Re: [E1000-devel] [PATCH net-next] igb: add delay to allow igb loopback test to succeed on 8086:10c9

2012-08-01 Thread Jeff Kirsher
On Wed, 2012-08-01 at 13:44 +0200, Stefan Assmann wrote: > Some 8086:10c9 NICs have a problem completing the ethtool loopback > test. > The result looks like this: > > ethtool -t eth1 > The test result is FAIL > The test extra info: > Register test (offline) 0 > Eeprom test(offline)

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Re: [E1000-devel] question about ixgbevf and RSTD bit

2012-08-01 Thread Chris Friesen
On 08/01/2012 12:12 PM, Alexander Duyck wrote: > Do you have any specific reason > for wanting to change this code? If not I would rather not change it > since as is it is probably more appropriate then splitting up the RSTI > and RSTD bit reads. Thanks for the full explanation. I don't have any

Re: [E1000-devel] question about ixgbevf and RSTD bit

2012-08-01 Thread Alexander Duyck
On 08/01/2012 10:36 AM, Chris Friesen wrote: > On 08/01/2012 09:38 AM, Alexander Duyck wrote: >> On 07/31/2012 02:40 PM, Chris Friesen wrote: >>> There is a comment in ixgbe_reset_hw_vf() in the ixgbevf driver that >>> says, "we cannot reset while the RSTI / RSTD bits are asserted". >>> >>> Accord

Re: [E1000-devel] ethernet carrier loss in ixgbevf?

2012-08-01 Thread Chris Friesen
On 08/01/2012 10:06 AM, Alexander Duyck wrote: > On 07/31/2012 03:07 PM, Chris Friesen wrote: > >> 2) When the PF detects a link status change (presumably via interrupt) >> it sends a notification of this via mailbox messages to the VFs. This >> would then result in calling the code in the existin

Re: [E1000-devel] question about ixgbevf and RSTD bit

2012-08-01 Thread Chris Friesen
On 08/01/2012 09:38 AM, Alexander Duyck wrote: > On 07/31/2012 02:40 PM, Chris Friesen wrote: >> There is a comment in ixgbe_reset_hw_vf() in the ixgbevf driver that >> says, "we cannot reset while the RSTI / RSTD bits are asserted". >> >> According to the datasheet, this is false. We cannot rese

Re: [E1000-devel] ethernet carrier loss in ixgbevf?

2012-08-01 Thread Alexander Duyck
On 07/31/2012 03:07 PM, Chris Friesen wrote: > On 07/31/2012 02:37 PM, Chris Friesen wrote: >> So is it really the case that it can take up to two seconds for the >> ixgbevf driver to notice loss of carrier? >> >> If so, I'm quite surprised. I would have expected this to be instant. > If this is

Re: [E1000-devel] question about ixgbevf and RSTD bit

2012-08-01 Thread Alexander Duyck
On 07/31/2012 02:40 PM, Chris Friesen wrote: > There is a comment in ixgbe_reset_hw_vf() in the ixgbevf driver that > says, "we cannot reset while the RSTI / RSTD bits are asserted". > > According to the datasheet, this is false. We cannot reset while the > RSTI bit is asserted, but the RSTD bi

Re: [E1000-devel] [PATCH net-next] igb: add delay to allow igb loopback test to succeed on 8086:10c9

2012-08-01 Thread Wyborny, Carolyn
-Original Message- From: Stefan Assmann [mailto:sassm...@kpanic.de] Sent: Wednesday, August 01, 2012 4:44 AM To: net...@vger.kernel.org Cc: e1000-devel@lists.sourceforge.net; Wyborny, Carolyn; sassm...@kpanic.de Subject: [PATCH net-next] igb: add delay to allow igb loopback test to succe

[E1000-devel] [PATCH net-next] igb: add delay to allow igb loopback test to succeed on 8086:10c9

2012-08-01 Thread Stefan Assmann
Some 8086:10c9 NICs have a problem completing the ethtool loopback test. The result looks like this: ethtool -t eth1 The test result is FAIL The test extra info: Register test (offline) 0 Eeprom test(offline) 0 Interrupt test (offline) 0 Loopback test (offline)