[dpdk-dev] [PATCH v3] net/ixgbe: add support of 2.5G and 5G on X550

Dai, Wei wei.dai at intel.com
Wed Jul 26 17:27:09 CEST 2017



> -----Original Message-----
> From: Lu, Wenzhuo
> Sent: Wednesday, July 26, 2017 11:02 PM
> To: Dai, Wei <wei.dai at intel.com>; Ananyev, Konstantin
> <konstantin.ananyev at intel.com>
> Cc: dev at dpdk.org
> Subject: RE: [PATCH v3] net/ixgbe: add support of 2.5G and 5G on X550
> 
> Hi Wei,
> 
> > -----Original Message-----
> > From: Dai, Wei
> > Sent: Wednesday, July 26, 2017 10:43 AM
> > To: Lu, Wenzhuo <wenzhuo.lu at intel.com>; Ananyev, Konstantin
> > <konstantin.ananyev at intel.com>
> > Cc: dev at dpdk.org; Dai, Wei <wei.dai at intel.com>
> > Subject: [PATCH v3] net/ixgbe: add support of 2.5G and 5G on X550
> >
> > This patch adds support of 2.5G and 5G ethernet interface on X550.
> >
> > Signed-off-by: Wei Dai <wei.dai at intel.com>
> > ---
> >  drivers/net/ixgbe/base/ixgbe_type.h |  5 +++++
> >  drivers/net/ixgbe/ixgbe_ethdev.c    | 24 ++++++++++++++++++++++++
> >  2 files changed, 29 insertions(+)
> >
> > diff --git a/drivers/net/ixgbe/base/ixgbe_type.h
> > b/drivers/net/ixgbe/base/ixgbe_type.h
> > index bda8558..3fd5425 100644
> > --- a/drivers/net/ixgbe/base/ixgbe_type.h
> > +++ b/drivers/net/ixgbe/base/ixgbe_type.h
> > @@ -3408,6 +3408,11 @@ typedef u32 ixgbe_link_speed;  #define
> > IXGBE_LINK_SPEED_82599_AUTONEG
> > 	(IXGBE_LINK_SPEED_100_FULL | \
> >  					 IXGBE_LINK_SPEED_1GB_FULL | \
> >  					 IXGBE_LINK_SPEED_10GB_FULL)
> > +#define IXGBE_LINK_SPEED_X550_AUTONEG
> > 	(IXGBE_LINK_SPEED_100_FULL | \
> > +					IXGBE_LINK_SPEED_1GB_FULL | \
> > +					IXGBE_LINK_SPEED_2_5GB_FULL | \
> > +					IXGBE_LINK_SPEED_5GB_FULL | \
> > +					IXGBE_LINK_SPEED_10GB_FULL)
> >
> >  /* Physical layer type */
> >  typedef u64 ixgbe_physical_layer;
> > diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c
> > b/drivers/net/ixgbe/ixgbe_ethdev.c
> > index 194058f..bafe7f4 100644
> > --- a/drivers/net/ixgbe/ixgbe_ethdev.c
> > +++ b/drivers/net/ixgbe/ixgbe_ethdev.c
> > @@ -2650,6 +2650,22 @@ ixgbe_dev_start(struct rte_eth_dev *dev)
> >  		speed = (hw->mac.type != ixgbe_mac_82598EB) ?
> >  				IXGBE_LINK_SPEED_82599_AUTONEG :
> >  				IXGBE_LINK_SPEED_82598_AUTONEG;
> A little confused here. I saw you erased these 3 lines of code in the previous
> version. Suppose it's better to remove them, right?
Sorry, I forgot to remove them.
I will rework on v4 patch.
Thanks

> 
> > +		switch (hw->mac.type) {
> > +		case ixgbe_mac_82598EB:
> > +			speed = IXGBE_LINK_SPEED_82598_AUTONEG;
> > +			break;
> > +		case ixgbe_mac_82599EB:
> > +		case ixgbe_mac_X540:
> > +			speed = IXGBE_LINK_SPEED_82599_AUTONEG;
> > +			break;
> > +		case ixgbe_mac_X550:
> > +		case ixgbe_mac_X550EM_x:
> > +		case ixgbe_mac_X550EM_a:
> > +			speed = IXGBE_LINK_SPEED_X550_AUTONEG;
> > +			break;
> > +		default:
> > +			speed = IXGBE_LINK_SPEED_82599_AUTONEG;
> > +		}
> >  	} else {
> >  		if (*link_speeds & ETH_LINK_SPEED_10G)
> >  			speed |= IXGBE_LINK_SPEED_10GB_FULL; @@ -
> > 3972,6 +3988,14 @@ ixgbe_dev_link_update_share(struct rte_eth_dev
> *dev,
> >  		link.link_speed = ETH_SPEED_NUM_1G;
> >  		break;
> >
> > +	case IXGBE_LINK_SPEED_2_5GB_FULL:
> > +		link.link_speed = ETH_SPEED_NUM_2_5G;
> > +		break;
> > +
> > +	case IXGBE_LINK_SPEED_5GB_FULL:
> > +		link.link_speed = ETH_SPEED_NUM_5G;
> > +		break;
> > +
> >  	case IXGBE_LINK_SPEED_10GB_FULL:
> >  		link.link_speed = ETH_SPEED_NUM_10G;
> >  		break;
> > --
> > 2.7.5



More information about the dev mailing list