From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: <432CA117.5060109@psi.co.at> From: Raphael Wegmann MIME-Version: 1.0 To: bluez-devel@lists.sourceforge.net Cc: swegmann@repr.at Content-Type: text/plain; charset=ISO-8859-15; format=flowed Subject: [Bluez-devel] rfcomm bluez problem Sender: bluez-devel-admin@lists.sourceforge.net Errors-To: bluez-devel-admin@lists.sourceforge.net Reply-To: bluez-devel@lists.sourceforge.net List-Unsubscribe: , List-Id: BlueZ development List-Post: List-Help: List-Subscribe: , List-Archive: Date: Sun, 18 Sep 2005 01:04:55 +0200 Hello, the connection to my bluetooth modem doesn't work very reliable. When I connect successfully, "hcidump -V -X" looks like this: . < HCI Command: Create Connection (0x01|0x0005) plen 13 0000: df cd 29 60 10 00 18 cc 02 00 00 00 01 ..)`......... > HCI Event: Command Status (0x0f) plen 4 Create Connection (0x01|0x0005) status 0x00 ncmd 1 > HCI Event: Link Key Request (0x17) plen 6 0000: df cd 29 60 10 00 ..)`.. < HCI Command: Link Key Request Reply (0x01|0x000b) plen 22 0000: df cd 29 60 10 00 ed 42 d3 73 9a 98 15 6e 09 95 ..)`...B.s...n.. 0010: 99 58 13 08 39 e2 .X..9. > HCI Event: Command Complete (0x0e) plen 10 Link Key Request Reply (0x01|0x000b) ncmd 1 0000: 00 df cd 29 60 10 00 ...)`.. > HCI Event: Connect Complete (0x03) plen 11 status 0x00 handle 41 bdaddr 00:10:60:29:CD:DF type ACL encrypt 0x01 < ACL data: handle 41 flags 0x02 dlen 12 L2CAP(s): Connect req: psm 3 scid 0x0040 < HCI Command: Write Link Policy Settings (0x02|0x000d) plen 4 0000: 29 00 06 00 )... > HCI Event: Number of Completed Packets (0x13) plen 5 0000: 01 29 00 01 00 .)... > HCI Event: Command Complete (0x0e) plen 6 Write Link Policy Settings (0x02|0x000d) ncmd 1 0000: 00 29 00 .). > HCI Event: Page Scan Repetition Mode Change (0x20) plen 7 0000: df cd 29 60 10 00 01 ..)`... > HCI Event: Max Slots Change (0x1b) plen 3 0000: 29 00 05 ).. > ACL data: handle 41 flags 0x02 dlen 16 L2CAP(s): Connect rsp: dcid 0x0040 scid 0x0040 result 1 status 2 Connection pending - Authorization pending > ACL data: handle 41 flags 0x02 dlen 16 In the error case, the trace looks like this: . < HCI Command: Create Connection (0x01|0x0005) plen 13 0000: df cd 29 60 10 00 18 cc 02 00 00 00 01 ..)`......... > HCI Event: Command Status (0x0f) plen 4 Create Connection (0x01|0x0005) status 0x00 ncmd 1 > HCI Event: Link Key Request (0x17) plen 6 0000: df cd 29 60 10 00 ..)`.. < HCI Command: Link Key Request Reply (0x01|0x000b) plen 22 0000: df cd 29 60 10 00 ed 42 d3 73 9a 98 15 6e 09 95 ..)`...B.s...n.. 0010: 99 58 13 08 39 e2 .X..9. > HCI Event: Command Complete (0x0e) plen 10 Link Key Request Reply (0x01|0x000b) ncmd 1 0000: 00 df cd 29 60 10 00 ...)`.. > HCI Event: Connect Complete (0x03) plen 11 status 0x00 handle 41 bdaddr 00:10:60:29:CD:DF type ACL encrypt 0x01 < ACL data: handle 41 flags 0x02 dlen 12 L2CAP(s): Connect req: psm 3 scid 0x0040 < HCI Command: Write Link Policy Settings (0x02|0x000d) plen 4 0000: 29 00 06 00 )... > HCI Event: Command Complete (0x0e) plen 6 Write Link Policy Settings (0x02|0x000d) ncmd 1 0000: 00 29 00 .). > HCI Event: Page Scan Repetition Mode Change (0x20) plen 7 0000: df cd 29 60 10 00 01 ..)`... > HCI Event: Max Slots Change (0x1b) plen 3 0000: 29 00 05 ).. < HCI Command: Disconnect (0x01|0x0006) plen 3 0000: 29 00 13 ).. > HCI Event: Command Status (0x0f) plen 4 Disconnect (0x01|0x0006) status 0x00 ncmd 1 > HCI Event: Disconn Complete (0x05) plen 4 status 0x00 handle 41 reason 0x16 Reason: Connection Terminated by Local Host Sometimes it's enough to restart the bluez-utils Ver 2.15 (hcid & sdpd), but in other cases I need to reload these kernel modules: Module Size Used by Not tainted rfcomm 25376 1 l2cap 13008 2 (autoclean) [rfcomm] uhci 21468 0 (unused) hci_usb 7320 1 bluez 24548 3 [rfcomm l2cap hci_usb] /proc/bus/usb/devices: T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2 B: Alloc= 27/900 us ( 3%), #Int= 1, #Iso= 2 D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 P: Vendor=0000 ProdID=0000 Rev= 0.00 S: Product=USB UHCI-alt Root Hub S: SerialNumber=fce0 C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms 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=64 #Cfgs= 1 P: Vendor=0a12 ProdID=0001 Rev= 8.28 C:* #Ifs= 3 Cfg#= 1 Atr=c0 MxPwr= 0mA 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=02(O) Atr=02(Bulk) MxPS= 64 Ivl=0ms E: Ad=82(I) 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=03(O) Atr=01(Isoc) MxPS= 0 Ivl=1ms E: Ad=83(I) 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=03(O) Atr=01(Isoc) MxPS= 9 Ivl=1ms E: Ad=83(I) 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=03(O) Atr=01(Isoc) MxPS= 17 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 17 Ivl=1ms I: If#= 1 Alt= 3 #EPs= 2 Cls=e0(unk. ) Sub=01 Prot=01 Driver=hci_usb E: Ad=03(O) Atr=01(Isoc) MxPS= 25 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 25 Ivl=1ms I: If#= 1 Alt= 4 #EPs= 2 Cls=e0(unk. ) Sub=01 Prot=01 Driver=hci_usb E: Ad=03(O) Atr=01(Isoc) MxPS= 33 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 33 Ivl=1ms I: If#= 1 Alt= 5 #EPs= 2 Cls=e0(unk. ) Sub=01 Prot=01 Driver=hci_usb E: Ad=03(O) Atr=01(Isoc) MxPS= 49 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 49 Ivl=1ms I: If#= 2 Alt= 0 #EPs= 0 Cls=fe(app. ) Sub=01 Prot=00 Driver=(none) # lspci -v ... 0000:00:07.2 USB Controller: Intel Corp. 82371AB/EB/MB PIIX4 USB (rev 01) (prog-if 00 [UHCI]) Flags: bus master, medium devsel, latency 64, IRQ 11 I/O ports at fce0 [size=32] ... # grep BLUEZ config-2.4.27 CONFIG_BLUEZ=m CONFIG_BLUEZ_L2CAP=m CONFIG_BLUEZ_SCO=m CONFIG_BLUEZ_RFCOMM=m CONFIG_BLUEZ_RFCOMM_TTY=y CONFIG_BLUEZ_BNEP=m CONFIG_BLUEZ_BNEP_MC_FILTER=y CONFIG_BLUEZ_BNEP_PROTO_FILTER=y CONFIG_BLUEZ_CMTP=m CONFIG_BLUEZ_HIDP=m CONFIG_BLUEZ_HCIUSB=m CONFIG_BLUEZ_HCIUSB_SCO=y CONFIG_BLUEZ_HCIUART=m CONFIG_BLUEZ_HCIUART_H4=y CONFIG_BLUEZ_HCIUART_BCSP=y # CONFIG_BLUEZ_HCIUART_BCSP_TXCRC is not set CONFIG_BLUEZ_HCIBFUSB=m CONFIG_BLUEZ_HCIDTL1=m CONFIG_BLUEZ_HCIBT3C=m CONFIG_BLUEZ_HCIBLUECARD=m CONFIG_BLUEZ_HCIBTUART=m CONFIG_BLUEZ_HCIVHCI=m Syslog reports the following errors: hci_acl_tx_to: hci0 ACL tx timeout hci_acl_tx_to: hci0 killing stalled ACL connection DF:CD:29:60:10:00 usbdevfs: USBDEVFS_CONTROL failed dev 2 rqt 64 rq 0 len 0 ret -32 best regards -- Raphael ------------------------------------------------------- SF.Net email is sponsored by: Tame your development challenges with Apache's Geronimo App Server. 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