Messages in this thread Patch in this message |  | | From | Ondrej Puzman <> | Subject | [PATCH] pch_gbe: Add DQL support to the driver | Date | Thu, 28 Nov 2013 00:29:09 +0100 |
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Add dynamic queue limits support to the driver.
Signed-off-by: Ondrej Puzman <puzman@gmail.com> --- .../net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index d967603..2c14e2e 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -994,6 +994,8 @@ static void pch_gbe_clean_tx_ring(struct pch_gbe_adapter *adapter, netdev_dbg(adapter->netdev, "call pch_gbe_unmap_and_free_tx_resource() %d count\n", i); + netdev_reset_queue(adapter->netdev); + size = (unsigned long)sizeof(struct pch_gbe_buffer) * tx_ring->count; memset(tx_ring->buffer_info, 0, size); @@ -1544,6 +1546,7 @@ pch_gbe_clean_tx(struct pch_gbe_adapter *adapter, unsigned int cleaned_count = 0; bool cleaned = false; int unused, thresh; + unsigned int bytes_compl = 0, pkts_compl = 0; netdev_dbg(adapter->netdev, "next_to_clean : %d\n", tx_ring->next_to_clean); @@ -1622,6 +1625,8 @@ pch_gbe_clean_tx(struct pch_gbe_adapter *adapter, buffer_info->mapped = false; } if (buffer_info->skb) { + bytes_compl += buffer_info->skb->len; + pkts_compl++; netdev_dbg(adapter->netdev, "trim buffer_info->skb : %d\n", i); skb_trim(buffer_info->skb, 0); @@ -1641,6 +1646,9 @@ pch_gbe_clean_tx(struct pch_gbe_adapter *adapter, "called pch_gbe_unmap_and_free_tx_resource() %d count\n", cleaned_count); if (cleaned_count > 0) { /*skip this if nothing cleaned*/ + netdev_completed_queue(adapter->netdev, + pkts_compl, bytes_compl); + /* Recover from running out of Tx resources in xmit_frame */ spin_lock(&tx_ring->tx_lock); if (unlikely(cleaned && (netif_queue_stopped(adapter->netdev)))) @@ -2152,6 +2160,7 @@ static int pch_gbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev) /* CRC,ITAG no support */ pch_gbe_tx_queue(adapter, tx_ring, skb); + netdev_sent_queue(netdev, skb->len); if (unlikely(!PCH_GBE_DESC_UNUSED(tx_ring))) netif_stop_queue(netdev); -- 1.5.6.5
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