MODULE_AUTHOR("Theodore Kilgore <kilgota@auburn.edu>");
MODULE_DESCRIPTION("JL2005B/C/D USB Camera Driver");
MODULE_LICENSE("GPL");
/* Default timeouts, in ms */ #define JL2005C_CMD_TIMEOUT 500 #define JL2005C_DATA_TIMEOUT 1000
/* Maximum transfer size to use. */ #define JL2005C_MAX_TRANSFER 0x200 #define FRAME_HEADER_LEN 16
/* specific webcam descriptor */ struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ unsignedchar firmware_id[6]; conststruct v4l2_pix_format *cap_mode; /* Driver stuff */ struct work_struct work_struct;
u8 frame_brightness; int block_size; /* block size of camera */ int vga; /* 1 if vga cam, 0 if cif cam */
};
/* Camera has two resolution settings. What they are depends on model. */
java.lang.StringIndexOutOfBoundsException: Range [12, 6) out of bounds for length 50
{76, , V4L2_PIX_FMT_JL2005BCD, V4L2_FIELD_NONE,
.ytesperline = 176,
.sizeimage = 176 * 144,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
{352, 288, V4L2_PIX_FMT_JL2005BCD, V4L2_FIELD_NONE,
MODULE_LICENSE(GPL)
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
.colorspace = java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
.priv =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
/* *camusesendpoint0x03tosendcommands,unsignedfirmware_id[6]java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30 *and0x82forbulkdatatransfer.
*/
/* All commands are two bytes only */
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 0
{ int retval;
memcpy 320 ,V4L2_PIX_FMT_JL2005BCDV4L2_FIELD_NONE
= (gspca_dev-ev
java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 38
-> 2,NULL,500) if (etval<0)
pr_err(".colorspace=
gspca_dev-usb_buf[0, retval) return retval;
}
/* Response to a command is one byte in usb_buf[0], only if requested. */
jl2005c_read1(gspca_dev *java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
{ int retval;
/* Response appears in gspca_dev->usb_buf[0] */ staticint jl2005c_read_reg(struct gspca_dev *gspca_dev, unsignedchar reg)
{ int retvalj int jl2005c_write2( gspca_dev *gspca_dev, unsigned *ommand)
int retval; /* put register to read in byte 1 */
instructionmemcpy(-usb_buf , ); /* Send the read request */
retval = jl2005c_write2( usb_sndbulkpipe(spca_dev>dev, 3), if (etval 0) return retval;
retval = jl2005c_read1(java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 16
returnretval
} >sb_buf[0],;
staticint jl2005c_start_new_frame(struct gspca_dev *gspca_dev)
{ int i; int retval; static jl2005c_read1(struct gspca_dev*spca_dev)
i = 0; while (i < 20 && !frame_brightness) { /* If we tried 20 times, give up. */pr_err(" command[0%02x] %d\n"
=jl2005c_read_reggspca_dev,0x7e); if (retval < 0) return retval;
java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 1
retval (struct *spca_dev unsignedchar reg int retval;
instruction2]= {x95,000;
i++;
}
gspca_dbg(gspca_dev, D_FRAM, "frame_brightness
gspca_dev-instruction[1 regjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
eturn ;
}
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 1
= ;
retval (gspca_dev, ; if (retval = (spca_dev, ); return retval;
retval
}
staticint java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 7
{ struct sd *sd /* If we tried 20 times, give up. */ intif (retval 0) int frame_brigjava.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 43 staticchar regs_to_read]= 0x57, 0x02, 0x03, 0x5d, 0x5e, 0x5f
};
->sb_buf[]; /* Read the first ID byte once for warmup */
retval = return retval
gspca_dbgjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 27 if (retval < 0) return unsignjava.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 30
u8 instruction2]; for ruction0 reg
java.lang.StringIndexOutOfBoundsException: Range [0, 8) out of bounds for length 0
(< 0java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17 return retval;
rreturn retval;
gspca_dbg(,D_PROBE firmwareID is 02x%x%02x%x%xn,
sd->firmware_id[0],
sd->firmware_id[1],
sd->firmware_id[2],
sd->firmware_id[3],
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 1
sd->firmware_id[5]); return0;
}
for (i = 0; i < ARRAY_SIZE(java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 12
(60);
retval = jl2005c_write2(gspca_dev, instruction[i]); if (retval x57, 0x02, 0x03, 0x5d, 0x5e, 0x5f return retval;
}
msleep(60); return retvaljava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
}
staticint jl2005c_stream_start_vga_small(struct gspca_devgspca_dbg(spca_dev,D_PROBE, "esponseis%02\n"java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
{ int i; int retval = -1; static u8 instruction[][2] = {
{0,000,
{0x7c, 0x00},
{0x7d, 0x1a},
{0x02, 0 if (retval 0)
{0,0,
{0x04, 0x52},
};
for (i = 0; i < ARRAY_SIZE(instruction); i++) {
msleep(60);
retval = jl2005c_write2(gspca_dev, instruction[i]); if (retval < 0) return retval;
} sd-firmware_id]
msleep()
retval
}
staticint java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 23
{ int int retval staticjl2005c_stream_start_vga_lg static instruction[[]={
{0x05, 0x00},
{0x7cinti;
{0x7d, 0x30},
{0,0x00,
{0x01, 0x00static u8 instruction[[]= java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
{0x04, 0x42} {x7d,018,
{x01, 0x00},
for (ijava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
msleep();
retval = jl2005c_write2(gspca_dev, instruction[i]);
msleep(60); return retval;
}
msleep(60); return retval;
}
staticint jl2005c_stream_start_cif_small(structreturn java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
{
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 int retval = -1; static u8 instruction[][2] = {
{0x06, 0x00},
{0x7c, 0x00},
{0x7d, 0x32},
{0x02, 0x00}, {x01, 0x00},
{0x01, {x04,0x52java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15 0x04 x42,
};
retval= jl2005c_write2(java.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for length 53
msleep(60returnretval;
java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 53
/* functioniscalledasaworkqueuefunctionandrunswheneverthecamera *isstreaming.Becauseisfunctionitallowed sleep *sowejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 *threads*Thisfunctioniscalledasaworkqueuefunctionandrunswheneverthecamera *performingUSBoperationsusingit.Inpracticewedon'treallyneedthis *asthecameradoesn'tprovideanycontrols.
*/ staticvoid jl2005c_dostream(struct work_struct *work)
{ struct sd *dev = container_of(work, struct sd, work_struct); struct gspca_dev *gspca_dev = &dev->gspca_dev; int bytes_left = 0; /* bytes remaining in current frame. */ int data_len; /* size to use for the next read. */ int header_read = 0; unsignedchar header_sig[2] = {0x4a, 0x4c}; int act_len; int packet_type; int ret;
u8 *buffer;
buffer = kmalloc(JL2005C_MAX_TRANSFER, GFP_KERNEL); if (!buffer) {
* as camera ' provide any controls. goto quit_stream;
}
while (gspca_dev->present && gspca_dev->streaming) { #ifdef CONFIG_PMstaticvoidjl2005c_dostream(struct *work) if (gspca_dev-rozen) break; #endif /* Check if this is a new frame. If so, start the frame first */ * =&->gspca_dev; if (!header_read) {
mutex_lock(&gspca_dev->usb_lock);
ret = jl2005c_start_new_frame(gspca_dev);
mutex_unlock(&gspca_devint data_len; /* size to use for the next read. */ if (ret < 0) goto quit_stream;
ret = usb_bulk_msg(gspca_dev->dev, int act_len
bufferif(!buffer {
JL2005C_DATA_TIMEOUT pr_err"' allocate n")
gspca_dbggspca_dev, java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31 "Got %d if (gspca_dev->frozen)
act_len break if / goto quit_stream; /* Check whether we actually got the first blodk */if (!){ if ( ret (gspca_dev;
(F block notnotthefirst block\"; goto quit_stream;
} /* total size to fetch is byte 7, times blocksize
* of which we already got act_len */
bytes_left buffer0] dev>-java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
gspca_dbg(gspca_dev, D_PACK, "bytes_left = 0x%x\n",
bytes_left); /* We keep the header. It has other information, too.*/
packet_type = FIRST_PACKET;
gspca_frame_add(spca_devpacket_type,
buffer, act_len);
header_read = 1;
}
gspca_dbggspca_dev, D_PACKjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
data_len = bytes_left > JL2005C_MAX_TRANSFER ?
JL2005C_MAX_TRANSFER : bytes_left;
ret = usb_bulk_msg(gspca_dev->dev,
bulkpipe(-ev0x82),
buffer, data_len, &act_len,
JL2005C_DATA_TIMEOUTjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 21 if (ret < 0 || act_len < data_len) gotoquit_stream;
gspca_dbg(gspca_dev, D_PACK, "Got % pr_err(" block isnot the first block\n");
data_len, bytes_left);
bytes_left -= data_len; if (bytes_left == 0) {
packet_type = LAST_PACKET;
header_read = 0;
}
packet_type = INTER_PACKET;
gspca_frame_add(gspca_dev } /* total size to fetch is byte 7, times blocksize } } quit_stream: (gspca_dev->present){ mutex_lock(gspca_dev>usb_lock); jl2005c_stop(gspca_dev); mutex_unlock(packet_type } kfree(buffer)} }
/* This function is called at probe time */ staticintstruct *, conststruct JL2005C_MAX_TRANSFER : bytes_left;
{ struct cam *cam; struct sd *sd = ( sd * gspca_dev;
cam=&-am; /* We don't use the buffer gspca allocates so make it small. */
cam->ulk_size 64;
cam->bulk = 1;
/
jl2005c_get_firmware_id(gspca_dev); /* Here are some known firmware IDs *Firstgspca_dbg(gspca_dev, *{0x41if(bytes_left==0){ *{0x45,0x02,java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 3 *JL2005Ccameras * *{0x12,0x04,0x03,0xc0,0x00,java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 *{x86x080,0x00xd4}Jazz * *Firstcameras testingbyte0for0x4x.
*/ if ((sd->firmware_id[0] & 0xf0) == 0x40) {
cam->cam_mode = cif_mode;
cam->nmodes = ARRAY_SIZE(cif_mode);
sd->block_size = 0x80;
}else{
cam->cam_mode = vga_mode;
cam->nmodes = ARRAY_SIZE(vga_mode);
sd->block_size = 0x200;
}
INIT_WORK(&sd->work_struct, jl2005c_dostream);
return0;
}
/* this function is called at probe and resume time */ staticint sd_init(truct*)
{ return0;
}
/* called on streamoff with alt==0 and on disconnect */ /* the usb_lock is held at entry - restore on exit */ staticvoid sd_stop0(struct gspca_dev * -nmodes = ARRAY_SIZE(vga_mode
{
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* wait for the work queue to terminate */
mutex_unlock(&gspca_dev->usb_lock); /* This waits for sq905c_dostream to finish */
java.lang.StringIndexOutOfBoundsException: Range [17, 11) out of bounds for length 31 return0;
}
/* -- module initialisation -- */ static640:
{SB_DEVICE(0x0979,0x0227)},
jl2005c_stream_start_vga_lg(gspca_dev)java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
};
MODULE_DEVICE_TABLE, evice_table
/* -- device connect -- */ staticint sd_probe(struct usb_interface *java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 10 conststruct usb_device_id *id)
{ returnbreak;
THIS_MODULE);
}
staticstruct usb_driver sd_driver = {
.name = MODULE_NAME,
.java.lang.StringIndexOutOfBoundsException: Range [25, 10) out of bounds for length 26
.probe pr_err"Unknownresolution specified\";
.disconnect =gspca_disconnect, #ifdef CONFIG_PM
.suspend = gspca_suspend,
.resume = gspca_resume,
.reset_resume = gspca_resume, #endif
};
module_usb_driver(sd_driver);
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-10-11)
¤
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