diff options
| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2015-12-16 19:08:52 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-12-17 15:27:38 -0500 |
| commit | 301c141d6a5ddacb8b2310a87a7e8fe997d17a39 (patch) | |
| tree | c1d0a64bb06dc397c4d622c11b756e83cf964cb7 | |
| parent | 1bd4978a88ac2589f3105f599b1d404a312fb7f6 (diff) | |
nfp: clear ring delayed kick counters
We need to clear delayed kick counters when we free rings otherwise
after ndo_close()/ndo_open() we could kick HW by more entries than
actually written to rings.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Rolf Neugebauer <rolf.neugebauer@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net_common.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 7060539d276a..6c5af4cb5bdc 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -1363,6 +1363,7 @@ static void nfp_net_tx_ring_free(struct nfp_net_tx_ring *tx_ring) tx_ring->wr_p = 0; tx_ring->rd_p = 0; tx_ring->qcp_rd_p = 0; + tx_ring->wr_ptr_add = 0; tx_ring->txbufs = NULL; tx_ring->txds = NULL; @@ -1437,6 +1438,7 @@ static void nfp_net_rx_ring_free(struct nfp_net_rx_ring *rx_ring) rx_ring->cnt = 0; rx_ring->wr_p = 0; rx_ring->rd_p = 0; + rx_ring->wr_ptr_add = 0; rx_ring->rxbufs = NULL; rx_ring->rxds = NULL; |