i40e: remove debugfs dump stats

The debugfs dump stats wasn't being kept up-to-date, was redundant with
the ethtool output, and didn't offer any useful additional info.  Rather
than continue trying to keep them aligned, just remove the debugfs command.

Change-ID: Id130ed9aef01c6369ab662c7b4c5ec5b1dbc5b40
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Patrick Lu <patrick.lu@intel.com>
Tested-by: Jim Young <Jamesx.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
index 7067f4b9159c99e9720484ca2ea5d7fe574fed5f..a03f4590cb0fbac6dc74308ea230dbfb18a95329 100644 (file)
--- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
@@ -894,90 +894,6 @@ static void i40e_dbg_dump_eth_stats(struct i40e_pf *pf,
                 estats->tx_discards, estats->tx_errors);
 }
 
-/**
- * i40e_dbg_dump_stats - handles dump stats write into command datum
- * @pf: the i40e_pf created in command write
- * @stats: the stats structure to be dumped
- **/
-static void i40e_dbg_dump_stats(struct i40e_pf *pf,
-                               struct i40e_hw_port_stats *stats)
-{
-       int i;
-
-       dev_info(&pf->pdev->dev, "  stats:\n");
-       dev_info(&pf->pdev->dev,
-                "    crc_errors = \t\t%lld \tillegal_bytes = \t%lld \terror_bytes = \t\t%lld\n",
-                stats->crc_errors, stats->illegal_bytes, stats->error_bytes);
-       dev_info(&pf->pdev->dev,
-                "    mac_local_faults = \t%lld \tmac_remote_faults = \t%lld \trx_length_errors = \t%lld\n",
-                stats->mac_local_faults, stats->mac_remote_faults,
-                stats->rx_length_errors);
-       dev_info(&pf->pdev->dev,
-                "    link_xon_rx = \t\t%lld \tlink_xoff_rx = \t\t%lld \tlink_xon_tx = \t\t%lld\n",
-                stats->link_xon_rx, stats->link_xoff_rx, stats->link_xon_tx);
-       dev_info(&pf->pdev->dev,
-                "    link_xoff_tx = \t\t%lld \trx_size_64 = \t\t%lld \trx_size_127 = \t\t%lld\n",
-                stats->link_xoff_tx, stats->rx_size_64, stats->rx_size_127);
-       dev_info(&pf->pdev->dev,
-                "    rx_size_255 = \t\t%lld \trx_size_511 = \t\t%lld \trx_size_1023 = \t\t%lld\n",
-                stats->rx_size_255, stats->rx_size_511, stats->rx_size_1023);
-       dev_info(&pf->pdev->dev,
-                "    rx_size_big = \t\t%lld \trx_undersize = \t\t%lld \trx_jabber = \t\t%lld\n",
-                stats->rx_size_big, stats->rx_undersize, stats->rx_jabber);
-       dev_info(&pf->pdev->dev,
-                "    rx_fragments = \t\t%lld \trx_oversize = \t\t%lld \ttx_size_64 = \t\t%lld\n",
-                stats->rx_fragments, stats->rx_oversize, stats->tx_size_64);
-       dev_info(&pf->pdev->dev,
-                "    tx_size_127 = \t\t%lld \ttx_size_255 = \t\t%lld \ttx_size_511 = \t\t%lld\n",
-                stats->tx_size_127, stats->tx_size_255, stats->tx_size_511);
-       dev_info(&pf->pdev->dev,
-                "    tx_size_1023 = \t\t%lld \ttx_size_big = \t\t%lld \tmac_short_packet_dropped = \t%lld\n",
-                stats->tx_size_1023, stats->tx_size_big,
-                stats->mac_short_packet_dropped);
-       for (i = 0; i < 8; i += 4) {
-               dev_info(&pf->pdev->dev,
-                        "    priority_xon_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
-                        i, stats->priority_xon_rx[i],
-                        i+1, stats->priority_xon_rx[i+1],
-                        i+2, stats->priority_xon_rx[i+2],
-                        i+3, stats->priority_xon_rx[i+3]);
-       }
-       for (i = 0; i < 8; i += 4) {
-               dev_info(&pf->pdev->dev,
-                        "    priority_xoff_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
-                        i, stats->priority_xoff_rx[i],
-                        i+1, stats->priority_xoff_rx[i+1],
-                        i+2, stats->priority_xoff_rx[i+2],
-                        i+3, stats->priority_xoff_rx[i+3]);
-       }
-       for (i = 0; i < 8; i += 4) {
-               dev_info(&pf->pdev->dev,
-                        "    priority_xon_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
-                        i, stats->priority_xon_tx[i],
-                        i+1, stats->priority_xon_tx[i+1],
-                        i+2, stats->priority_xon_tx[i+2],
-                        i+3, stats->priority_xon_rx[i+3]);
-       }
-       for (i = 0; i < 8; i += 4) {
-               dev_info(&pf->pdev->dev,
-                        "    priority_xoff_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
-                        i, stats->priority_xoff_tx[i],
-                        i+1, stats->priority_xoff_tx[i+1],
-                        i+2, stats->priority_xoff_tx[i+2],
-                        i+3, stats->priority_xoff_tx[i+3]);
-       }
-       for (i = 0; i < 8; i += 4) {
-               dev_info(&pf->pdev->dev,
-                        "    priority_xon_2_xoff[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
-                        i, stats->priority_xon_2_xoff[i],
-                        i+1, stats->priority_xon_2_xoff[i+1],
-                        i+2, stats->priority_xon_2_xoff[i+2],
-                        i+3, stats->priority_xon_2_xoff[i+3]);
-       }
-
-       i40e_dbg_dump_eth_stats(pf, &stats->eth);
-}
-
 /**
  * i40e_dbg_dump_veb_seid - handles dump stats of a single given veb
  * @pf: the i40e_pf created in command write
@@ -1342,11 +1258,6 @@ static ssize_t i40e_dbg_command_write(struct file *filp,
                                         "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n");
                                dev_info(&pf->pdev->dev, "dump desc aq\n");
                        }
-               } else if (strncmp(&cmd_buf[5], "stats", 5) == 0) {
-                       dev_info(&pf->pdev->dev, "pf stats:\n");
-                       i40e_dbg_dump_stats(pf, &pf->stats);
-                       dev_info(&pf->pdev->dev, "pf stats_offsets:\n");
-                       i40e_dbg_dump_stats(pf, &pf->stats_offsets);
                } else if (strncmp(&cmd_buf[5], "reset stats", 11) == 0) {
                        dev_info(&pf->pdev->dev,
                                 "core reset count: %d\n", pf->corer_count);
@@ -1464,8 +1375,8 @@ static ssize_t i40e_dbg_command_write(struct file *filp,
                } else {
                        dev_info(&pf->pdev->dev,
                                 "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n");
-                       dev_info(&pf->pdev->dev, "dump switch, dump vsi [seid] or\n");
-                       dev_info(&pf->pdev->dev, "dump stats\n");
+                       dev_info(&pf->pdev->dev, "dump switch\n");
+                       dev_info(&pf->pdev->dev, "dump vsi [seid]\n");
                        dev_info(&pf->pdev->dev, "dump reset stats\n");
                        dev_info(&pf->pdev->dev, "dump port\n");
                        dev_info(&pf->pdev->dev,