Copyright (c) 2007, Chelsio Inc.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Neither the name of the Chelsio Corporation nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
enum {
SGE_QSETS = 8, /* # of SGE Tx/Rx/RspQ sets */
SGE_RXQ_PER_SET = 2, /* # of Rx queues per set */
SGE_TXQ_PER_SET = 3 /* # of Tx queues per set */
};
struct mdio_ops {
int (*read)(adapter_t *adapter, int phy_addr, int mmd_addr,
int reg_addr, unsigned int *val);
int (*write)(adapter_t *adapter, int phy_addr, int mmd_addr,
int reg_addr, unsigned int val);
};
struct adapter_info {
unsigned char nports0; /* # of ports on channel 0 */
unsigned char nports1; /* # of ports on channel 1 */
unsigned char phy_base_addr; /* MDIO PHY base address */
unsigned char mdien:1;
unsigned char mdiinv:1;
unsigned int gpio_out; /* GPIO output settings */
unsigned int gpio_intr; /* GPIO IRQ enable mask */
unsigned long caps; /* adapter capabilities */
const struct mdio_ops *mdio_ops; /* MDIO operations */
const char *desc; /* product description */
};
struct mc5_stats {
unsigned long parity_err;
unsigned long active_rgn_full;
unsigned long nfa_srch_err;
unsigned long unknown_cmd;
unsigned long reqq_parity_err;
unsigned long dispq_parity_err;
unsigned long del_act_empty;
};
struct mc7_stats {
unsigned long corr_err;
unsigned long uncorr_err;
unsigned long parity_err;
unsigned long addr_err;
};
struct mac_stats {
u64 tx_octets; /* total # of octets in good frames */
u64 tx_octets_bad; /* total # of octets in error frames */
u64 tx_frames; /* all good frames */
u64 tx_mcast_frames; /* good multicast frames */
u64 tx_bcast_frames; /* good broadcast frames */
u64 tx_pause; /* # of transmitted pause frames */
u64 tx_deferred; /* frames with deferred transmissions */
u64 tx_late_collisions; /* # of late collisions */
u64 tx_total_collisions; /* # of total collisions */
u64 tx_excess_collisions; /* frame errors from excessive collisions */
u64 tx_underrun; /* # of Tx FIFO underruns */
u64 tx_len_errs; /* # of Tx length errors */
u64 tx_mac_internal_errs; /* # of internal MAC errors on Tx */
u64 tx_excess_deferral; /* # of frames with excessive deferral */
u64 tx_fcs_errs; /* # of frames with bad FCS */
u64 tx_frames_64; /* # of Tx frames in a particular range */
u64 tx_frames_65_127;
u64 tx_frames_128_255;
u64 tx_frames_256_511;
u64 tx_frames_512_1023;
u64 tx_frames_1024_1518;
u64 tx_frames_1519_max;
u64 rx_octets; /* total # of octets in good frames */
u64 rx_octets_bad; /* total # of octets in error frames */
u64 rx_frames; /* all good frames */
u64 rx_mcast_frames; /* good multicast frames */
u64 rx_bcast_frames; /* good broadcast frames */
u64 rx_pause; /* # of received pause frames */
u64 rx_fcs_errs; /* # of received frames with bad FCS */
u64 rx_align_errs; /* alignment errors */
u64 rx_symbol_errs; /* symbol errors */
u64 rx_data_errs; /* data errors */
u64 rx_sequence_errs; /* sequence errors */
u64 rx_runt; /* # of runt frames */
u64 rx_jabber; /* # of jabber frames */
u64 rx_short; /* # of short frames */
u64 rx_too_long; /* # of oversized frames */
u64 rx_mac_internal_errs; /* # of internal MAC errors on Rx */
u64 rx_frames_64; /* # of Rx frames in a particular range */
u64 rx_frames_65_127;
u64 rx_frames_128_255;
u64 rx_frames_256_511;
u64 rx_frames_512_1023;
u64 rx_frames_1024_1518;
u64 rx_frames_1519_max;
u64 rx_cong_drops; /* # of Rx drops due to SGE congestion */
unsigned long tx_fifo_parity_err;
unsigned long rx_fifo_parity_err;
unsigned long tx_fifo_urun;
unsigned long rx_fifo_ovfl;
unsigned long serdes_signal_loss;
unsigned long xaui_pcs_ctc_err;
unsigned long xaui_pcs_align_change;
unsigned long num_toggled; /* # times toggled TxEn due to stuck TX */
unsigned long num_resets; /* # times reset due to stuck TX */
};
struct tp_params {
unsigned int nchan; /* # of channels */
unsigned int pmrx_size; /* total PMRX capacity */
unsigned int pmtx_size; /* total PMTX capacity */
unsigned int cm_size; /* total CM capacity */
unsigned int chan_rx_size; /* per channel Rx size */
unsigned int chan_tx_size; /* per channel Tx size */
unsigned int rx_pg_size; /* Rx page size */
unsigned int tx_pg_size; /* Tx page size */
unsigned int rx_num_pgs; /* # of Rx pages */
unsigned int tx_num_pgs; /* # of Tx pages */
unsigned int ntimer_qs; /* # of timer queues */
unsigned int tre; /* log2 of core clocks per TP tick */
unsigned int dack_re; /* DACK timer resolution */
};
struct qset_params { /* SGE queue set parameters */
unsigned int polling; /* polling/interrupt service for rspq */
unsigned int lro; /* large receive offload */
unsigned int coalesce_nsecs; /* irq coalescing timer */
unsigned int rspq_size; /* # of entries in response queue */
unsigned int fl_size; /* # of entries in regular free list */
unsigned int jumbo_size; /* # of entries in jumbo free list */
unsigned int txq_size[SGE_TXQ_PER_SET]; /* Tx queue sizes */
unsigned int cong_thres; /* FL congestion threshold */
unsigned int vector; /* Interrupt (line or vector) number */
};
struct sge_params {
unsigned int max_pkt_size; /* max offload pkt size */
struct qset_params qset[SGE_QSETS];
};
struct mc5_params {
unsigned int mode; /* selects MC5 width */
unsigned int nservers; /* size of server region */
unsigned int nfilters; /* size of filter region */
unsigned int nroutes; /* size of routing region */
};
/* MC5 modes, these must be non-0 */
enum {
MC5_MODE_144_BIT = 1,
MC5_MODE_72_BIT = 2
};
/* MC5 min active region size */
enum { MC5_MIN_TIDS = 16 };
struct vpd_params {
unsigned int cclk;
unsigned int mclk;
unsigned int uclk;
unsigned int mdc;
unsigned int mem_timing;
u8 sn[SERNUM_LEN + 1];
u8 eth_base[6];
u8 port_type[MAX_NPORTS];
unsigned short xauicfg[2];
};
struct pci_params {
unsigned int vpd_cap_addr;
unsigned int pcie_cap_addr;
unsigned short speed;
unsigned char width;
unsigned char variant;
};
#ifdef CONFIG_CHELSIO_T3_CORE
unsigned short mtus[NMTUS];
unsigned short a_wnd[NCCTRL_WIN];
unsigned short b_wnd[NCCTRL_WIN];
#endif
unsigned int nports; /* # of ethernet ports */
unsigned int chan_map; /* bitmap of in-use Tx channels */
unsigned int stats_update_period; /* MAC stats accumulation period */
unsigned int linkpoll_period; /* link poll period in 0.1s */
unsigned int rev; /* chip revision */
unsigned int offload;
};
struct link_config {
unsigned int supported; /* link capabilities */
unsigned int advertising; /* advertised capabilities */
unsigned short requested_speed; /* speed user has requested */
unsigned short speed; /* actual link speed */
unsigned char requested_duplex; /* duplex user has requested */
unsigned char duplex; /* actual link duplex */
unsigned char requested_fc; /* flow control user has requested */
unsigned char fc; /* actual link flow control */
unsigned char autoneg; /* autonegotiating? */
unsigned int link_ok; /* link up? */
};
struct cmac {
adapter_t *adapter;
unsigned int offset;
unsigned char nucast; /* # of address filters for unicast MACs */
unsigned char multiport; /* multiple ports connected to this MAC */
unsigned char ext_port; /* external MAC port */
unsigned char promisc_map; /* which external ports are promiscuous */
unsigned int tx_tcnt;
unsigned int tx_xcnt;
u64 tx_mcnt;
unsigned int rx_xcnt;
unsigned int rx_ocnt;
u64 rx_mcnt;
unsigned int toggle_cnt;
unsigned int txen;
u64 rx_pause;
struct mac_stats stats;
};
/* PHY operations */
struct cphy_ops {
void (*destroy)(struct cphy *phy);
int (*reset)(struct cphy *phy, int wait);
int (*intr_enable)(struct cphy *phy);
int (*intr_disable)(struct cphy *phy);
int (*intr_clear)(struct cphy *phy);
int (*intr_handler)(struct cphy *phy);
int (*autoneg_enable)(struct cphy *phy);
int (*autoneg_restart)(struct cphy *phy);
int (*advertise)(struct cphy *phy, unsigned int advertise_map);
int (*set_loopback)(struct cphy *phy, int mmd, int dir, int enable);
int (*set_speed_duplex)(struct cphy *phy, int speed, int duplex);
int (*get_link_status)(struct cphy *phy, int *link_ok, int *speed,
int *duplex, int *fc);
int (*power_down)(struct cphy *phy, int enable);
};
/* A PHY instance */
struct cphy {
int addr; /* PHY address */
adapter_t *adapter; /* associated adapter */
unsigned long fifo_errors; /* FIFO over/under-flows */
const struct cphy_ops *ops; /* PHY operations */
int (*mdio_read)(adapter_t *adapter, int phy_addr, int mmd_addr,
int reg_addr, unsigned int *val);
int (*mdio_write)(adapter_t *adapter, int phy_addr, int mmd_addr,
int reg_addr, unsigned int val);
};
/* Convenience MDIO read/write wrappers */
static __inline int mdio_read(struct cphy *phy, int mmd, int reg,
unsigned int *valp)
{
return phy->mdio_read(phy->adapter, phy->addr, mmd, reg, valp);
}
static __inline int mdio_write(struct cphy *phy, int mmd, int reg,
unsigned int val)
{
return phy->mdio_write(phy->adapter, phy->addr, mmd, reg, val);
}
void t3_set_reg_field(adapter_t *adap, unsigned int addr, u32 mask, u32 val);
void t3_write_regs(adapter_t *adapter, const struct addr_val_pair *p, int n,
unsigned int offset);
int t3_wait_op_done_val(adapter_t *adapter, int reg, u32 mask, int polarity,
int attempts, int delay, u32 *valp);
static __inline int t3_wait_op_done(adapter_t *adapter, int reg, u32 mask,
int polarity, int attempts, int delay)
{
return t3_wait_op_done_val(adapter, reg, mask, polarity, attempts,
delay, NULL);
}
int t3_mdio_change_bits(struct cphy *phy, int mmd, int reg, unsigned int clear,
unsigned int set);
int t3_phy_reset(struct cphy *phy, int mmd, int wait);
int t3_phy_advertise(struct cphy *phy, unsigned int advert);
int t3_set_phy_speed_duplex(struct cphy *phy, int speed, int duplex);
void t3_intr_enable(adapter_t *adapter);
void t3_intr_disable(adapter_t *adapter);
void t3_intr_clear(adapter_t *adapter);
void t3_port_intr_enable(adapter_t *adapter, int idx);
void t3_port_intr_disable(adapter_t *adapter, int idx);
void t3_port_intr_clear(adapter_t *adapter, int idx);
int t3_slow_intr_handler(adapter_t *adapter);
int t3_phy_intr_handler(adapter_t *adapter);
void t3_link_changed(adapter_t *adapter, int port_id);
int t3_link_start(struct cphy *phy, struct cmac *mac, struct link_config *lc);
const struct adapter_info *t3_get_adapter_info(unsigned int board_id);
int t3_seeprom_read(adapter_t *adapter, u32 addr, u32 *data);
int t3_seeprom_write(adapter_t *adapter, u32 addr, u32 data);
int t3_seeprom_wp(adapter_t *adapter, int enable);
int t3_read_flash(adapter_t *adapter, unsigned int addr, unsigned int nwords,
u32 *data, int byte_oriented);
int t3_get_tp_version(adapter_t *adapter, u32 *vers);
int t3_check_tpsram_version(adapter_t *adapter);
int t3_check_tpsram(adapter_t *adapter, const u8 *tp_ram, unsigned int size);
int t3_load_fw(adapter_t *adapter, const u8 *fw_data, unsigned int size);
int t3_get_fw_version(adapter_t *adapter, u32 *vers);
int t3_check_fw_version(adapter_t *adapter);
int t3_init_hw(adapter_t *adapter, u32 fw_params);
void mac_prep(struct cmac *mac, adapter_t *adapter, int index);
void early_hw_init(adapter_t *adapter, const struct adapter_info *ai);
int t3_prep_adapter(adapter_t *adapter, const struct adapter_info *ai, int reset);
void t3_led_ready(adapter_t *adapter);
void t3_fatal_err(adapter_t *adapter);
void t3_set_vlan_accel(adapter_t *adapter, unsigned int ports, int on);
void t3_enable_filters(adapter_t *adap);
void t3_config_rss(adapter_t *adapter, unsigned int rss_config, const u8 *cpus,
const u16 *rspq);
int t3_read_rss(adapter_t *adapter, u8 *lkup, u16 *map);
int t3_set_proto_sram(adapter_t *adap, const u8 *data);
int t3_mps_set_active_ports(adapter_t *adap, unsigned int port_mask);
void t3_port_failover(adapter_t *adapter, int port);
void t3_failover_done(adapter_t *adapter, int port);
void t3_failover_clear(adapter_t *adapter);
int t3_cim_ctl_blk_read(adapter_t *adap, unsigned int addr, unsigned int n,
unsigned int *valp);
int t3_mc7_bd_read(struct mc7 *mc7, unsigned int start, unsigned int n,
u64 *buf);
int t3_mac_reset(struct cmac *mac);
void t3b_pcs_reset(struct cmac *mac);
int t3_mac_enable(struct cmac *mac, int which);
int t3_mac_disable(struct cmac *mac, int which);
int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu);
int t3_mac_set_rx_mode(struct cmac *mac, struct t3_rx_mode *rm);
int t3_mac_set_address(struct cmac *mac, unsigned int idx, u8 addr[6]);
int t3_mac_set_num_ucast(struct cmac *mac, unsigned char n);
const struct mac_stats *t3_mac_update_stats(struct cmac *mac);
int t3_mac_set_speed_duplex_fc(struct cmac *mac, int speed, int duplex,
int fc);
int t3b2_mac_watchdog_task(struct cmac *mac);
void t3_mc5_prep(adapter_t *adapter, struct mc5 *mc5, int mode);
int t3_mc5_init(struct mc5 *mc5, unsigned int nservers, unsigned int nfilters,
unsigned int nroutes);
void t3_mc5_intr_handler(struct mc5 *mc5);
int t3_read_mc5_range(const struct mc5 *mc5, unsigned int start, unsigned int n,
u32 *buf);
#ifdef CONFIG_CHELSIO_T3_CORE
int t3_tp_set_coalescing_size(adapter_t *adap, unsigned int size, int psh);
void t3_tp_set_max_rxsize(adapter_t *adap, unsigned int size);
void t3_tp_set_offload_mode(adapter_t *adap, int enable);
void t3_tp_get_mib_stats(adapter_t *adap, struct tp_mib_stats *tps);
void t3_load_mtus(adapter_t *adap, unsigned short mtus[NMTUS],
unsigned short alpha[NCCTRL_WIN],
unsigned short beta[NCCTRL_WIN], unsigned short mtu_cap);
void t3_read_hw_mtus(adapter_t *adap, unsigned short mtus[NMTUS]);
void t3_get_cong_cntl_tab(adapter_t *adap,
unsigned short incr[NMTUS][NCCTRL_WIN]);
void t3_config_trace_filter(adapter_t *adapter, const struct trace_params *tp,
int filter_index, int invert, int enable);
int t3_config_sched(adapter_t *adap, unsigned int kbps, int sched);
int t3_set_sched_ipg(adapter_t *adap, int sched, unsigned int ipg);
void t3_get_tx_sched(adapter_t *adap, unsigned int sched, unsigned int *kbps,
unsigned int *ipg);
void t3_read_pace_tbl(adapter_t *adap, unsigned int pace_vals[NTX_SCHED]);
void t3_set_pace_tbl(adapter_t *adap, unsigned int *pace_vals,
unsigned int start, unsigned int n);
#endif
void t3_sge_prep(adapter_t *adap, struct sge_params *p);
void t3_sge_init(adapter_t *adap, struct sge_params *p);
int t3_sge_init_ecntxt(adapter_t *adapter, unsigned int id, int gts_enable,
enum sge_context_type type, int respq, u64 base_addr,
unsigned int size, unsigned int token, int gen,
unsigned int cidx);
int t3_sge_init_flcntxt(adapter_t *adapter, unsigned int id, int gts_enable,
u64 base_addr, unsigned int size, unsigned int esize,
unsigned int cong_thres, int gen, unsigned int cidx);
int t3_sge_init_rspcntxt(adapter_t *adapter, unsigned int id, int irq_vec_idx,
u64 base_addr, unsigned int size,
unsigned int fl_thres, int gen, unsigned int cidx);
int t3_sge_init_cqcntxt(adapter_t *adapter, unsigned int id, u64 base_addr,
unsigned int size, int rspq, int ovfl_mode,
unsigned int credits, unsigned int credit_thres);
int t3_sge_enable_ecntxt(adapter_t *adapter, unsigned int id, int enable);
int t3_sge_disable_fl(adapter_t *adapter, unsigned int id);
int t3_sge_disable_rspcntxt(adapter_t *adapter, unsigned int id);
int t3_sge_disable_cqcntxt(adapter_t *adapter, unsigned int id);
int t3_sge_read_ecntxt(adapter_t *adapter, unsigned int id, u32 data[4]);
int t3_sge_read_fl(adapter_t *adapter, unsigned int id, u32 data[4]);
int t3_sge_read_cq(adapter_t *adapter, unsigned int id, u32 data[4]);
int t3_sge_read_rspq(adapter_t *adapter, unsigned int id, u32 data[4]);
int t3_sge_cqcntxt_op(adapter_t *adapter, unsigned int id, unsigned int op,
unsigned int credits);
int t3_elmr_blk_write(adapter_t *adap, int start, const u32 *vals, int n);
int t3_elmr_blk_read(adapter_t *adap, int start, u32 *vals, int n);
int t3_vsc7323_init(adapter_t *adap, int nports);
int t3_vsc7323_set_speed_fc(adapter_t *adap, int speed, int fc, int port);
int t3_vsc7323_set_mtu(adapter_t *adap, unsigned int mtu, int port);
int t3_vsc7323_set_addr(adapter_t *adap, u8 addr[6], int port);
int t3_vsc7323_enable(adapter_t *adap, int port, int which);
int t3_vsc7323_disable(adapter_t *adap, int port, int which);
const struct mac_stats *t3_vsc7323_update_stats(struct cmac *mac);