#define SUCCESS 0
#define FAILURE -1
-#define CHECKBIT(value, nbit) (value & (1 << nbit))
-
/* Maximum time to flicker LED when asked to identify NIC using ethtool */
#define MAX_FLICKER_TIME 60000 /* 60 Secs */
#define INTR_DBG 4
/* Global variable that defines the present debug level of the driver. */
-static int debug_level = ERR_DBG;
+int debug_level = ERR_DBG; /* Default level. */
/* DEBUG message print. */
#define DBG_PRINT(dbg_level, args...) if(!(debug_level<dbg_level)) printk(args)
typedef struct {
unsigned long long single_ecc_errs;
unsigned long long double_ecc_errs;
- unsigned long long parity_err_cnt;
- unsigned long long serious_err_cnt;
- unsigned long long soft_reset_cnt;
- unsigned long long fifo_full_cnt;
- unsigned long long ring_full_cnt;
- /* LRO statistics */
- unsigned long long clubbed_frms_cnt;
- unsigned long long sending_both;
- unsigned long long outof_sequence_pkts;
- unsigned long long flush_max_pkts;
- unsigned long long sum_avg_pkts_aggregated;
- unsigned long long num_aggregations;
} swStat_t;
-/* Xpak releated alarm and warnings */
-typedef struct {
- u64 alarm_transceiver_temp_high;
- u64 alarm_transceiver_temp_low;
- u64 alarm_laser_bias_current_high;
- u64 alarm_laser_bias_current_low;
- u64 alarm_laser_output_power_high;
- u64 alarm_laser_output_power_low;
- u64 warn_transceiver_temp_high;
- u64 warn_transceiver_temp_low;
- u64 warn_laser_bias_current_high;
- u64 warn_laser_bias_current_low;
- u64 warn_laser_output_power_high;
- u64 warn_laser_output_power_low;
- u64 xpak_regs_stat;
- u32 xpak_timer_count;
-} xpakStat_t;
-
-
/* The statistics block of Xena */
typedef struct stat_block {
/* Tx MAC statistics counters. */
u32 rmac_accepted_ip_oflow;
u32 reserved_14;
u32 link_fault_cnt;
- u8 buffer[20];
swStat_t sw_stat;
- xpakStat_t xpak_stat;
} StatInfo_t;
/*
#define MAX_RX_RINGS 8
/* FIFO mappings for all possible number of fifos configured */
-static int fifo_map[][MAX_TX_FIFOS] = {
+int fifo_map[][MAX_TX_FIFOS] = {
{0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 1, 1, 1, 1},
{0, 0, 0, 1, 1, 1, 2, 2},
nic_t *nic;
}fifo_info_t;
-/* Information related to the Tx and Rx FIFOs and Rings of Xena
+/* Infomation related to the Tx and Rx FIFOs and Rings of Xena
* is maintained in this structure.
*/
typedef struct mac_info {
} usr_addr_t;
/* Default Tunable parameters of the NIC. */
-#define DEFAULT_FIFO_0_LEN 4096
-#define DEFAULT_FIFO_1_7_LEN 512
+#define DEFAULT_FIFO_LEN 4096
#define SMALL_BLK_CNT 30
#define LARGE_BLK_CNT 100
u64 data;
};
-/* Data structure to represent a LRO session */
-typedef struct lro {
- struct sk_buff *parent;
- struct sk_buff *last_frag;
- u8 *l2h;
- struct iphdr *iph;
- struct tcphdr *tcph;
- u32 tcp_next_seq;
- u32 tcp_ack;
- int total_len;
- int frags_len;
- int sg_num;
- int in_use;
- u16 window;
- u32 cur_tsval;
- u32 cur_tsecr;
- u8 saw_ts;
-}lro_t;
-
/* Structure representing one instance of the NIC */
struct s2io_nic {
int rxd_mode;
int device_close_flag;
int device_enabled_once;
- char name[60];
+ char name[50];
struct tasklet_struct task;
volatile unsigned long tasklet_status;
#define MSIX_FLG 0xA5
struct msix_entry *entries;
struct s2io_msix_entry *s2io_entries;
- char desc[MAX_REQUESTED_MSI_X][25];
-
- int avail_msix_vectors; /* No. of MSI-X vectors granted by system */
+ char desc1[35];
+ char desc2[35];
struct msix_info_st msix_info[0x3f];
#define XFRAME_II_DEVICE 2
u8 device_type;
-#define MAX_LRO_SESSIONS 32
- lro_t lro0_n[MAX_LRO_SESSIONS];
- unsigned long clubbed_frms_cnt;
- unsigned long sending_both;
- u8 lro;
- u16 lro_max_aggr_per_sess;
-
#define INTA 0
#define MSI 1
#define MSI_X 2
spinlock_t rx_lock;
atomic_t isr_cnt;
u64 *ufo_in_band_v;
-#define VPD_PRODUCT_NAME_LEN 50
- u8 product_name[VPD_PRODUCT_NAME_LEN];
};
#define RESET_ERROR 1;
writel((u32) (val), addr);
writel((u32) (val >> 32), (addr + 4));
}
-#endif
-/*
- * Some registers have to be written in a particular order to
- * expect correct hardware operation. The macro SPECIAL_REG_WRITE
- * is used to perform such ordered writes. Defines UF (Upper First)
- * and LF (Lower First) will be used to specify the required write order.
+/* In 32 bit modes, some registers have to be written in a
+ * particular order to expect correct hardware operation. The
+ * macro SPECIAL_REG_WRITE is used to perform such ordered
+ * writes. Defines UF (Upper First) and LF (Lower First) will
+ * be used to specify the required write order.
*/
#define UF 1
#define LF 2
static inline void SPECIAL_REG_WRITE(u64 val, void __iomem *addr, int order)
{
- u32 ret;
-
if (order == LF) {
writel((u32) (val), addr);
- ret = readl(addr);
writel((u32) (val >> 32), (addr + 4));
- ret = readl(addr + 4);
} else {
writel((u32) (val >> 32), (addr + 4));
- ret = readl(addr + 4);
writel((u32) (val), addr);
- ret = readl(addr);
}
}
+#else
+#define SPECIAL_REG_WRITE(val, addr, dummy) writeq(val, addr)
+#endif
/* Interrupt related values of Xena */
static void alarm_intr_handler(struct s2io_nic *sp);
static int s2io_starter(void);
+void s2io_closer(void);
static void s2io_tx_watchdog(struct net_device *dev);
static void s2io_tasklet(unsigned long dev_addr);
static void s2io_set_multicast(struct net_device *dev);
static int rx_osm_handler(ring_info_t *ring_data, RxD_t * rxdp);
-static void s2io_link(nic_t * sp, int link);
+void s2io_link(nic_t * sp, int link);
+void s2io_reset(nic_t * sp);
#if defined(CONFIG_S2IO_NAPI)
static int s2io_poll(struct net_device *dev, int *budget);
#endif
static void s2io_init_pci(nic_t * sp);
-static int s2io_set_mac_addr(struct net_device *dev, u8 * addr);
+int s2io_set_mac_addr(struct net_device *dev, u8 * addr);
static void s2io_alarm_handle(unsigned long data);
static int s2io_enable_msi(nic_t *nic);
static irqreturn_t s2io_msi_handle(int irq, void *dev_id, struct pt_regs *regs);
s2io_msix_ring_handle(int irq, void *dev_id, struct pt_regs *regs);
static irqreturn_t
s2io_msix_fifo_handle(int irq, void *dev_id, struct pt_regs *regs);
+int s2io_enable_msi_x(nic_t *nic);
static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs);
static int verify_xena_quiescence(nic_t *sp, u64 val64, int flag);
static struct ethtool_ops netdev_ethtool_ops;
static void s2io_set_link(unsigned long data);
-static int s2io_set_swapper(nic_t * sp);
+int s2io_set_swapper(nic_t * sp);
static void s2io_card_down(nic_t *nic);
static int s2io_card_up(nic_t *nic);
-static int get_xena_rev_id(struct pci_dev *pdev);
-static void restore_xmsi_data(nic_t *nic);
-
-static int s2io_club_tcp_session(u8 *buffer, u8 **tcp, u32 *tcp_len, lro_t **lro, RxD_t *rxdp, nic_t *sp);
-static void clear_lro_session(lro_t *lro);
-static void queue_rx_frame(struct sk_buff *skb);
-static void update_L3L4_header(nic_t *sp, lro_t *lro);
-static void lro_append_pkt(nic_t *sp, lro_t *lro, struct sk_buff *skb, u32 tcp_len);
-
-#define s2io_tcp_mss(skb) skb_shinfo(skb)->gso_size
-#define s2io_udp_mss(skb) skb_shinfo(skb)->gso_size
-#define s2io_offload_type(skb) skb_shinfo(skb)->gso_type
-
-#define S2IO_PARM_INT(X, def_val) \
- static unsigned int X = def_val;\
- module_param(X , uint, 0);
-
+int get_xena_rev_id(struct pci_dev *pdev);
+void restore_xmsi_data(nic_t *nic);
#endif /* _S2IO_H */