diff options
Diffstat (limited to 'drivers/net/ethernet/huawei/hinic/hinic_tx.c')
| -rw-r--r-- | drivers/net/ethernet/huawei/hinic/hinic_tx.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_tx.c b/drivers/net/ethernet/huawei/hinic/hinic_tx.c index 90ab2d971383..5bf6a32faa46 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_tx.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_tx.c @@ -67,6 +67,28 @@ void hinic_txq_clean_stats(struct hinic_txq *txq) } /** + * hinic_txq_get_stats - get statistics of Tx Queue + * @txq: Logical Tx Queue + * @stats: return updated stats here + **/ +void hinic_txq_get_stats(struct hinic_txq *txq, struct hinic_txq_stats *stats) +{ + struct hinic_txq_stats *txq_stats = &txq->txq_stats; + unsigned int start; + + u64_stats_update_begin(&stats->syncp); + do { + start = u64_stats_fetch_begin(&txq_stats->syncp); + stats->pkts = txq_stats->pkts; + stats->bytes = txq_stats->bytes; + stats->tx_busy = txq_stats->tx_busy; + stats->tx_wake = txq_stats->tx_wake; + stats->tx_dropped = txq_stats->tx_dropped; + } while (u64_stats_fetch_retry(&txq_stats->syncp, start)); + u64_stats_update_end(&stats->syncp); +} + +/** * txq_stats_init - Initialize the statistics of specific queue * @txq: Logical Tx Queue **/ |