From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Laurent Hardy <laurent.hardy@6wind.com>,
"Dai, Wei" <wei.dai@intel.com>,
Olivier Matz <olivier.matz@6wind.com>,
"dev@dpdk.org" <dev@dpdk.org>,
"Zhang, Helin" <helin.zhang@intel.com>,
"Ananyev, Konstantin" <konstantin.ananyev@intel.com>
Subject: Re: [dpdk-dev] [PATCH v2] net/ixgbe: ensure link status is updated
Date: Mon, 10 Apr 2017 14:36:44 +0100 [thread overview]
Message-ID: <8ce85605-3e52-6088-754e-29ee892681c6@intel.com> (raw)
In-Reply-To: <58E24CC8.1080406@6wind.com>
On 4/3/2017 2:23 PM, Laurent Hardy wrote:
> Hi Wei,
> Thanks for your reply.
>
> If autoneg is false, then we set a default speed to the highest value
> before performing the link setup.
> You are right, there is no relevant reason to keep this check on speed
> mask> should be:
> + if (!autoneg)
> + speed = IXGBE_LINK_SPEED_10GB_FULL;
Hi Laurent,
Should we expect a new version of the patch with above update?
Thanks,
ferruh
>
> Patch has been tested using testpmd with following setups:
>
> Autoneg setup:
> =========
> - On dut, both ports of 82599 are connected to a switch with 1Gb ports
> - auto-negotiate option is enabled on switch
>
> Defined speed setup:
> ============
> - set link speed to 1Gb on both ports of the switch connected to the dut
>
<...>
>
>
> Thanks & regards,
> Laurent
>
> On 03/30/2017 06:32 PM, Dai, Wei wrote:
>> Hi, Olivier
>>
>> Has anyone already tested this patch ?
>> Can you present some useful info on how to test it ?
>> Can I use ethtool with some argument to downgrade or upgrade the rate of peer port ?
>>
>> I have just run testpmd with 82599, the hw->phy. autoneg_advertised is 0 after rte_eal_init() and rte_eth_dev_start().
>> So I think the codes in if (!speed) { ... } is likely to be run.
>> I agree with most of your codes.
>> But why to limit speed of NIC to 10Gbps if autoneg is false and 10Gbps is supported ?
>> In this case, how about setting multiple speed ?
>>
>> Thanks
>> -Wei
>>
>>
<...>
next prev parent reply other threads:[~2017-04-10 13:36 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-17 17:29 [dpdk-dev] [PATCH] " Laurent Hardy
2016-11-28 17:27 ` Laurent Hardy
2016-12-08 17:10 ` Ferruh Yigit
2017-02-01 14:14 ` Thomas Monjalon
2017-02-08 15:51 ` Dai, Wei
2017-02-08 17:03 ` Olivier MATZ
2017-02-13 3:17 ` Dai, Wei
2017-02-16 16:32 ` [dpdk-dev] [PATCH v2] " Olivier Matz
2017-03-30 9:19 ` Olivier Matz
2017-03-30 16:32 ` Dai, Wei
2017-04-03 13:23 ` Laurent Hardy
2017-04-10 13:36 ` Ferruh Yigit [this message]
2017-04-11 12:13 ` Laurent Hardy
2017-04-12 8:21 ` [dpdk-dev] [PATCH] " Laurent Hardy
2017-04-18 14:33 ` Dai, Wei
2017-04-27 15:03 ` [dpdk-dev] [PATCH v4] " Laurent Hardy
2017-04-28 0:43 ` Dai, Wei
2017-04-28 5:23 ` Ferruh Yigit
2017-05-17 13:31 ` Roger B Melton
2017-05-22 18:54 ` [dpdk-dev] 2nd try: problem with ixgbe_dev_link_update() for multi-speed fiber [was] " Roger B. Melton
2017-05-23 7:24 ` Dai, Wei
2017-05-23 7:41 ` Dai, Wei
2017-05-24 14:40 ` Roger B. Melton
2017-05-24 18:38 ` Roger B. Melton
2017-06-02 16:15 ` Roger B. Melton
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