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path: root/drivers/net/ethernet/sfc/tx.c
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Diffstat (limited to 'drivers/net/ethernet/sfc/tx.c')
-rw-r--r--drivers/net/ethernet/sfc/tx.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c
index 9937a2450e57..f86a0a900f2f 100644
--- a/drivers/net/ethernet/sfc/tx.c
+++ b/drivers/net/ethernet/sfc/tx.c
@@ -77,9 +77,23 @@ static void efx_dequeue_buffer(struct efx_tx_queue *tx_queue,
}
if (buffer->flags & EFX_TX_BUF_SKB) {
+ struct sk_buff *skb = (struct sk_buff *)buffer->skb;
+
EFX_WARN_ON_PARANOID(!pkts_compl || !bytes_compl);
(*pkts_compl)++;
- (*bytes_compl) += buffer->skb->len;
+ (*bytes_compl) += skb->len;
+ if (tx_queue->timestamping &&
+ (tx_queue->completed_timestamp_major ||
+ tx_queue->completed_timestamp_minor)) {
+ struct skb_shared_hwtstamps hwtstamp;
+
+ hwtstamp.hwtstamp =
+ efx_ptp_nic_to_kernel_time(tx_queue);
+ skb_tstamp_tx(skb, &hwtstamp);
+
+ tx_queue->completed_timestamp_major = 0;
+ tx_queue->completed_timestamp_minor = 0;
+ }
dev_consume_skb_any((struct sk_buff *)buffer->skb);
netif_vdbg(tx_queue->efx, tx_done, tx_queue->efx->net_dev,
"TX queue %d transmission id %x complete\n",
@@ -828,6 +842,10 @@ void efx_init_tx_queue(struct efx_tx_queue *tx_queue)
tx_queue->old_read_count = 0;
tx_queue->empty_read_count = 0 | EFX_EMPTY_COUNT_VALID;
tx_queue->xmit_more_available = false;
+ tx_queue->timestamping = false;
+ tx_queue->completed_desc_ptr = tx_queue->ptr_mask;
+ tx_queue->completed_timestamp_major = 0;
+ tx_queue->completed_timestamp_minor = 0;
/* Set up default function pointers. These may get replaced by
* efx_nic_init_tx() based off NIC/queue capabilities.