sfc: Report TX completions to BQL after all TX events in interrupt

[deliverable/linux.git] / drivers / net / ethernet / sfc / efx.c

diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 804b9ad553d3841b076d4f3e8ee6ba627396226f..03bc03b67f08b3224f6e0d13b1fc0c189780c1af 100644 (file)
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -245,11 +245,17 @@ static int efx_check_disabled(struct efx_nic *efx)
  */
 static int efx_process_channel(struct efx_channel *channel, int budget)
 {
+       struct efx_tx_queue *tx_queue;
        int spent;
 
        if (unlikely(!channel->enabled))
                return 0;
 
+       efx_for_each_channel_tx_queue(tx_queue, channel) {
+               tx_queue->pkts_compl = 0;
+               tx_queue->bytes_compl = 0;
+       }
+
        spent = efx_nic_process_eventq(channel, budget);
        if (spent && efx_channel_has_rx_queue(channel)) {
                struct efx_rx_queue *rx_queue =
@@ -259,6 +265,14 @@ static int efx_process_channel(struct efx_channel *channel, int budget)
                efx_fast_push_rx_descriptors(rx_queue, true);
        }
 
+       /* Update BQL */
+       efx_for_each_channel_tx_queue(tx_queue, channel) {
+               if (tx_queue->bytes_compl) {
+                       netdev_tx_completed_queue(tx_queue->core_txq,
+                               tx_queue->pkts_compl, tx_queue->bytes_compl);
+               }
+       }
+
        return spent;
 }