Bug 14969
Summary: | b44: WOL does not work in suspended state | ||
---|---|---|---|
Product: | Drivers | Reporter: | Oswald Buddenhagen (ossi) |
Component: | Network | Assignee: | drivers_network (drivers_network) |
Status: | RESOLVED OBSOLETE | ||
Severity: | normal | CC: | alan |
Priority: | P1 | ||
Hardware: | All | ||
OS: | Linux | ||
Kernel Version: | 2.6.32.2 | Subsystem: | |
Regression: | No | Bisected commit-id: |
Description
Oswald Buddenhagen
2010-01-01 12:26:13 UTC
(switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface). On Fri, 1 Jan 2010 12:26:16 GMT bugzilla-daemon@bugzilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=14969 > > Summary: b44: WOL does not work in suspended state > Product: Drivers > Version: 2.5 > Kernel Version: 2.6.32.2 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: Network > AssignedTo: drivers_network@kernel-bugs.osdl.org > ReportedBy: ossi@kde.org > Regression: No > > > WOL works fine if the system is powered down. it does not work with echo > mem/disk > /sys/power/state. for disk, it does not matter whether > /sys/power/disk is platform or shutdown. > > # lspci -vv > 00:00.0 Host bridge: Intel Corporation 82845G/GL[Brookdale-G]/GE/PE DRAM > Controller/Host-Hub Interface (rev 03) > Subsystem: ASUSTeK Computer Inc. Device 80b1 > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR- FastB2B- DisINTx- > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- > <TAbort- > <MAbort+ >SERR- <PERR- INTx- > Latency: 0 > Region 0: Memory at f8000000 (32-bit, prefetchable) [size=64M] > Capabilities: [e4] Vendor Specific Information <?> > Kernel driver in use: agpgart-intel > ... > 02:05.0 Ethernet controller: Broadcom Corporation BCM4401 100Base-T (rev 01) > Subsystem: ASUSTeK Computer Inc. A7V8X motherboard > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR- FastB2B- DisINTx- > Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- > <TAbort- > <MAbort- >SERR- <PERR- INTx- > Latency: 32 > Interrupt: pin A routed to IRQ 11 > Region 0: Memory at ee000000 (32-bit, non-prefetchable) [size=8K] > Capabilities: [40] Power Management version 2 > Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA > PME(D0+,D1+,D2+,D3hot+,D3cold+) > Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=2 PME- > Kernel driver in use: b44 > > as becomes obvious from the pci dump, and is explained by reading the code, > the > driver does not set up the hardware for WOL until the device is closed. maybe > this path is not taken at all when hibernating/suspending? > > related bugs for other nics are: bug 8381, bug 8637, ... > > > on a somewhat related note, > cat /sys/class/net/eth0/device/power/wakeup > outputs just an empty line instead of enabled/disabled (like it does for the > non-b44 eth1). Closing as obsolete, if this is still seen with modern kernels please re-open and update |