diff options
Diffstat (limited to 'drivers/net/ethernet/intel/fm10k/fm10k_netdev.c')
| -rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_netdev.c | 43 |
1 files changed, 23 insertions, 20 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c index 538a8467f434..0637ccadee79 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 2013 - 2018 Intel Corporation. */ +/* Copyright(c) 2013 - 2019 Intel Corporation. */ #include "fm10k.h" #include <linux/vmalloc.h> @@ -54,7 +54,7 @@ err: **/ static int fm10k_setup_all_tx_resources(struct fm10k_intfc *interface) { - int i, err = 0; + int i, err; for (i = 0; i < interface->num_tx_queues; i++) { err = fm10k_setup_tx_resources(interface->tx_ring[i]); @@ -121,7 +121,7 @@ err: **/ static int fm10k_setup_all_rx_resources(struct fm10k_intfc *interface) { - int i, err = 0; + int i, err; for (i = 0; i < interface->num_rx_queues; i++) { err = fm10k_setup_rx_resources(interface->rx_ring[i]); @@ -169,7 +169,6 @@ void fm10k_unmap_and_free_tx_resource(struct fm10k_ring *ring, **/ static void fm10k_clean_tx_ring(struct fm10k_ring *tx_ring) { - struct fm10k_tx_buffer *tx_buffer; unsigned long size; u16 i; @@ -179,7 +178,8 @@ static void fm10k_clean_tx_ring(struct fm10k_ring *tx_ring) /* Free all the Tx ring sk_buffs */ for (i = 0; i < tx_ring->count; i++) { - tx_buffer = &tx_ring->tx_buffer[i]; + struct fm10k_tx_buffer *tx_buffer = &tx_ring->tx_buffer[i]; + fm10k_unmap_and_free_tx_resource(tx_ring, tx_buffer); } @@ -253,8 +253,7 @@ static void fm10k_clean_rx_ring(struct fm10k_ring *rx_ring) if (!rx_ring->rx_buffer) return; - if (rx_ring->skb) - dev_kfree_skb(rx_ring->skb); + dev_kfree_skb(rx_ring->skb); rx_ring->skb = NULL; /* Free all the Rx ring sk_buffs */ @@ -697,21 +696,24 @@ static netdev_tx_t fm10k_xmit_frame(struct sk_buff *skb, struct net_device *dev) /** * fm10k_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: the index of the Tx queue that timed out **/ -static void fm10k_tx_timeout(struct net_device *netdev) +static void fm10k_tx_timeout(struct net_device *netdev, unsigned int txqueue) { struct fm10k_intfc *interface = netdev_priv(netdev); + struct fm10k_ring *tx_ring; bool real_tx_hang = false; - int i; - -#define TX_TIMEO_LIMIT 16000 - for (i = 0; i < interface->num_tx_queues; i++) { - struct fm10k_ring *tx_ring = interface->tx_ring[i]; - if (check_for_tx_hang(tx_ring) && fm10k_check_tx_hang(tx_ring)) - real_tx_hang = true; + if (txqueue >= interface->num_tx_queues) { + WARN(1, "invalid Tx queue index %d", txqueue); + return; } + tx_ring = interface->tx_ring[txqueue]; + if (check_for_tx_hang(tx_ring) && fm10k_check_tx_hang(tx_ring)) + real_tx_hang = true; + +#define TX_TIMEO_LIMIT 16000 if (real_tx_hang) { fm10k_tx_timeout_reset(interface); } else { @@ -871,7 +873,7 @@ static int fm10k_uc_vlan_unsync(struct net_device *netdev, u16 glort = interface->glort; u16 vid = interface->vid; bool set = !!(vid / VLAN_N_VID); - int err = -EHOSTDOWN; + int err; /* drop any leading bits on the VLAN ID */ vid &= VLAN_N_VID - 1; @@ -891,7 +893,7 @@ static int fm10k_mc_vlan_unsync(struct net_device *netdev, u16 glort = interface->glort; u16 vid = interface->vid; bool set = !!(vid / VLAN_N_VID); - int err = -EHOSTDOWN; + int err; /* drop any leading bits on the VLAN ID */ vid &= VLAN_N_VID - 1; @@ -1444,11 +1446,11 @@ static int __fm10k_setup_tc(struct net_device *dev, enum tc_setup_type type, static void fm10k_assign_l2_accel(struct fm10k_intfc *interface, struct fm10k_l2_accel *l2_accel) { - struct fm10k_ring *ring; int i; for (i = 0; i < interface->num_rx_queues; i++) { - ring = interface->rx_ring[i]; + struct fm10k_ring *ring = interface->rx_ring[i]; + rcu_assign_pointer(ring->l2_accel, l2_accel); } @@ -1463,7 +1465,7 @@ static void *fm10k_dfwd_add_station(struct net_device *dev, struct fm10k_l2_accel *old_l2_accel = NULL; struct fm10k_dglort_cfg dglort = { 0 }; struct fm10k_hw *hw = &interface->hw; - int size = 0, i; + int size, i; u16 vid, glort; /* The hardware supported by fm10k only filters on the destination MAC @@ -1644,6 +1646,7 @@ static const struct net_device_ops fm10k_netdev_ops = { .ndo_set_vf_vlan = fm10k_ndo_set_vf_vlan, .ndo_set_vf_rate = fm10k_ndo_set_vf_bw, .ndo_get_vf_config = fm10k_ndo_get_vf_config, + .ndo_get_vf_stats = fm10k_ndo_get_vf_stats, .ndo_udp_tunnel_add = fm10k_udp_tunnel_add, .ndo_udp_tunnel_del = fm10k_udp_tunnel_del, .ndo_dfwd_add_station = fm10k_dfwd_add_station, |
