diff options
Diffstat (limited to 'drivers/net/qlcnic/qlcnic_main.c')
| -rw-r--r-- | drivers/net/qlcnic/qlcnic_main.c | 1139 |
1 files changed, 1001 insertions, 138 deletions
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c index 23ea9ca..b9615bd 100644 --- a/drivers/net/qlcnic/qlcnic_main.c +++ b/drivers/net/qlcnic/qlcnic_main.c @@ -34,15 +34,16 @@ #include <linux/ipv6.h> #include <linux/inetdevice.h> #include <linux/sysfs.h> +#include <linux/aer.h> -MODULE_DESCRIPTION("QLogic 10 GbE Converged Ethernet Driver"); +MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(QLCNIC_LINUX_VERSIONID); MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME); char qlcnic_driver_name[] = "qlcnic"; -static const char qlcnic_driver_string[] = "QLogic Converged Ethernet Driver v" - QLCNIC_LINUX_VERSIONID; +static const char qlcnic_driver_string[] = "QLogic 1/10 GbE " + "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID; static int port_mode = QLCNIC_PORT_MODE_AUTO_NEG; @@ -65,13 +66,16 @@ static int load_fw_file; module_param(load_fw_file, int, 0644); MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file"); +static int qlcnic_config_npars; +module_param(qlcnic_config_npars, int, 0644); +MODULE_PARM_DESC(qlcnic_config_npars, "Configure NPARs (0=disabled, 1=enabled"); + static int __devinit qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent); static void __devexit qlcnic_remove(struct pci_dev *pdev); static int qlcnic_open(struct net_device *netdev); static int qlcnic_close(struct net_device *netdev); static void qlcnic_tx_timeout(struct net_device *netdev); -static void qlcnic_tx_timeout_task(struct work_struct *work); static void qlcnic_attach_work(struct work_struct *work); static void qlcnic_fwinit_work(struct work_struct *work); static void qlcnic_fw_poll_work(struct work_struct *work); @@ -79,6 +83,7 @@ static void qlcnic_schedule_work(struct qlcnic_adapter *adapter, work_func_t func, int delay); static void qlcnic_cancel_fw_work(struct qlcnic_adapter *adapter); static int qlcnic_poll(struct napi_struct *napi, int budget); +static int qlcnic_rx_poll(struct napi_struct *napi, int budget); #ifdef CONFIG_NET_POLL_CONTROLLER static void qlcnic_poll_controller(struct net_device *netdev); #endif @@ -99,7 +104,12 @@ static irqreturn_t qlcnic_msix_intr(int irq, void *data); static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); static void qlcnic_config_indev_addr(struct net_device *dev, unsigned long); +static int qlcnic_start_firmware(struct qlcnic_adapter *); +static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *); +static int qlcnicvf_config_led(struct qlcnic_adapter *, u32, u32); +static int qlcnicvf_config_bridged_mode(struct qlcnic_adapter *, u32); +static int qlcnicvf_start_firmware(struct qlcnic_adapter *); /* PCI Device ID Table */ #define ENTRY(device) \ {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ @@ -120,12 +130,6 @@ qlcnic_update_cmd_producer(struct qlcnic_adapter *adapter, struct qlcnic_host_tx_ring *tx_ring) { writel(tx_ring->producer, tx_ring->crb_cmd_producer); - - if (qlcnic_tx_avail(tx_ring) <= TX_STOP_THRESH) { - netif_stop_queue(adapter->netdev); - smp_mb(); - adapter->stats.xmit_off++; - } } static const u32 msi_tgt_status[8] = { @@ -184,8 +188,13 @@ qlcnic_napi_add(struct qlcnic_adapter *adapter, struct net_device *netdev) for (ring = 0; ring < adapter->max_sds_rings; ring++) { sds_ring = &recv_ctx->sds_rings[ring]; - netif_napi_add(netdev, &sds_ring->napi, - qlcnic_poll, QLCNIC_NETDEV_WEIGHT); + + if (ring == adapter->max_sds_rings - 1) + netif_napi_add(netdev, &sds_ring->napi, qlcnic_poll, + QLCNIC_NETDEV_WEIGHT/adapter->max_sds_rings); + else + netif_napi_add(netdev, &sds_ring->napi, + qlcnic_rx_poll, QLCNIC_NETDEV_WEIGHT*2); } return 0; @@ -307,19 +316,14 @@ static void qlcnic_init_msix_entries(struct qlcnic_adapter *adapter, int count) static int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) { - int i; - unsigned char *p; - u64 mac_addr; + u8 mac_addr[ETH_ALEN]; struct net_device *netdev = adapter->netdev; struct pci_dev *pdev = adapter->pdev; - if (qlcnic_get_mac_addr(adapter, &mac_addr) != 0) + if (adapter->nic_ops->get_mac_addr(adapter, mac_addr) != 0) return -EIO; - p = (unsigned char *)&mac_addr; - for (i = 0; i < 6; i++) - netdev->dev_addr[i] = *(p + 5 - i); - + memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len); memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len); @@ -340,7 +344,7 @@ static int qlcnic_set_mac(struct net_device *netdev, void *p) if (!is_valid_ether_addr(addr->sa_data)) return -EINVAL; - if (netif_running(netdev)) { + if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { netif_device_detach(netdev); qlcnic_napi_disable(adapter); } @@ -349,7 +353,7 @@ static int qlcnic_set_mac(struct net_device *netdev, void *p) memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); qlcnic_set_multi(adapter->netdev); - if (netif_running(netdev)) { + if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { netif_device_attach(netdev); qlcnic_napi_enable(adapter); } @@ -371,6 +375,20 @@ static const struct net_device_ops qlcnic_netdev_ops = { #endif }; +static struct qlcnic_nic_template qlcnic_ops = { + .get_mac_addr = qlcnic_get_mac_address, + .config_bridged_mode = qlcnic_config_bridged_mode, + .config_led = qlcnic_config_led, + .start_firmware = qlcnic_start_firmware +}; + +static struct qlcnic_nic_template qlcnic_vf_ops = { + .get_mac_addr = qlcnic_get_mac_address, + .config_bridged_mode = qlcnicvf_config_bridged_mode, + .config_led = qlcnicvf_config_led, + .start_firmware = qlcnicvf_start_firmware +}; + static void qlcnic_setup_intr(struct qlcnic_adapter *adapter) { @@ -453,6 +471,169 @@ qlcnic_cleanup_pci_map(struct qlcnic_adapter *adapter) } static int +qlcnic_init_pci_info(struct qlcnic_adapter *adapter) +{ + struct qlcnic_pci_info pci_info[QLCNIC_MAX_PCI_FUNC]; + int i, ret = 0, err; + u8 pfn; + + if (!adapter->npars) + adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * + QLCNIC_MAX_PCI_FUNC, GFP_KERNEL); + if (!adapter->npars) + return -ENOMEM; + + if (!adapter->eswitch) + adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * + QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); + if (!adapter->eswitch) { + err = -ENOMEM; + goto err_eswitch; + } + + ret = qlcnic_get_pci_info(adapter, pci_info); + if (!ret) { + for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { + pfn = pci_info[i].id; + if (pfn > QLCNIC_MAX_PCI_FUNC) + return QL_STATUS_INVALID_PARAM; + adapter->npars[pfn].active = pci_info[i].active; + adapter->npars[pfn].type = pci_info[i].type; + adapter->npars[pfn].phy_port = pci_info[i].default_port; + adapter->npars[pfn].mac_learning = DEFAULT_MAC_LEARN; + adapter->npars[pfn].min_bw = pci_info[i].tx_min_bw; + adapter->npars[pfn].max_bw = pci_info[i].tx_max_bw; + } + + for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) + adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; + + return ret; + } + + kfree(adapter->eswitch); + adapter->eswitch = NULL; +err_eswitch: + kfree(adapter->npars); + + return ret; +} + +static int +qlcnic_set_function_modes(struct qlcnic_adapter *adapter) +{ + u8 id; + u32 ref_count; + int i, ret = 1; + u32 data = QLCNIC_MGMT_FUNC; + void __iomem *priv_op = adapter->ahw.pci_base0 + QLCNIC_DRV_OP_MODE; + + /* If other drivers are not in use set their privilege level */ + ref_count = QLCRD32(adapter, QLCNIC_CRB_DEV_REF_COUNT); + ret = qlcnic_api_lock(adapter); + if (ret) + goto err_lock; + if (QLC_DEV_CLR_REF_CNT(ref_count, adapter->ahw.pci_func)) + goto err_npar; + + if (qlcnic_config_npars) { + for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { + id = i; + if (adapter->npars[i].type != QLCNIC_TYPE_NIC || + id == adapter->ahw.pci_func) + continue; + data |= (qlcnic_config_npars & + QLC_DEV_SET_DRV(0xf, id)); + } + } else { + data = readl(priv_op); + data = (data & ~QLC_DEV_SET_DRV(0xf, adapter->ahw.pci_func)) | + (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, + adapter->ahw.pci_func)); + } + writel(data, priv_op); +err_npar: + qlcnic_api_unlock(adapter); +err_lock: + return ret; +} + +static u32 +qlcnic_get_driver_mode(struct qlcnic_adapter *adapter) +{ + void __iomem *msix_base_addr; + void __iomem *priv_op; + struct qlcnic_info nic_info; + u32 func; + u32 msix_base; + u32 op_mode, priv_level; + + /* Determine FW API version */ + adapter->fw_hal_version = readl(adapter->ahw.pci_base0 + QLCNIC_FW_API); + + /* Find PCI function number */ + pci_read_config_dword(adapter->pdev, QLCNIC_MSIX_TABLE_OFFSET, &func); + msix_base_addr = adapter->ahw.pci_base0 + QLCNIC_MSIX_BASE; + msix_base = readl(msix_base_addr); + func = (func - msix_base)/QLCNIC_MSIX_TBL_PGSIZE; + adapter->ahw.pci_func = func; + + if (!qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw.pci_func)) { + adapter->capabilities = nic_info.capabilities; + + if (adapter->capabilities & BIT_6) + adapter->flags |= QLCNIC_ESWITCH_ENABLED; + else + adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; + } + + if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { + adapter->nic_ops = &qlcnic_ops; + return adapter->fw_hal_version; + } + + /* Determine function privilege level */ + priv_op = adapter->ahw.pci_base0 + QLCNIC_DRV_OP_MODE; + op_mode = readl(priv_op); + if (op_mode == QLC_DEV_DRV_DEFAULT) + priv_level = QLCNIC_MGMT_FUNC; + else + priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw.pci_func); + + switch (priv_level) { + case QLCNIC_MGMT_FUNC: + adapter->op_mode = QLCNIC_MGMT_FUNC; + adapter->nic_ops = &qlcnic_ops; + qlcnic_init_pci_info(adapter); + /* Set privilege level for other functions */ + qlcnic_set_function_modes(adapter); + dev_info(&adapter->pdev->dev, + "HAL Version: %d, Management function\n", + adapter->fw_hal_version); + break; + case QLCNIC_PRIV_FUNC: + adapter->op_mode = QLCNIC_PRIV_FUNC; + dev_info(&adapter->pdev->dev, + "HAL Version: %d, Privileged function\n", + adapter->fw_hal_version); + adapter->nic_ops = &qlcnic_ops; + break; + case QLCNIC_NON_PRIV_FUNC: + adapter->op_mode = QLCNIC_NON_PRIV_FUNC; + dev_info(&adapter->pdev->dev, + "HAL Version: %d Non Privileged function\n", + adapter->fw_hal_version); + adapter->nic_ops = &qlcnic_vf_ops; + break; + default: + dev_info(&adapter->pdev->dev, "Unknown function mode: %d\n", + priv_level); + return 0; + } + return adapter->fw_hal_version; +} + +static int qlcnic_setup_pci_map(struct qlcnic_adapter *adapter) { void __iomem *mem_ptr0 = NULL; @@ -460,7 +641,6 @@ qlcnic_setup_pci_map(struct qlcnic_adapter *adapter) unsigned long mem_len, pci_len0 = 0; struct pci_dev *pdev = adapter->pdev; - int pci_func = adapter->ahw.pci_func; /* remap phys address */ mem_base = pci_resource_start(pdev, 0); /* 0 is for BAR 0 */ @@ -483,8 +663,13 @@ qlcnic_setup_pci_map(struct qlcnic_adapter *adapter) adapter->ahw.pci_base0 = mem_ptr0; adapter->ahw.pci_len0 = pci_len0; + if (!qlcnic_get_driver_mode(adapter)) { + iounmap(adapter->ahw.pci_base0); + return -EIO; + } + adapter->ahw.ocm_win_crb = qlcnic_get_ioaddr(adapter, - QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(pci_func))); + QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(adapter->ahw.pci_func))); return 0; } @@ -509,7 +694,7 @@ static void get_brd_name(struct qlcnic_adapter *adapter, char *name) } if (!found) - name = "Unknown"; + sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); } static void @@ -521,7 +706,7 @@ qlcnic_check_options(struct qlcnic_adapter *adapter) int i, offset, val; int *ptr32; struct pci_dev *pdev = adapter->pdev; - + struct qlcnic_info nic_info; adapter->driver_mismatch = 0; ptr32 = (int *)&serial_num; @@ -553,8 +738,6 @@ qlcnic_check_options(struct qlcnic_adapter *adapter) dev_info(&pdev->dev, "firmware v%d.%d.%d\n", fw_major, fw_minor, fw_build); - adapter->capabilities = QLCRD32(adapter, CRB_FW_CAPABILITIES_1); - adapter->flags &= ~QLCNIC_LRO_ENABLED; if (adapter->ahw.port_type == QLCNIC_XGBE) { @@ -565,6 +748,16 @@ qlcnic_check_options(struct qlcnic_adapter *adapter) adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; } + if (!qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw.pci_func)) { + adapter->physical_port = nic_info.phys_port; + adapter->switch_mode = nic_info.switch_mode; + adapter->max_tx_ques = nic_info.max_tx_ques; + adapter->max_rx_ques = nic_info.max_rx_ques; + adapter->capabilities = nic_info.capabilities; + adapter->max_mac_filters = nic_info.max_mac_filters; + adapter->max_mtu = nic_info.max_mtu; + } + adapter->msix_supported = !!use_msi_x; adapter->rss_supported = !!use_msi_x; @@ -574,6 +767,50 @@ qlcnic_check_options(struct qlcnic_adapter *adapter) } static int +qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) +{ + int i, err = 0; + struct qlcnic_npar_info *npar; + struct qlcnic_info nic_info; + + if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || + !adapter->need_fw_reset) + return 0; + + if (adapter->op_mode == QLCNIC_MGMT_FUNC) { + /* Set the NPAR config data after FW reset */ + for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { + npar = &adapter->npars[i]; + if (npar->type != QLCNIC_TYPE_NIC) + continue; + err = qlcnic_get_nic_info(adapter, &nic_info, i); + if (err) + goto err_out; + nic_info.min_tx_bw = npar->min_bw; + nic_info.max_tx_bw = npar->max_bw; + err = qlcnic_set_nic_info(adapter, &nic_info); + if (err) + goto err_out; + + if (npar->enable_pm) { + err = qlcnic_config_port_mirroring(adapter, + npar->dest_npar, 1, i); + if (err) + goto err_out; + + } + npar->mac_learning = DEFAULT_MAC_LEARN; + npar->host_vlan_tag = 0; + npar->promisc_mode = 0; + npar->discard_tagged = 0; + npar->vlan_id = 0; + } + } +err_out: + return err; +} + +static int qlcnic_start_firmware(struct qlcnic_adapter *adapter) { int val, err, first_boot; @@ -591,8 +828,12 @@ qlcnic_start_firmware(struct qlcnic_adapter *adapter) if (load_fw_file) qlcnic_request_firmware(adapter); - else + else { + if (qlcnic_check_flash_fw_ver(adapter)) + goto err_out; + adapter->fw_type = QLCNIC_FLASH_ROMIMAGE; + } err = qlcnic_need_fw_reset(adapter); if (err < 0) @@ -602,6 +843,7 @@ qlcnic_start_firmware(struct qlcnic_adapter *adapter) if (first_boot != 0x55555555) { QLCWR32(adapter, CRB_CMDPEG_STATE, 0); + QLCWR32(adapter, CRB_RCVPEG_STATE, 0); qlcnic_pinit_from_rom(adapter); msleep(1); } @@ -624,7 +866,7 @@ qlcnic_start_firmware(struct qlcnic_adapter *adapter) wait_init: /* Handshake with the card before we register the devices. */ - err = qlcnic_phantom_init(adapter); + err = qlcnic_init_firmware(adapter); if (err) goto err_out; @@ -632,6 +874,9 @@ wait_init: qlcnic_idc_debug_info(adapter, 1); qlcnic_check_options(adapter); + if (qlcnic_reset_npar_config(adapter)) + goto err_out; + qlcnic_dev_set_npar_ready(adapter); adapter->need_fw_reset = 0; @@ -716,9 +961,23 @@ qlcnic_init_coalesce_defaults(struct qlcnic_adapter *adapter) static int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) { + int ring; + struct qlcnic_host_rds_ring *rds_ring; + if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) return -EIO; + if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) + return 0; + + if (qlcnic_fw_create_ctx(adapter)) + return -EIO; + + for (ring = 0; ring < adapter->max_rds_rings; ring++) { + rds_ring = &adapter->recv_ctx.rds_rings[ring]; + qlcnic_post_rx_buffers(adapter, ring, rds_ring); + } + qlcnic_set_multi(netdev); qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); @@ -736,6 +995,7 @@ __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) qlcnic_linkevent_request(adapter, 1); + adapter->reset_context = 0; set_bit(__QLCNIC_DEV_UP, &adapter->state); return 0; } @@ -775,6 +1035,9 @@ __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) qlcnic_napi_disable(adapter); + qlcnic_fw_destroy_ctx(adapter); + + qlcnic_reset_rx_buffers_list(adapter); qlcnic_release_tx_buffers(adapter); spin_unlock(&adapter->tx_clean_lock); } @@ -796,16 +1059,11 @@ qlcnic_attach(struct qlcnic_adapter *adapter) { struct net_device *netdev = adapter->netdev; struct pci_dev *pdev = adapter->pdev; - int err, ring; - struct qlcnic_host_rds_ring *rds_ring; + int err; if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) return 0; - err = qlcnic_init_firmware(adapter); - if (err) - return err; - err = qlcnic_napi_add(adapter, netdev); if (err) return err; @@ -813,7 +1071,7 @@ qlcnic_attach(struct qlcnic_adapter *adapter) err = qlcnic_alloc_sw_resources(adapter); if (err) { dev_err(&pdev->dev, "Error in setting sw resources\n"); - return err; + goto err_out_napi_del; } err = qlcnic_alloc_hw_resources(adapter); @@ -822,16 +1080,10 @@ qlcnic_attach(struct qlcnic_adapter *adapter) goto err_out_free_sw; } - - for (ring = 0; ring < adapter->max_rds_rings; ring++) { - rds_ring = &adapter->recv_ctx.rds_rings[ring]; - qlcnic_post_rx_buffers(adapter, ring, rds_ring); - } - err = qlcnic_request_irq(adapter); if (err) { dev_err(&pdev->dev, "failed to setup interrupt\n"); - goto err_out_free_rxbuf; + goto err_out_free_hw; } qlcnic_init_coalesce_defaults(adapter); @@ -841,11 +1093,12 @@ qlcnic_attach(struct qlcnic_adapter *adapter) adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; return 0; -err_out_free_rxbuf: - qlcnic_release_rx_buffers(adapter); +err_out_free_hw: qlcnic_free_hw_resources(adapter); err_out_free_sw: qlcnic_free_sw_resources(adapter); +err_out_napi_del: + qlcnic_napi_del(adapter); return err; } @@ -880,6 +1133,8 @@ void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings) } } + qlcnic_fw_destroy_ctx(adapter); + qlcnic_detach(adapter); adapter->diag_test = 0; @@ -898,6 +1153,7 @@ int qlcnic_diag_alloc_res(struct net_device *netdev, int test) { struct qlcnic_adapter *adapter = netdev_priv(netdev); struct qlcnic_host_sds_ring *sds_ring; + struct qlcnic_host_rds_ring *rds_ring; int ring; int ret; @@ -917,6 +1173,18 @@ int qlcnic_diag_alloc_res(struct net_device *netdev, int test) return ret; } + ret = qlcnic_fw_create_ctx(adapter); + if (ret) { + qlcnic_detach(adapter); + netif_device_attach(netdev); + return ret; + } + + for (ring = 0; ring < adapter->max_rds_rings; ring++) { + rds_ring = &adapter->recv_ctx.rds_rings[ring]; + qlcnic_post_rx_buffers(adapter, ring, rds_ring); + } + if (adapter->diag_test == QLCNIC_INTERRUPT_TEST) { for (ring = 0; ring < adapter->max_sds_rings; ring++) { sds_ring = &adapter->recv_ctx.sds_rings[ring]; @@ -928,6 +1196,27 @@ int qlcnic_diag_alloc_res(struct net_device *netdev, int test) return 0; } +/* Reset context in hardware only */ +static int +qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) +{ + struct net_device *netdev = adapter->netdev; + + if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) + return -EBUSY; + + netif_device_detach(netdev); + + qlcnic_down(adapter, netdev); + + qlcnic_up(adapter, netdev); + + netif_device_attach(netdev); + + clear_bit(__QLCNIC_RESETTING, &adapter->state); + return 0; +} + int qlcnic_reset_context(struct qlcnic_adapter *adapter) { @@ -971,18 +1260,21 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter, adapter->max_mc_count = 38; netdev->netdev_ops = &qlcnic_netdev_ops; - netdev->watchdog_timeo = 2*HZ; + netdev->watchdog_timeo = 5*HZ; qlcnic_change_mtu(netdev, netdev->mtu); SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); - netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO); - netdev->features |= (NETIF_F_GRO); - netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO); + netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | + NETIF_F_IPV6_CSUM | NETIF_F_GRO); + netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | + NETIF_F_IPV6_CSUM); - netdev->features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6); - netdev->vlan_features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6); + if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO) { + netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6); + netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); + } if (pci_using_dac) { netdev->features |= NETIF_F_HIGHDMA; @@ -997,8 +1289,6 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter, netdev->irq = adapter->msix_entries[0].vector; - INIT_WORK(&adapter->tx_timeout_task, qlcnic_tx_timeout_task); - if (qlcnic_read_mac_addr(adapter)) dev_warn(&pdev->dev, "failed to read mac addr\n"); @@ -1036,7 +1326,6 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) struct net_device *netdev = NULL; struct qlcnic_adapter *adapter = NULL; int err; - int pci_func_id = PCI_FUNC(pdev->devfn); uint8_t revision_id; uint8_t pci_using_dac; @@ -1058,6 +1347,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto err_out_disable_pdev; pci_set_master(pdev); + pci_enable_pcie_error_reporting(pdev); netdev = alloc_etherdev(sizeof(struct qlcnic_adapter)); if (!netdev) { @@ -1072,7 +1362,6 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) adapter->netdev = netdev; adapter->pdev = pdev; adapter->dev_rst_time = jiffies; - adapter->ahw.pci_func = pci_func_id; revision_id = pdev->revision; adapter->ahw.revision_id = revision_id; @@ -1088,7 +1377,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto err_out_free_netdev; /* This will be reset for mezz cards */ - adapter->portnum = pci_func_id; + adapter->portnum = adapter->ahw.pci_func; err = qlcnic_get_board_info(adapter); if (err) { @@ -1102,7 +1391,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (qlcnic_setup_idc_param(adapter)) goto err_out_iounmap; - err = qlcnic_start_firmware(adapter); + err = adapter->nic_ops->start_firmware(adapter); if (err) { dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"); goto err_out_decr_ref; @@ -1171,10 +1460,13 @@ static void __devexit qlcnic_remove(struct pci_dev *pdev) unregister_netdev(netdev); - cancel_work_sync(&adapter->tx_timeout_task); - qlcnic_detach(adapter); + if (adapter->npars != NULL) + kfree(adapter->npars); + if (adapter->eswitch != NULL) + kfree(adapter->eswitch); + qlcnic_clr_all_drv_state(adapter); clear_bit(__QLCNIC_RESETTING, &adapter->state); @@ -1187,6 +1479,7 @@ static void __devexit qlcnic_remove(struct pci_dev *pdev) qlcnic_release_firmware(adapter); + pci_disable_pcie_error_reporting(pdev); pci_release_regions(pdev); pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); @@ -1206,10 +1499,6 @@ static int __qlcnic_shutdown(struct pci_dev *pdev) if (netif_running(netdev)) qlcnic_down(adapter, netdev); - cancel_work_sync(&adapter->tx_timeout_task); - - qlcnic_detach(adapter); - qlcnic_clr_all_drv_state(adapter); clear_bit(__QLCNIC_RESETTING, &adapter->state); @@ -1263,35 +1552,23 @@ qlcnic_resume(struct pci_dev *pdev) pci_set_master(pdev); pci_restore_state(pdev); - err = qlcnic_start_firmware(adapter); + err = adapter->nic_ops->start_firmware(adapter); if (err) { dev_err(&pdev->dev, "failed to start firmware\n"); return err; } if (netif_running(netdev)) { - err = qlcnic_attach(adapter); - if (err) - goto err_out; - err = qlcnic_up(adapter, netdev); if (err) - goto err_out_detach; - + goto done; qlcnic_config_indev_addr(netdev, NETDEV_UP); } - +done: netif_device_attach(netdev); qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); return 0; - -err_out_detach: - qlcnic_detach(adapter); -err_out: - qlcnic_clr_all_drv_state(adapter); - netif_device_attach(netdev); - return err; } #endif @@ -1340,11 +1617,11 @@ qlcnic_tso_check(struct net_device *netdev, u8 opcode = TX_ETHER_PKT; __be16 protocol = skb->protocol; u16 flags = 0, vid = 0; - u32 producer; int copied, offset, copy_len, hdr_len = 0, tso = 0, vlan_oob = 0; struct cmd_desc_type0 *hwdesc; struct vlan_ethhdr *vh; struct qlcnic_adapter *adapter = netdev_priv(netdev); + u32 producer = tx_ring->producer; if (protocol == cpu_to_be16(ETH_P_8021Q)) { @@ -1360,6 +1637,11 @@ qlcnic_tso_check(struct net_device *netdev, vlan_oob = 1; } + if (*(skb->data) & BIT_0) { + flags |= BIT_0; + memcpy(&first_desc->eth_addr, skb->data, ETH_ALEN); + } + if ((netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) && skb_shinfo(skb)->gso_size > 0) { @@ -1409,7 +1691,6 @@ qlcnic_tso_check(struct net_device *netdev, /* For LSO, we need to copy the MAC/IP/TCP headers into * the descriptor ring */ - producer = tx_ring->producer; copied = 0; offset = 2; @@ -1537,10 +1818,15 @@ qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) /* 4 fragments per cmd des */ no_of_desc = (frag_count + 3) >> 2; - if (unlikely(no_of_desc + 2 > qlcnic_tx_avail(tx_ring))) { + if (unlikely(qlcnic_tx_avail(tx_ring) <= TX_STOP_THRESH)) { netif_stop_queue(netdev); - adapter->stats.xmit_off++; - return NETDEV_TX_BUSY; + smp_mb(); + if (qlcnic_tx_avail(tx_ring) > TX_STOP_THRESH) + netif_start_queue(netdev); + else { + adapter->stats.xmit_off++; + return NETDEV_TX_BUSY; + } } producer = tx_ring->producer; @@ -1675,35 +1961,11 @@ static void qlcnic_tx_timeout(struct net_device *netdev) return; dev_err(&netdev->dev, "transmit timeout, resetting.\n"); - schedule_work(&adapter->tx_timeout_task); -} - -static void qlcnic_tx_timeout_task(struct work_struct *work) -{ - struct qlcnic_adapter *adapter = - container_of(work, struct qlcnic_adapter, tx_timeout_task); - - if (!netif_running(adapter->netdev)) - return; - - if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) - return; if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) - goto request_reset; - - clear_bit(__QLCNIC_RESETTING, &adapter->state); - if (!qlcnic_reset_context(adapter)) { - adapter->netdev->trans_start = jiffies; - return; - - /* context reset failed, fall through for fw reset */ - } - -request_reset: - adapter->need_fw_reset = 1; - clear_bit(__QLCNIC_RESETTING, &adapter->state); - QLCDB(adapter, DRV, "Resetting adapter\n"); + adapter->need_fw_reset = 1; + else + adapter->reset_context = 1; } static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) @@ -1846,14 +2108,12 @@ static int qlcnic_process_cmd_ring(struct qlcnic_adapter *adapter) smp_mb(); if (netif_queue_stopped(netdev) && netif_carrier_ok(netdev)) { - __netif_tx_lock(tx_ring->txq, smp_processor_id()); if (qlcnic_tx_avail(tx_ring) > TX_STOP_THRESH) { netif_wake_queue(netdev); - adapter->tx_timeo_cnt = 0; adapter->stats.xmit_on++; } - __netif_tx_unlock(tx_ring->txq); } + adapter->tx_timeo_cnt = 0; } /* * If everything is freed up to consumer then check if the ring is full @@ -1898,6 +2158,25 @@ static int qlcnic_poll(struct napi_struct *napi, int budget) return work_done; } +static int qlcnic_rx_poll(struct napi_struct *napi, int budget) +{ + struct qlcnic_host_sds_ring *sds_ring = + container_of(napi, struct qlcnic_host_sds_ring, napi); + + struct qlcnic_adapter *adapter = sds_ring->adapter; + int work_done; + + work_done = qlcnic_process_rcv_ring(sds_ring, budget); + + if (work_done < budget) { + napi_complete(&sds_ring->napi); + if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) + qlcnic_enable_int(sds_ring); + } + + return work_done; +} + #ifdef CONFIG_NET_POLL_CONTROLLER static void qlcnic_poll_controller(struct net_device *netdev) { @@ -2109,7 +2388,7 @@ qlcnic_fwinit_work(struct work_struct *work) { struct qlcnic_adapter *adapter = container_of(work, struct qlcnic_adapter, fw_work.work); - u32 dev_state = 0xf; + u32 dev_state = 0xf, npar_state; if (qlcnic_api_lock(adapter)) goto err_ret; @@ -2122,6 +2401,19 @@ qlcnic_fwinit_work(struct work_struct *work) return; } + if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) { + npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); + if (npar_state == QLCNIC_DEV_NPAR_RDY) { + qlcnic_api_unlock(adapter); + goto wait_npar; + } else { + qlcnic_schedule_work(adapter, qlcnic_fwinit_work, + FW_POLL_DELAY); + qlcnic_api_unlock(adapter); + return; + } + } + if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { dev_err(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", adapter->reset_ack_timeo); @@ -2154,7 +2446,7 @@ skip_ack_check: qlcnic_api_unlock(adapter); - if (!qlcnic_start_firmware(adapter)) { + if (!adapter->nic_ops->start_firmware(adapter)) { qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); return; } @@ -2163,6 +2455,7 @@ skip_ack_check: qlcnic_api_unlock(adapter); +wait_npar: dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); @@ -2177,7 +2470,7 @@ skip_ack_check: break; default: - if (!qlcnic_start_firmware(adapter)) { + if (!adapter->nic_ops->start_firmware(adapter)) { qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); return; } @@ -2202,10 +2495,6 @@ qlcnic_detach_work(struct work_struct *work) qlcnic_down(adapter, netdev); - rtnl_lock(); - qlcnic_detach(adapter); - rtnl_unlock(); - status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1); if (status & QLCNIC_RCODE_FATAL_ERROR) @@ -2237,6 +2526,7 @@ qlcnic_dev_request_reset(struct qlcnic_adapter *adapter) { u32 state; + adapter->need_fw_reset = 1; if (qlcnic_api_lock(adapter)) return; @@ -2251,10 +2541,36 @@ qlcnic_dev_request_reset(struct qlcnic_adapter *adapter) qlcnic_api_unlock(adapter); } +/* Transit to NPAR READY state from NPAR NOT READY state */ +static void +qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) +{ + u32 state; + + if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || + adapter->op_mode == QLCNIC_NON_PRIV_FUNC) + return; + if (qlcnic_api_lock(adapter)) + return; + + state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); + + if (state != QLCNIC_DEV_NPAR_RDY) { + QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, + QLCNIC_DEV_NPAR_RDY); + QLCDB(adapter, DRV, "NPAR READY state set\n"); + } + + qlcnic_api_unlock(adapter); +} + static void qlcnic_schedule_work(struct qlcnic_adapter *adapter, work_func_t func, int delay) { + if (test_bit(__QLCNIC_AER, &adapter->state)) + return; + INIT_DELAYED_WORK(&adapter->fw_work, func); schedule_delayed_work(&adapter->fw_work, round_jiffies_relative(delay)); } @@ -2274,18 +2590,10 @@ qlcnic_attach_work(struct work_struct *work) struct qlcnic_adapter *adapter = container_of(work, struct qlcnic_adapter, fw_work.work); struct net_device *netdev = adapter->netdev; - int err; if (netif_running(netdev)) { - err = qlcnic_attach(adapter); - if (err) - goto done; - - err = qlcnic_up(adapter, netdev); - if (err) { - qlcnic_detach(adapter); + if (qlcnic_up(adapter, netdev)) goto done; - } qlcnic_config_indev_addr(netdev, NETDEV_UP); } @@ -2322,6 +2630,13 @@ qlcnic_check_health(struct qlcnic_adapter *adapter) adapter->fw_fail_cnt = 0; if (adapter->need_fw_reset) goto detach; + + if (adapter->reset_context && + auto_fw_reset == AUTO_FW_RESET_ENABLED) { + qlcnic_reset_hw_context(adapter); + adapter->netdev->trans_start = jiffies; + } + return 0; } @@ -2330,7 +2645,8 @@ qlcnic_check_health(struct qlcnic_adapter *adapter) qlcnic_dev_request_reset(adapter); - clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); + if ((auto_fw_reset == AUTO_FW_RESET_ENABLED)) + clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); dev_info(&netdev->dev, "firmware hang detected\n"); @@ -2365,6 +2681,161 @@ reschedule: qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); } +static int qlcnic_is_first_func(struct pci_dev *pdev) +{ + struct pci_dev *oth_pdev; + int val = pdev->devfn; + + while (val-- > 0) { + oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr + (pdev->bus), pdev->bus->number, + PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); + if (!oth_pdev) + continue; + + if (oth_pdev->current_state != PCI_D3cold) { + pci_dev_put(oth_pdev); + return 0; + } + pci_dev_put(oth_pdev); + } + return 1; +} + +static int qlcnic_attach_func(struct pci_dev *pdev) +{ + int err, first_func; + struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); + struct net_device *netdev = adapter->netdev; + + pdev->error_state = pci_channel_io_normal; + + err = pci_enable_device(pdev); + if (err) + return err; + + pci_set_power_state(pdev, PCI_D0); + pci_set_master(pdev); + pci_restore_state(pdev); + + first_func = qlcnic_is_first_func(pdev); + + if (qlcnic_api_lock(adapter)) + return -EINVAL; + + if (first_func) { + adapter->need_fw_reset = 1; + set_bit(__QLCNIC_START_FW, &adapter->state); + QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING); + QLCDB(adapter, DRV, "Restarting fw\n"); + } + qlcnic_api_unlock(adapter); + + err = adapter->nic_ops->start_firmware(adapter); + if (err) + return err; + + qlcnic_clr_drv_state(adapter); + qlcnic_setup_intr(adapter); + + if (netif_running(netdev)) { + err = qlcnic_attach(adapter); + if (err) { + qlcnic_clr_all_drv_state(adapter); + clear_bit(__QLCNIC_AER, &adapter->state); + netif_device_attach(netdev); + return err; + } + + err = qlcnic_up(adapter, netdev); + if (err) + goto done; + + qlcnic_config_indev_addr(netdev, NETDEV_UP); + } + done: + netif_device_attach(netdev); + return err; +} + +static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, + pci_channel_state_t state) +{ + struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); + struct net_device *netdev = adapter->netdev; + + if (state == pci_channel_io_perm_failure) + return PCI_ERS_RESULT_DISCONNECT; + + if (state == pci_channel_io_normal) + return PCI_ERS_RESULT_RECOVERED; + + set_bit(__QLCNIC_AER, &adapter->state); + netif_device_detach(netdev); + + cancel_delayed_work_sync(&adapter->fw_work); + + if (netif_running(netdev)) + qlcnic_down(adapter, netdev); + + qlcnic_detach(adapter); + qlcnic_teardown_intr(adapter); + + clear_bit(__QLCNIC_RESETTING, &adapter->state); + + pci_save_state(pdev); + pci_disable_device(pdev); + + return PCI_ERS_RESULT_NEED_RESET; +} + +static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) +{ + return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : + PCI_ERS_RESULT_RECOVERED; +} + +static void qlcnic_io_resume(struct pci_dev *pdev) +{ + struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); + + pci_cleanup_aer_uncorrect_error_status(pdev); + + if (QLCRD32(adapter, QLCNIC_CRB_DEV_STATE) == QLCNIC_DEV_READY && + test_and_clear_bit(__QLCNIC_AER, &adapter->state)) + qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, + FW_POLL_DELAY); +} + + +static int +qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) +{ + int err; + + err = qlcnic_can_start_firmware(adapter); + if (err) + return err; + + qlcnic_check_options(adapter); + + adapter->need_fw_reset = 0; + + return err; +} + +static int +qlcnicvf_config_bridged_mode(struct qlcnic_adapter *adapter, u32 enable) +{ + return -EOPNOTSUPP; +} + +static int +qlcnicvf_config_led(struct qlcnic_adapter *adapter, u32 state, u32 rate) +{ + return -EOPNOTSUPP; +} + static ssize_t qlcnic_store_bridged_mode(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) @@ -2376,13 +2847,13 @@ qlcnic_store_bridged_mode(struct device *dev, if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_BDG)) goto err_out; - if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) + if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) goto err_out; if (strict_strtoul(buf, 2, &new)) goto err_out; - if (!qlcnic_config_bridged_mode(adapter, !!new)) + if (!adapter->nic_ops->config_bridged_mode(adapter, !!new)) ret = len; err_out: @@ -2585,6 +3056,361 @@ static struct bin_attribute bin_attr_mem = { .write = qlcnic_sysfs_write_mem, }; +static int +validate_pm_config(struct qlcnic_adapter *adapter, + struct qlcnic_pm_func_cfg *pm_cfg, int count) +{ + + u8 src_pci_func, s_esw_id, d_esw_id; + u8 dest_pci_func; + int i; + + for (i = 0; i < count; i++) { + src_pci_func = pm_cfg[i].pci_func; + dest_pci_func = pm_cfg[i].dest_npar; + if (src_pci_func >= QLCNIC_MAX_PCI_FUNC + || dest_pci_func >= QLCNIC_MAX_PCI_FUNC) + return QL_STATUS_INVALID_PARAM; + + if (adapter->npars[src_pci_func].type != QLCNIC_TYPE_NIC) + return QL_STATUS_INVALID_PARAM; + + if (adapter->npars[dest_pci_func].type != QLCNIC_TYPE_NIC) + return QL_STATUS_INVALID_PARAM; + + if (!IS_VALID_MODE(pm_cfg[i].action)) + return QL_STATUS_INVALID_PARAM; + + s_esw_id = adapter->npars[src_pci_func].phy_port; + d_esw_id = adapter->npars[dest_pci_func].phy_port; + + if (s_esw_id != d_esw_id) + return QL_STATUS_INVALID_PARAM; + + } + return 0; + +} + +static ssize_t +qlcnic_sysfs_write_pm_config(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct qlcnic_adapter *adapter = dev_get_drvdata(dev); + struct qlcnic_pm_func_cfg *pm_cfg; + u32 id, action, pci_func; + int count, rem, i, ret; + + count = size / sizeof(struct qlcnic_pm_func_cfg); + rem = size % sizeof(struct qlcnic_pm_func_cfg); + if (rem) + return QL_STATUS_INVALID_PARAM; + + pm_cfg = (struct qlcnic_pm_func_cfg *) buf; + + ret = validate_pm_config(adapter, pm_cfg, count); + if (ret) + return ret; + for (i = 0; i < count; i++) { + pci_func = pm_cfg[i].pci_func; + action = pm_cfg[i].action; + id = adapter->npars[pci_func].phy_port; + ret = qlcnic_config_port_mirroring(adapter, id, + action, pci_func); + if (ret) + return ret; + } + + for (i = 0; i < count; i++) { + pci_func = pm_cfg[i].pci_func; + id = adapter->npars[pci_func].phy_port; + adapter->npars[pci_func].enable_pm = pm_cfg[i].action; + adapter->npars[pci_func].dest_npar = id; + } + return size; +} + +static ssize_t +qlcnic_sysfs_read_pm_config(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct qlcnic_adapter *adapter = dev_get_drvdata(dev); + struct qlcnic_pm_func_cfg pm_cfg[QLCNIC_MAX_PCI_FUNC]; + int i; + + if (size != sizeof(pm_cfg)) + return QL_STATUS_INVALID_PARAM; + + for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { + if (adapter->npars[i].type != QLCNIC_TYPE_NIC) + continue; + pm_cfg[i].action = adapter->npars[i].enable_pm; + pm_cfg[i].dest_npar = 0; + pm_cfg[i].pci_func = i; + } + memcpy(buf, &pm_cfg, size); + + return size; +} + +static int +validate_esw_config(struct qlcnic_adapter *adapter, + struct qlcnic_esw_func_cfg *esw_cfg, int count) +{ + u8 pci_func; + int i; + + for (i = 0; i < count; i++) { + pci_func = esw_cfg[i].pci_func; + if (pci_func >= QLCNIC_MAX_PCI_FUNC) + return QL_STATUS_INVALID_PARAM; + + if (adapter->npars[i].type != QLCNIC_TYPE_NIC) + return QL_STATUS_INVALID_PARAM; + + if (esw_cfg->host_vlan_tag == 1) + if (!IS_VALID_VLAN(esw_cfg[i].vlan_id)) + return QL_STATUS_INVALID_PARAM; + + if (!IS_VALID_MODE(esw_cfg[i].promisc_mode) + || !IS_VALID_MODE(esw_cfg[i].host_vlan_tag) + || !IS_VALID_MODE(esw_cfg[i].mac_learning) + || !IS_VALID_MODE(esw_cfg[i].discard_tagged)) + return QL_STATUS_INVALID_PARAM; + } + + return 0; +} + +static ssize_t +qlcnic_sysfs_write_esw_config(struct file *file, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct qlcnic_adapter *adapter = dev_get_drvdata(dev); + struct qlcnic_esw_func_cfg *esw_cfg; + int count, rem, i, ret; + u8 id, pci_func; + + count = size / sizeof(struct qlcnic_esw_func_cfg); + rem = size % sizeof(struct qlcnic_esw_func_cfg); + if (rem) + return QL_STATUS_INVALID_PARAM; + + esw_cfg = (struct qlcnic_esw_func_cfg *) buf; + ret = validate_esw_config(adapter, esw_cfg, count); + if (ret) + return ret; + + for (i = 0; i < count; i++) { + pci_func = esw_cfg[i].pci_func; + id = adapter->npars[pci_func].phy_port; + ret = qlcnic_config_switch_port(adapter, id, + esw_cfg[i].host_vlan_tag, + esw_cfg[i].discard_tagged, + esw_cfg[i].promisc_mode, + esw_cfg[i].mac_learning, + esw_cfg[i].pci_func, + esw_cfg[i].vlan_id); + if (ret) + return ret; + } + + for (i = 0; i < count; i++) { + pci_func = esw_cfg[i].pci_func; + adapter->npars[pci_func].promisc_mode = esw_cfg[i].promisc_mode; + adapter->npars[pci_func].mac_learning = esw_cfg[i].mac_learning; + adapter->npars[pci_func].vlan_id = esw_cfg[i].vlan_id; + adapter->npars[pci_func].discard_tagged = + esw_cfg[i].discard_tagged; + adapter->npars[pci_func].host_vlan_tag = + esw_cfg[i].host_vlan_tag; + } + + return size; +} + +static ssize_t +qlcnic_sysfs_read_esw_config(struct file *file, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct qlcnic_adapter *adapter = dev_get_drvdata(dev); + struct qlcnic_esw_func_cfg esw_cfg[QLCNIC_MAX_PCI_FUNC]; + int i; + + if (size != sizeof(esw_cfg)) + return QL_STATUS_INVALID_PARAM; + + for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { + if (adapter->npars[i].type != QLCNIC_TYPE_NIC) + continue; + + esw_cfg[i].host_vlan_tag = adapter->npars[i].host_vlan_tag; + esw_cfg[i].promisc_mode = adapter->npars[i].promisc_mode; + esw_cfg[i].discard_tagged = adapter->npars[i].discard_tagged; + esw_cfg[i].vlan_id = adapter->npars[i].vlan_id; + esw_cfg[i].mac_learning = adapter->npars[i].mac_learning; + } + memcpy(buf, &esw_cfg, size); + + return size; +} + +static int +validate_npar_config(struct qlcnic_adapter *adapter, + struct qlcnic_npar_func_cfg *np_cfg, int count) +{ + u8 pci_func, i; + + for (i = 0; i < count; i++) { + pci_func = np_cfg[i].pci_func; + if (pci_func >= QLCNIC_MAX_PCI_FUNC) + return QL_STATUS_INVALID_PARAM; + + if (adapter->npars[pci_func].type != QLCNIC_TYPE_NIC) + return QL_STATUS_INVALID_PARAM; + + if (!IS_VALID_BW(np_cfg[i].min_bw) + || !IS_VALID_BW(np_cfg[i].max_bw) + || !IS_VALID_RX_QUEUES(np_cfg[i].max_rx_queues) + || !IS_VALID_TX_QUEUES(np_cfg[i].max_tx_queues)) + return QL_STATUS_INVALID_PARAM; + } + return 0; +} + +static ssize_t +qlcnic_sysfs_write_npar_config(struct file *file, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct qlcnic_adapter *adapter = dev_get_drvdata(dev); + struct qlcnic_info nic_info; + struct qlcnic_npar_func_cfg *np_cfg; + int i, count, rem, ret; + u8 pci_func; + + count = size / sizeof(struct qlcnic_npar_func_cfg); + rem = size % sizeof(struct qlcnic_npar_func_cfg); + if (rem) + return QL_STATUS_INVALID_PARAM; + + np_cfg = (struct qlcnic_npar_func_cfg *) buf; + ret = validate_npar_config(adapter, np_cfg, count); + if (ret) + return ret; + + for (i = 0; i < count ; i++) { + pci_func = np_cfg[i].pci_func; + ret = qlcnic_get_nic_info(adapter, &nic_info, pci_func); + if (ret) + return ret; + nic_info.pci_func = pci_func; + nic_info.min_tx_bw = np_cfg[i].min_bw; + nic_info.max_tx_bw = np_cfg[i].max_bw; + ret = qlcnic_set_nic_info(adapter, &nic_info); + if (ret) + return ret; + adapter->npars[i].min_bw = nic_info.min_tx_bw; + adapter->npars[i].max_bw = nic_info.max_tx_bw; + } + + return size; + +} +static ssize_t +qlcnic_sysfs_read_npar_config(struct file *file, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct qlcnic_adapter *adapter = dev_get_drvdata(dev); + struct qlcnic_info nic_info; + struct qlcnic_npar_func_cfg np_cfg[QLCNIC_MAX_PCI_FUNC]; + int i, ret; + + if (size != sizeof(np_cfg)) + return QL_STATUS_INVALID_PARAM; + + for (i = 0; i < QLCNIC_MAX_PCI_FUNC ; i++) { + if (adapter->npars[i].type != QLCNIC_TYPE_NIC) + continue; + ret = qlcnic_get_nic_info(adapter, &nic_info, i); + if (ret) + return ret; + + np_cfg[i].pci_func = i; + np_cfg[i].op_mode = nic_info.op_mode; + np_cfg[i].port_num = nic_info.phys_port; + np_cfg[i].fw_capab = nic_info.capabilities; + np_cfg[i].min_bw = nic_info.min_tx_bw ; + np_cfg[i].max_bw = nic_info.max_tx_bw; + np_cfg[i].max_tx_queues = nic_info.max_tx_ques; + np_cfg[i].max_rx_queues = nic_info.max_rx_ques; + } + memcpy(buf, &np_cfg, size); + return size; +} + +static ssize_t +qlcnic_sysfs_read_pci_config(struct file *file, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) +{ + struct device *dev = container_of(kobj, struct device, kobj); + struct qlcnic_adapter *adapter = dev_get_drvdata(dev); + struct qlcnic_pci_func_cfg pci_cfg[QLCNIC_MAX_PCI_FUNC]; + struct qlcnic_pci_info pci_info[QLCNIC_MAX_PCI_FUNC]; + int i, ret; + + if (size != sizeof(pci_cfg)) + return QL_STATUS_INVALID_PARAM; + + ret = qlcnic_get_pci_info(adapter, pci_info); + if (ret) + return ret; + + for (i = 0; i < QLCNIC_MAX_PCI_FUNC ; i++) { + pci_cfg[i].pci_func = pci_info[i].id; + pci_cfg[i].func_type = pci_info[i].type; + pci_cfg[i].port_num = pci_info[i].default_port; + pci_cfg[i].min_bw = pci_info[i].tx_min_bw; + pci_cfg[i].max_bw = pci_info[i].tx_max_bw; + memcpy(&pci_cfg[i].def_mac_addr, &pci_info[i].mac, ETH_ALEN); + } + memcpy(buf, &pci_cfg, size); + return size; + +} +static struct bin_attribute bin_attr_npar_config = { + .attr = {.name = "npar_config", .mode = (S_IRUGO | S_IWUSR)}, + .size = 0, + .read = qlcnic_sysfs_read_npar_config, + .write = qlcnic_sysfs_write_npar_config, +}; + +static struct bin_attribute bin_attr_pci_config = { + .attr = {.name = "pci_config", .mode = (S_IRUGO | S_IWUSR)}, + .size = 0, + .read = qlcnic_sysfs_read_pci_config, + .write = NULL, +}; + +static struct bin_attribute bin_attr_esw_config = { + .attr = {.name = "esw_config", .mode = (S_IRUGO | S_IWUSR)}, + .size = 0, + .read = qlcnic_sysfs_read_esw_config, + .write = qlcnic_sysfs_write_esw_config, +}; + +static struct bin_attribute bin_attr_pm_config = { + .attr = {.name = "pm_config", .mode = (S_IRUGO | S_IWUSR)}, + .size = 0, + .read = qlcnic_sysfs_read_pm_config, + .write = qlcnic_sysfs_write_pm_config, +}; + static void qlcnic_create_sysfs_entries(struct qlcnic_adapter *adapter) { @@ -2610,23 +3436,45 @@ qlcnic_create_diag_entries(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; + if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) + return; if (device_create_file(dev, &dev_attr_diag_mode)) dev_info(dev, "failed to create diag_mode sysfs entry\n"); if (device_create_bin_file(dev, &bin_attr_crb)) dev_info(dev, "failed to create crb sysfs entry\n"); if (device_create_bin_file(dev, &bin_attr_mem)) dev_info(dev, "failed to create mem sysfs entry\n"); -} + if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || + adapter->op_mode != QLCNIC_MGMT_FUNC) + return; + if (device_create_bin_file(dev, &bin_attr_pci_config)) + dev_info(dev, "failed to create pci config sysfs entry"); + if (device_create_bin_file(dev, &bin_attr_npar_config)) + dev_info(dev, "failed to create npar config sysfs entry"); + if (device_create_bin_file(dev, &bin_attr_esw_config)) + dev_info(dev, "failed to create esw config sysfs entry"); + if (device_create_bin_file(dev, &bin_attr_pm_config)) + dev_info(dev, "failed to create pm config sysfs entry"); +} static void qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; + if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) + return; device_remove_file(dev, &dev_attr_diag_mode); device_remove_bin_file(dev, &bin_attr_crb); device_remove_bin_file(dev, &bin_attr_mem); + if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || + adapter->op_mode != QLCNIC_MGMT_FUNC) + return; + device_remove_bin_file(dev, &bin_attr_pci_config); + device_remove_bin_file(dev, &bin_attr_npar_config); + device_remove_bin_file(dev, &bin_attr_esw_config); + device_remove_bin_file(dev, &bin_attr_pm_config); } #ifdef CONFIG_INET @@ -2684,7 +3532,7 @@ recheck: if (!adapter) goto done; - if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) + if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) goto done; qlcnic_config_indev_addr(dev, event); @@ -2720,7 +3568,7 @@ recheck: if (!adapter) goto done; - if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) + if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) goto done; switch (event) { @@ -2750,6 +3598,11 @@ static void qlcnic_config_indev_addr(struct net_device *dev, unsigned long event) { } #endif +static struct pci_error_handlers qlcnic_err_handler = { + .error_detected = qlcnic_io_error_detected, + .slot_reset = qlcnic_io_slot_reset, + .resume = qlcnic_io_resume, +}; static struct pci_driver qlcnic_driver = { .name = qlcnic_driver_name, @@ -2760,11 +3613,14 @@ static struct pci_driver qlcnic_driver = { .suspend = qlcnic_suspend, .resume = qlcnic_resume, #endif - .shutdown = qlcnic_shutdown + .shutdown = qlcnic_shutdown, + .err_handler = &qlcnic_err_handler + }; static int __init qlcnic_init_module(void) { + int ret; printk(KERN_INFO "%s\n", qlcnic_driver_string); @@ -2773,8 +3629,15 @@ static int __init qlcnic_init_module(void) register_inetaddr_notifier(&qlcnic_inetaddr_cb); #endif + ret = pci_register_driver(&qlcnic_driver); + if (ret) { +#ifdef CONFIG_INET + unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); + unregister_netdevice_notifier(&qlcnic_netdev_cb); +#endif + } - return pci_register_driver(&qlcnic_driver); + return ret; } module_init(qlcnic_init_module); |