From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtp.seznam.cz ([77.75.72.43]:38196 "EHLO smtp.seznam.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932620AbZKDWDT (ORCPT ); Wed, 4 Nov 2009 17:03:19 -0500 Message-ID: <4AF1FA24.4090608@email.cz> Date: Wed, 04 Nov 2009 23:03:16 +0100 From: Martin Rod MIME-Version: 1.0 To: Laurent Pinchart CC: linux-media@vger.kernel.org Subject: Re: MSI StarCam Racer - No valid video chain found References: <4AED4C3B.3020706@email.cz> <200911021437.05207.laurent.pinchart@ideasonboard.com> <4AEF41B6.6080102@email.cz> <200911041609.29721.laurent.pinchart@ideasonboard.com> In-Reply-To: <200911041609.29721.laurent.pinchart@ideasonboard.com> Content-Type: multipart/mixed; boundary="------------010904080907030504030908" Sender: linux-media-owner@vger.kernel.org List-ID: This is a multi-part message in MIME format. --------------010904080907030504030908 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Hi Laurent, I send you log file with trace (kernel 2.6.30.9) I have tried this kernel (on UBNT RouterStation and OpenWrt) with results: 2.6.28.10. - camera works, I tried only snapshots (I have to use external power for USB, without external power sometimes works, sometimes no ...) 2.6.31.5 - kernel copmpiles ok, but uvcvideo module was missing, I don't know why ... Thanks, Martin Laurent Pinchart napsal(a): > Hi Martin, > > On Monday 02 November 2009 21:31:50 Martin Rod wrote: > >> Hi Laurent, >> >> I send you output of lsusb. I think, that the uvcdriver is the latest. I >> try older kernel tomorrow. >> > > Could you please load the driver with trace=255 (modprobe uvcvideo trace=255) > or, if the driver is already loaded, change the trace parameter to 255 (echo > 255 > /sys/module/uvcvideo/parameters/trace), plug your camera and send me the > messages printed by the uvcvideo driver to the kernel log? > > Thanks. > > --------------010904080907030504030908 Content-Type: text/plain; name="log_trace.txt" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="log_trace.txt" usb 1-1: USB disconnect, address 3 usb 1-1: new high speed USB device using ar71xx-ehci and address 4 usb 1-1: configuration #1 chosen from 1 choice uvcvideo: Probing generic UVC device 1 uvcvideo: Found format YUV 4:2:2 (YUYV). uvcvideo: - 640x480 (30.0 fps) uvcvideo: - 352x288 (30.0 fps) uvcvideo: - 320x240 (30.0 fps) uvcvideo: - 176x144 (30.0 fps) uvcvideo: - 160x120 (30.0 fps) uvcvideo: device 4 videostreaminginterface 1 frame index 9 out of range uvcvideo: Found a Status endpoint (addr 83). uvcvideo: Found UVC 1.00 device USB 2.0 Camera (0c45:62e0) uvcvideo: Added control 00000000-0000-0000-0000-000000000101/2 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/3 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/6 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/7 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/8 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/9 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/10 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/1 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/4 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/5 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000101/11 to device 1 entity 3 uvcvideo: Added control 00000000-0000-0000-0000-000000000001/2 to device 1 entity 1 uvcvideo: Added control 00000000-0000-0000-0000-000000000001/3 to device 1 entity 1 uvcvideo: Added control 00000000-0000-0000-0000-000000000001/4 to device 1 entity 1 uvcvideo: Added control 00000000-0000-0000-0000-000000000001/11 to device 1 entity 1 uvcvideo: Added control 00000000-0000-0000-0000-000000000001/13 to device 1 entity 1 uvcvideo: Scanning UVC chain: OT 2 <- XU 5 <- XU 4 <- PU 3 <- IT 1 uvcvideo: No valid video chain found. --------------010904080907030504030908--