Messages in this thread | | | Date | Thu, 22 Mar 2001 21:13:49 +0100 | From | "Udo A. Steinberg" <> | Subject | Re: Weird bttv errors and video hangs with 2.4.2-ac21 |
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Alan Cox wrote: > > > With -ac21 I'm getting occasional long delays in video output with xawtv > > or the picture totally freezes until I click with the mouse in the xawtv > > window. dmesg shows: > > You have a VIA chipset ?
Yes. Via KT133.
lspci output under -ac20:
00:00.0 Host bridge: VIA Technologies, Inc.: Unknown device 0305 (rev 02) Subsystem: Asustek Computer, Inc.: Unknown device 8033 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort+ >SERR- <PERR- Latency: 0 Region 0: Memory at e0000000 (32-bit, prefetchable) [size=128M] Capabilities: [a0] AGP version 2.0 Status: RQ=31 SBA+ 64bit- FW+ Rate=x1,x2 Command: RQ=0 SBA- AGP- 64bit- FW- Rate=<none> Capabilities: [c0] 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-
00:01.0 PCI bridge: VIA Technologies, Inc.: Unknown device 8305 (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz+ UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort+ >SERR- <PERR- Latency: 0 Bus: primary=00, secondary=01, subordinate=01, sec-latency=0 I/O behind bridge: 0000e000-0000dfff Memory behind bridge: d5000000-d65fffff Prefetchable memory behind bridge: d7f00000-dfffffff BridgeCtl: Parity- SERR- NoISA- VGA+ MAbort- >Reset- FastB2B- Capabilities: [80] 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-
00:04.0 ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super] (rev 22) Subsystem: Asustek Computer, Inc.: Unknown device 8033 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping+ SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 0
00:04.1 IDE interface: VIA Technologies, Inc. VT82C586 IDE [Apollo] (rev 10) (prog-if 8a [Master SecP PriP]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 32 Region 4: I/O ports at d800 [size=16] Capabilities: [c0] 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-
00:04.2 USB Controller: VIA Technologies, Inc. VT82C586B USB (rev 10) (prog-if 00 [UHCI]) Subsystem: Unknown device 0925:1234 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 32, cache line size 08 Interrupt: pin D routed to IRQ 9 Region 4: I/O ports at d400 [size=32] Capabilities: [80] 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-
00:04.3 USB Controller: VIA Technologies, Inc. VT82C586B USB (rev 10) (prog-if 00 [UHCI]) Subsystem: Unknown device 0925:1234 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 32, cache line size 08 Interrupt: pin D routed to IRQ 9 Region 4: I/O ports at d000 [size=32] Capabilities: [80] 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-
00:04.4 Host bridge: VIA Technologies, Inc. VT82C686 [Apollo Super ACPI] (rev 30) Subsystem: Asustek Computer, Inc.: Unknown device 8033 Control: I/O- Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Interrupt: pin ? routed to IRQ 9 Capabilities: [68] 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-
> > bttv0: resetting chip > > bttv0: PLL: 28636363 => 35468950 ... ok > > bttv0: irq: OCERR risc_count=0fb54810 > > > > All of this did not happen with -ac20 under the exact same circumstances, > > so -ac21 does something which the bttv driver (0.7.57) doesn't quite like. > > The only candidate I can think of is the pci quirk stuff added for the VIA > chipsets
That is probably the problem then. If you have a patch, want me to try something or need more info, just let me know.
Regards, Udo. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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