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March 10th, 2018 00:00

Dell xps 13 9370 Webcam support

I got my dell xps yesterday. It is the developers edition that come with ubuntu 16.04 preinstalled. 

I notice that cheese does not come installed, so I installed but no webcam is detected. I can see it if I do an lsusb, so I know is activated.

I was wondering, does this laptop supports the webcam or not?

 

Edit: Good news, a dell engineer came and replace the monitor, that has the webcam integrated and presto, it is working now.

Update: Most of the problems with the webcam is not hardware based. Looks like many of the laptops come with a firmware that the latest Linux kernel do not support at the moment. To solve the issue, Dell is replacing the whole monitor with a downgrade firmware of the webcam. If a less drastic solution is reported, I will update the post with it.

Update2: Looks like there is a software solution now. 

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783 Posts

May 3rd, 2018 09:00

@ThursdayNext,

Yesterday, a new Dell internal document was created which contained a temporary work around to downgrade the camera firmware to 1.0 ( the file RomainDurritcague shared ). This internal document is about to be deleted as this work around wasn't meant to be shared yet. The document was released prematurely. I've asked RomainDurritcague to delete the post which contains the file in question.

The firmware downgrade is a downgrade-in-features. We don't like to downgrade our customers.

Dell is working to release an OS patch that will allow Ubuntu owners to utilize the camera with UVC 1.50. The patch is scheduled to be released on 5/11. That's all the detail I have on the patch at this time. More to come.

 

1 Message

May 3rd, 2018 10:00

After unzip, you need to chmod all the files in folder the uvcdlfw by:

sudo chmod 777 -R uvcdlfw

Then run:

cd uvcdlfw/
sudo ./rts_uvc -v 0x0bda -p 0x58f4 --download 170606_6BF129N2_58F4_v7605.rfw

Good luck!

May 4th, 2018 04:00

Thanks ;)

May 4th, 2018 04:00

I will gladly upgrade from the downgrade on the 11th, until then the solution works, so thanks to everyone for you help.

1 Message

May 4th, 2018 17:00

Hey man can you pleas post that link again, allow me to contact you, or point me to it elsewhere! Seems like the most promising solution, but the link has been removed! Thank you!

May 4th, 2018 22:00

Hey,

a Dell admin asked me to remove the file as it's a solution that was not supposed to be shared apparently.

But it seems they have a better solution coming the 11th of may.
Only a few days to go ;)

4 Posts

May 6th, 2018 15:00

@DELL-Justin C

ok great on dell engineering for finding the cause of the issue.

"...that will allow Ubuntu owners..."

Will the patch also be available for other distros? If not, can you have the patch pushed upstream if possible or made available for manual install. thanks!

May 11th, 2018 00:00


@DELL-Justin Cwrote:

 

Dell is working to release an OS patch that will allow Ubuntu owners to utilize the camera with UVC 1.50. The patch is scheduled to be released on 5/11. That's all the detail I have on the patch at this time. More to come. 


It's now 2018-05-11, the date the patch was scheduled for. Is there any confirmation on whether a release can still be expected today, or should we expect it later? As an owner of the 9370, I'm keen to start using the webcam - I was waiting until today to see if an update kernel will include support, but I'll use the firmware downgrade rather than wait any longer if this updated kernel is not available.

Having looked on the Linux Kernel Mailing List, I can see a patch for the issue has been submitted by a developer at Realtek (in the follow-up message, it's also been tested and review by people at Canonical and Redhat):
https://lkml.org/lkml/2018/5/8/1117

However, the patch hasn't yet appeared in the kernel integration test repo and I expect the process of actually getting this released will take quite a bit longer:
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/log/drivers/media/usb/uvc

Any further updates from someone with information at Dell would be greatly appreciated!

20 Posts

May 11th, 2018 00:00

A kernel compiled with the patch has been prepared for testing in Ubuntu (and instructions on how to use it). All the information are in the last messages of this Launchpad bug report:

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1763748

I haven't been able to try it yet, as I'm at work and my laptop is home. I will try it during the weekend.

4 Posts

May 11th, 2018 00:00

OK so it's the 11th :D

Which page do I have to sit and refresh all day to get the update?

May 11th, 2018 04:00

the patch works great on Linux Arch :) Kernel 4.16.8

Tested with chromium (google meet) and guvcview. Still not detected with cheese :(

 

There are still some errors in kernel log but it works

[ 3.212392] uvcvideo: loading out-of-tree module taints kernel.
[ 3.217110] uvcvideo: Found UVC 1.50 device Integrated_Webcam_HD (0bda:58f4)
[ 3.219118] uvcvideo 1-5:1.0: Entity type for entity Integrated_Webcam_HD was not initialized!
[ 3.219120] uvcvideo 1-5:1.0: Entity type for entity Extension 4 was not initialized!
[ 3.219121] uvcvideo 1-5:1.0: Entity type for entity Extension 7 was not initialized!
[ 3.219122] uvcvideo 1-5:1.0: Entity type for entity Processing 2 was not initialized!
[ 3.219123] uvcvideo 1-5:1.0: Entity type for entity Camera 1 was not initialized!
[ 3.219761] uvcvideo: Unknown video format 00000032-0002-0010-8000-00aa00389b71
[ 3.219766] uvcvideo: Found UVC 1.50 device Integrated_Webcam_HD (0bda:58f4)
[ 3.221599] uvcvideo: Unable to create debugfs 1-2 directory.
[ 3.221687] uvcvideo 1-5:1.2: Entity type for entity Extension 10 was not initialized!
[ 3.221690] uvcvideo 1-5:1.2: Entity type for entity Extension 12 was not initialized!
[ 3.221691] uvcvideo 1-5:1.2: Entity type for entity Processing 9 was not initialized!
[ 3.221693] uvcvideo 1-5:1.2: Entity type for entity Camera 11 was not initialized!
[ 3.221825] usbcore: registered new interface driver uvcvideo 

1 Message

May 11th, 2018 07:00

Unfortunately kernel 4.15.0-22 in not fixing the problem for me on XPS 13 9350 with Ubuntu 18.04: I can install and boot the PC but webcam still doesn't work (tested with cheese and skype).

May 11th, 2018 08:00

cheese works fine here now, but i had to stop pipewire :Huh?:

May 11th, 2018 08:00

Could you provide some logs (kernel, ...) ?

Did you try with guvcview ?

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783 Posts

May 11th, 2018 09:00

Community,

Engineering is now testing a new kernel which contains the fix. Should be able to release install instructions on Monday.

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