diff options
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe.h | 3 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 13 |
4 files changed, 14 insertions, 8 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 24cd510e8e86..ae3da83560ac 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -278,7 +278,8 @@ enum ixgbe_ring_f_enum { #define MAX_TX_QUEUES IXGBE_MAX_FDIR_INDICES #endif /* IXGBE_FCOE */ struct ixgbe_ring_feature { - int indices; + u16 limit; /* upper limit on feature indices */ + u16 indices; /* current value of indices */ int mask; } ____cacheline_internodealigned_in_smp; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c index 0ee4dbf4a752..b4da760bd5f0 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c @@ -770,7 +770,7 @@ int ixgbe_fcoe_enable(struct net_device *netdev) ixgbe_clear_interrupt_scheme(adapter); adapter->flags |= IXGBE_FLAG_FCOE_ENABLED; - adapter->ring_feature[RING_F_FCOE].indices = IXGBE_FCRETA_SIZE; + adapter->ring_feature[RING_F_FCOE].limit = IXGBE_FCRETA_SIZE; netdev->features |= NETIF_F_FCOE_CRC; netdev->features |= NETIF_F_FSO; netdev->features |= NETIF_F_FCOE_MTU; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c index 39a80d2bec9c..b64588a81b8b 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c @@ -302,7 +302,7 @@ static inline bool ixgbe_set_fdir_queues(struct ixgbe_adapter *adapter) bool ret = false; struct ixgbe_ring_feature *f_fdir = &adapter->ring_feature[RING_F_FDIR]; - f_fdir->indices = min_t(int, num_online_cpus(), f_fdir->indices); + f_fdir->indices = min_t(int, num_online_cpus(), f_fdir->limit); f_fdir->mask = 0; /* @@ -339,7 +339,7 @@ static inline bool ixgbe_set_fcoe_queues(struct ixgbe_adapter *adapter) if (!(adapter->flags & IXGBE_FLAG_FCOE_ENABLED)) return false; - f->indices = min_t(int, num_online_cpus(), f->indices); + f->indices = min_t(int, num_online_cpus(), f->limit); adapter->num_rx_queues = 1; adapter->num_tx_queues = 1; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 903d1653516e..8e83f15d2550 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -4386,7 +4386,7 @@ static int __devinit ixgbe_sw_init(struct ixgbe_adapter *adapter) /* Set capability flags */ rss = min_t(int, IXGBE_MAX_RSS_INDICES, num_online_cpus()); - adapter->ring_feature[RING_F_RSS].indices = rss; + adapter->ring_feature[RING_F_RSS].limit = rss; adapter->flags |= IXGBE_FLAG_RSS_ENABLED; switch (hw->mac.type) { case ixgbe_mac_82598EB: @@ -4405,13 +4405,12 @@ static int __devinit ixgbe_sw_init(struct ixgbe_adapter *adapter) /* Flow Director hash filters enabled */ adapter->flags |= IXGBE_FLAG_FDIR_HASH_CAPABLE; adapter->atr_sample_rate = 20; - adapter->ring_feature[RING_F_FDIR].indices = + adapter->ring_feature[RING_F_FDIR].limit = IXGBE_MAX_FDIR_INDICES; adapter->fdir_pballoc = IXGBE_FDIR_PBALLOC_64K; #ifdef IXGBE_FCOE adapter->flags |= IXGBE_FLAG_FCOE_CAPABLE; adapter->flags &= ~IXGBE_FLAG_FCOE_ENABLED; - adapter->ring_feature[RING_F_FCOE].indices = 0; #ifdef CONFIG_IXGBE_DCB /* Default traffic class to use for FCoE */ adapter->fcoe.up = IXGBE_FCOE_DEFTC; @@ -6206,8 +6205,14 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb) if (((protocol == htons(ETH_P_FCOE)) || (protocol == htons(ETH_P_FIP))) && (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)) { - txq &= (adapter->ring_feature[RING_F_FCOE].indices - 1); + struct ixgbe_ring_feature *f; + + f = &adapter->ring_feature[RING_F_FCOE]; + + while (txq >= f->indices) + txq -= f->indices; txq += adapter->ring_feature[RING_F_FCOE].mask; + return txq; } #endif |