From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from nav6.org ([219.93.2.80]:48983 "EHLO nav6.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751030AbZCRA0f (ORCPT ); Tue, 17 Mar 2009 20:26:35 -0400 Message-ID: <49C03FAE.9060009@nav6.org> Date: Wed, 18 Mar 2009 09:26:22 +0900 From: Ang Way Chuang MIME-Version: 1.0 To: Grant Gardner CC: linux-media@vger.kernel.org Subject: Re: No subsystem id (and therefore no cx88_dvb loaded) after reboot References: In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: I experience similar problem with HVR4000 Lite cards that we have in the lab. The card can't tune after cold boot, but a reboot will fix the problem. I will check whether it has the similar invalid subsystem id problem. Grant Gardner wrote: > > > I'm looking for some pointers on debugging a problem with my DVICO > FusionHDTV Hybrid DVB-T card. > > The device was working perfectly prior to a reconfiguration of my machine, > kernel upgrade etc... > > Now, on a cold start everything seems to start smoothly but I can't tune > channels. > > Then, after a reboot the device is not detected due to "invalid subsystem > id". As below lspci reports no subsystem information at all. > > Comparing the lspci output seems to be around the "Region 0: Memory at > ee000000 v de000000", but I'm not > sure what this means, and whether fixing the reboot problem will fix the > channel tuning problem. > > Running mythbuntu 8.10 > 2.6.27-11-generic #1 SMP Thu Jan 29 19:28:32 UTC 2009 x86_64 GNU/Linux > > lspci -vvnn after cold start > > 00:0a.0 Multimedia video controller [0400]: Conexant Systems, Inc. > CX23880/1/2/3 PCI Video and Audio Decoder [14f1:8800] (rev 05) > Subsystem: DViCO Corporation Device [18ac:db40] > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR- FastB2B- DisINTx- > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- Latency: 32 (5000ns min, 13750ns max), Cache Line Size: 32 bytes > Interrupt: pin A routed to IRQ 18 > Region 0: Memory at de000000 (32-bit, non-prefetchable) [size=16M] > Capabilities: [44] Vital Product Data > Capabilities: [4c] Power Management version 2 > Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA > PME(D0-,D1-,D2-,D3hot-,D3cold-) > Status: D0 PME-Enable- DSel=0 DScale=0 PME- > Kernel driver in use: cx8800 > Kernel modules: cx8800 > > 00:0a.1 Multimedia controller [0480]: Conexant Systems, Inc. CX23880/1/2/3 > PCI Video and Audio Decoder [Audio Port] [14f1:8811] (rev 05) > Subsystem: DViCO Corporation Device [18ac:db40] > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR- FastB2B- DisINTx- > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- Latency: 32 (1000ns min, 63750ns max), Cache Line Size: 32 bytes > Interrupt: pin A routed to IRQ 11 > Region 0: Memory at df000000 (32-bit, non-prefetchable) [size=16M] > Capabilities: [4c] Power Management version 2 > Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA > PME(D0-,D1-,D2-,D3hot-,D3cold-) > Status: D0 PME-Enable- DSel=0 DScale=0 PME- > Kernel modules: cx88-alsa > > 00:0a.2 Multimedia controller [0480]: Conexant Systems, Inc. CX23880/1/2/3 > PCI Video and Audio Decoder [MPEG Port] [14f1:8802] (rev 05) > Subsystem: DViCO Corporation Device [18ac:db40] > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR- FastB2B- DisINTx- > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- Latency: 32 (1500ns min, 22000ns max), Cache Line Size: 32 bytes > Interrupt: pin A routed to IRQ 18 > Region 0: Memory at e0000000 (32-bit, non-prefetchable) [size=16M] > Capabilities: [4c] Power Management version 2 > Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA > PME(D0-,D1-,D2-,D3hot-,D3cold-) > Status: D0 PME-Enable- DSel=0 DScale=0 PME- > Kernel driver in use: cx88-mpeg driver manager > Kernel modules: cx8802 > > > lspci -vvnn after warm reboot > > 00:0a.0 Multimedia video controller [0400]: Conexant Systems, Inc. > CX23880/1/2/3 PCI Video and Audio Decoder [14f1:8800] (rev 05) > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR- FastB2B- DisINTx- > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- > SERR- Latency: 32 (5000ns min, 13750ns max), Cache Line Size: 32 bytes > Interrupt: pin A routed to IRQ 18 > Region 0: Memory at ee000000 (32-bit, non-prefetchable) [size=16M] > Capabilities: [44] Vital Product Data > Capabilities: [4c] Power Management version 2 > Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA > PME(D0-,D1-,D2-,D3hot-,D3cold-) > Status: D0 PME-Enable- DSel=0 DScale=0 PME- > Kernel driver in use: cx8800 > Kernel modules: cx8800 > -- > To unsubscribe from this list: send the line "unsubscribe linux-media" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >