From: Randy Dunlap <rdunlap@infradead.org>
To: unlisted-recipients:; (no To-header on input)
Cc: Nathaniel Russell <naterussell83@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-media <linux-media@vger.kernel.org>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
dri-devel <dri-devel@lists.freedesktop.org>,
intel-gfx <intel-gfx@lists.freedesktop.org>
Subject: Re: Linux Kernel 5.2.8 (uvc or i915? <<<)
Date: Thu, 15 Aug 2019 20:10:03 -0700 [thread overview]
Message-ID: <5d637638-12d1-6c39-8f76-824a0e875feb@infradead.org> (raw)
In-Reply-To: <CAONH+JnZpbpdiwdajP7ke7X7wQGU7m4YoyZRDbLHKmRufkD6mQ@mail.gmail.com>
[adding mailing lists etc. with Nathaniel's test info]
On 8/15/19 7:21 PM, Nathaniel Russell wrote:
> Well i surpressed the uvcvideo driver and you are right Randy it
> definitely is not the uvcvideo driver. There is something going on in
> the i915 driver.
>
>
> On 8/15/19, Randy Dunlap <rdunlap@infradead.org> wrote:
>> On 8/15/19 6:15 PM, Nathaniel Russell wrote:
>>> I would really like help with the kernel error with my uvcvideo driver.
>>>
>>
>> Hi again.
>>
>> What makes you think that the problem is related to the uvcvideo driver?
>> Does some previous kernel version work correctly? If so, what version(s)?
>>
>>
>> Does this warning message only happen when the uvcvideo driver is being
>> loaded?
>> Can you suppress loading of the uvcvideo driver to find out?
>>
>> Most of the problems/errors/warnings that I see are related to the i915
>> driver:
>>
>> [ 13.032341] timed out waiting for port C ready: got 0x20, expected 0xe0
>> [ 13.032872] WARNING: CPU: 1 PID: 239 at
>> drivers/gpu/drm/i915/intel_display.c:1597 vlv_wait_port_ready+0x99/0xe0
>> [i915]
>> [ 13.033632] RIP: 0010:vlv_wait_port_ready+0x99/0xe0 [i915]
>>
>> although there are a few uvcvideo warnings:
>> [ 13.039305] uvcvideo 1-5:1.0: Entity type for entity Extension 4 was not
>> initialized!
>> [ 13.039318] uvcvideo 1-5:1.0: Entity type for entity Extension 3 was not
>> initialized!
>> [ 13.039330] uvcvideo 1-5:1.0: Entity type for entity Processing 2 was not
>> initialized!
>> [ 13.039339] uvcvideo 1-5:1.0: Entity type for entity Camera 1 was not
>> initialized!
>>
>>
>> Laurent, do you see any uvc issues here? Any ideas/suggestions?
>>
>>
>> @intel-gfx: any ideas about what is going on here with the i915 driver?
>>
>>
>>
>> Original message to lkml:
>> https://lore.kernel.org/lkml/CAONH+Jm-O6=DQ+K2n5pNTNMg2Sq1KcVNFLuweVh6W82OPEFJoQ@mail.gmail.com/T/#u
>>
>> Previous message for 5.1.21 kernel:
>> https://lore.kernel.org/lkml/CAONH+JkTFujY9vEyNNuem+9rJ2qBKkf-PbKk9=DBSVEp6kW=yw@mail.gmail.com/
>>
>>
>> thanks.
>> --
>> ~Randy
>>
--
~Randy
WARNING: multiple messages have this Message-ID (diff)
From: Randy Dunlap <rdunlap@infradead.org>
Cc: intel-gfx <intel-gfx@lists.freedesktop.org>,
LKML <linux-kernel@vger.kernel.org>,
dri-devel <dri-devel@lists.freedesktop.org>,
Nathaniel Russell <naterussell83@gmail.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
linux-media <linux-media@vger.kernel.org>
Subject: Re: Linux Kernel 5.2.8 (uvc or i915? <<<)
Date: Thu, 15 Aug 2019 20:10:03 -0700 [thread overview]
Message-ID: <5d637638-12d1-6c39-8f76-824a0e875feb@infradead.org> (raw)
In-Reply-To: <CAONH+JnZpbpdiwdajP7ke7X7wQGU7m4YoyZRDbLHKmRufkD6mQ@mail.gmail.com>
[adding mailing lists etc. with Nathaniel's test info]
On 8/15/19 7:21 PM, Nathaniel Russell wrote:
> Well i surpressed the uvcvideo driver and you are right Randy it
> definitely is not the uvcvideo driver. There is something going on in
> the i915 driver.
>
>
> On 8/15/19, Randy Dunlap <rdunlap@infradead.org> wrote:
>> On 8/15/19 6:15 PM, Nathaniel Russell wrote:
>>> I would really like help with the kernel error with my uvcvideo driver.
>>>
>>
>> Hi again.
>>
>> What makes you think that the problem is related to the uvcvideo driver?
>> Does some previous kernel version work correctly? If so, what version(s)?
>>
>>
>> Does this warning message only happen when the uvcvideo driver is being
>> loaded?
>> Can you suppress loading of the uvcvideo driver to find out?
>>
>> Most of the problems/errors/warnings that I see are related to the i915
>> driver:
>>
>> [ 13.032341] timed out waiting for port C ready: got 0x20, expected 0xe0
>> [ 13.032872] WARNING: CPU: 1 PID: 239 at
>> drivers/gpu/drm/i915/intel_display.c:1597 vlv_wait_port_ready+0x99/0xe0
>> [i915]
>> [ 13.033632] RIP: 0010:vlv_wait_port_ready+0x99/0xe0 [i915]
>>
>> although there are a few uvcvideo warnings:
>> [ 13.039305] uvcvideo 1-5:1.0: Entity type for entity Extension 4 was not
>> initialized!
>> [ 13.039318] uvcvideo 1-5:1.0: Entity type for entity Extension 3 was not
>> initialized!
>> [ 13.039330] uvcvideo 1-5:1.0: Entity type for entity Processing 2 was not
>> initialized!
>> [ 13.039339] uvcvideo 1-5:1.0: Entity type for entity Camera 1 was not
>> initialized!
>>
>>
>> Laurent, do you see any uvc issues here? Any ideas/suggestions?
>>
>>
>> @intel-gfx: any ideas about what is going on here with the i915 driver?
>>
>>
>>
>> Original message to lkml:
>> https://lore.kernel.org/lkml/CAONH+Jm-O6=DQ+K2n5pNTNMg2Sq1KcVNFLuweVh6W82OPEFJoQ@mail.gmail.com/T/#u
>>
>> Previous message for 5.1.21 kernel:
>> https://lore.kernel.org/lkml/CAONH+JkTFujY9vEyNNuem+9rJ2qBKkf-PbKk9=DBSVEp6kW=yw@mail.gmail.com/
>>
>>
>> thanks.
>> --
>> ~Randy
>>
--
~Randy
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2019-08-16 3:10 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-16 1:15 Linux Kernel 5.2.8 Nathaniel Russell
2019-08-16 1:53 ` Linux Kernel 5.2.8 (uvc or i915?) Randy Dunlap
[not found] ` <CAONH+JnZpbpdiwdajP7ke7X7wQGU7m4YoyZRDbLHKmRufkD6mQ@mail.gmail.com>
2019-08-16 3:10 ` Randy Dunlap [this message]
2019-08-16 3:10 ` Linux Kernel 5.2.8 (uvc or i915? <<<) Randy Dunlap
2019-08-16 9:58 ` Laurent Pinchart
2019-08-16 21:35 ` Nathaniel Russell
2019-08-16 13:47 ` [Intel-gfx] Linux Kernel 5.2.8 (uvc or i915?) Jani Nikula
2019-08-16 21:08 ` Nathaniel Russell
2019-08-21 11:48 ` Jani Nikula
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