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From: "Wu, Jingjing" <jingjing.wu@intel.com>
To: "Iremonger, Bernard" <bernard.iremonger@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>,
	"Shah, Rahul R" <rahul.r.shah@intel.com>,
	"Lu, Wenzhuo" <wenzhuo.lu@intel.com>,
	"Dumitrescu, Cristian" <cristian.dumitrescu@intel.com>
Subject: Re: [dpdk-dev] [PATCH v6 1/2] net/ixgbe: support multiqueue mode VMDq DCB with SRIOV
Date: Wed, 26 Oct 2016 16:33:42 +0000	[thread overview]
Message-ID: <9BB6961774997848B5B42BEC655768F80E295AF9@SHSMSX103.ccr.corp.intel.com> (raw)
In-Reply-To: <8CEF83825BEC744B83065625E567D7C21A09E1FF@IRSMSX108.ger.corp.intel.com>



> -----Original Message-----
> From: Iremonger, Bernard
> Sent: Thursday, October 27, 2016 12:10 AM
> To: Wu, Jingjing <jingjing.wu@intel.com>; dev@dpdk.org; Shah, Rahul R
> <rahul.r.shah@intel.com>; Lu, Wenzhuo <wenzhuo.lu@intel.com>; Dumitrescu, Cristian
> <cristian.dumitrescu@intel.com>
> Subject: RE: [PATCH v6 1/2] net/ixgbe: support multiqueue mode VMDq DCB with SRIOV
> 
> Hi Jingling,
> 
> <snip>
> 
> > > > Subject: [PATCH v6 1/2] net/ixgbe: support multiqueue mode VMDq DCB
> > > > with SRIOV
> > > >
> > > > The folowing changes have been made to allow Data Centre Bridge
> > > > (DCB) configuration when SRIOV is enabled.
> > > >
> > > > Modify ixgbe_check_mq_mode function, when SRIOV is enabled, enable
> > > > mq_mode ETH_MQ_RX_VMDQ_DCB and ETH_MQ_TX_VMDQ_DCB.
> > > >
> > > > Modify ixgbe_dcb_tx_hw_config function, replace the struct ixgbe_hw
> > > > parameter with a struct rte_eth_dev parameter and handle SRIOV
> > > > enabled.
> > > >
> > > > Modify ixgbe_dev_mq_rx_configure function, when SRIOV is enabled,
> > > > enable mq_mode ETH_MQ_RX_VMDQ_DCB.
> > > >
> > > > Modify ixgbe_configure_dcb function, revise check on
> > > > dev->data->nb_rx_queues.
> > > >
> > > > Signed-off-by: Rahul R Shah <rahul.r.shah@intel.com>
> > > > Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
> > > > Acked-by: Wenzhuo Lu <Wenzhuo.lu@intel.com>
> > > > ---
> > > >  drivers/net/ixgbe/ixgbe_ethdev.c | 11 ++++++-----
> > > >  drivers/net/ixgbe/ixgbe_rxtx.c   | 35 ++++++++++++++++++++++--------
> > ---
> > > --
> > > >  2 files changed, 28 insertions(+), 18 deletions(-)
> > > >
> > > > diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c
> > > > b/drivers/net/ixgbe/ixgbe_ethdev.c
> > > > index 4ca5747..4d5ce83 100644
> > > > --- a/drivers/net/ixgbe/ixgbe_ethdev.c
> > > > +++ b/drivers/net/ixgbe/ixgbe_ethdev.c
> > > > @@ -1977,6 +1977,9 @@ ixgbe_check_mq_mode(struct rte_eth_dev
> > > *dev)
> > > >  		/* check multi-queue mode */
> > > >  		switch (dev_conf->rxmode.mq_mode) {
> > > >  		case ETH_MQ_RX_VMDQ_DCB:
> > > > +			PMD_INIT_LOG(INFO, "ETH_MQ_RX_VMDQ_DCB
> > > mode supported in SRIOV");
> > > > +			dev->data->dev_conf.rxmode.mq_mode =
> > > ETH_MQ_RX_VMDQ_DCB;
> > > This line is duplicated, mq_mode is ETH_MQ_RX_VMDQ_DCB already.
> >
> > The mq_mode is assigned at this point in the other cases. This case is coded
> > in line with the other cases.
> >
> > >  and it's better to check if the nb_queue is valid.
> >
> The nb_rx_q and nb_tx_q are checked after the switch statements at line 2027 with the v6
> patch applied.
Thanks, it's fine then. :)
> Regards,
> 
> Bernard.

  reply	other threads:[~2016-10-26 16:34 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-26  9:08 [dpdk-dev] [PATCH] " Bernard Iremonger
2016-09-21 11:07 ` Remy Horton
2016-10-14 13:29 ` [dpdk-dev] [PATCH v2] " Bernard Iremonger
2016-10-17  6:12   ` Lu, Wenzhuo
2016-10-17 16:27     ` Iremonger, Bernard
2016-10-18  1:07       ` Lu, Wenzhuo
2016-10-18  8:58         ` Iremonger, Bernard
2016-10-19  0:39           ` Lu, Wenzhuo
2016-10-19 10:16             ` Iremonger, Bernard
2016-10-17 16:07   ` [dpdk-dev] [PATCH v3 0/2] net/ixgbe: " Bernard Iremonger
2016-10-17 17:01     ` [dpdk-dev] [PATCH v4 " Bernard Iremonger
2016-10-19 10:21       ` [dpdk-dev] [PATCH v5 " Bernard Iremonger
2016-10-25  0:31         ` Lu, Wenzhuo
2016-10-25 16:51         ` [dpdk-dev] [PATCH v6 " Bernard Iremonger
2016-10-25 16:51         ` [dpdk-dev] [PATCH v6 1/2] net/ixgbe: support multiqueue mode " Bernard Iremonger
2016-10-26 14:38           ` Wu, Jingjing
2016-10-26 15:29             ` Iremonger, Bernard
2016-10-26 16:09               ` Iremonger, Bernard
2016-10-26 16:33                 ` Wu, Jingjing [this message]
2016-10-25 16:51         ` [dpdk-dev] [PATCH v6 2/2] app/test_pmd: fix DCB configuration Bernard Iremonger
2016-10-26 14:30           ` Wu, Jingjing
2016-10-26 15:28           ` [dpdk-dev] [PATCH v7] net/ixgbe: support multiqueue mode VMDq DCB with SRIOV Bernard Iremonger
2016-10-26 15:41             ` Bruce Richardson
2016-10-28 14:40           ` [dpdk-dev] [PATCH v7] app/testpmd: fix DCB configuration Bernard Iremonger
2016-11-01 10:36             ` [dpdk-dev] [PATCH v8] " Bernard Iremonger
2016-11-03 17:35               ` [dpdk-dev] [PATCH v9] " Bernard Iremonger
2016-11-04  5:40                 ` Wu, Jingjing
2016-11-07 15:56                   ` Thomas Monjalon
2016-10-19 10:21       ` [dpdk-dev] [PATCH v5 1/2] net/ixgbe: support multiqueue mode VMDq DCB with SRIOV Bernard Iremonger
2016-10-20  1:24         ` Lu, Wenzhuo
2016-10-19 10:21       ` [dpdk-dev] [PATCH v5 2/2] app/test_pmd: fix DCB configuration Bernard Iremonger
2016-10-17 17:01     ` [dpdk-dev] [PATCH v4 1/2] net/ixgbe: support multiqueue mode VMDq DCB with SRIOV Bernard Iremonger
2016-10-17 17:01     ` [dpdk-dev] [PATCH v4 2/2] app/test_pmd: fix DCB configuration Bernard Iremonger
2016-10-17 16:07   ` [dpdk-dev] [PATCH v3 1/2] net/ixgbe: support multiqueue mode VMDq DCB with SRIOV Bernard Iremonger
2016-10-17 16:07   ` [dpdk-dev] [PATCH v3 2/2] app/test_pmd: fix DCB configuration Bernard Iremonger

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