Return-Path: MIME-Version: 1.0 In-Reply-To: <87eg90ecjv.fsf@intel.com> References: <8737pug8ea.fsf@intel.com> <87eg90ecjv.fsf@intel.com> Date: Wed, 18 May 2016 08:51:18 +0300 Message-ID: Subject: Re: bluez dbus ble connection problem when a filter is set From: =?UTF-8?B?SGFra8SxIEfDtsOnZW/En2x1?= To: Vinicius Costa Gomes Cc: linux-bluetooth@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Hi again, Thanks for the prompt reply, I will further investigate on my own. By the way kernel, firmware all up to date. Cheers Hakki On Tue, May 17, 2016 at 9:59 PM, Vinicius Costa Gomes wrote: > Hi Hakkı, > > Hakkı Göçeoğlu writes: > >> Hi Vinicius, >> >> I have tested the same problem with the newer kernel >> (Linux raspberrypi 4.4.9-v7+ #884 SMP Fri May 6 17:28:59 BST 2016 >> armv7l GNU/Linux) >> the outcome is still the same, is there anything I can do, further >> testing etc. ? > > Just something for futures emails, we are not big fans of top posting > around here. > > The output of 'btmon' (it shows the HCI and MGMT traffic in the system) > should prove helpful. > > I don't really follow the rpi scene, but I heard somewhere that there was an > update for the firmware of the Bluetooth controller. > >> >> Thanks a lot, take care >> >> Hakki >> >> On Sat, May 7, 2016 at 8:12 AM, Hakkı Göçeoğlu wrote: >>> Hi again, please discard my previous mail I had not seen the second question: >>> >>>> Which kernel version are you running? >>> >>> pi@raspberrypi:~ $ uname -a >>> >>> Linux raspberrypi 4.1.19-v7+ #858 SMP Tue Mar 15 15:56:00 GMT 2016 >>> armv7l GNU/Linux >>> >>>> I couldn't reproduce this, can you provide the btmon output when this >>>> happens? >>> >>> I have attached two log outputs, one correct behaviour, and the other >>> erratic, on both the flow is the same until the line: >>> >>> 14:22 src/adapter.c:connected_callback() hci0 device EB:52:CE:B5:A3:52 >>> connected eir_len 0 >>> >>> on the correct flow the next four lines: >>> 14:22 attrib/gattrib.c:g_attrib_ref() 0x1b7eb8: g_attrib_ref=1 >>> 14:22 src/gatt-client.c:btd_gatt_client_connected() Device connected. >>> 14:22 src/device.c:load_gatt_db() Restoring EB:52:CE:B5:A3:52 gatt >>> database from file >>> 14:22 No cache for EB:52:CE:B5:A3:52 >>> >>> and on the erratic flow the next six lines: >>> 15:17 src/adapter.c:device_found_callback() hci0 addr >>> EB:52:CE:B5:A3:52, rssi -48 flags 0x0000 eir_len 21 >>> 15:17 src/device.c:device_set_legacy() legacy 0 >>> 15:17 src/device.c:device_set_rssi_with_delta() rssi -48 delta 16 >>> 15:17 src/device.c:att_connect_cb() connect error: Function not implemented (38) >>> 15:17 src/device.c:btd_device_set_temporary() temporary 1 >>> 15:17 src/adapter.c:dev_disconnected() Device EB:52:CE:B5:A3:52 >>> disconnected, reason 0 >>> >>> cheers >>> >>> Hakki >>> >>> >>> >>> On Sat, May 7, 2016 at 12:54 AM, Vinicius Costa Gomes >>> wrote: >>>> Hi hakkig, >>>> >>>> Hakkı Göçeoğlu writes: >>>> >>>>> Hi All, >>>>> >>>>> raspberry pi 3 >>>>> bluez v5.39 >>>>> testing platform client/bluetoothctl >>>> >>>> Which kernel version are you running? >>>> >>>>> >>>>> I have a ble peripheral device advertising a custom uuid. >>>>> Within bluetoothctl when I try to connect to it after a filter is set, >>>>> one third of the time I get an error. >>>>> There is no problem if no filter is set, turning scanning off before >>>>> the connect command does not help. >>>>> >>>>> Here is an example flow within bluetoothctl >>>>> >>>>> [bluetooth]# set-scan-filter-uuids f655b638-fead-4268-b07c-e5d79d09b22b >>>>> SetDiscoveryFilter success >>>>> [bluetooth]# scan on >>>>> Discovery started >>>>> [CHG] Controller B8:27:EB:37:3F:CD Discovering: yes >>>>> [NEW] Device CF:05:30:F2:6F:5E CF-05-30-F2-6F-5E >>>>> [bluetooth]# connect CF:05:30:F2:6F:5E >>>>> Attempting to connect to CF:05:30:F2:6F:5E >>>>> [CHG] Device CF:05:30:F2:6F:5E Connected: yes >>>>> Failed to connect: org.bluez.Error.Failed >>>>> [CHG] Device CF:05:30:F2:6F:5E Connected: no >>>> >>>> I couldn't reproduce this, can you provide the btmon output when this >>>> happens? >>>> >>>>> >>>>> >>>>> Any ideas? Thanks in advance, cheers >>>>> >>>>> hakkig >>>>> -- >>>>> To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in >>>>> the body of a message to majordomo@vger.kernel.org >>>>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>>> >>>> >>>> Cheers, >>>> -- >>>> Vinicius > > > Cheers, > -- > Vinicius