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ice: implement VF stats NDO

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Implement the VF stats gathering via the kernel via ndo_get_vf_stats().
The driver will show per-VF stats in the output of the
ip -s link show dev <PF> command.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@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:
Jesse Brandeburg 2019-11-08 06:23:28 -08:00 committed by Jeff Kirsher
parent 4c66d227e4
commit 730fdea40b
3 changed files with 57 additions and 0 deletions
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1
drivers/net/ethernet/intel/ice/ice_main.c
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@ -5219,6 +5219,7 @@ static const struct net_device_ops ice_netdev_ops = {
.ndo_set_vf_trust = ice_set_vf_trust,
.ndo_set_vf_vlan = ice_set_vf_port_vlan,
.ndo_set_vf_link_state = ice_set_vf_link_state,
.ndo_get_vf_stats = ice_get_vf_stats,
.ndo_vlan_rx_add_vid = ice_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = ice_vlan_rx_kill_vid,
.ndo_set_features = ice_set_features,

45
drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
View File

@ -3391,3 +3391,48 @@ int ice_set_vf_link_state(struct net_device *netdev, int vf_id, int link_state)
return 0;
}
/**
* ice_get_vf_stats - populate some stats for the VF
* @netdev: the netdev of the PF
* @vf_id: the host OS identifier (0-255)
* @vf_stats: pointer to the OS memory to be initialized
*/
int ice_get_vf_stats(struct net_device *netdev, int vf_id,
struct ifla_vf_stats *vf_stats)
{
struct ice_pf *pf = ice_netdev_to_pf(netdev);
struct ice_eth_stats *stats;
struct ice_vsi *vsi;
struct ice_vf *vf;
if (ice_validate_vf_id(pf, vf_id))
return -EINVAL;
vf = &pf->vf[vf_id];
if (ice_check_vf_init(pf, vf))
return -EBUSY;
vsi = pf->vsi[vf->lan_vsi_idx];
if (!vsi)
return -EINVAL;
ice_update_eth_stats(vsi);
stats = &vsi->eth_stats;
memset(vf_stats, 0, sizeof(*vf_stats));
vf_stats->rx_packets = stats->rx_unicast + stats->rx_broadcast +
stats->rx_multicast;
vf_stats->tx_packets = stats->tx_unicast + stats->tx_broadcast +
stats->tx_multicast;
vf_stats->rx_bytes = stats->rx_bytes;
vf_stats->tx_bytes = stats->tx_bytes;
vf_stats->broadcast = stats->rx_broadcast;
vf_stats->multicast = stats->rx_multicast;
vf_stats->rx_dropped = stats->rx_discards;
vf_stats->tx_dropped = stats->tx_discards;
return 0;
}

11
drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h
View File

@ -122,6 +122,9 @@ int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena);
int ice_calc_vf_reg_idx(struct ice_vf *vf, struct ice_q_vector *q_vector);
void ice_set_vf_state_qs_dis(struct ice_vf *vf);
int
ice_get_vf_stats(struct net_device *netdev, int vf_id,
struct ifla_vf_stats *vf_stats);
#else /* CONFIG_PCI_IOV */
#define ice_process_vflr_event(pf) do {} while (0)
#define ice_free_vfs(pf) do {} while (0)
@ -194,5 +197,13 @@ ice_calc_vf_reg_idx(struct ice_vf __always_unused *vf,
{
return 0;
}
static inline int
ice_get_vf_stats(struct net_device __always_unused *netdev,
int __always_unused vf_id,
struct ifla_vf_stats __always_unused *vf_stats)
{
return -EOPNOTSUPP;
}
#endif /* CONFIG_PCI_IOV */
#endif /* _ICE_VIRTCHNL_PF_H_ */