diff options
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 40 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c | 100 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 147 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/sge.c | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 330 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_hw.h | 7 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_msg.h | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h | 12 |
11 files changed, 517 insertions, 133 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index 326d40095..b4fceb924 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -324,7 +324,9 @@ struct adapter_params { unsigned int sf_fw_start; /* start of FW image in flash */ unsigned int fw_vers; + unsigned int bs_vers; /* bootstrap version */ unsigned int tp_vers; + unsigned int er_vers; /* expansion ROM version */ u8 api_vers[7]; unsigned short mtus[NMTUS]; @@ -357,6 +359,34 @@ struct sge_idma_monitor_state { unsigned int idma_warn[2]; /* time to warning in HZ */ }; +/* Firmware Mailbox Command/Reply log. All values are in Host-Endian format. + * The access and execute times are signed in order to accommodate negative + * error returns. + */ +struct mbox_cmd { + u64 cmd[MBOX_LEN / 8]; /* a Firmware Mailbox Command/Reply */ + u64 timestamp; /* OS-dependent timestamp */ + u32 seqno; /* sequence number */ + s16 access; /* time (ms) to access mailbox */ + s16 execute; /* time (ms) to execute */ +}; + +struct mbox_cmd_log { + unsigned int size; /* number of entries in the log */ + unsigned int cursor; /* next position in the log to write */ + u32 seqno; /* next sequence number */ + /* variable length mailbox command log starts here */ +}; + +/* Given a pointer to a Firmware Mailbox Command Log and a log entry index, + * return a pointer to the specified entry. + */ +static inline struct mbox_cmd *mbox_cmd_log_entry(struct mbox_cmd_log *log, + unsigned int entry_idx) +{ + return &((struct mbox_cmd *)&(log)[1])[entry_idx]; +} + #include "t4fw_api.h" #define FW_VERSION(chip) ( \ @@ -394,6 +424,7 @@ struct link_config { unsigned char fc; /* actual link flow control */ unsigned char autoneg; /* autonegotiating? */ unsigned char link_ok; /* link up? */ + unsigned char link_down_rc; /* link down reason */ }; #define FW_LEN16(fw_struct) FW_CMD_LEN16_V(sizeof(fw_struct) / 16) @@ -731,6 +762,7 @@ struct adapter { u32 t4_bar0; struct pci_dev *pdev; struct device *pdev_dev; + const char *name; unsigned int mbox; unsigned int pf; unsigned int flags; @@ -776,6 +808,10 @@ struct adapter { struct work_struct db_drop_task; bool tid_release_task_busy; + /* support for mailbox command/reply logging */ +#define T4_OS_LOG_MBOX_CMDS 256 + struct mbox_cmd_log *mbox_log; + struct dentry *debugfs_root; bool use_bd; /* Use SGE Back Door intfc for reading SGE Contexts */ bool trace_rss; /* 1 implies that different RSS flit per filter is @@ -1306,6 +1342,7 @@ int t4_fl_pkt_align(struct adapter *adap); unsigned int t4_flash_cfg_addr(struct adapter *adapter); int t4_check_fw_version(struct adapter *adap); int t4_get_fw_version(struct adapter *adapter, u32 *vers); +int t4_get_bs_version(struct adapter *adapter, u32 *vers); int t4_get_tp_version(struct adapter *adapter, u32 *vers); int t4_get_exprom_version(struct adapter *adapter, u32 *vers); int t4_prep_fw(struct adapter *adap, struct fw_info *fw_info, @@ -1329,6 +1366,8 @@ int t4_init_sge_params(struct adapter *adapter); int t4_init_tp_params(struct adapter *adap); int t4_filter_field_shift(const struct adapter *adap, int filter_sel); int t4_init_rss_mode(struct adapter *adap, int mbox); +int t4_init_portinfo(struct port_info *pi, int mbox, + int port, int pf, int vf, u8 mac[]); int t4_port_init(struct adapter *adap, int mbox, int pf, int vf); void t4_fatal_err(struct adapter *adapter); int t4_config_rss_range(struct adapter *adapter, int mbox, unsigned int viid, @@ -1464,6 +1503,7 @@ int t4_ctrl_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf, int t4_ofld_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf, unsigned int vf, unsigned int eqid); int t4_sge_ctxt_flush(struct adapter *adap, unsigned int mbox); +void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl); int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl); void t4_db_full(struct adapter *adapter); void t4_db_dropped(struct adapter *adapter); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c index 052c660ac..6ee2ed306 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c @@ -253,7 +253,7 @@ void cxgb4_dcb_handle_fw_update(struct adapter *adap, { const union fw_port_dcb *fwdcb = &pcmd->u.dcb; int port = FW_PORT_CMD_PORTID_G(be32_to_cpu(pcmd->op_to_portid)); - struct net_device *dev = adap->port[port]; + struct net_device *dev = adap->port[adap->chan_map[port]]; struct port_info *pi = netdev_priv(dev); struct port_dcb_info *dcb = &pi->dcb; int dcb_type = pcmd->u.dcb.pgid.type; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 0bb41e9b9..91fb50850 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -1152,6 +1152,104 @@ static const struct file_operations devlog_fops = { .release = seq_release_private }; +/* Show Firmware Mailbox Command/Reply Log + * + * Note that we don't do any locking when dumping the Firmware Mailbox Log so + * it's possible that we can catch things during a log update and therefore + * see partially corrupted log entries. But it's probably Good Enough(tm). + * If we ever decide that we want to make sure that we're dumping a coherent + * log, we'd need to perform locking in the mailbox logging and in + * mboxlog_open() where we'd need to grab the entire mailbox log in one go + * like we do for the Firmware Device Log. + */ +static int mboxlog_show(struct seq_file *seq, void *v) +{ + struct adapter *adapter = seq->private; + struct mbox_cmd_log *log = adapter->mbox_log; + struct mbox_cmd *entry; + int entry_idx, i; + + if (v == SEQ_START_TOKEN) { + seq_printf(seq, + "%10s %15s %5s %5s %s\n", + "Seq#", "Tstamp", "Atime", "Etime", + "Command/Reply"); + return 0; + } + + entry_idx = log->cursor + ((uintptr_t)v - 2); + if (entry_idx >= log->size) + entry_idx -= log->size; + entry = mbox_cmd_log_entry(log, entry_idx); + + /* skip over unused entries */ + if (entry->timestamp == 0) + return 0; + + seq_printf(seq, "%10u %15llu %5d %5d", + entry->seqno, entry->timestamp, + entry->access, entry->execute); + for (i = 0; i < MBOX_LEN / 8; i++) { + u64 flit = entry->cmd[i]; + u32 hi = (u32)(flit >> 32); + u32 lo = (u32)flit; + + seq_printf(seq, " %08x %08x", hi, lo); + } + seq_puts(seq, "\n"); + return 0; +} + +static inline void *mboxlog_get_idx(struct seq_file *seq, loff_t pos) +{ + struct adapter *adapter = seq->private; + struct mbox_cmd_log *log = adapter->mbox_log; + + return ((pos <= log->size) ? (void *)(uintptr_t)(pos + 1) : NULL); +} + +static void *mboxlog_start(struct seq_file *seq, loff_t *pos) +{ + return *pos ? mboxlog_get_idx(seq, *pos) : SEQ_START_TOKEN; +} + +static void *mboxlog_next(struct seq_file *seq, void *v, loff_t *pos) +{ + ++*pos; + return mboxlog_get_idx(seq, *pos); +} + +static void mboxlog_stop(struct seq_file *seq, void *v) +{ +} + +static const struct seq_operations mboxlog_seq_ops = { + .start = mboxlog_start, + .next = mboxlog_next, + .stop = mboxlog_stop, + .show = mboxlog_show +}; + +static int mboxlog_open(struct inode *inode, struct file *file) +{ + int res = seq_open(file, &mboxlog_seq_ops); + + if (!res) { + struct seq_file *seq = file->private_data; + + seq->private = inode->i_private; + } + return res; +} + +static const struct file_operations mboxlog_fops = { + .owner = THIS_MODULE, + .open = mboxlog_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + static int mbox_show(struct seq_file *seq, void *v) { static const char * const owner[] = { "none", "FW", "driver", @@ -1572,6 +1670,7 @@ static const struct file_operations flash_debugfs_fops = { .owner = THIS_MODULE, .open = mem_open, .read = flash_read, + .llseek = default_llseek, }; static inline void tcamxy2valmask(u64 x, u64 y, u8 *addr, u64 *mask) @@ -3128,6 +3227,7 @@ int t4_setup_debugfs(struct adapter *adap) { "cim_qcfg", &cim_qcfg_fops, S_IRUSR, 0 }, { "clk", &clk_debugfs_fops, S_IRUSR, 0 }, { "devlog", &devlog_fops, S_IRUSR, 0 }, + { "mboxlog", &mboxlog_fops, S_IRUSR, 0 }, { "mbox0", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 0 }, { "mbox1", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 1 }, { "mbox2", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 2 }, diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 408c546fe..6eea06a31 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -166,7 +166,8 @@ MODULE_PARM_DESC(force_init, "Forcibly become Master PF and initialize adapter," static int dflt_msg_enable = DFLT_MSG_ENABLE; module_param(dflt_msg_enable, int, 0644); -MODULE_PARM_DESC(dflt_msg_enable, "Chelsio T4 default message enable bitmap"); +MODULE_PARM_DESC(dflt_msg_enable, "Chelsio T4 default message enable bitmap, " + "deprecated parameter"); /* * The driver uses the best interrupt scheme available on a platform in the @@ -301,6 +302,22 @@ static void dcb_tx_queue_prio_enable(struct net_device *dev, int enable) } #endif /* CONFIG_CHELSIO_T4_DCB */ +int cxgb4_dcb_enabled(const struct net_device *dev) +{ +#ifdef CONFIG_CHELSIO_T4_DCB + struct port_info *pi = netdev_priv(dev); + + if (!pi->dcb.enabled) + return 0; + + return ((pi->dcb.state == CXGB4_DCB_STATE_FW_ALLSYNCED) || + (pi->dcb.state == CXGB4_DCB_STATE_HOST)); +#else + return 0; +#endif +} +EXPORT_SYMBOL(cxgb4_dcb_enabled); + void t4_os_link_changed(struct adapter *adapter, int port_id, int link_stat) { struct net_device *dev = adapter->port[port_id]; @@ -311,8 +328,10 @@ void t4_os_link_changed(struct adapter *adapter, int port_id, int link_stat) netif_carrier_on(dev); else { #ifdef CONFIG_CHELSIO_T4_DCB - cxgb4_dcb_state_init(dev); - dcb_tx_queue_prio_enable(dev, false); + if (cxgb4_dcb_enabled(dev)) { + cxgb4_dcb_state_init(dev); + dcb_tx_queue_prio_enable(dev, false); + } #endif /* CONFIG_CHELSIO_T4_DCB */ netif_carrier_off(dev); } @@ -334,6 +353,17 @@ void t4_os_portmod_changed(const struct adapter *adap, int port_id) netdev_info(dev, "port module unplugged\n"); else if (pi->mod_type < ARRAY_SIZE(mod_str)) netdev_info(dev, "%s module inserted\n", mod_str[pi->mod_type]); + else if (pi->mod_type == FW_PORT_MOD_TYPE_NOTSUPPORTED) + netdev_info(dev, "%s: unsupported port module inserted\n", + dev->name); + else if (pi->mod_type == FW_PORT_MOD_TYPE_UNKNOWN) + netdev_info(dev, "%s: unknown port module inserted\n", + dev->name); + else if (pi->mod_type == FW_PORT_MOD_TYPE_ERROR) + netdev_info(dev, "%s: transceiver module error\n", dev->name); + else + netdev_info(dev, "%s: unknown module type %d inserted\n", + dev->name, pi->mod_type); } int dbfifo_int_thresh = 10; /* 10 == 640 entry threshold */ @@ -480,28 +510,12 @@ static int link_start(struct net_device *dev) return ret; } -int cxgb4_dcb_enabled(const struct net_device *dev) -{ -#ifdef CONFIG_CHELSIO_T4_DCB - struct port_info *pi = netdev_priv(dev); - - if (!pi->dcb.enabled) - return 0; - - return ((pi->dcb.state == CXGB4_DCB_STATE_FW_ALLSYNCED) || - (pi->dcb.state == CXGB4_DCB_STATE_HOST)); -#else - return 0; -#endif -} -EXPORT_SYMBOL(cxgb4_dcb_enabled); - #ifdef CONFIG_CHELSIO_T4_DCB /* Handle a Data Center Bridging update message from the firmware. */ static void dcb_rpl(struct adapter *adap, const struct fw_port_cmd *pcmd) { int port = FW_PORT_CMD_PORTID_G(ntohl(pcmd->op_to_portid)); - struct net_device *dev = adap->port[port]; + struct net_device *dev = adap->port[adap->chan_map[port]]; int old_dcb_enabled = cxgb4_dcb_enabled(dev); int new_dcb_enabled; @@ -631,7 +645,8 @@ static int fwevtq_handler(struct sge_rspq *q, const __be64 *rsp, action == FW_PORT_ACTION_GET_PORT_INFO) { int port = FW_PORT_CMD_PORTID_G( be32_to_cpu(pcmd->op_to_portid)); - struct net_device *dev = q->adap->port[port]; + struct net_device *dev = + q->adap->port[q->adap->chan_map[port]]; int state_input = ((pcmd->u.info.dcbxdis_pkd & FW_PORT_CMD_DCBXDIS_F) ? CXGB4_DCB_INPUT_FW_DISABLED @@ -3735,7 +3750,10 @@ static int adap_init0(struct adapter *adap) * is excessively mismatched relative to the driver.) */ t4_get_fw_version(adap, &adap->params.fw_vers); + t4_get_bs_version(adap, &adap->params.bs_vers); t4_get_tp_version(adap, &adap->params.tp_vers); + t4_get_exprom_version(adap, &adap->params.er_vers); + ret = t4_check_fw_version(adap); /* If firmware is too old (not supported by driver) force an update. */ if (ret) @@ -4649,6 +4667,68 @@ static void cxgb4_check_pcie_caps(struct adapter *adap) "suggested for optimal performance.\n"); } +/* Dump basic information about the adapter */ +static void print_adapter_info(struct adapter *adapter) +{ + /* Device information */ + dev_info(adapter->pdev_dev, "Chelsio %s rev %d\n", + adapter->params.vpd.id, + CHELSIO_CHIP_RELEASE(adapter->params.chip)); + dev_info(adapter->pdev_dev, "S/N: %s, P/N: %s\n", + adapter->params.vpd.sn, adapter->params.vpd.pn); + + /* Firmware Version */ + if (!adapter->params.fw_vers) + dev_warn(adapter->pdev_dev, "No firmware loaded\n"); + else + dev_info(adapter->pdev_dev, "Firmware version: %u.%u.%u.%u\n", + FW_HDR_FW_VER_MAJOR_G(adapter->params.fw_vers), + FW_HDR_FW_VER_MINOR_G(adapter->params.fw_vers), + FW_HDR_FW_VER_MICRO_G(adapter->params.fw_vers), + FW_HDR_FW_VER_BUILD_G(adapter->params.fw_vers)); + + /* Bootstrap Firmware Version. (Some adapters don't have Bootstrap + * Firmware, so dev_info() is more appropriate here.) + */ + if (!adapter->params.bs_vers) + dev_info(adapter->pdev_dev, "No bootstrap loaded\n"); + else + dev_info(adapter->pdev_dev, "Bootstrap version: %u.%u.%u.%u\n", + FW_HDR_FW_VER_MAJOR_G(adapter->params.bs_vers), + FW_HDR_FW_VER_MINOR_G(adapter->params.bs_vers), + FW_HDR_FW_VER_MICRO_G(adapter->params.bs_vers), + FW_HDR_FW_VER_BUILD_G(adapter->params.bs_vers)); + + /* TP Microcode Version */ + if (!adapter->params.tp_vers) + dev_warn(adapter->pdev_dev, "No TP Microcode loaded\n"); + else + dev_info(adapter->pdev_dev, + "TP Microcode version: %u.%u.%u.%u\n", + FW_HDR_FW_VER_MAJOR_G(adapter->params.tp_vers), + FW_HDR_FW_VER_MINOR_G(adapter->params.tp_vers), + FW_HDR_FW_VER_MICRO_G(adapter->params.tp_vers), + FW_HDR_FW_VER_BUILD_G(adapter->params.tp_vers)); + + /* Expansion ROM version */ + if (!adapter->params.er_vers) + dev_info(adapter->pdev_dev, "No Expansion ROM loaded\n"); + else + dev_info(adapter->pdev_dev, + "Expansion ROM version: %u.%u.%u.%u\n", + FW_HDR_FW_VER_MAJOR_G(adapter->params.er_vers), + FW_HDR_FW_VER_MINOR_G(adapter->params.er_vers), + FW_HDR_FW_VER_MICRO_G(adapter->params.er_vers), + FW_HDR_FW_VER_BUILD_G(adapter->params.er_vers)); + + /* Software/Hardware configuration */ + dev_info(adapter->pdev_dev, "Configuration: %sNIC %s, %s capable\n", + is_offload(adapter) ? "R" : "", + ((adapter->flags & USING_MSIX) ? "MSI-X" : + (adapter->flags & USING_MSI) ? "MSI" : ""), + is_offload(adapter) ? "Offload" : "non-Offload"); +} + static void print_port_info(const struct net_device *dev) { char buf[80]; @@ -4676,14 +4756,8 @@ static void print_port_info(const struct net_device *dev) --bufp; sprintf(bufp, "BASE-%s", t4_get_port_type_description(pi->port_type)); - netdev_info(dev, "Chelsio %s rev %d %s %sNIC %s\n", - adap->params.vpd.id, - CHELSIO_CHIP_RELEASE(adap->params.chip), buf, - is_offload(adap) ? "R" : "", - (adap->flags & USING_MSIX) ? " MSI-X" : - (adap->flags & USING_MSI) ? " MSI" : ""); - netdev_info(dev, "S/N: %s, P/N: %s\n", - adap->params.vpd.sn, adap->params.vpd.pn); + netdev_info(dev, "%s: Chelsio %s (%s) %s\n", + dev->name, adap->params.vpd.id, adap->name, buf); } static void enable_pcie_relaxed_ordering(struct pci_dev *dev) @@ -4835,12 +4909,23 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_free_adapter; } + adapter->mbox_log = kzalloc(sizeof(*adapter->mbox_log) + + (sizeof(struct mbox_cmd) * + T4_OS_LOG_MBOX_CMDS), + GFP_KERNEL); + if (!adapter->mbox_log) { + err = -ENOMEM; + goto out_free_adapter; + } + adapter->mbox_log->size = T4_OS_LOG_MBOX_CMDS; + /* PCI device has been enabled */ adapter->flags |= DEV_ENABLED; adapter->regs = regs; adapter->pdev = pdev; adapter->pdev_dev = &pdev->dev; + adapter->name = pci_name(pdev); adapter->mbox = func; adapter->pf = func; adapter->msg_enable = dflt_msg_enable; @@ -5071,6 +5156,8 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (is_offload(adapter)) attach_ulds(adapter); + print_adapter_info(adapter); + sriov: #ifdef CONFIG_PCI_IOV if (func < ARRAY_SIZE(num_vf) && num_vf[func] > 0) @@ -5090,6 +5177,7 @@ sriov: if (adapter->workq) destroy_workqueue(adapter->workq); + kfree(adapter->mbox_log); kfree(adapter); out_unmap_bar0: iounmap(regs); @@ -5156,6 +5244,7 @@ static void remove_one(struct pci_dev *pdev) adapter->flags &= ~DEV_ENABLED; } pci_release_regions(pdev); + kfree(adapter->mbox_log); synchronize_rcu(); kfree(adapter); } else diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index 6278e5a74..bad253beb 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -3006,7 +3006,9 @@ void t4_free_sge_resources(struct adapter *adap) if (etq->q.desc) { t4_eth_eq_free(adap, adap->mbox, adap->pf, 0, etq->q.cntxt_id); + __netif_tx_lock_bh(etq->txq); free_tx_desc(adap, &etq->q, etq->q.in_use, true); + __netif_tx_unlock_bh(etq->txq); kfree(etq->q.sdesc); free_txq(adap, &etq->q); } diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 71586a3e0..a63addb4e 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -224,18 +224,34 @@ static void fw_asrt(struct adapter *adap, u32 mbox_addr) be32_to_cpu(asrt.u.assert.x), be32_to_cpu(asrt.u.assert.y)); } -static void dump_mbox(struct adapter *adap, int mbox, u32 data_reg) +/** + * t4_record_mbox - record a Firmware Mailbox Command/Reply in the log + * @adapter: the adapter + * @cmd: the Firmware Mailbox Command or Reply + * @size: command length in bytes + * @access: the time (ms) needed to access the Firmware Mailbox + * @execute: the time (ms) the command spent being executed + */ +static void t4_record_mbox(struct adapter *adapter, + const __be64 *cmd, unsigned int size, + int access, int execute) { - dev_err(adap->pdev_dev, - "mbox %d: %llx %llx %llx %llx %llx %llx %llx %llx\n", mbox, - (unsigned long long)t4_read_reg64(adap, data_reg), - (unsigned long long)t4_read_reg64(adap, data_reg + 8), - (unsigned long long)t4_read_reg64(adap, data_reg + 16), - (unsigned long long)t4_read_reg64(adap, data_reg + 24), - (unsigned long long)t4_read_reg64(adap, data_reg + 32), - (unsigned long long)t4_read_reg64(adap, data_reg + 40), - (unsigned long long)t4_read_reg64(adap, data_reg + 48), - (unsigned long long)t4_read_reg64(adap, data_reg + 56)); + struct mbox_cmd_log *log = adapter->mbox_log; + struct mbox_cmd *entry; + int i; + + entry = mbox_cmd_log_entry(log, log->cursor++); + if (log->cursor == log->size) + log->cursor = 0; + + for (i = 0; i < size / 8; i++) + entry->cmd[i] = be64_to_cpu(cmd[i]); + while (i < MBOX_LEN / 8) + entry->cmd[i++] = 0; + entry->timestamp = jiffies; + entry->seqno = log->seqno++; + entry->access = access; + entry->execute = execute; } /** @@ -268,12 +284,16 @@ int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox, const void *cmd, 1, 1, 3, 5, 10, 10, 20, 50, 100, 200 }; + u16 access = 0; + u16 execute = 0; u32 v; u64 res; - int i, ms, delay_idx; + int i, ms, delay_idx, ret; const __be64 *p = cmd; u32 data_reg = PF_REG(mbox, CIM_PF_MAILBOX_DATA_A); u32 ctl_reg = PF_REG(mbox, CIM_PF_MAILBOX_CTRL_A); + __be64 cmd_rpl[MBOX_LEN / 8]; + u32 pcie_fw; if ((size & 15) || size > MBOX_LEN) return -EINVAL; @@ -285,13 +305,24 @@ int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox, const void *cmd, if (adap->pdev->error_state != pci_channel_io_normal) return -EIO; + /* If we have a negative timeout, that implies that we can't sleep. */ + if (timeout < 0) { + sleep_ok = false; + timeout = -timeout; + } + v = MBOWNER_G(t4_read_reg(adap, ctl_reg)); for (i = 0; v == MBOX_OWNER_NONE && i < 3; i++) v = MBOWNER_G(t4_read_reg(adap, ctl_reg)); - if (v != MBOX_OWNER_DRV) - return v ? -EBUSY : -ETIMEDOUT; + if (v != MBOX_OWNER_DRV) { + ret = (v == MBOX_OWNER_FW) ? -EBUSY : -ETIMEDOUT; + t4_record_mbox(adap, cmd, MBOX_LEN, access, ret); + return ret; + } + /* Copy in the new mailbox command and send it on its way ... */ + t4_record_mbox(adap, cmd, MBOX_LEN, access, 0); for (i = 0; i < size; i += 8) t4_write_reg64(adap, data_reg + i, be64_to_cpu(*p++)); @@ -301,7 +332,10 @@ int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox, const void *cmd, delay_idx = 0; ms = delay[0]; - for (i = 0; i < timeout; i += ms) { + for (i = 0; + !((pcie_fw = t4_read_reg(adap, PCIE_FW_A)) & PCIE_FW_ERR_F) && + i < timeout; + i += ms) { if (sleep_ok) { ms = delay[delay_idx]; /* last element may repeat */ if (delay_idx < ARRAY_SIZE(delay) - 1) @@ -317,26 +351,31 @@ int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox, const void *cmd, continue; } - res = t4_read_reg64(adap, data_reg); + get_mbox_rpl(adap, cmd_rpl, MBOX_LEN / 8, data_reg); + res = be64_to_cpu(cmd_rpl[0]); + if (FW_CMD_OP_G(res >> 32) == FW_DEBUG_CMD) { fw_asrt(adap, data_reg); res = FW_CMD_RETVAL_V(EIO); } else if (rpl) { - get_mbox_rpl(adap, rpl, size / 8, data_reg); + memcpy(rpl, cmd_rpl, size); } - if (FW_CMD_RETVAL_G((int)res)) - dump_mbox(adap, mbox, data_reg); t4_write_reg(adap, ctl_reg, 0); + + execute = i + ms; + t4_record_mbox(adap, cmd_rpl, + MBOX_LEN, access, execute); return -FW_CMD_RETVAL_G((int)res); } } - dump_mbox(adap, mbox, data_reg); + ret = (pcie_fw & PCIE_FW_ERR_F) ? -ENXIO : -ETIMEDOUT; + t4_record_mbox(adap, cmd, MBOX_LEN, access, ret); dev_err(adap->pdev_dev, "command %#x in mailbox %d timed out\n", *(const u8 *)cmd, mbox); t4_report_fw_error(adap); - return -ETIMEDOUT; + return ret; } int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size, @@ -2937,6 +2976,20 @@ int t4_get_fw_version(struct adapter *adapter, u32 *vers) } /** + * t4_get_bs_version - read the firmware bootstrap version + * @adapter: the adapter + * @vers: where to place the version + * + * Reads the FW Bootstrap version from flash. + */ +int t4_get_bs_version(struct adapter *adapter, u32 *vers) +{ + return t4_read_flash(adapter, FLASH_FWBOOTSTRAP_START + + offsetof(struct fw_hdr, fw_ver), 1, + vers, 0); +} + +/** * t4_get_tp_version - read the TP microcode version * @adapter: the adapter * @vers: where to place the version @@ -7089,52 +7142,122 @@ int t4_ofld_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf, } /** - * t4_handle_fw_rpl - process a FW reply message + * t4_link_down_rc_str - return a string for a Link Down Reason Code * @adap: the adapter + * @link_down_rc: Link Down Reason Code + * + * Returns a string representation of the Link Down Reason Code. + */ +static const char *t4_link_down_rc_str(unsigned char link_down_rc) +{ + static const char * const reason[] = { + "Link Down", + "Remote Fault", + "Auto-negotiation Failure", + "Reserved", + "Insufficient Airflow", + "Unable To Determine Reason", + "No RX Signal Detected", + "Reserved", + }; + + if (link_down_rc >= ARRAY_SIZE(reason)) + return "Bad Reason Code"; + + return reason[link_down_rc]; +} + +/** + * t4_handle_get_port_info - process a FW reply message + * @pi: the port info * @rpl: start of the FW message * - * Processes a FW message, such as link state change messages. + * Processes a GET_PORT_INFO FW reply message. + */ +void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl) +{ + const struct fw_port_cmd *p = (const void *)rpl; + struct adapter *adap = pi->adapter; + + /* link/module state change message */ + int speed = 0, fc = 0; + struct link_config *lc; + u32 stat = be32_to_cpu(p->u.info.lstatus_to_modtype); + int link_ok = (stat & FW_PORT_CMD_LSTATUS_F) != 0; + u32 mod = FW_PORT_CMD_MODTYPE_G(stat); + + if (stat & FW_PORT_CMD_RXPAUSE_F) + fc |= PAUSE_RX; + if (stat & FW_PORT_CMD_TXPAUSE_F) + fc |= PAUSE_TX; + if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_100M)) + speed = 100; + else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_1G)) + speed = 1000; + else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_10G)) + speed = 10000; + else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_40G)) + speed = 40000; + + lc = &pi->link_cfg; + + if (mod != pi->mod_type) { + pi->mod_type = mod; + t4_os_portmod_changed(adap, pi->port_id); + } + if (link_ok != lc->link_ok || speed != lc->speed || + fc != lc->fc) { /* something changed */ + if (!link_ok && lc->link_ok) { + unsigned char rc = FW_PORT_CMD_LINKDNRC_G(stat); + + lc->link_down_rc = rc; + dev_warn(adap->pdev_dev, + "Port %d link down, reason: %s\n", + pi->port_id, t4_link_down_rc_str(rc)); + } + lc->link_ok = link_ok; + lc->speed = speed; + lc->fc = fc; + lc->supported = be16_to_cpu(p->u.info.pcap); + t4_os_link_changed(adap, pi->port_id, link_ok); + } +} + +/** + * t4_handle_fw_rpl - process a FW reply message + * @adap: the adapter + * @rpl: start of the FW message + * + * Processes a FW message, such as link state change messages. */ int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl) { u8 opcode = *(const u8 *)rpl; - if (opcode == FW_PORT_CMD) { /* link/module state change message */ - int speed = 0, fc = 0; - const struct fw_port_cmd *p = (void *)rpl; + /* This might be a port command ... this simplifies the following + * conditionals ... We can get away with pre-dereferencing + * action_to_len16 because it's in the first 16 bytes and all messages + * will be at least that long. + */ + const struct fw_port_cmd *p = (const void *)rpl; + unsigned int action = + FW_PORT_CMD_ACTION_G(be32_to_cpu(p->action_to_len16)); + + if (opcode == FW_PORT_CMD && action == FW_PORT_ACTION_GET_PORT_INFO) { + int i; int chan = FW_PORT_CMD_PORTID_G(be32_to_cpu(p->op_to_portid)); - int port = adap->chan_map[chan]; - struct port_info *pi = adap2pinfo(adap, port); - struct link_config *lc = &pi->link_cfg; - u32 stat = be32_to_cpu(p->u.info.lstatus_to_modtype); - int link_ok = (stat & FW_PORT_CMD_LSTATUS_F) != 0; - u32 mod = FW_PORT_CMD_MODTYPE_G(stat); - - if (stat & FW_PORT_CMD_RXPAUSE_F) - fc |= PAUSE_RX; - if (stat & FW_PORT_CMD_TXPAUSE_F) - fc |= PAUSE_TX; - if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_100M)) - speed = 100; - else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_1G)) - speed = 1000; - else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_10G)) - speed = 10000; - else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_40G)) - speed = 40000; - - if (link_ok != lc->link_ok || speed != lc->speed || - fc != lc->fc) { /* something changed */ - lc->link_ok = link_ok; - lc->speed = speed; - lc->fc = fc; - lc->supported = be16_to_cpu(p->u.info.pcap); - t4_os_link_changed(adap, port, link_ok); - } - if (mod != pi->mod_type) { - pi->mod_type = mod; - t4_os_portmod_changed(adap, port); + struct port_info *pi = NULL; + + for_each_port(adap, i) { + pi = adap2pinfo(adap, i); + if (pi->tx_chan == chan) + break; } + + t4_handle_get_port_info(pi, rpl); + } else { + dev_warn(adap->pdev_dev, "Unknown firmware reply %d\n", opcode); + return -EINVAL; } return 0; } @@ -7654,61 +7777,74 @@ int t4_init_rss_mode(struct adapter *adap, int mbox) return 0; } -int t4_port_init(struct adapter *adap, int mbox, int pf, int vf) +/** + * t4_init_portinfo - allocate a virtual interface amd initialize port_info + * @pi: the port_info + * @mbox: mailbox to use for the FW command + * @port: physical port associated with the VI + * @pf: the PF owning the VI + * @vf: the VF owning the VI + * @mac: the MAC address of the VI + * + * Allocates a virtual interface for the given physical port. If @mac is + * not %NULL it contains the MAC address of the VI as assigned by FW. + * @mac should be large enough to hold an Ethernet address. + * Returns < 0 on error. + */ +int t4_init_portinfo(struct port_info *pi, int mbox, + int port, int pf, int vf, u8 mac[]) { - u8 addr[6]; - int ret, i, j = 0; + int ret; struct fw_port_cmd c; - struct fw_rss_vi_config_cmd rvc; + unsigned int rss_size; memset(&c, 0, sizeof(c)); - memset(&rvc, 0, sizeof(rvc)); + c.op_to_portid = cpu_to_be32(FW_CMD_OP_V(FW_PORT_CMD) | + FW_CMD_REQUEST_F | FW_CMD_READ_F | + FW_PORT_CMD_PORTID_V(port)); + c.action_to_len16 = cpu_to_be32( + FW_PORT_CMD_ACTION_V(FW_PORT_ACTION_GET_PORT_INFO) | + FW_LEN16(c)); + ret = t4_wr_mbox(pi->adapter, mbox, &c, sizeof(c), &c); + if (ret) + return ret; + + ret = t4_alloc_vi(pi->adapter, mbox, port, pf, vf, 1, mac, &rss_size); + if (ret < 0) + return ret; + + pi->viid = ret; + pi->tx_chan = port; + pi->lport = port; + pi->rss_size = rss_size; + + ret = be32_to_cpu(c.u.info.lstatus_to_modtype); + pi->mdio_addr = (ret & FW_PORT_CMD_MDIOCAP_F) ? + FW_PORT_CMD_MDIOADDR_G(ret) : -1; + pi->port_type = FW_PORT_CMD_PTYPE_G(ret); + pi->mod_type = FW_PORT_MOD_TYPE_NA; + + init_link_config(&pi->link_cfg, be16_to_cpu(c.u.info.pcap)); + return 0; +} + +int t4_port_init(struct adapter *adap, int mbox, int pf, int vf) +{ + u8 addr[6]; + int ret, i, j = 0; for_each_port(adap, i) { - unsigned int rss_size; - struct port_info *p = adap2pinfo(adap, i); + struct port_info *pi = adap2pinfo(adap, i); while ((adap->params.portvec & (1 << j)) == 0) j++; - c.op_to_portid = cpu_to_be32(FW_CMD_OP_V(FW_PORT_CMD) | - FW_CMD_REQUEST_F | FW_CMD_READ_F | - FW_PORT_CMD_PORTID_V(j)); - c.action_to_len16 = cpu_to_be32( - FW_PORT_CMD_ACTION_V(FW_PORT_ACTION_GET_PORT_INFO) | - FW_LEN16(c)); - ret = t4_wr_mbox(adap, mbox, &c, sizeof(c), &c); + ret = t4_init_portinfo(pi, mbox, j, pf, vf, addr); if (ret) return ret; - ret = t4_alloc_vi(adap, mbox, j, pf, vf, 1, addr, &rss_size); - if (ret < 0) - return ret; - - p->viid = ret; - p->tx_chan = j; - p->lport = j; - p->rss_size = rss_size; memcpy(adap->port[i]->dev_addr, addr, ETH_ALEN); adap->port[i]->dev_port = j; - - ret = be32_to_cpu(c.u.info.lstatus_to_modtype); - p->mdio_addr = (ret & FW_PORT_CMD_MDIOCAP_F) ? - FW_PORT_CMD_MDIOADDR_G(ret) : -1; - p->port_type = FW_PORT_CMD_PTYPE_G(ret); - p->mod_type = FW_PORT_MOD_TYPE_NA; - - rvc.op_to_viid = - cpu_to_be32(FW_CMD_OP_V(FW_RSS_VI_CONFIG_CMD) | - FW_CMD_REQUEST_F | FW_CMD_READ_F | - FW_RSS_VI_CONFIG_CMD_VIID(p->viid)); - rvc.retval_len16 = cpu_to_be32(FW_LEN16(rvc)); - ret = t4_wr_mbox(adap, mbox, &rvc, sizeof(rvc), &rvc); - if (ret) - return ret; - p->rss_mode = be32_to_cpu(rvc.u.basicvirtual.defaultq_to_udpen); - - init_link_config(&p->link_cfg, be16_to_cpu(c.u.info.pcap)); j++; } return 0; diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h index 2fc60e83a..7f59ca458 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h @@ -220,6 +220,13 @@ enum { FLASH_FW_START = FLASH_START(FLASH_FW_START_SEC), FLASH_FW_MAX_SIZE = FLASH_MAX_SIZE(FLASH_FW_NSECS), + /* Location of bootstrap firmware image in FLASH. + */ + FLASH_FWBOOTSTRAP_START_SEC = 27, + FLASH_FWBOOTSTRAP_NSECS = 1, + FLASH_FWBOOTSTRAP_START = FLASH_START(FLASH_FWBOOTSTRAP_START_SEC), + FLASH_FWBOOTSTRAP_MAX_SIZE = FLASH_MAX_SIZE(FLASH_FWBOOTSTRAP_NSECS), + /* * iSCSI persistent/crash information. */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h index 80417fc56..4705e2dea 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h @@ -1392,6 +1392,10 @@ struct ulp_mem_io { #define T5_ULP_MEMIO_ORDER_V(x) ((x) << T5_ULP_MEMIO_ORDER_S) #define T5_ULP_MEMIO_ORDER_F T5_ULP_MEMIO_ORDER_V(1U) +#define T5_ULP_MEMIO_FID_S 4 +#define T5_ULP_MEMIO_FID_M 0x7ff +#define T5_ULP_MEMIO_FID_V(x) ((x) << T5_ULP_MEMIO_FID_S) + /* ulp_mem_io.lock_addr fields */ #define ULP_MEMIO_ADDR_S 0 #define ULP_MEMIO_ADDR_V(x) ((x) << ULP_MEMIO_ADDR_S) diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h index a2cdfc126..50812a1d6 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h @@ -144,6 +144,7 @@ CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN CH_PCI_ID_TABLE_FENTRY(0x5015), /* T502-bt */ CH_PCI_ID_TABLE_FENTRY(0x5016), /* T580-OCP-SO */ CH_PCI_ID_TABLE_FENTRY(0x5017), /* T520-OCP-SO */ + CH_PCI_ID_TABLE_FENTRY(0x5018), /* T540-BT */ CH_PCI_ID_TABLE_FENTRY(0x5080), /* Custom T540-cr */ CH_PCI_ID_TABLE_FENTRY(0x5081), /* Custom T540-LL-cr */ CH_PCI_ID_TABLE_FENTRY(0x5082), /* Custom T504-cr */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index 7ad6d4e75..392d6644f 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -2510,6 +2510,11 @@ struct fw_port_cmd { #define FW_PORT_CMD_PTYPE_G(x) \ (((x) >> FW_PORT_CMD_PTYPE_S) & FW_PORT_CMD_PTYPE_M) +#define FW_PORT_CMD_LINKDNRC_S 5 +#define FW_PORT_CMD_LINKDNRC_M 0x7 +#define FW_PORT_CMD_LINKDNRC_G(x) \ + (((x) >> FW_PORT_CMD_LINKDNRC_S) & FW_PORT_CMD_LINKDNRC_M) + #define FW_PORT_CMD_MODTYPE_S 0 #define FW_PORT_CMD_MODTYPE_M 0x1f #define FW_PORT_CMD_MODTYPE_V(x) ((x) << FW_PORT_CMD_MODTYPE_S) diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h index c4b262ca7..2accab386 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h @@ -36,8 +36,8 @@ #define __T4FW_VERSION_H__ #define T4FW_VERSION_MAJOR 0x01 -#define T4FW_VERSION_MINOR 0x0E -#define T4FW_VERSION_MICRO 0x04 +#define T4FW_VERSION_MINOR 0x0F +#define T4FW_VERSION_MICRO 0x25 #define T4FW_VERSION_BUILD 0x00 #define T4FW_MIN_VERSION_MAJOR 0x01 @@ -45,8 +45,8 @@ #define T4FW_MIN_VERSION_MICRO 0x00 #define T5FW_VERSION_MAJOR 0x01 -#define T5FW_VERSION_MINOR 0x0E -#define T5FW_VERSION_MICRO 0x04 +#define T5FW_VERSION_MINOR 0x0F +#define T5FW_VERSION_MICRO 0x25 #define T5FW_VERSION_BUILD 0x00 #define T5FW_MIN_VERSION_MAJOR 0x00 @@ -54,8 +54,8 @@ #define T5FW_MIN_VERSION_MICRO 0x00 #define T6FW_VERSION_MAJOR 0x01 -#define T6FW_VERSION_MINOR 0x0E -#define T6FW_VERSION_MICRO 0x04 +#define T6FW_VERSION_MINOR 0x0F +#define T6FW_VERSION_MICRO 0x25 #define T6FW_VERSION_BUILD 0x00 #define T6FW_MIN_VERSION_MAJOR 0x00 |