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Date: Tue, 25 Sep 2012 10:11:25 +0200
From: Jean-Michel Hautbois <jhautbois@...il.com>
To: Dmitry Kravkov <dmitry@...adcom.com>
Cc: netdev <netdev@...r.kernel.org>,
Barak Witkowski <barak@...adcom.com>,
Eilon Greenstein <eilong@...adcom.com>,
"davem@...emloft.net" <davem@...emloft.net>
Subject: Re: bnx2x: link detected up at startup even when it should be down
2012/9/25 Dmitry Kravkov <dmitry@...adcom.com>:
>> -----Original Message-----
>> From: netdev-owner@...r.kernel.org [mailto:netdev-owner@...r.kernel.org]
>> On Behalf Of Dmitry Kravkov
>> Sent: Friday, September 21, 2012 10:23 PM
>> To: Jean-Michel Hautbois
>> Cc: netdev; Barak Witkowski; Eilon Greenstein; davem@...emloft.net
>> Subject: RE: bnx2x: link detected up at startup even when it should be down
>>
>> Hi Jean,
>>
>> Thank you for the info
>>
>> > -----Original Message-----
>> > From: Jean-Michel Hautbois [mailto:jhautbois@...il.com]
>> > Sent: Friday, September 21, 2012 9:04 AM
>> > To: Dmitry Kravkov
>> > Cc: netdev; Barak Witkowski; Eilon Greenstein; davem@...emloft.net
>> > Subject: Re: bnx2x: link detected up at startup even when it should be down
>> >
>> > I already did it twice. I think this is FW related and not only the
>> > commit adding afex support. It may have solved a link issue (I am just
>> > guessing, based on experiments) ?
>>
>> FW replaced in this commit does not deal with link at all,
>>
>> One is involved in link management is displayed using 'ethtool -i' - it comes with
>> a card and driver independent.
>>
>> Is device configured for MF by the switch?
>> Can you please share lspci output?
>>
>> Other thing that can help in analysis is msglvl 0x4 for both situations
>>
> We were unable to reproduce the issue on 3.2. Can you please provide logs from your setup?
Yes, I was off until today, I have a workaround, but here are some
informations :
$> lspci -vv -d 14e4:168e
04:00.0 Ethernet controller: Broadcom Corporation Device 168e (rev 10)
Subsystem: Hewlett-Packard Company Device 1798
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, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 32
Region 0: Memory at ea000000 (64-bit, prefetchable) [size=8M]
Region 2: Memory at e9800000 (64-bit, prefetchable) [size=8M]
Region 4: Memory at e97f0000 (64-bit, prefetchable) [size=64K]
[virtual] Expansion ROM at def00000 [disabled] [size=256K]
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: [58] Message Signalled Interrupts: Mask- 64bit+
Queue=0/3 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=17
Vector table: BAR=4 offset=00000000
PBA: BAR=4 offset=00001000
Capabilities: [ac] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<4us, L1 <64us
ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+
Unsupported-
RlxdOrd+ ExtTag+ PhantFunc- AuxPwr+ NoSnoop+
MaxPayload 256 bytes, MaxReadReq 4096 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq-
AuxPwr+ TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s L1,
Latency L0 <2us, L1 <4us
ClockPM+ Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x8, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [13c] Device Serial Number 48-49-7a-fe-ff-6e-c1-80
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Capabilities: [1b8] #0e
Capabilities: [220] #15
Capabilities: [300] #19
Kernel driver in use: bnx2x
Kernel modules: bnx2x
04:00.1 Ethernet controller: Broadcom Corporation Device 168e (rev 10)
Subsystem: Hewlett-Packard Company Device 1798
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, Cache Line Size: 64 bytes
Interrupt: pin B routed to IRQ 36
Region 0: Memory at e8800000 (64-bit, prefetchable) [size=8M]
Region 2: Memory at e8000000 (64-bit, prefetchable) [size=8M]
Region 4: Memory at e7ff0000 (64-bit, prefetchable) [size=64K]
[virtual] Expansion ROM at def40000 [disabled] [size=256K]
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: [58] Message Signalled Interrupts: Mask- 64bit+
Queue=0/3 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=17
Vector table: BAR=4 offset=00000000
PBA: BAR=4 offset=00001000
Capabilities: [ac] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<4us, L1 <64us
ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+
Unsupported-
RlxdOrd+ ExtTag+ PhantFunc- AuxPwr+ NoSnoop+
MaxPayload 256 bytes, MaxReadReq 4096 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq-
AuxPwr+ TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s L1,
Latency L0 <2us, L1 <4us
ClockPM+ Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x8, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [13c] Device Serial Number 4c-49-7a-fe-ff-6e-c1-80
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Capabilities: [1b8] #0e
Capabilities: [220] #15
Kernel driver in use: bnx2x
Kernel modules: bnx2x
04:00.2 Ethernet controller: Broadcom Corporation Device 168e (rev 10)
Subsystem: Hewlett-Packard Company Device 1798
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, Cache Line Size: 64 bytes
Interrupt: pin B routed to IRQ 36
Region 0: Memory at e7000000 (64-bit, prefetchable) [size=8M]
Region 2: Memory at e6800000 (64-bit, prefetchable) [size=8M]
Region 4: Memory at e67f0000 (64-bit, prefetchable) [size=64K]
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: [58] Message Signalled Interrupts: Mask- 64bit+
Queue=0/3 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=17
Vector table: BAR=4 offset=00000000
PBA: BAR=4 offset=00001000
Capabilities: [ac] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<4us, L1 <64us
ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+
Unsupported-
RlxdOrd+ ExtTag+ PhantFunc- AuxPwr+ NoSnoop+
MaxPayload 256 bytes, MaxReadReq 4096 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq-
AuxPwr+ TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s L1,
Latency L0 <2us, L1 <4us
ClockPM+ Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x8, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [13c] Device Serial Number 48-49-7a-fe-ff-6e-c1-80
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Capabilities: [1b8] #0e
Capabilities: [220] #15
Kernel driver in use: bnx2x
Kernel modules: bnx2x
04:00.3 Ethernet controller: Broadcom Corporation Device 168e (rev 10)
Subsystem: Hewlett-Packard Company Device 1798
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, Cache Line Size: 64 bytes
Interrupt: pin C routed to IRQ 37
Region 0: Memory at e5800000 (64-bit, prefetchable) [size=8M]
Region 2: Memory at e5000000 (64-bit, prefetchable) [size=8M]
Region 4: Memory at e4ff0000 (64-bit, prefetchable) [size=64K]
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: [58] Message Signalled Interrupts: Mask- 64bit+
Queue=0/3 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=17
Vector table: BAR=4 offset=00000000
PBA: BAR=4 offset=00001000
Capabilities: [ac] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<4us, L1 <64us
ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+
Unsupported-
RlxdOrd+ ExtTag+ PhantFunc- AuxPwr+ NoSnoop+
MaxPayload 256 bytes, MaxReadReq 4096 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq-
AuxPwr+ TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s L1,
Latency L0 <2us, L1 <4us
ClockPM+ Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x8, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [13c] Device Serial Number 4c-49-7a-fe-ff-6e-c1-80
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Capabilities: [1b8] #0e
Capabilities: [220] #15
Kernel driver in use: bnx2x
Kernel modules: bnx2x
04:00.4 Ethernet controller: Broadcom Corporation Device 168e (rev 10)
Subsystem: Hewlett-Packard Company Device 1798
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, Cache Line Size: 64 bytes
Interrupt: pin C routed to IRQ 37
Region 0: Memory at e4000000 (64-bit, prefetchable) [size=8M]
Region 2: Memory at e3800000 (64-bit, prefetchable) [size=8M]
Region 4: Memory at e37f0000 (64-bit, prefetchable) [size=64K]
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: [58] Message Signalled Interrupts: Mask- 64bit+
Queue=0/3 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=17
Vector table: BAR=4 offset=00000000
PBA: BAR=4 offset=00001000
Capabilities: [ac] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<4us, L1 <64us
ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+
Unsupported-
RlxdOrd+ ExtTag+ PhantFunc- AuxPwr+ NoSnoop+
MaxPayload 256 bytes, MaxReadReq 4096 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq-
AuxPwr+ TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s L1,
Latency L0 <2us, L1 <4us
ClockPM+ Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x8, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [13c] Device Serial Number 48-49-7a-fe-ff-6e-c1-80
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Capabilities: [1b8] #0e
Capabilities: [220] #15
Kernel driver in use: bnx2x
Kernel modules: bnx2x
04:00.5 Ethernet controller: Broadcom Corporation Device 168e (rev 10)
Subsystem: Hewlett-Packard Company Device 1798
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, Cache Line Size: 64 bytes
Interrupt: pin D routed to IRQ 38
Region 0: Memory at e2800000 (64-bit, prefetchable) [size=8M]
Region 2: Memory at e2000000 (64-bit, prefetchable) [size=8M]
Region 4: Memory at e1ff0000 (64-bit, prefetchable) [size=64K]
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: [58] Message Signalled Interrupts: Mask- 64bit+
Queue=0/3 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=17
Vector table: BAR=4 offset=00000000
PBA: BAR=4 offset=00001000
Capabilities: [ac] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<4us, L1 <64us
ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+
Unsupported-
RlxdOrd+ ExtTag+ PhantFunc- AuxPwr+ NoSnoop+
MaxPayload 256 bytes, MaxReadReq 4096 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq-
AuxPwr+ TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s L1,
Latency L0 <2us, L1 <4us
ClockPM+ Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x8, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [13c] Device Serial Number 4c-49-7a-fe-ff-6e-c1-80
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Capabilities: [1b8] #0e
Capabilities: [220] #15
Kernel driver in use: bnx2x
Kernel modules: bnx2x
04:00.6 Ethernet controller: Broadcom Corporation Device 168e (rev 10)
Subsystem: Hewlett-Packard Company Device 1798
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, Cache Line Size: 64 bytes
Interrupt: pin D routed to IRQ 38
Region 0: Memory at e1000000 (64-bit, prefetchable) [size=8M]
Region 2: Memory at e0800000 (64-bit, prefetchable) [size=8M]
Region 4: Memory at e07f0000 (64-bit, prefetchable) [size=64K]
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: [58] Message Signalled Interrupts: Mask- 64bit+
Queue=0/3 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=17
Vector table: BAR=4 offset=00000000
PBA: BAR=4 offset=00001000
Capabilities: [ac] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<4us, L1 <64us
ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+
Unsupported-
RlxdOrd+ ExtTag+ PhantFunc- AuxPwr+ NoSnoop+
MaxPayload 256 bytes, MaxReadReq 4096 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq-
AuxPwr+ TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s L1,
Latency L0 <2us, L1 <4us
ClockPM+ Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x8, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [13c] Device Serial Number 48-49-7a-fe-ff-6e-c1-80
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Capabilities: [1b8] #0e
Capabilities: [220] #15
Kernel driver in use: bnx2x
Kernel modules: bnx2x
04:00.7 Ethernet controller: Broadcom Corporation Device 168e (rev 10)
Subsystem: Hewlett-Packard Company Device 1798
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, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 32
Region 0: Memory at df800000 (64-bit, prefetchable) [size=8M]
Region 2: Memory at df000000 (64-bit, prefetchable) [size=8M]
Region 4: Memory at deff0000 (64-bit, prefetchable) [size=64K]
Capabilities: [48] Power Management version 3
Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
PME(D0+,D1-,D2-,D3hot+,D3cold+)
Status: D3 PME-Enable+ DSel=0 DScale=1 PME-
Capabilities: [50] Vital Product Data <?>
Capabilities: [58] Message Signalled Interrupts: Mask- 64bit+
Queue=0/3 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=17
Vector table: BAR=4 offset=00000000
PBA: BAR=4 offset=00001000
Capabilities: [ac] Express (v2) Endpoint, MSI 00
DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s
<4us, L1 <64us
ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+
Unsupported-
RlxdOrd+ ExtTag+ PhantFunc- AuxPwr+ NoSnoop+
MaxPayload 256 bytes, MaxReadReq 4096 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq-
AuxPwr+ TransPend-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s L1,
Latency L0 <2us, L1 <4us
ClockPM+ Suprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 5GT/s, Width x8, TrErr- Train- SlotClk+
DLActive- BWMgmt- ABWMgmt-
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [13c] Device Serial Number 4c-49-7a-fe-ff-6e-c1-80
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Capabilities: [1b8] #0e
Capabilities: [220] #15
Kernel driver in use: bnx2x
Kernel modules: bnx2x
I have tested several things, and I added some traces in order to get
information.
For instance, I trace the load_code in the function named "bnx2x_nic_load".
[ 25.693677] bnx2x 0000:04:00.0: eth0: bnx2x_nic_load load_code=0x10130000
[ 25.693679] bnx2x 0000:04:00.0: eth0: bnx2x_nic_load start period
[ 102.748934] bnx2x 0000:04:00.1: eth1: bnx2x_nic_load load_code=0x10100000
[ 102.749065] bnx2x 0000:04:00.1: eth1: bnx2x_nic_load start period
[ 104.007074] bnx2x 0000:04:00.2: eth2: bnx2x_nic_load load_code=0x10120000
[ 104.007197] bnx2x 0000:04:00.2: eth2: bnx2x_nic_load NOT start period
[ 104.423789] bnx2x 0000:04:00.3: eth3: bnx2x_nic_load load_code=0x10120000
[ 104.423914] bnx2x 0000:04:00.3: eth3: bnx2x_nic_load NOT start period
[ 104.836505] bnx2x 0000:04:00.4: eth4: bnx2x_nic_load load_code=0x10120000
[ 104.836632] bnx2x 0000:04:00.4: eth4: bnx2x_nic_load NOT start period
[ 105.254220] bnx2x 0000:04:00.5: eth5: bnx2x_nic_load load_code=0x10120000
[ 105.254350] bnx2x 0000:04:00.5: eth5: bnx2x_nic_load NOT start period
[ 105.667935] bnx2x 0000:04:00.6: eth6: bnx2x_nic_load load_code=0x10120000
[ 105.668066] bnx2x 0000:04:00.6: eth6: bnx2x_nic_load NOT start period
[ 106.081652] bnx2x 0000:04:00.7: eth7: bnx2x_nic_load load_code=0x10120000
[ 106.081779] bnx2x 0000:04:00.7: eth7: bnx2x_nic_load NOT start period
This is a FlexNIC use.
Here is my (quick and dirty) patch which makes the link detection
working and adds the traces shown above :
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 580b44e..dedd810 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -1769,6 +1769,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
*/
if (!BP_NOMCP(bp)) {
load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ, 0);
+netdev_info(bp->dev, "bnx2x_nic_load bnx2x_fw_command
load_code=0x%08X\n",load_code);
if (!load_code) {
BNX2X_ERR("MCP response failure, aborting\n");
rc = -EBUSY;
@@ -1785,22 +1786,31 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
DP(NETIF_MSG_IFUP, "NO MCP - load counts[%d] %d, %d, %d\n",
path, load_count[path][0], load_count[path][1],
load_count[path][2]);
+netdev_info(bp->dev, "bnx2x_nic_load NO MCP - load counts[%d]
%d, %d, %d\n",
+ path, load_count[path][0], load_count[path][1],
+ load_count[path][2]);
load_count[path][0]++;
load_count[path][1 + port]++;
DP(NETIF_MSG_IFUP, "NO MCP - new load counts[%d] %d, %d, %d\n",
path, load_count[path][0], load_count[path][1],
load_count[path][2]);
+netdev_info(bp->dev, "bnx2x_nic_load NO MCP - new load counts[%d]
%d, %d, %d\n",
+ path, load_count[path][0], load_count[path][1],
+ load_count[path][2]);
if (load_count[path][0] == 1)
load_code = FW_MSG_CODE_DRV_LOAD_COMMON;
else if (load_count[path][1 + port] == 1)
load_code = FW_MSG_CODE_DRV_LOAD_PORT;
else
load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION;
+netdev_info(bp->dev, "bnx2x_nic_load autre load_code=0x%08X\n",load_code);
}
+netdev_info(bp->dev, "bnx2x_nic_load load_code=0x%08X\n",load_code);
if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) ||
(load_code == FW_MSG_CODE_DRV_LOAD_COMMON_CHIP) ||
- (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) {
+ (load_code == FW_MSG_CODE_DRV_LOAD_PORT) ||
+ (load_code == FW_MSG_CODE_DRV_LOAD_FUNCTION)) {
bp->port.pmf = 1;
/*
* We need the barrier to ensure the ordering between the
@@ -1808,9 +1818,13 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
* bnx2x_periodic_task().
*/
smp_mb();
+netdev_info(bp->dev, "bnx2x_nic_load start period\n");
queue_delayed_work(bnx2x_wq, &bp->period_task, 0);
} else
+{
+netdev_info(bp->dev, "bnx2x_nic_load NOT start period\n");
bp->port.pmf = 0;
+}
DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf);
Hope it can help...
Regards,
JM
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