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Date: Tue, 01 May 2007 09:58:28 -0400 From: Daniel Drake <dsd@...too.org> To: Stephen Hemminger <shemminger@...ux-foundation.org> CC: Jeff Garzik <jgarzik@...ox.com>, netdev@...r.kernel.org, stable@...nel.org, Francois SIMOND <curio@...e.fr> Subject: Re: [PATCH] sky2: re-enable 88E8056 for most motherboards Hi Stephen, Stephen Hemminger wrote: > This fixes the regression in 2.6.21 for users with 88e8056 on motherboard. > Allow all but the Gigabyte motherboard has some unresolved bus problems. > + /* Some Gigabyte motherboards have 88e8056 but cause problems > + * There is some unresolved hardware related problem that causes > + * descriptor errors and receive data corruption. > + */ > + if (pdev->vendor == PCI_VENDOR_ID_MARVELL && > + pdev->device == 0x4364 && pdev->subsystem_vendor == 0x1458) { > + dev_err(&pdev->dev, > + "88E8056 on Gigabyte motherboards not supported\n"); Gentoo have reports of sky2 working fine on Gigabyte boards which have 88E8056 devices: https://bugs.gentoo.org/show_bug.cgi?id=176219 Can the patch be refined further? Specifically: Gigabyte DQ6 03:00.0 0200: 11ab:4364 (rev 12) Subsystem: 1458:e000 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 0, Cache Line Size: 32 bytes Interrupt: pin A routed to IRQ 219 Region 0: Memory at f7000000 (64-bit, non-prefetchable) [size=16K] Region 2: I/O ports at 7000 [size=256] [virtual] Expansion ROM at 40000000 [disabled] [size=128K] Capabilities: [48] Power Management version 3 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+) Status: D0 PME-Enable- DSel=0 DScale=1 PME- Capabilities: [50] Vital Product Data Capabilities: [5c] Message Signalled Interrupts: 64bit+ Queue=0/0 Enable+ Address: 00000000fee0300c Data: 413a Capabilities: [e0] Express Legacy Endpoint IRQ 0 Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag- Device: Latency L0s unlimited, L1 unlimited Device: AtnBtn- AtnInd- PwrInd- Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported- Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- Device: MaxPayload 128 bytes, MaxReadReq 512 bytes Link: Supported Speed 2.5Gb/s, Width x1, ASPM L0s L1, Port 0 Link: Latency L0s <256ns, L1 unlimited Link: ASPM Disabled RCB 128 bytes CommClk- ExtSynch- Link: Speed 2.5Gb/s, Width x1 Capabilities: [100] Advanced Error Reporting 00: ab 11 64 43 07 04 10 00 12 00 00 02 08 00 00 00 10: 04 00 00 f7 00 00 00 00 01 70 00 00 00 00 00 00 20: 00 00 00 00 00 00 00 00 00 00 00 00 58 14 00 e0 30: 00 00 00 00 48 00 00 00 00 00 00 00 0a 01 00 00 Gigabyte S3: sorry, no lspci dump available yet Gigabyte DS3: 04:00.0 Ethernet controller [0200]: Marvell Technology Group Ltd. Unknown device [11ab:4364] (rev 12) Subsystem: Giga-byte Technology Unknown device [1458:e000] Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 0, Cache Line Size: 32 bytes Interrupt: pin A routed to IRQ 16 Region 0: Memory at f8000000 (64-bit, non-prefetchable) [size=16K] Region 2: I/O ports at 8000 [size=256] [virtual] Expansion ROM at 40000000 [disabled] [size=128K] Capabilities: [48] Power Management version 3 Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+) Status: D0 PME-Enable- DSel=0 DScale=1 PME- Capabilities: [50] Vital Product Data Capabilities: [5c] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable- Address: 0000000000000000 Data: 0000 Capabilities: [e0] Express Legacy Endpoint IRQ 0 Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag- Device: Latency L0s unlimited, L1 unlimited Device: AtnBtn- AtnInd- PwrInd- Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported- Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- Device: MaxPayload 128 bytes, MaxReadReq 512 bytes Link: Supported Speed 2.5Gb/s, Width x1, ASPM L0s L1, Port 0 Link: Latency L0s <256ns, L1 unlimited Link: ASPM Disabled RCB 128 bytes CommClk- ExtSynch- Link: Speed 2.5Gb/s, Width x1 Capabilities: [100] Advanced Error Reporting 00: ab 11 64 43 07 00 10 00 12 00 00 02 08 00 00 00 10: 04 00 00 f8 00 00 00 00 01 80 00 00 00 00 00 00 20: 00 00 00 00 00 00 00 00 00 00 00 00 58 14 00 e0 30: 00 00 00 00 48 00 00 00 00 00 00 00 0b 01 00 00 - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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