From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 22 Jun 2001 19:08:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 22 Jun 2001 19:08:13 -0400 Received: from hssx-sktn-167-47.sasknet.sk.ca ([142.165.167.47]:49167 "HELO mail.thock.com") by vger.kernel.org with SMTP id ; Fri, 22 Jun 2001 19:08:08 -0400 Message-ID: <3B33CFE8.DB862308@bigfoot.com> Date: Fri, 22 Jun 2001 17:08:24 -0600 From: Dylan Griffiths X-Mailer: Mozilla 4.73 [en] (X11; U; Linux 2.4.5 i686) X-Accept-Language: en MIME-Version: 1.0 To: Johannes Erdfelt Cc: Linux kernel Subject: Re: Still some problems with UHCI driver in 2.4.5 on VIA chipsets In-Reply-To: <3B2D446A.5C2AEEAC@bigfoot.com> <20010617200855.R9465@sventech.com> <3B2FBF76.40993998@bigfoot.com> <20010622145553.W3715@sventech.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Johannes Erdfelt wrote: > > I think this may be a problem in the dc2xx.o then, since uhci didn't reveal > > any new messages. > > It's possible. Many cameras are touchy wrt to the commands it receives. > If one is slightly wrong, some of them will just stop talking. Yeah, looks like I get to see if I can debug the camera driver.. > Did you try with the usb-uhci driver as well? > > JE Here's a transcript of a session with usb-uhci.o (vs uhci.o). It locks in a way that I can't turn off the camera (have to pop batteries), which is a bit worse than just uhci.o. On the plus side, it seemed a bit faster at a few things. usb.c: USB disconnect on device 1 usb.c: USB bus 1 deregistered usb.c: USB disconnect on device 1 usb.c: USB bus 2 deregistered usb-uhci.c: $Revision: 1.259 $ time 16:56:57 Jun 22 2001 usb-uhci.c: High bandwidth mode enabled PCI: Found IRQ 5 for device 00:04.2 PCI: The same IRQ used for device 00:04.3 usb-uhci.c: USB UHCI at I/O 0xd400, IRQ 5 usb-uhci.c: Detected 2 ports usb.c: new USB bus registered, assigned bus number 1 hub.c: USB hub found hub.c: 2 ports detected PCI: Found IRQ 5 for device 00:04.3 PCI: The same IRQ used for device 00:04.2 usb-uhci.c: USB UHCI at I/O 0xd000, IRQ 5 usb-uhci.c: Detected 2 ports usb.c: new USB bus registered, assigned bus number 2 hub.c: USB hub found hub.c: 2 ports detected usb-uhci.c: v1.251 Georg Acher, Deti Fliegl, Thomas Sailer, Roman Weissgaerber usb-uhci.c: USB Universal Host Controller Interface driver hub.c: USB new device connect on bus1/2, assigned device number 2 dc2xx.c: USB Camera #0 connected, major/minor 180/80 usb_control/bulk_msg: timeout usb_control/bulk_msg: timeout usb_control/bulk_msg: timeout usb_control/bulk_msg: timeout usb_control/bulk_msg: timeout usb-uhci.c: interrupt, status 3, frame# 1004 usb.c: USB disconnect on device 2 usb-uhci.c: interrupt, status 3, frame# 1997 usb-uhci.c: interrupt, status 3, frame# 949 usb-uhci.c: interrupt, status 3, frame# 1949 usb-uhci.c: interrupt, status 3, frame# 901 usb-uhci.c: interrupt, status 3, frame# 1901 dc2xx.c: USB Camera #0 disconnected -- www.kuro5hin.org -- technology and culture, from the trenches.