i40e/i40evf: Add capability to gather VEB per TC stats
This patch adds capability to update per VEB per TC statistics and dump
it via ethtool. It also adds a structure to hold VEB per TC statistics.
The fields can be filled by reading the GLVEBTC_* counters.
Change-ID: I28b4759b9ab6ad5a61f046a1bc9ef6b16fe31538
Signed-off-by: Neerav Parikh <neerav.parikh@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index 230d127..74c16a1 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -197,7 +197,14 @@
FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_tx) + \
FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_2_xoff)) \
/ sizeof(u64))
+#define I40E_VEB_TC_STATS_LEN ( \
+ (FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_rx_packets) + \
+ FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_rx_bytes) + \
+ FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_tx_packets) + \
+ FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_tx_bytes)) \
+ / sizeof(u64))
#define I40E_VEB_STATS_LEN ARRAY_SIZE(i40e_gstrings_veb_stats)
+#define I40E_VEB_STATS_TOTAL (I40E_VEB_STATS_LEN + I40E_VEB_TC_STATS_LEN)
#define I40E_PF_STATS_LEN(n) (I40E_GLOBAL_STATS_LEN + \
I40E_PFC_STATS_LEN + \
I40E_VSI_STATS_LEN((n)))
@@ -1257,7 +1264,7 @@
int len = I40E_PF_STATS_LEN(netdev);
if (pf->lan_veb != I40E_NO_VEB)
- len += I40E_VEB_STATS_LEN;
+ len += I40E_VEB_STATS_TOTAL;
return len;
} else {
return I40E_VSI_STATS_LEN(netdev);
@@ -1408,6 +1415,20 @@
i40e_gstrings_veb_stats[i].stat_string);
p += ETH_GSTRING_LEN;
}
+ for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
+ snprintf(p, ETH_GSTRING_LEN,
+ "veb.tc_%u_tx_packets", i);
+ p += ETH_GSTRING_LEN;
+ snprintf(p, ETH_GSTRING_LEN,
+ "veb.tc_%u_tx_bytes", i);
+ p += ETH_GSTRING_LEN;
+ snprintf(p, ETH_GSTRING_LEN,
+ "veb.tc_%u_rx_packets", i);
+ p += ETH_GSTRING_LEN;
+ snprintf(p, ETH_GSTRING_LEN,
+ "veb.tc_%u_rx_bytes", i);
+ p += ETH_GSTRING_LEN;
+ }
}
for (i = 0; i < I40E_GLOBAL_STATS_LEN; i++) {
snprintf(p, ETH_GSTRING_LEN, "port.%s",