diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c')
-rw-r--r-- | drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 1215 |
1 files changed, 829 insertions, 386 deletions
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index d833f5927891..5d5fd06c4b42 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -1,24 +1,25 @@ /* * QLogic qlcnic NIC Driver - * Copyright (c) 2009-2010 QLogic Corporation + * Copyright (c) 2009-2013 QLogic Corporation * * See LICENSE.qlcnic for copyright and licensing details. */ -#include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/interrupt.h> #include "qlcnic.h" +#include "qlcnic_hw.h" #include <linux/swab.h> #include <linux/dma-mapping.h> +#include <linux/if_vlan.h> #include <net/ip.h> #include <linux/ipv6.h> #include <linux/inetdevice.h> -#include <linux/sysfs.h> #include <linux/aer.h> #include <linux/log2.h> +#include <linux/pci.h> MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver"); MODULE_LICENSE("GPL"); @@ -29,28 +30,28 @@ char qlcnic_driver_name[] = "qlcnic"; static const char qlcnic_driver_string[] = "QLogic 1/10 GbE " "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID; -static struct workqueue_struct *qlcnic_wq; static int qlcnic_mac_learn; module_param(qlcnic_mac_learn, int, 0444); -MODULE_PARM_DESC(qlcnic_mac_learn, "Mac Filter (0=disabled, 1=enabled)"); +MODULE_PARM_DESC(qlcnic_mac_learn, + "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)"); -static int qlcnic_use_msi = 1; +int qlcnic_use_msi = 1; MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled"); module_param_named(use_msi, qlcnic_use_msi, int, 0444); -static int qlcnic_use_msi_x = 1; +int qlcnic_use_msi_x = 1; MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled"); module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444); -static int qlcnic_auto_fw_reset = 1; +int qlcnic_auto_fw_reset = 1; MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled"); module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644); -static int qlcnic_load_fw_file; +int qlcnic_load_fw_file; MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file"); module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444); -static int qlcnic_config_npars; +int qlcnic_config_npars; module_param(qlcnic_config_npars, int, 0444); MODULE_PARM_DESC(qlcnic_config_npars, "Configure NPARs (0=disabled, 1=enabled"); @@ -62,9 +63,6 @@ static void qlcnic_tx_timeout(struct net_device *netdev); 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); -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); #ifdef CONFIG_NET_POLL_CONTROLLER static void qlcnic_poll_controller(struct net_device *netdev); #endif @@ -77,9 +75,9 @@ static irqreturn_t qlcnic_tmp_intr(int irq, void *data); static irqreturn_t qlcnic_intr(int irq, void *data); static irqreturn_t qlcnic_msi_intr(int irq, void *data); static irqreturn_t qlcnic_msix_intr(int irq, void *data); +static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data); static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); -static void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long); static int qlcnic_start_firmware(struct qlcnic_adapter *); static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter); @@ -93,15 +91,24 @@ static int qlcnic_vlan_rx_del(struct net_device *, u16); #define QLCNIC_IS_TSO_CAPABLE(adapter) \ ((adapter)->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) +static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter) +{ + struct qlcnic_hardware_context *ahw = adapter->ahw; + + if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X) + return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX; + else + return 1; +} + /* PCI Device ID Table */ #define ENTRY(device) \ {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} -#define PCI_DEVICE_ID_QLOGIC_QLE824X 0x8020 - static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = { ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), + ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X), {0,} }; @@ -120,6 +127,32 @@ static const u32 msi_tgt_status[8] = { ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7 }; +static const u32 qlcnic_reg_tbl[] = { + 0x1B20A8, /* PEG_HALT_STAT1 */ + 0x1B20AC, /* PEG_HALT_STAT2 */ + 0x1B20B0, /* FW_HEARTBEAT */ + 0x1B2100, /* LOCK ID */ + 0x1B2128, /* FW_CAPABILITIES */ + 0x1B2138, /* drv active */ + 0x1B2140, /* dev state */ + 0x1B2144, /* drv state */ + 0x1B2148, /* drv scratch */ + 0x1B214C, /* dev partition info */ + 0x1B2174, /* drv idc ver */ + 0x1B2150, /* fw version major */ + 0x1B2154, /* fw version minor */ + 0x1B2158, /* fw version sub */ + 0x1B219C, /* npar state */ + 0x1B21FC, /* FW_IMG_VALID */ + 0x1B2250, /* CMD_PEG_STATE */ + 0x1B233C, /* RCV_PEG_STATE */ + 0x1B23B4, /* ASIC TEMP */ + 0x1B216C, /* FW api */ + 0x1B2170, /* drv op mode */ + 0x13C010, /* flash lock */ + 0x13C014, /* flash unlock */ +}; + static const struct qlcnic_board_info qlcnic_boards[] = { {0x1077, 0x8020, 0x1077, 0x203, "8200 Series Single Port 10GbE Converged Network Adapter" @@ -143,6 +176,7 @@ static const struct qlcnic_board_info qlcnic_boards[] = { }; #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards) +#define QLC_MAX_SDS_RINGS 8 static const struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG; @@ -164,35 +198,6 @@ void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) recv_ctx->sds_rings = NULL; } -static void qlcnic_clear_stats(struct qlcnic_adapter *adapter) -{ - memset(&adapter->stats, 0, sizeof(adapter->stats)); -} - -static void qlcnic_set_msix_bit(struct pci_dev *pdev, int enable) -{ - u32 control; - int pos; - - pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX); - if (pos) { - pci_read_config_dword(pdev, pos, &control); - if (enable) - control |= PCI_MSIX_FLAGS_ENABLE; - else - control = 0; - pci_write_config_dword(pdev, pos, control); - } -} - -static void qlcnic_init_msix_entries(struct qlcnic_adapter *adapter, int count) -{ - int i; - - for (i = 0; i < count; i++) - adapter->msix_entries[i].entry = i; -} - static int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) { @@ -204,12 +209,11 @@ qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) return -EIO; 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); /* set station address */ - if (!is_valid_ether_addr(netdev->perm_addr)) + if (!is_valid_ether_addr(netdev->dev_addr)) dev_warn(&pdev->dev, "Bad MAC address %pM.\n", netdev->dev_addr); @@ -225,7 +229,7 @@ static int qlcnic_set_mac(struct net_device *netdev, void *p) return -EOPNOTSUPP; if (!is_valid_ether_addr(addr->sa_data)) - return -EADDRNOTAVAIL; + return -EINVAL; if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { netif_device_detach(netdev); @@ -243,6 +247,85 @@ static int qlcnic_set_mac(struct net_device *netdev, void *p) return 0; } +static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], + struct net_device *netdev, const unsigned char *addr) +{ + struct qlcnic_adapter *adapter = netdev_priv(netdev); + int err = -EOPNOTSUPP; + + if (!adapter->fdb_mac_learn) { + pr_info("%s: Driver mac learn is enabled, FDB operation not allowed\n", + __func__); + return err; + } + + if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { + if (is_unicast_ether_addr(addr)) + err = qlcnic_nic_del_mac(adapter, addr); + else if (is_multicast_ether_addr(addr)) + err = dev_mc_del(netdev, addr); + else + err = -EINVAL; + } + return err; +} + +static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], + struct net_device *netdev, + const unsigned char *addr, u16 flags) +{ + struct qlcnic_adapter *adapter = netdev_priv(netdev); + int err = 0; + + if (!adapter->fdb_mac_learn) { + pr_info("%s: Driver mac learn is enabled, FDB operation not allowed\n", + __func__); + return -EOPNOTSUPP; + } + + if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { + pr_info("%s: FDB e-switch is not enabled\n", __func__); + return -EOPNOTSUPP; + } + + if (ether_addr_equal(addr, adapter->mac_addr)) + return err; + + if (is_unicast_ether_addr(addr)) + err = qlcnic_nic_add_mac(adapter, addr); + else if (is_multicast_ether_addr(addr)) + err = dev_mc_add_excl(netdev, addr); + else + err = -EINVAL; + + return err; +} + +static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb, + struct net_device *netdev, int idx) +{ + struct qlcnic_adapter *adapter = netdev_priv(netdev); + + if (!adapter->fdb_mac_learn) { + pr_info("%s: Driver mac learn is enabled, FDB operation not allowed\n", + __func__); + return -EOPNOTSUPP; + } + + if (adapter->flags & QLCNIC_ESWITCH_ENABLED) + idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx); + + return idx; +} + +static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter) +{ + while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) + usleep_range(10000, 11000); + + cancel_delayed_work_sync(&adapter->fw_work); +} + static const struct net_device_ops qlcnic_netdev_ops = { .ndo_open = qlcnic_open, .ndo_stop = qlcnic_close, @@ -257,6 +340,9 @@ static const struct net_device_ops qlcnic_netdev_ops = { .ndo_tx_timeout = qlcnic_tx_timeout, .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add, .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del, + .ndo_fdb_add = qlcnic_fdb_add, + .ndo_fdb_del = qlcnic_fdb_del, + .ndo_fdb_dump = qlcnic_fdb_dump, #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = qlcnic_poll_controller, #endif @@ -267,50 +353,125 @@ static const struct net_device_ops qlcnic_netdev_failed_ops = { }; static struct qlcnic_nic_template qlcnic_ops = { - .config_bridged_mode = qlcnic_config_bridged_mode, - .config_led = qlcnic_config_led, - .start_firmware = qlcnic_start_firmware + .config_bridged_mode = qlcnic_config_bridged_mode, + .config_led = qlcnic_82xx_config_led, + .start_firmware = qlcnic_82xx_start_firmware, + .request_reset = qlcnic_82xx_dev_request_reset, + .cancel_idc_work = qlcnic_82xx_cancel_idc_work, + .napi_add = qlcnic_82xx_napi_add, + .napi_del = qlcnic_82xx_napi_del, + .config_ipaddr = qlcnic_82xx_config_ipaddr, + .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr, }; -static struct qlcnic_nic_template qlcnic_vf_ops = { - .config_bridged_mode = qlcnicvf_config_bridged_mode, - .config_led = qlcnicvf_config_led, - .start_firmware = qlcnicvf_start_firmware +struct qlcnic_nic_template qlcnic_vf_ops = { + .config_bridged_mode = qlcnicvf_config_bridged_mode, + .config_led = qlcnicvf_config_led, + .start_firmware = qlcnicvf_start_firmware }; -static int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) +static struct qlcnic_hardware_ops qlcnic_hw_ops = { + .read_crb = qlcnic_82xx_read_crb, + .write_crb = qlcnic_82xx_write_crb, + .read_reg = qlcnic_82xx_hw_read_wx_2M, + .write_reg = qlcnic_82xx_hw_write_wx_2M, + .get_mac_address = qlcnic_82xx_get_mac_address, + .setup_intr = qlcnic_82xx_setup_intr, + .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args, + .mbx_cmd = qlcnic_82xx_issue_cmd, + .get_func_no = qlcnic_82xx_get_func_no, + .api_lock = qlcnic_82xx_api_lock, + .api_unlock = qlcnic_82xx_api_unlock, + .add_sysfs = qlcnic_82xx_add_sysfs, + .remove_sysfs = qlcnic_82xx_remove_sysfs, + .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag, + .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx, + .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx, + .setup_link_event = qlcnic_82xx_linkevent_request, + .get_nic_info = qlcnic_82xx_get_nic_info, + .get_pci_info = qlcnic_82xx_get_pci_info, + .set_nic_info = qlcnic_82xx_set_nic_info, + .change_macvlan = qlcnic_82xx_sre_macaddr_change, + .napi_enable = qlcnic_82xx_napi_enable, + .napi_disable = qlcnic_82xx_napi_disable, + .config_intr_coal = qlcnic_82xx_config_intr_coalesce, + .config_rss = qlcnic_82xx_config_rss, + .config_hw_lro = qlcnic_82xx_config_hw_lro, + .config_loopback = qlcnic_82xx_set_lb_mode, + .clear_loopback = qlcnic_82xx_clear_lb_mode, + .config_promisc_mode = qlcnic_82xx_nic_set_promisc, + .change_l2_filter = qlcnic_82xx_change_filter, + .get_board_info = qlcnic_82xx_get_board_info, +}; + +int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) { struct pci_dev *pdev = adapter->pdev; - int err = -1; + int err = -1, i; + int max_tx_rings; + + if (!adapter->msix_entries) { + adapter->msix_entries = kcalloc(num_msix, + sizeof(struct msix_entry), + GFP_KERNEL); + if (!adapter->msix_entries) + return -ENOMEM; + } adapter->max_sds_rings = 1; adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); - qlcnic_set_msix_bit(pdev, 0); if (adapter->ahw->msix_supported) { enable_msix: - qlcnic_init_msix_entries(adapter, num_msix); + for (i = 0; i < num_msix; i++) + adapter->msix_entries[i].entry = i; err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); if (err == 0) { adapter->flags |= QLCNIC_MSIX_ENABLED; - qlcnic_set_msix_bit(pdev, 1); - - adapter->max_sds_rings = num_msix; - + if (qlcnic_83xx_check(adapter)) { + adapter->ahw->num_msix = num_msix; + /* subtract mail box and tx ring vectors */ + max_tx_rings = adapter->max_drv_tx_rings; + adapter->max_sds_rings = num_msix - + max_tx_rings - 1; + } else { + adapter->max_sds_rings = num_msix; + } dev_info(&pdev->dev, "using msi-x interrupts\n"); return err; - } - if (err > 0) { - num_msix = rounddown_pow_of_two(err); - if (num_msix) + } else if (err > 0) { + dev_info(&pdev->dev, + "Unable to allocate %d MSI-X interrupt vectors\n", + num_msix); + if (qlcnic_83xx_check(adapter)) { + if (err < QLC_83XX_MINIMUM_VECTOR) + return err; + err -= (adapter->max_drv_tx_rings + 1); + num_msix = rounddown_pow_of_two(err); + num_msix += (adapter->max_drv_tx_rings + 1); + } else { + num_msix = rounddown_pow_of_two(err); + } + + if (num_msix) { + dev_info(&pdev->dev, + "Trying to allocate %d MSI-X interrupt vectors\n", + num_msix); goto enable_msix; + } + } else { + dev_info(&pdev->dev, + "Unable to allocate %d MSI-X interrupt vectors\n", + num_msix); } } + return err; } -static void qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) +static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) { + int err = 0; u32 offset, mask_reg; const struct qlcnic_legacy_intr_set *legacy_intrp; struct qlcnic_hardware_context *ahw = adapter->ahw; @@ -323,8 +484,10 @@ static void qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) offset); dev_info(&pdev->dev, "using msi interrupts\n"); adapter->msix_entries[0].vector = pdev->irq; - return; + return err; } + if (qlcnic_use_msi || qlcnic_use_msi_x) + return -EOPNOTSUPP; legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit; @@ -336,32 +499,47 @@ static void qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG); dev_info(&pdev->dev, "using legacy interrupts\n"); adapter->msix_entries[0].vector = pdev->irq; + return err; } -static void -qlcnic_setup_intr(struct qlcnic_adapter *adapter) +int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr) { - int num_msix; + int num_msix, err = 0; - if (adapter->ahw->msix_supported) { + if (!num_intr) + num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS; + + if (adapter->ahw->msix_supported) num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), - QLCNIC_DEF_NUM_STS_DESC_RINGS)); - } else + num_intr)); + else num_msix = 1; - if (!qlcnic_enable_msix(adapter, num_msix)) - return; + err = qlcnic_enable_msix(adapter, num_msix); + if (err == -ENOMEM || !err) + return err; - qlcnic_enable_msi_legacy(adapter); + err = qlcnic_enable_msi_legacy(adapter); + if (!err) + return err; + + return -EIO; } -static void -qlcnic_teardown_intr(struct qlcnic_adapter *adapter) +void qlcnic_teardown_intr(struct qlcnic_adapter *adapter) { if (adapter->flags & QLCNIC_MSIX_ENABLED) pci_disable_msix(adapter->pdev); if (adapter->flags & QLCNIC_MSI_ENABLED) pci_disable_msi(adapter->pdev); + + kfree(adapter->msix_entries); + adapter->msix_entries = NULL; + + if (adapter->ahw->intr_tbl) { + vfree(adapter->ahw->intr_tbl); + adapter->ahw->intr_tbl = NULL; + } } static void @@ -371,7 +549,36 @@ qlcnic_cleanup_pci_map(struct qlcnic_adapter *adapter) iounmap(adapter->ahw->pci_base0); } -static int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) +static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) +{ + struct qlcnic_pci_info *pci_info; + int ret; + + if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { + switch (adapter->ahw->port_type) { + case QLCNIC_GBE: + adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS; + break; + case QLCNIC_XGBE: + adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS; + break; + } + return 0; + } + + if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) + return 0; + + pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); + if (!pci_info) + return -ENOMEM; + + ret = qlcnic_get_pci_info(adapter, pci_info); + kfree(pci_info); + return ret; +} + +int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) { struct qlcnic_pci_info *pci_info; int i, ret = 0, j = 0; @@ -423,8 +630,11 @@ static int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) j++; } - for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) + for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) { adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; + if (qlcnic_83xx_check(adapter)) + qlcnic_enable_eswitch(adapter, i, 1); + } kfree(pci_info); return 0; @@ -462,40 +672,31 @@ qlcnic_set_function_modes(struct qlcnic_adapter *adapter) QLC_DEV_SET_DRV(0xf, id)); } } else { - data = QLCRD32(adapter, QLCNIC_DRV_OP_MODE); + data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); data = (data & ~QLC_DEV_SET_DRV(0xf, ahw->pci_func)) | (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, ahw->pci_func)); } - QLCWR32(adapter, QLCNIC_DRV_OP_MODE, data); + QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data); qlcnic_api_unlock(adapter); err_lock: return ret; } -static void -qlcnic_check_vf(struct qlcnic_adapter *adapter) +static void qlcnic_check_vf(struct qlcnic_adapter *adapter, + const struct pci_device_id *ent) { - void __iomem *msix_base_addr; - void __iomem *priv_op; - u32 func; - u32 msix_base; u32 op_mode, priv_level; /* Determine FW API version */ - adapter->ahw->fw_hal_version = readl(adapter->ahw->pci_base0 + - QLCNIC_FW_API); + adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter, + 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; + qlcnic_get_func_no(adapter); /* Determine function privilege level */ - priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE; - op_mode = readl(priv_op); + op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); if (op_mode == QLC_DEV_DRV_DEFAULT) priv_level = QLCNIC_MGMT_FUNC; else @@ -512,12 +713,16 @@ qlcnic_check_vf(struct qlcnic_adapter *adapter) } #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL +#define QLCNIC_83XX_BAR0_LENGTH 0x4000 static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) { switch (dev_id) { case PCI_DEVICE_ID_QLOGIC_QLE824X: *bar = QLCNIC_82XX_BAR0_LENGTH; break; + case PCI_DEVICE_ID_QLOGIC_QLE834X: + *bar = QLCNIC_83XX_BAR0_LENGTH; + break; default: *bar = 0; } @@ -547,6 +752,7 @@ static int qlcnic_setup_pci_map(struct pci_dev *pdev, } dev_info(&pdev->dev, "%dMB memory map\n", (int)(mem_len>>20)); + ahw->pci_base0 = mem_ptr0; ahw->pci_len0 = pci_len0; offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func)); @@ -581,19 +787,26 @@ static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) static void qlcnic_check_options(struct qlcnic_adapter *adapter) { + int err; u32 fw_major, fw_minor, fw_build, prev_fw_version; struct pci_dev *pdev = adapter->pdev; - struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump; + struct qlcnic_hardware_context *ahw = adapter->ahw; + struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; prev_fw_version = adapter->fw_version; - fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR); - fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR); - fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB); + fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); + fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); + fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); - if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { + err = qlcnic_get_board_info(adapter); + if (err) { + dev_err(&pdev->dev, "Error getting board config info.\n"); + return; + } + if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { if (fw_dump->tmpl_hdr == NULL || adapter->fw_version > prev_fw_version) { if (fw_dump->tmpl_hdr) @@ -604,8 +817,9 @@ qlcnic_check_options(struct qlcnic_adapter *adapter) } } - dev_info(&pdev->dev, "firmware v%d.%d.%d\n", - fw_major, fw_minor, fw_build); + dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n", + QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); + if (adapter->ahw->port_type == QLCNIC_XGBE) { if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; @@ -648,9 +862,19 @@ qlcnic_initialize_nic(struct qlcnic_adapter *adapter) adapter->ahw->max_tx_ques = nic_info.max_tx_ques; adapter->ahw->max_rx_ques = nic_info.max_rx_ques; adapter->ahw->capabilities = nic_info.capabilities; + + if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { + u32 temp; + temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); + adapter->ahw->capabilities2 = temp; + } adapter->ahw->max_mac_filters = nic_info.max_mac_filters; adapter->ahw->max_mtu = nic_info.max_mtu; + /* Disable NPAR for 83XX */ + if (qlcnic_83xx_check(adapter)) + return err; + if (adapter->ahw->capabilities & BIT_6) adapter->flags |= QLCNIC_ESWITCH_ENABLED; else @@ -709,7 +933,7 @@ void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, qlcnic_set_netdev_features(adapter, esw_cfg); } -static int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) +int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) { struct qlcnic_esw_func_cfg esw_cfg; @@ -730,14 +954,17 @@ qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, struct qlcnic_esw_func_cfg *esw_cfg) { struct net_device *netdev = adapter->netdev; - netdev_features_t features, vlan_features; + unsigned long features, vlan_features; + + if (qlcnic_83xx_check(adapter)) + return; features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | - NETIF_F_IPV6_CSUM | NETIF_F_GRO); + NETIF_F_IPV6_CSUM | NETIF_F_GRO); vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM | - NETIF_F_IPV6_CSUM | NETIF_F_HW_VLAN_FILTER); + NETIF_F_IPV6_CSUM); - if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) { + if (QLCNIC_IS_TSO_CAPABLE(adapter)) { features |= (NETIF_F_TSO | NETIF_F_TSO6); vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); } @@ -747,12 +974,19 @@ qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, if (esw_cfg->offload_flags & BIT_0) { netdev->features |= features; - if (!(esw_cfg->offload_flags & BIT_1)) + adapter->rx_csum = 1; + if (!(esw_cfg->offload_flags & BIT_1)) { netdev->features &= ~NETIF_F_TSO; - if (!(esw_cfg->offload_flags & BIT_2)) + features &= ~NETIF_F_TSO; + } + if (!(esw_cfg->offload_flags & BIT_2)) { netdev->features &= ~NETIF_F_TSO6; + features &= ~NETIF_F_TSO6; + } } else { netdev->features &= ~features; + features &= ~features; + adapter->rx_csum = 0; } netdev->vlan_features = (features & vlan_features); @@ -761,7 +995,6 @@ qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, static int qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) { - void __iomem *priv_op; u32 op_mode, priv_level; int err = 0; @@ -772,8 +1005,7 @@ qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) return 0; - priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE; - op_mode = readl(priv_op); + op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); if (op_mode == QLC_DEV_DRV_DEFAULT) @@ -805,7 +1037,7 @@ qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) return err; } -static int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) +int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) { struct qlcnic_esw_func_cfg esw_cfg; struct qlcnic_npar_info *npar; @@ -838,6 +1070,7 @@ static int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) return 0; } + static int qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, struct qlcnic_npar_info *npar, int pci_func) @@ -861,7 +1094,7 @@ qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, return 0; } -static int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) +int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) { int i, err; struct qlcnic_npar_info *npar; @@ -877,8 +1110,7 @@ static int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) npar = &adapter->npars[i]; pci_func = npar->pci_func; memset(&nic_info, 0, sizeof(struct qlcnic_info)); - err = qlcnic_get_nic_info(adapter, - &nic_info, pci_func); + err = qlcnic_get_nic_info(adapter, &nic_info, pci_func); if (err) return err; nic_info.min_tx_bw = npar->min_bw; @@ -909,10 +1141,12 @@ static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) return 0; - npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); + npar_state = QLC_SHARED_REG_RD32(adapter, + QLCNIC_CRB_DEV_NPAR_STATE); while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { msleep(1000); - npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); + npar_state = QLC_SHARED_REG_RD32(adapter, + QLCNIC_CRB_DEV_NPAR_STATE); } if (!npar_opt_timeo) { dev_err(&adapter->pdev->dev, @@ -944,8 +1178,7 @@ qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) return err; } -static int -qlcnic_start_firmware(struct qlcnic_adapter *adapter) +int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter) { int err; @@ -985,9 +1218,8 @@ check_fw_status: if (err) goto err_out; - QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); qlcnic_idc_debug_info(adapter, 1); - err = qlcnic_check_eswitch_mode(adapter); if (err) { dev_err(&adapter->pdev->dev, @@ -1005,7 +1237,7 @@ check_fw_status: return 0; err_out: - QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); dev_err(&adapter->pdev->dev, "Device state set to failed\n"); qlcnic_release_firmware(adapter); @@ -1017,6 +1249,7 @@ qlcnic_request_irq(struct qlcnic_adapter *adapter) { irq_handler_t handler; struct qlcnic_host_sds_ring *sds_ring; + struct qlcnic_host_tx_ring *tx_ring; int err, ring; unsigned long flags = 0; @@ -1024,7 +1257,8 @@ qlcnic_request_irq(struct qlcnic_adapter *adapter) struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { - handler = qlcnic_tmp_intr; + if (qlcnic_82xx_check(adapter)) + handler = qlcnic_tmp_intr; if (!QLCNIC_IS_MSI_FAMILY(adapter)) flags |= IRQF_SHARED; @@ -1035,20 +1269,44 @@ qlcnic_request_irq(struct qlcnic_adapter *adapter) handler = qlcnic_msi_intr; else { flags |= IRQF_SHARED; - handler = qlcnic_intr; + if (qlcnic_82xx_check(adapter)) + handler = qlcnic_intr; + else + handler = qlcnic_83xx_intr; } } adapter->irq = netdev->irq; - for (ring = 0; ring < adapter->max_sds_rings; ring++) { - sds_ring = &recv_ctx->sds_rings[ring]; - sprintf(sds_ring->name, "%s[%d]", netdev->name, ring); - err = request_irq(sds_ring->irq, handler, - flags, sds_ring->name, sds_ring); - if (err) - return err; + if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { + if (qlcnic_82xx_check(adapter) || + (qlcnic_83xx_check(adapter) && + (adapter->flags & QLCNIC_MSIX_ENABLED))) { + for (ring = 0; ring < adapter->max_sds_rings; ring++) { + sds_ring = &recv_ctx->sds_rings[ring]; + snprintf(sds_ring->name, sizeof(int) + IFNAMSIZ, + "%s[%d]", netdev->name, ring); + err = request_irq(sds_ring->irq, handler, flags, + sds_ring->name, sds_ring); + if (err) + return err; + } + } + if (qlcnic_83xx_check(adapter) && + (adapter->flags & QLCNIC_MSIX_ENABLED)) { + handler = qlcnic_msix_tx_intr; + for (ring = 0; ring < adapter->max_drv_tx_rings; + ring++) { + tx_ring = &adapter->tx_ring[ring]; + snprintf(tx_ring->name, sizeof(int) + IFNAMSIZ, + "%s[%d]", netdev->name, + adapter->max_sds_rings + ring); + err = request_irq(tx_ring->irq, handler, flags, + tx_ring->name, tx_ring); + if (err) + return err; + } + } } - return 0; } @@ -1057,21 +1315,48 @@ qlcnic_free_irq(struct qlcnic_adapter *adapter) { int ring; struct qlcnic_host_sds_ring *sds_ring; + struct qlcnic_host_tx_ring *tx_ring; struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; - for (ring = 0; ring < adapter->max_sds_rings; ring++) { - sds_ring = &recv_ctx->sds_rings[ring]; - free_irq(sds_ring->irq, sds_ring); + if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { + if (qlcnic_82xx_check(adapter) || + (qlcnic_83xx_check(adapter) && + (adapter->flags & QLCNIC_MSIX_ENABLED))) { + for (ring = 0; ring < adapter->max_sds_rings; ring++) { + sds_ring = &recv_ctx->sds_rings[ring]; + free_irq(sds_ring->irq, sds_ring); + } + } + if (qlcnic_83xx_check(adapter)) { + for (ring = 0; ring < adapter->max_drv_tx_rings; + ring++) { + tx_ring = &adapter->tx_ring[ring]; + if (tx_ring->irq) + free_irq(tx_ring->irq, tx_ring); + } + } } } -static int -__qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) +static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter) { - int ring; - u32 capab2; + u32 capab = 0; + + if (qlcnic_82xx_check(adapter)) { + if (adapter->ahw->capabilities2 & + QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) + adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; + } else { + capab = adapter->ahw->capabilities; + if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab)) + adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; + } +} +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) @@ -1081,19 +1366,14 @@ __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) return 0; if (qlcnic_set_eswitch_port_config(adapter)) return -EIO; - - if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { - capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); - if (capab2 & QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) - adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; - } + qlcnic_get_lro_mss_capability(adapter); 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, rds_ring); + qlcnic_post_rx_buffers(adapter, rds_ring, ring); } qlcnic_set_multi(netdev); @@ -1118,10 +1398,7 @@ __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) return 0; } -/* Usage: During resume and firmware recovery module.*/ - -static int -qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) +int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) { int err = 0; @@ -1133,8 +1410,7 @@ qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) return err; } -static void -__qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) +void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) { if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) return; @@ -1166,8 +1442,7 @@ __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) /* Usage: During suspend and firmware recovery module */ -static void -qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) +void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) { rtnl_lock(); if (netif_running(netdev)) @@ -1176,7 +1451,7 @@ qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) } -static int +int qlcnic_attach(struct qlcnic_adapter *adapter) { struct net_device *netdev = adapter->netdev; @@ -1222,8 +1497,7 @@ err_out_napi_del: return err; } -static void -qlcnic_detach(struct qlcnic_adapter *adapter) +void qlcnic_detach(struct qlcnic_adapter *adapter) { if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) return; @@ -1272,21 +1546,9 @@ out: static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) { int err = 0; - adapter->ahw = kzalloc(sizeof(struct qlcnic_hardware_context), - GFP_KERNEL); - if (!adapter->ahw) { - dev_err(&adapter->pdev->dev, - "Failed to allocate recv ctx resources for adapter\n"); - err = -ENOMEM; - goto err_out; - } adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), GFP_KERNEL); if (!adapter->recv_ctx) { - dev_err(&adapter->pdev->dev, - "Failed to allocate recv ctx resources for adapter\n"); - kfree(adapter->ahw); - adapter->ahw = NULL; err = -ENOMEM; goto err_out; } @@ -1294,6 +1556,8 @@ static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) adapter->ahw->coal.flag = QLCNIC_INTR_DEFAULT; adapter->ahw->coal.rx_time_us = QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US; adapter->ahw->coal.rx_packets = QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS; + /* clear stats */ + memset(&adapter->stats, 0, sizeof(adapter->stats)); err_out: return err; } @@ -1307,8 +1571,9 @@ static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) vfree(adapter->ahw->fw_dump.tmpl_hdr); adapter->ahw->fw_dump.tmpl_hdr = NULL; } - kfree(adapter->ahw); - adapter->ahw = NULL; + + kfree(adapter->ahw->reset.buff); + adapter->ahw->fw_dump.tmpl_hdr = NULL; } int qlcnic_diag_alloc_res(struct net_device *netdev, int test) @@ -1328,6 +1593,7 @@ int qlcnic_diag_alloc_res(struct net_device *netdev, int test) adapter->max_sds_rings = 1; adapter->ahw->diag_test = test; + adapter->ahw->linkup = 0; ret = qlcnic_attach(adapter); if (ret) { @@ -1344,7 +1610,7 @@ int qlcnic_diag_alloc_res(struct net_device *netdev, int test) for (ring = 0; ring < adapter->max_rds_rings; ring++) { rds_ring = &adapter->recv_ctx->rds_rings[ring]; - qlcnic_post_rx_buffers(adapter, rds_ring); + qlcnic_post_rx_buffers(adapter, rds_ring, ring); } if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { @@ -1382,6 +1648,7 @@ qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) netif_device_attach(netdev); clear_bit(__QLCNIC_RESETTING, &adapter->state); + dev_err(&adapter->pdev->dev, "%s:\n", __func__); return 0; } @@ -1425,34 +1692,40 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, int err; struct pci_dev *pdev = adapter->pdev; + adapter->rx_csum = 1; adapter->ahw->mc_enabled = 0; - adapter->ahw->max_mc_count = 38; + adapter->ahw->max_mc_count = QLCNIC_MAX_MC_COUNT; netdev->netdev_ops = &qlcnic_netdev_ops; - netdev->watchdog_timeo = 5*HZ; + netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ; qlcnic_change_mtu(netdev, netdev->mtu); SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); - netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | - NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM; + netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | + NETIF_F_IPV6_CSUM | NETIF_F_GRO | + NETIF_F_HW_VLAN_RX); + netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | + NETIF_F_IPV6_CSUM); + + if (QLCNIC_IS_TSO_CAPABLE(adapter)) { + netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6); + netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); + } - if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) - netdev->hw_features |= NETIF_F_TSO | NETIF_F_TSO6; - if (pci_using_dac == 1) - netdev->hw_features |= NETIF_F_HIGHDMA; + if (pci_using_dac) { + netdev->features |= NETIF_F_HIGHDMA; + netdev->vlan_features |= NETIF_F_HIGHDMA; + } - netdev->vlan_features = netdev->hw_features; + if (qlcnic_vlan_tx_check(adapter)) + netdev->features |= (NETIF_F_HW_VLAN_TX); - if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX) - netdev->hw_features |= NETIF_F_HW_VLAN_TX; if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) - netdev->hw_features |= NETIF_F_LRO; - - netdev->features |= netdev->hw_features | - NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER; + netdev->features |= NETIF_F_LRO; + netdev->hw_features = netdev->features; netdev->irq = adapter->msix_entries[0].vector; err = register_netdev(netdev); @@ -1480,17 +1753,61 @@ static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac) return 0; } -static int -qlcnic_alloc_msix_entries(struct qlcnic_adapter *adapter, u16 count) +void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter) { - adapter->msix_entries = kcalloc(count, sizeof(struct msix_entry), - GFP_KERNEL); + int ring; + struct qlcnic_host_tx_ring *tx_ring; - if (adapter->msix_entries) - return 0; + for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { + tx_ring = &adapter->tx_ring[ring]; + if (tx_ring && tx_ring->cmd_buf_arr != NULL) { + vfree(tx_ring->cmd_buf_arr); + tx_ring->cmd_buf_arr = NULL; + } + } + if (adapter->tx_ring != NULL) + kfree(adapter->tx_ring); +} + +int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter, + struct net_device *netdev) +{ + int ring, vector, index; + struct qlcnic_host_tx_ring *tx_ring; + struct qlcnic_cmd_buffer *cmd_buf_arr; + + tx_ring = kcalloc(adapter->max_drv_tx_rings, + sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL); + if (tx_ring == NULL) + return -ENOMEM; - dev_err(&adapter->pdev->dev, "failed allocating msix_entries\n"); - return -ENOMEM; + adapter->tx_ring = tx_ring; + + for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { + tx_ring = &adapter->tx_ring[ring]; + tx_ring->num_desc = adapter->num_txd; + tx_ring->txq = netdev_get_tx_queue(netdev, ring); + cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring)); + if (cmd_buf_arr == NULL) { + qlcnic_free_tx_rings(adapter); + return -ENOMEM; + } + memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring)); + tx_ring->cmd_buf_arr = cmd_buf_arr; + } + + if (qlcnic_83xx_check(adapter)) { + for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { + tx_ring = &adapter->tx_ring[ring]; + tx_ring->adapter = adapter; + if (adapter->flags & QLCNIC_MSIX_ENABLED) { + index = adapter->max_sds_rings + ring; + vector = adapter->msix_entries[index].vector; + tx_ring->irq = vector; + } + } + } + return 0; } static int @@ -1498,9 +1815,10 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct net_device *netdev = NULL; struct qlcnic_adapter *adapter = NULL; + struct qlcnic_hardware_context *ahw; int err, pci_using_dac = -1; - uint8_t revision_id; - char board_name[QLCNIC_MAX_BOARD_NAME_LEN]; + u32 capab2; + char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */ err = pci_enable_device(pdev); if (err) @@ -1522,10 +1840,27 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_master(pdev); pci_enable_pcie_error_reporting(pdev); + ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL); + if (!ahw) + goto err_out_free_res; + + if (ent->device == PCI_DEVICE_ID_QLOGIC_QLE824X) { + ahw->hw_ops = &qlcnic_hw_ops; + ahw->reg_tbl = (u32 *)qlcnic_reg_tbl; + } else if (ent->device == PCI_DEVICE_ID_QLOGIC_QLE834X) { + qlcnic_83xx_register_map(ahw); + } else { + goto err_out_free_hw_res; + } + + err = qlcnic_setup_pci_map(pdev, ahw); + if (err) + goto err_out_free_hw_res; + netdev = alloc_etherdev(sizeof(struct qlcnic_adapter)); if (!netdev) { err = -ENOMEM; - goto err_out_free_res; + goto err_out_iounmap; } SET_NETDEV_DEV(netdev, &pdev->dev); @@ -1533,15 +1868,25 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) adapter = netdev_priv(netdev); adapter->netdev = netdev; adapter->pdev = pdev; + adapter->ahw = ahw; + + adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic"); + if (adapter->qlcnic_wq == NULL) { + dev_err(&pdev->dev, "Failed to create workqueue\n"); + goto err_out_free_netdev; + } err = qlcnic_alloc_adapter_resources(adapter); if (err) goto err_out_free_netdev; adapter->dev_rst_time = jiffies; - revision_id = pdev->revision; - adapter->ahw->revision_id = revision_id; - adapter->mac_learn = qlcnic_mac_learn; + adapter->ahw->revision_id = pdev->revision; + if (qlcnic_mac_learn == FDB_MAC_LEARN) + adapter->fdb_mac_learn = true; + else if (qlcnic_mac_learn == DRV_MAC_LEARN) + adapter->drv_mac_learn = true; + adapter->max_drv_tx_rings = 1; rwlock_init(&adapter->ahw->crb_lock); mutex_init(&adapter->ahw->mem_lock); @@ -1549,31 +1894,32 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) spin_lock_init(&adapter->tx_clean_lock); INIT_LIST_HEAD(&adapter->mac_list); - err = qlcnic_setup_pci_map(pdev, adapter->ahw); - if (err) - goto err_out_free_hw; - qlcnic_check_vf(adapter); - - /* This will be reset for mezz cards */ - adapter->portnum = adapter->ahw->pci_func; - - err = qlcnic_get_board_info(adapter); - if (err) { - dev_err(&pdev->dev, "Error getting board config info.\n"); - goto err_out_iounmap; - } - - err = qlcnic_setup_idc_param(adapter); - if (err) - goto err_out_iounmap; + if (qlcnic_82xx_check(adapter)) { + qlcnic_check_vf(adapter, ent); + adapter->portnum = adapter->ahw->pci_func; + err = qlcnic_start_firmware(adapter); + if (err) { + dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"); + goto err_out_free_hw; + } - adapter->flags |= QLCNIC_NEED_FLR; + err = qlcnic_setup_idc_param(adapter); + if (err) + goto err_out_free_hw; - err = adapter->nic_ops->start_firmware(adapter); - if (err) { - dev_err(&pdev->dev, "Loading fw failed. Please Reboot\n" - "\t\tIf reboot doesn't help, try flashing the card\n"); - goto err_out_maintenance_mode; + adapter->flags |= QLCNIC_NEED_FLR; + } else if (qlcnic_83xx_check(adapter)) { + qlcnic_83xx_check_vf(adapter, ent); + adapter->portnum = adapter->ahw->pci_func; + err = qlcnic_83xx_init(adapter); + if (err) { + dev_err(&pdev->dev, "%s: failed\n", __func__); + goto err_out_free_hw; + } + } else { + dev_err(&pdev->dev, + "%s: failed. Please Reboot\n", __func__); + goto err_out_free_hw; } if (qlcnic_read_mac_addr(adapter)) @@ -1581,22 +1927,34 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (adapter->portnum == 0) { qlcnic_get_board_name(adapter, board_name); + pr_info("%s: %s Board Chip rev 0x%x\n", module_name(THIS_MODULE), board_name, adapter->ahw->revision_id); } + err = qlcnic_setup_intr(adapter, 0); + if (err) { + dev_err(&pdev->dev, "Failed to setup interrupt\n"); + goto err_out_disable_msi; + } - qlcnic_clear_stats(adapter); - - err = qlcnic_alloc_msix_entries(adapter, adapter->ahw->max_rx_ques); - if (err) - goto err_out_decr_ref; - - qlcnic_setup_intr(adapter); + if (qlcnic_83xx_check(adapter)) { + err = qlcnic_83xx_setup_mbx_intr(adapter); + if (err) + goto err_out_disable_msi; + } err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); if (err) - goto err_out_disable_msi; + goto err_out_disable_mbx_intr; + + if (qlcnic_82xx_check(adapter)) { + if (ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { + capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); + if (capab2 & QLCNIC_FW_CAPABILITY_2_OCBB) + qlcnic_fw_cmd_set_drv_version(adapter); + } + } pci_set_drvdata(pdev, adapter); @@ -1615,29 +1973,37 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) break; } - if (adapter->mac_learn) + if (qlcnic_get_act_pci_func(adapter)) + goto err_out_disable_mbx_intr; + + if (adapter->drv_mac_learn) qlcnic_alloc_lb_filters_mem(adapter); - qlcnic_create_diag_entries(adapter); + qlcnic_add_sysfs(adapter); return 0; +err_out_disable_mbx_intr: + if (qlcnic_83xx_check(adapter)) + qlcnic_83xx_free_mbx_intr(adapter); + err_out_disable_msi: qlcnic_teardown_intr(adapter); - kfree(adapter->msix_entries); - -err_out_decr_ref: + qlcnic_cancel_idc_work(adapter); qlcnic_clr_all_drv_state(adapter, 0); -err_out_iounmap: - qlcnic_cleanup_pci_map(adapter); - err_out_free_hw: qlcnic_free_adapter_resources(adapter); err_out_free_netdev: free_netdev(netdev); +err_out_iounmap: + qlcnic_cleanup_pci_map(adapter); + +err_out_free_hw_res: + kfree(ahw); + err_out_free_res: pci_release_regions(pdev); @@ -1645,24 +2011,13 @@ err_out_disable_pdev: pci_set_drvdata(pdev, NULL); pci_disable_device(pdev); return err; - -err_out_maintenance_mode: - netdev->netdev_ops = &qlcnic_netdev_failed_ops; - SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_failed_ops); - err = register_netdev(netdev); - if (err) { - dev_err(&pdev->dev, "failed to register net device\n"); - goto err_out_decr_ref; - } - pci_set_drvdata(pdev, adapter); - qlcnic_create_diag_entries(adapter); - return 0; } static void qlcnic_remove(struct pci_dev *pdev) { struct qlcnic_adapter *adapter; struct net_device *netdev; + struct qlcnic_hardware_context *ahw; adapter = pci_get_drvdata(pdev); if (adapter == NULL) @@ -1670,10 +2025,17 @@ static void qlcnic_remove(struct pci_dev *pdev) netdev = adapter->netdev; - qlcnic_cancel_fw_work(adapter); + qlcnic_cancel_idc_work(adapter); + ahw = adapter->ahw; unregister_netdev(netdev); + if (qlcnic_83xx_check(adapter)) { + qlcnic_83xx_free_mbx_intr(adapter); + qlcnic_83xx_register_nic_idc_func(adapter, 0); + cancel_delayed_work_sync(&adapter->idc_aen_work); + } + qlcnic_detach(adapter); if (adapter->npars != NULL) @@ -1689,9 +2051,8 @@ static void qlcnic_remove(struct pci_dev *pdev) qlcnic_free_lb_filters_mem(adapter); qlcnic_teardown_intr(adapter); - kfree(adapter->msix_entries); - qlcnic_remove_diag_entries(adapter); + qlcnic_remove_sysfs(adapter); qlcnic_cleanup_pci_map(adapter); @@ -1702,7 +2063,12 @@ static void qlcnic_remove(struct pci_dev *pdev) pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); + if (adapter->qlcnic_wq) { + destroy_workqueue(adapter->qlcnic_wq); + adapter->qlcnic_wq = NULL; + } qlcnic_free_adapter_resources(adapter); + kfree(ahw); free_netdev(netdev); } static int __qlcnic_shutdown(struct pci_dev *pdev) @@ -1713,7 +2079,7 @@ static int __qlcnic_shutdown(struct pci_dev *pdev) netif_device_detach(netdev); - qlcnic_cancel_fw_work(adapter); + qlcnic_cancel_idc_work(adapter); if (netif_running(netdev)) qlcnic_down(adapter, netdev); @@ -1726,7 +2092,6 @@ static int __qlcnic_shutdown(struct pci_dev *pdev) retval = pci_save_state(pdev); if (retval) return retval; - if (qlcnic_82xx_check(adapter)) { if (qlcnic_wol_supported(adapter)) { pci_enable_wake(pdev, PCI_D3cold, 1); @@ -1774,7 +2139,7 @@ qlcnic_resume(struct pci_dev *pdev) pci_set_master(pdev); pci_restore_state(pdev); - err = adapter->nic_ops->start_firmware(adapter); + err = qlcnic_start_firmware(adapter); if (err) { dev_err(&pdev->dev, "failed to start firmware\n"); return err; @@ -1797,14 +2162,8 @@ done: static int qlcnic_open(struct net_device *netdev) { struct qlcnic_adapter *adapter = netdev_priv(netdev); - u32 state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); int err; - if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD)) { - netdev_err(netdev, "Device in FAILED state\n"); - return -EIO; - } - netif_carrier_off(netdev); err = qlcnic_attach(adapter); @@ -1832,6 +2191,7 @@ static int qlcnic_close(struct net_device *netdev) struct qlcnic_adapter *adapter = netdev_priv(netdev); __qlcnic_down(adapter, netdev); + return 0; } @@ -1839,22 +2199,53 @@ void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) { void *head; int i; + struct net_device *netdev = adapter->netdev; + u32 filter_size = 0; + u16 act_pci_func = 0; if (adapter->fhash.fmax && adapter->fhash.fhead) return; + act_pci_func = adapter->ahw->act_pci_func; spin_lock_init(&adapter->mac_learn_lock); + spin_lock_init(&adapter->rx_mac_learn_lock); + + if (qlcnic_82xx_check(adapter)) { + filter_size = QLCNIC_LB_MAX_FILTERS; + adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE; + } else { + filter_size = QLC_83XX_LB_MAX_FILTERS; + adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE; + } + + head = kcalloc(adapter->fhash.fbucket_size, + sizeof(struct hlist_head), GFP_ATOMIC); - head = kcalloc(QLCNIC_LB_MAX_FILTERS, sizeof(struct hlist_head), - GFP_KERNEL); if (!head) return; - adapter->fhash.fmax = QLCNIC_LB_MAX_FILTERS; + adapter->fhash.fmax = (filter_size / act_pci_func); adapter->fhash.fhead = head; - for (i = 0; i < adapter->fhash.fmax; i++) + netdev_info(netdev, "active nic func = %d, mac filter size=%d\n", + act_pci_func, adapter->fhash.fmax); + + for (i = 0; i < adapter->fhash.fbucket_size; i++) INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); + + adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size; + + head = kcalloc(adapter->rx_fhash.fbucket_size, + sizeof(struct hlist_head), GFP_ATOMIC); + + if (!head) + return; + + adapter->rx_fhash.fmax = (filter_size / act_pci_func); + adapter->rx_fhash.fhead = head; + + for (i = 0; i < adapter->rx_fhash.fbucket_size; i++) + INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]); } static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) @@ -1864,16 +2255,25 @@ static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) adapter->fhash.fhead = NULL; adapter->fhash.fmax = 0; + + if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead) + kfree(adapter->rx_fhash.fhead); + + adapter->rx_fhash.fmax = 0; + adapter->rx_fhash.fhead = NULL; } -static int qlcnic_check_temp(struct qlcnic_adapter *adapter) +int qlcnic_check_temp(struct qlcnic_adapter *adapter) { struct net_device *netdev = adapter->netdev; u32 temp_state, temp_val, temp = 0; int rv = 0; + if (qlcnic_83xx_check(adapter)) + temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); + if (qlcnic_82xx_check(adapter)) - temp = QLCRD32(adapter, CRB_TEMP_STATE); + temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); temp_state = qlcnic_get_temp_state(temp); temp_val = qlcnic_get_temp_val(temp); @@ -1933,7 +2333,7 @@ static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) return stats; } -static irqreturn_t qlcnic_clear_legacy_intr(struct qlcnic_adapter *adapter) +irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter) { u32 status; @@ -2009,6 +2409,14 @@ static irqreturn_t qlcnic_msix_intr(int irq, void *data) return IRQ_HANDLED; } +static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) +{ + struct qlcnic_host_tx_ring *tx_ring = data; + + napi_schedule(&tx_ring->napi); + return IRQ_HANDLED; +} + #ifdef CONFIG_NET_POLL_CONTROLLER static void qlcnic_poll_controller(struct net_device *netdev) { @@ -2035,7 +2443,7 @@ qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) val |= encoding << 7; val |= (jiffies - adapter->dev_rst_time) << 8; - QLCWR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); adapter->dev_rst_time = jiffies; } @@ -2050,14 +2458,14 @@ qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) if (qlcnic_api_lock(adapter)) return -EIO; - val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); + val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); if (state == QLCNIC_DEV_NEED_RESET) QLC_DEV_SET_RST_RDY(val, adapter->portnum); else if (state == QLCNIC_DEV_NEED_QUISCENT) QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); - QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); qlcnic_api_unlock(adapter); @@ -2072,9 +2480,9 @@ qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) if (qlcnic_api_lock(adapter)) return -EBUSY; - val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); + val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); - QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); qlcnic_api_unlock(adapter); @@ -2089,20 +2497,22 @@ qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) if (qlcnic_api_lock(adapter)) goto err; - val = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); + val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); QLC_DEV_CLR_REF_CNT(val, adapter->portnum); - QLCWR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); if (failed) { - QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, + QLCNIC_DEV_FAILED); dev_info(&adapter->pdev->dev, "Device state set to Failed. Please Reboot\n"); } else if (!(val & 0x11111111)) - QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_COLD); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, + QLCNIC_DEV_COLD); - val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); + val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); - QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); qlcnic_api_unlock(adapter); err: @@ -2117,12 +2527,13 @@ static int qlcnic_check_drv_state(struct qlcnic_adapter *adapter) { int act, state, active_mask; + struct qlcnic_hardware_context *ahw = adapter->ahw; - state = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); - act = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); + state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); + act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); if (adapter->flags & QLCNIC_FW_RESET_OWNER) { - active_mask = (~(1 << (adapter->ahw->pci_func * 4))); + active_mask = (~(1 << (ahw->pci_func * 4))); act = act & active_mask; } @@ -2135,7 +2546,7 @@ qlcnic_check_drv_state(struct qlcnic_adapter *adapter) static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) { - u32 val = QLCRD32(adapter, QLCNIC_CRB_DRV_IDC_VER); + u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER); if (val != QLCNIC_DRV_IDC_VER) { dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" @@ -2159,19 +2570,21 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) if (qlcnic_api_lock(adapter)) return -1; - val = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE); + val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); if (!(val & (1 << (portnum * 4)))) { QLC_DEV_SET_REF_CNT(val, portnum); - QLCWR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); } - prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); + prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); QLCDB(adapter, HW, "Device state = %u\n", prev_state); switch (prev_state) { case QLCNIC_DEV_COLD: - QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING); - QLCWR32(adapter, QLCNIC_CRB_DRV_IDC_VER, QLCNIC_DRV_IDC_VER); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, + QLCNIC_DEV_INITIALIZING); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER, + QLCNIC_DRV_IDC_VER); qlcnic_idc_debug_info(adapter, 0); qlcnic_api_unlock(adapter); return 1; @@ -2182,15 +2595,15 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) return ret; case QLCNIC_DEV_NEED_RESET: - val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); + val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); QLC_DEV_SET_RST_RDY(val, portnum); - QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); break; case QLCNIC_DEV_NEED_QUISCENT: - val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); + val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); QLC_DEV_SET_QSCNT_RDY(val, portnum); - QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); break; case QLCNIC_DEV_FAILED: @@ -2207,7 +2620,7 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) do { msleep(1000); - prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); + prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); if (prev_state == QLCNIC_DEV_QUISCENT) continue; @@ -2222,9 +2635,9 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) if (qlcnic_api_lock(adapter)) return -1; - val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); + val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); QLC_DEV_CLR_RST_QSCNT(val, portnum); - QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); ret = qlcnic_check_idc_ver(adapter); qlcnic_api_unlock(adapter); @@ -2243,7 +2656,7 @@ qlcnic_fwinit_work(struct work_struct *work) if (qlcnic_api_lock(adapter)) goto err_ret; - dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); + dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); if (dev_state == QLCNIC_DEV_QUISCENT || dev_state == QLCNIC_DEV_NEED_QUISCENT) { qlcnic_api_unlock(adapter); @@ -2272,17 +2685,19 @@ qlcnic_fwinit_work(struct work_struct *work) if (!qlcnic_check_drv_state(adapter)) { skip_ack_check: - dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); + dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); if (dev_state == QLCNIC_DEV_NEED_RESET) { - QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, - QLCNIC_DEV_INITIALIZING); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, + QLCNIC_DEV_INITIALIZING); set_bit(__QLCNIC_START_FW, &adapter->state); QLCDB(adapter, DRV, "Restarting fw\n"); qlcnic_idc_debug_info(adapter, 0); - val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); + val = QLC_SHARED_REG_RD32(adapter, + QLCNIC_CRB_DRV_STATE); QLC_DEV_SET_RST_RDY(val, adapter->portnum); - QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); + QLC_SHARED_REG_WR32(adapter, + QLCNIC_CRB_DRV_STATE, val); } qlcnic_api_unlock(adapter); @@ -2308,12 +2723,12 @@ skip_ack_check: qlcnic_api_unlock(adapter); wait_npar: - dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); + dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); switch (dev_state) { case QLCNIC_DEV_READY: - if (!adapter->nic_ops->start_firmware(adapter)) { + if (!qlcnic_start_firmware(adapter)) { qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); adapter->fw_wait_cnt = 0; return; @@ -2350,7 +2765,7 @@ qlcnic_detach_work(struct work_struct *work) } else qlcnic_down(adapter, netdev); - status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1); + status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); if (status & QLCNIC_RCODE_FATAL_ERROR) { dev_err(&adapter->pdev->dev, @@ -2401,19 +2816,18 @@ qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) { u32 state; - state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); + state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); if (state == QLCNIC_DEV_NPAR_NON_OPER) return; if (qlcnic_api_lock(adapter)) return; - QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, + QLCNIC_DEV_NPAR_NON_OPER); qlcnic_api_unlock(adapter); } -/*Transit to RESET state from READY state only */ -void -qlcnic_dev_request_reset(struct qlcnic_adapter *adapter) +void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key) { u32 state, xg_val = 0, gb_val = 0; @@ -2428,25 +2842,22 @@ qlcnic_dev_request_reset(struct qlcnic_adapter *adapter) dev_info(&adapter->pdev->dev, "Pause control frames disabled" " on all ports\n"); adapter->need_fw_reset = 1; + if (qlcnic_api_lock(adapter)) return; - state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); - if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD)) { - netdev_err(adapter->netdev, - "Device is in FAILED state, Please Reboot\n"); - qlcnic_api_unlock(adapter); - return; - } + state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); if (state == QLCNIC_DEV_READY) { - QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_NEED_RESET); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, + QLCNIC_DEV_NEED_RESET); adapter->flags |= QLCNIC_FW_RESET_OWNER; QLCDB(adapter, DRV, "NEED_RESET state set\n"); qlcnic_idc_debug_info(adapter, 0); } - QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, + QLCNIC_DEV_NPAR_NON_OPER); qlcnic_api_unlock(adapter); } @@ -2457,34 +2868,22 @@ qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) if (qlcnic_api_lock(adapter)) return; - QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_OPER); + QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, + QLCNIC_DEV_NPAR_OPER); QLCDB(adapter, DRV, "NPAR operational state set\n"); qlcnic_api_unlock(adapter); } -static void -qlcnic_schedule_work(struct qlcnic_adapter *adapter, - work_func_t func, int delay) +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); - queue_delayed_work(qlcnic_wq, &adapter->fw_work, - round_jiffies_relative(delay)); -} - -static void -qlcnic_cancel_fw_work(struct qlcnic_adapter *adapter) -{ - while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) - msleep(10); - - if (!adapter->fw_work.work.func) - return; - - cancel_delayed_work_sync(&adapter->fw_work); + queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work, + round_jiffies_relative(delay)); } static void @@ -2496,7 +2895,8 @@ qlcnic_attach_work(struct work_struct *work) u32 npar_state; if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { - npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); + npar_state = QLC_SHARED_REG_RD32(adapter, + QLCNIC_CRB_DEV_NPAR_STATE); if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) qlcnic_clr_all_drv_state(adapter, 0); else if (npar_state != QLCNIC_DEV_NPAR_OPER) @@ -2536,16 +2936,16 @@ qlcnic_check_health(struct qlcnic_adapter *adapter) goto detach; if (adapter->need_fw_reset) - qlcnic_dev_request_reset(adapter); + qlcnic_dev_request_reset(adapter, 0); - state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE); + state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); if (state == QLCNIC_DEV_NEED_RESET) { qlcnic_set_npar_non_operational(adapter); adapter->need_fw_reset = 1; } else if (state == QLCNIC_DEV_NEED_QUISCENT) goto detach; - heartbeat = QLCRD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); + heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); if (heartbeat != adapter->heartbeat) { adapter->heartbeat = heartbeat; adapter->fw_fail_cnt = 0; @@ -2565,25 +2965,25 @@ qlcnic_check_health(struct qlcnic_adapter *adapter) adapter->flags |= QLCNIC_FW_HANG; - qlcnic_dev_request_reset(adapter); + qlcnic_dev_request_reset(adapter, 0); if (qlcnic_auto_fw_reset) clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); dev_err(&adapter->pdev->dev, "firmware hang detected\n"); + peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" "PEG_NET_4_PC: 0x%x\n", - QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1), - QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS2), + peg_status, + QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2), QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c), QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c), QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c), QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c), QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c)); - peg_status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1); if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) dev_err(&adapter->pdev->dev, "Firmware aborted with error code 0x00006700. " @@ -2667,17 +3067,39 @@ static int qlcnic_attach_func(struct pci_dev *pdev) if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { adapter->need_fw_reset = 1; set_bit(__QLCNIC_START_FW, &adapter->state); - QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING); + QLC_SHARED_REG_WR32(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); + err = qlcnic_start_firmware(adapter); if (err) return err; qlcnic_clr_drv_state(adapter); - qlcnic_setup_intr(adapter); + kfree(adapter->msix_entries); + adapter->msix_entries = NULL; + err = qlcnic_setup_intr(adapter, 0); + + if (err) { + kfree(adapter->msix_entries); + netdev_err(netdev, "failed to setup interrupt\n"); + return err; + } + + if (qlcnic_83xx_check(adapter)) { + /* register for NIC IDC AEN Events */ + qlcnic_83xx_register_nic_idc_func(adapter, 1); + err = qlcnic_83xx_setup_mbx_intr(adapter); + if (err) { + dev_err(&adapter->pdev->dev, + "failed to setup mbx interrupt\n"); + qlcnic_clr_all_drv_state(adapter, 1); + clear_bit(__QLCNIC_AER, &adapter->state); + goto done; + } + } if (netif_running(netdev)) { err = qlcnic_attach(adapter); @@ -2719,6 +3141,12 @@ static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, if (netif_running(netdev)) qlcnic_down(adapter, netdev); + if (qlcnic_83xx_check(adapter)) { + qlcnic_83xx_free_mbx_intr(adapter); + qlcnic_83xx_register_nic_idc_func(adapter, 0); + cancel_delayed_work_sync(&adapter->idc_aen_work); + } + qlcnic_detach(adapter); qlcnic_teardown_intr(adapter); @@ -2738,12 +3166,13 @@ static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) static void qlcnic_io_resume(struct pci_dev *pdev) { + u32 state; 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)) + state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); + if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER, + &adapter->state)) qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); } @@ -2776,39 +3205,59 @@ qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) return err; } -int qlcnic_validate_max_rss(struct net_device *netdev, u8 max_hw, u8 val) +int qlcnic_validate_max_rss(u8 max_hw, u8 val) { - if (!qlcnic_use_msi_x && !qlcnic_use_msi) { - netdev_info(netdev, "no msix or msi support, hence no rss\n"); - return -EINVAL; + u32 max_allowed; + + if (max_hw > QLC_MAX_SDS_RINGS) { + max_hw = QLC_MAX_SDS_RINGS; + pr_info("max rss reset to %d\n", QLC_MAX_SDS_RINGS); } - if ((val > max_hw) || (val < 2) || !is_power_of_2(val)) { - netdev_info(netdev, "rss_ring valid range [2 - %x] in " - " powers of 2\n", max_hw); + max_allowed = rounddown_pow_of_two(min_t(int, max_hw, + num_online_cpus())); + if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) { + pr_info("rss_ring valid range [2 - %x] in powers of 2\n", + max_allowed); return -EINVAL; } return 0; - } -int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data) +int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len) { + int err; struct net_device *netdev = adapter->netdev; - int err = 0; - if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) + if (test_bit(__QLCNIC_RESETTING, &adapter->state)) return -EBUSY; netif_device_detach(netdev); if (netif_running(netdev)) __qlcnic_down(adapter, netdev); + qlcnic_detach(adapter); + + if (qlcnic_83xx_check(adapter)) + qlcnic_83xx_free_mbx_intr(adapter); + qlcnic_teardown_intr(adapter); + err = qlcnic_setup_intr(adapter, data); + if (err) { + kfree(adapter->msix_entries); + netdev_err(netdev, "failed to setup interrupt\n"); + return err; + } - if (qlcnic_enable_msix(adapter, data)) { - netdev_info(netdev, "failed setting max_rss; rss disabled\n"); - qlcnic_enable_msi_legacy(adapter); + if (qlcnic_83xx_check(adapter)) { + /* register for NIC IDC AEN Events */ + qlcnic_83xx_register_nic_idc_func(adapter, 1); + err = qlcnic_83xx_setup_mbx_intr(adapter); + if (err) { + dev_err(&adapter->pdev->dev, + "failed to setup mbx interrupt\n"); + goto done; + } } if (netif_running(netdev)) { @@ -2820,6 +3269,7 @@ int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data) goto done; qlcnic_restore_indev_addr(netdev, NETDEV_UP); } + err = len; done: netif_device_attach(netdev); clear_bit(__QLCNIC_RESETTING, &adapter->state); @@ -2858,8 +3308,7 @@ qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, in_dev_put(indev); } -static void -qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) +void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) { struct qlcnic_adapter *adapter = netdev_priv(netdev); struct net_device *dev; @@ -2867,12 +3316,14 @@ qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) qlcnic_config_indev_addr(adapter, netdev, event); + rcu_read_lock(); for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { dev = __vlan_find_dev_deep(netdev, vid); if (!dev) continue; qlcnic_config_indev_addr(adapter, dev, event); } + rcu_read_unlock(); } static int qlcnic_netdev_event(struct notifier_block *this, @@ -2940,9 +3391,11 @@ recheck: switch (event) { case NETDEV_UP: qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); + break; case NETDEV_DOWN: qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); + break; default: break; @@ -2960,11 +3413,10 @@ static struct notifier_block qlcnic_inetaddr_cb = { .notifier_call = qlcnic_inetaddr_event, }; #else -static void -qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) +void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) { } #endif -static struct pci_error_handlers qlcnic_err_handler = { +static const struct pci_error_handlers qlcnic_err_handler = { .error_detected = qlcnic_io_error_detected, .slot_reset = qlcnic_io_slot_reset, .resume = qlcnic_io_resume, @@ -2990,12 +3442,6 @@ static int __init qlcnic_init_module(void) printk(KERN_INFO "%s\n", qlcnic_driver_string); - qlcnic_wq = create_singlethread_workqueue("qlcnic"); - if (qlcnic_wq == NULL) { - printk(KERN_ERR "qlcnic: cannot create workqueue\n"); - return -ENOMEM; - } - #ifdef CONFIG_INET register_netdevice_notifier(&qlcnic_netdev_cb); register_inetaddr_notifier(&qlcnic_inetaddr_cb); @@ -3007,7 +3453,6 @@ static int __init qlcnic_init_module(void) unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); unregister_netdevice_notifier(&qlcnic_netdev_cb); #endif - destroy_workqueue(qlcnic_wq); } return ret; @@ -3017,14 +3462,12 @@ module_init(qlcnic_init_module); static void __exit qlcnic_exit_module(void) { - pci_unregister_driver(&qlcnic_driver); #ifdef CONFIG_INET unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); unregister_netdevice_notifier(&qlcnic_netdev_cb); #endif - destroy_workqueue(qlcnic_wq); } module_exit(qlcnic_exit_module); |