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i40e: Patch to support trusted VF 

This patch adds hook to support changing a VF from not-trusted
to trusted and vice-versa. Fixed the wrappers and function prototype.
Changed the dmesg to reflex the current state better. This patch also
disables turning on/off trusted VF in MFP mode.

Change-ID: Ibcd910935c01f0be1f3fdd6d427230291ee92ebe
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Anjali Singhai Jain 2016-04-01 03:56:07 -07:00 committed by Jeff Kirsher
parent 1f15d66712
commit c3bbbd2002
3 changed files with 45 additions and 0 deletions
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1
drivers/net/ethernet/intel/i40e/i40e_main.c
View File

@ -9069,6 +9069,7 @@ static const struct net_device_ops i40e_netdev_ops = {
.ndo_get_vf_config = i40e_ndo_get_vf_config,
.ndo_set_vf_link_state = i40e_ndo_set_vf_link_state,
.ndo_set_vf_spoofchk = i40e_ndo_set_vf_spoofchk,
.ndo_set_vf_trust = i40e_ndo_set_vf_trust,
#if IS_ENABLED(CONFIG_VXLAN)
.ndo_add_vxlan_port = i40e_add_vxlan_port,
.ndo_del_vxlan_port = i40e_del_vxlan_port,

42
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
View File

@ -2763,3 +2763,45 @@ int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable)
out:
return ret;
}
/**
* i40e_ndo_set_vf_trust
* @netdev: network interface device structure of the pf
* @vf_id: VF identifier
* @setting: trust setting
*
* Enable or disable VF trust setting
**/
int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting)
{
struct i40e_netdev_priv *np = netdev_priv(netdev);
struct i40e_pf *pf = np->vsi->back;
struct i40e_vf *vf;
int ret = 0;
/* validate the request */
if (vf_id >= pf->num_alloc_vfs) {
dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id);
return -EINVAL;
}
if (pf->flags & I40E_FLAG_MFP_ENABLED) {
dev_err(&pf->pdev->dev, "Trusted VF not supported in MFP mode.\n");
return -EINVAL;
}
vf = &pf->vf[vf_id];
if (!vf)
return -EINVAL;
if (setting == vf->trusted)
goto out;
vf->trusted = setting;
i40e_vc_notify_vf_reset(vf);
i40e_reset_vf(vf, false);
dev_info(&pf->pdev->dev, "VF %u is now %strusted\n",
vf_id, setting ? "" : "un");
out:
return ret;
}

2
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
View File

@ -88,6 +88,7 @@ struct i40e_vf {
struct i40e_virtchnl_ether_addr default_fcoe_addr;
u16 port_vlan_id;
bool pf_set_mac; /* The VMM admin set the VF MAC address */
bool trusted;
/* VSI indices - actual VSI pointers are maintained in the PF structure
* When assigned, these will be non-zero, because VSI 0 is always
@ -127,6 +128,7 @@ int i40e_ndo_set_vf_port_vlan(struct net_device *netdev,
int vf_id, u16 vlan_id, u8 qos);
int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate,
int max_tx_rate);
int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting);
int i40e_ndo_get_vf_config(struct net_device *netdev,
int vf_id, struct ifla_vf_info *ivi);
int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link);