
usb_deregister(&sd_driver);
|
|
}
|
|
|
|
module_init(sd_mod_init);
|
|
module_exit(sd_mod_exit);
|