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path: root/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
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Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_debugfs.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_debugfs.c207
1 files changed, 101 insertions, 106 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
index 8dbd91f64b74..19e248ff6c77 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
@@ -258,12 +258,12 @@ static ssize_t i40e_dbg_dump_write(struct file *filp,
for (i = 0; i < vsi->num_queue_pairs; i++) {
len = sizeof(struct i40e_tx_buffer);
- memcpy(p, vsi->tx_rings[i].tx_bi, len);
+ memcpy(p, vsi->tx_rings[i]->tx_bi, len);
p += len;
}
for (i = 0; i < vsi->num_queue_pairs; i++) {
len = sizeof(struct i40e_rx_buffer);
- memcpy(p, vsi->rx_rings[i].rx_bi, len);
+ memcpy(p, vsi->rx_rings[i]->rx_bi, len);
p += len;
}
@@ -484,100 +484,104 @@ static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid)
" tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n",
vsi->tx_restart, vsi->tx_busy,
vsi->rx_buf_failed, vsi->rx_page_failed);
- if (vsi->rx_rings) {
- for (i = 0; i < vsi->num_queue_pairs; i++) {
- dev_info(&pf->pdev->dev,
- " rx_rings[%i]: desc = %p\n",
- i, vsi->rx_rings[i].desc);
- dev_info(&pf->pdev->dev,
- " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n",
- i, vsi->rx_rings[i].dev,
- vsi->rx_rings[i].netdev,
- vsi->rx_rings[i].rx_bi);
- dev_info(&pf->pdev->dev,
- " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
- i, vsi->rx_rings[i].state,
- vsi->rx_rings[i].queue_index,
- vsi->rx_rings[i].reg_idx);
- dev_info(&pf->pdev->dev,
- " rx_rings[%i]: rx_hdr_len = %d, rx_buf_len = %d, dtype = %d\n",
- i, vsi->rx_rings[i].rx_hdr_len,
- vsi->rx_rings[i].rx_buf_len,
- vsi->rx_rings[i].dtype);
- dev_info(&pf->pdev->dev,
- " rx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
- i, vsi->rx_rings[i].hsplit,
- vsi->rx_rings[i].next_to_use,
- vsi->rx_rings[i].next_to_clean,
- vsi->rx_rings[i].ring_active);
- dev_info(&pf->pdev->dev,
- " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n",
- i, vsi->rx_rings[i].rx_stats.packets,
- vsi->rx_rings[i].rx_stats.bytes,
- vsi->rx_rings[i].rx_stats.non_eop_descs);
- dev_info(&pf->pdev->dev,
- " rx_rings[%i]: rx_stats: alloc_rx_page_failed = %lld, alloc_rx_buff_failed = %lld\n",
- i,
- vsi->rx_rings[i].rx_stats.alloc_rx_page_failed,
- vsi->rx_rings[i].rx_stats.alloc_rx_buff_failed);
- dev_info(&pf->pdev->dev,
- " rx_rings[%i]: size = %i, dma = 0x%08lx\n",
- i, vsi->rx_rings[i].size,
- (long unsigned int)vsi->rx_rings[i].dma);
- dev_info(&pf->pdev->dev,
- " rx_rings[%i]: vsi = %p, q_vector = %p\n",
- i, vsi->rx_rings[i].vsi,
- vsi->rx_rings[i].q_vector);
- }
+ rcu_read_lock();
+ for (i = 0; i < vsi->num_queue_pairs; i++) {
+ struct i40e_ring *rx_ring = ACCESS_ONCE(vsi->rx_rings[i]);
+ if (!rx_ring)
+ continue;
+
+ dev_info(&pf->pdev->dev,
+ " rx_rings[%i]: desc = %p\n",
+ i, rx_ring->desc);
+ dev_info(&pf->pdev->dev,
+ " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n",
+ i, rx_ring->dev,
+ rx_ring->netdev,
+ rx_ring->rx_bi);
+ dev_info(&pf->pdev->dev,
+ " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
+ i, rx_ring->state,
+ rx_ring->queue_index,
+ rx_ring->reg_idx);
+ dev_info(&pf->pdev->dev,
+ " rx_rings[%i]: rx_hdr_len = %d, rx_buf_len = %d, dtype = %d\n",
+ i, rx_ring->rx_hdr_len,
+ rx_ring->rx_buf_len,
+ rx_ring->dtype);
+ dev_info(&pf->pdev->dev,
+ " rx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
+ i, rx_ring->hsplit,
+ rx_ring->next_to_use,
+ rx_ring->next_to_clean,
+ rx_ring->ring_active);
+ dev_info(&pf->pdev->dev,
+ " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n",
+ i, rx_ring->stats.packets,
+ rx_ring->stats.bytes,
+ rx_ring->rx_stats.non_eop_descs);
+ dev_info(&pf->pdev->dev,
+ " rx_rings[%i]: rx_stats: alloc_rx_page_failed = %lld, alloc_rx_buff_failed = %lld\n",
+ i,
+ rx_ring->rx_stats.alloc_rx_page_failed,
+ rx_ring->rx_stats.alloc_rx_buff_failed);
+ dev_info(&pf->pdev->dev,
+ " rx_rings[%i]: size = %i, dma = 0x%08lx\n",
+ i, rx_ring->size,
+ (long unsigned int)rx_ring->dma);
+ dev_info(&pf->pdev->dev,
+ " rx_rings[%i]: vsi = %p, q_vector = %p\n",
+ i, rx_ring->vsi,
+ rx_ring->q_vector);
}
- if (vsi->tx_rings) {
- for (i = 0; i < vsi->num_queue_pairs; i++) {
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: desc = %p\n",
- i, vsi->tx_rings[i].desc);
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: dev = %p, netdev = %p, tx_bi = %p\n",
- i, vsi->tx_rings[i].dev,
- vsi->tx_rings[i].netdev,
- vsi->tx_rings[i].tx_bi);
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
- i, vsi->tx_rings[i].state,
- vsi->tx_rings[i].queue_index,
- vsi->tx_rings[i].reg_idx);
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: dtype = %d\n",
- i, vsi->tx_rings[i].dtype);
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
- i, vsi->tx_rings[i].hsplit,
- vsi->tx_rings[i].next_to_use,
- vsi->tx_rings[i].next_to_clean,
- vsi->tx_rings[i].ring_active);
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n",
- i, vsi->tx_rings[i].tx_stats.packets,
- vsi->tx_rings[i].tx_stats.bytes,
- vsi->tx_rings[i].tx_stats.restart_queue);
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: tx_stats: tx_busy = %lld, completed = %lld, tx_done_old = %lld\n",
- i,
- vsi->tx_rings[i].tx_stats.tx_busy,
- vsi->tx_rings[i].tx_stats.completed,
- vsi->tx_rings[i].tx_stats.tx_done_old);
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: size = %i, dma = 0x%08lx\n",
- i, vsi->tx_rings[i].size,
- (long unsigned int)vsi->tx_rings[i].dma);
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: vsi = %p, q_vector = %p\n",
- i, vsi->tx_rings[i].vsi,
- vsi->tx_rings[i].q_vector);
- dev_info(&pf->pdev->dev,
- " tx_rings[%i]: DCB tc = %d\n",
- i, vsi->tx_rings[i].dcb_tc);
- }
+ for (i = 0; i < vsi->num_queue_pairs; i++) {
+ struct i40e_ring *tx_ring = ACCESS_ONCE(vsi->tx_rings[i]);
+ if (!tx_ring)
+ continue;
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: desc = %p\n",
+ i, tx_ring->desc);
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: dev = %p, netdev = %p, tx_bi = %p\n",
+ i, tx_ring->dev,
+ tx_ring->netdev,
+ tx_ring->tx_bi);
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
+ i, tx_ring->state,
+ tx_ring->queue_index,
+ tx_ring->reg_idx);
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: dtype = %d\n",
+ i, tx_ring->dtype);
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
+ i, tx_ring->hsplit,
+ tx_ring->next_to_use,
+ tx_ring->next_to_clean,
+ tx_ring->ring_active);
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n",
+ i, tx_ring->stats.packets,
+ tx_ring->stats.bytes,
+ tx_ring->tx_stats.restart_queue);
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n",
+ i,
+ tx_ring->tx_stats.tx_busy,
+ tx_ring->tx_stats.tx_done_old);
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: size = %i, dma = 0x%08lx\n",
+ i, tx_ring->size,
+ (long unsigned int)tx_ring->dma);
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: vsi = %p, q_vector = %p\n",
+ i, tx_ring->vsi,
+ tx_ring->q_vector);
+ dev_info(&pf->pdev->dev,
+ " tx_rings[%i]: DCB tc = %d\n",
+ i, tx_ring->dcb_tc);
}
+ rcu_read_unlock();
dev_info(&pf->pdev->dev,
" work_limit = %d, rx_itr_setting = %d (%s), tx_itr_setting = %d (%s)\n",
vsi->work_limit, vsi->rx_itr_setting,
@@ -587,15 +591,6 @@ static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid)
dev_info(&pf->pdev->dev,
" max_frame = %d, rx_hdr_len = %d, rx_buf_len = %d dtype = %d\n",
vsi->max_frame, vsi->rx_hdr_len, vsi->rx_buf_len, vsi->dtype);
- if (vsi->q_vectors) {
- for (i = 0; i < vsi->num_q_vectors; i++) {
- dev_info(&pf->pdev->dev,
- " q_vectors[%i]: base index = %ld\n",
- i, ((long int)*vsi->q_vectors[i].rx.ring-
- (long int)*vsi->q_vectors[0].rx.ring)/
- sizeof(struct i40e_ring));
- }
- }
dev_info(&pf->pdev->dev,
" num_q_vectors = %i, base_vector = %i\n",
vsi->num_q_vectors, vsi->base_vector);
@@ -792,9 +787,9 @@ static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n,
return;
}
if (is_rx_ring)
- ring = vsi->rx_rings[ring_id];
+ ring = *vsi->rx_rings[ring_id];
else
- ring = vsi->tx_rings[ring_id];
+ ring = *vsi->tx_rings[ring_id];
if (cnt == 2) {
dev_info(&pf->pdev->dev, "vsi = %02i %s ring = %02i\n",
vsi_seid, is_rx_ring ? "rx" : "tx", ring_id);
@@ -1996,7 +1991,7 @@ static ssize_t i40e_dbg_netdev_ops_write(struct file *filp,
goto netdev_ops_write_done;
}
for (i = 0; i < vsi->num_q_vectors; i++)
- napi_schedule(&vsi->q_vectors[i].napi);
+ napi_schedule(&vsi->q_vectors[i]->napi);
dev_info(&pf->pdev->dev, "napi called\n");
} else {
dev_info(&pf->pdev->dev, "unknown command '%s'\n",
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