From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753075AbZK3N4d (ORCPT ); Mon, 30 Nov 2009 08:56:33 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752938AbZK3N4c (ORCPT ); Mon, 30 Nov 2009 08:56:32 -0500 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:46786 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752557AbZK3N4b (ORCPT ); Mon, 30 Nov 2009 08:56:31 -0500 Date: Sun, 29 Nov 2009 16:58:01 +0100 From: Pavel Machek To: linux-bluetooth@vger.kernel.org, Marcel Holtmann , kernel list Subject: bluetooth cf slow (10KB/sec), lots of dmesg spam Message-ID: <20091129155801.GA1634@ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi! I'm using CF bluetooth card: toy:~# setserial -av /dev/ttyS0 /dev/ttyS0, Line 0, UART: 16950/954, Port: 0xc48202f8, IRQ: 201 Baud_base: 921600, close_delay: 50, divisor: 0 closing_wait: 3000 Flags: spd_normal skip_test toy:~# hciconfig hci0: Type: UART BD Address: 00:10:60:AB:25:9A ACL MTU: 192:8 SCO MTU: 64:8 UP RUNNING PSCAN ISCAN RX bytes:1612262 acl:5084 sco:0 events:3602 errors:0 TX bytes:507156 acl:3779 sco:0 commands:28 errors:0 ...and it mostly works, but slowly, and with tons of complains. Card is: toy:~# lspcmcia -v Socket 0 Bridge: [pxa2xx-pcmcia] (bus ID: pxa2xx-pcmcia) Configuration: state: on ready: yes Voltage: 3.3V Vcc: 3.3V Vpp: 0.0V Socket 0 Device 0: [serial_cs] (bus ID: 0.0) Configuration: state: on Product Name: Compact Flash Bluetooth Card Identification: manf_id: 0x0279 card_id: 0x950b function: 2 (serial) prod_id(1): "Compact Flash" (0x95521410) prod_id(2): "Bluetooth Card" (0x7664fb1d) prod_id(3): --- (---) prod_id(4): --- (---) I believe the problem is 115200 bitrate between system and CF serial; I did setserial baud_base 921600, but that does not seem to speed it up. Do I need to do some special magic to enable high speed? Any ideas? Pavel PM: Adding info for No Bus:hci0 bcsp_recv: Out-of-order packet arrived, got 1 expected 0 PM: Adding info for No Bus:rfcomm1 PM: Adding info for No Bus:hci0:41 PM: Adding info for No Bus:bnep0 bcsp_recv: Short BCSP packet bcsp_recv: Out-of-order packet arrived, got 5 expected 4 bcsp_recv: Out-of-order packet arrived, got 6 expected 4 SysRq : Changing Loglevel Loglevel set to 1 bcsp_recv: Short BCSP packet bcsp_recv: Out-of-order packet arrived, got 1 expected 0 bcsp_recv: Out-of-order packet arrived, got 2 expected 0 bcsp_recv: Out-of-order packet arrived, got 3 expected 0 bcsp_recv: Short BCSP packet ... bcsp_recv: Out-of-order packet arrived, got 2 expected 7 bcsp_recv: Short BCSP packet bcsp_recv: Out-of-order packet arrived, got 7 expected 6 bcsp_recv: Out-of-order packet arrived, got 0 expected 6 bcsp_recv: Out-of-order packet arrived, got 1 expected 6 bcsp_recv: Short BCSP packet bcsp_recv: Error in BCSP hdr checksum bcsp_recv: Out-of-order packet arrived, got 4 expected 2 bcsp_recv: Out-of-order packet arrived, got 5 expected 2 bcsp_recv: Short BCSP packet bcsp_recv: Out-of-order packet arrived, got 2 expected 1 bcsp_recv: Out-of-order packet arrived, got 3 expected 1 bcsp_recv: Out-of-order packet arrived, got 4 expected 1 bcsp_unslip_one_byte: Invalid byte 00 after esc byte bcsp_recv: Out-of-order packet arrived, got 4 expected 3 bcsp_recv: Out-of-order packet arrived, got 5 expected 3 bcsp_recv: Out-of-order packet arrived, got 6 expected 3 bcsp_recv: Short BCSP packet -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html