diff options
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 11 | ||||
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c | 9 |
3 files changed, 20 insertions, 2 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index 34f189271ef2..714e961e7a77 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -533,6 +533,7 @@ static void dpaa2_eth_rx(struct dpaa2_eth_priv *priv, percpu_stats->rx_packets++; percpu_stats->rx_bytes += dpaa2_fd_get_len(fd); + ch->stats.bytes_per_cdan += dpaa2_fd_get_len(fd); list_add_tail(&skb->list, ch->rx_list); @@ -641,6 +642,7 @@ static int dpaa2_eth_consume_frames(struct dpaa2_eth_channel *ch, fq->stats.frames += cleaned; ch->stats.frames += cleaned; + ch->stats.frames_per_cdan += cleaned; /* A dequeue operation only pulls frames from a single queue * into the store. Return the frame queue as an out param. @@ -1264,7 +1266,7 @@ static netdev_tx_t dpaa2_eth_tx(struct sk_buff *skb, struct net_device *net_dev) /* Tx confirmation frame processing routine */ static void dpaa2_eth_tx_conf(struct dpaa2_eth_priv *priv, - struct dpaa2_eth_channel *ch __always_unused, + struct dpaa2_eth_channel *ch, const struct dpaa2_fd *fd, struct dpaa2_eth_fq *fq) { @@ -1279,6 +1281,7 @@ static void dpaa2_eth_tx_conf(struct dpaa2_eth_priv *priv, percpu_extras = this_cpu_ptr(priv->percpu_extras); percpu_extras->tx_conf_frames++; percpu_extras->tx_conf_bytes += fd_len; + ch->stats.bytes_per_cdan += fd_len; /* Check frame errors in the FD field */ fd_errors = dpaa2_fd_get_ctrl(fd) & DPAA2_FD_TX_ERR_MASK; @@ -1601,6 +1604,12 @@ static int dpaa2_eth_poll(struct napi_struct *napi, int budget) } } while (store_cleaned); + /* Update NET DIM with the values for this CDAN */ + dpaa2_io_update_net_dim(ch->dpio, ch->stats.frames_per_cdan, + ch->stats.bytes_per_cdan); + ch->stats.frames_per_cdan = 0; + ch->stats.bytes_per_cdan = 0; + /* We didn't consume the entire budget, so finish napi and * re-enable data availability notifications */ diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h index 628d2d45f045..2085844227fe 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h @@ -384,6 +384,8 @@ struct dpaa2_eth_ch_stats { __u64 xdp_redirect; /* Must be last, does not show up in ethtool stats */ __u64 frames; + __u64 frames_per_cdan; + __u64 bytes_per_cdan; }; /* Maximum number of queues associated with a DPNI */ diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c index 69a6860e11fa..adb8ce5306ee 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c @@ -829,6 +829,7 @@ static int dpaa2_eth_get_coalesce(struct net_device *dev, struct dpaa2_io *dpio = priv->channel[0]->dpio; dpaa2_io_get_irq_coalescing(dpio, &ic->rx_coalesce_usecs); + ic->use_adaptive_rx_coalesce = dpaa2_io_get_adaptive_coalescing(dpio); return 0; } @@ -840,17 +841,21 @@ static int dpaa2_eth_set_coalesce(struct net_device *dev, { struct dpaa2_eth_priv *priv = netdev_priv(dev); struct dpaa2_io *dpio; + int prev_adaptive; u32 prev_rx_usecs; int i, j, err; /* Keep track of the previous value, just in case we fail */ dpio = priv->channel[0]->dpio; dpaa2_io_get_irq_coalescing(dpio, &prev_rx_usecs); + prev_adaptive = dpaa2_io_get_adaptive_coalescing(dpio); /* Setup new value for rx coalescing */ for (i = 0; i < priv->num_channels; i++) { dpio = priv->channel[i]->dpio; + dpaa2_io_set_adaptive_coalescing(dpio, + ic->use_adaptive_rx_coalesce); err = dpaa2_io_set_irq_coalescing(dpio, ic->rx_coalesce_usecs); if (err) goto restore_rx_usecs; @@ -863,13 +868,15 @@ restore_rx_usecs: dpio = priv->channel[j]->dpio; dpaa2_io_set_irq_coalescing(dpio, prev_rx_usecs); + dpaa2_io_set_adaptive_coalescing(dpio, prev_adaptive); } return err; } const struct ethtool_ops dpaa2_ethtool_ops = { - .supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS, + .supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS | + ETHTOOL_COALESCE_USE_ADAPTIVE_RX, .get_drvinfo = dpaa2_eth_get_drvinfo, .nway_reset = dpaa2_eth_nway_reset, .get_link = ethtool_op_get_link, |