changelog

中星微 zx301 130万摄像头arm2410 linuxkernel下驱动程序

Remove some field not used in the struct frame
Remove static variable not used
FIX V4l read method only set the real amount of available data
Make the code reentrant when needed
Lot of cleanup
Release 0.53
------------
Changes in this release:
08/12/2004:
Add sensor hv7131c for the z-star chips thanks Cristophe Zaragoza for testing :)
07/12/2004: 
FIX bug on the ClickSmart310 Gnomemeeting should work now:)
06/12/2004:
Implement generic Z-star Vimicro 0x0ac8:0x0302 from Chris Cothrun snoop should
be an ICM105A Thanks Chris for testing :)
04/12/2004:
Implemente Z-star~vimicro Sensor detection Tested with PB0330 ICM105A HDCS2020 HV7131B TAS5130C
HV7131C is untested.For Others contact the Autor [e-mail] 
01/12/2004:
Add new spca536 camera Kowa Bs-888e Usbid 0x055f:0xc211 Thanks (nx5)
Allow 640x480 jpeg for the spca536 chips 
30/11/2004
Sonix decompressor by B.S. is implemented in spcadecoder many Thanks for the
great job of B.S.
Sonix cam now stream in compressed mode camera type is set to SN9C
Update Sonix setting according new frame rate VGA 8~10fp/s CIF 15~18 fp/s QCIF
25~30 fp/s tested with Tas5130 and Pas106 Sensors
Fix problem with wMaxPacketSize on zc030x chips wMaxPacketSize is get now from
the usb struct enumeration
Find some hardware problem with Via VT82C586 Usb controller chips and the Z-Star
Vimicro WebCam :( Used an PCI/USB Card with a NEC chips solve the problem :(
21/11/2004
Fix problem on zc030x bridge close (Labtec Pro should stop the light now )
Fix unlink urb or kill urb on close
Add contrast and brightness for the zc030x chips
Add small udelay between initialize command
18/11/2004
Add for test Creative Nx Pro 2 usbid 0x041e:0x403a Thanks Leonardo Lanzi for
testing:)
16/11/2004
Add Digitrex 2110 usbid 0x04fc:0x5330 Thanks Eric Sanden for testing
Add Gsmart D30 usbid 0x055f:0xc540 spca533 weird resolution thanks Andrea
Musuruane
Add for test only Wasam  0x0ac8:0x301b Thanks Gerard Klaver for snoop and test 

Release 0.52
------------
07/11/2004
Add Sonix webcam 0x0c45:0x6029 this is a work from Stefano Mozzi
Add Sonix 0x0c45:6009 and 0x0c45:600d Pas106 Sensor
Make brightness and contrast working for the Sonix Camera
06/11/2004
use spca50x->present in case of camera disconnect
change in usb disconnect to wait on close for release the ressource in case
camera is opened
FIXME historical reason make the release of ressources hugly call back timer ..
that need to rewrite that stuff, disconnect should works but spca50x remain busy
:(
Remove spin_lock seem not need to protect usb_kill_urb()
30/10/2004
Add Creative Nx Pro zc0301 bridge hv7131b sensor UsbId: 0x041e:0x401e
Add Quantization table for the zc030x bridge Allow init_jpeg_decoder to
initialize thz good table
Some Clean on Labtec Pro Camera code maybe more stable :)
27/10/2004
FIX inline code in spcadecoder.c gcc3.4.2 should be happy now changed by Tomas Groth Thanks :)
22/10/2004
Add usb_kill_urb() for the 2.6.9 kernel
Get best performance for the labtec Pro in large.
FIX a bug on open isoc urb come before spca50x->user is set for some camera.
14/10/2004
Add New !! Genius VideoCam Express V2 0x0458:0x700f Zc0301P bridge Tas5130c
Sensor Thanks Flavio Pescuma for patch and testing :)
12/10/2004
Creative Mobile works now !! 
08/10/2004
Add support for the Labtec Pro 0x046d:0x08a2 Thanks "Ellisys" for the 
usb tracker 110 :)
Fix Makefile when the install dir didn't exist. Thanks Marko Djukic :) 
change version number for the spca5xx spca5xx-08102004 become spca5xx-20041008
01/10/2004
Add support for my Creative Webcam Notebook PD1171 0x041e:0x401f 
Preleminary support for Creative Mobile PD1090 0x041e:0x4017 (thanks Laurent
Cheylus for snoop and testing)
Add Bridge ZC3XX for those zc301 zc302 chips
Add support for stream JPGH (jpeg 4.2.2) in spcadecoder
camera JPEG 4.1.1 and 4.2.2 can use VIDEO_PALETTE_JPEG now
Add alternate resolution CIF and QCIF for those VGA SIF chips

Release 0.51
------------
10/09/2004
FIX a bug in gsmart mini2 maybe 3 initialize (one line whas missed during 2.6.x
port)(mxhaard)
Add preliminary support Creative Vista 0x041e:0x4018 thanks Nuno Tavares for the
patch (Nuno Tavares && mxhaard)
Philips K007 spca504a FW 2 1 1 5 2 is supported as the Terratec thanks Marcel
Van Nies for the feedback
Add Polaroid PDC2030 spca504b 0x0546:0x3273 thanks Stilgar for the feedback  
30/08/2004 (mxhaard)
Supp Dolphin camera ( Same as AiptekPocketCam 3m 0x2010)
Add new palette VIDEO_PALETTE_JPEG application can ask true jpeg now .
VIDEO_PALETTE_RAW_JPEG is only here for compatibility but need to be rename as
VIDEO_PALETTE_RAW_DATA 
28/08/2004 (Tomasz Zablocki && mxhaard ) 
Add support for the Creative NX ultra This is the work of  Tomasz Zablocki (patch test ..) Thanks Tomasz :)
Thanks to Semi Malinem for very good snoops with the NX ultra:)
Usbid 0x041e:0x401d should be the same with 0x041e:0x4021 ?
Merge all command with the spca505 code need to be tested 
Add enigma dream Epsilon1.3 spca533 
Add Dolphin PowerCam2M 0x08ca:0x2011 spca533 Thanks Simon Naunton for the patch :)
Add AiptekPocketCam2M 0x08ca:0x2016 spca504b Thanks Jali .. for the patch :)
Add 3DemonUsbGrabber 0x0734:0x043b spca506+SAA7113 aka PV321c Thanks Ricardo Ribalda Delgato for the patch :)
23/08/2004(mxhaard)
Add contrast and brightness feature for the spca561 
no need of force_rgb for the spca561 and sonix chips 
change setting for sonix contrast  
17/08/2004(mxhaard)
Sonix 0x0c45:0x6025 works in 640x480 now. I get with spcaview:
2fp/s 640x480 ; 10 fp/s 320x240 ; 15 fp/s 160x120
If someone can help i need the  Tasc sensor documentation tas5130d1b. All the result for the sonix chips are get with errors and try again :)
Add contrast setting
11/08/2004(mxhaard)
FIX the bug in the Iso frame detector !! ( a missing case :( )
10/08/2004(mxhaard)
Damned a bug in the Iso machine with framestart with spca561 spca501 that should
be corrected
10/07/2004(mxhaard)
Add support for my  sonix sn9c102 Usbid 0x0c45:0x6025 Xcam Shanga tested under Kernel 2.4.26 and 2.6.7
Work at 320x240 and 160x120 with brightness command. ATM 640x480 did not work 
04/07/2004 (mxhaard)
Add DigitalDream Enigma 1.3 Usbid: 0x05da:0x1018 spca504b  Thanks Dave Truman patch and testing :)
03/07/2004
Add ClickSmart820 Usbid 0x046d:0x0905 spca533 FW 2 00 00 05 04 (Experimental) Thanks Paul Odin for testing and snoop :)
Change max resolution for the MegapixV' and clicksmart820
16/06/2004
Change alternatesetting regime to cur_altsetting as need with kernel 2.6.7
Add macro to use the new delay helper safe instead of wait_ms()
02/06/2004
Preliminary work on spca536 chips
Aiptek DV3500 0x08ca 0x2024
Mustek DV4000 0x055f 0xc360
24/05/2004
Add Terratec 2 move 1.3 Usbid 0x04fc:0x504a that camera is an spca504b :) so add a firmware test to choice the good one.
20/05/2004
FIX problem with 2.6.x kernel as usb_set_interface break the usb_submit_urb for
the Clicksmart310 spca500 camera.That way the camera should start in any case.
Add an info for all the spca500 chip so we can get what sensor is available.
17/05/2004
FIX Oops with spca500_synch310() on open.Seem the alternate setting change need for the clicksmart 310 cause the problem when
init_source() initialize the cam  
16/05/2004
Add a Bridge list 
VIDIOCGCAP return in field name the camera name know in Clist[]
VIDIOCGCHAN return in field name the bridge know in bridge list
These change allow userspace apps to probe the spca5xx camera.
spca500 add a request to find what chip sensor is available the i2c chip address should appears in the syslog output
Add Clicksmart310 UsbId 0x046d:0x0900 spca500 and HDCS1020 from Agilent . this camera work in 352x288 and sometimes 176x144
If the chips did not start close or Kill video grabber apps replug the cam then restart that should work.
As i can see with my Ellysis usb analyser windoze driver on probe start a process to ping the cam every 300ms .
20/04/2004
FIX bug in wakeup that corrupt frame data on smp box
Sysfs update the stream_id and add picture parameters
19/04/24
Add Mustek Gsmart Mini Usbid 0x055f:0xc220 Spca500c thanks Ricardo Ferreira
For snoop and testing
Add Jenoptik JDC21LCD Usbid 0x0733:0x2211 Spca533a thanks Ronan Waide for the
patch and testing 
16/04/2004
Add a struct pictparam to the decoder. all picture setting is carried to the decoder that way
Initial data are set by module parameters (gamma, force_rgb, OffsetRed, OffsetBlue, OffsetGreen, Gain Red, Gain Blue, and Gain Green)
Those parameters will change soon trought sysfs feature :)
Spcatools will be helping to choose the good setting 
ATM rgb 16 rgb 24 and rgb 32 are implemented for all cameras
Add Instand VCD grabber spca506 and SAA7113 Usbid 0x06e1:0xa190 
14/04/2004
Rewrite spca506 SAA7113 code for the usb grabber, WORKS!! fine now :) 
Allow size to change between 160x120 to 640x480 640x480 need to be interpolate from
640x240 as the windoze driver do :)
Allow norme and channel in the VIDIOCSCHAN ioctl norme should be :
VIDEO_MODE_PAL, VIDEO_MODE_SECAM, VIDEO_MODE_NTSC NTSC need to be tested i don't own any camera with that feature 
Channel should be [0..3] for CBVS composite input [6..9] for S-VIDEO input
08/04/2004
Add autobrightness for the spca561 as suggest Saltiel Kenny Thanks :)
Change Makefile according autobrightness define
07/04/2004
Add Flycam usb100 Usbid 0x10fd:0x7e50
26/03/2004
FIX bug on wrong pipe handle in 2.4.x -ENXIO message
we use urb->next so remove the usb_submit_usb() in the interrupt handler
Clean up Makefile
24/03/2004
Add Logitech QuickCam Traveler USB id 0x046d 0x0890
Change in spca50x_probe() no need to test vendorClass and subClass
Test probe only on Interface 0
21/03/2004
Change makefile according advise by Luca Risolia for modules versions set to Yes	
14/03/2004
FIX bug in Control Buffer allocation need GFP_KERNEL
init_jpeg_decoder is now on open if necessary
Add Creative PCCam750 Usb id 0x041e 0x4013
Add Maxell PM3        Usb id 0x060b 0xa001
Add Benq DC1016       Usb id 0x04a5 0x300c
Add Benq DC3410       Usb id 0x04a5 0x300a
Add Micro Innovation  Usb id 0x0461 0x0815
Change  spcaCameraStart();
	spcaCameraStop();
12/03/2004
FIX compilation problem under kernel 2.4.24
01/03/2004
FIX a small bug in bayer decode YUV or YVU tha's the question
28/02/2004
change down(&spca50x->buf_lock) to down_trylock(&spca50x->buf_lock);
Thanks Brian Perkins for the advise
FIX bug in bayer decoder 
Thanks Jakub Krajcovic for the spca561 raw data from spcaview -v
FIX bug in crop feature with no jpeg camera 
Thanks Peter Cook for the spca501 raw data from spcaview -v
FIX force_rgb for VIDEO_PALETTE_RGB565
Add Mustek DV3000  spca533  UsbId 0x055f:0xc440 Thanks Arne Georg Gledish
Add HamaSightcam 2 spca508  UsbId 0x0af9:0x0011 Thanks Tomas Groth (Tgc)
Add Benq DC1300    spca504b UsbId 0x04a5:0x3003 Thanks Mick Hellstrom
22/02/2004
Merge 2.4.x and 2.6.x change
08/02/2004
Port the change for 2.6.x Kernel thanks Reza Jelveh  
Split the code in spcaCompat for v4l layer
rewrite the Makefile according all changes
28/01/2004
ClickSmart 510 have 3 interfaces FIX the probe function to support that feature
FIX the autodetect of cam, UsbId 0x0000 0x0000 is set at the end of the list
24/01/2004
Add ClickSmart 510 Experimental Untested Usbid 0x046d:0x0901
Allow Spca505 to work under Gnomemeeting
Add Spca505 resolution 320x240 
07/01/2003
Add Benq DC1500 spca533 need test from Isabel (spain)Usbid 0x04a5:0x3008
Add Logitech Cliksmart 420 spca504 FW near PCCAM 600 Usbid 0x046d:0x0960
Thanks Bummerlord for the Patch 
28/12/2003
Add yuv420p to the bayer_decode() 
Also block the drop frame feature for spca501 testing in 640x480
27/12/2003
Add bayer_decode() for GBRG spca561 camera RGB16 RGB24 RGB 32 is allowed 
26/12/2003
Change spca50x_smallest_index to avoid pipe size according width and height
Add on open default palette to RGB24 allow gqcam to work fine in all case :)
Add spca50x->minwidth and spca50x->minheight Configure sensor take care of min too
25/12/2003
Add yuyv yyuv to yuv_decode
Add RGGB Bayer type for the spca501 cam in native stream format
Prototype bayer_decode() for those cams