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path: root/drivers/net/ethernet/broadcom/genet
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Diffstat (limited to 'drivers/net/ethernet/broadcom/genet')
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.c14
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.h6
2 files changed, 16 insertions, 4 deletions
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 6746fd03cb3a..c1c7c0e6fb7c 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -1171,6 +1171,7 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev,
1171 struct enet_cb *tx_cb_ptr; 1171 struct enet_cb *tx_cb_ptr;
1172 struct netdev_queue *txq; 1172 struct netdev_queue *txq;
1173 unsigned int pkts_compl = 0; 1173 unsigned int pkts_compl = 0;
1174 unsigned int bytes_compl = 0;
1174 unsigned int c_index; 1175 unsigned int c_index;
1175 unsigned int txbds_ready; 1176 unsigned int txbds_ready;
1176 unsigned int txbds_processed = 0; 1177 unsigned int txbds_processed = 0;
@@ -1193,16 +1194,13 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev,
1193 tx_cb_ptr = &priv->tx_cbs[ring->clean_ptr]; 1194 tx_cb_ptr = &priv->tx_cbs[ring->clean_ptr];
1194 if (tx_cb_ptr->skb) { 1195 if (tx_cb_ptr->skb) {
1195 pkts_compl++; 1196 pkts_compl++;
1196 dev->stats.tx_packets++; 1197 bytes_compl += GENET_CB(tx_cb_ptr->skb)->bytes_sent;
1197 dev->stats.tx_bytes += tx_cb_ptr->skb->len;
1198 dma_unmap_single(&dev->dev, 1198 dma_unmap_single(&dev->dev,
1199 dma_unmap_addr(tx_cb_ptr, dma_addr), 1199 dma_unmap_addr(tx_cb_ptr, dma_addr),
1200 dma_unmap_len(tx_cb_ptr, dma_len), 1200 dma_unmap_len(tx_cb_ptr, dma_len),
1201 DMA_TO_DEVICE); 1201 DMA_TO_DEVICE);
1202 bcmgenet_free_cb(tx_cb_ptr); 1202 bcmgenet_free_cb(tx_cb_ptr);
1203 } else if (dma_unmap_addr(tx_cb_ptr, dma_addr)) { 1203 } else if (dma_unmap_addr(tx_cb_ptr, dma_addr)) {
1204 dev->stats.tx_bytes +=
1205 dma_unmap_len(tx_cb_ptr, dma_len);
1206 dma_unmap_page(&dev->dev, 1204 dma_unmap_page(&dev->dev,
1207 dma_unmap_addr(tx_cb_ptr, dma_addr), 1205 dma_unmap_addr(tx_cb_ptr, dma_addr),
1208 dma_unmap_len(tx_cb_ptr, dma_len), 1206 dma_unmap_len(tx_cb_ptr, dma_len),
@@ -1220,6 +1218,9 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev,
1220 ring->free_bds += txbds_processed; 1218 ring->free_bds += txbds_processed;
1221 ring->c_index = (ring->c_index + txbds_processed) & DMA_C_INDEX_MASK; 1219 ring->c_index = (ring->c_index + txbds_processed) & DMA_C_INDEX_MASK;
1222 1220
1221 dev->stats.tx_packets += pkts_compl;
1222 dev->stats.tx_bytes += bytes_compl;
1223
1223 if (ring->free_bds > (MAX_SKB_FRAGS + 1)) { 1224 if (ring->free_bds > (MAX_SKB_FRAGS + 1)) {
1224 txq = netdev_get_tx_queue(dev, ring->queue); 1225 txq = netdev_get_tx_queue(dev, ring->queue);
1225 if (netif_tx_queue_stopped(txq)) 1226 if (netif_tx_queue_stopped(txq))
@@ -1464,6 +1465,11 @@ static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev)
1464 goto out; 1465 goto out;
1465 } 1466 }
1466 1467
1468 /* Retain how many bytes will be sent on the wire, without TSB inserted
1469 * by transmit checksum offload
1470 */
1471 GENET_CB(skb)->bytes_sent = skb->len;
1472
1467 /* set the SKB transmit checksum */ 1473 /* set the SKB transmit checksum */
1468 if (priv->desc_64b_en) { 1474 if (priv->desc_64b_en) {
1469 skb = bcmgenet_put_tx_csum(dev, skb); 1475 skb = bcmgenet_put_tx_csum(dev, skb);
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
index 967367557309..1e2dc34d331a 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
@@ -531,6 +531,12 @@ struct bcmgenet_hw_params {
531 u32 flags; 531 u32 flags;
532}; 532};
533 533
534struct bcmgenet_skb_cb {
535 unsigned int bytes_sent; /* bytes on the wire (no TSB) */
536};
537
538#define GENET_CB(skb) ((struct bcmgenet_skb_cb *)((skb)->cb))
539
534struct bcmgenet_tx_ring { 540struct bcmgenet_tx_ring {
535 spinlock_t lock; /* ring lock */ 541 spinlock_t lock; /* ring lock */
536 struct napi_struct napi; /* NAPI per tx queue */ 542 struct napi_struct napi; /* NAPI per tx queue */