> -----Original Message-----
> From: Zhang, Qi Z
> Sent: Wednesday, February 13, 2019 11:42 AM
> To: Zhao1, Wei <wei.zh...@intel.com>; dev@dpdk.org
> Cc: sta...@dpdk.org; Lu, Wenzhuo <wenzhuo...@intel.com>
> Subject: RE: [PATCH v2 2/3] net/ixgbe: enable promiscuous mode on PF host
>
>
>
> > -----Original Message-----
> > From: Zhao1, Wei
> > Sent: Wednesday, January 16, 2019 1:02 PM
> > To: dev@dpdk.org
> > Cc: sta...@dpdk.org; Lu, Wenzhuo <wenzhuo...@intel.com>; Zhang, Qi Z
> > <qi.z.zh...@intel.com>; Zhao1, Wei <wei.zh...@intel.com>
> > Subject: [PATCH v2 2/3] net/ixgbe: enable promiscuous mode on PF host
> >
>
> The title is misleading, we are going to support VF's promiscuous mode but
> not PF.
>
> How about "Add VF promiscuous mode support when PF as host"
Get, update in v3
>
> > There is need to PF host promiscuous mode enable. For ixgbe, in order
> > to support VF vlan promiscuous or unicast promiscuous, we need to set
> > PF host register PFVML2FLT of bit UPE and VPE.
> > It also align to ixgbe kernel code version 5.5.3.
> >
> > Fixes: 72dec9e37a84 ("ixgbe: support multicast promiscuous mode on
> > VF")
>
> Same to previous patch, not a fix.
> >
> > Signed-off-by: Wei Zhao <wei.zh...@intel.com>
> > ---
> > drivers/net/ixgbe/ixgbe_ethdev.h | 1 +
> > drivers/net/ixgbe/ixgbe_pf.c | 78
> > ++++++++++++++++++++++++++++------------
> > 2 files changed, 57 insertions(+), 22 deletions(-)
> >
> > diff --git a/drivers/net/ixgbe/ixgbe_ethdev.h
> > b/drivers/net/ixgbe/ixgbe_ethdev.h
> > index d0b9396..e81f152 100644
> > --- a/drivers/net/ixgbe/ixgbe_ethdev.h
> > +++ b/drivers/net/ixgbe/ixgbe_ethdev.h
> > @@ -265,6 +265,7 @@ struct ixgbe_vf_info {
> > uint8_t spoofchk_enabled;
> > uint8_t api_version;
> > uint16_t switch_domain_id;
> > + uint16_t xcast_mode;
> > };
> >
> > /*
> > diff --git a/drivers/net/ixgbe/ixgbe_pf.c
> > b/drivers/net/ixgbe/ixgbe_pf.c index 4b833ff..c9d1a1c 100644
> > --- a/drivers/net/ixgbe/ixgbe_pf.c
> > +++ b/drivers/net/ixgbe/ixgbe_pf.c
> > @@ -408,23 +408,6 @@ ixgbe_vf_reset_msg(struct rte_eth_dev *dev,
> > uint16_t
> > vf) }
> >
> > static int
> > -ixgbe_enable_vf_mc_promisc(struct rte_eth_dev *dev, uint32_t vf) -{
> > - struct ixgbe_hw *hw =
> > IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
> > - uint32_t vmolr;
> > -
> > - vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(vf));
> > -
> > - RTE_LOG(INFO, PMD, "VF %u: enabling multicast promiscuous\n", vf);
> > -
> > - vmolr |= IXGBE_VMOLR_MPE;
> > -
> > - IXGBE_WRITE_REG(hw, IXGBE_VMOLR(vf), vmolr);
> > -
> > - return 0;
> > -}
> > -
> > -static int
> > ixgbe_disable_vf_mc_promisc(struct rte_eth_dev *dev, uint32_t vf) {
> > struct ixgbe_hw *hw =
> > IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
> > @@ -688,19 +671,70 @@ ixgbe_set_vf_mc_promisc(struct rte_eth_dev
> *dev,
> > uint32_t vf, uint32_t *msgbuf) {
> > struct ixgbe_vf_info *vfinfo =
> > *(IXGBE_DEV_PRIVATE_TO_P_VFDATA(dev->data-
> >dev_private));
> > - bool enable = !!msgbuf[1]; /* msgbuf contains the flag to enable
> */
> > + struct ixgbe_hw *hw =
> > IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
> > + int xcast_mode = msgbuf[1]; /* msgbuf contains the flag to enable
> */
> > + u32 vmolr, fctrl, disable, enable;
> >
> > switch (vfinfo[vf].api_version) {
> > case ixgbe_mbox_api_12:
> > + /* promisc introduced in 1.3 version */
> > + if (xcast_mode == IXGBEVF_XCAST_MODE_PROMISC)
> > + return -EOPNOTSUPP;
> > + break;
> > + /* Fall threw */
> > + case ixgbe_mbox_api_13:
> > break;
> > default:
> > return -1;
> > }
> >
> > - if (enable)
> > - return ixgbe_enable_vf_mc_promisc(dev, vf);
> > - else
> > - return ixgbe_disable_vf_mc_promisc(dev, vf);
> > + if (vfinfo[vf].xcast_mode == xcast_mode)
> > + goto out;
> > +
> > + switch (xcast_mode) {
> > + case IXGBEVF_XCAST_MODE_NONE:
> > + disable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE |
> > + IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE |
> > IXGBE_VMOLR_VPE;
> > + enable = 0;
> > + break;
> > + case IXGBEVF_XCAST_MODE_MULTI:
> > + disable = IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE |
> > IXGBE_VMOLR_VPE;
> > + enable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE;
> > + break;
> > + case IXGBEVF_XCAST_MODE_ALLMULTI:
> > + disable = IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE;
> > + enable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE |
> > IXGBE_VMOLR_MPE;
> > + break;
> > + case IXGBEVF_XCAST_MODE_PROMISC:
> > + if (hw->mac.type <= ixgbe_mac_82599EB)
> > + return -1;
> > +
> > + fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL);
> > + if (!(fctrl & IXGBE_FCTRL_UPE)) {
> > + /* VF promisc requires PF in promisc */
> > + RTE_LOG(ERR, PMD,
> > + "Enabling VF promisc requires PF in promisc\n");
> > + return -1;
> > + }
> > +
> > + disable = 0;
> > + enable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE |
> > + IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE |
> > IXGBE_VMOLR_VPE;
> > + break;
> > + default:
> > + return -1;
> > + }
> > +
> > + vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(vf));
> > + vmolr &= ~disable;
> > + vmolr |= enable;
> > + IXGBE_WRITE_REG(hw, IXGBE_VMOLR(vf), vmolr);
> > + vfinfo[vf].xcast_mode = xcast_mode;
> > +
> > +out:
> > + msgbuf[1] = xcast_mode;
> > +
> > + return 0;
> > }
> >
> > static int
> > --
> > 2.7.5
