From: Roger Whittaker <Roger.Whittaker@suse.com>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Takashi Iwai <tiwai@suse.de>, Johan Hovold <johan@kernel.org>,
Greg KH <gregkh@linuxfoundation.org>,
Takashi Iwai <tiwai@suse.com>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>
Subject: Re: Certain cameras no longer working with uvcvideo on recent (openSUSE) kernels
Date: Thu, 2 Jan 2020 21:51:55 +0000 [thread overview]
Message-ID: <20200102215150.GA19206@suse.com> (raw)
In-Reply-To: <Pine.LNX.4.44L0.2001021246480.1309-100000@iolanthe.rowland.org>
On Thu, Jan 02, 2020 at 12:49:00PM -0500, Alan Stern wrote:
> Roger, you can get more information by plugging in the device and
> then posting the contents of /sys/kernel/debug/usb/devices (or just
> the portion that refers to the camera). It would be interesting to
> compare the values from the kernel with the commit present and the
> kernel with the commit reverted.
5.3.12-2-default (commit present)
T: Bus=01 Lev=04 Prnt=08 Port=00 Cnt=01 Dev#= 10 Spd=480 MxCh= 0
D: Ver= 2.00 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=1778 ProdID=0214 Rev= 7.07
S: Manufacturer=IPEVO Inc.
S: Product=IPEVO Point 2 View
C:* #Ifs= 3 Cfg#= 1 Atr=80 MxPwr=500mA
A: FirstIf#= 1 IfCount= 2 Cls=0e(video) Sub=03 Prot=00
I:* If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=00 Prot=00 Driver=usbhid
E: Ad=85(I) Atr=03(Int.) MxPS= 8 Ivl=64ms
I:* If#= 1 Alt= 0 #EPs= 1 Cls=0e(video) Sub=01 Prot=00 Driver=uvcvideo
E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=32ms
I:* If#= 2 Alt= 0 #EPs= 1 Cls=0e(video) Sub=02 Prot=00 Driver=(none)
E: Ad=82(I) Atr=05(Isoc) MxPS= 0 Ivl=125us
I: If#= 2 Alt= 1 #EPs= 1 Cls=0e(video) Sub=02 Prot=00 Driver=(none)
E: Ad=82(I) Atr=05(Isoc) MxPS=3060 Ivl=125us
----------------
5.4.7-1.g43720a7-default (commit reverted)
T: Bus=01 Lev=04 Prnt=08 Port=00 Cnt=01 Dev#= 13 Spd=480 MxCh= 0
D: Ver= 2.00 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=1778 ProdID=0214 Rev= 7.07
S: Manufacturer=IPEVO Inc.
S: Product=IPEVO Point 2 View
C:* #Ifs= 3 Cfg#= 1 Atr=80 MxPwr=500mA
A: FirstIf#= 1 IfCount= 2 Cls=0e(video) Sub=03 Prot=00
I:* If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=00 Prot=00 Driver=usbhid
E: Ad=85(I) Atr=03(Int.) MxPS= 8 Ivl=64ms
I:* If#= 1 Alt= 0 #EPs= 1 Cls=0e(video) Sub=01 Prot=00 Driver=uvcvideo
E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=32ms
I:* If#= 2 Alt= 0 #EPs= 1 Cls=0e(video) Sub=02 Prot=00 Driver=uvcvideo
E: Ad=82(I) Atr=05(Isoc) MxPS= 0 Ivl=125us
I: If#= 2 Alt= 1 #EPs= 1 Cls=0e(video) Sub=02 Prot=00 Driver=uvcvideo
E: Ad=82(I) Atr=05(Isoc) MxPS=3060 Ivl=125us
--
============================================
Roger Whittaker
SUSE Linux Premium Support Engineer
roger.whittaker@suse.com
+44 7802 357081
SUSE Linux
One Station Square
Bracknell
RG12 1QB
United Kingdom
============================================
next prev parent reply other threads:[~2020-01-02 21:52 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20200101144709.GA8389@suse.com>
[not found] ` <20200101172449.GF6226@pendragon.ideasonboard.com>
[not found] ` <20200101175220.GA18140@suse.com>
2020-01-01 18:35 ` Certain cameras no longer working with uvcvideo on recent (openSUSE) kernels Laurent Pinchart
2020-01-01 18:47 ` Greg KH
2020-01-01 20:09 ` Alan Stern
2020-01-02 11:20 ` Johan Hovold
2020-01-02 13:11 ` Takashi Iwai
2020-01-02 15:06 ` Alan Stern
2020-01-02 15:32 ` Johan Hovold
2020-01-02 18:24 ` Alan Stern
2020-01-02 16:38 ` Laurent Pinchart
2020-01-02 16:57 ` Roger Whittaker
2020-01-02 17:03 ` Laurent Pinchart
2020-01-02 17:49 ` Alan Stern
2020-01-02 21:51 ` Roger Whittaker [this message]
2020-01-02 23:11 ` Laurent Pinchart
2020-01-03 15:13 ` Alan Stern
2020-01-04 18:22 ` Laurent Pinchart
2020-01-05 12:28 ` Roger Whittaker
2020-01-06 15:43 ` [PATCH] USB: Fix: Don't skip endpoint descriptors with maxpacket=0 Alan Stern
2020-01-06 16:03 ` Johan Hovold
2020-01-06 16:17 ` Alan Stern
2020-01-06 19:12 ` Greg KH
2020-01-06 16:13 ` Laurent Pinchart
2020-01-06 16:21 ` Alan Stern
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