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SubjectRe: [bluetooth] linux-3.x regression (bisected)
* Gustavo Padovan <padovan@profusion.mobi> [2011-12-27 23:22:48 -0200]:

> Hi Rene,
>
> * Rene Herman <rene.herman@gmail.com> [2011-12-27 23:19:40 +0100]:
>
> > On 27-12-11 21:30, Gustavo Padovan wrote:
> >
> > >Seems your extfeatures is telling you something different from what it really
> > >supports. Can you try with the following diff (use the dynamic debug that Andre
> > >told you)
> >
> > Attached. The result is "features: 0xff".
> >
> > I suppose that (should) mean(s) "all features"; if that's not
> > actually a valid possibility due, perhaps, to undefined or mutually
> > exclusive bits then maybe it's an option to take 0xff to mean that
> > the adapter doesn't in fact support any of them?
> >
> > >Also the output of hcidump would nice.
> >
> > If the below (which is what hcidump spit back at me at some as far
> > as I could determine random moment) is not what you wanted, I
> > believe you will need to specify which action to take while
> > monitoring things with hcidump.
> >
> > ==============
> > HCI sniffer - Bluetooth packet analyzer ver 2.1
> > device: hci0 snap_len: 1028 filter: 0xffffffff
> > < HCI Command: Reset (0x03|0x0003) plen 0
> > > HCI Event: Command Complete (0x0e) plen 4
> > Reset (0x03|0x0003) ncmd 1
> > status 0x00
> > < HCI Command: Read Local Supported Features (0x04|0x0003) plen 0
> > > HCI Event: Command Complete (0x0e) plen 12
> > Read Local Supported Features (0x04|0x0003) ncmd 1
> > status 0x00
> > Features: 0xff 0xfe 0xff 0x7e 0x98 0x19 0x00 0x80
> > < HCI Command: Read Local Version Information (0x04|0x0001) plen 0
> > > HCI Event: Command Complete (0x0e) plen 12
> > Read Local Version Information (0x04|0x0001) ncmd 1
> > status 0x00
> > HCI Version: 2.0 (0x3) HCI Revision: 0x2da
> > LMP Version: 2.0 (0x3) LMP Subversion: 0x2da
> > Manufacturer: Integrated System Solution Corp. (57)
> > < HCI Command: Read Buffer Size (0x04|0x0005) plen 0
> > > HCI Event: Command Complete (0x0e) plen 11
> > Read Buffer Size (0x04|0x0005) ncmd 1
> > status 0x00
> > ACL MTU 1021:4 SCO MTU 48:10
> > < HCI Command: Read BD ADDR (0x04|0x0009) plen 0
> > > HCI Event: Command Complete (0x0e) plen 10
> > Read BD ADDR (0x04|0x0009) ncmd 1
> > status 0x00 bdaddr 00:11:67:C0:12:9E
> > < HCI Command: Read Class of Device (0x03|0x0023) plen 0
> > > HCI Event: Command Complete (0x0e) plen 7
> > Read Class of Device (0x03|0x0023) ncmd 1
> > status 0x00 class 0x000000
> > < HCI Command: Read Local Name (0x03|0x0014) plen 0
> > > HCI Event: Command Complete (0x0e) plen 252
> > Read Local Name (0x03|0x0014) ncmd 1
> > status 0x00 name 'ISSCEDRBTA'
> > < HCI Command: Read Voice Setting (0x03|0x0025) plen 0
> > > HCI Event: Command Complete (0x0e) plen 6
> > Read Voice Setting (0x03|0x0025) ncmd 1
> > status 0x00 voice setting 0x0060
> > < HCI Command: Set Event Filter (0x03|0x0005) plen 1
> > type 0 condition 0
> > Clear all filters
> > > HCI Event: Command Complete (0x0e) plen 4
> > Set Event Filter (0x03|0x0005) ncmd 1
> > status 0x00
> > < HCI Command: Write Connection Accept Timeout (0x03|0x0016) plen 2
> > timeout 32000
> > > HCI Event: Command Complete (0x0e) plen 4
> > Write Connection Accept Timeout (0x03|0x0016) ncmd 1
> > status 0x00
> > < HCI Command: Delete Stored Link Key (0x03|0x0012) plen 7
> > bdaddr 00:00:00:00:00:00 all 1
> > > HCI Event: Command Complete (0x0e) plen 6
> > Delete Stored Link Key (0x03|0x0012) ncmd 1
> > status 0x00 deleted 0
> > < HCI Command: Set Event Mask (0x03|0x0001) plen 8
> > Mask: 0xfffffbff07180000
> > > HCI Event: Command Complete (0x0e) plen 4
> > Set Event Mask (0x03|0x0001) ncmd 1
> > status 0x00
> > < HCI Command: Read Local Supported Commands (0x04|0x0002) plen 0
> > > HCI Event: Command Complete (0x0e) plen 68
> > Read Local Supported Commands (0x04|0x0002) ncmd 1
> > status 0x00
> > Commands: ffffef03ceffffffffffff9ff30fe8ff3c
> > < HCI Command: Write Inquiry Mode (0x03|0x0045) plen 1
> > mode 1
> > > HCI Event: Command Complete (0x0e) plen 4
> > Write Inquiry Mode (0x03|0x0045) ncmd 1
> > status 0x00
> > < HCI Command: Read Local Extended Features (0x04|0x0004) plen 1
> > page 1
> > > HCI Event: Command Complete (0x0e) plen 14
> > Read Local Extended Features (0x04|0x0004) ncmd 1
> > status 0x00 page 0 max 0
> > Features: 0xff 0xfe 0xff 0x7e 0x98 0x19 0x00 0x80
>
> For some reason your adapter is returning here the same value of Read Local
> Features. I would say your device is broken. The only fix I have in mind now
> is throw away the device.

Yes, I have one of these ISSC devices, it's completely broken device.

Gustavo


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