diff options
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_debugfs.c')
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_debugfs.c | 101 |
1 files changed, 89 insertions, 12 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index 99ea543dd245..d3ad2e3aa838 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -10,6 +10,12 @@ static struct dentry *i40e_dbg_root; +enum ring_type { + RING_TYPE_RX, + RING_TYPE_TX, + RING_TYPE_XDP +}; + /** * i40e_dbg_find_vsi - searches for the vsi with the given seid * @pf: the PF structure to search for the vsi @@ -319,6 +325,47 @@ 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", @@ -489,11 +536,12 @@ static void i40e_dbg_dump_aq_desc(struct i40e_pf *pf) * @ring_id: ring id entered by user * @desc_n: descriptor number entered by user * @pf: the i40e_pf created in command write - * @is_rx_ring: true if rx, false if tx + * @type: enum describing whether ring is RX, TX or XDP **/ static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, - struct i40e_pf *pf, bool is_rx_ring) + struct i40e_pf *pf, enum ring_type type) { + bool is_rx_ring = type == RING_TYPE_RX; struct i40e_tx_desc *txd; union i40e_rx_desc *rxd; struct i40e_ring *ring; @@ -505,6 +553,10 @@ static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, dev_info(&pf->pdev->dev, "vsi %d not found\n", vsi_seid); return; } + if (type == RING_TYPE_XDP && !i40e_enabled_xdp_vsi(vsi)) { + dev_info(&pf->pdev->dev, "XDP not enabled on VSI %d\n", vsi_seid); + return; + } if (ring_id >= vsi->num_queue_pairs || ring_id < 0) { dev_info(&pf->pdev->dev, "ring %d not found\n", ring_id); return; @@ -516,15 +568,32 @@ static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, return; } - ring = kmemdup(is_rx_ring - ? vsi->rx_rings[ring_id] : vsi->tx_rings[ring_id], - sizeof(*ring), GFP_KERNEL); + switch (type) { + case RING_TYPE_RX: + ring = kmemdup(vsi->rx_rings[ring_id], sizeof(*ring), GFP_KERNEL); + break; + case RING_TYPE_TX: + ring = kmemdup(vsi->tx_rings[ring_id], sizeof(*ring), GFP_KERNEL); + break; + case RING_TYPE_XDP: + ring = kmemdup(vsi->xdp_rings[ring_id], sizeof(*ring), GFP_KERNEL); + break; + } if (!ring) return; if (cnt == 2) { - dev_info(&pf->pdev->dev, "vsi = %02i %s ring = %02i\n", - vsi_seid, is_rx_ring ? "rx" : "tx", ring_id); + switch (type) { + case RING_TYPE_RX: + dev_info(&pf->pdev->dev, "VSI = %02i Rx ring = %02i\n", vsi_seid, ring_id); + break; + case RING_TYPE_TX: + dev_info(&pf->pdev->dev, "VSI = %02i Tx ring = %02i\n", vsi_seid, ring_id); + break; + case RING_TYPE_XDP: + dev_info(&pf->pdev->dev, "VSI = %02i XDP ring = %02i\n", vsi_seid, ring_id); + break; + } for (i = 0; i < ring->count; i++) { if (!is_rx_ring) { txd = I40E_TX_DESC(ring, i); @@ -562,7 +631,7 @@ static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, rxd->read.rsvd1, rxd->read.rsvd2); } } else { - dev_info(&pf->pdev->dev, "dump desc rx/tx <vsi_seid> <ring_id> [<desc_n>]\n"); + dev_info(&pf->pdev->dev, "dump desc rx/tx/xdp <vsi_seid> <ring_id> [<desc_n>]\n"); } out: @@ -688,7 +757,6 @@ static void i40e_dbg_dump_vf_all(struct i40e_pf *pf) i40e_dbg_dump_vf(pf, i); } -#define I40E_MAX_DEBUG_OUT_BUFFER (4096*4) /** * i40e_dbg_command_write - write into command datum * @filp: the opened file @@ -920,13 +988,19 @@ static ssize_t i40e_dbg_command_write(struct file *filp, cnt = sscanf(&cmd_buf[12], "%i %i %i", &vsi_seid, &ring_id, &desc_n); i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, - desc_n, pf, true); + desc_n, pf, RING_TYPE_RX); } else if (strncmp(&cmd_buf[10], "tx", 2) == 0) { cnt = sscanf(&cmd_buf[12], "%i %i %i", &vsi_seid, &ring_id, &desc_n); i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, - desc_n, pf, false); + desc_n, pf, RING_TYPE_TX); + } else if (strncmp(&cmd_buf[10], "xdp", 3) + == 0) { + cnt = sscanf(&cmd_buf[13], "%i %i %i", + &vsi_seid, &ring_id, &desc_n); + i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, + desc_n, pf, RING_TYPE_XDP); } else if (strncmp(&cmd_buf[10], "aq", 2) == 0) { i40e_dbg_dump_aq_desc(pf); } else { @@ -934,6 +1008,8 @@ static ssize_t i40e_dbg_command_write(struct file *filp, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); + dev_info(&pf->pdev->dev, + "dump desc xdp <vsi_seid> <ring_id> [<desc_n>]\n"); dev_info(&pf->pdev->dev, "dump desc aq\n"); } } else if (strncmp(&cmd_buf[5], "reset stats", 11) == 0) { @@ -1104,7 +1180,7 @@ static ssize_t i40e_dbg_command_write(struct file *filp, buff = NULL; } 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"); + "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>], dump desc xdp <vsi_seid> <ring_id> [<desc_n>],\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"); @@ -1520,6 +1596,7 @@ static ssize_t i40e_dbg_command_write(struct file *filp, dev_info(&pf->pdev->dev, " dump vsi [seid]\n"); dev_info(&pf->pdev->dev, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); dev_info(&pf->pdev->dev, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); + dev_info(&pf->pdev->dev, " dump desc xdp <vsi_seid> <ring_id> [<desc_n>]\n"); dev_info(&pf->pdev->dev, " dump desc aq\n"); dev_info(&pf->pdev->dev, " dump reset stats\n"); dev_info(&pf->pdev->dev, " dump debug fwdata <cluster_id> <table_id> <index>\n"); |