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path: root/drivers/net/ethernet/ibm/ibmvnic.c
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Diffstat (limited to 'drivers/net/ethernet/ibm/ibmvnic.c')
-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c129
1 files changed, 35 insertions, 94 deletions
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 77683909ca3d..5c5931dba51d 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -3210,13 +3210,8 @@ static void ibmvnic_get_ringparam(struct net_device *netdev,
{
struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- if (adapter->priv_flags & IBMVNIC_USE_SERVER_MAXES) {
- ring->rx_max_pending = adapter->max_rx_add_entries_per_subcrq;
- ring->tx_max_pending = adapter->max_tx_entries_per_subcrq;
- } else {
- ring->rx_max_pending = IBMVNIC_MAX_QUEUE_SZ;
- ring->tx_max_pending = IBMVNIC_MAX_QUEUE_SZ;
- }
+ ring->rx_max_pending = adapter->max_rx_add_entries_per_subcrq;
+ ring->tx_max_pending = adapter->max_tx_entries_per_subcrq;
ring->rx_mini_max_pending = 0;
ring->rx_jumbo_max_pending = 0;
ring->rx_pending = adapter->req_rx_add_entries_per_subcrq;
@@ -3231,23 +3226,21 @@ static int ibmvnic_set_ringparam(struct net_device *netdev,
struct netlink_ext_ack *extack)
{
struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- int ret;
- ret = 0;
+ if (ring->rx_pending > adapter->max_rx_add_entries_per_subcrq ||
+ ring->tx_pending > adapter->max_tx_entries_per_subcrq) {
+ netdev_err(netdev, "Invalid request.\n");
+ netdev_err(netdev, "Max tx buffers = %llu\n",
+ adapter->max_rx_add_entries_per_subcrq);
+ netdev_err(netdev, "Max rx buffers = %llu\n",
+ adapter->max_tx_entries_per_subcrq);
+ return -EINVAL;
+ }
+
adapter->desired.rx_entries = ring->rx_pending;
adapter->desired.tx_entries = ring->tx_pending;
- ret = wait_for_reset(adapter);
-
- if (!ret &&
- (adapter->req_rx_add_entries_per_subcrq != ring->rx_pending ||
- adapter->req_tx_entries_per_subcrq != ring->tx_pending))
- netdev_info(netdev,
- "Could not match full ringsize request. Requested: RX %d, TX %d; Allowed: RX %llu, TX %llu\n",
- ring->rx_pending, ring->tx_pending,
- adapter->req_rx_add_entries_per_subcrq,
- adapter->req_tx_entries_per_subcrq);
- return ret;
+ return wait_for_reset(adapter);
}
static void ibmvnic_get_channels(struct net_device *netdev,
@@ -3255,14 +3248,8 @@ static void ibmvnic_get_channels(struct net_device *netdev,
{
struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- if (adapter->priv_flags & IBMVNIC_USE_SERVER_MAXES) {
- channels->max_rx = adapter->max_rx_queues;
- channels->max_tx = adapter->max_tx_queues;
- } else {
- channels->max_rx = IBMVNIC_MAX_QUEUES;
- channels->max_tx = IBMVNIC_MAX_QUEUES;
- }
-
+ channels->max_rx = adapter->max_rx_queues;
+ channels->max_tx = adapter->max_tx_queues;
channels->max_other = 0;
channels->max_combined = 0;
channels->rx_count = adapter->req_rx_queues;
@@ -3275,22 +3262,11 @@ static int ibmvnic_set_channels(struct net_device *netdev,
struct ethtool_channels *channels)
{
struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- int ret;
- ret = 0;
adapter->desired.rx_queues = channels->rx_count;
adapter->desired.tx_queues = channels->tx_count;
- ret = wait_for_reset(adapter);
-
- if (!ret &&
- (adapter->req_rx_queues != channels->rx_count ||
- adapter->req_tx_queues != channels->tx_count))
- netdev_info(netdev,
- "Could not match full channels request. Requested: RX %d, TX %d; Allowed: RX %llu, TX %llu\n",
- channels->rx_count, channels->tx_count,
- adapter->req_rx_queues, adapter->req_tx_queues);
- return ret;
+ return wait_for_reset(adapter);
}
static void ibmvnic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
@@ -3298,43 +3274,32 @@ static void ibmvnic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
struct ibmvnic_adapter *adapter = netdev_priv(dev);
int i;
- switch (stringset) {
- case ETH_SS_STATS:
- for (i = 0; i < ARRAY_SIZE(ibmvnic_stats);
- i++, data += ETH_GSTRING_LEN)
- memcpy(data, ibmvnic_stats[i].name, ETH_GSTRING_LEN);
+ if (stringset != ETH_SS_STATS)
+ return;
- for (i = 0; i < adapter->req_tx_queues; i++) {
- snprintf(data, ETH_GSTRING_LEN, "tx%d_packets", i);
- data += ETH_GSTRING_LEN;
+ for (i = 0; i < ARRAY_SIZE(ibmvnic_stats); i++, data += ETH_GSTRING_LEN)
+ memcpy(data, ibmvnic_stats[i].name, ETH_GSTRING_LEN);
- snprintf(data, ETH_GSTRING_LEN, "tx%d_bytes", i);
- data += ETH_GSTRING_LEN;
+ for (i = 0; i < adapter->req_tx_queues; i++) {
+ snprintf(data, ETH_GSTRING_LEN, "tx%d_packets", i);
+ data += ETH_GSTRING_LEN;
- snprintf(data, ETH_GSTRING_LEN,
- "tx%d_dropped_packets", i);
- data += ETH_GSTRING_LEN;
- }
+ snprintf(data, ETH_GSTRING_LEN, "tx%d_bytes", i);
+ data += ETH_GSTRING_LEN;
- for (i = 0; i < adapter->req_rx_queues; i++) {
- snprintf(data, ETH_GSTRING_LEN, "rx%d_packets", i);
- data += ETH_GSTRING_LEN;
+ snprintf(data, ETH_GSTRING_LEN, "tx%d_dropped_packets", i);
+ data += ETH_GSTRING_LEN;
+ }
- snprintf(data, ETH_GSTRING_LEN, "rx%d_bytes", i);
- data += ETH_GSTRING_LEN;
+ for (i = 0; i < adapter->req_rx_queues; i++) {
+ snprintf(data, ETH_GSTRING_LEN, "rx%d_packets", i);
+ data += ETH_GSTRING_LEN;
- snprintf(data, ETH_GSTRING_LEN, "rx%d_interrupts", i);
- data += ETH_GSTRING_LEN;
- }
- break;
+ snprintf(data, ETH_GSTRING_LEN, "rx%d_bytes", i);
+ data += ETH_GSTRING_LEN;
- case ETH_SS_PRIV_FLAGS:
- for (i = 0; i < ARRAY_SIZE(ibmvnic_priv_flags); i++)
- strcpy(data + i * ETH_GSTRING_LEN,
- ibmvnic_priv_flags[i]);
- break;
- default:
- return;
+ snprintf(data, ETH_GSTRING_LEN, "rx%d_interrupts", i);
+ data += ETH_GSTRING_LEN;
}
}
@@ -3347,8 +3312,6 @@ static int ibmvnic_get_sset_count(struct net_device *dev, int sset)
return ARRAY_SIZE(ibmvnic_stats) +
adapter->req_tx_queues * NUM_TX_STATS +
adapter->req_rx_queues * NUM_RX_STATS;
- case ETH_SS_PRIV_FLAGS:
- return ARRAY_SIZE(ibmvnic_priv_flags);
default:
return -EOPNOTSUPP;
}
@@ -3401,26 +3364,6 @@ static void ibmvnic_get_ethtool_stats(struct net_device *dev,
}
}
-static u32 ibmvnic_get_priv_flags(struct net_device *netdev)
-{
- struct ibmvnic_adapter *adapter = netdev_priv(netdev);
-
- return adapter->priv_flags;
-}
-
-static int ibmvnic_set_priv_flags(struct net_device *netdev, u32 flags)
-{
- struct ibmvnic_adapter *adapter = netdev_priv(netdev);
- bool which_maxes = !!(flags & IBMVNIC_USE_SERVER_MAXES);
-
- if (which_maxes)
- adapter->priv_flags |= IBMVNIC_USE_SERVER_MAXES;
- else
- adapter->priv_flags &= ~IBMVNIC_USE_SERVER_MAXES;
-
- return 0;
-}
-
static const struct ethtool_ops ibmvnic_ethtool_ops = {
.get_drvinfo = ibmvnic_get_drvinfo,
.get_msglevel = ibmvnic_get_msglevel,
@@ -3434,8 +3377,6 @@ static const struct ethtool_ops ibmvnic_ethtool_ops = {
.get_sset_count = ibmvnic_get_sset_count,
.get_ethtool_stats = ibmvnic_get_ethtool_stats,
.get_link_ksettings = ibmvnic_get_link_ksettings,
- .get_priv_flags = ibmvnic_get_priv_flags,
- .set_priv_flags = ibmvnic_set_priv_flags,
};
/* Routines for managing CRQs/sCRQs */