Re: em2750 usb camera log as mentioned in dmesg

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Am 28.03.2014 21:21, schrieb aaron.moore@xxxxxxxxxxx:
> Hi,
>
> I have endless problems since upgarding to ubuntu12.04 with my usb
> microscope and it's a big problem cos i need it for work.
Which device are you talking about ? Which sensor does it use ?
What does "endless problems" mean ?
Which kernel are you using and what's the last working kernel version ?

>
> As suggested in dmesg I have sent you the log..  Interestingly the
> em2750 camera is Ok on my desk pc with Xubuntu 12.04...  go figure..
> But the desk pC is kinda hard to carry to customer sites.
>
> I hope to find a solution soon
>
> thanks
>
> Aaron
>
> [12699.292580] em28xx: New device   @ 480 Mbps (eb1a:2750, interface
> 0, class 0)
> [12699.292585] em28xx: Video interface 0 found: isoc
> [12699.292636] em28xx: chip ID is em2750
> [12699.476200] em2750 #0: board has no eeprom
> [12699.547792] em2750 #0: No sensor detected
As you can see, no sensor is found.
Does this also happen with the working kernel ?

Regards,
Frank Schäfer

> [12699.583014] em2750 #0: found i2c device @ 0xba on bus 0 [webcam
> sensor or tvp5150a]
> [12699.595736] em2750 #0: Your board has no unique USB ID and thus
> need a hint to be detected.
> [12699.595742] em2750 #0: You may try to use card=<n> insmod option to
> workaround that.
> [12699.595746] em2750 #0: Please send an email with this log to:
> [12699.595749] em2750 #0:     V4L Mailing List
> <linux-media@xxxxxxxxxxxxxxx>
> [12699.595752] em2750 #0: Board eeprom hash is 0x00000000
> [12699.595756] em2750 #0: Board i2c devicelist hash is 0x1bdd0080
> [12699.595759] em2750 #0: Here is a list of valid choices for the
> card=<n> insmod option:
> [12699.595764] em2750 #0:     card=0 -> Unknown EM2800 video grabber
> [12699.595768] em2750 #0:     card=1 -> Unknown EM2750/28xx video grabber
> [12699.595772] em2750 #0:     card=2 -> Terratec Cinergy 250 USB
> [12699.595776] em2750 #0:     card=3 -> Pinnacle PCTV USB 2
> [12699.595779] em2750 #0:     card=4 -> Hauppauge WinTV USB 2
> [12699.595783] em2750 #0:     card=5 -> MSI VOX USB 2.0
> [12699.595786] em2750 #0:     card=6 -> Terratec Cinergy 200 USB
> [12699.595790] em2750 #0:     card=7 -> Leadtek Winfast USB II
> [12699.595793] em2750 #0:     card=8 -> Kworld USB2800
> [12699.595798] em2750 #0:     card=9 -> Pinnacle Dazzle DVC
> 90/100/101/107 / Kaiser Baas Video to DVD maker / Kworld DVD Maker 2 /
> Plextor ConvertX PX-AV100U
> [12699.595802] em2750 #0:     card=10 -> Hauppauge WinTV HVR 900
> [12699.595805] em2750 #0:     card=11 -> Terratec Hybrid XS
> [12699.595809] em2750 #0:     card=12 -> Kworld PVR TV 2800 RF
> [12699.595812] em2750 #0:     card=13 -> Terratec Prodigy XS
> [12699.595816] em2750 #0:     card=14 -> SIIG AVTuner-PVR / Pixelview
> Prolink PlayTV USB 2.0
> [12699.595819] em2750 #0:     card=15 -> V-Gear PocketTV
> [12699.595823] em2750 #0:     card=16 -> Hauppauge WinTV HVR 950
> [12699.595827] em2750 #0:     card=17 -> Pinnacle PCTV HD Pro Stick
> [12699.595830] em2750 #0:     card=18 -> Hauppauge WinTV HVR 900 (R2)
> [12699.595834] em2750 #0:     card=19 -> EM2860/SAA711X Reference Design
> [12699.595838] em2750 #0:     card=20 -> AMD ATI TV Wonder HD 600
> [12699.595841] em2750 #0:     card=21 -> eMPIA Technology, Inc.
> GrabBeeX+ Video Encoder
> [12699.595845] em2750 #0:     card=22 -> EM2710/EM2750/EM2751 webcam
> grabber
> [12699.595849] em2750 #0:     card=23 -> Huaqi DLCW-130
> [12699.595852] em2750 #0:     card=24 -> D-Link DUB-T210 TV Tuner
> [12699.595856] em2750 #0:     card=25 -> Gadmei UTV310
> [12699.595859] em2750 #0:     card=26 -> Hercules Smart TV USB 2.0
> [12699.595863] em2750 #0:     card=27 -> Pinnacle PCTV USB 2 (Philips
> FM1216ME)
> [12699.595867] em2750 #0:     card=28 -> Leadtek Winfast USB II Deluxe
> [12699.595870] em2750 #0:     card=29 -> EM2860/TVP5150 Reference Design
> [12699.595874] em2750 #0:     card=30 -> Videology 20K14XUSB USB2.0
> [12699.595877] em2750 #0:     card=31 -> Usbgear VD204v9
> [12699.595881] em2750 #0:     card=32 -> Supercomp USB 2.0 TV
> [12699.595884] em2750 #0:     card=33 -> Elgato Video Capture
> [12699.595888] em2750 #0:     card=34 -> Terratec Cinergy A Hybrid XS
> [12699.595891] em2750 #0:     card=35 -> Typhoon DVD Maker
> [12699.595895] em2750 #0:     card=36 -> NetGMBH Cam
> [12699.595898] em2750 #0:     card=37 -> Gadmei UTV330
> [12699.595902] em2750 #0:     card=38 -> Yakumo MovieMixer
> [12699.595906] em2750 #0:     card=39 -> KWorld PVRTV 300U
> [12699.595909] em2750 #0:     card=40 -> Plextor ConvertX PX-TV100U
> [12699.595913] em2750 #0:     card=41 -> Kworld 350 U DVB-T
> [12699.595916] em2750 #0:     card=42 -> Kworld 355 U DVB-T
> [12699.595920] em2750 #0:     card=43 -> Terratec Cinergy T XS
> [12699.595924] em2750 #0:     card=44 -> Terratec Cinergy T XS (MT2060)
> [12699.595927] em2750 #0:     card=45 -> Pinnacle PCTV DVB-T
> [12699.595931] em2750 #0:     card=46 -> Compro, VideoMate U3
> [12699.595934] em2750 #0:     card=47 -> KWorld DVB-T 305U
> [12699.595938] em2750 #0:     card=48 -> KWorld DVB-T 310U
> [12699.595941] em2750 #0:     card=49 -> MSI DigiVox A/D
> [12699.595945] em2750 #0:     card=50 -> MSI DigiVox A/D II
> [12699.595948] em2750 #0:     card=51 -> Terratec Hybrid XS Secam
> [12699.595952] em2750 #0:     card=52 -> DNT DA2 Hybrid
> [12699.595955] em2750 #0:     card=53 -> Pinnacle Hybrid Pro
> [12699.595959] em2750 #0:     card=54 -> Kworld VS-DVB-T 323UR
> [12699.595963] em2750 #0:     card=55 -> Terratec Cinnergy Hybrid T
> USB XS (em2882)
> [12699.595966] em2750 #0:     card=56 -> Pinnacle Hybrid Pro (330e)
> [12699.595970] em2750 #0:     card=57 -> Kworld PlusTV HD Hybrid 330
> [12699.595973] em2750 #0:     card=58 -> Compro VideoMate ForYou/Stereo
> [12699.595977] em2750 #0:     card=59 -> Pinnacle PCTV HD Mini
> [12699.595981] em2750 #0:     card=60 -> Hauppauge WinTV HVR 850
> [12699.595984] em2750 #0:     card=61 -> Pixelview PlayTV Box 4 USB 2.0
> [12699.595988] em2750 #0:     card=62 -> Gadmei TVR200
> [12699.595991] em2750 #0:     card=63 -> Kaiomy TVnPC U2
> [12699.595995] em2750 #0:     card=64 -> Easy Cap Capture DC-60
> [12699.595998] em2750 #0:     card=65 -> IO-DATA GV-MVP/SZ
> [12699.596002] em2750 #0:     card=66 -> Empire dual TV
> [12699.596006] em2750 #0:     card=67 -> Terratec Grabby
> [12699.596009] em2750 #0:     card=68 -> Terratec AV350
> [12699.596013] em2750 #0:     card=69 -> KWorld ATSC 315U HDTV TV Box
> [12699.596016] em2750 #0:     card=70 -> Evga inDtube
> [12699.596020] em2750 #0:     card=71 -> Silvercrest Webcam 1.3mpix
> [12699.596023] em2750 #0:     card=72 -> Gadmei UTV330+
> [12699.596027] em2750 #0:     card=73 -> Reddo DVB-C USB TV Box
> [12699.596031] em2750 #0:     card=74 -> Actionmaster/LinXcel/Digitus
> VC211A
> [12699.596034] em2750 #0:     card=75 -> Dikom DK300
> [12699.596038] em2750 #0:     card=76 -> KWorld PlusTV 340U or UB435-Q
> (ATSC)
> [12699.596041] em2750 #0:     card=77 -> EM2874 Leadership ISDBT
> [12699.596045] em2750 #0:     card=78 -> PCTV nanoStick T2 290e
> [12699.596048] em2750 #0:     card=79 -> Terratec Cinergy H5
> [12699.596052] em2750 #0:     card=80 -> PCTV DVB-S2 Stick (460e)
> [12699.596055] em2750 #0:     card=81 -> Hauppauge WinTV HVR 930C
> [12699.596059] em2750 #0:     card=82 -> Terratec Cinergy HTC Stick
> [12699.596062] em2750 #0:     card=83 -> Honestech Vidbox NW03
> [12699.596066] em2750 #0:     card=84 -> MaxMedia UB425-TC
> [12699.596070] em2750 #0:     card=85 -> PCTV QuatroStick (510e)
> [12699.596073] em2750 #0:     card=86 -> PCTV QuatroStick nano (520e)
> [12699.596077] em2750 #0:     card=87 -> Terratec Cinergy HTC USB XS
> [12699.596080] em2750 #0:     card=88 -> C3 Tech Digital Duo HDTV/SDTV
> USB
> [12699.596084] em2750 #0:     card=89 -> Delock 61959
> [12699.596088] em2750 #0:     card=90 -> KWorld USB ATSC TV Stick
> UB435-Q V2
> [12699.596091] em2750 #0:     card=91 -> SpeedLink Vicious And Devine
> Laplace webcam
> [12699.596095] em2750 #0:     card=92 -> PCTV DVB-S2 Stick (461e)
> [12699.596099] em2750 #0:     card=93 -> KWorld USB ATSC TV Stick
> UB435-Q V3
> [12699.596102] em2750 #0: Board not discovered
> [12699.596106] em2750 #0: Identified as EM2710/EM2750/EM2751 webcam
> grabber (card=22)
> [12699.596110] em2750 #0: analog set to isoc mode.
> [12699.596121] em2750 #0: Registering V4L2 extension
> [12700.063509] em2750 #0: V4L2 video device registered as video1
> [12700.063518] em2750 #0: V4L2 extension successfully initialized
> wjaelectron@wjaelectron-Aspire-3820:~$
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