1aa43c215SJeff Kirsher /* 2aa43c215SJeff Kirsher * QLogic qlcnic NIC Driver 3577ae39dSJitendra Kalsaria * Copyright (c) 2009-2013 QLogic Corporation 4aa43c215SJeff Kirsher * 5aa43c215SJeff Kirsher * See LICENSE.qlcnic for copyright and licensing details. 6aa43c215SJeff Kirsher */ 7aa43c215SJeff Kirsher 8aa43c215SJeff Kirsher #include <linux/vmalloc.h> 9aa43c215SJeff Kirsher #include <linux/interrupt.h> 10aa43c215SJeff Kirsher 11aa43c215SJeff Kirsher #include "qlcnic.h" 1202feda17SRajesh Borundia #include "qlcnic_sriov.h" 13a15ebd37SHimanshu Madhani #include "qlcnic_hw.h" 14aa43c215SJeff Kirsher 15aa43c215SJeff Kirsher #include <linux/swab.h> 16aa43c215SJeff Kirsher #include <linux/dma-mapping.h> 1713159183SSony Chacko #include <linux/if_vlan.h> 18aa43c215SJeff Kirsher #include <net/ip.h> 19aa43c215SJeff Kirsher #include <linux/ipv6.h> 20aa43c215SJeff Kirsher #include <linux/inetdevice.h> 21aa43c215SJeff Kirsher #include <linux/aer.h> 22aa43c215SJeff Kirsher #include <linux/log2.h> 2347caf255SStephen Rothwell #include <linux/pci.h> 24aa43c215SJeff Kirsher 25aa43c215SJeff Kirsher MODULE_DESCRIPTION("QLogic 1/10 GbE Converged/Intelligent Ethernet Driver"); 26aa43c215SJeff Kirsher MODULE_LICENSE("GPL"); 27aa43c215SJeff Kirsher MODULE_VERSION(QLCNIC_LINUX_VERSIONID); 28aa43c215SJeff Kirsher MODULE_FIRMWARE(QLCNIC_UNIFIED_ROMIMAGE_NAME); 29aa43c215SJeff Kirsher 30aa43c215SJeff Kirsher char qlcnic_driver_name[] = "qlcnic"; 31aa43c215SJeff Kirsher static const char qlcnic_driver_string[] = "QLogic 1/10 GbE " 32aa43c215SJeff Kirsher "Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID; 33aa43c215SJeff Kirsher 34aa43c215SJeff Kirsher static int qlcnic_mac_learn; 35aa43c215SJeff Kirsher module_param(qlcnic_mac_learn, int, 0444); 36fe1adc6bSJitendra Kalsaria MODULE_PARM_DESC(qlcnic_mac_learn, 37fe1adc6bSJitendra Kalsaria "Mac Filter (0=learning is disabled, 1=Driver learning is enabled, 2=FDB learning is enabled)"); 38aa43c215SJeff Kirsher 39629263acSSony Chacko int qlcnic_use_msi = 1; 40aa43c215SJeff Kirsher MODULE_PARM_DESC(use_msi, "MSI interrupt (0=disabled, 1=enabled"); 41099f7aa7SSony Chacko module_param_named(use_msi, qlcnic_use_msi, int, 0444); 42aa43c215SJeff Kirsher 43629263acSSony Chacko int qlcnic_use_msi_x = 1; 44aa43c215SJeff Kirsher MODULE_PARM_DESC(use_msi_x, "MSI-X interrupt (0=disabled, 1=enabled"); 45099f7aa7SSony Chacko module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444); 46aa43c215SJeff Kirsher 47629263acSSony Chacko int qlcnic_auto_fw_reset = 1; 48aa43c215SJeff Kirsher MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled"); 49099f7aa7SSony Chacko module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644); 50aa43c215SJeff Kirsher 51629263acSSony Chacko int qlcnic_load_fw_file; 52aa43c215SJeff Kirsher MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file"); 53099f7aa7SSony Chacko module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444); 54aa43c215SJeff Kirsher 55629263acSSony Chacko int qlcnic_config_npars; 56aa43c215SJeff Kirsher module_param(qlcnic_config_npars, int, 0444); 57aa43c215SJeff Kirsher MODULE_PARM_DESC(qlcnic_config_npars, "Configure NPARs (0=disabled, 1=enabled"); 58aa43c215SJeff Kirsher 591dd06ae8SGreg Kroah-Hartman static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent); 606bb58bb0SBill Pemberton static void qlcnic_remove(struct pci_dev *pdev); 61aa43c215SJeff Kirsher static int qlcnic_open(struct net_device *netdev); 62aa43c215SJeff Kirsher static int qlcnic_close(struct net_device *netdev); 63aa43c215SJeff Kirsher static void qlcnic_tx_timeout(struct net_device *netdev); 64aa43c215SJeff Kirsher static void qlcnic_attach_work(struct work_struct *work); 65aa43c215SJeff Kirsher static void qlcnic_fwinit_work(struct work_struct *work); 66aa43c215SJeff Kirsher static void qlcnic_fw_poll_work(struct work_struct *work); 67aa43c215SJeff Kirsher #ifdef CONFIG_NET_POLL_CONTROLLER 68aa43c215SJeff Kirsher static void qlcnic_poll_controller(struct net_device *netdev); 69aa43c215SJeff Kirsher #endif 70aa43c215SJeff Kirsher 71aa43c215SJeff Kirsher static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding); 72aa43c215SJeff Kirsher static void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8); 73aa43c215SJeff Kirsher static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter); 74aa43c215SJeff Kirsher 75aa43c215SJeff Kirsher static irqreturn_t qlcnic_tmp_intr(int irq, void *data); 76aa43c215SJeff Kirsher static irqreturn_t qlcnic_intr(int irq, void *data); 77aa43c215SJeff Kirsher static irqreturn_t qlcnic_msi_intr(int irq, void *data); 78aa43c215SJeff Kirsher static irqreturn_t qlcnic_msix_intr(int irq, void *data); 7913159183SSony Chacko static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data); 80aa43c215SJeff Kirsher 81aa43c215SJeff Kirsher static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); 82aa43c215SJeff Kirsher static int qlcnic_start_firmware(struct qlcnic_adapter *); 83aa43c215SJeff Kirsher 84aa43c215SJeff Kirsher static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter); 85aa43c215SJeff Kirsher static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *); 86aa43c215SJeff Kirsher static int qlcnicvf_start_firmware(struct qlcnic_adapter *); 87aa43c215SJeff Kirsher static void qlcnic_set_netdev_features(struct qlcnic_adapter *, 88aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg *); 8980d5c368SPatrick McHardy static int qlcnic_vlan_rx_add(struct net_device *, __be16, u16); 9080d5c368SPatrick McHardy static int qlcnic_vlan_rx_del(struct net_device *, __be16, u16); 91aa43c215SJeff Kirsher 92bff57d8eSSony Chacko #define QLCNIC_IS_TSO_CAPABLE(adapter) \ 93bff57d8eSSony Chacko ((adapter)->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) 94bff57d8eSSony Chacko 9513159183SSony Chacko static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter) 9613159183SSony Chacko { 9713159183SSony Chacko struct qlcnic_hardware_context *ahw = adapter->ahw; 9813159183SSony Chacko 9913159183SSony Chacko if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X) 10013159183SSony Chacko return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX; 10113159183SSony Chacko else 10213159183SSony Chacko return 1; 10313159183SSony Chacko } 10413159183SSony Chacko 105aa43c215SJeff Kirsher /* PCI Device ID Table */ 106aa43c215SJeff Kirsher #define ENTRY(device) \ 107aa43c215SJeff Kirsher {PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \ 108aa43c215SJeff Kirsher .class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0} 109aa43c215SJeff Kirsher 110aa43c215SJeff Kirsher static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = { 111aa43c215SJeff Kirsher ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X), 11213159183SSony Chacko ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X), 113f8468331SRajesh Borundia ENTRY(PCI_DEVICE_ID_QLOGIC_VF_QLE834X), 114aa43c215SJeff Kirsher {0,} 115aa43c215SJeff Kirsher }; 116aa43c215SJeff Kirsher 117aa43c215SJeff Kirsher MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl); 118aa43c215SJeff Kirsher 119aa43c215SJeff Kirsher 1205ad6ff9dSSony Chacko inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring) 121aa43c215SJeff Kirsher { 122aa43c215SJeff Kirsher writel(tx_ring->producer, tx_ring->crb_cmd_producer); 123aa43c215SJeff Kirsher } 124aa43c215SJeff Kirsher 125aa43c215SJeff Kirsher static const u32 msi_tgt_status[8] = { 126aa43c215SJeff Kirsher ISR_INT_TARGET_STATUS, ISR_INT_TARGET_STATUS_F1, 127aa43c215SJeff Kirsher ISR_INT_TARGET_STATUS_F2, ISR_INT_TARGET_STATUS_F3, 128aa43c215SJeff Kirsher ISR_INT_TARGET_STATUS_F4, ISR_INT_TARGET_STATUS_F5, 129aa43c215SJeff Kirsher ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7 130aa43c215SJeff Kirsher }; 131aa43c215SJeff Kirsher 1327e2cf4feSSony Chacko static const u32 qlcnic_reg_tbl[] = { 1337e2cf4feSSony Chacko 0x1B20A8, /* PEG_HALT_STAT1 */ 1347e2cf4feSSony Chacko 0x1B20AC, /* PEG_HALT_STAT2 */ 1357e2cf4feSSony Chacko 0x1B20B0, /* FW_HEARTBEAT */ 1367e2cf4feSSony Chacko 0x1B2100, /* LOCK ID */ 1377e2cf4feSSony Chacko 0x1B2128, /* FW_CAPABILITIES */ 1387e2cf4feSSony Chacko 0x1B2138, /* drv active */ 1397e2cf4feSSony Chacko 0x1B2140, /* dev state */ 1407e2cf4feSSony Chacko 0x1B2144, /* drv state */ 1417e2cf4feSSony Chacko 0x1B2148, /* drv scratch */ 1427e2cf4feSSony Chacko 0x1B214C, /* dev partition info */ 1437e2cf4feSSony Chacko 0x1B2174, /* drv idc ver */ 1447e2cf4feSSony Chacko 0x1B2150, /* fw version major */ 1457e2cf4feSSony Chacko 0x1B2154, /* fw version minor */ 1467e2cf4feSSony Chacko 0x1B2158, /* fw version sub */ 1477e2cf4feSSony Chacko 0x1B219C, /* npar state */ 1487e2cf4feSSony Chacko 0x1B21FC, /* FW_IMG_VALID */ 1497e2cf4feSSony Chacko 0x1B2250, /* CMD_PEG_STATE */ 1507e2cf4feSSony Chacko 0x1B233C, /* RCV_PEG_STATE */ 1517e2cf4feSSony Chacko 0x1B23B4, /* ASIC TEMP */ 1527e2cf4feSSony Chacko 0x1B216C, /* FW api */ 1537e2cf4feSSony Chacko 0x1B2170, /* drv op mode */ 1547e2cf4feSSony Chacko 0x13C010, /* flash lock */ 1557e2cf4feSSony Chacko 0x13C014, /* flash unlock */ 1567e2cf4feSSony Chacko }; 1577e2cf4feSSony Chacko 15822999798SSony Chacko static const struct qlcnic_board_info qlcnic_boards[] = { 15922999798SSony Chacko {0x1077, 0x8020, 0x1077, 0x203, 16022999798SSony Chacko "8200 Series Single Port 10GbE Converged Network Adapter" 16122999798SSony Chacko "(TCP/IP Networking)"}, 16222999798SSony Chacko {0x1077, 0x8020, 0x1077, 0x207, 16322999798SSony Chacko "8200 Series Dual Port 10GbE Converged Network Adapter" 16422999798SSony Chacko "(TCP/IP Networking)"}, 16522999798SSony Chacko {0x1077, 0x8020, 0x1077, 0x20b, 16622999798SSony Chacko "3200 Series Dual Port 10Gb Intelligent Ethernet Adapter"}, 16722999798SSony Chacko {0x1077, 0x8020, 0x1077, 0x20c, 16822999798SSony Chacko "3200 Series Quad Port 1Gb Intelligent Ethernet Adapter"}, 16922999798SSony Chacko {0x1077, 0x8020, 0x1077, 0x20f, 17022999798SSony Chacko "3200 Series Single Port 10Gb Intelligent Ethernet Adapter"}, 17122999798SSony Chacko {0x1077, 0x8020, 0x103c, 0x3733, 17222999798SSony Chacko "NC523SFP 10Gb 2-port Server Adapter"}, 17322999798SSony Chacko {0x1077, 0x8020, 0x103c, 0x3346, 17422999798SSony Chacko "CN1000Q Dual Port Converged Network Adapter"}, 17522999798SSony Chacko {0x1077, 0x8020, 0x1077, 0x210, 17622999798SSony Chacko "QME8242-k 10GbE Dual Port Mezzanine Card"}, 17722999798SSony Chacko {0x1077, 0x8020, 0x0, 0x0, "cLOM8214 1/10GbE Controller"}, 17822999798SSony Chacko }; 17922999798SSony Chacko 18022999798SSony Chacko #define NUM_SUPPORTED_BOARDS ARRAY_SIZE(qlcnic_boards) 181319ecf12SSony Chacko #define QLC_MAX_SDS_RINGS 8 18222999798SSony Chacko 183aa43c215SJeff Kirsher static const 184aa43c215SJeff Kirsher struct qlcnic_legacy_intr_set legacy_intr[] = QLCNIC_LEGACY_INTR_CONFIG; 185aa43c215SJeff Kirsher 186c70001a9SSony Chacko int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count) 187aa43c215SJeff Kirsher { 188aa43c215SJeff Kirsher int size = sizeof(struct qlcnic_host_sds_ring) * count; 189aa43c215SJeff Kirsher 190aa43c215SJeff Kirsher recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL); 191aa43c215SJeff Kirsher 192aa43c215SJeff Kirsher return recv_ctx->sds_rings == NULL; 193aa43c215SJeff Kirsher } 194aa43c215SJeff Kirsher 195c70001a9SSony Chacko void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) 196aa43c215SJeff Kirsher { 197aa43c215SJeff Kirsher if (recv_ctx->sds_rings != NULL) 198aa43c215SJeff Kirsher kfree(recv_ctx->sds_rings); 199aa43c215SJeff Kirsher 200aa43c215SJeff Kirsher recv_ctx->sds_rings = NULL; 201aa43c215SJeff Kirsher } 202aa43c215SJeff Kirsher 203f8468331SRajesh Borundia int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) 204aa43c215SJeff Kirsher { 205aa43c215SJeff Kirsher u8 mac_addr[ETH_ALEN]; 206aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 207aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 208aa43c215SJeff Kirsher 209aa43c215SJeff Kirsher if (qlcnic_get_mac_address(adapter, mac_addr) != 0) 210aa43c215SJeff Kirsher return -EIO; 211aa43c215SJeff Kirsher 212aa43c215SJeff Kirsher memcpy(netdev->dev_addr, mac_addr, ETH_ALEN); 213aa43c215SJeff Kirsher memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len); 214aa43c215SJeff Kirsher 215aa43c215SJeff Kirsher /* set station address */ 216aa43c215SJeff Kirsher 217aaeb6cdfSJiri Pirko if (!is_valid_ether_addr(netdev->dev_addr)) 218aa43c215SJeff Kirsher dev_warn(&pdev->dev, "Bad MAC address %pM.\n", 219aa43c215SJeff Kirsher netdev->dev_addr); 220aa43c215SJeff Kirsher 221aa43c215SJeff Kirsher return 0; 222aa43c215SJeff Kirsher } 223aa43c215SJeff Kirsher 224aa43c215SJeff Kirsher static int qlcnic_set_mac(struct net_device *netdev, void *p) 225aa43c215SJeff Kirsher { 226aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 227aa43c215SJeff Kirsher struct sockaddr *addr = p; 228aa43c215SJeff Kirsher 2297cb03b23SRajesh Borundia if (qlcnic_sriov_vf_check(adapter)) 2307cb03b23SRajesh Borundia return -EINVAL; 2317cb03b23SRajesh Borundia 232aa43c215SJeff Kirsher if ((adapter->flags & QLCNIC_MAC_OVERRIDE_DISABLED)) 233aa43c215SJeff Kirsher return -EOPNOTSUPP; 234aa43c215SJeff Kirsher 235aa43c215SJeff Kirsher if (!is_valid_ether_addr(addr->sa_data)) 23613159183SSony Chacko return -EINVAL; 237aa43c215SJeff Kirsher 238aa43c215SJeff Kirsher if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { 239aa43c215SJeff Kirsher netif_device_detach(netdev); 240aa43c215SJeff Kirsher qlcnic_napi_disable(adapter); 241aa43c215SJeff Kirsher } 242aa43c215SJeff Kirsher 243aa43c215SJeff Kirsher memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len); 244aa43c215SJeff Kirsher memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); 245aa43c215SJeff Kirsher qlcnic_set_multi(adapter->netdev); 246aa43c215SJeff Kirsher 247aa43c215SJeff Kirsher if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) { 248aa43c215SJeff Kirsher netif_device_attach(netdev); 249aa43c215SJeff Kirsher qlcnic_napi_enable(adapter); 250aa43c215SJeff Kirsher } 251aa43c215SJeff Kirsher return 0; 252aa43c215SJeff Kirsher } 253aa43c215SJeff Kirsher 2541690be63SVlad Yasevich static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], 2551690be63SVlad Yasevich struct net_device *netdev, const unsigned char *addr) 256fe1adc6bSJitendra Kalsaria { 257fe1adc6bSJitendra Kalsaria struct qlcnic_adapter *adapter = netdev_priv(netdev); 258fe1adc6bSJitendra Kalsaria int err = -EOPNOTSUPP; 259fe1adc6bSJitendra Kalsaria 2603e5c112fSVlad Yasevich if (!adapter->fdb_mac_learn) 2613e5c112fSVlad Yasevich return ndo_dflt_fdb_del(ndm, tb, netdev, addr); 262fe1adc6bSJitendra Kalsaria 263fe1adc6bSJitendra Kalsaria if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { 264fe1adc6bSJitendra Kalsaria if (is_unicast_ether_addr(addr)) 265fe1adc6bSJitendra Kalsaria err = qlcnic_nic_del_mac(adapter, addr); 266fe1adc6bSJitendra Kalsaria else if (is_multicast_ether_addr(addr)) 267fe1adc6bSJitendra Kalsaria err = dev_mc_del(netdev, addr); 268fe1adc6bSJitendra Kalsaria else 269fe1adc6bSJitendra Kalsaria err = -EINVAL; 270fe1adc6bSJitendra Kalsaria } 271fe1adc6bSJitendra Kalsaria return err; 272fe1adc6bSJitendra Kalsaria } 273fe1adc6bSJitendra Kalsaria 274fe1adc6bSJitendra Kalsaria static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], 275fe1adc6bSJitendra Kalsaria struct net_device *netdev, 276fe1adc6bSJitendra Kalsaria const unsigned char *addr, u16 flags) 277fe1adc6bSJitendra Kalsaria { 278fe1adc6bSJitendra Kalsaria struct qlcnic_adapter *adapter = netdev_priv(netdev); 279fe1adc6bSJitendra Kalsaria int err = 0; 280fe1adc6bSJitendra Kalsaria 2813e5c112fSVlad Yasevich if (!adapter->fdb_mac_learn) 2823e5c112fSVlad Yasevich return ndo_dflt_fdb_add(ndm, tb, netdev, addr, flags); 283fe1adc6bSJitendra Kalsaria 284fe1adc6bSJitendra Kalsaria if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { 285fe1adc6bSJitendra Kalsaria pr_info("%s: FDB e-switch is not enabled\n", __func__); 286fe1adc6bSJitendra Kalsaria return -EOPNOTSUPP; 287fe1adc6bSJitendra Kalsaria } 288fe1adc6bSJitendra Kalsaria 289fe1adc6bSJitendra Kalsaria if (ether_addr_equal(addr, adapter->mac_addr)) 290fe1adc6bSJitendra Kalsaria return err; 291fe1adc6bSJitendra Kalsaria 292fe1adc6bSJitendra Kalsaria if (is_unicast_ether_addr(addr)) 29391b7282bSRajesh Borundia err = qlcnic_nic_add_mac(adapter, addr, 0); 294fe1adc6bSJitendra Kalsaria else if (is_multicast_ether_addr(addr)) 295fe1adc6bSJitendra Kalsaria err = dev_mc_add_excl(netdev, addr); 296fe1adc6bSJitendra Kalsaria else 297fe1adc6bSJitendra Kalsaria err = -EINVAL; 298fe1adc6bSJitendra Kalsaria 299fe1adc6bSJitendra Kalsaria return err; 300fe1adc6bSJitendra Kalsaria } 301fe1adc6bSJitendra Kalsaria 302fe1adc6bSJitendra Kalsaria static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb, 303fe1adc6bSJitendra Kalsaria struct net_device *netdev, int idx) 304fe1adc6bSJitendra Kalsaria { 305fe1adc6bSJitendra Kalsaria struct qlcnic_adapter *adapter = netdev_priv(netdev); 306fe1adc6bSJitendra Kalsaria 3073e5c112fSVlad Yasevich if (!adapter->fdb_mac_learn) 3083e5c112fSVlad Yasevich return ndo_dflt_fdb_dump(skb, ncb, netdev, idx); 309fe1adc6bSJitendra Kalsaria 310fe1adc6bSJitendra Kalsaria if (adapter->flags & QLCNIC_ESWITCH_ENABLED) 311fe1adc6bSJitendra Kalsaria idx = ndo_dflt_fdb_dump(skb, ncb, netdev, idx); 312fe1adc6bSJitendra Kalsaria 313fe1adc6bSJitendra Kalsaria return idx; 314fe1adc6bSJitendra Kalsaria } 315fe1adc6bSJitendra Kalsaria 3167e2cf4feSSony Chacko static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter) 3177e2cf4feSSony Chacko { 3187e2cf4feSSony Chacko while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) 3197e2cf4feSSony Chacko usleep_range(10000, 11000); 3207e2cf4feSSony Chacko 3217e2cf4feSSony Chacko cancel_delayed_work_sync(&adapter->fw_work); 3227e2cf4feSSony Chacko } 3237e2cf4feSSony Chacko 324aa43c215SJeff Kirsher static const struct net_device_ops qlcnic_netdev_ops = { 325aa43c215SJeff Kirsher .ndo_open = qlcnic_open, 326aa43c215SJeff Kirsher .ndo_stop = qlcnic_close, 327aa43c215SJeff Kirsher .ndo_start_xmit = qlcnic_xmit_frame, 328aa43c215SJeff Kirsher .ndo_get_stats = qlcnic_get_stats, 329aa43c215SJeff Kirsher .ndo_validate_addr = eth_validate_addr, 330afc4b13dSJiri Pirko .ndo_set_rx_mode = qlcnic_set_multi, 331aa43c215SJeff Kirsher .ndo_set_mac_address = qlcnic_set_mac, 332aa43c215SJeff Kirsher .ndo_change_mtu = qlcnic_change_mtu, 333aa43c215SJeff Kirsher .ndo_fix_features = qlcnic_fix_features, 334aa43c215SJeff Kirsher .ndo_set_features = qlcnic_set_features, 335aa43c215SJeff Kirsher .ndo_tx_timeout = qlcnic_tx_timeout, 336aa43c215SJeff Kirsher .ndo_vlan_rx_add_vid = qlcnic_vlan_rx_add, 337aa43c215SJeff Kirsher .ndo_vlan_rx_kill_vid = qlcnic_vlan_rx_del, 338fe1adc6bSJitendra Kalsaria .ndo_fdb_add = qlcnic_fdb_add, 339fe1adc6bSJitendra Kalsaria .ndo_fdb_del = qlcnic_fdb_del, 340fe1adc6bSJitendra Kalsaria .ndo_fdb_dump = qlcnic_fdb_dump, 341aa43c215SJeff Kirsher #ifdef CONFIG_NET_POLL_CONTROLLER 342aa43c215SJeff Kirsher .ndo_poll_controller = qlcnic_poll_controller, 343aa43c215SJeff Kirsher #endif 3444000e7a7SRajesh Borundia #ifdef CONFIG_QLCNIC_SRIOV 3454000e7a7SRajesh Borundia .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac, 3464000e7a7SRajesh Borundia .ndo_set_vf_tx_rate = qlcnic_sriov_set_vf_tx_rate, 3474000e7a7SRajesh Borundia .ndo_get_vf_config = qlcnic_sriov_get_vf_config, 34891b7282bSRajesh Borundia .ndo_set_vf_vlan = qlcnic_sriov_set_vf_vlan, 3494000e7a7SRajesh Borundia #endif 350aa43c215SJeff Kirsher }; 351aa43c215SJeff Kirsher 352b43e5ee7SSucheta Chakraborty static const struct net_device_ops qlcnic_netdev_failed_ops = { 353b43e5ee7SSucheta Chakraborty .ndo_open = qlcnic_open, 354b43e5ee7SSucheta Chakraborty }; 355b43e5ee7SSucheta Chakraborty 356aa43c215SJeff Kirsher static struct qlcnic_nic_template qlcnic_ops = { 357aa43c215SJeff Kirsher .config_bridged_mode = qlcnic_config_bridged_mode, 3587e2cf4feSSony Chacko .config_led = qlcnic_82xx_config_led, 3597e2cf4feSSony Chacko .start_firmware = qlcnic_82xx_start_firmware, 3607e2cf4feSSony Chacko .request_reset = qlcnic_82xx_dev_request_reset, 3617e2cf4feSSony Chacko .cancel_idc_work = qlcnic_82xx_cancel_idc_work, 3627e2cf4feSSony Chacko .napi_add = qlcnic_82xx_napi_add, 3634be41e92SSony Chacko .napi_del = qlcnic_82xx_napi_del, 3647e2cf4feSSony Chacko .config_ipaddr = qlcnic_82xx_config_ipaddr, 3657e2cf4feSSony Chacko .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr, 366aa43c215SJeff Kirsher }; 367aa43c215SJeff Kirsher 3687e2cf4feSSony Chacko struct qlcnic_nic_template qlcnic_vf_ops = { 369aa43c215SJeff Kirsher .config_bridged_mode = qlcnicvf_config_bridged_mode, 370aa43c215SJeff Kirsher .config_led = qlcnicvf_config_led, 371aa43c215SJeff Kirsher .start_firmware = qlcnicvf_start_firmware 372aa43c215SJeff Kirsher }; 373aa43c215SJeff Kirsher 3747e2cf4feSSony Chacko static struct qlcnic_hardware_ops qlcnic_hw_ops = { 3757e2cf4feSSony Chacko .read_crb = qlcnic_82xx_read_crb, 3767e2cf4feSSony Chacko .write_crb = qlcnic_82xx_write_crb, 3777e2cf4feSSony Chacko .read_reg = qlcnic_82xx_hw_read_wx_2M, 3787e2cf4feSSony Chacko .write_reg = qlcnic_82xx_hw_write_wx_2M, 3797e2cf4feSSony Chacko .get_mac_address = qlcnic_82xx_get_mac_address, 3807e2cf4feSSony Chacko .setup_intr = qlcnic_82xx_setup_intr, 3817e2cf4feSSony Chacko .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args, 3827e2cf4feSSony Chacko .mbx_cmd = qlcnic_82xx_issue_cmd, 3837e2cf4feSSony Chacko .get_func_no = qlcnic_82xx_get_func_no, 3847e2cf4feSSony Chacko .api_lock = qlcnic_82xx_api_lock, 3857e2cf4feSSony Chacko .api_unlock = qlcnic_82xx_api_unlock, 3867e2cf4feSSony Chacko .add_sysfs = qlcnic_82xx_add_sysfs, 3877e2cf4feSSony Chacko .remove_sysfs = qlcnic_82xx_remove_sysfs, 3887e2cf4feSSony Chacko .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag, 3897e2cf4feSSony Chacko .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx, 3907e2cf4feSSony Chacko .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx, 3917cb03b23SRajesh Borundia .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx, 3927cb03b23SRajesh Borundia .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx, 3937e2cf4feSSony Chacko .setup_link_event = qlcnic_82xx_linkevent_request, 3947e2cf4feSSony Chacko .get_nic_info = qlcnic_82xx_get_nic_info, 3957e2cf4feSSony Chacko .get_pci_info = qlcnic_82xx_get_pci_info, 3967e2cf4feSSony Chacko .set_nic_info = qlcnic_82xx_set_nic_info, 3977e2cf4feSSony Chacko .change_macvlan = qlcnic_82xx_sre_macaddr_change, 3987e2cf4feSSony Chacko .napi_enable = qlcnic_82xx_napi_enable, 3997e2cf4feSSony Chacko .napi_disable = qlcnic_82xx_napi_disable, 4007e2cf4feSSony Chacko .config_intr_coal = qlcnic_82xx_config_intr_coalesce, 4017e2cf4feSSony Chacko .config_rss = qlcnic_82xx_config_rss, 4027e2cf4feSSony Chacko .config_hw_lro = qlcnic_82xx_config_hw_lro, 4037e2cf4feSSony Chacko .config_loopback = qlcnic_82xx_set_lb_mode, 4047e2cf4feSSony Chacko .clear_loopback = qlcnic_82xx_clear_lb_mode, 4057e2cf4feSSony Chacko .config_promisc_mode = qlcnic_82xx_nic_set_promisc, 4067e2cf4feSSony Chacko .change_l2_filter = qlcnic_82xx_change_filter, 4077e2cf4feSSony Chacko .get_board_info = qlcnic_82xx_get_board_info, 40891b7282bSRajesh Borundia .free_mac_list = qlcnic_82xx_free_mac_list, 4097e2cf4feSSony Chacko }; 4107e2cf4feSSony Chacko 4117f966452SSony Chacko int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) 412aa43c215SJeff Kirsher { 413aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 41413159183SSony Chacko int err = -1, i; 415da6c8063SRajesh Borundia int max_tx_rings, tx_vector; 416da6c8063SRajesh Borundia 417da6c8063SRajesh Borundia if (adapter->flags & QLCNIC_TX_INTR_SHARED) { 418da6c8063SRajesh Borundia max_tx_rings = 0; 419da6c8063SRajesh Borundia tx_vector = 0; 420da6c8063SRajesh Borundia } else { 421da6c8063SRajesh Borundia max_tx_rings = adapter->max_drv_tx_rings; 422da6c8063SRajesh Borundia tx_vector = 1; 423da6c8063SRajesh Borundia } 42413159183SSony Chacko 42513159183SSony Chacko if (!adapter->msix_entries) { 42613159183SSony Chacko adapter->msix_entries = kcalloc(num_msix, 42713159183SSony Chacko sizeof(struct msix_entry), 42813159183SSony Chacko GFP_KERNEL); 429b2adaca9SJoe Perches if (!adapter->msix_entries) 43013159183SSony Chacko return -ENOMEM; 43113159183SSony Chacko } 432aa43c215SJeff Kirsher 433aa43c215SJeff Kirsher adapter->max_sds_rings = 1; 434aa43c215SJeff Kirsher adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); 435aa43c215SJeff Kirsher 43679788450SSony Chacko if (adapter->ahw->msix_supported) { 437aa43c215SJeff Kirsher enable_msix: 43813159183SSony Chacko for (i = 0; i < num_msix; i++) 43913159183SSony Chacko adapter->msix_entries[i].entry = i; 440aa43c215SJeff Kirsher err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); 441aa43c215SJeff Kirsher if (err == 0) { 442aa43c215SJeff Kirsher adapter->flags |= QLCNIC_MSIX_ENABLED; 44313159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 44413159183SSony Chacko adapter->ahw->num_msix = num_msix; 44513159183SSony Chacko /* subtract mail box and tx ring vectors */ 44613159183SSony Chacko adapter->max_sds_rings = num_msix - 44713159183SSony Chacko max_tx_rings - 1; 44813159183SSony Chacko } else { 449aa43c215SJeff Kirsher adapter->max_sds_rings = num_msix; 45013159183SSony Chacko } 451aa43c215SJeff Kirsher dev_info(&pdev->dev, "using msi-x interrupts\n"); 452aa43c215SJeff Kirsher return err; 45313159183SSony Chacko } else if (err > 0) { 45413159183SSony Chacko dev_info(&pdev->dev, 45513159183SSony Chacko "Unable to allocate %d MSI-X interrupt vectors\n", 45613159183SSony Chacko num_msix); 45713159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 458da6c8063SRajesh Borundia if (err < (QLC_83XX_MINIMUM_VECTOR - tx_vector)) 45913159183SSony Chacko return err; 460da6c8063SRajesh Borundia err -= (max_tx_rings + 1); 461aa43c215SJeff Kirsher num_msix = rounddown_pow_of_two(err); 462da6c8063SRajesh Borundia num_msix += (max_tx_rings + 1); 46313159183SSony Chacko } else { 46413159183SSony Chacko num_msix = rounddown_pow_of_two(err); 46513159183SSony Chacko } 46613159183SSony Chacko 46713159183SSony Chacko if (num_msix) { 46813159183SSony Chacko dev_info(&pdev->dev, 469dce056cbSManish Chopra "Trying to allocate %d MSI-X interrupt vectors\n", 47013159183SSony Chacko num_msix); 471aa43c215SJeff Kirsher goto enable_msix; 472aa43c215SJeff Kirsher } 47313159183SSony Chacko } else { 474dce056cbSManish Chopra dev_info(&pdev->dev, 475dce056cbSManish Chopra "Unable to allocate %d MSI-X interrupt vectors\n", 47613159183SSony Chacko num_msix); 477aa43c215SJeff Kirsher } 47813159183SSony Chacko } 47913159183SSony Chacko 480aa43c215SJeff Kirsher return err; 481aa43c215SJeff Kirsher } 482aa43c215SJeff Kirsher 4839a97e705SManish chopra static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) 484aa43c215SJeff Kirsher { 4859a97e705SManish chopra int err = 0; 48615087c2bSSony Chacko u32 offset, mask_reg; 487aa43c215SJeff Kirsher const struct qlcnic_legacy_intr_set *legacy_intrp; 48815087c2bSSony Chacko struct qlcnic_hardware_context *ahw = adapter->ahw; 489aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 490aa43c215SJeff Kirsher 491099f7aa7SSony Chacko if (qlcnic_use_msi && !pci_enable_msi(pdev)) { 492aa43c215SJeff Kirsher adapter->flags |= QLCNIC_MSI_ENABLED; 49315087c2bSSony Chacko offset = msi_tgt_status[adapter->ahw->pci_func]; 49415087c2bSSony Chacko adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw, 49515087c2bSSony Chacko offset); 496aa43c215SJeff Kirsher dev_info(&pdev->dev, "using msi interrupts\n"); 497aa43c215SJeff Kirsher adapter->msix_entries[0].vector = pdev->irq; 4989a97e705SManish chopra return err; 499aa43c215SJeff Kirsher } 5009a97e705SManish chopra if (qlcnic_use_msi || qlcnic_use_msi_x) 5019a97e705SManish chopra return -EOPNOTSUPP; 502aa43c215SJeff Kirsher 503aa43c215SJeff Kirsher legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; 50479788450SSony Chacko adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit; 50515087c2bSSony Chacko offset = legacy_intrp->tgt_status_reg; 50615087c2bSSony Chacko adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset); 50715087c2bSSony Chacko mask_reg = legacy_intrp->tgt_mask_reg; 50815087c2bSSony Chacko adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg); 50915087c2bSSony Chacko adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR); 51015087c2bSSony Chacko adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG); 511aa43c215SJeff Kirsher dev_info(&pdev->dev, "using legacy interrupts\n"); 512aa43c215SJeff Kirsher adapter->msix_entries[0].vector = pdev->irq; 5139a97e705SManish chopra return err; 514aa43c215SJeff Kirsher } 515aa43c215SJeff Kirsher 5167e2cf4feSSony Chacko int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr) 517aa43c215SJeff Kirsher { 5189a97e705SManish chopra int num_msix, err = 0; 519aa43c215SJeff Kirsher 5207e2cf4feSSony Chacko if (!num_intr) 5217e2cf4feSSony Chacko num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS; 5227e2cf4feSSony Chacko 5237e2cf4feSSony Chacko if (adapter->ahw->msix_supported) 524aa43c215SJeff Kirsher num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), 5257e2cf4feSSony Chacko num_intr)); 5267e2cf4feSSony Chacko else 527aa43c215SJeff Kirsher num_msix = 1; 528aa43c215SJeff Kirsher 5297e2cf4feSSony Chacko err = qlcnic_enable_msix(adapter, num_msix); 5307e2cf4feSSony Chacko if (err == -ENOMEM || !err) 5317e2cf4feSSony Chacko return err; 532aa43c215SJeff Kirsher 5339a97e705SManish chopra err = qlcnic_enable_msi_legacy(adapter); 5349a97e705SManish chopra if (!err) 5359a97e705SManish chopra return err; 5369a97e705SManish chopra 5379a97e705SManish chopra return -EIO; 538aa43c215SJeff Kirsher } 53913159183SSony Chacko 540319ecf12SSony Chacko void qlcnic_teardown_intr(struct qlcnic_adapter *adapter) 541aa43c215SJeff Kirsher { 542aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_MSIX_ENABLED) 543aa43c215SJeff Kirsher pci_disable_msix(adapter->pdev); 544aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_MSI_ENABLED) 545aa43c215SJeff Kirsher pci_disable_msi(adapter->pdev); 54613159183SSony Chacko 54713159183SSony Chacko kfree(adapter->msix_entries); 54813159183SSony Chacko adapter->msix_entries = NULL; 54913159183SSony Chacko 55013159183SSony Chacko if (adapter->ahw->intr_tbl) { 55113159183SSony Chacko vfree(adapter->ahw->intr_tbl); 55213159183SSony Chacko adapter->ahw->intr_tbl = NULL; 55313159183SSony Chacko } 554aa43c215SJeff Kirsher } 555aa43c215SJeff Kirsher 556f1a094a8SRajesh Borundia static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw) 557aa43c215SJeff Kirsher { 558f1a094a8SRajesh Borundia if (ahw->pci_base0 != NULL) 559f1a094a8SRajesh Borundia iounmap(ahw->pci_base0); 560aa43c215SJeff Kirsher } 561aa43c215SJeff Kirsher 5627e2cf4feSSony Chacko static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) 5637e2cf4feSSony Chacko { 5647e2cf4feSSony Chacko struct qlcnic_pci_info *pci_info; 5657e2cf4feSSony Chacko int ret; 5667e2cf4feSSony Chacko 5677e2cf4feSSony Chacko if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { 5687e2cf4feSSony Chacko switch (adapter->ahw->port_type) { 5697e2cf4feSSony Chacko case QLCNIC_GBE: 5707e2cf4feSSony Chacko adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS; 5717e2cf4feSSony Chacko break; 5727e2cf4feSSony Chacko case QLCNIC_XGBE: 5737e2cf4feSSony Chacko adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS; 5747e2cf4feSSony Chacko break; 5757e2cf4feSSony Chacko } 5767e2cf4feSSony Chacko return 0; 5777e2cf4feSSony Chacko } 5787e2cf4feSSony Chacko 5797e2cf4feSSony Chacko if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) 5807e2cf4feSSony Chacko return 0; 5817e2cf4feSSony Chacko 5827e2cf4feSSony Chacko pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); 5837e2cf4feSSony Chacko if (!pci_info) 5847e2cf4feSSony Chacko return -ENOMEM; 5857e2cf4feSSony Chacko 5867e2cf4feSSony Chacko ret = qlcnic_get_pci_info(adapter, pci_info); 5877e2cf4feSSony Chacko kfree(pci_info); 5887e2cf4feSSony Chacko return ret; 5897e2cf4feSSony Chacko } 590d71170fbSSony Chacko 591d71170fbSSony Chacko int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) 592aa43c215SJeff Kirsher { 593aa43c215SJeff Kirsher struct qlcnic_pci_info *pci_info; 594bff57d8eSSony Chacko int i, ret = 0, j = 0; 595bff57d8eSSony Chacko u16 act_pci_func; 596aa43c215SJeff Kirsher u8 pfn; 597aa43c215SJeff Kirsher 598aa43c215SJeff Kirsher pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); 599aa43c215SJeff Kirsher if (!pci_info) 600aa43c215SJeff Kirsher return -ENOMEM; 601aa43c215SJeff Kirsher 602bff57d8eSSony Chacko ret = qlcnic_get_pci_info(adapter, pci_info); 603bff57d8eSSony Chacko if (ret) 604bff57d8eSSony Chacko goto err_pci_info; 605bff57d8eSSony Chacko 606bff57d8eSSony Chacko act_pci_func = adapter->ahw->act_pci_func; 607bff57d8eSSony Chacko 608aa43c215SJeff Kirsher adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * 609bff57d8eSSony Chacko act_pci_func, GFP_KERNEL); 610aa43c215SJeff Kirsher if (!adapter->npars) { 611aa43c215SJeff Kirsher ret = -ENOMEM; 612aa43c215SJeff Kirsher goto err_pci_info; 613aa43c215SJeff Kirsher } 614aa43c215SJeff Kirsher 615aa43c215SJeff Kirsher adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * 616aa43c215SJeff Kirsher QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); 617aa43c215SJeff Kirsher if (!adapter->eswitch) { 618aa43c215SJeff Kirsher ret = -ENOMEM; 619aa43c215SJeff Kirsher goto err_npars; 620aa43c215SJeff Kirsher } 621aa43c215SJeff Kirsher 622aa43c215SJeff Kirsher for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { 623aa43c215SJeff Kirsher pfn = pci_info[i].id; 624bff57d8eSSony Chacko 6250f6efff9SDan Carpenter if (pfn >= QLCNIC_MAX_PCI_FUNC) { 626aa43c215SJeff Kirsher ret = QL_STATUS_INVALID_PARAM; 627aa43c215SJeff Kirsher goto err_eswitch; 628aa43c215SJeff Kirsher } 629bff57d8eSSony Chacko 630bff57d8eSSony Chacko if (!pci_info[i].active || 631bff57d8eSSony Chacko (pci_info[i].type != QLCNIC_TYPE_NIC)) 632bff57d8eSSony Chacko continue; 633bff57d8eSSony Chacko 634bff57d8eSSony Chacko adapter->npars[j].pci_func = pfn; 635bff57d8eSSony Chacko adapter->npars[j].active = (u8)pci_info[i].active; 636bff57d8eSSony Chacko adapter->npars[j].type = (u8)pci_info[i].type; 637bff57d8eSSony Chacko adapter->npars[j].phy_port = (u8)pci_info[i].default_port; 638bff57d8eSSony Chacko adapter->npars[j].min_bw = pci_info[i].tx_min_bw; 639bff57d8eSSony Chacko adapter->npars[j].max_bw = pci_info[i].tx_max_bw; 640bff57d8eSSony Chacko j++; 641aa43c215SJeff Kirsher } 642aa43c215SJeff Kirsher 64313159183SSony Chacko for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) { 644aa43c215SJeff Kirsher adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; 64513159183SSony Chacko if (qlcnic_83xx_check(adapter)) 64613159183SSony Chacko qlcnic_enable_eswitch(adapter, i, 1); 64713159183SSony Chacko } 648aa43c215SJeff Kirsher 649aa43c215SJeff Kirsher kfree(pci_info); 650aa43c215SJeff Kirsher return 0; 651aa43c215SJeff Kirsher 652aa43c215SJeff Kirsher err_eswitch: 653aa43c215SJeff Kirsher kfree(adapter->eswitch); 654aa43c215SJeff Kirsher adapter->eswitch = NULL; 655aa43c215SJeff Kirsher err_npars: 656aa43c215SJeff Kirsher kfree(adapter->npars); 657aa43c215SJeff Kirsher adapter->npars = NULL; 658aa43c215SJeff Kirsher err_pci_info: 659aa43c215SJeff Kirsher kfree(pci_info); 660aa43c215SJeff Kirsher 661aa43c215SJeff Kirsher return ret; 662aa43c215SJeff Kirsher } 663aa43c215SJeff Kirsher 664aa43c215SJeff Kirsher static int 665aa43c215SJeff Kirsher qlcnic_set_function_modes(struct qlcnic_adapter *adapter) 666aa43c215SJeff Kirsher { 667aa43c215SJeff Kirsher u8 id; 668aa43c215SJeff Kirsher int i, ret = 1; 669aa43c215SJeff Kirsher u32 data = QLCNIC_MGMT_FUNC; 670bff57d8eSSony Chacko struct qlcnic_hardware_context *ahw = adapter->ahw; 671aa43c215SJeff Kirsher 672aa43c215SJeff Kirsher ret = qlcnic_api_lock(adapter); 673aa43c215SJeff Kirsher if (ret) 674aa43c215SJeff Kirsher goto err_lock; 675aa43c215SJeff Kirsher 676aa43c215SJeff Kirsher if (qlcnic_config_npars) { 677bff57d8eSSony Chacko for (i = 0; i < ahw->act_pci_func; i++) { 678bff57d8eSSony Chacko id = adapter->npars[i].pci_func; 679bff57d8eSSony Chacko if (id == ahw->pci_func) 680aa43c215SJeff Kirsher continue; 681aa43c215SJeff Kirsher data |= (qlcnic_config_npars & 682aa43c215SJeff Kirsher QLC_DEV_SET_DRV(0xf, id)); 683aa43c215SJeff Kirsher } 684aa43c215SJeff Kirsher } else { 685a15ebd37SHimanshu Madhani data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); 686bff57d8eSSony Chacko data = (data & ~QLC_DEV_SET_DRV(0xf, ahw->pci_func)) | 687aa43c215SJeff Kirsher (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, 688bff57d8eSSony Chacko ahw->pci_func)); 689aa43c215SJeff Kirsher } 690a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data); 691aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 692aa43c215SJeff Kirsher err_lock: 693aa43c215SJeff Kirsher return ret; 694aa43c215SJeff Kirsher } 695aa43c215SJeff Kirsher 69613159183SSony Chacko static void qlcnic_check_vf(struct qlcnic_adapter *adapter, 69713159183SSony Chacko const struct pci_device_id *ent) 698aa43c215SJeff Kirsher { 699aa43c215SJeff Kirsher u32 op_mode, priv_level; 700aa43c215SJeff Kirsher 701aa43c215SJeff Kirsher /* Determine FW API version */ 70213159183SSony Chacko adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter, 703aa43c215SJeff Kirsher QLCNIC_FW_API); 704aa43c215SJeff Kirsher 705aa43c215SJeff Kirsher /* Find PCI function number */ 70613159183SSony Chacko qlcnic_get_func_no(adapter); 707aa43c215SJeff Kirsher 708aa43c215SJeff Kirsher /* Determine function privilege level */ 70913159183SSony Chacko op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); 710aa43c215SJeff Kirsher if (op_mode == QLC_DEV_DRV_DEFAULT) 711aa43c215SJeff Kirsher priv_level = QLCNIC_MGMT_FUNC; 712aa43c215SJeff Kirsher else 713aa43c215SJeff Kirsher priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); 714aa43c215SJeff Kirsher 715aa43c215SJeff Kirsher if (priv_level == QLCNIC_NON_PRIV_FUNC) { 71679788450SSony Chacko adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC; 717aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, 718aa43c215SJeff Kirsher "HAL Version: %d Non Privileged function\n", 71979788450SSony Chacko adapter->ahw->fw_hal_version); 720aa43c215SJeff Kirsher adapter->nic_ops = &qlcnic_vf_ops; 721aa43c215SJeff Kirsher } else 722aa43c215SJeff Kirsher adapter->nic_ops = &qlcnic_ops; 723aa43c215SJeff Kirsher } 724aa43c215SJeff Kirsher 72515087c2bSSony Chacko #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL 72613159183SSony Chacko #define QLCNIC_83XX_BAR0_LENGTH 0x4000 72715087c2bSSony Chacko static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) 728aa43c215SJeff Kirsher { 72915087c2bSSony Chacko switch (dev_id) { 73015087c2bSSony Chacko case PCI_DEVICE_ID_QLOGIC_QLE824X: 73115087c2bSSony Chacko *bar = QLCNIC_82XX_BAR0_LENGTH; 73215087c2bSSony Chacko break; 73313159183SSony Chacko case PCI_DEVICE_ID_QLOGIC_QLE834X: 734f8468331SRajesh Borundia case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: 73513159183SSony Chacko *bar = QLCNIC_83XX_BAR0_LENGTH; 73613159183SSony Chacko break; 73715087c2bSSony Chacko default: 73815087c2bSSony Chacko *bar = 0; 73915087c2bSSony Chacko } 74015087c2bSSony Chacko } 74115087c2bSSony Chacko 74215087c2bSSony Chacko static int qlcnic_setup_pci_map(struct pci_dev *pdev, 74315087c2bSSony Chacko struct qlcnic_hardware_context *ahw) 74415087c2bSSony Chacko { 74515087c2bSSony Chacko u32 offset; 746aa43c215SJeff Kirsher void __iomem *mem_ptr0 = NULL; 74715087c2bSSony Chacko unsigned long mem_len, pci_len0 = 0, bar0_len; 748aa43c215SJeff Kirsher 749aa43c215SJeff Kirsher /* remap phys address */ 750aa43c215SJeff Kirsher mem_len = pci_resource_len(pdev, 0); 751aa43c215SJeff Kirsher 75215087c2bSSony Chacko qlcnic_get_bar_length(pdev->device, &bar0_len); 75315087c2bSSony Chacko if (mem_len >= bar0_len) { 754aa43c215SJeff Kirsher 755aa43c215SJeff Kirsher mem_ptr0 = pci_ioremap_bar(pdev, 0); 756aa43c215SJeff Kirsher if (mem_ptr0 == NULL) { 757aa43c215SJeff Kirsher dev_err(&pdev->dev, "failed to map PCI bar 0\n"); 758aa43c215SJeff Kirsher return -EIO; 759aa43c215SJeff Kirsher } 760aa43c215SJeff Kirsher pci_len0 = mem_len; 761aa43c215SJeff Kirsher } else { 762aa43c215SJeff Kirsher return -EIO; 763aa43c215SJeff Kirsher } 764aa43c215SJeff Kirsher 765f8468331SRajesh Borundia dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10)); 7667e2cf4feSSony Chacko 76715087c2bSSony Chacko ahw->pci_base0 = mem_ptr0; 76815087c2bSSony Chacko ahw->pci_len0 = pci_len0; 76915087c2bSSony Chacko offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func)); 77015087c2bSSony Chacko qlcnic_get_ioaddr(ahw, offset); 771aa43c215SJeff Kirsher 772aa43c215SJeff Kirsher return 0; 773aa43c215SJeff Kirsher } 774aa43c215SJeff Kirsher 77522999798SSony Chacko static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) 776aa43c215SJeff Kirsher { 777aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 778aa43c215SJeff Kirsher int i, found = 0; 779aa43c215SJeff Kirsher 780aa43c215SJeff Kirsher for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) { 781aa43c215SJeff Kirsher if (qlcnic_boards[i].vendor == pdev->vendor && 782aa43c215SJeff Kirsher qlcnic_boards[i].device == pdev->device && 783aa43c215SJeff Kirsher qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor && 784aa43c215SJeff Kirsher qlcnic_boards[i].sub_device == pdev->subsystem_device) { 785aa43c215SJeff Kirsher sprintf(name, "%pM: %s" , 786aa43c215SJeff Kirsher adapter->mac_addr, 787aa43c215SJeff Kirsher qlcnic_boards[i].short_name); 788aa43c215SJeff Kirsher found = 1; 789aa43c215SJeff Kirsher break; 790aa43c215SJeff Kirsher } 791aa43c215SJeff Kirsher 792aa43c215SJeff Kirsher } 793aa43c215SJeff Kirsher 794aa43c215SJeff Kirsher if (!found) 795aa43c215SJeff Kirsher sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); 796aa43c215SJeff Kirsher } 797aa43c215SJeff Kirsher 798aa43c215SJeff Kirsher static void 799aa43c215SJeff Kirsher qlcnic_check_options(struct qlcnic_adapter *adapter) 800aa43c215SJeff Kirsher { 801a15ebd37SHimanshu Madhani int err; 802aa43c215SJeff Kirsher u32 fw_major, fw_minor, fw_build, prev_fw_version; 803aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 804a15ebd37SHimanshu Madhani struct qlcnic_hardware_context *ahw = adapter->ahw; 805a15ebd37SHimanshu Madhani struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; 806aa43c215SJeff Kirsher 807aa43c215SJeff Kirsher prev_fw_version = adapter->fw_version; 808aa43c215SJeff Kirsher 809a15ebd37SHimanshu Madhani fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); 810a15ebd37SHimanshu Madhani fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); 811a15ebd37SHimanshu Madhani fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); 812aa43c215SJeff Kirsher 813aa43c215SJeff Kirsher adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); 814aa43c215SJeff Kirsher 815a15ebd37SHimanshu Madhani err = qlcnic_get_board_info(adapter); 816a15ebd37SHimanshu Madhani if (err) { 817a15ebd37SHimanshu Madhani dev_err(&pdev->dev, "Error getting board config info.\n"); 818a15ebd37SHimanshu Madhani return; 819a15ebd37SHimanshu Madhani } 820a15ebd37SHimanshu Madhani if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { 821aa43c215SJeff Kirsher if (fw_dump->tmpl_hdr == NULL || 822aa43c215SJeff Kirsher adapter->fw_version > prev_fw_version) { 823aa43c215SJeff Kirsher if (fw_dump->tmpl_hdr) 824aa43c215SJeff Kirsher vfree(fw_dump->tmpl_hdr); 825aa43c215SJeff Kirsher if (!qlcnic_fw_cmd_get_minidump_temp(adapter)) 826aa43c215SJeff Kirsher dev_info(&pdev->dev, 827aa43c215SJeff Kirsher "Supports FW dump capability\n"); 828aa43c215SJeff Kirsher } 829aa43c215SJeff Kirsher } 830aa43c215SJeff Kirsher 83113159183SSony Chacko dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n", 83213159183SSony Chacko QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); 83313159183SSony Chacko 834aa43c215SJeff Kirsher if (adapter->ahw->port_type == QLCNIC_XGBE) { 835aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { 836aa43c215SJeff Kirsher adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; 837aa43c215SJeff Kirsher adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; 838aa43c215SJeff Kirsher } else { 839aa43c215SJeff Kirsher adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G; 840aa43c215SJeff Kirsher adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G; 841aa43c215SJeff Kirsher } 842aa43c215SJeff Kirsher 843aa43c215SJeff Kirsher adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; 844aa43c215SJeff Kirsher adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; 845aa43c215SJeff Kirsher 846aa43c215SJeff Kirsher } else if (adapter->ahw->port_type == QLCNIC_GBE) { 847aa43c215SJeff Kirsher adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; 848aa43c215SJeff Kirsher adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; 849aa43c215SJeff Kirsher adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; 850aa43c215SJeff Kirsher adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; 851aa43c215SJeff Kirsher } 852aa43c215SJeff Kirsher 853099f7aa7SSony Chacko adapter->ahw->msix_supported = !!qlcnic_use_msi_x; 854aa43c215SJeff Kirsher 855aa43c215SJeff Kirsher adapter->num_txd = MAX_CMD_DESCRIPTORS; 856aa43c215SJeff Kirsher 857aa43c215SJeff Kirsher adapter->max_rds_rings = MAX_RDS_RINGS; 858aa43c215SJeff Kirsher } 859aa43c215SJeff Kirsher 860aa43c215SJeff Kirsher static int 861aa43c215SJeff Kirsher qlcnic_initialize_nic(struct qlcnic_adapter *adapter) 862aa43c215SJeff Kirsher { 863aa43c215SJeff Kirsher int err; 864aa43c215SJeff Kirsher struct qlcnic_info nic_info; 865aa43c215SJeff Kirsher 866bff57d8eSSony Chacko memset(&nic_info, 0, sizeof(struct qlcnic_info)); 867aa43c215SJeff Kirsher err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func); 868aa43c215SJeff Kirsher if (err) 869aa43c215SJeff Kirsher return err; 870aa43c215SJeff Kirsher 87179788450SSony Chacko adapter->ahw->physical_port = (u8)nic_info.phys_port; 87279788450SSony Chacko adapter->ahw->switch_mode = nic_info.switch_mode; 87379788450SSony Chacko adapter->ahw->max_tx_ques = nic_info.max_tx_ques; 87479788450SSony Chacko adapter->ahw->max_rx_ques = nic_info.max_rx_ques; 87579788450SSony Chacko adapter->ahw->capabilities = nic_info.capabilities; 876776e7bdeSShahed Shaikh 877776e7bdeSShahed Shaikh if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { 878776e7bdeSShahed Shaikh u32 temp; 879776e7bdeSShahed Shaikh temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); 880776e7bdeSShahed Shaikh adapter->ahw->capabilities2 = temp; 881776e7bdeSShahed Shaikh } 88279788450SSony Chacko adapter->ahw->max_mac_filters = nic_info.max_mac_filters; 88379788450SSony Chacko adapter->ahw->max_mtu = nic_info.max_mtu; 884aa43c215SJeff Kirsher 88513159183SSony Chacko /* Disable NPAR for 83XX */ 88613159183SSony Chacko if (qlcnic_83xx_check(adapter)) 88713159183SSony Chacko return err; 88813159183SSony Chacko 88979788450SSony Chacko if (adapter->ahw->capabilities & BIT_6) 890aa43c215SJeff Kirsher adapter->flags |= QLCNIC_ESWITCH_ENABLED; 891aa43c215SJeff Kirsher else 892aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; 893aa43c215SJeff Kirsher 894aa43c215SJeff Kirsher return err; 895aa43c215SJeff Kirsher } 896aa43c215SJeff Kirsher 897ec079a07SSony Chacko void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, 898aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg *esw_cfg) 899aa43c215SJeff Kirsher { 900aa43c215SJeff Kirsher if (esw_cfg->discard_tagged) 901aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_TAGGING_ENABLED; 902aa43c215SJeff Kirsher else 903aa43c215SJeff Kirsher adapter->flags |= QLCNIC_TAGGING_ENABLED; 904aa43c215SJeff Kirsher 90591b7282bSRajesh Borundia if (esw_cfg->vlan_id) { 90691b7282bSRajesh Borundia adapter->rx_pvid = esw_cfg->vlan_id; 90791b7282bSRajesh Borundia adapter->tx_pvid = esw_cfg->vlan_id; 90891b7282bSRajesh Borundia } else { 90991b7282bSRajesh Borundia adapter->rx_pvid = 0; 91091b7282bSRajesh Borundia adapter->tx_pvid = 0; 91191b7282bSRajesh Borundia } 912aa43c215SJeff Kirsher } 913aa43c215SJeff Kirsher 9148e586137SJiri Pirko static int 91580d5c368SPatrick McHardy qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid) 916aa43c215SJeff Kirsher { 917aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 91891b7282bSRajesh Borundia int err; 91991b7282bSRajesh Borundia 92091b7282bSRajesh Borundia if (qlcnic_sriov_vf_check(adapter)) { 92191b7282bSRajesh Borundia err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 1); 92291b7282bSRajesh Borundia if (err) { 92391b7282bSRajesh Borundia netdev_err(netdev, 92491b7282bSRajesh Borundia "Cannot add VLAN filter for VLAN id %d, err=%d", 92591b7282bSRajesh Borundia vid, err); 92691b7282bSRajesh Borundia return err; 92791b7282bSRajesh Borundia } 92891b7282bSRajesh Borundia } 92991b7282bSRajesh Borundia 930aa43c215SJeff Kirsher set_bit(vid, adapter->vlans); 9318e586137SJiri Pirko return 0; 932aa43c215SJeff Kirsher } 933aa43c215SJeff Kirsher 9348e586137SJiri Pirko static int 93580d5c368SPatrick McHardy qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid) 936aa43c215SJeff Kirsher { 937aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 93891b7282bSRajesh Borundia int err; 93991b7282bSRajesh Borundia 94091b7282bSRajesh Borundia if (qlcnic_sriov_vf_check(adapter)) { 94191b7282bSRajesh Borundia err = qlcnic_sriov_cfg_vf_guest_vlan(adapter, vid, 0); 94291b7282bSRajesh Borundia if (err) { 94391b7282bSRajesh Borundia netdev_err(netdev, 94491b7282bSRajesh Borundia "Cannot delete VLAN filter for VLAN id %d, err=%d", 94591b7282bSRajesh Borundia vid, err); 94691b7282bSRajesh Borundia return err; 94791b7282bSRajesh Borundia } 94891b7282bSRajesh Borundia } 949aa43c215SJeff Kirsher 950aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_DOWN); 951aa43c215SJeff Kirsher clear_bit(vid, adapter->vlans); 9528e586137SJiri Pirko return 0; 953aa43c215SJeff Kirsher } 954aa43c215SJeff Kirsher 955ec079a07SSony Chacko void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, 956aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg *esw_cfg) 957aa43c215SJeff Kirsher { 958aa43c215SJeff Kirsher adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED | 959aa43c215SJeff Kirsher QLCNIC_PROMISC_DISABLED); 960aa43c215SJeff Kirsher 961aa43c215SJeff Kirsher if (esw_cfg->mac_anti_spoof) 962aa43c215SJeff Kirsher adapter->flags |= QLCNIC_MACSPOOF; 963aa43c215SJeff Kirsher 964aa43c215SJeff Kirsher if (!esw_cfg->mac_override) 965aa43c215SJeff Kirsher adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED; 966aa43c215SJeff Kirsher 967aa43c215SJeff Kirsher if (!esw_cfg->promisc_mode) 968aa43c215SJeff Kirsher adapter->flags |= QLCNIC_PROMISC_DISABLED; 969aa43c215SJeff Kirsher 970aa43c215SJeff Kirsher qlcnic_set_netdev_features(adapter, esw_cfg); 971aa43c215SJeff Kirsher } 972aa43c215SJeff Kirsher 973d71170fbSSony Chacko int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) 974aa43c215SJeff Kirsher { 975aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg esw_cfg; 976aa43c215SJeff Kirsher 977aa43c215SJeff Kirsher if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) 978aa43c215SJeff Kirsher return 0; 979aa43c215SJeff Kirsher 980aa43c215SJeff Kirsher esw_cfg.pci_func = adapter->ahw->pci_func; 981aa43c215SJeff Kirsher if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg)) 982aa43c215SJeff Kirsher return -EIO; 983aa43c215SJeff Kirsher qlcnic_set_vlan_config(adapter, &esw_cfg); 984aa43c215SJeff Kirsher qlcnic_set_eswitch_port_features(adapter, &esw_cfg); 985aa43c215SJeff Kirsher 986aa43c215SJeff Kirsher return 0; 987aa43c215SJeff Kirsher } 988aa43c215SJeff Kirsher 989aa43c215SJeff Kirsher static void 990aa43c215SJeff Kirsher qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, 991aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg *esw_cfg) 992aa43c215SJeff Kirsher { 993aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 99413159183SSony Chacko unsigned long features, vlan_features; 995aa43c215SJeff Kirsher 99613159183SSony Chacko if (qlcnic_83xx_check(adapter)) 99713159183SSony Chacko return; 99813159183SSony Chacko 9997e38d04bSSony Chacko features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | 1000aa43c215SJeff Kirsher NETIF_F_IPV6_CSUM | NETIF_F_GRO); 1001aa43c215SJeff Kirsher vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM | 100213159183SSony Chacko NETIF_F_IPV6_CSUM); 1003aa43c215SJeff Kirsher 100413159183SSony Chacko if (QLCNIC_IS_TSO_CAPABLE(adapter)) { 1005aa43c215SJeff Kirsher features |= (NETIF_F_TSO | NETIF_F_TSO6); 1006aa43c215SJeff Kirsher vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); 1007aa43c215SJeff Kirsher } 1008aa43c215SJeff Kirsher 1009aa43c215SJeff Kirsher if (netdev->features & NETIF_F_LRO) 1010aa43c215SJeff Kirsher features |= NETIF_F_LRO; 1011aa43c215SJeff Kirsher 1012aa43c215SJeff Kirsher if (esw_cfg->offload_flags & BIT_0) { 1013aa43c215SJeff Kirsher netdev->features |= features; 101413159183SSony Chacko adapter->rx_csum = 1; 10157e38d04bSSony Chacko if (!(esw_cfg->offload_flags & BIT_1)) { 1016aa43c215SJeff Kirsher netdev->features &= ~NETIF_F_TSO; 10177e38d04bSSony Chacko features &= ~NETIF_F_TSO; 10187e38d04bSSony Chacko } 10197e38d04bSSony Chacko if (!(esw_cfg->offload_flags & BIT_2)) { 1020aa43c215SJeff Kirsher netdev->features &= ~NETIF_F_TSO6; 10217e38d04bSSony Chacko features &= ~NETIF_F_TSO6; 10227e38d04bSSony Chacko } 1023aa43c215SJeff Kirsher } else { 1024aa43c215SJeff Kirsher netdev->features &= ~features; 10257e38d04bSSony Chacko features &= ~features; 102613159183SSony Chacko adapter->rx_csum = 0; 1027aa43c215SJeff Kirsher } 1028aa43c215SJeff Kirsher 1029aa43c215SJeff Kirsher netdev->vlan_features = (features & vlan_features); 1030aa43c215SJeff Kirsher } 1031aa43c215SJeff Kirsher 1032aa43c215SJeff Kirsher static int 1033aa43c215SJeff Kirsher qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) 1034aa43c215SJeff Kirsher { 1035aa43c215SJeff Kirsher u32 op_mode, priv_level; 1036aa43c215SJeff Kirsher int err = 0; 1037aa43c215SJeff Kirsher 1038aa43c215SJeff Kirsher err = qlcnic_initialize_nic(adapter); 1039aa43c215SJeff Kirsher if (err) 1040aa43c215SJeff Kirsher return err; 1041aa43c215SJeff Kirsher 1042aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) 1043aa43c215SJeff Kirsher return 0; 1044aa43c215SJeff Kirsher 104513159183SSony Chacko op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); 1046aa43c215SJeff Kirsher priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); 1047aa43c215SJeff Kirsher 1048aa43c215SJeff Kirsher if (op_mode == QLC_DEV_DRV_DEFAULT) 1049aa43c215SJeff Kirsher priv_level = QLCNIC_MGMT_FUNC; 1050aa43c215SJeff Kirsher else 1051aa43c215SJeff Kirsher priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); 1052aa43c215SJeff Kirsher 1053aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { 1054aa43c215SJeff Kirsher if (priv_level == QLCNIC_MGMT_FUNC) { 105579788450SSony Chacko adapter->ahw->op_mode = QLCNIC_MGMT_FUNC; 1056aa43c215SJeff Kirsher err = qlcnic_init_pci_info(adapter); 1057aa43c215SJeff Kirsher if (err) 1058aa43c215SJeff Kirsher return err; 1059aa43c215SJeff Kirsher /* Set privilege level for other functions */ 1060aa43c215SJeff Kirsher qlcnic_set_function_modes(adapter); 1061aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, 1062aa43c215SJeff Kirsher "HAL Version: %d, Management function\n", 106379788450SSony Chacko adapter->ahw->fw_hal_version); 1064aa43c215SJeff Kirsher } else if (priv_level == QLCNIC_PRIV_FUNC) { 106579788450SSony Chacko adapter->ahw->op_mode = QLCNIC_PRIV_FUNC; 1066aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, 1067aa43c215SJeff Kirsher "HAL Version: %d, Privileged function\n", 106879788450SSony Chacko adapter->ahw->fw_hal_version); 1069aa43c215SJeff Kirsher } 1070aa43c215SJeff Kirsher } 1071aa43c215SJeff Kirsher 1072aa43c215SJeff Kirsher adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; 1073aa43c215SJeff Kirsher 1074aa43c215SJeff Kirsher return err; 1075aa43c215SJeff Kirsher } 1076aa43c215SJeff Kirsher 1077d71170fbSSony Chacko int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) 1078aa43c215SJeff Kirsher { 1079aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg esw_cfg; 1080aa43c215SJeff Kirsher struct qlcnic_npar_info *npar; 1081aa43c215SJeff Kirsher u8 i; 1082aa43c215SJeff Kirsher 1083aa43c215SJeff Kirsher if (adapter->need_fw_reset) 1084aa43c215SJeff Kirsher return 0; 1085aa43c215SJeff Kirsher 1086bff57d8eSSony Chacko for (i = 0; i < adapter->ahw->act_pci_func; i++) { 1087aa43c215SJeff Kirsher memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg)); 1088bff57d8eSSony Chacko esw_cfg.pci_func = adapter->npars[i].pci_func; 1089aa43c215SJeff Kirsher esw_cfg.mac_override = BIT_0; 1090aa43c215SJeff Kirsher esw_cfg.promisc_mode = BIT_0; 1091bff57d8eSSony Chacko if (qlcnic_82xx_check(adapter)) { 1092bff57d8eSSony Chacko esw_cfg.offload_flags = BIT_0; 1093bff57d8eSSony Chacko if (QLCNIC_IS_TSO_CAPABLE(adapter)) 1094aa43c215SJeff Kirsher esw_cfg.offload_flags |= (BIT_1 | BIT_2); 1095bff57d8eSSony Chacko } 1096aa43c215SJeff Kirsher if (qlcnic_config_switch_port(adapter, &esw_cfg)) 1097aa43c215SJeff Kirsher return -EIO; 1098aa43c215SJeff Kirsher npar = &adapter->npars[i]; 1099aa43c215SJeff Kirsher npar->pvid = esw_cfg.vlan_id; 1100aa43c215SJeff Kirsher npar->mac_override = esw_cfg.mac_override; 1101aa43c215SJeff Kirsher npar->mac_anti_spoof = esw_cfg.mac_anti_spoof; 1102aa43c215SJeff Kirsher npar->discard_tagged = esw_cfg.discard_tagged; 1103aa43c215SJeff Kirsher npar->promisc_mode = esw_cfg.promisc_mode; 1104aa43c215SJeff Kirsher npar->offload_flags = esw_cfg.offload_flags; 1105aa43c215SJeff Kirsher } 1106aa43c215SJeff Kirsher 1107aa43c215SJeff Kirsher return 0; 1108aa43c215SJeff Kirsher } 1109aa43c215SJeff Kirsher 111013159183SSony Chacko 1111aa43c215SJeff Kirsher static int 1112aa43c215SJeff Kirsher qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, 1113aa43c215SJeff Kirsher struct qlcnic_npar_info *npar, int pci_func) 1114aa43c215SJeff Kirsher { 1115aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg esw_cfg; 1116aa43c215SJeff Kirsher esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS; 1117aa43c215SJeff Kirsher esw_cfg.pci_func = pci_func; 1118aa43c215SJeff Kirsher esw_cfg.vlan_id = npar->pvid; 1119aa43c215SJeff Kirsher esw_cfg.mac_override = npar->mac_override; 1120aa43c215SJeff Kirsher esw_cfg.discard_tagged = npar->discard_tagged; 1121aa43c215SJeff Kirsher esw_cfg.mac_anti_spoof = npar->mac_anti_spoof; 1122aa43c215SJeff Kirsher esw_cfg.offload_flags = npar->offload_flags; 1123aa43c215SJeff Kirsher esw_cfg.promisc_mode = npar->promisc_mode; 1124aa43c215SJeff Kirsher if (qlcnic_config_switch_port(adapter, &esw_cfg)) 1125aa43c215SJeff Kirsher return -EIO; 1126aa43c215SJeff Kirsher 1127aa43c215SJeff Kirsher esw_cfg.op_mode = QLCNIC_ADD_VLAN; 1128aa43c215SJeff Kirsher if (qlcnic_config_switch_port(adapter, &esw_cfg)) 1129aa43c215SJeff Kirsher return -EIO; 1130aa43c215SJeff Kirsher 1131aa43c215SJeff Kirsher return 0; 1132aa43c215SJeff Kirsher } 1133aa43c215SJeff Kirsher 1134d71170fbSSony Chacko int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) 1135aa43c215SJeff Kirsher { 1136aa43c215SJeff Kirsher int i, err; 1137aa43c215SJeff Kirsher struct qlcnic_npar_info *npar; 1138aa43c215SJeff Kirsher struct qlcnic_info nic_info; 1139bff57d8eSSony Chacko u8 pci_func; 1140aa43c215SJeff Kirsher 1141bff57d8eSSony Chacko if (qlcnic_82xx_check(adapter)) 1142aa43c215SJeff Kirsher if (!adapter->need_fw_reset) 1143aa43c215SJeff Kirsher return 0; 1144aa43c215SJeff Kirsher 1145aa43c215SJeff Kirsher /* Set the NPAR config data after FW reset */ 1146bff57d8eSSony Chacko for (i = 0; i < adapter->ahw->act_pci_func; i++) { 1147aa43c215SJeff Kirsher npar = &adapter->npars[i]; 1148bff57d8eSSony Chacko pci_func = npar->pci_func; 1149bff57d8eSSony Chacko memset(&nic_info, 0, sizeof(struct qlcnic_info)); 115013159183SSony Chacko err = qlcnic_get_nic_info(adapter, &nic_info, pci_func); 1151aa43c215SJeff Kirsher if (err) 1152aa43c215SJeff Kirsher return err; 1153aa43c215SJeff Kirsher nic_info.min_tx_bw = npar->min_bw; 1154aa43c215SJeff Kirsher nic_info.max_tx_bw = npar->max_bw; 1155aa43c215SJeff Kirsher err = qlcnic_set_nic_info(adapter, &nic_info); 1156aa43c215SJeff Kirsher if (err) 1157aa43c215SJeff Kirsher return err; 1158aa43c215SJeff Kirsher 1159aa43c215SJeff Kirsher if (npar->enable_pm) { 1160aa43c215SJeff Kirsher err = qlcnic_config_port_mirroring(adapter, 1161bff57d8eSSony Chacko npar->dest_npar, 1, 1162bff57d8eSSony Chacko pci_func); 1163aa43c215SJeff Kirsher if (err) 1164aa43c215SJeff Kirsher return err; 1165aa43c215SJeff Kirsher } 1166bff57d8eSSony Chacko err = qlcnic_reset_eswitch_config(adapter, npar, pci_func); 1167aa43c215SJeff Kirsher if (err) 1168aa43c215SJeff Kirsher return err; 1169aa43c215SJeff Kirsher } 1170aa43c215SJeff Kirsher return 0; 1171aa43c215SJeff Kirsher } 1172aa43c215SJeff Kirsher 1173aa43c215SJeff Kirsher static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) 1174aa43c215SJeff Kirsher { 1175aa43c215SJeff Kirsher u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO; 1176aa43c215SJeff Kirsher u32 npar_state; 1177aa43c215SJeff Kirsher 117879788450SSony Chacko if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) 1179aa43c215SJeff Kirsher return 0; 1180aa43c215SJeff Kirsher 1181a15ebd37SHimanshu Madhani npar_state = QLC_SHARED_REG_RD32(adapter, 1182a15ebd37SHimanshu Madhani QLCNIC_CRB_DEV_NPAR_STATE); 1183aa43c215SJeff Kirsher while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { 1184aa43c215SJeff Kirsher msleep(1000); 1185a15ebd37SHimanshu Madhani npar_state = QLC_SHARED_REG_RD32(adapter, 1186a15ebd37SHimanshu Madhani QLCNIC_CRB_DEV_NPAR_STATE); 1187aa43c215SJeff Kirsher } 1188aa43c215SJeff Kirsher if (!npar_opt_timeo) { 1189aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, 11908a168ca7SMasanari Iida "Waiting for NPAR state to operational timeout\n"); 1191aa43c215SJeff Kirsher return -EIO; 1192aa43c215SJeff Kirsher } 1193aa43c215SJeff Kirsher return 0; 1194aa43c215SJeff Kirsher } 1195aa43c215SJeff Kirsher 1196aa43c215SJeff Kirsher static int 1197aa43c215SJeff Kirsher qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) 1198aa43c215SJeff Kirsher { 1199aa43c215SJeff Kirsher int err; 1200aa43c215SJeff Kirsher 1201aa43c215SJeff Kirsher if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || 120279788450SSony Chacko adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) 1203aa43c215SJeff Kirsher return 0; 1204aa43c215SJeff Kirsher 1205aa43c215SJeff Kirsher err = qlcnic_set_default_offload_settings(adapter); 1206aa43c215SJeff Kirsher if (err) 1207aa43c215SJeff Kirsher return err; 1208aa43c215SJeff Kirsher 1209aa43c215SJeff Kirsher err = qlcnic_reset_npar_config(adapter); 1210aa43c215SJeff Kirsher if (err) 1211aa43c215SJeff Kirsher return err; 1212aa43c215SJeff Kirsher 1213aa43c215SJeff Kirsher qlcnic_dev_set_npar_ready(adapter); 1214aa43c215SJeff Kirsher 1215aa43c215SJeff Kirsher return err; 1216aa43c215SJeff Kirsher } 1217aa43c215SJeff Kirsher 12187e2cf4feSSony Chacko int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter) 1219aa43c215SJeff Kirsher { 1220aa43c215SJeff Kirsher int err; 1221aa43c215SJeff Kirsher 1222aa43c215SJeff Kirsher err = qlcnic_can_start_firmware(adapter); 1223aa43c215SJeff Kirsher if (err < 0) 1224aa43c215SJeff Kirsher return err; 1225aa43c215SJeff Kirsher else if (!err) 1226aa43c215SJeff Kirsher goto check_fw_status; 1227aa43c215SJeff Kirsher 1228099f7aa7SSony Chacko if (qlcnic_load_fw_file) 1229aa43c215SJeff Kirsher qlcnic_request_firmware(adapter); 1230aa43c215SJeff Kirsher else { 1231aa43c215SJeff Kirsher err = qlcnic_check_flash_fw_ver(adapter); 1232aa43c215SJeff Kirsher if (err) 1233aa43c215SJeff Kirsher goto err_out; 1234aa43c215SJeff Kirsher 123579788450SSony Chacko adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE; 1236aa43c215SJeff Kirsher } 1237aa43c215SJeff Kirsher 1238aa43c215SJeff Kirsher err = qlcnic_need_fw_reset(adapter); 1239aa43c215SJeff Kirsher if (err == 0) 1240aa43c215SJeff Kirsher goto check_fw_status; 1241aa43c215SJeff Kirsher 1242aa43c215SJeff Kirsher err = qlcnic_pinit_from_rom(adapter); 1243aa43c215SJeff Kirsher if (err) 1244aa43c215SJeff Kirsher goto err_out; 1245aa43c215SJeff Kirsher 1246aa43c215SJeff Kirsher err = qlcnic_load_firmware(adapter); 1247aa43c215SJeff Kirsher if (err) 1248aa43c215SJeff Kirsher goto err_out; 1249aa43c215SJeff Kirsher 1250aa43c215SJeff Kirsher qlcnic_release_firmware(adapter); 1251aa43c215SJeff Kirsher QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION); 1252aa43c215SJeff Kirsher 1253aa43c215SJeff Kirsher check_fw_status: 1254aa43c215SJeff Kirsher err = qlcnic_check_fw_status(adapter); 1255aa43c215SJeff Kirsher if (err) 1256aa43c215SJeff Kirsher goto err_out; 1257aa43c215SJeff Kirsher 1258a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); 1259aa43c215SJeff Kirsher qlcnic_idc_debug_info(adapter, 1); 1260aa43c215SJeff Kirsher err = qlcnic_check_eswitch_mode(adapter); 1261aa43c215SJeff Kirsher if (err) { 1262aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, 1263aa43c215SJeff Kirsher "Memory allocation failed for eswitch\n"); 1264aa43c215SJeff Kirsher goto err_out; 1265aa43c215SJeff Kirsher } 1266aa43c215SJeff Kirsher err = qlcnic_set_mgmt_operations(adapter); 1267aa43c215SJeff Kirsher if (err) 1268aa43c215SJeff Kirsher goto err_out; 1269aa43c215SJeff Kirsher 1270aa43c215SJeff Kirsher qlcnic_check_options(adapter); 1271aa43c215SJeff Kirsher adapter->need_fw_reset = 0; 1272aa43c215SJeff Kirsher 1273aa43c215SJeff Kirsher qlcnic_release_firmware(adapter); 1274aa43c215SJeff Kirsher return 0; 1275aa43c215SJeff Kirsher 1276aa43c215SJeff Kirsher err_out: 1277a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); 1278aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, "Device state set to failed\n"); 1279aa43c215SJeff Kirsher 1280aa43c215SJeff Kirsher qlcnic_release_firmware(adapter); 1281aa43c215SJeff Kirsher return err; 1282aa43c215SJeff Kirsher } 1283aa43c215SJeff Kirsher 1284aa43c215SJeff Kirsher static int 1285aa43c215SJeff Kirsher qlcnic_request_irq(struct qlcnic_adapter *adapter) 1286aa43c215SJeff Kirsher { 1287aa43c215SJeff Kirsher irq_handler_t handler; 1288aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 128913159183SSony Chacko struct qlcnic_host_tx_ring *tx_ring; 1290aa43c215SJeff Kirsher int err, ring; 1291aa43c215SJeff Kirsher 1292aa43c215SJeff Kirsher unsigned long flags = 0; 1293aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 1294aa43c215SJeff Kirsher struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; 1295aa43c215SJeff Kirsher 129679788450SSony Chacko if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { 129713159183SSony Chacko if (qlcnic_82xx_check(adapter)) 1298aa43c215SJeff Kirsher handler = qlcnic_tmp_intr; 1299aa43c215SJeff Kirsher if (!QLCNIC_IS_MSI_FAMILY(adapter)) 1300aa43c215SJeff Kirsher flags |= IRQF_SHARED; 1301aa43c215SJeff Kirsher 1302aa43c215SJeff Kirsher } else { 1303aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_MSIX_ENABLED) 1304aa43c215SJeff Kirsher handler = qlcnic_msix_intr; 1305aa43c215SJeff Kirsher else if (adapter->flags & QLCNIC_MSI_ENABLED) 1306aa43c215SJeff Kirsher handler = qlcnic_msi_intr; 1307aa43c215SJeff Kirsher else { 1308aa43c215SJeff Kirsher flags |= IRQF_SHARED; 1309ac166700SHimanshu Madhani if (qlcnic_82xx_check(adapter)) 1310aa43c215SJeff Kirsher handler = qlcnic_intr; 1311ac166700SHimanshu Madhani else 1312ac166700SHimanshu Madhani handler = qlcnic_83xx_intr; 1313aa43c215SJeff Kirsher } 1314aa43c215SJeff Kirsher } 1315aa43c215SJeff Kirsher adapter->irq = netdev->irq; 1316aa43c215SJeff Kirsher 131713159183SSony Chacko if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { 1318ac166700SHimanshu Madhani if (qlcnic_82xx_check(adapter) || 1319ac166700SHimanshu Madhani (qlcnic_83xx_check(adapter) && 1320ac166700SHimanshu Madhani (adapter->flags & QLCNIC_MSIX_ENABLED))) { 1321aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 1322aa43c215SJeff Kirsher sds_ring = &recv_ctx->sds_rings[ring]; 132313159183SSony Chacko snprintf(sds_ring->name, sizeof(int) + IFNAMSIZ, 132413159183SSony Chacko "%s[%d]", netdev->name, ring); 132513159183SSony Chacko err = request_irq(sds_ring->irq, handler, flags, 132613159183SSony Chacko sds_ring->name, sds_ring); 1327aa43c215SJeff Kirsher if (err) 1328aa43c215SJeff Kirsher return err; 1329aa43c215SJeff Kirsher } 1330ac166700SHimanshu Madhani } 133113159183SSony Chacko if (qlcnic_83xx_check(adapter) && 1332da6c8063SRajesh Borundia (adapter->flags & QLCNIC_MSIX_ENABLED) && 1333da6c8063SRajesh Borundia !(adapter->flags & QLCNIC_TX_INTR_SHARED)) { 133413159183SSony Chacko handler = qlcnic_msix_tx_intr; 133513159183SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; 133613159183SSony Chacko ring++) { 133713159183SSony Chacko tx_ring = &adapter->tx_ring[ring]; 133813159183SSony Chacko snprintf(tx_ring->name, sizeof(int) + IFNAMSIZ, 133913159183SSony Chacko "%s[%d]", netdev->name, 134013159183SSony Chacko adapter->max_sds_rings + ring); 134113159183SSony Chacko err = request_irq(tx_ring->irq, handler, flags, 134213159183SSony Chacko tx_ring->name, tx_ring); 134313159183SSony Chacko if (err) 134413159183SSony Chacko return err; 134513159183SSony Chacko } 134613159183SSony Chacko } 134713159183SSony Chacko } 1348aa43c215SJeff Kirsher return 0; 1349aa43c215SJeff Kirsher } 1350aa43c215SJeff Kirsher 1351aa43c215SJeff Kirsher static void 1352aa43c215SJeff Kirsher qlcnic_free_irq(struct qlcnic_adapter *adapter) 1353aa43c215SJeff Kirsher { 1354aa43c215SJeff Kirsher int ring; 1355aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 135613159183SSony Chacko struct qlcnic_host_tx_ring *tx_ring; 1357aa43c215SJeff Kirsher 1358aa43c215SJeff Kirsher struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; 1359aa43c215SJeff Kirsher 136013159183SSony Chacko if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { 1361ac166700SHimanshu Madhani if (qlcnic_82xx_check(adapter) || 1362ac166700SHimanshu Madhani (qlcnic_83xx_check(adapter) && 1363ac166700SHimanshu Madhani (adapter->flags & QLCNIC_MSIX_ENABLED))) { 1364aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 1365aa43c215SJeff Kirsher sds_ring = &recv_ctx->sds_rings[ring]; 1366aa43c215SJeff Kirsher free_irq(sds_ring->irq, sds_ring); 1367aa43c215SJeff Kirsher } 1368ac166700SHimanshu Madhani } 1369da6c8063SRajesh Borundia if (qlcnic_83xx_check(adapter) && 1370da6c8063SRajesh Borundia !(adapter->flags & QLCNIC_TX_INTR_SHARED)) { 137113159183SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; 137213159183SSony Chacko ring++) { 137313159183SSony Chacko tx_ring = &adapter->tx_ring[ring]; 137413159183SSony Chacko if (tx_ring->irq) 137513159183SSony Chacko free_irq(tx_ring->irq, tx_ring); 137613159183SSony Chacko } 137713159183SSony Chacko } 137813159183SSony Chacko } 1379aa43c215SJeff Kirsher } 1380aa43c215SJeff Kirsher 138199e85879SShahed Shaikh static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter) 138299e85879SShahed Shaikh { 138399e85879SShahed Shaikh u32 capab = 0; 138499e85879SShahed Shaikh 138599e85879SShahed Shaikh if (qlcnic_82xx_check(adapter)) { 138699e85879SShahed Shaikh if (adapter->ahw->capabilities2 & 138799e85879SShahed Shaikh QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) 138899e85879SShahed Shaikh adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; 138999e85879SShahed Shaikh } else { 139099e85879SShahed Shaikh capab = adapter->ahw->capabilities; 139199e85879SShahed Shaikh if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab)) 139299e85879SShahed Shaikh adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; 139399e85879SShahed Shaikh } 139499e85879SShahed Shaikh } 139599e85879SShahed Shaikh 1396319ecf12SSony Chacko int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) 1397aa43c215SJeff Kirsher { 1398aa43c215SJeff Kirsher int ring; 1399aa43c215SJeff Kirsher struct qlcnic_host_rds_ring *rds_ring; 1400aa43c215SJeff Kirsher 1401aa43c215SJeff Kirsher if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) 1402aa43c215SJeff Kirsher return -EIO; 1403aa43c215SJeff Kirsher 1404aa43c215SJeff Kirsher if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) 1405aa43c215SJeff Kirsher return 0; 1406aa43c215SJeff Kirsher if (qlcnic_set_eswitch_port_config(adapter)) 1407aa43c215SJeff Kirsher return -EIO; 140899e85879SShahed Shaikh qlcnic_get_lro_mss_capability(adapter); 1409cae82d49SRajesh Borundia 1410aa43c215SJeff Kirsher if (qlcnic_fw_create_ctx(adapter)) 1411aa43c215SJeff Kirsher return -EIO; 1412aa43c215SJeff Kirsher 1413aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_rds_rings; ring++) { 1414aa43c215SJeff Kirsher rds_ring = &adapter->recv_ctx->rds_rings[ring]; 14154be41e92SSony Chacko qlcnic_post_rx_buffers(adapter, rds_ring, ring); 1416aa43c215SJeff Kirsher } 1417aa43c215SJeff Kirsher 1418aa43c215SJeff Kirsher qlcnic_set_multi(netdev); 1419aa43c215SJeff Kirsher qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); 1420aa43c215SJeff Kirsher 1421aa43c215SJeff Kirsher adapter->ahw->linkup = 0; 1422aa43c215SJeff Kirsher 1423aa43c215SJeff Kirsher if (adapter->max_sds_rings > 1) 1424aa43c215SJeff Kirsher qlcnic_config_rss(adapter, 1); 1425aa43c215SJeff Kirsher 1426aa43c215SJeff Kirsher qlcnic_config_intr_coalesce(adapter); 1427aa43c215SJeff Kirsher 1428aa43c215SJeff Kirsher if (netdev->features & NETIF_F_LRO) 1429aa43c215SJeff Kirsher qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED); 1430aa43c215SJeff Kirsher 1431aa43c215SJeff Kirsher qlcnic_napi_enable(adapter); 1432aa43c215SJeff Kirsher 1433aa43c215SJeff Kirsher qlcnic_linkevent_request(adapter, 1); 1434aa43c215SJeff Kirsher 143579788450SSony Chacko adapter->ahw->reset_context = 0; 1436aa43c215SJeff Kirsher set_bit(__QLCNIC_DEV_UP, &adapter->state); 1437aa43c215SJeff Kirsher return 0; 1438aa43c215SJeff Kirsher } 1439aa43c215SJeff Kirsher 1440629263acSSony Chacko int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) 1441aa43c215SJeff Kirsher { 1442aa43c215SJeff Kirsher int err = 0; 1443aa43c215SJeff Kirsher 1444aa43c215SJeff Kirsher rtnl_lock(); 1445aa43c215SJeff Kirsher if (netif_running(netdev)) 1446aa43c215SJeff Kirsher err = __qlcnic_up(adapter, netdev); 1447aa43c215SJeff Kirsher rtnl_unlock(); 1448aa43c215SJeff Kirsher 1449aa43c215SJeff Kirsher return err; 1450aa43c215SJeff Kirsher } 1451aa43c215SJeff Kirsher 1452319ecf12SSony Chacko void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) 1453aa43c215SJeff Kirsher { 1454aa43c215SJeff Kirsher if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) 1455aa43c215SJeff Kirsher return; 1456aa43c215SJeff Kirsher 1457aa43c215SJeff Kirsher if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) 1458aa43c215SJeff Kirsher return; 1459aa43c215SJeff Kirsher 1460e8b508efSRajesh Borundia if (qlcnic_sriov_vf_check(adapter)) 1461e8b508efSRajesh Borundia qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc); 1462aa43c215SJeff Kirsher smp_mb(); 1463aa43c215SJeff Kirsher spin_lock(&adapter->tx_clean_lock); 1464aa43c215SJeff Kirsher netif_carrier_off(netdev); 14650a46bac0SShahed Shaikh adapter->ahw->linkup = 0; 1466aa43c215SJeff Kirsher netif_tx_disable(netdev); 1467aa43c215SJeff Kirsher 1468aa43c215SJeff Kirsher qlcnic_free_mac_list(adapter); 1469aa43c215SJeff Kirsher 1470aa43c215SJeff Kirsher if (adapter->fhash.fnum) 1471aa43c215SJeff Kirsher qlcnic_delete_lb_filters(adapter); 1472aa43c215SJeff Kirsher 1473aa43c215SJeff Kirsher qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); 1474aa43c215SJeff Kirsher 1475aa43c215SJeff Kirsher qlcnic_napi_disable(adapter); 1476aa43c215SJeff Kirsher 1477aa43c215SJeff Kirsher qlcnic_fw_destroy_ctx(adapter); 1478cae82d49SRajesh Borundia adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP; 1479aa43c215SJeff Kirsher 1480aa43c215SJeff Kirsher qlcnic_reset_rx_buffers_list(adapter); 1481aa43c215SJeff Kirsher qlcnic_release_tx_buffers(adapter); 1482aa43c215SJeff Kirsher spin_unlock(&adapter->tx_clean_lock); 1483aa43c215SJeff Kirsher } 1484aa43c215SJeff Kirsher 1485aa43c215SJeff Kirsher /* Usage: During suspend and firmware recovery module */ 1486aa43c215SJeff Kirsher 1487629263acSSony Chacko void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) 1488aa43c215SJeff Kirsher { 1489aa43c215SJeff Kirsher rtnl_lock(); 1490aa43c215SJeff Kirsher if (netif_running(netdev)) 1491aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 1492aa43c215SJeff Kirsher rtnl_unlock(); 1493aa43c215SJeff Kirsher 1494aa43c215SJeff Kirsher } 1495aa43c215SJeff Kirsher 1496319ecf12SSony Chacko int 1497aa43c215SJeff Kirsher qlcnic_attach(struct qlcnic_adapter *adapter) 1498aa43c215SJeff Kirsher { 1499aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 1500aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 1501aa43c215SJeff Kirsher int err; 1502aa43c215SJeff Kirsher 1503aa43c215SJeff Kirsher if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) 1504aa43c215SJeff Kirsher return 0; 1505aa43c215SJeff Kirsher 1506aa43c215SJeff Kirsher err = qlcnic_napi_add(adapter, netdev); 1507aa43c215SJeff Kirsher if (err) 1508aa43c215SJeff Kirsher return err; 1509aa43c215SJeff Kirsher 1510aa43c215SJeff Kirsher err = qlcnic_alloc_sw_resources(adapter); 1511aa43c215SJeff Kirsher if (err) { 1512aa43c215SJeff Kirsher dev_err(&pdev->dev, "Error in setting sw resources\n"); 1513aa43c215SJeff Kirsher goto err_out_napi_del; 1514aa43c215SJeff Kirsher } 1515aa43c215SJeff Kirsher 1516aa43c215SJeff Kirsher err = qlcnic_alloc_hw_resources(adapter); 1517aa43c215SJeff Kirsher if (err) { 1518aa43c215SJeff Kirsher dev_err(&pdev->dev, "Error in setting hw resources\n"); 1519aa43c215SJeff Kirsher goto err_out_free_sw; 1520aa43c215SJeff Kirsher } 1521aa43c215SJeff Kirsher 1522aa43c215SJeff Kirsher err = qlcnic_request_irq(adapter); 1523aa43c215SJeff Kirsher if (err) { 1524aa43c215SJeff Kirsher dev_err(&pdev->dev, "failed to setup interrupt\n"); 1525aa43c215SJeff Kirsher goto err_out_free_hw; 1526aa43c215SJeff Kirsher } 1527aa43c215SJeff Kirsher 1528aa43c215SJeff Kirsher qlcnic_create_sysfs_entries(adapter); 1529aa43c215SJeff Kirsher 1530aa43c215SJeff Kirsher adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; 1531aa43c215SJeff Kirsher return 0; 1532aa43c215SJeff Kirsher 1533aa43c215SJeff Kirsher err_out_free_hw: 1534aa43c215SJeff Kirsher qlcnic_free_hw_resources(adapter); 1535aa43c215SJeff Kirsher err_out_free_sw: 1536aa43c215SJeff Kirsher qlcnic_free_sw_resources(adapter); 1537aa43c215SJeff Kirsher err_out_napi_del: 1538aa43c215SJeff Kirsher qlcnic_napi_del(adapter); 1539aa43c215SJeff Kirsher return err; 1540aa43c215SJeff Kirsher } 1541aa43c215SJeff Kirsher 1542319ecf12SSony Chacko void qlcnic_detach(struct qlcnic_adapter *adapter) 1543aa43c215SJeff Kirsher { 1544aa43c215SJeff Kirsher if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) 1545aa43c215SJeff Kirsher return; 1546aa43c215SJeff Kirsher 1547aa43c215SJeff Kirsher qlcnic_remove_sysfs_entries(adapter); 1548aa43c215SJeff Kirsher 1549aa43c215SJeff Kirsher qlcnic_free_hw_resources(adapter); 1550aa43c215SJeff Kirsher qlcnic_release_rx_buffers(adapter); 1551aa43c215SJeff Kirsher qlcnic_free_irq(adapter); 1552aa43c215SJeff Kirsher qlcnic_napi_del(adapter); 1553aa43c215SJeff Kirsher qlcnic_free_sw_resources(adapter); 1554aa43c215SJeff Kirsher 1555aa43c215SJeff Kirsher adapter->is_up = 0; 1556aa43c215SJeff Kirsher } 1557aa43c215SJeff Kirsher 1558aa43c215SJeff Kirsher void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings) 1559aa43c215SJeff Kirsher { 1560aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 1561aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 1562aa43c215SJeff Kirsher int ring; 1563aa43c215SJeff Kirsher 1564aa43c215SJeff Kirsher clear_bit(__QLCNIC_DEV_UP, &adapter->state); 156579788450SSony Chacko if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { 1566aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 1567aa43c215SJeff Kirsher sds_ring = &adapter->recv_ctx->sds_rings[ring]; 1568aa43c215SJeff Kirsher qlcnic_disable_int(sds_ring); 1569aa43c215SJeff Kirsher } 1570aa43c215SJeff Kirsher } 1571aa43c215SJeff Kirsher 1572aa43c215SJeff Kirsher qlcnic_fw_destroy_ctx(adapter); 1573aa43c215SJeff Kirsher 1574aa43c215SJeff Kirsher qlcnic_detach(adapter); 1575aa43c215SJeff Kirsher 157679788450SSony Chacko adapter->ahw->diag_test = 0; 1577aa43c215SJeff Kirsher adapter->max_sds_rings = max_sds_rings; 1578aa43c215SJeff Kirsher 1579aa43c215SJeff Kirsher if (qlcnic_attach(adapter)) 1580aa43c215SJeff Kirsher goto out; 1581aa43c215SJeff Kirsher 1582aa43c215SJeff Kirsher if (netif_running(netdev)) 1583aa43c215SJeff Kirsher __qlcnic_up(adapter, netdev); 1584aa43c215SJeff Kirsher out: 1585aa43c215SJeff Kirsher netif_device_attach(netdev); 1586aa43c215SJeff Kirsher } 1587aa43c215SJeff Kirsher 1588aa43c215SJeff Kirsher static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) 1589aa43c215SJeff Kirsher { 1590aa43c215SJeff Kirsher int err = 0; 1591aa43c215SJeff Kirsher adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), 1592aa43c215SJeff Kirsher GFP_KERNEL); 1593aa43c215SJeff Kirsher if (!adapter->recv_ctx) { 1594aa43c215SJeff Kirsher err = -ENOMEM; 1595aa43c215SJeff Kirsher goto err_out; 1596aa43c215SJeff Kirsher } 1597aa43c215SJeff Kirsher /* Initialize interrupt coalesce parameters */ 1598aa43c215SJeff Kirsher adapter->ahw->coal.flag = QLCNIC_INTR_DEFAULT; 1599aa43c215SJeff Kirsher adapter->ahw->coal.rx_time_us = QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US; 1600aa43c215SJeff Kirsher adapter->ahw->coal.rx_packets = QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS; 16014be41e92SSony Chacko /* clear stats */ 16024be41e92SSony Chacko memset(&adapter->stats, 0, sizeof(adapter->stats)); 1603aa43c215SJeff Kirsher err_out: 1604aa43c215SJeff Kirsher return err; 1605aa43c215SJeff Kirsher } 1606aa43c215SJeff Kirsher 1607aa43c215SJeff Kirsher static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) 1608aa43c215SJeff Kirsher { 1609aa43c215SJeff Kirsher kfree(adapter->recv_ctx); 1610aa43c215SJeff Kirsher adapter->recv_ctx = NULL; 1611aa43c215SJeff Kirsher 1612aa43c215SJeff Kirsher if (adapter->ahw->fw_dump.tmpl_hdr) { 1613aa43c215SJeff Kirsher vfree(adapter->ahw->fw_dump.tmpl_hdr); 1614aa43c215SJeff Kirsher adapter->ahw->fw_dump.tmpl_hdr = NULL; 1615aa43c215SJeff Kirsher } 16164be41e92SSony Chacko 161781d0aeb0SSony Chacko kfree(adapter->ahw->reset.buff); 16184be41e92SSony Chacko adapter->ahw->fw_dump.tmpl_hdr = NULL; 1619aa43c215SJeff Kirsher } 1620aa43c215SJeff Kirsher 1621aa43c215SJeff Kirsher int qlcnic_diag_alloc_res(struct net_device *netdev, int test) 1622aa43c215SJeff Kirsher { 1623aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 1624aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 1625aa43c215SJeff Kirsher struct qlcnic_host_rds_ring *rds_ring; 1626aa43c215SJeff Kirsher int ring; 1627aa43c215SJeff Kirsher int ret; 1628aa43c215SJeff Kirsher 1629aa43c215SJeff Kirsher netif_device_detach(netdev); 1630aa43c215SJeff Kirsher 1631aa43c215SJeff Kirsher if (netif_running(netdev)) 1632aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 1633aa43c215SJeff Kirsher 1634aa43c215SJeff Kirsher qlcnic_detach(adapter); 1635aa43c215SJeff Kirsher 1636aa43c215SJeff Kirsher adapter->max_sds_rings = 1; 163779788450SSony Chacko adapter->ahw->diag_test = test; 16384be41e92SSony Chacko adapter->ahw->linkup = 0; 1639aa43c215SJeff Kirsher 1640aa43c215SJeff Kirsher ret = qlcnic_attach(adapter); 1641aa43c215SJeff Kirsher if (ret) { 1642aa43c215SJeff Kirsher netif_device_attach(netdev); 1643aa43c215SJeff Kirsher return ret; 1644aa43c215SJeff Kirsher } 1645aa43c215SJeff Kirsher 1646aa43c215SJeff Kirsher ret = qlcnic_fw_create_ctx(adapter); 1647aa43c215SJeff Kirsher if (ret) { 1648aa43c215SJeff Kirsher qlcnic_detach(adapter); 1649aa43c215SJeff Kirsher netif_device_attach(netdev); 1650aa43c215SJeff Kirsher return ret; 1651aa43c215SJeff Kirsher } 1652aa43c215SJeff Kirsher 1653aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_rds_rings; ring++) { 1654aa43c215SJeff Kirsher rds_ring = &adapter->recv_ctx->rds_rings[ring]; 16554be41e92SSony Chacko qlcnic_post_rx_buffers(adapter, rds_ring, ring); 1656aa43c215SJeff Kirsher } 1657aa43c215SJeff Kirsher 165879788450SSony Chacko if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { 1659aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 1660aa43c215SJeff Kirsher sds_ring = &adapter->recv_ctx->sds_rings[ring]; 1661aa43c215SJeff Kirsher qlcnic_enable_int(sds_ring); 1662aa43c215SJeff Kirsher } 1663aa43c215SJeff Kirsher } 1664aa43c215SJeff Kirsher 166579788450SSony Chacko if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { 1666aa43c215SJeff Kirsher adapter->ahw->loopback_state = 0; 1667aa43c215SJeff Kirsher qlcnic_linkevent_request(adapter, 1); 1668aa43c215SJeff Kirsher } 1669aa43c215SJeff Kirsher 1670aa43c215SJeff Kirsher set_bit(__QLCNIC_DEV_UP, &adapter->state); 1671aa43c215SJeff Kirsher 1672aa43c215SJeff Kirsher return 0; 1673aa43c215SJeff Kirsher } 1674aa43c215SJeff Kirsher 1675aa43c215SJeff Kirsher /* Reset context in hardware only */ 1676aa43c215SJeff Kirsher static int 1677aa43c215SJeff Kirsher qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) 1678aa43c215SJeff Kirsher { 1679aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 1680aa43c215SJeff Kirsher 1681aa43c215SJeff Kirsher if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) 1682aa43c215SJeff Kirsher return -EBUSY; 1683aa43c215SJeff Kirsher 1684aa43c215SJeff Kirsher netif_device_detach(netdev); 1685aa43c215SJeff Kirsher 1686aa43c215SJeff Kirsher qlcnic_down(adapter, netdev); 1687aa43c215SJeff Kirsher 1688aa43c215SJeff Kirsher qlcnic_up(adapter, netdev); 1689aa43c215SJeff Kirsher 1690aa43c215SJeff Kirsher netif_device_attach(netdev); 1691aa43c215SJeff Kirsher 1692aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 169313159183SSony Chacko dev_err(&adapter->pdev->dev, "%s:\n", __func__); 1694aa43c215SJeff Kirsher return 0; 1695aa43c215SJeff Kirsher } 1696aa43c215SJeff Kirsher 1697aa43c215SJeff Kirsher int 1698aa43c215SJeff Kirsher qlcnic_reset_context(struct qlcnic_adapter *adapter) 1699aa43c215SJeff Kirsher { 1700aa43c215SJeff Kirsher int err = 0; 1701aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 1702aa43c215SJeff Kirsher 1703aa43c215SJeff Kirsher if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) 1704aa43c215SJeff Kirsher return -EBUSY; 1705aa43c215SJeff Kirsher 1706aa43c215SJeff Kirsher if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) { 1707aa43c215SJeff Kirsher 1708aa43c215SJeff Kirsher netif_device_detach(netdev); 1709aa43c215SJeff Kirsher 1710aa43c215SJeff Kirsher if (netif_running(netdev)) 1711aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 1712aa43c215SJeff Kirsher 1713aa43c215SJeff Kirsher qlcnic_detach(adapter); 1714aa43c215SJeff Kirsher 1715aa43c215SJeff Kirsher if (netif_running(netdev)) { 1716aa43c215SJeff Kirsher err = qlcnic_attach(adapter); 17171d5c88e3SAnirban Chakraborty if (!err) { 1718aa43c215SJeff Kirsher __qlcnic_up(adapter, netdev); 17191d5c88e3SAnirban Chakraborty qlcnic_restore_indev_addr(netdev, NETDEV_UP); 17201d5c88e3SAnirban Chakraborty } 1721aa43c215SJeff Kirsher } 1722aa43c215SJeff Kirsher 1723aa43c215SJeff Kirsher netif_device_attach(netdev); 1724aa43c215SJeff Kirsher } 1725aa43c215SJeff Kirsher 1726aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 1727aa43c215SJeff Kirsher return err; 1728aa43c215SJeff Kirsher } 1729aa43c215SJeff Kirsher 1730f8468331SRajesh Borundia int 17315ad6ff9dSSony Chacko qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, 17325ad6ff9dSSony Chacko int pci_using_dac) 1733aa43c215SJeff Kirsher { 1734aa43c215SJeff Kirsher int err; 1735aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 1736aa43c215SJeff Kirsher 173713159183SSony Chacko adapter->rx_csum = 1; 173879788450SSony Chacko adapter->ahw->mc_enabled = 0; 173913159183SSony Chacko adapter->ahw->max_mc_count = QLCNIC_MAX_MC_COUNT; 1740aa43c215SJeff Kirsher 1741aa43c215SJeff Kirsher netdev->netdev_ops = &qlcnic_netdev_ops; 174213159183SSony Chacko netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ; 1743aa43c215SJeff Kirsher 1744aa43c215SJeff Kirsher qlcnic_change_mtu(netdev, netdev->mtu); 1745aa43c215SJeff Kirsher 1746d1a1105eSRajesh Borundia if (qlcnic_sriov_vf_check(adapter)) 1747d1a1105eSRajesh Borundia SET_ETHTOOL_OPS(netdev, &qlcnic_sriov_vf_ethtool_ops); 1748d1a1105eSRajesh Borundia else 1749aa43c215SJeff Kirsher SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); 1750aa43c215SJeff Kirsher 17517e38d04bSSony Chacko netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | 175213159183SSony Chacko NETIF_F_IPV6_CSUM | NETIF_F_GRO | 1753f646968fSPatrick McHardy NETIF_F_HW_VLAN_CTAG_RX); 175413159183SSony Chacko netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | 175513159183SSony Chacko NETIF_F_IPV6_CSUM); 1756aa43c215SJeff Kirsher 175713159183SSony Chacko if (QLCNIC_IS_TSO_CAPABLE(adapter)) { 175813159183SSony Chacko netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6); 175913159183SSony Chacko netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); 176013159183SSony Chacko } 1761aa43c215SJeff Kirsher 176213159183SSony Chacko if (pci_using_dac) { 176313159183SSony Chacko netdev->features |= NETIF_F_HIGHDMA; 176413159183SSony Chacko netdev->vlan_features |= NETIF_F_HIGHDMA; 176513159183SSony Chacko } 1766aa43c215SJeff Kirsher 176713159183SSony Chacko if (qlcnic_vlan_tx_check(adapter)) 1768f646968fSPatrick McHardy netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX); 176913159183SSony Chacko 177091b7282bSRajesh Borundia if (qlcnic_sriov_vf_check(adapter)) 177191b7282bSRajesh Borundia netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER; 177291b7282bSRajesh Borundia 177379788450SSony Chacko if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) 177413159183SSony Chacko netdev->features |= NETIF_F_LRO; 1775aa43c215SJeff Kirsher 17767e38d04bSSony Chacko netdev->hw_features = netdev->features; 1777aa43c215SJeff Kirsher netdev->irq = adapter->msix_entries[0].vector; 1778aa43c215SJeff Kirsher 1779aa43c215SJeff Kirsher err = register_netdev(netdev); 1780aa43c215SJeff Kirsher if (err) { 1781aa43c215SJeff Kirsher dev_err(&pdev->dev, "failed to register net device\n"); 1782aa43c215SJeff Kirsher return err; 1783aa43c215SJeff Kirsher } 1784aa43c215SJeff Kirsher 1785aa43c215SJeff Kirsher return 0; 1786aa43c215SJeff Kirsher } 1787aa43c215SJeff Kirsher 17885ad6ff9dSSony Chacko static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac) 1789aa43c215SJeff Kirsher { 1790aa43c215SJeff Kirsher if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && 1791aa43c215SJeff Kirsher !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) 1792aa43c215SJeff Kirsher *pci_using_dac = 1; 1793aa43c215SJeff Kirsher else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) && 1794aa43c215SJeff Kirsher !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) 1795aa43c215SJeff Kirsher *pci_using_dac = 0; 1796aa43c215SJeff Kirsher else { 1797aa43c215SJeff Kirsher dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n"); 1798aa43c215SJeff Kirsher return -EIO; 1799aa43c215SJeff Kirsher } 1800aa43c215SJeff Kirsher 1801aa43c215SJeff Kirsher return 0; 1802aa43c215SJeff Kirsher } 1803aa43c215SJeff Kirsher 18044be41e92SSony Chacko void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter) 18054be41e92SSony Chacko { 18064be41e92SSony Chacko int ring; 18074be41e92SSony Chacko struct qlcnic_host_tx_ring *tx_ring; 18084be41e92SSony Chacko 18094be41e92SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { 18104be41e92SSony Chacko tx_ring = &adapter->tx_ring[ring]; 18114be41e92SSony Chacko if (tx_ring && tx_ring->cmd_buf_arr != NULL) { 18124be41e92SSony Chacko vfree(tx_ring->cmd_buf_arr); 18134be41e92SSony Chacko tx_ring->cmd_buf_arr = NULL; 18144be41e92SSony Chacko } 18154be41e92SSony Chacko } 18164be41e92SSony Chacko if (adapter->tx_ring != NULL) 18174be41e92SSony Chacko kfree(adapter->tx_ring); 18184be41e92SSony Chacko } 18194be41e92SSony Chacko 18204be41e92SSony Chacko int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter, 18214be41e92SSony Chacko struct net_device *netdev) 18224be41e92SSony Chacko { 1823b2adaca9SJoe Perches int ring, vector, index; 18244be41e92SSony Chacko struct qlcnic_host_tx_ring *tx_ring; 18254be41e92SSony Chacko struct qlcnic_cmd_buffer *cmd_buf_arr; 18264be41e92SSony Chacko 1827b2adaca9SJoe Perches tx_ring = kcalloc(adapter->max_drv_tx_rings, 1828b2adaca9SJoe Perches sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL); 1829b2adaca9SJoe Perches if (tx_ring == NULL) 18304be41e92SSony Chacko return -ENOMEM; 1831b2adaca9SJoe Perches 18324be41e92SSony Chacko adapter->tx_ring = tx_ring; 18334be41e92SSony Chacko 18344be41e92SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { 18354be41e92SSony Chacko tx_ring = &adapter->tx_ring[ring]; 18364be41e92SSony Chacko tx_ring->num_desc = adapter->num_txd; 18374be41e92SSony Chacko tx_ring->txq = netdev_get_tx_queue(netdev, ring); 18384be41e92SSony Chacko cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring)); 18394be41e92SSony Chacko if (cmd_buf_arr == NULL) { 18404be41e92SSony Chacko qlcnic_free_tx_rings(adapter); 18414be41e92SSony Chacko return -ENOMEM; 18424be41e92SSony Chacko } 18434be41e92SSony Chacko memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring)); 18444be41e92SSony Chacko tx_ring->cmd_buf_arr = cmd_buf_arr; 18454be41e92SSony Chacko } 18464be41e92SSony Chacko 18474be41e92SSony Chacko if (qlcnic_83xx_check(adapter)) { 18484be41e92SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { 18494be41e92SSony Chacko tx_ring = &adapter->tx_ring[ring]; 18504be41e92SSony Chacko tx_ring->adapter = adapter; 18514be41e92SSony Chacko if (adapter->flags & QLCNIC_MSIX_ENABLED) { 18524be41e92SSony Chacko index = adapter->max_sds_rings + ring; 18534be41e92SSony Chacko vector = adapter->msix_entries[index].vector; 18544be41e92SSony Chacko tx_ring->irq = vector; 18554be41e92SSony Chacko } 18564be41e92SSony Chacko } 18574be41e92SSony Chacko } 18584be41e92SSony Chacko return 0; 18594be41e92SSony Chacko } 18604be41e92SSony Chacko 18616bb58bb0SBill Pemberton static int 1862aa43c215SJeff Kirsher qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 1863aa43c215SJeff Kirsher { 1864aa43c215SJeff Kirsher struct net_device *netdev = NULL; 1865aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = NULL; 18667e2cf4feSSony Chacko struct qlcnic_hardware_context *ahw; 18675ad6ff9dSSony Chacko int err, pci_using_dac = -1; 1868c84e340aSSritej Velaga u32 capab2; 18697bc48646SDan Carpenter char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */ 1870aa43c215SJeff Kirsher 1871f8468331SRajesh Borundia if (pdev->is_virtfn) 1872f8468331SRajesh Borundia return -ENODEV; 1873f8468331SRajesh Borundia 1874aa43c215SJeff Kirsher err = pci_enable_device(pdev); 1875aa43c215SJeff Kirsher if (err) 1876aa43c215SJeff Kirsher return err; 1877aa43c215SJeff Kirsher 1878aa43c215SJeff Kirsher if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { 1879aa43c215SJeff Kirsher err = -ENODEV; 1880aa43c215SJeff Kirsher goto err_out_disable_pdev; 1881aa43c215SJeff Kirsher } 1882aa43c215SJeff Kirsher 1883aa43c215SJeff Kirsher err = qlcnic_set_dma_mask(pdev, &pci_using_dac); 1884aa43c215SJeff Kirsher if (err) 1885aa43c215SJeff Kirsher goto err_out_disable_pdev; 1886aa43c215SJeff Kirsher 1887aa43c215SJeff Kirsher err = pci_request_regions(pdev, qlcnic_driver_name); 1888aa43c215SJeff Kirsher if (err) 1889aa43c215SJeff Kirsher goto err_out_disable_pdev; 1890aa43c215SJeff Kirsher 1891aa43c215SJeff Kirsher pci_set_master(pdev); 1892aa43c215SJeff Kirsher pci_enable_pcie_error_reporting(pdev); 1893aa43c215SJeff Kirsher 18947e2cf4feSSony Chacko ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL); 18957e2cf4feSSony Chacko if (!ahw) 18967e2cf4feSSony Chacko goto err_out_free_res; 18977e2cf4feSSony Chacko 1898f8468331SRajesh Borundia switch (ent->device) { 1899f8468331SRajesh Borundia case PCI_DEVICE_ID_QLOGIC_QLE824X: 19007e2cf4feSSony Chacko ahw->hw_ops = &qlcnic_hw_ops; 19017e2cf4feSSony Chacko ahw->reg_tbl = (u32 *) qlcnic_reg_tbl; 1902f8468331SRajesh Borundia break; 1903f8468331SRajesh Borundia case PCI_DEVICE_ID_QLOGIC_QLE834X: 190413159183SSony Chacko qlcnic_83xx_register_map(ahw); 1905f8468331SRajesh Borundia break; 1906f8468331SRajesh Borundia case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: 1907f8468331SRajesh Borundia qlcnic_sriov_vf_register_map(ahw); 1908f8468331SRajesh Borundia break; 1909f8468331SRajesh Borundia default: 191013159183SSony Chacko goto err_out_free_hw_res; 19117e2cf4feSSony Chacko } 19127e2cf4feSSony Chacko 19137e2cf4feSSony Chacko err = qlcnic_setup_pci_map(pdev, ahw); 19147e2cf4feSSony Chacko if (err) 19157e2cf4feSSony Chacko goto err_out_free_hw_res; 19167e2cf4feSSony Chacko 1917aa43c215SJeff Kirsher netdev = alloc_etherdev(sizeof(struct qlcnic_adapter)); 1918aa43c215SJeff Kirsher if (!netdev) { 1919aa43c215SJeff Kirsher err = -ENOMEM; 19207e2cf4feSSony Chacko goto err_out_iounmap; 1921aa43c215SJeff Kirsher } 1922aa43c215SJeff Kirsher 1923aa43c215SJeff Kirsher SET_NETDEV_DEV(netdev, &pdev->dev); 1924aa43c215SJeff Kirsher 1925aa43c215SJeff Kirsher adapter = netdev_priv(netdev); 1926aa43c215SJeff Kirsher adapter->netdev = netdev; 1927aa43c215SJeff Kirsher adapter->pdev = pdev; 192813159183SSony Chacko adapter->ahw = ahw; 192913159183SSony Chacko 193013159183SSony Chacko adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic"); 193113159183SSony Chacko if (adapter->qlcnic_wq == NULL) { 193213159183SSony Chacko dev_err(&pdev->dev, "Failed to create workqueue\n"); 193313159183SSony Chacko goto err_out_free_netdev; 193413159183SSony Chacko } 1935aa43c215SJeff Kirsher 19362dfc9671SPeter Senna Tschudin err = qlcnic_alloc_adapter_resources(adapter); 19372dfc9671SPeter Senna Tschudin if (err) 1938aa43c215SJeff Kirsher goto err_out_free_netdev; 1939aa43c215SJeff Kirsher 1940aa43c215SJeff Kirsher adapter->dev_rst_time = jiffies; 19417e2cf4feSSony Chacko adapter->ahw->revision_id = pdev->revision; 1942fe1adc6bSJitendra Kalsaria if (qlcnic_mac_learn == FDB_MAC_LEARN) 1943fe1adc6bSJitendra Kalsaria adapter->fdb_mac_learn = true; 1944fe1adc6bSJitendra Kalsaria else if (qlcnic_mac_learn == DRV_MAC_LEARN) 1945fe1adc6bSJitendra Kalsaria adapter->drv_mac_learn = true; 19467e2cf4feSSony Chacko adapter->max_drv_tx_rings = 1; 1947aa43c215SJeff Kirsher 1948aa43c215SJeff Kirsher rwlock_init(&adapter->ahw->crb_lock); 1949aa43c215SJeff Kirsher mutex_init(&adapter->ahw->mem_lock); 1950aa43c215SJeff Kirsher 1951aa43c215SJeff Kirsher spin_lock_init(&adapter->tx_clean_lock); 1952aa43c215SJeff Kirsher INIT_LIST_HEAD(&adapter->mac_list); 1953aa43c215SJeff Kirsher 19547e2cf4feSSony Chacko if (qlcnic_82xx_check(adapter)) { 195513159183SSony Chacko qlcnic_check_vf(adapter, ent); 1956aa43c215SJeff Kirsher adapter->portnum = adapter->ahw->pci_func; 19577e2cf4feSSony Chacko err = qlcnic_start_firmware(adapter); 1958aa43c215SJeff Kirsher if (err) { 19597e2cf4feSSony Chacko dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"); 19607e2cf4feSSony Chacko goto err_out_free_hw; 1961aa43c215SJeff Kirsher } 1962aa43c215SJeff Kirsher 1963aa43c215SJeff Kirsher err = qlcnic_setup_idc_param(adapter); 1964aa43c215SJeff Kirsher if (err) 19657e2cf4feSSony Chacko goto err_out_free_hw; 1966aa43c215SJeff Kirsher 1967aa43c215SJeff Kirsher adapter->flags |= QLCNIC_NEED_FLR; 196813159183SSony Chacko } else if (qlcnic_83xx_check(adapter)) { 196913159183SSony Chacko qlcnic_83xx_check_vf(adapter, ent); 197013159183SSony Chacko adapter->portnum = adapter->ahw->pci_func; 1971f8468331SRajesh Borundia err = qlcnic_83xx_init(adapter, pci_using_dac); 1972629263acSSony Chacko if (err) { 1973629263acSSony Chacko dev_err(&pdev->dev, "%s: failed\n", __func__); 1974629263acSSony Chacko goto err_out_free_hw; 1975629263acSSony Chacko } 1976f8468331SRajesh Borundia if (qlcnic_sriov_vf_check(adapter)) 1977f8468331SRajesh Borundia return 0; 197813159183SSony Chacko } else { 197913159183SSony Chacko dev_err(&pdev->dev, 198013159183SSony Chacko "%s: failed. Please Reboot\n", __func__); 198113159183SSony Chacko goto err_out_free_hw; 1982aa43c215SJeff Kirsher } 1983aa43c215SJeff Kirsher 1984aa43c215SJeff Kirsher if (qlcnic_read_mac_addr(adapter)) 1985aa43c215SJeff Kirsher dev_warn(&pdev->dev, "failed to read mac addr\n"); 1986aa43c215SJeff Kirsher 1987aa43c215SJeff Kirsher if (adapter->portnum == 0) { 198822999798SSony Chacko qlcnic_get_board_name(adapter, board_name); 198913159183SSony Chacko 1990aa43c215SJeff Kirsher pr_info("%s: %s Board Chip rev 0x%x\n", 1991aa43c215SJeff Kirsher module_name(THIS_MODULE), 199222999798SSony Chacko board_name, adapter->ahw->revision_id); 1993aa43c215SJeff Kirsher } 1994460374f7SHimanshu Madhani 1995460374f7SHimanshu Madhani if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x && 1996460374f7SHimanshu Madhani !!qlcnic_use_msi) 1997460374f7SHimanshu Madhani dev_warn(&pdev->dev, 1998460374f7SHimanshu Madhani "83xx adapter do not support MSI interrupts\n"); 1999460374f7SHimanshu Madhani 20007e2cf4feSSony Chacko err = qlcnic_setup_intr(adapter, 0); 20019a97e705SManish chopra if (err) { 20029a97e705SManish chopra dev_err(&pdev->dev, "Failed to setup interrupt\n"); 20037e2cf4feSSony Chacko goto err_out_disable_msi; 20049a97e705SManish chopra } 20057e2cf4feSSony Chacko 200613159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 200713159183SSony Chacko err = qlcnic_83xx_setup_mbx_intr(adapter); 200813159183SSony Chacko if (err) 200913159183SSony Chacko goto err_out_disable_msi; 201013159183SSony Chacko } 2011aa43c215SJeff Kirsher 2012aa43c215SJeff Kirsher err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); 2013aa43c215SJeff Kirsher if (err) 20147e2cf4feSSony Chacko goto err_out_disable_mbx_intr; 2015aa43c215SJeff Kirsher 2016c84e340aSSritej Velaga if (qlcnic_82xx_check(adapter)) { 2017c84e340aSSritej Velaga if (ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { 2018c84e340aSSritej Velaga capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); 2019c84e340aSSritej Velaga if (capab2 & QLCNIC_FW_CAPABILITY_2_OCBB) 2020c84e340aSSritej Velaga qlcnic_fw_cmd_set_drv_version(adapter); 2021c84e340aSSritej Velaga } 2022c84e340aSSritej Velaga } 2023c84e340aSSritej Velaga 2024aa43c215SJeff Kirsher pci_set_drvdata(pdev, adapter); 2025aa43c215SJeff Kirsher 202697ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) 202797ee45ebSSony Chacko qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, 202897ee45ebSSony Chacko FW_POLL_DELAY); 2029aa43c215SJeff Kirsher 2030aa43c215SJeff Kirsher switch (adapter->ahw->port_type) { 2031aa43c215SJeff Kirsher case QLCNIC_GBE: 2032aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n", 2033aa43c215SJeff Kirsher adapter->netdev->name); 2034aa43c215SJeff Kirsher break; 2035aa43c215SJeff Kirsher case QLCNIC_XGBE: 2036aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n", 2037aa43c215SJeff Kirsher adapter->netdev->name); 2038aa43c215SJeff Kirsher break; 2039aa43c215SJeff Kirsher } 2040aa43c215SJeff Kirsher 20417e2cf4feSSony Chacko if (qlcnic_get_act_pci_func(adapter)) 20427e2cf4feSSony Chacko goto err_out_disable_mbx_intr; 20437e2cf4feSSony Chacko 2044fe1adc6bSJitendra Kalsaria if (adapter->drv_mac_learn) 2045aa43c215SJeff Kirsher qlcnic_alloc_lb_filters_mem(adapter); 2046aa43c215SJeff Kirsher 20477e2cf4feSSony Chacko qlcnic_add_sysfs(adapter); 2048aa43c215SJeff Kirsher 2049aa43c215SJeff Kirsher return 0; 2050aa43c215SJeff Kirsher 20517e2cf4feSSony Chacko err_out_disable_mbx_intr: 20527dd90cf1SSucheta Chakraborty if (qlcnic_83xx_check(adapter)) 205313159183SSony Chacko qlcnic_83xx_free_mbx_intr(adapter); 20547e2cf4feSSony Chacko 2055aa43c215SJeff Kirsher err_out_disable_msi: 2056aa43c215SJeff Kirsher qlcnic_teardown_intr(adapter); 20577e2cf4feSSony Chacko qlcnic_cancel_idc_work(adapter); 2058aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2059aa43c215SJeff Kirsher 2060aa43c215SJeff Kirsher err_out_free_hw: 2061aa43c215SJeff Kirsher qlcnic_free_adapter_resources(adapter); 2062aa43c215SJeff Kirsher 2063aa43c215SJeff Kirsher err_out_free_netdev: 2064aa43c215SJeff Kirsher free_netdev(netdev); 2065aa43c215SJeff Kirsher 20667e2cf4feSSony Chacko err_out_iounmap: 2067f1a094a8SRajesh Borundia qlcnic_cleanup_pci_map(ahw); 20687e2cf4feSSony Chacko 20697e2cf4feSSony Chacko err_out_free_hw_res: 20707e2cf4feSSony Chacko kfree(ahw); 20717e2cf4feSSony Chacko 2072aa43c215SJeff Kirsher err_out_free_res: 2073aa43c215SJeff Kirsher pci_release_regions(pdev); 2074aa43c215SJeff Kirsher 2075aa43c215SJeff Kirsher err_out_disable_pdev: 2076aa43c215SJeff Kirsher pci_set_drvdata(pdev, NULL); 2077aa43c215SJeff Kirsher pci_disable_device(pdev); 2078aa43c215SJeff Kirsher return err; 2079aa43c215SJeff Kirsher } 2080aa43c215SJeff Kirsher 20816bb58bb0SBill Pemberton static void qlcnic_remove(struct pci_dev *pdev) 2082aa43c215SJeff Kirsher { 2083aa43c215SJeff Kirsher struct qlcnic_adapter *adapter; 2084aa43c215SJeff Kirsher struct net_device *netdev; 208513159183SSony Chacko struct qlcnic_hardware_context *ahw; 2086aa43c215SJeff Kirsher 2087aa43c215SJeff Kirsher adapter = pci_get_drvdata(pdev); 2088aa43c215SJeff Kirsher if (adapter == NULL) 2089aa43c215SJeff Kirsher return; 2090aa43c215SJeff Kirsher 2091aa43c215SJeff Kirsher netdev = adapter->netdev; 209202feda17SRajesh Borundia qlcnic_sriov_pf_disable(adapter); 2093aa43c215SJeff Kirsher 209413159183SSony Chacko qlcnic_cancel_idc_work(adapter); 209513159183SSony Chacko ahw = adapter->ahw; 2096aa43c215SJeff Kirsher 2097aa43c215SJeff Kirsher unregister_netdev(netdev); 209802feda17SRajesh Borundia qlcnic_sriov_cleanup(adapter); 2099aa43c215SJeff Kirsher 210013159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 210113159183SSony Chacko qlcnic_83xx_free_mbx_intr(adapter); 21023d73b5fdSJitendra Kalsaria qlcnic_83xx_register_nic_idc_func(adapter, 0); 21033d73b5fdSJitendra Kalsaria cancel_delayed_work_sync(&adapter->idc_aen_work); 210413159183SSony Chacko } 210513159183SSony Chacko 2106aa43c215SJeff Kirsher qlcnic_detach(adapter); 2107aa43c215SJeff Kirsher 2108aa43c215SJeff Kirsher if (adapter->npars != NULL) 2109aa43c215SJeff Kirsher kfree(adapter->npars); 2110aa43c215SJeff Kirsher if (adapter->eswitch != NULL) 2111aa43c215SJeff Kirsher kfree(adapter->eswitch); 2112aa43c215SJeff Kirsher 211397ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) 2114aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2115aa43c215SJeff Kirsher 2116aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 2117aa43c215SJeff Kirsher 2118aa43c215SJeff Kirsher qlcnic_free_lb_filters_mem(adapter); 2119aa43c215SJeff Kirsher 2120aa43c215SJeff Kirsher qlcnic_teardown_intr(adapter); 2121aa43c215SJeff Kirsher 212213159183SSony Chacko qlcnic_remove_sysfs(adapter); 2123aa43c215SJeff Kirsher 2124f1a094a8SRajesh Borundia qlcnic_cleanup_pci_map(adapter->ahw); 2125aa43c215SJeff Kirsher 2126aa43c215SJeff Kirsher qlcnic_release_firmware(adapter); 2127aa43c215SJeff Kirsher 2128aa43c215SJeff Kirsher pci_disable_pcie_error_reporting(pdev); 2129aa43c215SJeff Kirsher pci_release_regions(pdev); 2130aa43c215SJeff Kirsher pci_disable_device(pdev); 2131aa43c215SJeff Kirsher pci_set_drvdata(pdev, NULL); 2132aa43c215SJeff Kirsher 213313159183SSony Chacko if (adapter->qlcnic_wq) { 213413159183SSony Chacko destroy_workqueue(adapter->qlcnic_wq); 213513159183SSony Chacko adapter->qlcnic_wq = NULL; 213613159183SSony Chacko } 2137aa43c215SJeff Kirsher qlcnic_free_adapter_resources(adapter); 213813159183SSony Chacko kfree(ahw); 2139aa43c215SJeff Kirsher free_netdev(netdev); 2140aa43c215SJeff Kirsher } 2141aa43c215SJeff Kirsher static int __qlcnic_shutdown(struct pci_dev *pdev) 2142aa43c215SJeff Kirsher { 2143aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 2144aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 2145aa43c215SJeff Kirsher int retval; 2146aa43c215SJeff Kirsher 2147aa43c215SJeff Kirsher netif_device_detach(netdev); 2148aa43c215SJeff Kirsher 214913159183SSony Chacko qlcnic_cancel_idc_work(adapter); 2150aa43c215SJeff Kirsher 2151aa43c215SJeff Kirsher if (netif_running(netdev)) 2152aa43c215SJeff Kirsher qlcnic_down(adapter, netdev); 2153aa43c215SJeff Kirsher 215497d8105cSRajesh Borundia qlcnic_sriov_cleanup(adapter); 215597ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) 2156aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2157aa43c215SJeff Kirsher 2158aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 2159aa43c215SJeff Kirsher 2160aa43c215SJeff Kirsher retval = pci_save_state(pdev); 2161aa43c215SJeff Kirsher if (retval) 2162aa43c215SJeff Kirsher return retval; 216397ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) { 2164aa43c215SJeff Kirsher if (qlcnic_wol_supported(adapter)) { 2165aa43c215SJeff Kirsher pci_enable_wake(pdev, PCI_D3cold, 1); 2166aa43c215SJeff Kirsher pci_enable_wake(pdev, PCI_D3hot, 1); 2167aa43c215SJeff Kirsher } 216897ee45ebSSony Chacko } 2169aa43c215SJeff Kirsher 2170aa43c215SJeff Kirsher return 0; 2171aa43c215SJeff Kirsher } 2172aa43c215SJeff Kirsher 2173aa43c215SJeff Kirsher static void qlcnic_shutdown(struct pci_dev *pdev) 2174aa43c215SJeff Kirsher { 2175aa43c215SJeff Kirsher if (__qlcnic_shutdown(pdev)) 2176aa43c215SJeff Kirsher return; 2177aa43c215SJeff Kirsher 2178aa43c215SJeff Kirsher pci_disable_device(pdev); 2179aa43c215SJeff Kirsher } 2180aa43c215SJeff Kirsher 2181aa43c215SJeff Kirsher #ifdef CONFIG_PM 2182aa43c215SJeff Kirsher static int 2183aa43c215SJeff Kirsher qlcnic_suspend(struct pci_dev *pdev, pm_message_t state) 2184aa43c215SJeff Kirsher { 2185aa43c215SJeff Kirsher int retval; 2186aa43c215SJeff Kirsher 2187aa43c215SJeff Kirsher retval = __qlcnic_shutdown(pdev); 2188aa43c215SJeff Kirsher if (retval) 2189aa43c215SJeff Kirsher return retval; 2190aa43c215SJeff Kirsher 2191aa43c215SJeff Kirsher pci_set_power_state(pdev, pci_choose_state(pdev, state)); 2192aa43c215SJeff Kirsher return 0; 2193aa43c215SJeff Kirsher } 2194aa43c215SJeff Kirsher 2195aa43c215SJeff Kirsher static int 2196aa43c215SJeff Kirsher qlcnic_resume(struct pci_dev *pdev) 2197aa43c215SJeff Kirsher { 2198aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 2199aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 2200aa43c215SJeff Kirsher int err; 2201aa43c215SJeff Kirsher 2202aa43c215SJeff Kirsher err = pci_enable_device(pdev); 2203aa43c215SJeff Kirsher if (err) 2204aa43c215SJeff Kirsher return err; 2205aa43c215SJeff Kirsher 2206aa43c215SJeff Kirsher pci_set_power_state(pdev, PCI_D0); 2207aa43c215SJeff Kirsher pci_set_master(pdev); 2208aa43c215SJeff Kirsher pci_restore_state(pdev); 2209aa43c215SJeff Kirsher 221013159183SSony Chacko err = qlcnic_start_firmware(adapter); 2211aa43c215SJeff Kirsher if (err) { 2212aa43c215SJeff Kirsher dev_err(&pdev->dev, "failed to start firmware\n"); 2213aa43c215SJeff Kirsher return err; 2214aa43c215SJeff Kirsher } 2215aa43c215SJeff Kirsher 2216aa43c215SJeff Kirsher if (netif_running(netdev)) { 2217aa43c215SJeff Kirsher err = qlcnic_up(adapter, netdev); 2218aa43c215SJeff Kirsher if (err) 2219aa43c215SJeff Kirsher goto done; 2220aa43c215SJeff Kirsher 2221aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_UP); 2222aa43c215SJeff Kirsher } 2223aa43c215SJeff Kirsher done: 2224aa43c215SJeff Kirsher netif_device_attach(netdev); 2225aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); 2226aa43c215SJeff Kirsher return 0; 2227aa43c215SJeff Kirsher } 2228aa43c215SJeff Kirsher #endif 2229aa43c215SJeff Kirsher 2230aa43c215SJeff Kirsher static int qlcnic_open(struct net_device *netdev) 2231aa43c215SJeff Kirsher { 2232aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2233aa43c215SJeff Kirsher int err; 2234aa43c215SJeff Kirsher 2235aa43c215SJeff Kirsher netif_carrier_off(netdev); 2236aa43c215SJeff Kirsher 2237aa43c215SJeff Kirsher err = qlcnic_attach(adapter); 2238aa43c215SJeff Kirsher if (err) 2239aa43c215SJeff Kirsher return err; 2240aa43c215SJeff Kirsher 2241aa43c215SJeff Kirsher err = __qlcnic_up(adapter, netdev); 2242aa43c215SJeff Kirsher if (err) 2243aa43c215SJeff Kirsher goto err_out; 2244aa43c215SJeff Kirsher 2245aa43c215SJeff Kirsher netif_start_queue(netdev); 2246aa43c215SJeff Kirsher 2247aa43c215SJeff Kirsher return 0; 2248aa43c215SJeff Kirsher 2249aa43c215SJeff Kirsher err_out: 2250aa43c215SJeff Kirsher qlcnic_detach(adapter); 2251aa43c215SJeff Kirsher return err; 2252aa43c215SJeff Kirsher } 2253aa43c215SJeff Kirsher 2254aa43c215SJeff Kirsher /* 2255aa43c215SJeff Kirsher * qlcnic_close - Disables a network interface entry point 2256aa43c215SJeff Kirsher */ 2257aa43c215SJeff Kirsher static int qlcnic_close(struct net_device *netdev) 2258aa43c215SJeff Kirsher { 2259aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2260aa43c215SJeff Kirsher 2261aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 226213159183SSony Chacko 2263aa43c215SJeff Kirsher return 0; 2264aa43c215SJeff Kirsher } 2265aa43c215SJeff Kirsher 2266aa43c215SJeff Kirsher void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) 2267aa43c215SJeff Kirsher { 2268aa43c215SJeff Kirsher void *head; 2269aa43c215SJeff Kirsher int i; 227013159183SSony Chacko struct net_device *netdev = adapter->netdev; 227113159183SSony Chacko u32 filter_size = 0; 227213159183SSony Chacko u16 act_pci_func = 0; 2273aa43c215SJeff Kirsher 2274aa43c215SJeff Kirsher if (adapter->fhash.fmax && adapter->fhash.fhead) 2275aa43c215SJeff Kirsher return; 2276aa43c215SJeff Kirsher 227713159183SSony Chacko act_pci_func = adapter->ahw->act_pci_func; 2278aa43c215SJeff Kirsher spin_lock_init(&adapter->mac_learn_lock); 227953643a75SShahed Shaikh spin_lock_init(&adapter->rx_mac_learn_lock); 2280aa43c215SJeff Kirsher 228113159183SSony Chacko if (qlcnic_82xx_check(adapter)) { 228213159183SSony Chacko filter_size = QLCNIC_LB_MAX_FILTERS; 228313159183SSony Chacko adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE; 228413159183SSony Chacko } else { 228513159183SSony Chacko filter_size = QLC_83XX_LB_MAX_FILTERS; 228613159183SSony Chacko adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE; 228713159183SSony Chacko } 228813159183SSony Chacko 228913159183SSony Chacko head = kcalloc(adapter->fhash.fbucket_size, 22901d9219ddSJitendra Kalsaria sizeof(struct hlist_head), GFP_ATOMIC); 229113159183SSony Chacko 2292aa43c215SJeff Kirsher if (!head) 2293aa43c215SJeff Kirsher return; 2294aa43c215SJeff Kirsher 229513159183SSony Chacko adapter->fhash.fmax = (filter_size / act_pci_func); 2296aa43c215SJeff Kirsher adapter->fhash.fhead = head; 2297aa43c215SJeff Kirsher 229813159183SSony Chacko netdev_info(netdev, "active nic func = %d, mac filter size=%d\n", 229913159183SSony Chacko act_pci_func, adapter->fhash.fmax); 230013159183SSony Chacko 230113159183SSony Chacko for (i = 0; i < adapter->fhash.fbucket_size; i++) 2302aa43c215SJeff Kirsher INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); 230353643a75SShahed Shaikh 230453643a75SShahed Shaikh adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size; 230553643a75SShahed Shaikh 230653643a75SShahed Shaikh head = kcalloc(adapter->rx_fhash.fbucket_size, 230753643a75SShahed Shaikh sizeof(struct hlist_head), GFP_ATOMIC); 230853643a75SShahed Shaikh 230953643a75SShahed Shaikh if (!head) 231053643a75SShahed Shaikh return; 231153643a75SShahed Shaikh 231253643a75SShahed Shaikh adapter->rx_fhash.fmax = (filter_size / act_pci_func); 231353643a75SShahed Shaikh adapter->rx_fhash.fhead = head; 231453643a75SShahed Shaikh 231553643a75SShahed Shaikh for (i = 0; i < adapter->rx_fhash.fbucket_size; i++) 231653643a75SShahed Shaikh INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]); 2317aa43c215SJeff Kirsher } 2318aa43c215SJeff Kirsher 2319aa43c215SJeff Kirsher static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) 2320aa43c215SJeff Kirsher { 2321aa43c215SJeff Kirsher if (adapter->fhash.fmax && adapter->fhash.fhead) 2322aa43c215SJeff Kirsher kfree(adapter->fhash.fhead); 2323aa43c215SJeff Kirsher 2324aa43c215SJeff Kirsher adapter->fhash.fhead = NULL; 2325aa43c215SJeff Kirsher adapter->fhash.fmax = 0; 232653643a75SShahed Shaikh 232753643a75SShahed Shaikh if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead) 232853643a75SShahed Shaikh kfree(adapter->rx_fhash.fhead); 232953643a75SShahed Shaikh 233053643a75SShahed Shaikh adapter->rx_fhash.fmax = 0; 233153643a75SShahed Shaikh adapter->rx_fhash.fhead = NULL; 2332aa43c215SJeff Kirsher } 2333aa43c215SJeff Kirsher 2334629263acSSony Chacko int qlcnic_check_temp(struct qlcnic_adapter *adapter) 2335aa43c215SJeff Kirsher { 2336aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 233797ee45ebSSony Chacko u32 temp_state, temp_val, temp = 0; 2338aa43c215SJeff Kirsher int rv = 0; 2339aa43c215SJeff Kirsher 234013159183SSony Chacko if (qlcnic_83xx_check(adapter)) 234113159183SSony Chacko temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); 234213159183SSony Chacko 234397ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) 2344a15ebd37SHimanshu Madhani temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); 2345aa43c215SJeff Kirsher 2346aa43c215SJeff Kirsher temp_state = qlcnic_get_temp_state(temp); 2347aa43c215SJeff Kirsher temp_val = qlcnic_get_temp_val(temp); 2348aa43c215SJeff Kirsher 2349aa43c215SJeff Kirsher if (temp_state == QLCNIC_TEMP_PANIC) { 2350aa43c215SJeff Kirsher dev_err(&netdev->dev, 2351aa43c215SJeff Kirsher "Device temperature %d degrees C exceeds" 2352aa43c215SJeff Kirsher " maximum allowed. Hardware has been shut down.\n", 2353aa43c215SJeff Kirsher temp_val); 2354aa43c215SJeff Kirsher rv = 1; 2355aa43c215SJeff Kirsher } else if (temp_state == QLCNIC_TEMP_WARN) { 235679788450SSony Chacko if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) { 2357aa43c215SJeff Kirsher dev_err(&netdev->dev, 2358aa43c215SJeff Kirsher "Device temperature %d degrees C " 2359aa43c215SJeff Kirsher "exceeds operating range." 2360aa43c215SJeff Kirsher " Immediate action needed.\n", 2361aa43c215SJeff Kirsher temp_val); 2362aa43c215SJeff Kirsher } 2363aa43c215SJeff Kirsher } else { 236479788450SSony Chacko if (adapter->ahw->temp == QLCNIC_TEMP_WARN) { 2365aa43c215SJeff Kirsher dev_info(&netdev->dev, 2366aa43c215SJeff Kirsher "Device temperature is now %d degrees C" 2367aa43c215SJeff Kirsher " in normal range.\n", temp_val); 2368aa43c215SJeff Kirsher } 2369aa43c215SJeff Kirsher } 237079788450SSony Chacko adapter->ahw->temp = temp_state; 2371aa43c215SJeff Kirsher return rv; 2372aa43c215SJeff Kirsher } 2373aa43c215SJeff Kirsher 2374aa43c215SJeff Kirsher static void qlcnic_tx_timeout(struct net_device *netdev) 2375aa43c215SJeff Kirsher { 2376aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2377aa43c215SJeff Kirsher 2378aa43c215SJeff Kirsher if (test_bit(__QLCNIC_RESETTING, &adapter->state)) 2379aa43c215SJeff Kirsher return; 2380aa43c215SJeff Kirsher 2381aa43c215SJeff Kirsher dev_err(&netdev->dev, "transmit timeout, resetting.\n"); 2382aa43c215SJeff Kirsher 2383aa43c215SJeff Kirsher if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) 2384aa43c215SJeff Kirsher adapter->need_fw_reset = 1; 2385aa43c215SJeff Kirsher else 238679788450SSony Chacko adapter->ahw->reset_context = 1; 2387aa43c215SJeff Kirsher } 2388aa43c215SJeff Kirsher 2389aa43c215SJeff Kirsher static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) 2390aa43c215SJeff Kirsher { 2391aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2392aa43c215SJeff Kirsher struct net_device_stats *stats = &netdev->stats; 2393aa43c215SJeff Kirsher 2394aa43c215SJeff Kirsher stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; 2395aa43c215SJeff Kirsher stats->tx_packets = adapter->stats.xmitfinished; 2396aa43c215SJeff Kirsher stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; 2397aa43c215SJeff Kirsher stats->tx_bytes = adapter->stats.txbytes; 2398aa43c215SJeff Kirsher stats->rx_dropped = adapter->stats.rxdropped; 2399aa43c215SJeff Kirsher stats->tx_dropped = adapter->stats.txdropped; 2400aa43c215SJeff Kirsher 2401aa43c215SJeff Kirsher return stats; 2402aa43c215SJeff Kirsher } 2403aa43c215SJeff Kirsher 24047e2cf4feSSony Chacko irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter) 2405aa43c215SJeff Kirsher { 2406aa43c215SJeff Kirsher u32 status; 2407aa43c215SJeff Kirsher 2408aa43c215SJeff Kirsher status = readl(adapter->isr_int_vec); 2409aa43c215SJeff Kirsher 241079788450SSony Chacko if (!(status & adapter->ahw->int_vec_bit)) 2411aa43c215SJeff Kirsher return IRQ_NONE; 2412aa43c215SJeff Kirsher 2413aa43c215SJeff Kirsher /* check interrupt state machine, to be sure */ 2414aa43c215SJeff Kirsher status = readl(adapter->crb_int_state_reg); 2415aa43c215SJeff Kirsher if (!ISR_LEGACY_INT_TRIGGERED(status)) 2416aa43c215SJeff Kirsher return IRQ_NONE; 2417aa43c215SJeff Kirsher 2418aa43c215SJeff Kirsher writel(0xffffffff, adapter->tgt_status_reg); 2419aa43c215SJeff Kirsher /* read twice to ensure write is flushed */ 2420aa43c215SJeff Kirsher readl(adapter->isr_int_vec); 2421aa43c215SJeff Kirsher readl(adapter->isr_int_vec); 2422aa43c215SJeff Kirsher 2423aa43c215SJeff Kirsher return IRQ_HANDLED; 2424aa43c215SJeff Kirsher } 2425aa43c215SJeff Kirsher 2426aa43c215SJeff Kirsher static irqreturn_t qlcnic_tmp_intr(int irq, void *data) 2427aa43c215SJeff Kirsher { 2428aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring = data; 2429aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = sds_ring->adapter; 2430aa43c215SJeff Kirsher 2431aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_MSIX_ENABLED) 2432aa43c215SJeff Kirsher goto done; 2433aa43c215SJeff Kirsher else if (adapter->flags & QLCNIC_MSI_ENABLED) { 2434aa43c215SJeff Kirsher writel(0xffffffff, adapter->tgt_status_reg); 2435aa43c215SJeff Kirsher goto done; 2436aa43c215SJeff Kirsher } 2437aa43c215SJeff Kirsher 2438aa43c215SJeff Kirsher if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) 2439aa43c215SJeff Kirsher return IRQ_NONE; 2440aa43c215SJeff Kirsher 2441aa43c215SJeff Kirsher done: 244279788450SSony Chacko adapter->ahw->diag_cnt++; 2443aa43c215SJeff Kirsher qlcnic_enable_int(sds_ring); 2444aa43c215SJeff Kirsher return IRQ_HANDLED; 2445aa43c215SJeff Kirsher } 2446aa43c215SJeff Kirsher 2447aa43c215SJeff Kirsher static irqreturn_t qlcnic_intr(int irq, void *data) 2448aa43c215SJeff Kirsher { 2449aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring = data; 2450aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = sds_ring->adapter; 2451aa43c215SJeff Kirsher 2452aa43c215SJeff Kirsher if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) 2453aa43c215SJeff Kirsher return IRQ_NONE; 2454aa43c215SJeff Kirsher 2455aa43c215SJeff Kirsher napi_schedule(&sds_ring->napi); 2456aa43c215SJeff Kirsher 2457aa43c215SJeff Kirsher return IRQ_HANDLED; 2458aa43c215SJeff Kirsher } 2459aa43c215SJeff Kirsher 2460aa43c215SJeff Kirsher static irqreturn_t qlcnic_msi_intr(int irq, void *data) 2461aa43c215SJeff Kirsher { 2462aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring = data; 2463aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = sds_ring->adapter; 2464aa43c215SJeff Kirsher 2465aa43c215SJeff Kirsher /* clear interrupt */ 2466aa43c215SJeff Kirsher writel(0xffffffff, adapter->tgt_status_reg); 2467aa43c215SJeff Kirsher 2468aa43c215SJeff Kirsher napi_schedule(&sds_ring->napi); 2469aa43c215SJeff Kirsher return IRQ_HANDLED; 2470aa43c215SJeff Kirsher } 2471aa43c215SJeff Kirsher 2472aa43c215SJeff Kirsher static irqreturn_t qlcnic_msix_intr(int irq, void *data) 2473aa43c215SJeff Kirsher { 2474aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring = data; 2475aa43c215SJeff Kirsher 2476aa43c215SJeff Kirsher napi_schedule(&sds_ring->napi); 2477aa43c215SJeff Kirsher return IRQ_HANDLED; 2478aa43c215SJeff Kirsher } 2479aa43c215SJeff Kirsher 248013159183SSony Chacko static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) 248113159183SSony Chacko { 248213159183SSony Chacko struct qlcnic_host_tx_ring *tx_ring = data; 248313159183SSony Chacko 248413159183SSony Chacko napi_schedule(&tx_ring->napi); 248513159183SSony Chacko return IRQ_HANDLED; 248613159183SSony Chacko } 248713159183SSony Chacko 2488aa43c215SJeff Kirsher #ifdef CONFIG_NET_POLL_CONTROLLER 2489aa43c215SJeff Kirsher static void qlcnic_poll_controller(struct net_device *netdev) 2490aa43c215SJeff Kirsher { 2491aa43c215SJeff Kirsher int ring; 2492aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 2493aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2494aa43c215SJeff Kirsher struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; 2495aa43c215SJeff Kirsher 2496aa43c215SJeff Kirsher disable_irq(adapter->irq); 2497aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 2498aa43c215SJeff Kirsher sds_ring = &recv_ctx->sds_rings[ring]; 2499aa43c215SJeff Kirsher qlcnic_intr(adapter->irq, sds_ring); 2500aa43c215SJeff Kirsher } 2501aa43c215SJeff Kirsher enable_irq(adapter->irq); 2502aa43c215SJeff Kirsher } 2503aa43c215SJeff Kirsher #endif 2504aa43c215SJeff Kirsher 2505aa43c215SJeff Kirsher static void 2506aa43c215SJeff Kirsher qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) 2507aa43c215SJeff Kirsher { 2508aa43c215SJeff Kirsher u32 val; 2509aa43c215SJeff Kirsher 2510aa43c215SJeff Kirsher val = adapter->portnum & 0xf; 2511aa43c215SJeff Kirsher val |= encoding << 7; 2512aa43c215SJeff Kirsher val |= (jiffies - adapter->dev_rst_time) << 8; 2513aa43c215SJeff Kirsher 2514a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); 2515aa43c215SJeff Kirsher adapter->dev_rst_time = jiffies; 2516aa43c215SJeff Kirsher } 2517aa43c215SJeff Kirsher 2518aa43c215SJeff Kirsher static int 2519aa43c215SJeff Kirsher qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) 2520aa43c215SJeff Kirsher { 2521aa43c215SJeff Kirsher u32 val; 2522aa43c215SJeff Kirsher 2523aa43c215SJeff Kirsher WARN_ON(state != QLCNIC_DEV_NEED_RESET && 2524aa43c215SJeff Kirsher state != QLCNIC_DEV_NEED_QUISCENT); 2525aa43c215SJeff Kirsher 2526aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2527aa43c215SJeff Kirsher return -EIO; 2528aa43c215SJeff Kirsher 2529a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2530aa43c215SJeff Kirsher 2531aa43c215SJeff Kirsher if (state == QLCNIC_DEV_NEED_RESET) 2532aa43c215SJeff Kirsher QLC_DEV_SET_RST_RDY(val, adapter->portnum); 2533aa43c215SJeff Kirsher else if (state == QLCNIC_DEV_NEED_QUISCENT) 2534aa43c215SJeff Kirsher QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); 2535aa43c215SJeff Kirsher 2536a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2537aa43c215SJeff Kirsher 2538aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2539aa43c215SJeff Kirsher 2540aa43c215SJeff Kirsher return 0; 2541aa43c215SJeff Kirsher } 2542aa43c215SJeff Kirsher 2543aa43c215SJeff Kirsher static int 2544aa43c215SJeff Kirsher qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) 2545aa43c215SJeff Kirsher { 2546aa43c215SJeff Kirsher u32 val; 2547aa43c215SJeff Kirsher 2548aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2549aa43c215SJeff Kirsher return -EBUSY; 2550aa43c215SJeff Kirsher 2551a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2552aa43c215SJeff Kirsher QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); 2553a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2554aa43c215SJeff Kirsher 2555aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2556aa43c215SJeff Kirsher 2557aa43c215SJeff Kirsher return 0; 2558aa43c215SJeff Kirsher } 2559aa43c215SJeff Kirsher 2560aa43c215SJeff Kirsher static void 2561aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) 2562aa43c215SJeff Kirsher { 2563aa43c215SJeff Kirsher u32 val; 2564aa43c215SJeff Kirsher 2565aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2566aa43c215SJeff Kirsher goto err; 2567aa43c215SJeff Kirsher 2568a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); 2569aa43c215SJeff Kirsher QLC_DEV_CLR_REF_CNT(val, adapter->portnum); 2570a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); 2571aa43c215SJeff Kirsher 2572aa43c215SJeff Kirsher if (failed) { 2573a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 2574a15ebd37SHimanshu Madhani QLCNIC_DEV_FAILED); 2575aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, 2576aa43c215SJeff Kirsher "Device state set to Failed. Please Reboot\n"); 2577aa43c215SJeff Kirsher } else if (!(val & 0x11111111)) 2578a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 2579a15ebd37SHimanshu Madhani QLCNIC_DEV_COLD); 2580aa43c215SJeff Kirsher 2581a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2582aa43c215SJeff Kirsher QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); 2583a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2584aa43c215SJeff Kirsher 2585aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2586aa43c215SJeff Kirsher err: 2587aa43c215SJeff Kirsher adapter->fw_fail_cnt = 0; 2588aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_FW_HANG; 2589aa43c215SJeff Kirsher clear_bit(__QLCNIC_START_FW, &adapter->state); 2590aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 2591aa43c215SJeff Kirsher } 2592aa43c215SJeff Kirsher 2593aa43c215SJeff Kirsher /* Grab api lock, before checking state */ 2594aa43c215SJeff Kirsher static int 2595aa43c215SJeff Kirsher qlcnic_check_drv_state(struct qlcnic_adapter *adapter) 2596aa43c215SJeff Kirsher { 2597aa43c215SJeff Kirsher int act, state, active_mask; 2598a15ebd37SHimanshu Madhani struct qlcnic_hardware_context *ahw = adapter->ahw; 2599aa43c215SJeff Kirsher 2600a15ebd37SHimanshu Madhani state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2601a15ebd37SHimanshu Madhani act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); 2602aa43c215SJeff Kirsher 2603aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_FW_RESET_OWNER) { 2604a15ebd37SHimanshu Madhani active_mask = (~(1 << (ahw->pci_func * 4))); 2605aa43c215SJeff Kirsher act = act & active_mask; 2606aa43c215SJeff Kirsher } 2607aa43c215SJeff Kirsher 2608aa43c215SJeff Kirsher if (((state & 0x11111111) == (act & 0x11111111)) || 2609aa43c215SJeff Kirsher ((act & 0x11111111) == ((state >> 1) & 0x11111111))) 2610aa43c215SJeff Kirsher return 0; 2611aa43c215SJeff Kirsher else 2612aa43c215SJeff Kirsher return 1; 2613aa43c215SJeff Kirsher } 2614aa43c215SJeff Kirsher 2615aa43c215SJeff Kirsher static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) 2616aa43c215SJeff Kirsher { 2617a15ebd37SHimanshu Madhani u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER); 2618aa43c215SJeff Kirsher 2619aa43c215SJeff Kirsher if (val != QLCNIC_DRV_IDC_VER) { 2620aa43c215SJeff Kirsher dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" 2621aa43c215SJeff Kirsher " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); 2622aa43c215SJeff Kirsher } 2623aa43c215SJeff Kirsher 2624aa43c215SJeff Kirsher return 0; 2625aa43c215SJeff Kirsher } 2626aa43c215SJeff Kirsher 2627aa43c215SJeff Kirsher static int 2628aa43c215SJeff Kirsher qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) 2629aa43c215SJeff Kirsher { 2630aa43c215SJeff Kirsher u32 val, prev_state; 2631aa43c215SJeff Kirsher u8 dev_init_timeo = adapter->dev_init_timeo; 2632aa43c215SJeff Kirsher u8 portnum = adapter->portnum; 2633aa43c215SJeff Kirsher u8 ret; 2634aa43c215SJeff Kirsher 2635aa43c215SJeff Kirsher if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) 2636aa43c215SJeff Kirsher return 1; 2637aa43c215SJeff Kirsher 2638aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2639aa43c215SJeff Kirsher return -1; 2640aa43c215SJeff Kirsher 2641a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); 2642aa43c215SJeff Kirsher if (!(val & (1 << (portnum * 4)))) { 2643aa43c215SJeff Kirsher QLC_DEV_SET_REF_CNT(val, portnum); 2644a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); 2645aa43c215SJeff Kirsher } 2646aa43c215SJeff Kirsher 2647a15ebd37SHimanshu Madhani prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2648aa43c215SJeff Kirsher QLCDB(adapter, HW, "Device state = %u\n", prev_state); 2649aa43c215SJeff Kirsher 2650aa43c215SJeff Kirsher switch (prev_state) { 2651aa43c215SJeff Kirsher case QLCNIC_DEV_COLD: 2652a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 2653a15ebd37SHimanshu Madhani QLCNIC_DEV_INITIALIZING); 2654a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER, 2655a15ebd37SHimanshu Madhani QLCNIC_DRV_IDC_VER); 2656aa43c215SJeff Kirsher qlcnic_idc_debug_info(adapter, 0); 2657aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2658aa43c215SJeff Kirsher return 1; 2659aa43c215SJeff Kirsher 2660aa43c215SJeff Kirsher case QLCNIC_DEV_READY: 2661aa43c215SJeff Kirsher ret = qlcnic_check_idc_ver(adapter); 2662aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2663aa43c215SJeff Kirsher return ret; 2664aa43c215SJeff Kirsher 2665aa43c215SJeff Kirsher case QLCNIC_DEV_NEED_RESET: 2666a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2667aa43c215SJeff Kirsher QLC_DEV_SET_RST_RDY(val, portnum); 2668a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2669aa43c215SJeff Kirsher break; 2670aa43c215SJeff Kirsher 2671aa43c215SJeff Kirsher case QLCNIC_DEV_NEED_QUISCENT: 2672a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2673aa43c215SJeff Kirsher QLC_DEV_SET_QSCNT_RDY(val, portnum); 2674a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2675aa43c215SJeff Kirsher break; 2676aa43c215SJeff Kirsher 2677aa43c215SJeff Kirsher case QLCNIC_DEV_FAILED: 2678aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, "Device in failed state.\n"); 2679aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2680aa43c215SJeff Kirsher return -1; 2681aa43c215SJeff Kirsher 2682aa43c215SJeff Kirsher case QLCNIC_DEV_INITIALIZING: 2683aa43c215SJeff Kirsher case QLCNIC_DEV_QUISCENT: 2684aa43c215SJeff Kirsher break; 2685aa43c215SJeff Kirsher } 2686aa43c215SJeff Kirsher 2687aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2688aa43c215SJeff Kirsher 2689aa43c215SJeff Kirsher do { 2690aa43c215SJeff Kirsher msleep(1000); 2691a15ebd37SHimanshu Madhani prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2692aa43c215SJeff Kirsher 2693aa43c215SJeff Kirsher if (prev_state == QLCNIC_DEV_QUISCENT) 2694aa43c215SJeff Kirsher continue; 2695aa43c215SJeff Kirsher } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo); 2696aa43c215SJeff Kirsher 2697aa43c215SJeff Kirsher if (!dev_init_timeo) { 2698aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, 2699aa43c215SJeff Kirsher "Waiting for device to initialize timeout\n"); 2700aa43c215SJeff Kirsher return -1; 2701aa43c215SJeff Kirsher } 2702aa43c215SJeff Kirsher 2703aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2704aa43c215SJeff Kirsher return -1; 2705aa43c215SJeff Kirsher 2706a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2707aa43c215SJeff Kirsher QLC_DEV_CLR_RST_QSCNT(val, portnum); 2708a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2709aa43c215SJeff Kirsher 2710aa43c215SJeff Kirsher ret = qlcnic_check_idc_ver(adapter); 2711aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2712aa43c215SJeff Kirsher 2713aa43c215SJeff Kirsher return ret; 2714aa43c215SJeff Kirsher } 2715aa43c215SJeff Kirsher 2716aa43c215SJeff Kirsher static void 2717aa43c215SJeff Kirsher qlcnic_fwinit_work(struct work_struct *work) 2718aa43c215SJeff Kirsher { 2719aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = container_of(work, 2720aa43c215SJeff Kirsher struct qlcnic_adapter, fw_work.work); 2721aa43c215SJeff Kirsher u32 dev_state = 0xf; 2722aa43c215SJeff Kirsher u32 val; 2723aa43c215SJeff Kirsher 2724aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2725aa43c215SJeff Kirsher goto err_ret; 2726aa43c215SJeff Kirsher 2727a15ebd37SHimanshu Madhani dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2728aa43c215SJeff Kirsher if (dev_state == QLCNIC_DEV_QUISCENT || 2729aa43c215SJeff Kirsher dev_state == QLCNIC_DEV_NEED_QUISCENT) { 2730aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2731aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fwinit_work, 2732aa43c215SJeff Kirsher FW_POLL_DELAY * 2); 2733aa43c215SJeff Kirsher return; 2734aa43c215SJeff Kirsher } 2735aa43c215SJeff Kirsher 273679788450SSony Chacko if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { 2737aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2738aa43c215SJeff Kirsher goto wait_npar; 2739aa43c215SJeff Kirsher } 2740aa43c215SJeff Kirsher 274116e3cf73SSritej Velaga if (dev_state == QLCNIC_DEV_INITIALIZING || 274216e3cf73SSritej Velaga dev_state == QLCNIC_DEV_READY) { 274316e3cf73SSritej Velaga dev_info(&adapter->pdev->dev, "Detected state change from " 274416e3cf73SSritej Velaga "DEV_NEED_RESET, skipping ack check\n"); 274516e3cf73SSritej Velaga goto skip_ack_check; 274616e3cf73SSritej Velaga } 274716e3cf73SSritej Velaga 2748aa43c215SJeff Kirsher if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { 274916e3cf73SSritej Velaga dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", 2750aa43c215SJeff Kirsher adapter->reset_ack_timeo); 2751aa43c215SJeff Kirsher goto skip_ack_check; 2752aa43c215SJeff Kirsher } 2753aa43c215SJeff Kirsher 2754aa43c215SJeff Kirsher if (!qlcnic_check_drv_state(adapter)) { 2755aa43c215SJeff Kirsher skip_ack_check: 2756a15ebd37SHimanshu Madhani dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2757aa43c215SJeff Kirsher 2758aa43c215SJeff Kirsher if (dev_state == QLCNIC_DEV_NEED_RESET) { 2759a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 2760aa43c215SJeff Kirsher QLCNIC_DEV_INITIALIZING); 2761aa43c215SJeff Kirsher set_bit(__QLCNIC_START_FW, &adapter->state); 2762aa43c215SJeff Kirsher QLCDB(adapter, DRV, "Restarting fw\n"); 2763aa43c215SJeff Kirsher qlcnic_idc_debug_info(adapter, 0); 2764a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, 2765a15ebd37SHimanshu Madhani QLCNIC_CRB_DRV_STATE); 2766aa43c215SJeff Kirsher QLC_DEV_SET_RST_RDY(val, adapter->portnum); 2767a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, 2768a15ebd37SHimanshu Madhani QLCNIC_CRB_DRV_STATE, val); 2769aa43c215SJeff Kirsher } 2770aa43c215SJeff Kirsher 2771aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2772aa43c215SJeff Kirsher 2773aa43c215SJeff Kirsher rtnl_lock(); 2774aa43c215SJeff Kirsher if (adapter->ahw->fw_dump.enable && 2775aa43c215SJeff Kirsher (adapter->flags & QLCNIC_FW_RESET_OWNER)) { 2776aa43c215SJeff Kirsher QLCDB(adapter, DRV, "Take FW dump\n"); 2777aa43c215SJeff Kirsher qlcnic_dump_fw(adapter); 2778aa43c215SJeff Kirsher adapter->flags |= QLCNIC_FW_HANG; 2779aa43c215SJeff Kirsher } 2780aa43c215SJeff Kirsher rtnl_unlock(); 2781aa43c215SJeff Kirsher 2782aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_FW_RESET_OWNER; 2783aa43c215SJeff Kirsher if (!adapter->nic_ops->start_firmware(adapter)) { 2784aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); 2785aa43c215SJeff Kirsher adapter->fw_wait_cnt = 0; 2786aa43c215SJeff Kirsher return; 2787aa43c215SJeff Kirsher } 2788aa43c215SJeff Kirsher goto err_ret; 2789aa43c215SJeff Kirsher } 2790aa43c215SJeff Kirsher 2791aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2792aa43c215SJeff Kirsher 2793aa43c215SJeff Kirsher wait_npar: 2794a15ebd37SHimanshu Madhani dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2795aa43c215SJeff Kirsher QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); 2796aa43c215SJeff Kirsher 2797aa43c215SJeff Kirsher switch (dev_state) { 2798aa43c215SJeff Kirsher case QLCNIC_DEV_READY: 27997e2cf4feSSony Chacko if (!qlcnic_start_firmware(adapter)) { 2800aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); 2801aa43c215SJeff Kirsher adapter->fw_wait_cnt = 0; 2802aa43c215SJeff Kirsher return; 2803aa43c215SJeff Kirsher } 2804aa43c215SJeff Kirsher case QLCNIC_DEV_FAILED: 2805aa43c215SJeff Kirsher break; 2806aa43c215SJeff Kirsher default: 2807aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, 2808aa43c215SJeff Kirsher qlcnic_fwinit_work, FW_POLL_DELAY); 2809aa43c215SJeff Kirsher return; 2810aa43c215SJeff Kirsher } 2811aa43c215SJeff Kirsher 2812aa43c215SJeff Kirsher err_ret: 2813aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u " 2814aa43c215SJeff Kirsher "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt); 2815aa43c215SJeff Kirsher netif_device_attach(adapter->netdev); 2816aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2817aa43c215SJeff Kirsher } 2818aa43c215SJeff Kirsher 2819aa43c215SJeff Kirsher static void 2820aa43c215SJeff Kirsher qlcnic_detach_work(struct work_struct *work) 2821aa43c215SJeff Kirsher { 2822aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = container_of(work, 2823aa43c215SJeff Kirsher struct qlcnic_adapter, fw_work.work); 2824aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 2825aa43c215SJeff Kirsher u32 status; 2826aa43c215SJeff Kirsher 2827aa43c215SJeff Kirsher netif_device_detach(netdev); 2828aa43c215SJeff Kirsher 2829aa43c215SJeff Kirsher /* Dont grab rtnl lock during Quiscent mode */ 2830aa43c215SJeff Kirsher if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) { 2831aa43c215SJeff Kirsher if (netif_running(netdev)) 2832aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 2833aa43c215SJeff Kirsher } else 2834aa43c215SJeff Kirsher qlcnic_down(adapter, netdev); 2835aa43c215SJeff Kirsher 2836a15ebd37SHimanshu Madhani status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); 2837aa43c215SJeff Kirsher 283844f65b29SSony Chacko if (status & QLCNIC_RCODE_FATAL_ERROR) { 283944f65b29SSony Chacko dev_err(&adapter->pdev->dev, 284044f65b29SSony Chacko "Detaching the device: peg halt status1=0x%x\n", 284144f65b29SSony Chacko status); 2842aa43c215SJeff Kirsher 284344f65b29SSony Chacko if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) { 284444f65b29SSony Chacko dev_err(&adapter->pdev->dev, 284544f65b29SSony Chacko "On board active cooling fan failed. " 284644f65b29SSony Chacko "Device has been halted.\n"); 284744f65b29SSony Chacko dev_err(&adapter->pdev->dev, 284844f65b29SSony Chacko "Replace the adapter.\n"); 284944f65b29SSony Chacko } 285044f65b29SSony Chacko 2851aa43c215SJeff Kirsher goto err_ret; 285244f65b29SSony Chacko } 285344f65b29SSony Chacko 285479788450SSony Chacko if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) { 285544f65b29SSony Chacko dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n", 285679788450SSony Chacko adapter->ahw->temp); 285744f65b29SSony Chacko goto err_ret; 285844f65b29SSony Chacko } 285944f65b29SSony Chacko 2860aa43c215SJeff Kirsher /* Dont ack if this instance is the reset owner */ 2861aa43c215SJeff Kirsher if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) { 286244f65b29SSony Chacko if (qlcnic_set_drv_state(adapter, adapter->dev_state)) { 286344f65b29SSony Chacko dev_err(&adapter->pdev->dev, 286444f65b29SSony Chacko "Failed to set driver state," 286544f65b29SSony Chacko "detaching the device.\n"); 2866aa43c215SJeff Kirsher goto err_ret; 2867aa43c215SJeff Kirsher } 286844f65b29SSony Chacko } 2869aa43c215SJeff Kirsher 2870aa43c215SJeff Kirsher adapter->fw_wait_cnt = 0; 2871aa43c215SJeff Kirsher 2872aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY); 2873aa43c215SJeff Kirsher 2874aa43c215SJeff Kirsher return; 2875aa43c215SJeff Kirsher 2876aa43c215SJeff Kirsher err_ret: 2877aa43c215SJeff Kirsher netif_device_attach(netdev); 2878aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 1); 2879aa43c215SJeff Kirsher } 2880aa43c215SJeff Kirsher 2881aa43c215SJeff Kirsher /*Transit NPAR state to NON Operational */ 2882aa43c215SJeff Kirsher static void 2883aa43c215SJeff Kirsher qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) 2884aa43c215SJeff Kirsher { 2885aa43c215SJeff Kirsher u32 state; 2886aa43c215SJeff Kirsher 2887a15ebd37SHimanshu Madhani state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); 2888aa43c215SJeff Kirsher if (state == QLCNIC_DEV_NPAR_NON_OPER) 2889aa43c215SJeff Kirsher return; 2890aa43c215SJeff Kirsher 2891aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2892aa43c215SJeff Kirsher return; 2893a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, 2894a15ebd37SHimanshu Madhani QLCNIC_DEV_NPAR_NON_OPER); 2895aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2896aa43c215SJeff Kirsher } 2897aa43c215SJeff Kirsher 28987e2cf4feSSony Chacko void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key) 2899aa43c215SJeff Kirsher { 2900646779f1SSritej Velaga u32 state, xg_val = 0, gb_val = 0; 2901aa43c215SJeff Kirsher 2902646779f1SSritej Velaga qlcnic_xg_set_xg0_mask(xg_val); 2903646779f1SSritej Velaga qlcnic_xg_set_xg1_mask(xg_val); 2904646779f1SSritej Velaga QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); 2905646779f1SSritej Velaga qlcnic_gb_set_gb0_mask(gb_val); 2906646779f1SSritej Velaga qlcnic_gb_set_gb1_mask(gb_val); 2907646779f1SSritej Velaga qlcnic_gb_set_gb2_mask(gb_val); 2908646779f1SSritej Velaga qlcnic_gb_set_gb3_mask(gb_val); 2909646779f1SSritej Velaga QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); 2910646779f1SSritej Velaga dev_info(&adapter->pdev->dev, "Pause control frames disabled" 2911646779f1SSritej Velaga " on all ports\n"); 2912aa43c215SJeff Kirsher adapter->need_fw_reset = 1; 291313159183SSony Chacko 2914aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2915aa43c215SJeff Kirsher return; 2916aa43c215SJeff Kirsher 291713159183SSony Chacko state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2918aa43c215SJeff Kirsher 2919aa43c215SJeff Kirsher if (state == QLCNIC_DEV_READY) { 292013159183SSony Chacko QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 292113159183SSony Chacko QLCNIC_DEV_NEED_RESET); 2922aa43c215SJeff Kirsher adapter->flags |= QLCNIC_FW_RESET_OWNER; 2923aa43c215SJeff Kirsher QLCDB(adapter, DRV, "NEED_RESET state set\n"); 2924aa43c215SJeff Kirsher qlcnic_idc_debug_info(adapter, 0); 2925aa43c215SJeff Kirsher } 2926aa43c215SJeff Kirsher 292713159183SSony Chacko QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, 292813159183SSony Chacko QLCNIC_DEV_NPAR_NON_OPER); 2929aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2930aa43c215SJeff Kirsher } 2931aa43c215SJeff Kirsher 2932aa43c215SJeff Kirsher /* Transit to NPAR READY state from NPAR NOT READY state */ 2933aa43c215SJeff Kirsher static void 2934aa43c215SJeff Kirsher qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) 2935aa43c215SJeff Kirsher { 2936aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2937aa43c215SJeff Kirsher return; 2938aa43c215SJeff Kirsher 2939a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, 2940a15ebd37SHimanshu Madhani QLCNIC_DEV_NPAR_OPER); 2941aa43c215SJeff Kirsher QLCDB(adapter, DRV, "NPAR operational state set\n"); 2942aa43c215SJeff Kirsher 2943aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2944aa43c215SJeff Kirsher } 2945aa43c215SJeff Kirsher 294613159183SSony Chacko void qlcnic_schedule_work(struct qlcnic_adapter *adapter, 2947aa43c215SJeff Kirsher work_func_t func, int delay) 2948aa43c215SJeff Kirsher { 2949aa43c215SJeff Kirsher if (test_bit(__QLCNIC_AER, &adapter->state)) 2950aa43c215SJeff Kirsher return; 2951aa43c215SJeff Kirsher 2952aa43c215SJeff Kirsher INIT_DELAYED_WORK(&adapter->fw_work, func); 295313159183SSony Chacko queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work, 2954aa43c215SJeff Kirsher round_jiffies_relative(delay)); 2955aa43c215SJeff Kirsher } 2956aa43c215SJeff Kirsher 2957aa43c215SJeff Kirsher static void 2958aa43c215SJeff Kirsher qlcnic_attach_work(struct work_struct *work) 2959aa43c215SJeff Kirsher { 2960aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = container_of(work, 2961aa43c215SJeff Kirsher struct qlcnic_adapter, fw_work.work); 2962aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 2963aa43c215SJeff Kirsher u32 npar_state; 2964aa43c215SJeff Kirsher 296579788450SSony Chacko if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { 2966a15ebd37SHimanshu Madhani npar_state = QLC_SHARED_REG_RD32(adapter, 2967a15ebd37SHimanshu Madhani QLCNIC_CRB_DEV_NPAR_STATE); 2968aa43c215SJeff Kirsher if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) 2969aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2970aa43c215SJeff Kirsher else if (npar_state != QLCNIC_DEV_NPAR_OPER) 2971aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_attach_work, 2972aa43c215SJeff Kirsher FW_POLL_DELAY); 2973aa43c215SJeff Kirsher else 2974aa43c215SJeff Kirsher goto attach; 2975aa43c215SJeff Kirsher QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n"); 2976aa43c215SJeff Kirsher return; 2977aa43c215SJeff Kirsher } 2978aa43c215SJeff Kirsher attach: 2979aa43c215SJeff Kirsher if (netif_running(netdev)) { 2980aa43c215SJeff Kirsher if (qlcnic_up(adapter, netdev)) 2981aa43c215SJeff Kirsher goto done; 2982aa43c215SJeff Kirsher 2983aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_UP); 2984aa43c215SJeff Kirsher } 2985aa43c215SJeff Kirsher 2986aa43c215SJeff Kirsher done: 2987aa43c215SJeff Kirsher netif_device_attach(netdev); 2988aa43c215SJeff Kirsher adapter->fw_fail_cnt = 0; 2989aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_FW_HANG; 2990aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 2991aa43c215SJeff Kirsher 2992aa43c215SJeff Kirsher if (!qlcnic_clr_drv_state(adapter)) 2993aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, 2994aa43c215SJeff Kirsher FW_POLL_DELAY); 2995aa43c215SJeff Kirsher } 2996aa43c215SJeff Kirsher 2997aa43c215SJeff Kirsher static int 2998aa43c215SJeff Kirsher qlcnic_check_health(struct qlcnic_adapter *adapter) 2999aa43c215SJeff Kirsher { 3000aa43c215SJeff Kirsher u32 state = 0, heartbeat; 3001853d4bcaSAmeen Rahman u32 peg_status; 3002aa43c215SJeff Kirsher 3003aa43c215SJeff Kirsher if (qlcnic_check_temp(adapter)) 3004aa43c215SJeff Kirsher goto detach; 3005aa43c215SJeff Kirsher 3006aa43c215SJeff Kirsher if (adapter->need_fw_reset) 30077e2cf4feSSony Chacko qlcnic_dev_request_reset(adapter, 0); 3008aa43c215SJeff Kirsher 3009a15ebd37SHimanshu Madhani state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 3010aa43c215SJeff Kirsher if (state == QLCNIC_DEV_NEED_RESET) { 3011aa43c215SJeff Kirsher qlcnic_set_npar_non_operational(adapter); 3012aa43c215SJeff Kirsher adapter->need_fw_reset = 1; 3013aa43c215SJeff Kirsher } else if (state == QLCNIC_DEV_NEED_QUISCENT) 3014aa43c215SJeff Kirsher goto detach; 3015aa43c215SJeff Kirsher 3016a15ebd37SHimanshu Madhani heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); 3017aa43c215SJeff Kirsher if (heartbeat != adapter->heartbeat) { 3018aa43c215SJeff Kirsher adapter->heartbeat = heartbeat; 3019aa43c215SJeff Kirsher adapter->fw_fail_cnt = 0; 3020aa43c215SJeff Kirsher if (adapter->need_fw_reset) 3021aa43c215SJeff Kirsher goto detach; 3022aa43c215SJeff Kirsher 3023099f7aa7SSony Chacko if (adapter->ahw->reset_context && qlcnic_auto_fw_reset) { 3024aa43c215SJeff Kirsher qlcnic_reset_hw_context(adapter); 3025aa43c215SJeff Kirsher adapter->netdev->trans_start = jiffies; 3026aa43c215SJeff Kirsher } 3027aa43c215SJeff Kirsher 3028aa43c215SJeff Kirsher return 0; 3029aa43c215SJeff Kirsher } 3030aa43c215SJeff Kirsher 3031aa43c215SJeff Kirsher if (++adapter->fw_fail_cnt < FW_FAIL_THRESH) 3032aa43c215SJeff Kirsher return 0; 3033aa43c215SJeff Kirsher 3034aa43c215SJeff Kirsher adapter->flags |= QLCNIC_FW_HANG; 3035aa43c215SJeff Kirsher 30367e2cf4feSSony Chacko qlcnic_dev_request_reset(adapter, 0); 3037aa43c215SJeff Kirsher 3038099f7aa7SSony Chacko if (qlcnic_auto_fw_reset) 3039aa43c215SJeff Kirsher clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); 3040aa43c215SJeff Kirsher 3041853d4bcaSAmeen Rahman dev_err(&adapter->pdev->dev, "firmware hang detected\n"); 3042a15ebd37SHimanshu Madhani peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); 3043853d4bcaSAmeen Rahman dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" 3044aa43c215SJeff Kirsher "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" 3045aa43c215SJeff Kirsher "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" 3046aa43c215SJeff Kirsher "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" 3047aa43c215SJeff Kirsher "PEG_NET_4_PC: 0x%x\n", 3048a15ebd37SHimanshu Madhani peg_status, 3049a15ebd37SHimanshu Madhani QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2), 3050aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c), 3051aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c), 3052aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c), 3053aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c), 3054aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c)); 305597048a1fSSritej Velaga if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) 3056853d4bcaSAmeen Rahman dev_err(&adapter->pdev->dev, 3057853d4bcaSAmeen Rahman "Firmware aborted with error code 0x00006700. " 3058853d4bcaSAmeen Rahman "Device is being reset.\n"); 3059aa43c215SJeff Kirsher detach: 3060aa43c215SJeff Kirsher adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state : 3061aa43c215SJeff Kirsher QLCNIC_DEV_NEED_RESET; 3062aa43c215SJeff Kirsher 3063099f7aa7SSony Chacko if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING, 3064099f7aa7SSony Chacko &adapter->state)) { 3065aa43c215SJeff Kirsher 3066aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_detach_work, 0); 3067aa43c215SJeff Kirsher QLCDB(adapter, DRV, "fw recovery scheduled.\n"); 3068aa43c215SJeff Kirsher } 3069aa43c215SJeff Kirsher 3070aa43c215SJeff Kirsher return 1; 3071aa43c215SJeff Kirsher } 3072aa43c215SJeff Kirsher 3073aa43c215SJeff Kirsher static void 3074aa43c215SJeff Kirsher qlcnic_fw_poll_work(struct work_struct *work) 3075aa43c215SJeff Kirsher { 3076aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = container_of(work, 3077aa43c215SJeff Kirsher struct qlcnic_adapter, fw_work.work); 3078aa43c215SJeff Kirsher 3079aa43c215SJeff Kirsher if (test_bit(__QLCNIC_RESETTING, &adapter->state)) 3080aa43c215SJeff Kirsher goto reschedule; 3081aa43c215SJeff Kirsher 3082aa43c215SJeff Kirsher 3083aa43c215SJeff Kirsher if (qlcnic_check_health(adapter)) 3084aa43c215SJeff Kirsher return; 3085aa43c215SJeff Kirsher 3086aa43c215SJeff Kirsher if (adapter->fhash.fnum) 3087aa43c215SJeff Kirsher qlcnic_prune_lb_filters(adapter); 3088aa43c215SJeff Kirsher 3089aa43c215SJeff Kirsher reschedule: 3090aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); 3091aa43c215SJeff Kirsher } 3092aa43c215SJeff Kirsher 3093aa43c215SJeff Kirsher static int qlcnic_is_first_func(struct pci_dev *pdev) 3094aa43c215SJeff Kirsher { 3095aa43c215SJeff Kirsher struct pci_dev *oth_pdev; 3096aa43c215SJeff Kirsher int val = pdev->devfn; 3097aa43c215SJeff Kirsher 3098aa43c215SJeff Kirsher while (val-- > 0) { 3099aa43c215SJeff Kirsher oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr 3100aa43c215SJeff Kirsher (pdev->bus), pdev->bus->number, 3101aa43c215SJeff Kirsher PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); 3102aa43c215SJeff Kirsher if (!oth_pdev) 3103aa43c215SJeff Kirsher continue; 3104aa43c215SJeff Kirsher 3105aa43c215SJeff Kirsher if (oth_pdev->current_state != PCI_D3cold) { 3106aa43c215SJeff Kirsher pci_dev_put(oth_pdev); 3107aa43c215SJeff Kirsher return 0; 3108aa43c215SJeff Kirsher } 3109aa43c215SJeff Kirsher pci_dev_put(oth_pdev); 3110aa43c215SJeff Kirsher } 3111aa43c215SJeff Kirsher return 1; 3112aa43c215SJeff Kirsher } 3113aa43c215SJeff Kirsher 3114aa43c215SJeff Kirsher static int qlcnic_attach_func(struct pci_dev *pdev) 3115aa43c215SJeff Kirsher { 3116aa43c215SJeff Kirsher int err, first_func; 3117aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 3118aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 3119aa43c215SJeff Kirsher 3120aa43c215SJeff Kirsher pdev->error_state = pci_channel_io_normal; 3121aa43c215SJeff Kirsher 3122aa43c215SJeff Kirsher err = pci_enable_device(pdev); 3123aa43c215SJeff Kirsher if (err) 3124aa43c215SJeff Kirsher return err; 3125aa43c215SJeff Kirsher 3126aa43c215SJeff Kirsher pci_set_power_state(pdev, PCI_D0); 3127aa43c215SJeff Kirsher pci_set_master(pdev); 3128aa43c215SJeff Kirsher pci_restore_state(pdev); 3129aa43c215SJeff Kirsher 3130aa43c215SJeff Kirsher first_func = qlcnic_is_first_func(pdev); 3131aa43c215SJeff Kirsher 3132aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 3133aa43c215SJeff Kirsher return -EINVAL; 3134aa43c215SJeff Kirsher 313579788450SSony Chacko if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { 3136aa43c215SJeff Kirsher adapter->need_fw_reset = 1; 3137aa43c215SJeff Kirsher set_bit(__QLCNIC_START_FW, &adapter->state); 3138a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 3139a15ebd37SHimanshu Madhani QLCNIC_DEV_INITIALIZING); 3140aa43c215SJeff Kirsher QLCDB(adapter, DRV, "Restarting fw\n"); 3141aa43c215SJeff Kirsher } 3142aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 3143aa43c215SJeff Kirsher 314413159183SSony Chacko err = qlcnic_start_firmware(adapter); 3145aa43c215SJeff Kirsher if (err) 3146aa43c215SJeff Kirsher return err; 3147aa43c215SJeff Kirsher 3148aa43c215SJeff Kirsher qlcnic_clr_drv_state(adapter); 314913159183SSony Chacko kfree(adapter->msix_entries); 315013159183SSony Chacko adapter->msix_entries = NULL; 315113159183SSony Chacko err = qlcnic_setup_intr(adapter, 0); 315213159183SSony Chacko 31539a97e705SManish chopra if (err) { 31549a97e705SManish chopra kfree(adapter->msix_entries); 31559a97e705SManish chopra netdev_err(netdev, "failed to setup interrupt\n"); 31569a97e705SManish chopra return err; 31579a97e705SManish chopra } 31589a97e705SManish chopra 315913159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 3160d5fcff04SHimanshu Madhani /* register for NIC IDC AEN Events */ 3161d5fcff04SHimanshu Madhani qlcnic_83xx_register_nic_idc_func(adapter, 1); 316213159183SSony Chacko err = qlcnic_83xx_setup_mbx_intr(adapter); 316313159183SSony Chacko if (err) { 316413159183SSony Chacko dev_err(&adapter->pdev->dev, 316513159183SSony Chacko "failed to setup mbx interrupt\n"); 316613159183SSony Chacko qlcnic_clr_all_drv_state(adapter, 1); 316713159183SSony Chacko clear_bit(__QLCNIC_AER, &adapter->state); 316813159183SSony Chacko goto done; 316913159183SSony Chacko } 317013159183SSony Chacko } 3171aa43c215SJeff Kirsher 3172aa43c215SJeff Kirsher if (netif_running(netdev)) { 3173aa43c215SJeff Kirsher err = qlcnic_attach(adapter); 3174aa43c215SJeff Kirsher if (err) { 3175aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 1); 3176aa43c215SJeff Kirsher clear_bit(__QLCNIC_AER, &adapter->state); 3177aa43c215SJeff Kirsher netif_device_attach(netdev); 3178aa43c215SJeff Kirsher return err; 3179aa43c215SJeff Kirsher } 3180aa43c215SJeff Kirsher 3181aa43c215SJeff Kirsher err = qlcnic_up(adapter, netdev); 3182aa43c215SJeff Kirsher if (err) 3183aa43c215SJeff Kirsher goto done; 3184aa43c215SJeff Kirsher 3185aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_UP); 3186aa43c215SJeff Kirsher } 3187aa43c215SJeff Kirsher done: 3188aa43c215SJeff Kirsher netif_device_attach(netdev); 3189aa43c215SJeff Kirsher return err; 3190aa43c215SJeff Kirsher } 3191aa43c215SJeff Kirsher 3192aa43c215SJeff Kirsher static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, 3193aa43c215SJeff Kirsher pci_channel_state_t state) 3194aa43c215SJeff Kirsher { 3195aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 3196aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 3197aa43c215SJeff Kirsher 3198aa43c215SJeff Kirsher if (state == pci_channel_io_perm_failure) 3199aa43c215SJeff Kirsher return PCI_ERS_RESULT_DISCONNECT; 3200aa43c215SJeff Kirsher 3201aa43c215SJeff Kirsher if (state == pci_channel_io_normal) 3202aa43c215SJeff Kirsher return PCI_ERS_RESULT_RECOVERED; 3203aa43c215SJeff Kirsher 3204aa43c215SJeff Kirsher set_bit(__QLCNIC_AER, &adapter->state); 3205aa43c215SJeff Kirsher netif_device_detach(netdev); 3206aa43c215SJeff Kirsher 3207aa43c215SJeff Kirsher cancel_delayed_work_sync(&adapter->fw_work); 3208aa43c215SJeff Kirsher 3209aa43c215SJeff Kirsher if (netif_running(netdev)) 3210aa43c215SJeff Kirsher qlcnic_down(adapter, netdev); 3211aa43c215SJeff Kirsher 321213159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 321313159183SSony Chacko qlcnic_83xx_free_mbx_intr(adapter); 32143d73b5fdSJitendra Kalsaria qlcnic_83xx_register_nic_idc_func(adapter, 0); 32153d73b5fdSJitendra Kalsaria cancel_delayed_work_sync(&adapter->idc_aen_work); 321613159183SSony Chacko } 321713159183SSony Chacko 3218aa43c215SJeff Kirsher qlcnic_detach(adapter); 3219aa43c215SJeff Kirsher qlcnic_teardown_intr(adapter); 3220aa43c215SJeff Kirsher 3221aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 3222aa43c215SJeff Kirsher 3223aa43c215SJeff Kirsher pci_save_state(pdev); 3224aa43c215SJeff Kirsher pci_disable_device(pdev); 3225aa43c215SJeff Kirsher 3226aa43c215SJeff Kirsher return PCI_ERS_RESULT_NEED_RESET; 3227aa43c215SJeff Kirsher } 3228aa43c215SJeff Kirsher 3229aa43c215SJeff Kirsher static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) 3230aa43c215SJeff Kirsher { 3231aa43c215SJeff Kirsher return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : 3232aa43c215SJeff Kirsher PCI_ERS_RESULT_RECOVERED; 3233aa43c215SJeff Kirsher } 3234aa43c215SJeff Kirsher 3235aa43c215SJeff Kirsher static void qlcnic_io_resume(struct pci_dev *pdev) 3236aa43c215SJeff Kirsher { 3237a15ebd37SHimanshu Madhani u32 state; 3238aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 3239aa43c215SJeff Kirsher 3240aa43c215SJeff Kirsher pci_cleanup_aer_uncorrect_error_status(pdev); 3241a15ebd37SHimanshu Madhani state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 3242a15ebd37SHimanshu Madhani if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER, 3243a15ebd37SHimanshu Madhani &adapter->state)) 3244aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, 3245aa43c215SJeff Kirsher FW_POLL_DELAY); 3246aa43c215SJeff Kirsher } 3247aa43c215SJeff Kirsher 3248aa43c215SJeff Kirsher static int 3249aa43c215SJeff Kirsher qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) 3250aa43c215SJeff Kirsher { 3251aa43c215SJeff Kirsher int err; 3252aa43c215SJeff Kirsher 3253aa43c215SJeff Kirsher err = qlcnic_can_start_firmware(adapter); 3254aa43c215SJeff Kirsher if (err) 3255aa43c215SJeff Kirsher return err; 3256aa43c215SJeff Kirsher 3257aa43c215SJeff Kirsher err = qlcnic_check_npar_opertional(adapter); 3258aa43c215SJeff Kirsher if (err) 3259aa43c215SJeff Kirsher return err; 3260aa43c215SJeff Kirsher 3261aa43c215SJeff Kirsher err = qlcnic_initialize_nic(adapter); 3262aa43c215SJeff Kirsher if (err) 3263aa43c215SJeff Kirsher return err; 3264aa43c215SJeff Kirsher 3265aa43c215SJeff Kirsher qlcnic_check_options(adapter); 3266aa43c215SJeff Kirsher 3267aa43c215SJeff Kirsher err = qlcnic_set_eswitch_port_config(adapter); 3268aa43c215SJeff Kirsher if (err) 3269aa43c215SJeff Kirsher return err; 3270aa43c215SJeff Kirsher 3271aa43c215SJeff Kirsher adapter->need_fw_reset = 0; 3272aa43c215SJeff Kirsher 3273aa43c215SJeff Kirsher return err; 3274aa43c215SJeff Kirsher } 3275aa43c215SJeff Kirsher 3276319ecf12SSony Chacko int qlcnic_validate_max_rss(u8 max_hw, u8 val) 3277aa43c215SJeff Kirsher { 3278319ecf12SSony Chacko u32 max_allowed; 3279319ecf12SSony Chacko 3280319ecf12SSony Chacko if (max_hw > QLC_MAX_SDS_RINGS) { 3281319ecf12SSony Chacko max_hw = QLC_MAX_SDS_RINGS; 3282319ecf12SSony Chacko pr_info("max rss reset to %d\n", QLC_MAX_SDS_RINGS); 3283aa43c215SJeff Kirsher } 3284aa43c215SJeff Kirsher 3285319ecf12SSony Chacko max_allowed = rounddown_pow_of_two(min_t(int, max_hw, 3286319ecf12SSony Chacko num_online_cpus())); 3287319ecf12SSony Chacko if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) { 3288319ecf12SSony Chacko pr_info("rss_ring valid range [2 - %x] in powers of 2\n", 3289319ecf12SSony Chacko max_allowed); 3290aa43c215SJeff Kirsher return -EINVAL; 3291aa43c215SJeff Kirsher } 3292aa43c215SJeff Kirsher return 0; 3293aa43c215SJeff Kirsher } 3294aa43c215SJeff Kirsher 3295319ecf12SSony Chacko int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len) 3296aa43c215SJeff Kirsher { 329713159183SSony Chacko int err; 3298aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 3299aa43c215SJeff Kirsher 3300319ecf12SSony Chacko if (test_bit(__QLCNIC_RESETTING, &adapter->state)) 3301319ecf12SSony Chacko return -EBUSY; 3302319ecf12SSony Chacko 3303aa43c215SJeff Kirsher netif_device_detach(netdev); 3304aa43c215SJeff Kirsher if (netif_running(netdev)) 3305aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 330613159183SSony Chacko 3307aa43c215SJeff Kirsher qlcnic_detach(adapter); 33087dd90cf1SSucheta Chakraborty 33097dd90cf1SSucheta Chakraborty if (qlcnic_83xx_check(adapter)) 33107dd90cf1SSucheta Chakraborty qlcnic_83xx_free_mbx_intr(adapter); 33117dd90cf1SSucheta Chakraborty 3312aa43c215SJeff Kirsher qlcnic_teardown_intr(adapter); 3313319ecf12SSony Chacko err = qlcnic_setup_intr(adapter, data); 33149a97e705SManish chopra if (err) { 33159a97e705SManish chopra kfree(adapter->msix_entries); 33169a97e705SManish chopra netdev_err(netdev, "failed to setup interrupt\n"); 33179a97e705SManish chopra return err; 33189a97e705SManish chopra } 3319aa43c215SJeff Kirsher 332013159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 3321d5fcff04SHimanshu Madhani /* register for NIC IDC AEN Events */ 3322d5fcff04SHimanshu Madhani qlcnic_83xx_register_nic_idc_func(adapter, 1); 332313159183SSony Chacko err = qlcnic_83xx_setup_mbx_intr(adapter); 332413159183SSony Chacko if (err) { 332513159183SSony Chacko dev_err(&adapter->pdev->dev, 332613159183SSony Chacko "failed to setup mbx interrupt\n"); 332713159183SSony Chacko goto done; 332813159183SSony Chacko } 3329aa43c215SJeff Kirsher } 3330aa43c215SJeff Kirsher 3331aa43c215SJeff Kirsher if (netif_running(netdev)) { 3332aa43c215SJeff Kirsher err = qlcnic_attach(adapter); 3333aa43c215SJeff Kirsher if (err) 3334aa43c215SJeff Kirsher goto done; 3335aa43c215SJeff Kirsher err = __qlcnic_up(adapter, netdev); 3336aa43c215SJeff Kirsher if (err) 3337aa43c215SJeff Kirsher goto done; 3338aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_UP); 3339aa43c215SJeff Kirsher } 3340319ecf12SSony Chacko err = len; 3341aa43c215SJeff Kirsher done: 3342aa43c215SJeff Kirsher netif_device_attach(netdev); 3343aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 3344aa43c215SJeff Kirsher return err; 3345aa43c215SJeff Kirsher } 3346aa43c215SJeff Kirsher 3347aa43c215SJeff Kirsher #ifdef CONFIG_INET 3348aa43c215SJeff Kirsher 3349aa43c215SJeff Kirsher #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops) 3350aa43c215SJeff Kirsher 3351aa43c215SJeff Kirsher static void 3352aa43c215SJeff Kirsher qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, 3353aa43c215SJeff Kirsher struct net_device *dev, unsigned long event) 3354aa43c215SJeff Kirsher { 3355aa43c215SJeff Kirsher struct in_device *indev; 3356aa43c215SJeff Kirsher 3357aa43c215SJeff Kirsher indev = in_dev_get(dev); 3358aa43c215SJeff Kirsher if (!indev) 3359aa43c215SJeff Kirsher return; 3360aa43c215SJeff Kirsher 3361aa43c215SJeff Kirsher for_ifa(indev) { 3362aa43c215SJeff Kirsher switch (event) { 3363aa43c215SJeff Kirsher case NETDEV_UP: 3364aa43c215SJeff Kirsher qlcnic_config_ipaddr(adapter, 3365aa43c215SJeff Kirsher ifa->ifa_address, QLCNIC_IP_UP); 3366aa43c215SJeff Kirsher break; 3367aa43c215SJeff Kirsher case NETDEV_DOWN: 3368aa43c215SJeff Kirsher qlcnic_config_ipaddr(adapter, 3369aa43c215SJeff Kirsher ifa->ifa_address, QLCNIC_IP_DOWN); 3370aa43c215SJeff Kirsher break; 3371aa43c215SJeff Kirsher default: 3372aa43c215SJeff Kirsher break; 3373aa43c215SJeff Kirsher } 3374aa43c215SJeff Kirsher } endfor_ifa(indev); 3375aa43c215SJeff Kirsher 3376aa43c215SJeff Kirsher in_dev_put(indev); 3377aa43c215SJeff Kirsher } 3378aa43c215SJeff Kirsher 3379319ecf12SSony Chacko void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) 3380aa43c215SJeff Kirsher { 3381aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 3382aa43c215SJeff Kirsher struct net_device *dev; 3383aa43c215SJeff Kirsher u16 vid; 3384aa43c215SJeff Kirsher 3385aa43c215SJeff Kirsher qlcnic_config_indev_addr(adapter, netdev, event); 3386aa43c215SJeff Kirsher 338743c00a75SJiri Pirko rcu_read_lock(); 3388aa43c215SJeff Kirsher for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { 33891fd9b1fcSPatrick McHardy dev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), vid); 3390aa43c215SJeff Kirsher if (!dev) 3391aa43c215SJeff Kirsher continue; 3392aa43c215SJeff Kirsher qlcnic_config_indev_addr(adapter, dev, event); 3393aa43c215SJeff Kirsher } 339443c00a75SJiri Pirko rcu_read_unlock(); 3395aa43c215SJeff Kirsher } 3396aa43c215SJeff Kirsher 3397aa43c215SJeff Kirsher static int qlcnic_netdev_event(struct notifier_block *this, 3398aa43c215SJeff Kirsher unsigned long event, void *ptr) 3399aa43c215SJeff Kirsher { 3400aa43c215SJeff Kirsher struct qlcnic_adapter *adapter; 3401aa43c215SJeff Kirsher struct net_device *dev = (struct net_device *)ptr; 3402aa43c215SJeff Kirsher 3403aa43c215SJeff Kirsher recheck: 3404aa43c215SJeff Kirsher if (dev == NULL) 3405aa43c215SJeff Kirsher goto done; 3406aa43c215SJeff Kirsher 3407aa43c215SJeff Kirsher if (dev->priv_flags & IFF_802_1Q_VLAN) { 3408aa43c215SJeff Kirsher dev = vlan_dev_real_dev(dev); 3409aa43c215SJeff Kirsher goto recheck; 3410aa43c215SJeff Kirsher } 3411aa43c215SJeff Kirsher 3412aa43c215SJeff Kirsher if (!is_qlcnic_netdev(dev)) 3413aa43c215SJeff Kirsher goto done; 3414aa43c215SJeff Kirsher 3415aa43c215SJeff Kirsher adapter = netdev_priv(dev); 3416aa43c215SJeff Kirsher 3417aa43c215SJeff Kirsher if (!adapter) 3418aa43c215SJeff Kirsher goto done; 3419aa43c215SJeff Kirsher 3420aa43c215SJeff Kirsher if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) 3421aa43c215SJeff Kirsher goto done; 3422aa43c215SJeff Kirsher 3423aa43c215SJeff Kirsher qlcnic_config_indev_addr(adapter, dev, event); 3424aa43c215SJeff Kirsher done: 3425aa43c215SJeff Kirsher return NOTIFY_DONE; 3426aa43c215SJeff Kirsher } 3427aa43c215SJeff Kirsher 3428aa43c215SJeff Kirsher static int 3429aa43c215SJeff Kirsher qlcnic_inetaddr_event(struct notifier_block *this, 3430aa43c215SJeff Kirsher unsigned long event, void *ptr) 3431aa43c215SJeff Kirsher { 3432aa43c215SJeff Kirsher struct qlcnic_adapter *adapter; 3433aa43c215SJeff Kirsher struct net_device *dev; 3434aa43c215SJeff Kirsher 3435aa43c215SJeff Kirsher struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; 3436aa43c215SJeff Kirsher 3437aa43c215SJeff Kirsher dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL; 3438aa43c215SJeff Kirsher 3439aa43c215SJeff Kirsher recheck: 3440aa43c215SJeff Kirsher if (dev == NULL) 3441aa43c215SJeff Kirsher goto done; 3442aa43c215SJeff Kirsher 3443aa43c215SJeff Kirsher if (dev->priv_flags & IFF_802_1Q_VLAN) { 3444aa43c215SJeff Kirsher dev = vlan_dev_real_dev(dev); 3445aa43c215SJeff Kirsher goto recheck; 3446aa43c215SJeff Kirsher } 3447aa43c215SJeff Kirsher 3448aa43c215SJeff Kirsher if (!is_qlcnic_netdev(dev)) 3449aa43c215SJeff Kirsher goto done; 3450aa43c215SJeff Kirsher 3451aa43c215SJeff Kirsher adapter = netdev_priv(dev); 3452aa43c215SJeff Kirsher 3453aa43c215SJeff Kirsher if (!adapter) 3454aa43c215SJeff Kirsher goto done; 3455aa43c215SJeff Kirsher 3456aa43c215SJeff Kirsher if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) 3457aa43c215SJeff Kirsher goto done; 3458aa43c215SJeff Kirsher 3459aa43c215SJeff Kirsher switch (event) { 3460aa43c215SJeff Kirsher case NETDEV_UP: 3461aa43c215SJeff Kirsher qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); 346213159183SSony Chacko 3463aa43c215SJeff Kirsher break; 3464aa43c215SJeff Kirsher case NETDEV_DOWN: 3465aa43c215SJeff Kirsher qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); 346613159183SSony Chacko 3467aa43c215SJeff Kirsher break; 3468aa43c215SJeff Kirsher default: 3469aa43c215SJeff Kirsher break; 3470aa43c215SJeff Kirsher } 3471aa43c215SJeff Kirsher 3472aa43c215SJeff Kirsher done: 3473aa43c215SJeff Kirsher return NOTIFY_DONE; 3474aa43c215SJeff Kirsher } 3475aa43c215SJeff Kirsher 3476aa43c215SJeff Kirsher static struct notifier_block qlcnic_netdev_cb = { 3477aa43c215SJeff Kirsher .notifier_call = qlcnic_netdev_event, 3478aa43c215SJeff Kirsher }; 3479aa43c215SJeff Kirsher 3480aa43c215SJeff Kirsher static struct notifier_block qlcnic_inetaddr_cb = { 3481aa43c215SJeff Kirsher .notifier_call = qlcnic_inetaddr_event, 3482aa43c215SJeff Kirsher }; 3483aa43c215SJeff Kirsher #else 3484f8ca2b6fSSony Chacko void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) 3485aa43c215SJeff Kirsher { } 3486aa43c215SJeff Kirsher #endif 3487fec9dd15SStephen Hemminger static const struct pci_error_handlers qlcnic_err_handler = { 3488aa43c215SJeff Kirsher .error_detected = qlcnic_io_error_detected, 3489aa43c215SJeff Kirsher .slot_reset = qlcnic_io_slot_reset, 3490aa43c215SJeff Kirsher .resume = qlcnic_io_resume, 3491aa43c215SJeff Kirsher }; 3492aa43c215SJeff Kirsher 3493aa43c215SJeff Kirsher static struct pci_driver qlcnic_driver = { 3494aa43c215SJeff Kirsher .name = qlcnic_driver_name, 3495aa43c215SJeff Kirsher .id_table = qlcnic_pci_tbl, 3496aa43c215SJeff Kirsher .probe = qlcnic_probe, 34976bb58bb0SBill Pemberton .remove = qlcnic_remove, 3498aa43c215SJeff Kirsher #ifdef CONFIG_PM 3499aa43c215SJeff Kirsher .suspend = qlcnic_suspend, 3500aa43c215SJeff Kirsher .resume = qlcnic_resume, 3501aa43c215SJeff Kirsher #endif 3502aa43c215SJeff Kirsher .shutdown = qlcnic_shutdown, 350302feda17SRajesh Borundia .err_handler = &qlcnic_err_handler, 350402feda17SRajesh Borundia #ifdef CONFIG_QLCNIC_SRIOV 350502feda17SRajesh Borundia .sriov_configure = qlcnic_pci_sriov_configure, 350602feda17SRajesh Borundia #endif 3507aa43c215SJeff Kirsher 3508aa43c215SJeff Kirsher }; 3509aa43c215SJeff Kirsher 3510aa43c215SJeff Kirsher static int __init qlcnic_init_module(void) 3511aa43c215SJeff Kirsher { 3512aa43c215SJeff Kirsher int ret; 3513aa43c215SJeff Kirsher 3514aa43c215SJeff Kirsher printk(KERN_INFO "%s\n", qlcnic_driver_string); 3515aa43c215SJeff Kirsher 3516aa43c215SJeff Kirsher #ifdef CONFIG_INET 3517aa43c215SJeff Kirsher register_netdevice_notifier(&qlcnic_netdev_cb); 3518aa43c215SJeff Kirsher register_inetaddr_notifier(&qlcnic_inetaddr_cb); 3519aa43c215SJeff Kirsher #endif 3520aa43c215SJeff Kirsher 3521aa43c215SJeff Kirsher ret = pci_register_driver(&qlcnic_driver); 3522aa43c215SJeff Kirsher if (ret) { 3523aa43c215SJeff Kirsher #ifdef CONFIG_INET 3524aa43c215SJeff Kirsher unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); 3525aa43c215SJeff Kirsher unregister_netdevice_notifier(&qlcnic_netdev_cb); 3526aa43c215SJeff Kirsher #endif 3527aa43c215SJeff Kirsher } 3528aa43c215SJeff Kirsher 3529aa43c215SJeff Kirsher return ret; 3530aa43c215SJeff Kirsher } 3531aa43c215SJeff Kirsher 3532aa43c215SJeff Kirsher module_init(qlcnic_init_module); 3533aa43c215SJeff Kirsher 3534aa43c215SJeff Kirsher static void __exit qlcnic_exit_module(void) 3535aa43c215SJeff Kirsher { 3536aa43c215SJeff Kirsher pci_unregister_driver(&qlcnic_driver); 3537aa43c215SJeff Kirsher 3538aa43c215SJeff Kirsher #ifdef CONFIG_INET 3539aa43c215SJeff Kirsher unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); 3540aa43c215SJeff Kirsher unregister_netdevice_notifier(&qlcnic_netdev_cb); 3541aa43c215SJeff Kirsher #endif 3542aa43c215SJeff Kirsher } 3543aa43c215SJeff Kirsher 3544aa43c215SJeff Kirsher module_exit(qlcnic_exit_module); 3545