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From: Marcel Holtmann <marcel@holtmann.org>
To: SDiZ <sdiz@sdiz.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH][BLUETOOTH] add HCI_BROKEN_ISOC for 0e5e:6622 (bugzilla #9027)
Date: Wed, 13 Feb 2008 16:40:06 +0100	[thread overview]
Message-ID: <1202917206.7664.417.camel@violet> (raw)
In-Reply-To: <47B30E11.2080903@sdiz.net>

Hi,

> >> This patch fix bugzilla #9027.
> >> ``Syslog flooded with "hci_scodata_packet: hci0 SCO packet for unknown
> >> connection handle 92" message"
> >>
> >> see http://bugzilla.kernel.org/show_bug.cgi?id=9027
> >>     
> >
> > when we get the content of /proc/bus/usb/devices for this one. Do you
> > have the manufacturer name of it or at least an idea which kind of
> > device this is. Check "hciconfig hci0 version".
> >   
> It have no text on the chips and package, so I don't know the
> manufacturer name.

and what about "hciconfig hci0 version"?

> /proc/bus/usb/devices shows:
> 
> 
> T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 2 Spd=12 MxCh= 0
> D: Ver= 1.10 Cls=e0(unk. ) Sub=01 Prot=01 MxPS=16 #Cfgs= 1
> P: Vendor=0e5e ProdID=6622 Rev= 1.34
> C:* #Ifs= 2 Cfg#= 1 Atr=80 MxPwr=100mA
> I:* If#= 0 Alt= 0 #EPs= 3 Cls=e0(unk. ) Sub=01 Prot=01 Driver=hci_usb
> E: Ad=81(I) Atr=03(Int.) MxPS= 16 Ivl=1ms
> E: Ad=82(I) Atr=02(Bulk) MxPS= 64 Ivl=0ms
> E: Ad=02(O) Atr=02(Bulk) MxPS= 64 Ivl=0ms
> I: If#= 1 Alt= 0 #EPs= 2 Cls=e0(unk. ) Sub=01 Prot=01 Driver=hci_usb
> E: Ad=83(I) Atr=01(Isoc) MxPS= 0 Ivl=1ms
> E: Ad=03(O) Atr=01(Isoc) MxPS= 0 Ivl=1ms
> I: If#= 1 Alt= 1 #EPs= 2 Cls=e0(unk. ) Sub=01 Prot=01 Driver=hci_usb
> E: Ad=83(I) Atr=01(Isoc) MxPS= 9 Ivl=1ms
> E: Ad=03(O) Atr=01(Isoc) MxPS= 9 Ivl=1ms
> I:* If#= 1 Alt= 2 #EPs= 2 Cls=e0(unk. ) Sub=01 Prot=01 Driver=hci_usb
> E: Ad=83(I) Atr=01(Isoc) MxPS= 17 Ivl=1ms
> E: Ad=03(O) Atr=01(Isoc) MxPS= 17 Ivl=1ms

That is not all. Otherwise it is violating the Bluetooth HCI USB
specification and we have bigger problems when switching USB alternate
endpoints.

Regards

Marcel



  reply	other threads:[~2008-02-13 15:40 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-13  3:40 SDiZ
2008-02-13  6:02 ` David Miller
2008-02-13 10:31 ` Marcel Holtmann
2008-02-13 15:34   ` SDiZ
2008-02-13 15:40     ` Marcel Holtmann [this message]
2008-02-13 16:07       ` SDiZ
2008-02-19 20:55         ` Marcel Holtmann
2008-02-19  2:14       ` SDiZ

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