[dpdk-dev] [PATCH] i40e:Fix for wrong publish of card speed (was mixed between 10G and 40G)

Wu, Jingjing jingjing.wu at intel.com
Mon Jul 18 07:09:41 CEST 2016


Hi, Ido

Got your opinion. If you can also fix the 40G, it will be better. You can just send a v2 patch, and I can ack it. Or I can also send the v2 patch for you.

Thanks
Jingjing

> -----Original Message-----
> From: Ido Barnea (ibarnea) [mailto:ibarnea at cisco.com]
> Sent: Monday, July 18, 2016 12:43 PM
> To: Wu, Jingjing; dev at dpdk.org
> Subject: Re: [PATCH] i40e:Fix for wrong publish of card speed (was mixed
> between 10G and 40G)
> 
> Hi Jingjing,
> The existing code was obviously wrong.
> For the XL710 it returned: ETH_LINK_SPEED_1G |ETH_LINK_SPEED_10G And
> for the X710: ETH_LINK_SPEED_10G |ETH_LINK_SPEED_40G
> 
> 
> I did a minimal fix, and swapped the lines.
> 
> Any fix that will return the correct values is welcome.
> For my purpose your proposal is fine.
> 
> You want me to change my patch, or you will do it?
> 
> Thanks,
> Ido
> 
> 
> 
> On 18/07/2016, 4:52 AM, "Wu, Jingjing" <jingjing.wu at intel.com> wrote:
> 
> >Hi, Barnea
> >
> >Thanks for the patch. But for 40G link, I think it should be
> >dev_info->speed_capa = ETH_LINK_SPEED_40G.
> >
> >Thanks
> >Jingjing
> >
> >> -----Original Message-----
> >> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Ido Barnea
> >> (ibarnea)
> >> Sent: Sunday, July 17, 2016 11:43 PM
> >> To: dev at dpdk.org
> >> Subject: [dpdk-dev] [PATCH] i40e:Fix for wrong publish of card speed
> >> (was mixed between 10G and 40G)
> >>
> >> Signed-off-by: Ido Barnea <ibarnea at cisco.com>
> >>
> >>
> >> ---
> >>  drivers/net/i40e/i40e_ethdev.c | 4 ++--
> >>  1 file changed, 2 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/drivers/net/i40e/i40e_ethdev.c
> >> b/drivers/net/i40e/i40e_ethdev.c index 3f9f05e..64d60ef 100644
> >> --- a/drivers/net/i40e/i40e_ethdev.c
> >> +++ b/drivers/net/i40e/i40e_ethdev.c
> >> @@ -2628,10 +2628,10 @@ i40e_dev_info_get(struct rte_eth_dev *dev,
> >> struct rte_eth_dev_info *dev_info
> >> 	if (i40e_is_40G_device(hw->device_id))		/* For XL710
> >> */
> >>
> >> -		dev_info->speed_capa = ETH_LINK_SPEED_1G |
> >> ETH_LINK_SPEED_10G;
> >> +		dev_info->speed_capa = ETH_LINK_SPEED_10G |
> >> ETH_LINK_SPEED_40G;
> >>  	else
> >>  		/* For X710 */
> >> -		dev_info->speed_capa = ETH_LINK_SPEED_10G |
> >> ETH_LINK_SPEED_40G;
> >> +		dev_info->speed_capa = ETH_LINK_SPEED_1G |
> >> ETH_LINK_SPEED_10G;
> >>  }
> >> static int
> >> --
> >> 2.8.3


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