i40e: add XDP ring statistics to dump VSI debug output

Prior to this, only the Rx and Tx ring statistics were dumped. The XDP
ring statistics are now dumped as well.

Signed-off-by: Ciara Loftus <ciara.loftus@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
index 9cb9b781451c9556ab4014f5281606d60cea4bf2..41a4cf8e3d6158fb866e297b98f49de21ebef7c4 100644 (file)
--- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
@@ -319,6 +319,47 @@ static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid)
                         i, tx_ring->itr_setting,
                         ITR_IS_DYNAMIC(tx_ring->itr_setting) ? "dynamic" : "fixed");
        }
+       if (i40e_enabled_xdp_vsi(vsi)) {
+               for (i = 0; i < vsi->num_queue_pairs; i++) {
+                       struct i40e_ring *xdp_ring = READ_ONCE(vsi->xdp_rings[i]);
+
+                       if (!xdp_ring)
+                               continue;
+
+                       dev_info(&pf->pdev->dev,
+                                "    xdp_rings[%i]: state = %lu, queue_index = %d, reg_idx = %d\n",
+                                i, *xdp_ring->state,
+                                xdp_ring->queue_index,
+                                xdp_ring->reg_idx);
+                       dev_info(&pf->pdev->dev,
+                                "    xdp_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
+                                i,
+                                xdp_ring->next_to_use,
+                                xdp_ring->next_to_clean,
+                                xdp_ring->ring_active);
+                       dev_info(&pf->pdev->dev,
+                                "    xdp_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n",
+                                i, xdp_ring->stats.packets,
+                                xdp_ring->stats.bytes,
+                                xdp_ring->tx_stats.restart_queue);
+                       dev_info(&pf->pdev->dev,
+                                "    xdp_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n",
+                                i,
+                                xdp_ring->tx_stats.tx_busy,
+                                xdp_ring->tx_stats.tx_done_old);
+                       dev_info(&pf->pdev->dev,
+                                "    xdp_rings[%i]: size = %i\n",
+                                i, xdp_ring->size);
+                       dev_info(&pf->pdev->dev,
+                                "    xdp_rings[%i]: DCB tc = %d\n",
+                                i, xdp_ring->dcb_tc);
+                       dev_info(&pf->pdev->dev,
+                                "    xdp_rings[%i]: itr_setting = %d (%s)\n",
+                                i, xdp_ring->itr_setting,
+                                ITR_IS_DYNAMIC(xdp_ring->itr_setting) ?
+                                "dynamic" : "fixed");
+               }
+       }
        rcu_read_unlock();
        dev_info(&pf->pdev->dev,
                 "    work_limit = %d\n",