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path: root/drivers/net/netxen/netxen_nic_ethtool.c
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Diffstat (limited to 'drivers/net/netxen/netxen_nic_ethtool.c')
-rw-r--r--drivers/net/netxen/netxen_nic_ethtool.c109
1 files changed, 96 insertions, 13 deletions
diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c
index e16ea46c24b..3886135006e 100644
--- a/drivers/net/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/netxen/netxen_nic_ethtool.c
@@ -37,7 +37,6 @@
#include "netxen_nic.h"
#include "netxen_nic_hw.h"
-#include "netxen_nic_phan_reg.h"
struct netxen_nic_stats {
char stat_string[ETH_GSTRING_LEN];
@@ -57,7 +56,8 @@ static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
{"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)},
{"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
{"csummed", NETXEN_NIC_STAT(stats.csummed)},
- {"no_rcv", NETXEN_NIC_STAT(stats.no_rcv)},
+ {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)},
+ {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)},
{"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
{"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
};
@@ -490,28 +490,86 @@ netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
}
static void
-netxen_nic_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
+netxen_nic_get_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *ring)
{
struct netxen_adapter *adapter = netdev_priv(dev);
- ring->rx_pending = 0;
- ring->rx_jumbo_pending = 0;
- ring->rx_pending += adapter->recv_ctx.
- rds_rings[RCV_RING_NORMAL].num_desc;
- ring->rx_jumbo_pending += adapter->recv_ctx.
- rds_rings[RCV_RING_JUMBO].num_desc;
+ ring->rx_pending = adapter->num_rxd;
+ ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
+ ring->rx_jumbo_pending += adapter->num_lro_rxd;
ring->tx_pending = adapter->num_txd;
- if (adapter->ahw.port_type == NETXEN_NIC_GBE)
+ if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
- else
+ ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
+ } else {
ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
- ring->tx_max_pending = MAX_CMD_DESCRIPTORS_HOST;
- ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS;
+ ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
+ }
+
+ ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
+
ring->rx_mini_max_pending = 0;
ring->rx_mini_pending = 0;
}
+static u32
+netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
+{
+ u32 num_desc;
+ num_desc = max(val, min);
+ num_desc = min(num_desc, max);
+ num_desc = roundup_pow_of_two(num_desc);
+
+ if (val != num_desc) {
+ printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
+ netxen_nic_driver_name, r_name, num_desc, val);
+ }
+
+ return num_desc;
+}
+
+static int
+netxen_nic_set_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *ring)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
+ u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
+ u16 num_rxd, num_jumbo_rxd, num_txd;
+
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return -EOPNOTSUPP;
+
+ if (ring->rx_mini_pending)
+ return -EOPNOTSUPP;
+
+ if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
+ max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
+ max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
+ }
+
+ num_rxd = netxen_validate_ringparam(ring->rx_pending,
+ MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
+
+ num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
+ MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
+
+ num_txd = netxen_validate_ringparam(ring->tx_pending,
+ MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
+
+ if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
+ num_jumbo_rxd == adapter->num_jumbo_rxd)
+ return 0;
+
+ adapter->num_rxd = num_rxd;
+ adapter->num_jumbo_rxd = num_jumbo_rxd;
+ adapter->num_txd = num_txd;
+
+ return netxen_nic_reset_context(adapter);
+}
+
static void
netxen_nic_get_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *pause)
@@ -883,6 +941,28 @@ static int netxen_get_intr_coalesce(struct net_device *netdev,
return 0;
}
+static int netxen_nic_set_flags(struct net_device *netdev, u32 data)
+{
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ int hw_lro;
+
+ if (!(adapter->capabilities & NX_FW_CAPABILITY_HW_LRO))
+ return -EINVAL;
+
+ ethtool_op_set_flags(netdev, data);
+
+ hw_lro = (data & ETH_FLAG_LRO) ? NETXEN_NIC_LRO_ENABLED : 0;
+
+ if (netxen_config_hw_lro(adapter, hw_lro))
+ return -EIO;
+
+ if ((hw_lro == 0) && netxen_send_lro_cleanup(adapter))
+ return -EIO;
+
+
+ return 0;
+}
+
struct ethtool_ops netxen_nic_ethtool_ops = {
.get_settings = netxen_nic_get_settings,
.set_settings = netxen_nic_set_settings,
@@ -893,6 +973,7 @@ struct ethtool_ops netxen_nic_ethtool_ops = {
.get_eeprom_len = netxen_nic_get_eeprom_len,
.get_eeprom = netxen_nic_get_eeprom,
.get_ringparam = netxen_nic_get_ringparam,
+ .set_ringparam = netxen_nic_set_ringparam,
.get_pauseparam = netxen_nic_get_pauseparam,
.set_pauseparam = netxen_nic_set_pauseparam,
.set_tx_csum = ethtool_op_set_tx_csum,
@@ -909,4 +990,6 @@ struct ethtool_ops netxen_nic_ethtool_ops = {
.set_rx_csum = netxen_nic_set_rx_csum,
.get_coalesce = netxen_get_intr_coalesce,
.set_coalesce = netxen_set_intr_coalesce,
+ .get_flags = ethtool_op_get_flags,
+ .set_flags = netxen_nic_set_flags,
};