Return-Path: Sender: "Gustavo F. Padovan" Date: Tue, 27 Dec 2011 23:22:48 -0200 From: Gustavo Padovan To: Rene Herman Cc: Andre Guedes , linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, Marcel Holtmann Subject: Re: [bluetooth] linux-3.x regression (bisected) Message-ID: <20111228012248.GC13870@joana> References: <4EF3BACA.1080405@gmail.com> <4EFA1EB8.9090005@gmail.com> <20111227203008.GA13870@joana> <4EFA447C.3030906@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <4EFA447C.3030906@gmail.com> List-ID: Hi Rene, * Rene Herman [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. Marcel, do you have any idea or have seen this before? Gustavo