diff options
Diffstat (limited to 'drivers/net/cxgb3/adapter.h')
| -rw-r--r-- | drivers/net/cxgb3/adapter.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/cxgb3/adapter.h b/drivers/net/cxgb3/adapter.h index 4fdb13f8447b..271140433b09 100644 --- a/drivers/net/cxgb3/adapter.h +++ b/drivers/net/cxgb3/adapter.h @@ -42,6 +42,7 @@ #include <linux/cache.h> #include <linux/mutex.h> #include <linux/bitops.h> +#include <linux/inet_lro.h> #include "t3cdev.h" #include <asm/io.h> @@ -71,6 +72,7 @@ enum { /* adapter flags */ USING_MSIX = (1 << 2), QUEUES_BOUND = (1 << 3), TP_PARITY_INIT = (1 << 4), + NAPI_INIT = (1 << 5), }; struct fl_pg_chunk { @@ -91,6 +93,7 @@ struct sge_fl { /* SGE per free-buffer list state */ unsigned int gen; /* free list generation */ struct fl_pg_chunk pg_chunk;/* page chunk cache */ unsigned int use_pages; /* whether FL uses pages or sk_buffs */ + unsigned int order; /* order of page allocations */ struct rx_desc *desc; /* address of HW Rx descriptor ring */ struct rx_sw_desc *sdesc; /* address of SW Rx descriptor ring */ dma_addr_t phys_addr; /* physical address of HW ring start */ @@ -115,12 +118,15 @@ struct sge_rspq { /* state for an SGE response queue */ unsigned int polling; /* is the queue serviced through NAPI? */ unsigned int holdoff_tmr; /* interrupt holdoff timer in 100ns */ unsigned int next_holdoff; /* holdoff time for next interrupt */ + unsigned int rx_recycle_buf; /* whether recycling occurred + within current sop-eop */ struct rsp_desc *desc; /* address of HW response ring */ dma_addr_t phys_addr; /* physical address of the ring */ unsigned int cntxt_id; /* SGE context id for the response q */ spinlock_t lock; /* guards response processing */ struct sk_buff *rx_head; /* offload packet receive queue head */ struct sk_buff *rx_tail; /* offload packet receive queue tail */ + struct sk_buff *pg_skb; /* used to build frag list in napi handler */ unsigned long offload_pkts; unsigned long offload_bundles; @@ -168,16 +174,29 @@ enum { /* per port SGE statistics */ SGE_PSTAT_TX_CSUM, /* # of TX checksum offloads */ SGE_PSTAT_VLANEX, /* # of VLAN tag extractions */ SGE_PSTAT_VLANINS, /* # of VLAN tag insertions */ + SGE_PSTAT_LRO_AGGR, /* # of page chunks added to LRO sessions */ + SGE_PSTAT_LRO_FLUSHED, /* # of flushed LRO sessions */ + SGE_PSTAT_LRO_NO_DESC, /* # of overflown LRO sessions */ SGE_PSTAT_MAX /* must be last */ }; +#define T3_MAX_LRO_SES 8 +#define T3_MAX_LRO_MAX_PKTS 64 + struct sge_qset { /* an SGE queue set */ struct adapter *adap; struct napi_struct napi; struct sge_rspq rspq; struct sge_fl fl[SGE_RXQ_PER_SET]; struct sge_txq txq[SGE_TXQ_PER_SET]; + struct net_lro_mgr lro_mgr; + struct net_lro_desc lro_desc[T3_MAX_LRO_SES]; + struct skb_frag_struct *lro_frag_tbl; + int lro_nfrags; + int lro_enabled; + int lro_frag_len; + void *lro_va; struct net_device *netdev; unsigned long txq_stopped; /* which Tx queues are stopped */ struct timer_list tx_reclaim_timer; /* reclaims TX buffers */ |