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Re: [Gumstix-users] Econ Camera driver problem
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From: <gap...@e-...> - 2010-10-14 19:53:58
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Hi longyi, Please follow the steps provided in v4l2 kernel inbuilt configuration selection from user-manual (refer figures provided in the manual). If you wish to load the v4l2 layer using module. Then please follow this steps modprobe videodev This command will need following modules available in /lib/modules/<kernel_ver>/driver/media/video 1. videodev.ko 2. v4l1_compat.ko Thanks and regards, Ananth. > > Hi Ananth, > > > I am following the e-CAM32's UserManual_1_13, and trying to Installing the > camera driver, by "insmod v4l2_driver.ko", but I met this error: > > root@overo:~# insmod v4l2_driver.ko > v4l2_driver: Unknown symbol video_devdata > v4l2_driver: Unknown symbol video_unregister_device > v4l2_driver: Unknown symbol video_device_alloc > v4l2_driver: Unknown symbol video_register_device > v4l2_driver: Unknown symbol video_usercopy > v4l2_driver: Unknown symbol video_device_release > insmod: error inserting 'v4l2_driver.ko': -1 Unknown symbol in module > > Any suggestion is welcomed, thank you so much. > > root@overo:~# uname -a > Linux overo 2.6.30-omap1 #1 Wed Oct 13 17:54:15 EDT 2010 armv7l GNU/Linux > > > > Ananthu86 wrote: >> >> Hi batoub, >> >> We are the e-CAM product developers. >> You can get answers to any question regarding to e-con e-CAM camera from >> us. >> >> Thanks and regards, >> Ananth. >> >> batoub wrote: >>> Well, everything is ok with this patch! >>> >>> Thank you, but where have you found this patch? >>> >>> 2010/6/16 batoub <ba...@gm... <mailto:ba...@gm...>> >>> >>> Hi, >>> >>> Thank for your quick answer! >>> I will try with the new patch :) and I send a feedback later! >>> >>> Thank you! >>> >>> 2010/6/16 Ananthapadmanaban <gap...@e-... >>> <mailto:gap...@e-...>> >>> >>> Hi batoub, >>> >>> What kernel version you wish to work with e-CAM driver ? >>> >>> Please find the 2.6.33 patch file in the attachment. And >>> the error you got is due to not availability of lm355 led >>> flash chip in e-cam board. >>> But your camera related features will work correctly. Please >>> test the driver with the provided sample application >>> *capture.elf*. >>> >>> Thanks and regards, >>> Ananth. >>> >>> >>> batoub wrote: >>>> Hi, >>>> >>>> First econ provide only a patch for kernel 2.6.30 so I need to >>>> use this >>>> kernel :/ then I have a strange bug using when I load the >>>> driver. It seem >>>> like i2c is not working at all? >>>> >>>> root@overo:~# insmod v4l2_driver.ko >>>> >>>> Driver Module info : V4l2 driver module >>>> Version info : 3.0 >>>> >>>> Using Reserved memory for V4l2 driver module<6> >>>> >From Start address - 0x87a00000 >>>> To End address - 0x87ffffff >>>> ov3640 found: product id is 0x36 >>>> flash_i2c_client_xfer:i2c transfer error:-121 >>>> ERROR! >>>> File : >>>> >>>> /home/bastien/These/cam_gumstix/software/OMAP_gumstix_cam_Software_VER_3/Source/driver/lm3553_flash.c<7><7> >>>> Function : flash_i2c_client_xfer<7><7> >>>> Line number : 147<7><7> >>>> Reason : An unidentified error is happening.. please >>>> report to code >>>> developer!<7><7> >>>> >>>> ------------------------------------------------------------------------------ >>>> Flash write failed :lm3553_write: reg=c0<7><7> >>>> >>>> -------------------------------------------------------------------------------<7><7> >>>> ERROR! >>>> File : >>>> >>>> /home/bastien/These/cam_gumstix/software/OMAP_gumstix_cam_Software_VER_3/Source/driver/lm3553_flash.c<7><7> >>>> Function : lm3553_write<7><7> >>>> Line number : 169<7><7> >>>> Error name : 1. PORT_OPEN_ERROR 2. FAIL 3.EPERM<7><7> >>>> Error number Dec: -1 Hex: 0xFFFFFFFF <7><7> >>>> Reason : 1. unknown cause of failure >>>> 2. Failed to open the port may be driver is not properly >>>> inserted or file >>>> not found >>>> 3. Operation not permitted<7><7> >>>> >>>> ------------------------------------------------------------------------------ >>>> >>>> >>>> Is there any solution ? >>>> >>>> Thank you, >>>> >>>> Bastien >>>> >>> >>> >>> >>> ------------------------------------------------------------------------------ >>> ThinkGeek and WIRED's GeekDad team up for the Ultimate >>> GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the >>> lucky parental unit. See the prize list and enter to win: >>> http://p.sf.net/sfu/thinkgeek-promo >>> _______________________________________________ >>> gumstix-users mailing list >>> gum...@li... >>> <mailto:gum...@li...> >>> https://lists.sourceforge.net/lists/listinfo/gumstix-users >>> >>> >>> >>> ------------------------------------------------------------------------ >>> >>> ------------------------------------------------------------------------------ >>> ThinkGeek and WIRED's GeekDad team up for the Ultimate >>> GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the >>> lucky parental unit. See the prize list and enter to win: >>> http://p.sf.net/sfu/thinkgeek-promo >>> ------------------------------------------------------------------------ >>> >>> _______________________________________________ >>> gumstix-users mailing list >>> gum...@li... >>> https://lists.sourceforge.net/lists/listinfo/gumstix-users >>> >> >> >> ------------------------------------------------------------------------------ >> ThinkGeek and WIRED's GeekDad team up for the Ultimate >> GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the >> lucky parental unit. See the prize list and enter to win: >> http://p.sf.net/sfu/thinkgeek-promo >> _______________________________________________ >> gumstix-users mailing list >> gum...@li... >> https://lists.sourceforge.net/lists/listinfo/gumstix-users >> >> > > -- > View this message in context: > http://old.nabble.com/Econ-Camera-driver-problem-tp28901585p29964743.html > Sent from the Gumstix mailing list archive at Nabble.com. > > > ------------------------------------------------------------------------------ > Beautiful is writing same markup. Internet Explorer 9 supports > standards for HTML5, CSS3, SVG 1.1, ECMAScript5, and DOM L2 & L3. > Spend less time writing and rewriting code and more time creating great > experiences on the web. Be a part of the beta today. > http://p.sf.net/sfu/beautyoftheweb > _______________________________________________ > gumstix-users mailing list > gum...@li... > https://lists.sourceforge.net/lists/listinfo/gumstix-users > |