Messages in this thread | | | Subject | Re: uvcvideo: Unknown video format,00000032-0002-0010-8000-00aa00389b71 | From | Paul Menzel <> | Date | Wed, 21 Mar 2018 13:34:41 +0100 |
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Dear Laurent,
On 03/21/2018 10:25 AM, Laurent Pinchart wrote:
> On Tuesday, 20 March 2018 18:46:24 EET Paul Menzel wrote: >> On 03/20/18 14:30, Laurent Pinchart wrote: >>> On Tuesday, 20 March 2018 14:20:14 EET Paul Menzel wrote: >>>> On the Dell XPS 13 9370, Linux 4.16-rc6 outputs the messages below. >>>> >>>> ``` >> >> […] >> >>>> [ 2.340736] input: Integrated_Webcam_HD: Integrate as >>>> /devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/input/input9 >>>> [ 2.341447] uvcvideo: Unknown video format >>>> 00000032-0002-0010-8000-00aa00389b71 >> [ 2.341450] uvcvideo: Found >>>> UVC 1.00 device Integrated_Webcam_HD (0bda:58f4) >> >> […] >> >>>> ``` >>>> >>>> Please tell me, what I can do to improve the situation. >>> >>> Some vendors routinely implement new formats without bothering to send a >>> patch for the uvcvideo driver. It would be easy to do so, but it requires >>> knowing which format is meant by the GUID. Most format GUIDs are of the >>> form 32595559-0000-0010-8000-00aa00389b71 that starts with a 4CC, but >>> that's not the case here. >> >> I am adding Mario to the receiver list, though he is currently on vacation. >> >>> Could you send me the output of >>> >>> lsusb -v -d 0bda:58f4 >>> >>> running as root if possible ? >> >> Sure, please find it attached. > > Thank you. > > Could you please try the following patch ? > > commit 7b3dea984b380f5b4b5c1956a9c6c23966af2149 > Author: Laurent Pinchart <laurent.pinchart@ideasonboard.com> > Date: Wed Mar 21 11:16:40 2018 +0200 > > media: uvcvideo: Add KSMedia 8-bit IR format support > > Add support for the 8-bit IR format GUID defined in the Microsoft Kernel > Streaming Media API. > > Reported-by: Paul Menzel <pmenzel+linux-media@molgen.mpg.de> > Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> > > diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c > index 2469b49b2b30..3691d87ef869 100644 > --- a/drivers/media/usb/uvc/uvc_driver.c > +++ b/drivers/media/usb/uvc/uvc_driver.c > @@ -99,6 +99,11 @@ static struct uvc_format_desc uvc_fmts[] = { > .guid = UVC_GUID_FORMAT_D3DFMT_L8, > .fcc = V4L2_PIX_FMT_GREY, > }, > + { > + .name = "IR 8-bit (L8_IR)", > + .guid = UVC_GUID_FORMAT_KSMEDIA_L8_IR, > + .fcc = V4L2_PIX_FMT_GREY, > + }, > { > .name = "Greyscale 10-bit (Y10 )", > .guid = UVC_GUID_FORMAT_Y10, > diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h > index be5cf179228b..6b955e0dd956 100644 > --- a/drivers/media/usb/uvc/uvcvideo.h > +++ b/drivers/media/usb/uvc/uvcvideo.h > @@ -157,6 +157,9 @@ > #define UVC_GUID_FORMAT_D3DFMT_L8 \ > {0x32, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, \ > 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71} > +#define UVC_GUID_FORMAT_KSMEDIA_L8_IR \ > + {0x32, 0x00, 0x00, 0x00, 0x02, 0x00, 0x10, 0x00, \ > + 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71} > > > /* ------------------------------------------------------------------------
Sure. After fighting how to apply with Mozilla Thunderbird as my mailer – hints are welcome –, the warning is gone.
``` [ 2.569788] calling uvc_init+0x0/0x1000 [uvcvideo] @ 297 [ 2.570011] calling cryptd_init+0x0/0x1000 [cryptd] @ 287 [ 2.570018] cryptd: max_cpu_qlen set to 1000 [ 2.570022] initcall cryptd_init+0x0/0x1000 [cryptd] returned 0 after 7 usecs [ 2.570030] calling init_nls_cp437+0x0/0x1000 [nls_cp437] @ 332 [ 2.570033] initcall init_nls_cp437+0x0/0x1000 [nls_cp437] returned 0 after 0 usecs [ 2.570502] uvcvideo: Found UVC 1.00 device Integrated_Webcam_HD (0bda:58f4) [ 2.573583] uvcvideo 1-5:1.0: Entity type for entity Extension 4 was not initialized! [ 2.573585] uvcvideo 1-5:1.0: Entity type for entity Extension 7 was not initialized! [ 2.573586] uvcvideo 1-5:1.0: Entity type for entity Processing 2 was not initialized! [ 2.573587] uvcvideo 1-5:1.0: Entity type for entity Camera 1 was not initialized! [ 2.573652] input: Integrated_Webcam_HD: Integrate as /devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/input/input10 [ 2.574192] uvcvideo: Found UVC 1.00 device Integrated_Webcam_HD (0bda:58f4) [ 2.575629] proc_thermal 0000:00:04.0: enabling device (0000 -> 0002) [ 2.576052] uvcvideo: Unable to create debugfs 1-2 directory. [ 2.576118] uvcvideo 1-5:1.2: Entity type for entity Extension 10 was not initialized! [ 2.576119] uvcvideo 1-5:1.2: Entity type for entity Extension 12 was not initialized! [ 2.576120] uvcvideo 1-5:1.2: Entity type for entity Processing 9 was not initialized! [ 2.576121] uvcvideo 1-5:1.2: Entity type for entity Camera 11 was not initialized! [ 2.576184] input: Integrated_Webcam_HD: Integrate as /devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.2/input/input11 [ 2.576229] usbcore: registered new interface driver uvcvideo [ 2.576230] USB Video Class driver (1.1.1) [ 2.576236] initcall uvc_init+0x0/0x1000 [uvcvideo] returned 0 after 6290 usecs ```
Tested-by: Paul Menzel <pmenzel+linux-media@molgen.mpg.de>
Kind regards,
Paul
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