net/ice: fix bytes statistics

[dpdk.git] / drivers / net / ice / ice_ethdev.c

diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
index 7dd3fcd..a4a0390 100644 (file)
--- a/drivers/net/ice/ice_ethdev.c
+++ b/drivers/net/ice/ice_ethdev.c
@@ -4252,6 +4252,13 @@ ice_update_vsi_stats(struct ice_vsi *vsi)
        ice_stat_update_40(hw, GLV_BPRCH(idx), GLV_BPRCL(idx),
                           vsi->offset_loaded, &oes->rx_broadcast,
                           &nes->rx_broadcast);
+       /* enlarge the limitation when rx_bytes overflowed */
+       if (vsi->offset_loaded) {
+               if (ICE_RXTX_BYTES_LOW(vsi->old_rx_bytes) > nes->rx_bytes)
+                       nes->rx_bytes += (uint64_t)1 << ICE_40_BIT_WIDTH;
+               nes->rx_bytes += ICE_RXTX_BYTES_HIGH(vsi->old_rx_bytes);
+       }
+       vsi->old_rx_bytes = nes->rx_bytes;
        /* exclude CRC bytes */
        nes->rx_bytes -= (nes->rx_unicast + nes->rx_multicast +
                          nes->rx_broadcast) * RTE_ETHER_CRC_LEN;
@@ -4278,6 +4285,13 @@ ice_update_vsi_stats(struct ice_vsi *vsi)
        /* GLV_TDPC not supported */
        ice_stat_update_32(hw, GLV_TEPC(idx), vsi->offset_loaded,
                           &oes->tx_errors, &nes->tx_errors);
+       /* enlarge the limitation when tx_bytes overflowed */
+       if (vsi->offset_loaded) {
+               if (ICE_RXTX_BYTES_LOW(vsi->old_tx_bytes) > nes->tx_bytes)
+                       nes->tx_bytes += (uint64_t)1 << ICE_40_BIT_WIDTH;
+               nes->tx_bytes += ICE_RXTX_BYTES_HIGH(vsi->old_tx_bytes);
+       }
+       vsi->old_tx_bytes = nes->tx_bytes;
        vsi->offset_loaded = true;
 
        PMD_DRV_LOG(DEBUG, "************** VSI[%u] stats start **************",
@@ -4325,6 +4339,13 @@ ice_read_stats_registers(struct ice_pf *pf, struct ice_hw *hw)
        ice_stat_update_32(hw, PRTRPB_RDPC,
                           pf->offset_loaded, &os->eth.rx_discards,
                           &ns->eth.rx_discards);
+       /* enlarge the limitation when rx_bytes overflowed */
+       if (pf->offset_loaded) {
+               if (ICE_RXTX_BYTES_LOW(pf->old_rx_bytes) > ns->eth.rx_bytes)
+                       ns->eth.rx_bytes += (uint64_t)1 << ICE_40_BIT_WIDTH;
+               ns->eth.rx_bytes += ICE_RXTX_BYTES_HIGH(pf->old_rx_bytes);
+       }
+       pf->old_rx_bytes = ns->eth.rx_bytes;
 
        /* Workaround: CRC size should not be included in byte statistics,
         * so subtract RTE_ETHER_CRC_LEN from the byte counter for each rx
@@ -4355,6 +4376,13 @@ ice_read_stats_registers(struct ice_pf *pf, struct ice_hw *hw)
                           GLPRT_BPTCL(hw->port_info->lport),
                           pf->offset_loaded, &os->eth.tx_broadcast,
                           &ns->eth.tx_broadcast);
+       /* enlarge the limitation when tx_bytes overflowed */
+       if (pf->offset_loaded) {
+               if (ICE_RXTX_BYTES_LOW(pf->old_tx_bytes) > ns->eth.tx_bytes)
+                       ns->eth.tx_bytes += (uint64_t)1 << ICE_40_BIT_WIDTH;
+               ns->eth.tx_bytes += ICE_RXTX_BYTES_HIGH(pf->old_tx_bytes);
+       }
+       pf->old_tx_bytes = ns->eth.tx_bytes;
        ns->eth.tx_bytes -= (ns->eth.tx_unicast + ns->eth.tx_multicast +
                             ns->eth.tx_broadcast) * RTE_ETHER_CRC_LEN;