/*
- * Copyright (c) 2003-2007 Chelsio, Inc. All rights reserved.
+ * Copyright (c) 2003-2008 Chelsio, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
#include <linux/cache.h>
#include <linux/mutex.h>
#include <linux/bitops.h>
-#include <linux/inet_lro.h>
#include "t3cdev.h"
#include <asm/io.h>
struct adapter;
struct sge_qset;
+enum { /* rx_offload flags */
+ T3_RX_CSUM = 1 << 0,
+ T3_LRO = 1 << 1,
+};
+
struct port_info {
struct adapter *adapter;
struct vlan_group *vlan_grp;
struct sge_qset *qs;
- const struct port_type_info *port_type;
u8 port_id;
- u8 rx_csum_offload;
+ u8 rx_offload;
u8 nqsets;
u8 first_qset;
struct cphy phy;
struct link_config link_config;
struct net_device_stats netstats;
int activity;
+ __be32 iscsi_ipv4addr;
+
+ int link_fault; /* link fault was detected */
};
enum { /* adapter flags */
struct page *page;
void *va;
unsigned int offset;
+ unsigned long *p_cnt;
+ dma_addr_t mapping;
};
struct rx_desc;
struct sge_fl { /* SGE per free-buffer list state */
unsigned int buf_size; /* size of each Rx buffer */
unsigned int credits; /* # of available Rx buffers */
+ unsigned int pend_cred; /* new buffers since last FL DB ring */
unsigned int size; /* capacity of free list */
unsigned int cidx; /* consumer index */
unsigned int pidx; /* producer index */
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 */
+ unsigned int alloc_size; /* size of allocated buffer */
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 */
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 napi_gro_fraginfo;
struct sge_qset { /* an SGE queue set */
struct adapter *adap;
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 nomem;
int lro_enabled;
- int lro_frag_len;
void *lro_va;
struct net_device *netdev;
+ struct netdev_queue *tx_q; /* associated netdev TX queue */
unsigned long txq_stopped; /* which Tx queues are stopped */
struct timer_list tx_reclaim_timer; /* reclaims TX buffers */
+ struct timer_list rx_reclaim_timer; /* reclaims RX buffers */
unsigned long port_stats[SGE_PSTAT_MAX];
} ____cacheline_aligned;
unsigned int slow_intr_mask;
unsigned long irq_stats[IRQ_NUM_STATS];
+ int msix_nvectors;
struct {
unsigned short vec;
char desc[22];
unsigned int check_task_cnt;
struct delayed_work adap_check_task;
struct work_struct ext_intr_handler_task;
+ struct work_struct fatal_error_handler_task;
+ struct work_struct link_fault_handler_task;
struct dentry *debugfs_root;
struct mutex mdio_lock;
spinlock_t stats_lock;
spinlock_t work_lock;
+
+ struct sk_buff *nofail_skb;
};
static inline u32 t3_read_reg(struct adapter *adapter, u32 reg_addr)
return netdev_priv(adap->port[idx]);
}
+static inline int phy2portid(struct cphy *phy)
+{
+ struct adapter *adap = phy->adapter;
+ struct port_info *port0 = adap2pinfo(adap, 0);
+
+ return &port0->phy == phy ? 0 : 1;
+}
+
#define OFFLOAD_DEVMAP_BIT 15
#define tdev2adap(d) container_of(d, struct adapter, tdev)
void t3_os_ext_intr_handler(struct adapter *adapter);
void t3_os_link_changed(struct adapter *adapter, int port_id, int link_status,
int speed, int duplex, int fc);
+void t3_os_phymod_changed(struct adapter *adap, int port_id);
+void t3_os_link_fault(struct adapter *adapter, int port_id, int state);
+void t3_os_link_fault_handler(struct adapter *adapter, int port_id);
void t3_sge_start(struct adapter *adap);
void t3_sge_stop(struct adapter *adap);
+void t3_start_sge_timers(struct adapter *adap);
void t3_stop_sge_timers(struct adapter *adap);
void t3_free_sge_resources(struct adapter *adap);
void t3_sge_err_intr_handler(struct adapter *adapter);
void t3_update_qset_coalesce(struct sge_qset *qs, const struct qset_params *p);
int t3_sge_alloc_qset(struct adapter *adapter, unsigned int id, int nports,
int irq_vec_idx, const struct qset_params *p,
- int ntxq, struct net_device *dev);
+ int ntxq, struct net_device *dev,
+ struct netdev_queue *netdevq);
int t3_get_desc(const struct sge_qset *qs, unsigned int qnum, unsigned int idx,
unsigned char *data);
irqreturn_t t3_sge_intr_msix(int irq, void *cookie);
+int t3_get_edc_fw(struct cphy *phy, int edc_idx, int size);
+
#endif /* __T3_ADAPTER_H__ */