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)) 293fe1adc6bSJitendra Kalsaria err = qlcnic_nic_add_mac(adapter, addr); 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 344aa43c215SJeff Kirsher }; 345aa43c215SJeff Kirsher 346b43e5ee7SSucheta Chakraborty static const struct net_device_ops qlcnic_netdev_failed_ops = { 347b43e5ee7SSucheta Chakraborty .ndo_open = qlcnic_open, 348b43e5ee7SSucheta Chakraborty }; 349b43e5ee7SSucheta Chakraborty 350aa43c215SJeff Kirsher static struct qlcnic_nic_template qlcnic_ops = { 351aa43c215SJeff Kirsher .config_bridged_mode = qlcnic_config_bridged_mode, 3527e2cf4feSSony Chacko .config_led = qlcnic_82xx_config_led, 3537e2cf4feSSony Chacko .start_firmware = qlcnic_82xx_start_firmware, 3547e2cf4feSSony Chacko .request_reset = qlcnic_82xx_dev_request_reset, 3557e2cf4feSSony Chacko .cancel_idc_work = qlcnic_82xx_cancel_idc_work, 3567e2cf4feSSony Chacko .napi_add = qlcnic_82xx_napi_add, 3574be41e92SSony Chacko .napi_del = qlcnic_82xx_napi_del, 3587e2cf4feSSony Chacko .config_ipaddr = qlcnic_82xx_config_ipaddr, 3597e2cf4feSSony Chacko .clear_legacy_intr = qlcnic_82xx_clear_legacy_intr, 360aa43c215SJeff Kirsher }; 361aa43c215SJeff Kirsher 3627e2cf4feSSony Chacko struct qlcnic_nic_template qlcnic_vf_ops = { 363aa43c215SJeff Kirsher .config_bridged_mode = qlcnicvf_config_bridged_mode, 364aa43c215SJeff Kirsher .config_led = qlcnicvf_config_led, 365aa43c215SJeff Kirsher .start_firmware = qlcnicvf_start_firmware 366aa43c215SJeff Kirsher }; 367aa43c215SJeff Kirsher 3687e2cf4feSSony Chacko static struct qlcnic_hardware_ops qlcnic_hw_ops = { 3697e2cf4feSSony Chacko .read_crb = qlcnic_82xx_read_crb, 3707e2cf4feSSony Chacko .write_crb = qlcnic_82xx_write_crb, 3717e2cf4feSSony Chacko .read_reg = qlcnic_82xx_hw_read_wx_2M, 3727e2cf4feSSony Chacko .write_reg = qlcnic_82xx_hw_write_wx_2M, 3737e2cf4feSSony Chacko .get_mac_address = qlcnic_82xx_get_mac_address, 3747e2cf4feSSony Chacko .setup_intr = qlcnic_82xx_setup_intr, 3757e2cf4feSSony Chacko .alloc_mbx_args = qlcnic_82xx_alloc_mbx_args, 3767e2cf4feSSony Chacko .mbx_cmd = qlcnic_82xx_issue_cmd, 3777e2cf4feSSony Chacko .get_func_no = qlcnic_82xx_get_func_no, 3787e2cf4feSSony Chacko .api_lock = qlcnic_82xx_api_lock, 3797e2cf4feSSony Chacko .api_unlock = qlcnic_82xx_api_unlock, 3807e2cf4feSSony Chacko .add_sysfs = qlcnic_82xx_add_sysfs, 3817e2cf4feSSony Chacko .remove_sysfs = qlcnic_82xx_remove_sysfs, 3827e2cf4feSSony Chacko .process_lb_rcv_ring_diag = qlcnic_82xx_process_rcv_ring_diag, 3837e2cf4feSSony Chacko .create_rx_ctx = qlcnic_82xx_fw_cmd_create_rx_ctx, 3847e2cf4feSSony Chacko .create_tx_ctx = qlcnic_82xx_fw_cmd_create_tx_ctx, 3857cb03b23SRajesh Borundia .del_rx_ctx = qlcnic_82xx_fw_cmd_del_rx_ctx, 3867cb03b23SRajesh Borundia .del_tx_ctx = qlcnic_82xx_fw_cmd_del_tx_ctx, 3877e2cf4feSSony Chacko .setup_link_event = qlcnic_82xx_linkevent_request, 3887e2cf4feSSony Chacko .get_nic_info = qlcnic_82xx_get_nic_info, 3897e2cf4feSSony Chacko .get_pci_info = qlcnic_82xx_get_pci_info, 3907e2cf4feSSony Chacko .set_nic_info = qlcnic_82xx_set_nic_info, 3917e2cf4feSSony Chacko .change_macvlan = qlcnic_82xx_sre_macaddr_change, 3927e2cf4feSSony Chacko .napi_enable = qlcnic_82xx_napi_enable, 3937e2cf4feSSony Chacko .napi_disable = qlcnic_82xx_napi_disable, 3947e2cf4feSSony Chacko .config_intr_coal = qlcnic_82xx_config_intr_coalesce, 3957e2cf4feSSony Chacko .config_rss = qlcnic_82xx_config_rss, 3967e2cf4feSSony Chacko .config_hw_lro = qlcnic_82xx_config_hw_lro, 3977e2cf4feSSony Chacko .config_loopback = qlcnic_82xx_set_lb_mode, 3987e2cf4feSSony Chacko .clear_loopback = qlcnic_82xx_clear_lb_mode, 3997e2cf4feSSony Chacko .config_promisc_mode = qlcnic_82xx_nic_set_promisc, 4007e2cf4feSSony Chacko .change_l2_filter = qlcnic_82xx_change_filter, 4017e2cf4feSSony Chacko .get_board_info = qlcnic_82xx_get_board_info, 4027e2cf4feSSony Chacko }; 4037e2cf4feSSony Chacko 4047f966452SSony Chacko int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) 405aa43c215SJeff Kirsher { 406aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 40713159183SSony Chacko int err = -1, i; 408da6c8063SRajesh Borundia int max_tx_rings, tx_vector; 409da6c8063SRajesh Borundia 410da6c8063SRajesh Borundia if (adapter->flags & QLCNIC_TX_INTR_SHARED) { 411da6c8063SRajesh Borundia max_tx_rings = 0; 412da6c8063SRajesh Borundia tx_vector = 0; 413da6c8063SRajesh Borundia } else { 414da6c8063SRajesh Borundia max_tx_rings = adapter->max_drv_tx_rings; 415da6c8063SRajesh Borundia tx_vector = 1; 416da6c8063SRajesh Borundia } 41713159183SSony Chacko 41813159183SSony Chacko if (!adapter->msix_entries) { 41913159183SSony Chacko adapter->msix_entries = kcalloc(num_msix, 42013159183SSony Chacko sizeof(struct msix_entry), 42113159183SSony Chacko GFP_KERNEL); 422b2adaca9SJoe Perches if (!adapter->msix_entries) 42313159183SSony Chacko return -ENOMEM; 42413159183SSony Chacko } 425aa43c215SJeff Kirsher 426aa43c215SJeff Kirsher adapter->max_sds_rings = 1; 427aa43c215SJeff Kirsher adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED); 428aa43c215SJeff Kirsher 42979788450SSony Chacko if (adapter->ahw->msix_supported) { 430aa43c215SJeff Kirsher enable_msix: 43113159183SSony Chacko for (i = 0; i < num_msix; i++) 43213159183SSony Chacko adapter->msix_entries[i].entry = i; 433aa43c215SJeff Kirsher err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); 434aa43c215SJeff Kirsher if (err == 0) { 435aa43c215SJeff Kirsher adapter->flags |= QLCNIC_MSIX_ENABLED; 43613159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 43713159183SSony Chacko adapter->ahw->num_msix = num_msix; 43813159183SSony Chacko /* subtract mail box and tx ring vectors */ 43913159183SSony Chacko adapter->max_sds_rings = num_msix - 44013159183SSony Chacko max_tx_rings - 1; 44113159183SSony Chacko } else { 442aa43c215SJeff Kirsher adapter->max_sds_rings = num_msix; 44313159183SSony Chacko } 444aa43c215SJeff Kirsher dev_info(&pdev->dev, "using msi-x interrupts\n"); 445aa43c215SJeff Kirsher return err; 44613159183SSony Chacko } else if (err > 0) { 44713159183SSony Chacko dev_info(&pdev->dev, 44813159183SSony Chacko "Unable to allocate %d MSI-X interrupt vectors\n", 44913159183SSony Chacko num_msix); 45013159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 451da6c8063SRajesh Borundia if (err < (QLC_83XX_MINIMUM_VECTOR - tx_vector)) 45213159183SSony Chacko return err; 453da6c8063SRajesh Borundia err -= (max_tx_rings + 1); 454aa43c215SJeff Kirsher num_msix = rounddown_pow_of_two(err); 455da6c8063SRajesh Borundia num_msix += (max_tx_rings + 1); 45613159183SSony Chacko } else { 45713159183SSony Chacko num_msix = rounddown_pow_of_two(err); 45813159183SSony Chacko } 45913159183SSony Chacko 46013159183SSony Chacko if (num_msix) { 46113159183SSony Chacko dev_info(&pdev->dev, 462dce056cbSManish Chopra "Trying to allocate %d MSI-X interrupt vectors\n", 46313159183SSony Chacko num_msix); 464aa43c215SJeff Kirsher goto enable_msix; 465aa43c215SJeff Kirsher } 46613159183SSony Chacko } else { 467dce056cbSManish Chopra dev_info(&pdev->dev, 468dce056cbSManish Chopra "Unable to allocate %d MSI-X interrupt vectors\n", 46913159183SSony Chacko num_msix); 470aa43c215SJeff Kirsher } 47113159183SSony Chacko } 47213159183SSony Chacko 473aa43c215SJeff Kirsher return err; 474aa43c215SJeff Kirsher } 475aa43c215SJeff Kirsher 4769a97e705SManish chopra static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) 477aa43c215SJeff Kirsher { 4789a97e705SManish chopra int err = 0; 47915087c2bSSony Chacko u32 offset, mask_reg; 480aa43c215SJeff Kirsher const struct qlcnic_legacy_intr_set *legacy_intrp; 48115087c2bSSony Chacko struct qlcnic_hardware_context *ahw = adapter->ahw; 482aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 483aa43c215SJeff Kirsher 484099f7aa7SSony Chacko if (qlcnic_use_msi && !pci_enable_msi(pdev)) { 485aa43c215SJeff Kirsher adapter->flags |= QLCNIC_MSI_ENABLED; 48615087c2bSSony Chacko offset = msi_tgt_status[adapter->ahw->pci_func]; 48715087c2bSSony Chacko adapter->tgt_status_reg = qlcnic_get_ioaddr(adapter->ahw, 48815087c2bSSony Chacko offset); 489aa43c215SJeff Kirsher dev_info(&pdev->dev, "using msi interrupts\n"); 490aa43c215SJeff Kirsher adapter->msix_entries[0].vector = pdev->irq; 4919a97e705SManish chopra return err; 492aa43c215SJeff Kirsher } 4939a97e705SManish chopra if (qlcnic_use_msi || qlcnic_use_msi_x) 4949a97e705SManish chopra return -EOPNOTSUPP; 495aa43c215SJeff Kirsher 496aa43c215SJeff Kirsher legacy_intrp = &legacy_intr[adapter->ahw->pci_func]; 49779788450SSony Chacko adapter->ahw->int_vec_bit = legacy_intrp->int_vec_bit; 49815087c2bSSony Chacko offset = legacy_intrp->tgt_status_reg; 49915087c2bSSony Chacko adapter->tgt_status_reg = qlcnic_get_ioaddr(ahw, offset); 50015087c2bSSony Chacko mask_reg = legacy_intrp->tgt_mask_reg; 50115087c2bSSony Chacko adapter->tgt_mask_reg = qlcnic_get_ioaddr(ahw, mask_reg); 50215087c2bSSony Chacko adapter->isr_int_vec = qlcnic_get_ioaddr(ahw, ISR_INT_VECTOR); 50315087c2bSSony Chacko adapter->crb_int_state_reg = qlcnic_get_ioaddr(ahw, ISR_INT_STATE_REG); 504aa43c215SJeff Kirsher dev_info(&pdev->dev, "using legacy interrupts\n"); 505aa43c215SJeff Kirsher adapter->msix_entries[0].vector = pdev->irq; 5069a97e705SManish chopra return err; 507aa43c215SJeff Kirsher } 508aa43c215SJeff Kirsher 5097e2cf4feSSony Chacko int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr) 510aa43c215SJeff Kirsher { 5119a97e705SManish chopra int num_msix, err = 0; 512aa43c215SJeff Kirsher 5137e2cf4feSSony Chacko if (!num_intr) 5147e2cf4feSSony Chacko num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS; 5157e2cf4feSSony Chacko 5167e2cf4feSSony Chacko if (adapter->ahw->msix_supported) 517aa43c215SJeff Kirsher num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), 5187e2cf4feSSony Chacko num_intr)); 5197e2cf4feSSony Chacko else 520aa43c215SJeff Kirsher num_msix = 1; 521aa43c215SJeff Kirsher 5227e2cf4feSSony Chacko err = qlcnic_enable_msix(adapter, num_msix); 5237e2cf4feSSony Chacko if (err == -ENOMEM || !err) 5247e2cf4feSSony Chacko return err; 525aa43c215SJeff Kirsher 5269a97e705SManish chopra err = qlcnic_enable_msi_legacy(adapter); 5279a97e705SManish chopra if (!err) 5289a97e705SManish chopra return err; 5299a97e705SManish chopra 5309a97e705SManish chopra return -EIO; 531aa43c215SJeff Kirsher } 53213159183SSony Chacko 533319ecf12SSony Chacko void qlcnic_teardown_intr(struct qlcnic_adapter *adapter) 534aa43c215SJeff Kirsher { 535aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_MSIX_ENABLED) 536aa43c215SJeff Kirsher pci_disable_msix(adapter->pdev); 537aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_MSI_ENABLED) 538aa43c215SJeff Kirsher pci_disable_msi(adapter->pdev); 53913159183SSony Chacko 54013159183SSony Chacko kfree(adapter->msix_entries); 54113159183SSony Chacko adapter->msix_entries = NULL; 54213159183SSony Chacko 54313159183SSony Chacko if (adapter->ahw->intr_tbl) { 54413159183SSony Chacko vfree(adapter->ahw->intr_tbl); 54513159183SSony Chacko adapter->ahw->intr_tbl = NULL; 54613159183SSony Chacko } 547aa43c215SJeff Kirsher } 548aa43c215SJeff Kirsher 549f1a094a8SRajesh Borundia static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw) 550aa43c215SJeff Kirsher { 551f1a094a8SRajesh Borundia if (ahw->pci_base0 != NULL) 552f1a094a8SRajesh Borundia iounmap(ahw->pci_base0); 553aa43c215SJeff Kirsher } 554aa43c215SJeff Kirsher 5557e2cf4feSSony Chacko static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) 5567e2cf4feSSony Chacko { 5577e2cf4feSSony Chacko struct qlcnic_pci_info *pci_info; 5587e2cf4feSSony Chacko int ret; 5597e2cf4feSSony Chacko 5607e2cf4feSSony Chacko if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) { 5617e2cf4feSSony Chacko switch (adapter->ahw->port_type) { 5627e2cf4feSSony Chacko case QLCNIC_GBE: 5637e2cf4feSSony Chacko adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_GBE_PORTS; 5647e2cf4feSSony Chacko break; 5657e2cf4feSSony Chacko case QLCNIC_XGBE: 5667e2cf4feSSony Chacko adapter->ahw->act_pci_func = QLCNIC_NIU_MAX_XG_PORTS; 5677e2cf4feSSony Chacko break; 5687e2cf4feSSony Chacko } 5697e2cf4feSSony Chacko return 0; 5707e2cf4feSSony Chacko } 5717e2cf4feSSony Chacko 5727e2cf4feSSony Chacko if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) 5737e2cf4feSSony Chacko return 0; 5747e2cf4feSSony Chacko 5757e2cf4feSSony Chacko pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); 5767e2cf4feSSony Chacko if (!pci_info) 5777e2cf4feSSony Chacko return -ENOMEM; 5787e2cf4feSSony Chacko 5797e2cf4feSSony Chacko ret = qlcnic_get_pci_info(adapter, pci_info); 5807e2cf4feSSony Chacko kfree(pci_info); 5817e2cf4feSSony Chacko return ret; 5827e2cf4feSSony Chacko } 583d71170fbSSony Chacko 584d71170fbSSony Chacko int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) 585aa43c215SJeff Kirsher { 586aa43c215SJeff Kirsher struct qlcnic_pci_info *pci_info; 587bff57d8eSSony Chacko int i, ret = 0, j = 0; 588bff57d8eSSony Chacko u16 act_pci_func; 589aa43c215SJeff Kirsher u8 pfn; 590aa43c215SJeff Kirsher 591aa43c215SJeff Kirsher pci_info = kcalloc(QLCNIC_MAX_PCI_FUNC, sizeof(*pci_info), GFP_KERNEL); 592aa43c215SJeff Kirsher if (!pci_info) 593aa43c215SJeff Kirsher return -ENOMEM; 594aa43c215SJeff Kirsher 595bff57d8eSSony Chacko ret = qlcnic_get_pci_info(adapter, pci_info); 596bff57d8eSSony Chacko if (ret) 597bff57d8eSSony Chacko goto err_pci_info; 598bff57d8eSSony Chacko 599bff57d8eSSony Chacko act_pci_func = adapter->ahw->act_pci_func; 600bff57d8eSSony Chacko 601aa43c215SJeff Kirsher adapter->npars = kzalloc(sizeof(struct qlcnic_npar_info) * 602bff57d8eSSony Chacko act_pci_func, GFP_KERNEL); 603aa43c215SJeff Kirsher if (!adapter->npars) { 604aa43c215SJeff Kirsher ret = -ENOMEM; 605aa43c215SJeff Kirsher goto err_pci_info; 606aa43c215SJeff Kirsher } 607aa43c215SJeff Kirsher 608aa43c215SJeff Kirsher adapter->eswitch = kzalloc(sizeof(struct qlcnic_eswitch) * 609aa43c215SJeff Kirsher QLCNIC_NIU_MAX_XG_PORTS, GFP_KERNEL); 610aa43c215SJeff Kirsher if (!adapter->eswitch) { 611aa43c215SJeff Kirsher ret = -ENOMEM; 612aa43c215SJeff Kirsher goto err_npars; 613aa43c215SJeff Kirsher } 614aa43c215SJeff Kirsher 615aa43c215SJeff Kirsher for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) { 616aa43c215SJeff Kirsher pfn = pci_info[i].id; 617bff57d8eSSony Chacko 6180f6efff9SDan Carpenter if (pfn >= QLCNIC_MAX_PCI_FUNC) { 619aa43c215SJeff Kirsher ret = QL_STATUS_INVALID_PARAM; 620aa43c215SJeff Kirsher goto err_eswitch; 621aa43c215SJeff Kirsher } 622bff57d8eSSony Chacko 623bff57d8eSSony Chacko if (!pci_info[i].active || 624bff57d8eSSony Chacko (pci_info[i].type != QLCNIC_TYPE_NIC)) 625bff57d8eSSony Chacko continue; 626bff57d8eSSony Chacko 627bff57d8eSSony Chacko adapter->npars[j].pci_func = pfn; 628bff57d8eSSony Chacko adapter->npars[j].active = (u8)pci_info[i].active; 629bff57d8eSSony Chacko adapter->npars[j].type = (u8)pci_info[i].type; 630bff57d8eSSony Chacko adapter->npars[j].phy_port = (u8)pci_info[i].default_port; 631bff57d8eSSony Chacko adapter->npars[j].min_bw = pci_info[i].tx_min_bw; 632bff57d8eSSony Chacko adapter->npars[j].max_bw = pci_info[i].tx_max_bw; 633bff57d8eSSony Chacko j++; 634aa43c215SJeff Kirsher } 635aa43c215SJeff Kirsher 63613159183SSony Chacko for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) { 637aa43c215SJeff Kirsher adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE; 63813159183SSony Chacko if (qlcnic_83xx_check(adapter)) 63913159183SSony Chacko qlcnic_enable_eswitch(adapter, i, 1); 64013159183SSony Chacko } 641aa43c215SJeff Kirsher 642aa43c215SJeff Kirsher kfree(pci_info); 643aa43c215SJeff Kirsher return 0; 644aa43c215SJeff Kirsher 645aa43c215SJeff Kirsher err_eswitch: 646aa43c215SJeff Kirsher kfree(adapter->eswitch); 647aa43c215SJeff Kirsher adapter->eswitch = NULL; 648aa43c215SJeff Kirsher err_npars: 649aa43c215SJeff Kirsher kfree(adapter->npars); 650aa43c215SJeff Kirsher adapter->npars = NULL; 651aa43c215SJeff Kirsher err_pci_info: 652aa43c215SJeff Kirsher kfree(pci_info); 653aa43c215SJeff Kirsher 654aa43c215SJeff Kirsher return ret; 655aa43c215SJeff Kirsher } 656aa43c215SJeff Kirsher 657aa43c215SJeff Kirsher static int 658aa43c215SJeff Kirsher qlcnic_set_function_modes(struct qlcnic_adapter *adapter) 659aa43c215SJeff Kirsher { 660aa43c215SJeff Kirsher u8 id; 661aa43c215SJeff Kirsher int i, ret = 1; 662aa43c215SJeff Kirsher u32 data = QLCNIC_MGMT_FUNC; 663bff57d8eSSony Chacko struct qlcnic_hardware_context *ahw = adapter->ahw; 664aa43c215SJeff Kirsher 665aa43c215SJeff Kirsher ret = qlcnic_api_lock(adapter); 666aa43c215SJeff Kirsher if (ret) 667aa43c215SJeff Kirsher goto err_lock; 668aa43c215SJeff Kirsher 669aa43c215SJeff Kirsher if (qlcnic_config_npars) { 670bff57d8eSSony Chacko for (i = 0; i < ahw->act_pci_func; i++) { 671bff57d8eSSony Chacko id = adapter->npars[i].pci_func; 672bff57d8eSSony Chacko if (id == ahw->pci_func) 673aa43c215SJeff Kirsher continue; 674aa43c215SJeff Kirsher data |= (qlcnic_config_npars & 675aa43c215SJeff Kirsher QLC_DEV_SET_DRV(0xf, id)); 676aa43c215SJeff Kirsher } 677aa43c215SJeff Kirsher } else { 678a15ebd37SHimanshu Madhani data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); 679bff57d8eSSony Chacko data = (data & ~QLC_DEV_SET_DRV(0xf, ahw->pci_func)) | 680aa43c215SJeff Kirsher (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC, 681bff57d8eSSony Chacko ahw->pci_func)); 682aa43c215SJeff Kirsher } 683a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data); 684aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 685aa43c215SJeff Kirsher err_lock: 686aa43c215SJeff Kirsher return ret; 687aa43c215SJeff Kirsher } 688aa43c215SJeff Kirsher 68913159183SSony Chacko static void qlcnic_check_vf(struct qlcnic_adapter *adapter, 69013159183SSony Chacko const struct pci_device_id *ent) 691aa43c215SJeff Kirsher { 692aa43c215SJeff Kirsher u32 op_mode, priv_level; 693aa43c215SJeff Kirsher 694aa43c215SJeff Kirsher /* Determine FW API version */ 69513159183SSony Chacko adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter, 696aa43c215SJeff Kirsher QLCNIC_FW_API); 697aa43c215SJeff Kirsher 698aa43c215SJeff Kirsher /* Find PCI function number */ 69913159183SSony Chacko qlcnic_get_func_no(adapter); 700aa43c215SJeff Kirsher 701aa43c215SJeff Kirsher /* Determine function privilege level */ 70213159183SSony Chacko op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); 703aa43c215SJeff Kirsher if (op_mode == QLC_DEV_DRV_DEFAULT) 704aa43c215SJeff Kirsher priv_level = QLCNIC_MGMT_FUNC; 705aa43c215SJeff Kirsher else 706aa43c215SJeff Kirsher priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); 707aa43c215SJeff Kirsher 708aa43c215SJeff Kirsher if (priv_level == QLCNIC_NON_PRIV_FUNC) { 70979788450SSony Chacko adapter->ahw->op_mode = QLCNIC_NON_PRIV_FUNC; 710aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, 711aa43c215SJeff Kirsher "HAL Version: %d Non Privileged function\n", 71279788450SSony Chacko adapter->ahw->fw_hal_version); 713aa43c215SJeff Kirsher adapter->nic_ops = &qlcnic_vf_ops; 714aa43c215SJeff Kirsher } else 715aa43c215SJeff Kirsher adapter->nic_ops = &qlcnic_ops; 716aa43c215SJeff Kirsher } 717aa43c215SJeff Kirsher 71815087c2bSSony Chacko #define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL 71913159183SSony Chacko #define QLCNIC_83XX_BAR0_LENGTH 0x4000 72015087c2bSSony Chacko static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) 721aa43c215SJeff Kirsher { 72215087c2bSSony Chacko switch (dev_id) { 72315087c2bSSony Chacko case PCI_DEVICE_ID_QLOGIC_QLE824X: 72415087c2bSSony Chacko *bar = QLCNIC_82XX_BAR0_LENGTH; 72515087c2bSSony Chacko break; 72613159183SSony Chacko case PCI_DEVICE_ID_QLOGIC_QLE834X: 727f8468331SRajesh Borundia case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: 72813159183SSony Chacko *bar = QLCNIC_83XX_BAR0_LENGTH; 72913159183SSony Chacko break; 73015087c2bSSony Chacko default: 73115087c2bSSony Chacko *bar = 0; 73215087c2bSSony Chacko } 73315087c2bSSony Chacko } 73415087c2bSSony Chacko 73515087c2bSSony Chacko static int qlcnic_setup_pci_map(struct pci_dev *pdev, 73615087c2bSSony Chacko struct qlcnic_hardware_context *ahw) 73715087c2bSSony Chacko { 73815087c2bSSony Chacko u32 offset; 739aa43c215SJeff Kirsher void __iomem *mem_ptr0 = NULL; 74015087c2bSSony Chacko unsigned long mem_len, pci_len0 = 0, bar0_len; 741aa43c215SJeff Kirsher 742aa43c215SJeff Kirsher /* remap phys address */ 743aa43c215SJeff Kirsher mem_len = pci_resource_len(pdev, 0); 744aa43c215SJeff Kirsher 74515087c2bSSony Chacko qlcnic_get_bar_length(pdev->device, &bar0_len); 74615087c2bSSony Chacko if (mem_len >= bar0_len) { 747aa43c215SJeff Kirsher 748aa43c215SJeff Kirsher mem_ptr0 = pci_ioremap_bar(pdev, 0); 749aa43c215SJeff Kirsher if (mem_ptr0 == NULL) { 750aa43c215SJeff Kirsher dev_err(&pdev->dev, "failed to map PCI bar 0\n"); 751aa43c215SJeff Kirsher return -EIO; 752aa43c215SJeff Kirsher } 753aa43c215SJeff Kirsher pci_len0 = mem_len; 754aa43c215SJeff Kirsher } else { 755aa43c215SJeff Kirsher return -EIO; 756aa43c215SJeff Kirsher } 757aa43c215SJeff Kirsher 758f8468331SRajesh Borundia dev_info(&pdev->dev, "%dKB memory map\n", (int)(mem_len >> 10)); 7597e2cf4feSSony Chacko 76015087c2bSSony Chacko ahw->pci_base0 = mem_ptr0; 76115087c2bSSony Chacko ahw->pci_len0 = pci_len0; 76215087c2bSSony Chacko offset = QLCNIC_PCIX_PS_REG(PCIX_OCM_WINDOW_REG(ahw->pci_func)); 76315087c2bSSony Chacko qlcnic_get_ioaddr(ahw, offset); 764aa43c215SJeff Kirsher 765aa43c215SJeff Kirsher return 0; 766aa43c215SJeff Kirsher } 767aa43c215SJeff Kirsher 76822999798SSony Chacko static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) 769aa43c215SJeff Kirsher { 770aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 771aa43c215SJeff Kirsher int i, found = 0; 772aa43c215SJeff Kirsher 773aa43c215SJeff Kirsher for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) { 774aa43c215SJeff Kirsher if (qlcnic_boards[i].vendor == pdev->vendor && 775aa43c215SJeff Kirsher qlcnic_boards[i].device == pdev->device && 776aa43c215SJeff Kirsher qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor && 777aa43c215SJeff Kirsher qlcnic_boards[i].sub_device == pdev->subsystem_device) { 778aa43c215SJeff Kirsher sprintf(name, "%pM: %s" , 779aa43c215SJeff Kirsher adapter->mac_addr, 780aa43c215SJeff Kirsher qlcnic_boards[i].short_name); 781aa43c215SJeff Kirsher found = 1; 782aa43c215SJeff Kirsher break; 783aa43c215SJeff Kirsher } 784aa43c215SJeff Kirsher 785aa43c215SJeff Kirsher } 786aa43c215SJeff Kirsher 787aa43c215SJeff Kirsher if (!found) 788aa43c215SJeff Kirsher sprintf(name, "%pM Gigabit Ethernet", adapter->mac_addr); 789aa43c215SJeff Kirsher } 790aa43c215SJeff Kirsher 791aa43c215SJeff Kirsher static void 792aa43c215SJeff Kirsher qlcnic_check_options(struct qlcnic_adapter *adapter) 793aa43c215SJeff Kirsher { 794a15ebd37SHimanshu Madhani int err; 795aa43c215SJeff Kirsher u32 fw_major, fw_minor, fw_build, prev_fw_version; 796aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 797a15ebd37SHimanshu Madhani struct qlcnic_hardware_context *ahw = adapter->ahw; 798a15ebd37SHimanshu Madhani struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump; 799aa43c215SJeff Kirsher 800aa43c215SJeff Kirsher prev_fw_version = adapter->fw_version; 801aa43c215SJeff Kirsher 802a15ebd37SHimanshu Madhani fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); 803a15ebd37SHimanshu Madhani fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); 804a15ebd37SHimanshu Madhani fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); 805aa43c215SJeff Kirsher 806aa43c215SJeff Kirsher adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); 807aa43c215SJeff Kirsher 808a15ebd37SHimanshu Madhani err = qlcnic_get_board_info(adapter); 809a15ebd37SHimanshu Madhani if (err) { 810a15ebd37SHimanshu Madhani dev_err(&pdev->dev, "Error getting board config info.\n"); 811a15ebd37SHimanshu Madhani return; 812a15ebd37SHimanshu Madhani } 813a15ebd37SHimanshu Madhani if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) { 814aa43c215SJeff Kirsher if (fw_dump->tmpl_hdr == NULL || 815aa43c215SJeff Kirsher adapter->fw_version > prev_fw_version) { 816aa43c215SJeff Kirsher if (fw_dump->tmpl_hdr) 817aa43c215SJeff Kirsher vfree(fw_dump->tmpl_hdr); 818aa43c215SJeff Kirsher if (!qlcnic_fw_cmd_get_minidump_temp(adapter)) 819aa43c215SJeff Kirsher dev_info(&pdev->dev, 820aa43c215SJeff Kirsher "Supports FW dump capability\n"); 821aa43c215SJeff Kirsher } 822aa43c215SJeff Kirsher } 823aa43c215SJeff Kirsher 82413159183SSony Chacko dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n", 82513159183SSony Chacko QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); 82613159183SSony Chacko 827aa43c215SJeff Kirsher if (adapter->ahw->port_type == QLCNIC_XGBE) { 828aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { 829aa43c215SJeff Kirsher adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; 830aa43c215SJeff Kirsher adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; 831aa43c215SJeff Kirsher } else { 832aa43c215SJeff Kirsher adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G; 833aa43c215SJeff Kirsher adapter->max_rxd = MAX_RCV_DESCRIPTORS_10G; 834aa43c215SJeff Kirsher } 835aa43c215SJeff Kirsher 836aa43c215SJeff Kirsher adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; 837aa43c215SJeff Kirsher adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; 838aa43c215SJeff Kirsher 839aa43c215SJeff Kirsher } else if (adapter->ahw->port_type == QLCNIC_GBE) { 840aa43c215SJeff Kirsher adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; 841aa43c215SJeff Kirsher adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; 842aa43c215SJeff Kirsher adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; 843aa43c215SJeff Kirsher adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; 844aa43c215SJeff Kirsher } 845aa43c215SJeff Kirsher 846099f7aa7SSony Chacko adapter->ahw->msix_supported = !!qlcnic_use_msi_x; 847aa43c215SJeff Kirsher 848aa43c215SJeff Kirsher adapter->num_txd = MAX_CMD_DESCRIPTORS; 849aa43c215SJeff Kirsher 850aa43c215SJeff Kirsher adapter->max_rds_rings = MAX_RDS_RINGS; 851aa43c215SJeff Kirsher } 852aa43c215SJeff Kirsher 853aa43c215SJeff Kirsher static int 854aa43c215SJeff Kirsher qlcnic_initialize_nic(struct qlcnic_adapter *adapter) 855aa43c215SJeff Kirsher { 856aa43c215SJeff Kirsher int err; 857aa43c215SJeff Kirsher struct qlcnic_info nic_info; 858aa43c215SJeff Kirsher 859bff57d8eSSony Chacko memset(&nic_info, 0, sizeof(struct qlcnic_info)); 860aa43c215SJeff Kirsher err = qlcnic_get_nic_info(adapter, &nic_info, adapter->ahw->pci_func); 861aa43c215SJeff Kirsher if (err) 862aa43c215SJeff Kirsher return err; 863aa43c215SJeff Kirsher 86479788450SSony Chacko adapter->ahw->physical_port = (u8)nic_info.phys_port; 86579788450SSony Chacko adapter->ahw->switch_mode = nic_info.switch_mode; 86679788450SSony Chacko adapter->ahw->max_tx_ques = nic_info.max_tx_ques; 86779788450SSony Chacko adapter->ahw->max_rx_ques = nic_info.max_rx_ques; 86879788450SSony Chacko adapter->ahw->capabilities = nic_info.capabilities; 869776e7bdeSShahed Shaikh 870776e7bdeSShahed Shaikh if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { 871776e7bdeSShahed Shaikh u32 temp; 872776e7bdeSShahed Shaikh temp = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); 873776e7bdeSShahed Shaikh adapter->ahw->capabilities2 = temp; 874776e7bdeSShahed Shaikh } 87579788450SSony Chacko adapter->ahw->max_mac_filters = nic_info.max_mac_filters; 87679788450SSony Chacko adapter->ahw->max_mtu = nic_info.max_mtu; 877aa43c215SJeff Kirsher 87813159183SSony Chacko /* Disable NPAR for 83XX */ 87913159183SSony Chacko if (qlcnic_83xx_check(adapter)) 88013159183SSony Chacko return err; 88113159183SSony Chacko 88279788450SSony Chacko if (adapter->ahw->capabilities & BIT_6) 883aa43c215SJeff Kirsher adapter->flags |= QLCNIC_ESWITCH_ENABLED; 884aa43c215SJeff Kirsher else 885aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; 886aa43c215SJeff Kirsher 887aa43c215SJeff Kirsher return err; 888aa43c215SJeff Kirsher } 889aa43c215SJeff Kirsher 890ec079a07SSony Chacko void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, 891aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg *esw_cfg) 892aa43c215SJeff Kirsher { 893aa43c215SJeff Kirsher if (esw_cfg->discard_tagged) 894aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_TAGGING_ENABLED; 895aa43c215SJeff Kirsher else 896aa43c215SJeff Kirsher adapter->flags |= QLCNIC_TAGGING_ENABLED; 897aa43c215SJeff Kirsher 898aa43c215SJeff Kirsher if (esw_cfg->vlan_id) 899aa43c215SJeff Kirsher adapter->pvid = esw_cfg->vlan_id; 900aa43c215SJeff Kirsher else 901aa43c215SJeff Kirsher adapter->pvid = 0; 902aa43c215SJeff Kirsher } 903aa43c215SJeff Kirsher 9048e586137SJiri Pirko static int 90580d5c368SPatrick McHardy qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid) 906aa43c215SJeff Kirsher { 907aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 908aa43c215SJeff Kirsher set_bit(vid, adapter->vlans); 9098e586137SJiri Pirko return 0; 910aa43c215SJeff Kirsher } 911aa43c215SJeff Kirsher 9128e586137SJiri Pirko static int 91380d5c368SPatrick McHardy qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid) 914aa43c215SJeff Kirsher { 915aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 916aa43c215SJeff Kirsher 917aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_DOWN); 918aa43c215SJeff Kirsher clear_bit(vid, adapter->vlans); 9198e586137SJiri Pirko return 0; 920aa43c215SJeff Kirsher } 921aa43c215SJeff Kirsher 922ec079a07SSony Chacko void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, 923aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg *esw_cfg) 924aa43c215SJeff Kirsher { 925aa43c215SJeff Kirsher adapter->flags &= ~(QLCNIC_MACSPOOF | QLCNIC_MAC_OVERRIDE_DISABLED | 926aa43c215SJeff Kirsher QLCNIC_PROMISC_DISABLED); 927aa43c215SJeff Kirsher 928aa43c215SJeff Kirsher if (esw_cfg->mac_anti_spoof) 929aa43c215SJeff Kirsher adapter->flags |= QLCNIC_MACSPOOF; 930aa43c215SJeff Kirsher 931aa43c215SJeff Kirsher if (!esw_cfg->mac_override) 932aa43c215SJeff Kirsher adapter->flags |= QLCNIC_MAC_OVERRIDE_DISABLED; 933aa43c215SJeff Kirsher 934aa43c215SJeff Kirsher if (!esw_cfg->promisc_mode) 935aa43c215SJeff Kirsher adapter->flags |= QLCNIC_PROMISC_DISABLED; 936aa43c215SJeff Kirsher 937aa43c215SJeff Kirsher qlcnic_set_netdev_features(adapter, esw_cfg); 938aa43c215SJeff Kirsher } 939aa43c215SJeff Kirsher 940d71170fbSSony Chacko int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) 941aa43c215SJeff Kirsher { 942aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg esw_cfg; 943aa43c215SJeff Kirsher 944aa43c215SJeff Kirsher if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) 945aa43c215SJeff Kirsher return 0; 946aa43c215SJeff Kirsher 947aa43c215SJeff Kirsher esw_cfg.pci_func = adapter->ahw->pci_func; 948aa43c215SJeff Kirsher if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg)) 949aa43c215SJeff Kirsher return -EIO; 950aa43c215SJeff Kirsher qlcnic_set_vlan_config(adapter, &esw_cfg); 951aa43c215SJeff Kirsher qlcnic_set_eswitch_port_features(adapter, &esw_cfg); 952aa43c215SJeff Kirsher 953aa43c215SJeff Kirsher return 0; 954aa43c215SJeff Kirsher } 955aa43c215SJeff Kirsher 956aa43c215SJeff Kirsher static void 957aa43c215SJeff Kirsher qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, 958aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg *esw_cfg) 959aa43c215SJeff Kirsher { 960aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 96113159183SSony Chacko unsigned long features, vlan_features; 962aa43c215SJeff Kirsher 96313159183SSony Chacko if (qlcnic_83xx_check(adapter)) 96413159183SSony Chacko return; 96513159183SSony Chacko 9667e38d04bSSony Chacko features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | 967aa43c215SJeff Kirsher NETIF_F_IPV6_CSUM | NETIF_F_GRO); 968aa43c215SJeff Kirsher vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM | 96913159183SSony Chacko NETIF_F_IPV6_CSUM); 970aa43c215SJeff Kirsher 97113159183SSony Chacko if (QLCNIC_IS_TSO_CAPABLE(adapter)) { 972aa43c215SJeff Kirsher features |= (NETIF_F_TSO | NETIF_F_TSO6); 973aa43c215SJeff Kirsher vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); 974aa43c215SJeff Kirsher } 975aa43c215SJeff Kirsher 976aa43c215SJeff Kirsher if (netdev->features & NETIF_F_LRO) 977aa43c215SJeff Kirsher features |= NETIF_F_LRO; 978aa43c215SJeff Kirsher 979aa43c215SJeff Kirsher if (esw_cfg->offload_flags & BIT_0) { 980aa43c215SJeff Kirsher netdev->features |= features; 98113159183SSony Chacko adapter->rx_csum = 1; 9827e38d04bSSony Chacko if (!(esw_cfg->offload_flags & BIT_1)) { 983aa43c215SJeff Kirsher netdev->features &= ~NETIF_F_TSO; 9847e38d04bSSony Chacko features &= ~NETIF_F_TSO; 9857e38d04bSSony Chacko } 9867e38d04bSSony Chacko if (!(esw_cfg->offload_flags & BIT_2)) { 987aa43c215SJeff Kirsher netdev->features &= ~NETIF_F_TSO6; 9887e38d04bSSony Chacko features &= ~NETIF_F_TSO6; 9897e38d04bSSony Chacko } 990aa43c215SJeff Kirsher } else { 991aa43c215SJeff Kirsher netdev->features &= ~features; 9927e38d04bSSony Chacko features &= ~features; 99313159183SSony Chacko adapter->rx_csum = 0; 994aa43c215SJeff Kirsher } 995aa43c215SJeff Kirsher 996aa43c215SJeff Kirsher netdev->vlan_features = (features & vlan_features); 997aa43c215SJeff Kirsher } 998aa43c215SJeff Kirsher 999aa43c215SJeff Kirsher static int 1000aa43c215SJeff Kirsher qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) 1001aa43c215SJeff Kirsher { 1002aa43c215SJeff Kirsher u32 op_mode, priv_level; 1003aa43c215SJeff Kirsher int err = 0; 1004aa43c215SJeff Kirsher 1005aa43c215SJeff Kirsher err = qlcnic_initialize_nic(adapter); 1006aa43c215SJeff Kirsher if (err) 1007aa43c215SJeff Kirsher return err; 1008aa43c215SJeff Kirsher 1009aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED) 1010aa43c215SJeff Kirsher return 0; 1011aa43c215SJeff Kirsher 101213159183SSony Chacko op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE); 1013aa43c215SJeff Kirsher priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); 1014aa43c215SJeff Kirsher 1015aa43c215SJeff Kirsher if (op_mode == QLC_DEV_DRV_DEFAULT) 1016aa43c215SJeff Kirsher priv_level = QLCNIC_MGMT_FUNC; 1017aa43c215SJeff Kirsher else 1018aa43c215SJeff Kirsher priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func); 1019aa43c215SJeff Kirsher 1020aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_ESWITCH_ENABLED) { 1021aa43c215SJeff Kirsher if (priv_level == QLCNIC_MGMT_FUNC) { 102279788450SSony Chacko adapter->ahw->op_mode = QLCNIC_MGMT_FUNC; 1023aa43c215SJeff Kirsher err = qlcnic_init_pci_info(adapter); 1024aa43c215SJeff Kirsher if (err) 1025aa43c215SJeff Kirsher return err; 1026aa43c215SJeff Kirsher /* Set privilege level for other functions */ 1027aa43c215SJeff Kirsher qlcnic_set_function_modes(adapter); 1028aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, 1029aa43c215SJeff Kirsher "HAL Version: %d, Management function\n", 103079788450SSony Chacko adapter->ahw->fw_hal_version); 1031aa43c215SJeff Kirsher } else if (priv_level == QLCNIC_PRIV_FUNC) { 103279788450SSony Chacko adapter->ahw->op_mode = QLCNIC_PRIV_FUNC; 1033aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, 1034aa43c215SJeff Kirsher "HAL Version: %d, Privileged function\n", 103579788450SSony Chacko adapter->ahw->fw_hal_version); 1036aa43c215SJeff Kirsher } 1037aa43c215SJeff Kirsher } 1038aa43c215SJeff Kirsher 1039aa43c215SJeff Kirsher adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; 1040aa43c215SJeff Kirsher 1041aa43c215SJeff Kirsher return err; 1042aa43c215SJeff Kirsher } 1043aa43c215SJeff Kirsher 1044d71170fbSSony Chacko int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) 1045aa43c215SJeff Kirsher { 1046aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg esw_cfg; 1047aa43c215SJeff Kirsher struct qlcnic_npar_info *npar; 1048aa43c215SJeff Kirsher u8 i; 1049aa43c215SJeff Kirsher 1050aa43c215SJeff Kirsher if (adapter->need_fw_reset) 1051aa43c215SJeff Kirsher return 0; 1052aa43c215SJeff Kirsher 1053bff57d8eSSony Chacko for (i = 0; i < adapter->ahw->act_pci_func; i++) { 1054aa43c215SJeff Kirsher memset(&esw_cfg, 0, sizeof(struct qlcnic_esw_func_cfg)); 1055bff57d8eSSony Chacko esw_cfg.pci_func = adapter->npars[i].pci_func; 1056aa43c215SJeff Kirsher esw_cfg.mac_override = BIT_0; 1057aa43c215SJeff Kirsher esw_cfg.promisc_mode = BIT_0; 1058bff57d8eSSony Chacko if (qlcnic_82xx_check(adapter)) { 1059bff57d8eSSony Chacko esw_cfg.offload_flags = BIT_0; 1060bff57d8eSSony Chacko if (QLCNIC_IS_TSO_CAPABLE(adapter)) 1061aa43c215SJeff Kirsher esw_cfg.offload_flags |= (BIT_1 | BIT_2); 1062bff57d8eSSony Chacko } 1063aa43c215SJeff Kirsher if (qlcnic_config_switch_port(adapter, &esw_cfg)) 1064aa43c215SJeff Kirsher return -EIO; 1065aa43c215SJeff Kirsher npar = &adapter->npars[i]; 1066aa43c215SJeff Kirsher npar->pvid = esw_cfg.vlan_id; 1067aa43c215SJeff Kirsher npar->mac_override = esw_cfg.mac_override; 1068aa43c215SJeff Kirsher npar->mac_anti_spoof = esw_cfg.mac_anti_spoof; 1069aa43c215SJeff Kirsher npar->discard_tagged = esw_cfg.discard_tagged; 1070aa43c215SJeff Kirsher npar->promisc_mode = esw_cfg.promisc_mode; 1071aa43c215SJeff Kirsher npar->offload_flags = esw_cfg.offload_flags; 1072aa43c215SJeff Kirsher } 1073aa43c215SJeff Kirsher 1074aa43c215SJeff Kirsher return 0; 1075aa43c215SJeff Kirsher } 1076aa43c215SJeff Kirsher 107713159183SSony Chacko 1078aa43c215SJeff Kirsher static int 1079aa43c215SJeff Kirsher qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, 1080aa43c215SJeff Kirsher struct qlcnic_npar_info *npar, int pci_func) 1081aa43c215SJeff Kirsher { 1082aa43c215SJeff Kirsher struct qlcnic_esw_func_cfg esw_cfg; 1083aa43c215SJeff Kirsher esw_cfg.op_mode = QLCNIC_PORT_DEFAULTS; 1084aa43c215SJeff Kirsher esw_cfg.pci_func = pci_func; 1085aa43c215SJeff Kirsher esw_cfg.vlan_id = npar->pvid; 1086aa43c215SJeff Kirsher esw_cfg.mac_override = npar->mac_override; 1087aa43c215SJeff Kirsher esw_cfg.discard_tagged = npar->discard_tagged; 1088aa43c215SJeff Kirsher esw_cfg.mac_anti_spoof = npar->mac_anti_spoof; 1089aa43c215SJeff Kirsher esw_cfg.offload_flags = npar->offload_flags; 1090aa43c215SJeff Kirsher esw_cfg.promisc_mode = npar->promisc_mode; 1091aa43c215SJeff Kirsher if (qlcnic_config_switch_port(adapter, &esw_cfg)) 1092aa43c215SJeff Kirsher return -EIO; 1093aa43c215SJeff Kirsher 1094aa43c215SJeff Kirsher esw_cfg.op_mode = QLCNIC_ADD_VLAN; 1095aa43c215SJeff Kirsher if (qlcnic_config_switch_port(adapter, &esw_cfg)) 1096aa43c215SJeff Kirsher return -EIO; 1097aa43c215SJeff Kirsher 1098aa43c215SJeff Kirsher return 0; 1099aa43c215SJeff Kirsher } 1100aa43c215SJeff Kirsher 1101d71170fbSSony Chacko int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) 1102aa43c215SJeff Kirsher { 1103aa43c215SJeff Kirsher int i, err; 1104aa43c215SJeff Kirsher struct qlcnic_npar_info *npar; 1105aa43c215SJeff Kirsher struct qlcnic_info nic_info; 1106bff57d8eSSony Chacko u8 pci_func; 1107aa43c215SJeff Kirsher 1108bff57d8eSSony Chacko if (qlcnic_82xx_check(adapter)) 1109aa43c215SJeff Kirsher if (!adapter->need_fw_reset) 1110aa43c215SJeff Kirsher return 0; 1111aa43c215SJeff Kirsher 1112aa43c215SJeff Kirsher /* Set the NPAR config data after FW reset */ 1113bff57d8eSSony Chacko for (i = 0; i < adapter->ahw->act_pci_func; i++) { 1114aa43c215SJeff Kirsher npar = &adapter->npars[i]; 1115bff57d8eSSony Chacko pci_func = npar->pci_func; 1116bff57d8eSSony Chacko memset(&nic_info, 0, sizeof(struct qlcnic_info)); 111713159183SSony Chacko err = qlcnic_get_nic_info(adapter, &nic_info, pci_func); 1118aa43c215SJeff Kirsher if (err) 1119aa43c215SJeff Kirsher return err; 1120aa43c215SJeff Kirsher nic_info.min_tx_bw = npar->min_bw; 1121aa43c215SJeff Kirsher nic_info.max_tx_bw = npar->max_bw; 1122aa43c215SJeff Kirsher err = qlcnic_set_nic_info(adapter, &nic_info); 1123aa43c215SJeff Kirsher if (err) 1124aa43c215SJeff Kirsher return err; 1125aa43c215SJeff Kirsher 1126aa43c215SJeff Kirsher if (npar->enable_pm) { 1127aa43c215SJeff Kirsher err = qlcnic_config_port_mirroring(adapter, 1128bff57d8eSSony Chacko npar->dest_npar, 1, 1129bff57d8eSSony Chacko pci_func); 1130aa43c215SJeff Kirsher if (err) 1131aa43c215SJeff Kirsher return err; 1132aa43c215SJeff Kirsher } 1133bff57d8eSSony Chacko err = qlcnic_reset_eswitch_config(adapter, npar, pci_func); 1134aa43c215SJeff Kirsher if (err) 1135aa43c215SJeff Kirsher return err; 1136aa43c215SJeff Kirsher } 1137aa43c215SJeff Kirsher return 0; 1138aa43c215SJeff Kirsher } 1139aa43c215SJeff Kirsher 1140aa43c215SJeff Kirsher static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) 1141aa43c215SJeff Kirsher { 1142aa43c215SJeff Kirsher u8 npar_opt_timeo = QLCNIC_DEV_NPAR_OPER_TIMEO; 1143aa43c215SJeff Kirsher u32 npar_state; 1144aa43c215SJeff Kirsher 114579788450SSony Chacko if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) 1146aa43c215SJeff Kirsher return 0; 1147aa43c215SJeff Kirsher 1148a15ebd37SHimanshu Madhani npar_state = QLC_SHARED_REG_RD32(adapter, 1149a15ebd37SHimanshu Madhani QLCNIC_CRB_DEV_NPAR_STATE); 1150aa43c215SJeff Kirsher while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) { 1151aa43c215SJeff Kirsher msleep(1000); 1152a15ebd37SHimanshu Madhani npar_state = QLC_SHARED_REG_RD32(adapter, 1153a15ebd37SHimanshu Madhani QLCNIC_CRB_DEV_NPAR_STATE); 1154aa43c215SJeff Kirsher } 1155aa43c215SJeff Kirsher if (!npar_opt_timeo) { 1156aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, 11578a168ca7SMasanari Iida "Waiting for NPAR state to operational timeout\n"); 1158aa43c215SJeff Kirsher return -EIO; 1159aa43c215SJeff Kirsher } 1160aa43c215SJeff Kirsher return 0; 1161aa43c215SJeff Kirsher } 1162aa43c215SJeff Kirsher 1163aa43c215SJeff Kirsher static int 1164aa43c215SJeff Kirsher qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) 1165aa43c215SJeff Kirsher { 1166aa43c215SJeff Kirsher int err; 1167aa43c215SJeff Kirsher 1168aa43c215SJeff Kirsher if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED) || 116979788450SSony Chacko adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) 1170aa43c215SJeff Kirsher return 0; 1171aa43c215SJeff Kirsher 1172aa43c215SJeff Kirsher err = qlcnic_set_default_offload_settings(adapter); 1173aa43c215SJeff Kirsher if (err) 1174aa43c215SJeff Kirsher return err; 1175aa43c215SJeff Kirsher 1176aa43c215SJeff Kirsher err = qlcnic_reset_npar_config(adapter); 1177aa43c215SJeff Kirsher if (err) 1178aa43c215SJeff Kirsher return err; 1179aa43c215SJeff Kirsher 1180aa43c215SJeff Kirsher qlcnic_dev_set_npar_ready(adapter); 1181aa43c215SJeff Kirsher 1182aa43c215SJeff Kirsher return err; 1183aa43c215SJeff Kirsher } 1184aa43c215SJeff Kirsher 11857e2cf4feSSony Chacko int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter) 1186aa43c215SJeff Kirsher { 1187aa43c215SJeff Kirsher int err; 1188aa43c215SJeff Kirsher 1189aa43c215SJeff Kirsher err = qlcnic_can_start_firmware(adapter); 1190aa43c215SJeff Kirsher if (err < 0) 1191aa43c215SJeff Kirsher return err; 1192aa43c215SJeff Kirsher else if (!err) 1193aa43c215SJeff Kirsher goto check_fw_status; 1194aa43c215SJeff Kirsher 1195099f7aa7SSony Chacko if (qlcnic_load_fw_file) 1196aa43c215SJeff Kirsher qlcnic_request_firmware(adapter); 1197aa43c215SJeff Kirsher else { 1198aa43c215SJeff Kirsher err = qlcnic_check_flash_fw_ver(adapter); 1199aa43c215SJeff Kirsher if (err) 1200aa43c215SJeff Kirsher goto err_out; 1201aa43c215SJeff Kirsher 120279788450SSony Chacko adapter->ahw->fw_type = QLCNIC_FLASH_ROMIMAGE; 1203aa43c215SJeff Kirsher } 1204aa43c215SJeff Kirsher 1205aa43c215SJeff Kirsher err = qlcnic_need_fw_reset(adapter); 1206aa43c215SJeff Kirsher if (err == 0) 1207aa43c215SJeff Kirsher goto check_fw_status; 1208aa43c215SJeff Kirsher 1209aa43c215SJeff Kirsher err = qlcnic_pinit_from_rom(adapter); 1210aa43c215SJeff Kirsher if (err) 1211aa43c215SJeff Kirsher goto err_out; 1212aa43c215SJeff Kirsher 1213aa43c215SJeff Kirsher err = qlcnic_load_firmware(adapter); 1214aa43c215SJeff Kirsher if (err) 1215aa43c215SJeff Kirsher goto err_out; 1216aa43c215SJeff Kirsher 1217aa43c215SJeff Kirsher qlcnic_release_firmware(adapter); 1218aa43c215SJeff Kirsher QLCWR32(adapter, CRB_DRIVER_VERSION, QLCNIC_DRIVER_VERSION); 1219aa43c215SJeff Kirsher 1220aa43c215SJeff Kirsher check_fw_status: 1221aa43c215SJeff Kirsher err = qlcnic_check_fw_status(adapter); 1222aa43c215SJeff Kirsher if (err) 1223aa43c215SJeff Kirsher goto err_out; 1224aa43c215SJeff Kirsher 1225a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY); 1226aa43c215SJeff Kirsher qlcnic_idc_debug_info(adapter, 1); 1227aa43c215SJeff Kirsher err = qlcnic_check_eswitch_mode(adapter); 1228aa43c215SJeff Kirsher if (err) { 1229aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, 1230aa43c215SJeff Kirsher "Memory allocation failed for eswitch\n"); 1231aa43c215SJeff Kirsher goto err_out; 1232aa43c215SJeff Kirsher } 1233aa43c215SJeff Kirsher err = qlcnic_set_mgmt_operations(adapter); 1234aa43c215SJeff Kirsher if (err) 1235aa43c215SJeff Kirsher goto err_out; 1236aa43c215SJeff Kirsher 1237aa43c215SJeff Kirsher qlcnic_check_options(adapter); 1238aa43c215SJeff Kirsher adapter->need_fw_reset = 0; 1239aa43c215SJeff Kirsher 1240aa43c215SJeff Kirsher qlcnic_release_firmware(adapter); 1241aa43c215SJeff Kirsher return 0; 1242aa43c215SJeff Kirsher 1243aa43c215SJeff Kirsher err_out: 1244a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED); 1245aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, "Device state set to failed\n"); 1246aa43c215SJeff Kirsher 1247aa43c215SJeff Kirsher qlcnic_release_firmware(adapter); 1248aa43c215SJeff Kirsher return err; 1249aa43c215SJeff Kirsher } 1250aa43c215SJeff Kirsher 1251aa43c215SJeff Kirsher static int 1252aa43c215SJeff Kirsher qlcnic_request_irq(struct qlcnic_adapter *adapter) 1253aa43c215SJeff Kirsher { 1254aa43c215SJeff Kirsher irq_handler_t handler; 1255aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 125613159183SSony Chacko struct qlcnic_host_tx_ring *tx_ring; 1257aa43c215SJeff Kirsher int err, ring; 1258aa43c215SJeff Kirsher 1259aa43c215SJeff Kirsher unsigned long flags = 0; 1260aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 1261aa43c215SJeff Kirsher struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; 1262aa43c215SJeff Kirsher 126379788450SSony Chacko if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { 126413159183SSony Chacko if (qlcnic_82xx_check(adapter)) 1265aa43c215SJeff Kirsher handler = qlcnic_tmp_intr; 1266aa43c215SJeff Kirsher if (!QLCNIC_IS_MSI_FAMILY(adapter)) 1267aa43c215SJeff Kirsher flags |= IRQF_SHARED; 1268aa43c215SJeff Kirsher 1269aa43c215SJeff Kirsher } else { 1270aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_MSIX_ENABLED) 1271aa43c215SJeff Kirsher handler = qlcnic_msix_intr; 1272aa43c215SJeff Kirsher else if (adapter->flags & QLCNIC_MSI_ENABLED) 1273aa43c215SJeff Kirsher handler = qlcnic_msi_intr; 1274aa43c215SJeff Kirsher else { 1275aa43c215SJeff Kirsher flags |= IRQF_SHARED; 1276ac166700SHimanshu Madhani if (qlcnic_82xx_check(adapter)) 1277aa43c215SJeff Kirsher handler = qlcnic_intr; 1278ac166700SHimanshu Madhani else 1279ac166700SHimanshu Madhani handler = qlcnic_83xx_intr; 1280aa43c215SJeff Kirsher } 1281aa43c215SJeff Kirsher } 1282aa43c215SJeff Kirsher adapter->irq = netdev->irq; 1283aa43c215SJeff Kirsher 128413159183SSony Chacko if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { 1285ac166700SHimanshu Madhani if (qlcnic_82xx_check(adapter) || 1286ac166700SHimanshu Madhani (qlcnic_83xx_check(adapter) && 1287ac166700SHimanshu Madhani (adapter->flags & QLCNIC_MSIX_ENABLED))) { 1288aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 1289aa43c215SJeff Kirsher sds_ring = &recv_ctx->sds_rings[ring]; 129013159183SSony Chacko snprintf(sds_ring->name, sizeof(int) + IFNAMSIZ, 129113159183SSony Chacko "%s[%d]", netdev->name, ring); 129213159183SSony Chacko err = request_irq(sds_ring->irq, handler, flags, 129313159183SSony Chacko sds_ring->name, sds_ring); 1294aa43c215SJeff Kirsher if (err) 1295aa43c215SJeff Kirsher return err; 1296aa43c215SJeff Kirsher } 1297ac166700SHimanshu Madhani } 129813159183SSony Chacko if (qlcnic_83xx_check(adapter) && 1299da6c8063SRajesh Borundia (adapter->flags & QLCNIC_MSIX_ENABLED) && 1300da6c8063SRajesh Borundia !(adapter->flags & QLCNIC_TX_INTR_SHARED)) { 130113159183SSony Chacko handler = qlcnic_msix_tx_intr; 130213159183SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; 130313159183SSony Chacko ring++) { 130413159183SSony Chacko tx_ring = &adapter->tx_ring[ring]; 130513159183SSony Chacko snprintf(tx_ring->name, sizeof(int) + IFNAMSIZ, 130613159183SSony Chacko "%s[%d]", netdev->name, 130713159183SSony Chacko adapter->max_sds_rings + ring); 130813159183SSony Chacko err = request_irq(tx_ring->irq, handler, flags, 130913159183SSony Chacko tx_ring->name, tx_ring); 131013159183SSony Chacko if (err) 131113159183SSony Chacko return err; 131213159183SSony Chacko } 131313159183SSony Chacko } 131413159183SSony Chacko } 1315aa43c215SJeff Kirsher return 0; 1316aa43c215SJeff Kirsher } 1317aa43c215SJeff Kirsher 1318aa43c215SJeff Kirsher static void 1319aa43c215SJeff Kirsher qlcnic_free_irq(struct qlcnic_adapter *adapter) 1320aa43c215SJeff Kirsher { 1321aa43c215SJeff Kirsher int ring; 1322aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 132313159183SSony Chacko struct qlcnic_host_tx_ring *tx_ring; 1324aa43c215SJeff Kirsher 1325aa43c215SJeff Kirsher struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; 1326aa43c215SJeff Kirsher 132713159183SSony Chacko if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) { 1328ac166700SHimanshu Madhani if (qlcnic_82xx_check(adapter) || 1329ac166700SHimanshu Madhani (qlcnic_83xx_check(adapter) && 1330ac166700SHimanshu Madhani (adapter->flags & QLCNIC_MSIX_ENABLED))) { 1331aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 1332aa43c215SJeff Kirsher sds_ring = &recv_ctx->sds_rings[ring]; 1333aa43c215SJeff Kirsher free_irq(sds_ring->irq, sds_ring); 1334aa43c215SJeff Kirsher } 1335ac166700SHimanshu Madhani } 1336da6c8063SRajesh Borundia if (qlcnic_83xx_check(adapter) && 1337da6c8063SRajesh Borundia !(adapter->flags & QLCNIC_TX_INTR_SHARED)) { 133813159183SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; 133913159183SSony Chacko ring++) { 134013159183SSony Chacko tx_ring = &adapter->tx_ring[ring]; 134113159183SSony Chacko if (tx_ring->irq) 134213159183SSony Chacko free_irq(tx_ring->irq, tx_ring); 134313159183SSony Chacko } 134413159183SSony Chacko } 134513159183SSony Chacko } 1346aa43c215SJeff Kirsher } 1347aa43c215SJeff Kirsher 134899e85879SShahed Shaikh static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter) 134999e85879SShahed Shaikh { 135099e85879SShahed Shaikh u32 capab = 0; 135199e85879SShahed Shaikh 135299e85879SShahed Shaikh if (qlcnic_82xx_check(adapter)) { 135399e85879SShahed Shaikh if (adapter->ahw->capabilities2 & 135499e85879SShahed Shaikh QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG) 135599e85879SShahed Shaikh adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; 135699e85879SShahed Shaikh } else { 135799e85879SShahed Shaikh capab = adapter->ahw->capabilities; 135899e85879SShahed Shaikh if (QLC_83XX_GET_FW_LRO_MSS_CAPABILITY(capab)) 135999e85879SShahed Shaikh adapter->flags |= QLCNIC_FW_LRO_MSS_CAP; 136099e85879SShahed Shaikh } 136199e85879SShahed Shaikh } 136299e85879SShahed Shaikh 1363319ecf12SSony Chacko int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) 1364aa43c215SJeff Kirsher { 1365aa43c215SJeff Kirsher int ring; 1366aa43c215SJeff Kirsher struct qlcnic_host_rds_ring *rds_ring; 1367aa43c215SJeff Kirsher 1368aa43c215SJeff Kirsher if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) 1369aa43c215SJeff Kirsher return -EIO; 1370aa43c215SJeff Kirsher 1371aa43c215SJeff Kirsher if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) 1372aa43c215SJeff Kirsher return 0; 1373aa43c215SJeff Kirsher if (qlcnic_set_eswitch_port_config(adapter)) 1374aa43c215SJeff Kirsher return -EIO; 137599e85879SShahed Shaikh qlcnic_get_lro_mss_capability(adapter); 1376cae82d49SRajesh Borundia 1377aa43c215SJeff Kirsher if (qlcnic_fw_create_ctx(adapter)) 1378aa43c215SJeff Kirsher return -EIO; 1379aa43c215SJeff Kirsher 1380aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_rds_rings; ring++) { 1381aa43c215SJeff Kirsher rds_ring = &adapter->recv_ctx->rds_rings[ring]; 13824be41e92SSony Chacko qlcnic_post_rx_buffers(adapter, rds_ring, ring); 1383aa43c215SJeff Kirsher } 1384aa43c215SJeff Kirsher 1385aa43c215SJeff Kirsher qlcnic_set_multi(netdev); 1386aa43c215SJeff Kirsher qlcnic_fw_cmd_set_mtu(adapter, netdev->mtu); 1387aa43c215SJeff Kirsher 1388aa43c215SJeff Kirsher adapter->ahw->linkup = 0; 1389aa43c215SJeff Kirsher 1390aa43c215SJeff Kirsher if (adapter->max_sds_rings > 1) 1391aa43c215SJeff Kirsher qlcnic_config_rss(adapter, 1); 1392aa43c215SJeff Kirsher 1393aa43c215SJeff Kirsher qlcnic_config_intr_coalesce(adapter); 1394aa43c215SJeff Kirsher 1395aa43c215SJeff Kirsher if (netdev->features & NETIF_F_LRO) 1396aa43c215SJeff Kirsher qlcnic_config_hw_lro(adapter, QLCNIC_LRO_ENABLED); 1397aa43c215SJeff Kirsher 1398aa43c215SJeff Kirsher qlcnic_napi_enable(adapter); 1399aa43c215SJeff Kirsher 1400aa43c215SJeff Kirsher qlcnic_linkevent_request(adapter, 1); 1401aa43c215SJeff Kirsher 140279788450SSony Chacko adapter->ahw->reset_context = 0; 1403aa43c215SJeff Kirsher set_bit(__QLCNIC_DEV_UP, &adapter->state); 1404aa43c215SJeff Kirsher return 0; 1405aa43c215SJeff Kirsher } 1406aa43c215SJeff Kirsher 1407629263acSSony Chacko int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) 1408aa43c215SJeff Kirsher { 1409aa43c215SJeff Kirsher int err = 0; 1410aa43c215SJeff Kirsher 1411aa43c215SJeff Kirsher rtnl_lock(); 1412aa43c215SJeff Kirsher if (netif_running(netdev)) 1413aa43c215SJeff Kirsher err = __qlcnic_up(adapter, netdev); 1414aa43c215SJeff Kirsher rtnl_unlock(); 1415aa43c215SJeff Kirsher 1416aa43c215SJeff Kirsher return err; 1417aa43c215SJeff Kirsher } 1418aa43c215SJeff Kirsher 1419319ecf12SSony Chacko void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) 1420aa43c215SJeff Kirsher { 1421aa43c215SJeff Kirsher if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) 1422aa43c215SJeff Kirsher return; 1423aa43c215SJeff Kirsher 1424aa43c215SJeff Kirsher if (!test_and_clear_bit(__QLCNIC_DEV_UP, &adapter->state)) 1425aa43c215SJeff Kirsher return; 1426aa43c215SJeff Kirsher 1427e8b508efSRajesh Borundia if (qlcnic_sriov_vf_check(adapter)) 1428e8b508efSRajesh Borundia qlcnic_sriov_cleanup_async_list(&adapter->ahw->sriov->bc); 1429aa43c215SJeff Kirsher smp_mb(); 1430aa43c215SJeff Kirsher spin_lock(&adapter->tx_clean_lock); 1431aa43c215SJeff Kirsher netif_carrier_off(netdev); 14320a46bac0SShahed Shaikh adapter->ahw->linkup = 0; 1433aa43c215SJeff Kirsher netif_tx_disable(netdev); 1434aa43c215SJeff Kirsher 1435aa43c215SJeff Kirsher qlcnic_free_mac_list(adapter); 1436aa43c215SJeff Kirsher 1437aa43c215SJeff Kirsher if (adapter->fhash.fnum) 1438aa43c215SJeff Kirsher qlcnic_delete_lb_filters(adapter); 1439aa43c215SJeff Kirsher 1440aa43c215SJeff Kirsher qlcnic_nic_set_promisc(adapter, QLCNIC_NIU_NON_PROMISC_MODE); 1441aa43c215SJeff Kirsher 1442aa43c215SJeff Kirsher qlcnic_napi_disable(adapter); 1443aa43c215SJeff Kirsher 1444aa43c215SJeff Kirsher qlcnic_fw_destroy_ctx(adapter); 1445cae82d49SRajesh Borundia adapter->flags &= ~QLCNIC_FW_LRO_MSS_CAP; 1446aa43c215SJeff Kirsher 1447aa43c215SJeff Kirsher qlcnic_reset_rx_buffers_list(adapter); 1448aa43c215SJeff Kirsher qlcnic_release_tx_buffers(adapter); 1449aa43c215SJeff Kirsher spin_unlock(&adapter->tx_clean_lock); 1450aa43c215SJeff Kirsher } 1451aa43c215SJeff Kirsher 1452aa43c215SJeff Kirsher /* Usage: During suspend and firmware recovery module */ 1453aa43c215SJeff Kirsher 1454629263acSSony Chacko void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) 1455aa43c215SJeff Kirsher { 1456aa43c215SJeff Kirsher rtnl_lock(); 1457aa43c215SJeff Kirsher if (netif_running(netdev)) 1458aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 1459aa43c215SJeff Kirsher rtnl_unlock(); 1460aa43c215SJeff Kirsher 1461aa43c215SJeff Kirsher } 1462aa43c215SJeff Kirsher 1463319ecf12SSony Chacko int 1464aa43c215SJeff Kirsher qlcnic_attach(struct qlcnic_adapter *adapter) 1465aa43c215SJeff Kirsher { 1466aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 1467aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 1468aa43c215SJeff Kirsher int err; 1469aa43c215SJeff Kirsher 1470aa43c215SJeff Kirsher if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) 1471aa43c215SJeff Kirsher return 0; 1472aa43c215SJeff Kirsher 1473aa43c215SJeff Kirsher err = qlcnic_napi_add(adapter, netdev); 1474aa43c215SJeff Kirsher if (err) 1475aa43c215SJeff Kirsher return err; 1476aa43c215SJeff Kirsher 1477aa43c215SJeff Kirsher err = qlcnic_alloc_sw_resources(adapter); 1478aa43c215SJeff Kirsher if (err) { 1479aa43c215SJeff Kirsher dev_err(&pdev->dev, "Error in setting sw resources\n"); 1480aa43c215SJeff Kirsher goto err_out_napi_del; 1481aa43c215SJeff Kirsher } 1482aa43c215SJeff Kirsher 1483aa43c215SJeff Kirsher err = qlcnic_alloc_hw_resources(adapter); 1484aa43c215SJeff Kirsher if (err) { 1485aa43c215SJeff Kirsher dev_err(&pdev->dev, "Error in setting hw resources\n"); 1486aa43c215SJeff Kirsher goto err_out_free_sw; 1487aa43c215SJeff Kirsher } 1488aa43c215SJeff Kirsher 1489aa43c215SJeff Kirsher err = qlcnic_request_irq(adapter); 1490aa43c215SJeff Kirsher if (err) { 1491aa43c215SJeff Kirsher dev_err(&pdev->dev, "failed to setup interrupt\n"); 1492aa43c215SJeff Kirsher goto err_out_free_hw; 1493aa43c215SJeff Kirsher } 1494aa43c215SJeff Kirsher 1495aa43c215SJeff Kirsher qlcnic_create_sysfs_entries(adapter); 1496aa43c215SJeff Kirsher 1497aa43c215SJeff Kirsher adapter->is_up = QLCNIC_ADAPTER_UP_MAGIC; 1498aa43c215SJeff Kirsher return 0; 1499aa43c215SJeff Kirsher 1500aa43c215SJeff Kirsher err_out_free_hw: 1501aa43c215SJeff Kirsher qlcnic_free_hw_resources(adapter); 1502aa43c215SJeff Kirsher err_out_free_sw: 1503aa43c215SJeff Kirsher qlcnic_free_sw_resources(adapter); 1504aa43c215SJeff Kirsher err_out_napi_del: 1505aa43c215SJeff Kirsher qlcnic_napi_del(adapter); 1506aa43c215SJeff Kirsher return err; 1507aa43c215SJeff Kirsher } 1508aa43c215SJeff Kirsher 1509319ecf12SSony Chacko void qlcnic_detach(struct qlcnic_adapter *adapter) 1510aa43c215SJeff Kirsher { 1511aa43c215SJeff Kirsher if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC) 1512aa43c215SJeff Kirsher return; 1513aa43c215SJeff Kirsher 1514aa43c215SJeff Kirsher qlcnic_remove_sysfs_entries(adapter); 1515aa43c215SJeff Kirsher 1516aa43c215SJeff Kirsher qlcnic_free_hw_resources(adapter); 1517aa43c215SJeff Kirsher qlcnic_release_rx_buffers(adapter); 1518aa43c215SJeff Kirsher qlcnic_free_irq(adapter); 1519aa43c215SJeff Kirsher qlcnic_napi_del(adapter); 1520aa43c215SJeff Kirsher qlcnic_free_sw_resources(adapter); 1521aa43c215SJeff Kirsher 1522aa43c215SJeff Kirsher adapter->is_up = 0; 1523aa43c215SJeff Kirsher } 1524aa43c215SJeff Kirsher 1525aa43c215SJeff Kirsher void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings) 1526aa43c215SJeff Kirsher { 1527aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 1528aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 1529aa43c215SJeff Kirsher int ring; 1530aa43c215SJeff Kirsher 1531aa43c215SJeff Kirsher clear_bit(__QLCNIC_DEV_UP, &adapter->state); 153279788450SSony Chacko if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { 1533aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 1534aa43c215SJeff Kirsher sds_ring = &adapter->recv_ctx->sds_rings[ring]; 1535aa43c215SJeff Kirsher qlcnic_disable_int(sds_ring); 1536aa43c215SJeff Kirsher } 1537aa43c215SJeff Kirsher } 1538aa43c215SJeff Kirsher 1539aa43c215SJeff Kirsher qlcnic_fw_destroy_ctx(adapter); 1540aa43c215SJeff Kirsher 1541aa43c215SJeff Kirsher qlcnic_detach(adapter); 1542aa43c215SJeff Kirsher 154379788450SSony Chacko adapter->ahw->diag_test = 0; 1544aa43c215SJeff Kirsher adapter->max_sds_rings = max_sds_rings; 1545aa43c215SJeff Kirsher 1546aa43c215SJeff Kirsher if (qlcnic_attach(adapter)) 1547aa43c215SJeff Kirsher goto out; 1548aa43c215SJeff Kirsher 1549aa43c215SJeff Kirsher if (netif_running(netdev)) 1550aa43c215SJeff Kirsher __qlcnic_up(adapter, netdev); 1551aa43c215SJeff Kirsher out: 1552aa43c215SJeff Kirsher netif_device_attach(netdev); 1553aa43c215SJeff Kirsher } 1554aa43c215SJeff Kirsher 1555aa43c215SJeff Kirsher static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) 1556aa43c215SJeff Kirsher { 1557aa43c215SJeff Kirsher int err = 0; 1558aa43c215SJeff Kirsher adapter->recv_ctx = kzalloc(sizeof(struct qlcnic_recv_context), 1559aa43c215SJeff Kirsher GFP_KERNEL); 1560aa43c215SJeff Kirsher if (!adapter->recv_ctx) { 1561aa43c215SJeff Kirsher err = -ENOMEM; 1562aa43c215SJeff Kirsher goto err_out; 1563aa43c215SJeff Kirsher } 1564aa43c215SJeff Kirsher /* Initialize interrupt coalesce parameters */ 1565aa43c215SJeff Kirsher adapter->ahw->coal.flag = QLCNIC_INTR_DEFAULT; 1566aa43c215SJeff Kirsher adapter->ahw->coal.rx_time_us = QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US; 1567aa43c215SJeff Kirsher adapter->ahw->coal.rx_packets = QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS; 15684be41e92SSony Chacko /* clear stats */ 15694be41e92SSony Chacko memset(&adapter->stats, 0, sizeof(adapter->stats)); 1570aa43c215SJeff Kirsher err_out: 1571aa43c215SJeff Kirsher return err; 1572aa43c215SJeff Kirsher } 1573aa43c215SJeff Kirsher 1574aa43c215SJeff Kirsher static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) 1575aa43c215SJeff Kirsher { 1576aa43c215SJeff Kirsher kfree(adapter->recv_ctx); 1577aa43c215SJeff Kirsher adapter->recv_ctx = NULL; 1578aa43c215SJeff Kirsher 1579aa43c215SJeff Kirsher if (adapter->ahw->fw_dump.tmpl_hdr) { 1580aa43c215SJeff Kirsher vfree(adapter->ahw->fw_dump.tmpl_hdr); 1581aa43c215SJeff Kirsher adapter->ahw->fw_dump.tmpl_hdr = NULL; 1582aa43c215SJeff Kirsher } 15834be41e92SSony Chacko 158481d0aeb0SSony Chacko kfree(adapter->ahw->reset.buff); 15854be41e92SSony Chacko adapter->ahw->fw_dump.tmpl_hdr = NULL; 1586aa43c215SJeff Kirsher } 1587aa43c215SJeff Kirsher 1588aa43c215SJeff Kirsher int qlcnic_diag_alloc_res(struct net_device *netdev, int test) 1589aa43c215SJeff Kirsher { 1590aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 1591aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 1592aa43c215SJeff Kirsher struct qlcnic_host_rds_ring *rds_ring; 1593aa43c215SJeff Kirsher int ring; 1594aa43c215SJeff Kirsher int ret; 1595aa43c215SJeff Kirsher 1596aa43c215SJeff Kirsher netif_device_detach(netdev); 1597aa43c215SJeff Kirsher 1598aa43c215SJeff Kirsher if (netif_running(netdev)) 1599aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 1600aa43c215SJeff Kirsher 1601aa43c215SJeff Kirsher qlcnic_detach(adapter); 1602aa43c215SJeff Kirsher 1603aa43c215SJeff Kirsher adapter->max_sds_rings = 1; 160479788450SSony Chacko adapter->ahw->diag_test = test; 16054be41e92SSony Chacko adapter->ahw->linkup = 0; 1606aa43c215SJeff Kirsher 1607aa43c215SJeff Kirsher ret = qlcnic_attach(adapter); 1608aa43c215SJeff Kirsher if (ret) { 1609aa43c215SJeff Kirsher netif_device_attach(netdev); 1610aa43c215SJeff Kirsher return ret; 1611aa43c215SJeff Kirsher } 1612aa43c215SJeff Kirsher 1613aa43c215SJeff Kirsher ret = qlcnic_fw_create_ctx(adapter); 1614aa43c215SJeff Kirsher if (ret) { 1615aa43c215SJeff Kirsher qlcnic_detach(adapter); 1616aa43c215SJeff Kirsher netif_device_attach(netdev); 1617aa43c215SJeff Kirsher return ret; 1618aa43c215SJeff Kirsher } 1619aa43c215SJeff Kirsher 1620aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_rds_rings; ring++) { 1621aa43c215SJeff Kirsher rds_ring = &adapter->recv_ctx->rds_rings[ring]; 16224be41e92SSony Chacko qlcnic_post_rx_buffers(adapter, rds_ring, ring); 1623aa43c215SJeff Kirsher } 1624aa43c215SJeff Kirsher 162579788450SSony Chacko if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { 1626aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 1627aa43c215SJeff Kirsher sds_ring = &adapter->recv_ctx->sds_rings[ring]; 1628aa43c215SJeff Kirsher qlcnic_enable_int(sds_ring); 1629aa43c215SJeff Kirsher } 1630aa43c215SJeff Kirsher } 1631aa43c215SJeff Kirsher 163279788450SSony Chacko if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { 1633aa43c215SJeff Kirsher adapter->ahw->loopback_state = 0; 1634aa43c215SJeff Kirsher qlcnic_linkevent_request(adapter, 1); 1635aa43c215SJeff Kirsher } 1636aa43c215SJeff Kirsher 1637aa43c215SJeff Kirsher set_bit(__QLCNIC_DEV_UP, &adapter->state); 1638aa43c215SJeff Kirsher 1639aa43c215SJeff Kirsher return 0; 1640aa43c215SJeff Kirsher } 1641aa43c215SJeff Kirsher 1642aa43c215SJeff Kirsher /* Reset context in hardware only */ 1643aa43c215SJeff Kirsher static int 1644aa43c215SJeff Kirsher qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) 1645aa43c215SJeff Kirsher { 1646aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 1647aa43c215SJeff Kirsher 1648aa43c215SJeff Kirsher if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) 1649aa43c215SJeff Kirsher return -EBUSY; 1650aa43c215SJeff Kirsher 1651aa43c215SJeff Kirsher netif_device_detach(netdev); 1652aa43c215SJeff Kirsher 1653aa43c215SJeff Kirsher qlcnic_down(adapter, netdev); 1654aa43c215SJeff Kirsher 1655aa43c215SJeff Kirsher qlcnic_up(adapter, netdev); 1656aa43c215SJeff Kirsher 1657aa43c215SJeff Kirsher netif_device_attach(netdev); 1658aa43c215SJeff Kirsher 1659aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 166013159183SSony Chacko dev_err(&adapter->pdev->dev, "%s:\n", __func__); 1661aa43c215SJeff Kirsher return 0; 1662aa43c215SJeff Kirsher } 1663aa43c215SJeff Kirsher 1664aa43c215SJeff Kirsher int 1665aa43c215SJeff Kirsher qlcnic_reset_context(struct qlcnic_adapter *adapter) 1666aa43c215SJeff Kirsher { 1667aa43c215SJeff Kirsher int err = 0; 1668aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 1669aa43c215SJeff Kirsher 1670aa43c215SJeff Kirsher if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) 1671aa43c215SJeff Kirsher return -EBUSY; 1672aa43c215SJeff Kirsher 1673aa43c215SJeff Kirsher if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) { 1674aa43c215SJeff Kirsher 1675aa43c215SJeff Kirsher netif_device_detach(netdev); 1676aa43c215SJeff Kirsher 1677aa43c215SJeff Kirsher if (netif_running(netdev)) 1678aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 1679aa43c215SJeff Kirsher 1680aa43c215SJeff Kirsher qlcnic_detach(adapter); 1681aa43c215SJeff Kirsher 1682aa43c215SJeff Kirsher if (netif_running(netdev)) { 1683aa43c215SJeff Kirsher err = qlcnic_attach(adapter); 16841d5c88e3SAnirban Chakraborty if (!err) { 1685aa43c215SJeff Kirsher __qlcnic_up(adapter, netdev); 16861d5c88e3SAnirban Chakraborty qlcnic_restore_indev_addr(netdev, NETDEV_UP); 16871d5c88e3SAnirban Chakraborty } 1688aa43c215SJeff Kirsher } 1689aa43c215SJeff Kirsher 1690aa43c215SJeff Kirsher netif_device_attach(netdev); 1691aa43c215SJeff Kirsher } 1692aa43c215SJeff Kirsher 1693aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 1694aa43c215SJeff Kirsher return err; 1695aa43c215SJeff Kirsher } 1696aa43c215SJeff Kirsher 1697f8468331SRajesh Borundia int 16985ad6ff9dSSony Chacko qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev, 16995ad6ff9dSSony Chacko int pci_using_dac) 1700aa43c215SJeff Kirsher { 1701aa43c215SJeff Kirsher int err; 1702aa43c215SJeff Kirsher struct pci_dev *pdev = adapter->pdev; 1703aa43c215SJeff Kirsher 170413159183SSony Chacko adapter->rx_csum = 1; 170579788450SSony Chacko adapter->ahw->mc_enabled = 0; 170613159183SSony Chacko adapter->ahw->max_mc_count = QLCNIC_MAX_MC_COUNT; 1707aa43c215SJeff Kirsher 1708aa43c215SJeff Kirsher netdev->netdev_ops = &qlcnic_netdev_ops; 170913159183SSony Chacko netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ; 1710aa43c215SJeff Kirsher 1711aa43c215SJeff Kirsher qlcnic_change_mtu(netdev, netdev->mtu); 1712aa43c215SJeff Kirsher 1713aa43c215SJeff Kirsher SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops); 1714aa43c215SJeff Kirsher 17157e38d04bSSony Chacko netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM | 171613159183SSony Chacko NETIF_F_IPV6_CSUM | NETIF_F_GRO | 1717f646968fSPatrick McHardy NETIF_F_HW_VLAN_CTAG_RX); 171813159183SSony Chacko netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | 171913159183SSony Chacko NETIF_F_IPV6_CSUM); 1720aa43c215SJeff Kirsher 172113159183SSony Chacko if (QLCNIC_IS_TSO_CAPABLE(adapter)) { 172213159183SSony Chacko netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6); 172313159183SSony Chacko netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6); 172413159183SSony Chacko } 1725aa43c215SJeff Kirsher 172613159183SSony Chacko if (pci_using_dac) { 172713159183SSony Chacko netdev->features |= NETIF_F_HIGHDMA; 172813159183SSony Chacko netdev->vlan_features |= NETIF_F_HIGHDMA; 172913159183SSony Chacko } 1730aa43c215SJeff Kirsher 173113159183SSony Chacko if (qlcnic_vlan_tx_check(adapter)) 1732f646968fSPatrick McHardy netdev->features |= (NETIF_F_HW_VLAN_CTAG_TX); 173313159183SSony Chacko 173479788450SSony Chacko if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO) 173513159183SSony Chacko netdev->features |= NETIF_F_LRO; 1736aa43c215SJeff Kirsher 17377e38d04bSSony Chacko netdev->hw_features = netdev->features; 1738aa43c215SJeff Kirsher netdev->irq = adapter->msix_entries[0].vector; 1739aa43c215SJeff Kirsher 1740aa43c215SJeff Kirsher err = register_netdev(netdev); 1741aa43c215SJeff Kirsher if (err) { 1742aa43c215SJeff Kirsher dev_err(&pdev->dev, "failed to register net device\n"); 1743aa43c215SJeff Kirsher return err; 1744aa43c215SJeff Kirsher } 1745aa43c215SJeff Kirsher 1746aa43c215SJeff Kirsher return 0; 1747aa43c215SJeff Kirsher } 1748aa43c215SJeff Kirsher 17495ad6ff9dSSony Chacko static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac) 1750aa43c215SJeff Kirsher { 1751aa43c215SJeff Kirsher if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && 1752aa43c215SJeff Kirsher !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) 1753aa43c215SJeff Kirsher *pci_using_dac = 1; 1754aa43c215SJeff Kirsher else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) && 1755aa43c215SJeff Kirsher !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) 1756aa43c215SJeff Kirsher *pci_using_dac = 0; 1757aa43c215SJeff Kirsher else { 1758aa43c215SJeff Kirsher dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n"); 1759aa43c215SJeff Kirsher return -EIO; 1760aa43c215SJeff Kirsher } 1761aa43c215SJeff Kirsher 1762aa43c215SJeff Kirsher return 0; 1763aa43c215SJeff Kirsher } 1764aa43c215SJeff Kirsher 17654be41e92SSony Chacko void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter) 17664be41e92SSony Chacko { 17674be41e92SSony Chacko int ring; 17684be41e92SSony Chacko struct qlcnic_host_tx_ring *tx_ring; 17694be41e92SSony Chacko 17704be41e92SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { 17714be41e92SSony Chacko tx_ring = &adapter->tx_ring[ring]; 17724be41e92SSony Chacko if (tx_ring && tx_ring->cmd_buf_arr != NULL) { 17734be41e92SSony Chacko vfree(tx_ring->cmd_buf_arr); 17744be41e92SSony Chacko tx_ring->cmd_buf_arr = NULL; 17754be41e92SSony Chacko } 17764be41e92SSony Chacko } 17774be41e92SSony Chacko if (adapter->tx_ring != NULL) 17784be41e92SSony Chacko kfree(adapter->tx_ring); 17794be41e92SSony Chacko } 17804be41e92SSony Chacko 17814be41e92SSony Chacko int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter, 17824be41e92SSony Chacko struct net_device *netdev) 17834be41e92SSony Chacko { 1784b2adaca9SJoe Perches int ring, vector, index; 17854be41e92SSony Chacko struct qlcnic_host_tx_ring *tx_ring; 17864be41e92SSony Chacko struct qlcnic_cmd_buffer *cmd_buf_arr; 17874be41e92SSony Chacko 1788b2adaca9SJoe Perches tx_ring = kcalloc(adapter->max_drv_tx_rings, 1789b2adaca9SJoe Perches sizeof(struct qlcnic_host_tx_ring), GFP_KERNEL); 1790b2adaca9SJoe Perches if (tx_ring == NULL) 17914be41e92SSony Chacko return -ENOMEM; 1792b2adaca9SJoe Perches 17934be41e92SSony Chacko adapter->tx_ring = tx_ring; 17944be41e92SSony Chacko 17954be41e92SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { 17964be41e92SSony Chacko tx_ring = &adapter->tx_ring[ring]; 17974be41e92SSony Chacko tx_ring->num_desc = adapter->num_txd; 17984be41e92SSony Chacko tx_ring->txq = netdev_get_tx_queue(netdev, ring); 17994be41e92SSony Chacko cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring)); 18004be41e92SSony Chacko if (cmd_buf_arr == NULL) { 18014be41e92SSony Chacko qlcnic_free_tx_rings(adapter); 18024be41e92SSony Chacko return -ENOMEM; 18034be41e92SSony Chacko } 18044be41e92SSony Chacko memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring)); 18054be41e92SSony Chacko tx_ring->cmd_buf_arr = cmd_buf_arr; 18064be41e92SSony Chacko } 18074be41e92SSony Chacko 18084be41e92SSony Chacko if (qlcnic_83xx_check(adapter)) { 18094be41e92SSony Chacko for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { 18104be41e92SSony Chacko tx_ring = &adapter->tx_ring[ring]; 18114be41e92SSony Chacko tx_ring->adapter = adapter; 18124be41e92SSony Chacko if (adapter->flags & QLCNIC_MSIX_ENABLED) { 18134be41e92SSony Chacko index = adapter->max_sds_rings + ring; 18144be41e92SSony Chacko vector = adapter->msix_entries[index].vector; 18154be41e92SSony Chacko tx_ring->irq = vector; 18164be41e92SSony Chacko } 18174be41e92SSony Chacko } 18184be41e92SSony Chacko } 18194be41e92SSony Chacko return 0; 18204be41e92SSony Chacko } 18214be41e92SSony Chacko 18226bb58bb0SBill Pemberton static int 1823aa43c215SJeff Kirsher qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 1824aa43c215SJeff Kirsher { 1825aa43c215SJeff Kirsher struct net_device *netdev = NULL; 1826aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = NULL; 18277e2cf4feSSony Chacko struct qlcnic_hardware_context *ahw; 18285ad6ff9dSSony Chacko int err, pci_using_dac = -1; 1829c84e340aSSritej Velaga u32 capab2; 18307bc48646SDan Carpenter char board_name[QLCNIC_MAX_BOARD_NAME_LEN + 19]; /* MAC + ": " + name */ 1831aa43c215SJeff Kirsher 1832f8468331SRajesh Borundia if (pdev->is_virtfn) 1833f8468331SRajesh Borundia return -ENODEV; 1834f8468331SRajesh Borundia 1835aa43c215SJeff Kirsher err = pci_enable_device(pdev); 1836aa43c215SJeff Kirsher if (err) 1837aa43c215SJeff Kirsher return err; 1838aa43c215SJeff Kirsher 1839aa43c215SJeff Kirsher if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { 1840aa43c215SJeff Kirsher err = -ENODEV; 1841aa43c215SJeff Kirsher goto err_out_disable_pdev; 1842aa43c215SJeff Kirsher } 1843aa43c215SJeff Kirsher 1844aa43c215SJeff Kirsher err = qlcnic_set_dma_mask(pdev, &pci_using_dac); 1845aa43c215SJeff Kirsher if (err) 1846aa43c215SJeff Kirsher goto err_out_disable_pdev; 1847aa43c215SJeff Kirsher 1848aa43c215SJeff Kirsher err = pci_request_regions(pdev, qlcnic_driver_name); 1849aa43c215SJeff Kirsher if (err) 1850aa43c215SJeff Kirsher goto err_out_disable_pdev; 1851aa43c215SJeff Kirsher 1852aa43c215SJeff Kirsher pci_set_master(pdev); 1853aa43c215SJeff Kirsher pci_enable_pcie_error_reporting(pdev); 1854aa43c215SJeff Kirsher 18557e2cf4feSSony Chacko ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL); 18567e2cf4feSSony Chacko if (!ahw) 18577e2cf4feSSony Chacko goto err_out_free_res; 18587e2cf4feSSony Chacko 1859f8468331SRajesh Borundia switch (ent->device) { 1860f8468331SRajesh Borundia case PCI_DEVICE_ID_QLOGIC_QLE824X: 18617e2cf4feSSony Chacko ahw->hw_ops = &qlcnic_hw_ops; 18627e2cf4feSSony Chacko ahw->reg_tbl = (u32 *) qlcnic_reg_tbl; 1863f8468331SRajesh Borundia break; 1864f8468331SRajesh Borundia case PCI_DEVICE_ID_QLOGIC_QLE834X: 186513159183SSony Chacko qlcnic_83xx_register_map(ahw); 1866f8468331SRajesh Borundia break; 1867f8468331SRajesh Borundia case PCI_DEVICE_ID_QLOGIC_VF_QLE834X: 1868f8468331SRajesh Borundia qlcnic_sriov_vf_register_map(ahw); 1869f8468331SRajesh Borundia break; 1870f8468331SRajesh Borundia default: 187113159183SSony Chacko goto err_out_free_hw_res; 18727e2cf4feSSony Chacko } 18737e2cf4feSSony Chacko 18747e2cf4feSSony Chacko err = qlcnic_setup_pci_map(pdev, ahw); 18757e2cf4feSSony Chacko if (err) 18767e2cf4feSSony Chacko goto err_out_free_hw_res; 18777e2cf4feSSony Chacko 1878aa43c215SJeff Kirsher netdev = alloc_etherdev(sizeof(struct qlcnic_adapter)); 1879aa43c215SJeff Kirsher if (!netdev) { 1880aa43c215SJeff Kirsher err = -ENOMEM; 18817e2cf4feSSony Chacko goto err_out_iounmap; 1882aa43c215SJeff Kirsher } 1883aa43c215SJeff Kirsher 1884aa43c215SJeff Kirsher SET_NETDEV_DEV(netdev, &pdev->dev); 1885aa43c215SJeff Kirsher 1886aa43c215SJeff Kirsher adapter = netdev_priv(netdev); 1887aa43c215SJeff Kirsher adapter->netdev = netdev; 1888aa43c215SJeff Kirsher adapter->pdev = pdev; 188913159183SSony Chacko adapter->ahw = ahw; 189013159183SSony Chacko 189113159183SSony Chacko adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic"); 189213159183SSony Chacko if (adapter->qlcnic_wq == NULL) { 189313159183SSony Chacko dev_err(&pdev->dev, "Failed to create workqueue\n"); 189413159183SSony Chacko goto err_out_free_netdev; 189513159183SSony Chacko } 1896aa43c215SJeff Kirsher 18972dfc9671SPeter Senna Tschudin err = qlcnic_alloc_adapter_resources(adapter); 18982dfc9671SPeter Senna Tschudin if (err) 1899aa43c215SJeff Kirsher goto err_out_free_netdev; 1900aa43c215SJeff Kirsher 1901aa43c215SJeff Kirsher adapter->dev_rst_time = jiffies; 19027e2cf4feSSony Chacko adapter->ahw->revision_id = pdev->revision; 1903fe1adc6bSJitendra Kalsaria if (qlcnic_mac_learn == FDB_MAC_LEARN) 1904fe1adc6bSJitendra Kalsaria adapter->fdb_mac_learn = true; 1905fe1adc6bSJitendra Kalsaria else if (qlcnic_mac_learn == DRV_MAC_LEARN) 1906fe1adc6bSJitendra Kalsaria adapter->drv_mac_learn = true; 19077e2cf4feSSony Chacko adapter->max_drv_tx_rings = 1; 1908aa43c215SJeff Kirsher 1909aa43c215SJeff Kirsher rwlock_init(&adapter->ahw->crb_lock); 1910aa43c215SJeff Kirsher mutex_init(&adapter->ahw->mem_lock); 1911aa43c215SJeff Kirsher 1912aa43c215SJeff Kirsher spin_lock_init(&adapter->tx_clean_lock); 1913aa43c215SJeff Kirsher INIT_LIST_HEAD(&adapter->mac_list); 1914aa43c215SJeff Kirsher 19157e2cf4feSSony Chacko if (qlcnic_82xx_check(adapter)) { 191613159183SSony Chacko qlcnic_check_vf(adapter, ent); 1917aa43c215SJeff Kirsher adapter->portnum = adapter->ahw->pci_func; 19187e2cf4feSSony Chacko err = qlcnic_start_firmware(adapter); 1919aa43c215SJeff Kirsher if (err) { 19207e2cf4feSSony Chacko dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n"); 19217e2cf4feSSony Chacko goto err_out_free_hw; 1922aa43c215SJeff Kirsher } 1923aa43c215SJeff Kirsher 1924aa43c215SJeff Kirsher err = qlcnic_setup_idc_param(adapter); 1925aa43c215SJeff Kirsher if (err) 19267e2cf4feSSony Chacko goto err_out_free_hw; 1927aa43c215SJeff Kirsher 1928aa43c215SJeff Kirsher adapter->flags |= QLCNIC_NEED_FLR; 192913159183SSony Chacko } else if (qlcnic_83xx_check(adapter)) { 193013159183SSony Chacko qlcnic_83xx_check_vf(adapter, ent); 193113159183SSony Chacko adapter->portnum = adapter->ahw->pci_func; 1932f8468331SRajesh Borundia err = qlcnic_83xx_init(adapter, pci_using_dac); 1933629263acSSony Chacko if (err) { 1934629263acSSony Chacko dev_err(&pdev->dev, "%s: failed\n", __func__); 1935629263acSSony Chacko goto err_out_free_hw; 1936629263acSSony Chacko } 1937f8468331SRajesh Borundia if (qlcnic_sriov_vf_check(adapter)) 1938f8468331SRajesh Borundia return 0; 193913159183SSony Chacko } else { 194013159183SSony Chacko dev_err(&pdev->dev, 194113159183SSony Chacko "%s: failed. Please Reboot\n", __func__); 194213159183SSony Chacko goto err_out_free_hw; 1943aa43c215SJeff Kirsher } 1944aa43c215SJeff Kirsher 1945aa43c215SJeff Kirsher if (qlcnic_read_mac_addr(adapter)) 1946aa43c215SJeff Kirsher dev_warn(&pdev->dev, "failed to read mac addr\n"); 1947aa43c215SJeff Kirsher 1948aa43c215SJeff Kirsher if (adapter->portnum == 0) { 194922999798SSony Chacko qlcnic_get_board_name(adapter, board_name); 195013159183SSony Chacko 1951aa43c215SJeff Kirsher pr_info("%s: %s Board Chip rev 0x%x\n", 1952aa43c215SJeff Kirsher module_name(THIS_MODULE), 195322999798SSony Chacko board_name, adapter->ahw->revision_id); 1954aa43c215SJeff Kirsher } 1955460374f7SHimanshu Madhani 1956460374f7SHimanshu Madhani if (qlcnic_83xx_check(adapter) && !qlcnic_use_msi_x && 1957460374f7SHimanshu Madhani !!qlcnic_use_msi) 1958460374f7SHimanshu Madhani dev_warn(&pdev->dev, 1959460374f7SHimanshu Madhani "83xx adapter do not support MSI interrupts\n"); 1960460374f7SHimanshu Madhani 19617e2cf4feSSony Chacko err = qlcnic_setup_intr(adapter, 0); 19629a97e705SManish chopra if (err) { 19639a97e705SManish chopra dev_err(&pdev->dev, "Failed to setup interrupt\n"); 19647e2cf4feSSony Chacko goto err_out_disable_msi; 19659a97e705SManish chopra } 19667e2cf4feSSony Chacko 196713159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 196813159183SSony Chacko err = qlcnic_83xx_setup_mbx_intr(adapter); 196913159183SSony Chacko if (err) 197013159183SSony Chacko goto err_out_disable_msi; 197113159183SSony Chacko } 1972aa43c215SJeff Kirsher 1973aa43c215SJeff Kirsher err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac); 1974aa43c215SJeff Kirsher if (err) 19757e2cf4feSSony Chacko goto err_out_disable_mbx_intr; 1976aa43c215SJeff Kirsher 1977c84e340aSSritej Velaga if (qlcnic_82xx_check(adapter)) { 1978c84e340aSSritej Velaga if (ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) { 1979c84e340aSSritej Velaga capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2); 1980c84e340aSSritej Velaga if (capab2 & QLCNIC_FW_CAPABILITY_2_OCBB) 1981c84e340aSSritej Velaga qlcnic_fw_cmd_set_drv_version(adapter); 1982c84e340aSSritej Velaga } 1983c84e340aSSritej Velaga } 1984c84e340aSSritej Velaga 1985aa43c215SJeff Kirsher pci_set_drvdata(pdev, adapter); 1986aa43c215SJeff Kirsher 198797ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) 198897ee45ebSSony Chacko qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, 198997ee45ebSSony Chacko FW_POLL_DELAY); 1990aa43c215SJeff Kirsher 1991aa43c215SJeff Kirsher switch (adapter->ahw->port_type) { 1992aa43c215SJeff Kirsher case QLCNIC_GBE: 1993aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n", 1994aa43c215SJeff Kirsher adapter->netdev->name); 1995aa43c215SJeff Kirsher break; 1996aa43c215SJeff Kirsher case QLCNIC_XGBE: 1997aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n", 1998aa43c215SJeff Kirsher adapter->netdev->name); 1999aa43c215SJeff Kirsher break; 2000aa43c215SJeff Kirsher } 2001aa43c215SJeff Kirsher 20027e2cf4feSSony Chacko if (qlcnic_get_act_pci_func(adapter)) 20037e2cf4feSSony Chacko goto err_out_disable_mbx_intr; 20047e2cf4feSSony Chacko 2005fe1adc6bSJitendra Kalsaria if (adapter->drv_mac_learn) 2006aa43c215SJeff Kirsher qlcnic_alloc_lb_filters_mem(adapter); 2007aa43c215SJeff Kirsher 20087e2cf4feSSony Chacko qlcnic_add_sysfs(adapter); 2009aa43c215SJeff Kirsher 2010aa43c215SJeff Kirsher return 0; 2011aa43c215SJeff Kirsher 20127e2cf4feSSony Chacko err_out_disable_mbx_intr: 20137dd90cf1SSucheta Chakraborty if (qlcnic_83xx_check(adapter)) 201413159183SSony Chacko qlcnic_83xx_free_mbx_intr(adapter); 20157e2cf4feSSony Chacko 2016aa43c215SJeff Kirsher err_out_disable_msi: 2017aa43c215SJeff Kirsher qlcnic_teardown_intr(adapter); 20187e2cf4feSSony Chacko qlcnic_cancel_idc_work(adapter); 2019aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2020aa43c215SJeff Kirsher 2021aa43c215SJeff Kirsher err_out_free_hw: 2022aa43c215SJeff Kirsher qlcnic_free_adapter_resources(adapter); 2023aa43c215SJeff Kirsher 2024aa43c215SJeff Kirsher err_out_free_netdev: 2025aa43c215SJeff Kirsher free_netdev(netdev); 2026aa43c215SJeff Kirsher 20277e2cf4feSSony Chacko err_out_iounmap: 2028f1a094a8SRajesh Borundia qlcnic_cleanup_pci_map(ahw); 20297e2cf4feSSony Chacko 20307e2cf4feSSony Chacko err_out_free_hw_res: 20317e2cf4feSSony Chacko kfree(ahw); 20327e2cf4feSSony Chacko 2033aa43c215SJeff Kirsher err_out_free_res: 2034aa43c215SJeff Kirsher pci_release_regions(pdev); 2035aa43c215SJeff Kirsher 2036aa43c215SJeff Kirsher err_out_disable_pdev: 2037aa43c215SJeff Kirsher pci_set_drvdata(pdev, NULL); 2038aa43c215SJeff Kirsher pci_disable_device(pdev); 2039aa43c215SJeff Kirsher return err; 2040aa43c215SJeff Kirsher } 2041aa43c215SJeff Kirsher 20426bb58bb0SBill Pemberton static void qlcnic_remove(struct pci_dev *pdev) 2043aa43c215SJeff Kirsher { 2044aa43c215SJeff Kirsher struct qlcnic_adapter *adapter; 2045aa43c215SJeff Kirsher struct net_device *netdev; 204613159183SSony Chacko struct qlcnic_hardware_context *ahw; 2047aa43c215SJeff Kirsher 2048aa43c215SJeff Kirsher adapter = pci_get_drvdata(pdev); 2049aa43c215SJeff Kirsher if (adapter == NULL) 2050aa43c215SJeff Kirsher return; 2051aa43c215SJeff Kirsher 2052aa43c215SJeff Kirsher netdev = adapter->netdev; 205302feda17SRajesh Borundia qlcnic_sriov_pf_disable(adapter); 2054aa43c215SJeff Kirsher 205513159183SSony Chacko qlcnic_cancel_idc_work(adapter); 205613159183SSony Chacko ahw = adapter->ahw; 2057aa43c215SJeff Kirsher 2058aa43c215SJeff Kirsher unregister_netdev(netdev); 205902feda17SRajesh Borundia qlcnic_sriov_cleanup(adapter); 2060aa43c215SJeff Kirsher 206113159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 206213159183SSony Chacko qlcnic_83xx_free_mbx_intr(adapter); 20633d73b5fdSJitendra Kalsaria qlcnic_83xx_register_nic_idc_func(adapter, 0); 20643d73b5fdSJitendra Kalsaria cancel_delayed_work_sync(&adapter->idc_aen_work); 206513159183SSony Chacko } 206613159183SSony Chacko 2067aa43c215SJeff Kirsher qlcnic_detach(adapter); 2068aa43c215SJeff Kirsher 2069aa43c215SJeff Kirsher if (adapter->npars != NULL) 2070aa43c215SJeff Kirsher kfree(adapter->npars); 2071aa43c215SJeff Kirsher if (adapter->eswitch != NULL) 2072aa43c215SJeff Kirsher kfree(adapter->eswitch); 2073aa43c215SJeff Kirsher 207497ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) 2075aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2076aa43c215SJeff Kirsher 2077aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 2078aa43c215SJeff Kirsher 2079aa43c215SJeff Kirsher qlcnic_free_lb_filters_mem(adapter); 2080aa43c215SJeff Kirsher 2081aa43c215SJeff Kirsher qlcnic_teardown_intr(adapter); 2082aa43c215SJeff Kirsher 208313159183SSony Chacko qlcnic_remove_sysfs(adapter); 2084aa43c215SJeff Kirsher 2085f1a094a8SRajesh Borundia qlcnic_cleanup_pci_map(adapter->ahw); 2086aa43c215SJeff Kirsher 2087aa43c215SJeff Kirsher qlcnic_release_firmware(adapter); 2088aa43c215SJeff Kirsher 2089aa43c215SJeff Kirsher pci_disable_pcie_error_reporting(pdev); 2090aa43c215SJeff Kirsher pci_release_regions(pdev); 2091aa43c215SJeff Kirsher pci_disable_device(pdev); 2092aa43c215SJeff Kirsher pci_set_drvdata(pdev, NULL); 2093aa43c215SJeff Kirsher 209413159183SSony Chacko if (adapter->qlcnic_wq) { 209513159183SSony Chacko destroy_workqueue(adapter->qlcnic_wq); 209613159183SSony Chacko adapter->qlcnic_wq = NULL; 209713159183SSony Chacko } 2098aa43c215SJeff Kirsher qlcnic_free_adapter_resources(adapter); 209913159183SSony Chacko kfree(ahw); 2100aa43c215SJeff Kirsher free_netdev(netdev); 2101aa43c215SJeff Kirsher } 2102aa43c215SJeff Kirsher static int __qlcnic_shutdown(struct pci_dev *pdev) 2103aa43c215SJeff Kirsher { 2104aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 2105aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 2106aa43c215SJeff Kirsher int retval; 2107aa43c215SJeff Kirsher 2108aa43c215SJeff Kirsher netif_device_detach(netdev); 2109aa43c215SJeff Kirsher 211013159183SSony Chacko qlcnic_cancel_idc_work(adapter); 2111aa43c215SJeff Kirsher 2112aa43c215SJeff Kirsher if (netif_running(netdev)) 2113aa43c215SJeff Kirsher qlcnic_down(adapter, netdev); 2114aa43c215SJeff Kirsher 211597d8105cSRajesh Borundia qlcnic_sriov_cleanup(adapter); 211697ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) 2117aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2118aa43c215SJeff Kirsher 2119aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 2120aa43c215SJeff Kirsher 2121aa43c215SJeff Kirsher retval = pci_save_state(pdev); 2122aa43c215SJeff Kirsher if (retval) 2123aa43c215SJeff Kirsher return retval; 212497ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) { 2125aa43c215SJeff Kirsher if (qlcnic_wol_supported(adapter)) { 2126aa43c215SJeff Kirsher pci_enable_wake(pdev, PCI_D3cold, 1); 2127aa43c215SJeff Kirsher pci_enable_wake(pdev, PCI_D3hot, 1); 2128aa43c215SJeff Kirsher } 212997ee45ebSSony Chacko } 2130aa43c215SJeff Kirsher 2131aa43c215SJeff Kirsher return 0; 2132aa43c215SJeff Kirsher } 2133aa43c215SJeff Kirsher 2134aa43c215SJeff Kirsher static void qlcnic_shutdown(struct pci_dev *pdev) 2135aa43c215SJeff Kirsher { 2136aa43c215SJeff Kirsher if (__qlcnic_shutdown(pdev)) 2137aa43c215SJeff Kirsher return; 2138aa43c215SJeff Kirsher 2139aa43c215SJeff Kirsher pci_disable_device(pdev); 2140aa43c215SJeff Kirsher } 2141aa43c215SJeff Kirsher 2142aa43c215SJeff Kirsher #ifdef CONFIG_PM 2143aa43c215SJeff Kirsher static int 2144aa43c215SJeff Kirsher qlcnic_suspend(struct pci_dev *pdev, pm_message_t state) 2145aa43c215SJeff Kirsher { 2146aa43c215SJeff Kirsher int retval; 2147aa43c215SJeff Kirsher 2148aa43c215SJeff Kirsher retval = __qlcnic_shutdown(pdev); 2149aa43c215SJeff Kirsher if (retval) 2150aa43c215SJeff Kirsher return retval; 2151aa43c215SJeff Kirsher 2152aa43c215SJeff Kirsher pci_set_power_state(pdev, pci_choose_state(pdev, state)); 2153aa43c215SJeff Kirsher return 0; 2154aa43c215SJeff Kirsher } 2155aa43c215SJeff Kirsher 2156aa43c215SJeff Kirsher static int 2157aa43c215SJeff Kirsher qlcnic_resume(struct pci_dev *pdev) 2158aa43c215SJeff Kirsher { 2159aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 2160aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 2161aa43c215SJeff Kirsher int err; 2162aa43c215SJeff Kirsher 2163aa43c215SJeff Kirsher err = pci_enable_device(pdev); 2164aa43c215SJeff Kirsher if (err) 2165aa43c215SJeff Kirsher return err; 2166aa43c215SJeff Kirsher 2167aa43c215SJeff Kirsher pci_set_power_state(pdev, PCI_D0); 2168aa43c215SJeff Kirsher pci_set_master(pdev); 2169aa43c215SJeff Kirsher pci_restore_state(pdev); 2170aa43c215SJeff Kirsher 217113159183SSony Chacko err = qlcnic_start_firmware(adapter); 2172aa43c215SJeff Kirsher if (err) { 2173aa43c215SJeff Kirsher dev_err(&pdev->dev, "failed to start firmware\n"); 2174aa43c215SJeff Kirsher return err; 2175aa43c215SJeff Kirsher } 2176aa43c215SJeff Kirsher 2177aa43c215SJeff Kirsher if (netif_running(netdev)) { 2178aa43c215SJeff Kirsher err = qlcnic_up(adapter, netdev); 2179aa43c215SJeff Kirsher if (err) 2180aa43c215SJeff Kirsher goto done; 2181aa43c215SJeff Kirsher 2182aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_UP); 2183aa43c215SJeff Kirsher } 2184aa43c215SJeff Kirsher done: 2185aa43c215SJeff Kirsher netif_device_attach(netdev); 2186aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); 2187aa43c215SJeff Kirsher return 0; 2188aa43c215SJeff Kirsher } 2189aa43c215SJeff Kirsher #endif 2190aa43c215SJeff Kirsher 2191aa43c215SJeff Kirsher static int qlcnic_open(struct net_device *netdev) 2192aa43c215SJeff Kirsher { 2193aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2194aa43c215SJeff Kirsher int err; 2195aa43c215SJeff Kirsher 2196aa43c215SJeff Kirsher netif_carrier_off(netdev); 2197aa43c215SJeff Kirsher 2198aa43c215SJeff Kirsher err = qlcnic_attach(adapter); 2199aa43c215SJeff Kirsher if (err) 2200aa43c215SJeff Kirsher return err; 2201aa43c215SJeff Kirsher 2202aa43c215SJeff Kirsher err = __qlcnic_up(adapter, netdev); 2203aa43c215SJeff Kirsher if (err) 2204aa43c215SJeff Kirsher goto err_out; 2205aa43c215SJeff Kirsher 2206aa43c215SJeff Kirsher netif_start_queue(netdev); 2207aa43c215SJeff Kirsher 2208aa43c215SJeff Kirsher return 0; 2209aa43c215SJeff Kirsher 2210aa43c215SJeff Kirsher err_out: 2211aa43c215SJeff Kirsher qlcnic_detach(adapter); 2212aa43c215SJeff Kirsher return err; 2213aa43c215SJeff Kirsher } 2214aa43c215SJeff Kirsher 2215aa43c215SJeff Kirsher /* 2216aa43c215SJeff Kirsher * qlcnic_close - Disables a network interface entry point 2217aa43c215SJeff Kirsher */ 2218aa43c215SJeff Kirsher static int qlcnic_close(struct net_device *netdev) 2219aa43c215SJeff Kirsher { 2220aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2221aa43c215SJeff Kirsher 2222aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 222313159183SSony Chacko 2224aa43c215SJeff Kirsher return 0; 2225aa43c215SJeff Kirsher } 2226aa43c215SJeff Kirsher 2227aa43c215SJeff Kirsher void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) 2228aa43c215SJeff Kirsher { 2229aa43c215SJeff Kirsher void *head; 2230aa43c215SJeff Kirsher int i; 223113159183SSony Chacko struct net_device *netdev = adapter->netdev; 223213159183SSony Chacko u32 filter_size = 0; 223313159183SSony Chacko u16 act_pci_func = 0; 2234aa43c215SJeff Kirsher 2235aa43c215SJeff Kirsher if (adapter->fhash.fmax && adapter->fhash.fhead) 2236aa43c215SJeff Kirsher return; 2237aa43c215SJeff Kirsher 223813159183SSony Chacko act_pci_func = adapter->ahw->act_pci_func; 2239aa43c215SJeff Kirsher spin_lock_init(&adapter->mac_learn_lock); 224053643a75SShahed Shaikh spin_lock_init(&adapter->rx_mac_learn_lock); 2241aa43c215SJeff Kirsher 224213159183SSony Chacko if (qlcnic_82xx_check(adapter)) { 224313159183SSony Chacko filter_size = QLCNIC_LB_MAX_FILTERS; 224413159183SSony Chacko adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE; 224513159183SSony Chacko } else { 224613159183SSony Chacko filter_size = QLC_83XX_LB_MAX_FILTERS; 224713159183SSony Chacko adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE; 224813159183SSony Chacko } 224913159183SSony Chacko 225013159183SSony Chacko head = kcalloc(adapter->fhash.fbucket_size, 22511d9219ddSJitendra Kalsaria sizeof(struct hlist_head), GFP_ATOMIC); 225213159183SSony Chacko 2253aa43c215SJeff Kirsher if (!head) 2254aa43c215SJeff Kirsher return; 2255aa43c215SJeff Kirsher 225613159183SSony Chacko adapter->fhash.fmax = (filter_size / act_pci_func); 2257aa43c215SJeff Kirsher adapter->fhash.fhead = head; 2258aa43c215SJeff Kirsher 225913159183SSony Chacko netdev_info(netdev, "active nic func = %d, mac filter size=%d\n", 226013159183SSony Chacko act_pci_func, adapter->fhash.fmax); 226113159183SSony Chacko 226213159183SSony Chacko for (i = 0; i < adapter->fhash.fbucket_size; i++) 2263aa43c215SJeff Kirsher INIT_HLIST_HEAD(&adapter->fhash.fhead[i]); 226453643a75SShahed Shaikh 226553643a75SShahed Shaikh adapter->rx_fhash.fbucket_size = adapter->fhash.fbucket_size; 226653643a75SShahed Shaikh 226753643a75SShahed Shaikh head = kcalloc(adapter->rx_fhash.fbucket_size, 226853643a75SShahed Shaikh sizeof(struct hlist_head), GFP_ATOMIC); 226953643a75SShahed Shaikh 227053643a75SShahed Shaikh if (!head) 227153643a75SShahed Shaikh return; 227253643a75SShahed Shaikh 227353643a75SShahed Shaikh adapter->rx_fhash.fmax = (filter_size / act_pci_func); 227453643a75SShahed Shaikh adapter->rx_fhash.fhead = head; 227553643a75SShahed Shaikh 227653643a75SShahed Shaikh for (i = 0; i < adapter->rx_fhash.fbucket_size; i++) 227753643a75SShahed Shaikh INIT_HLIST_HEAD(&adapter->rx_fhash.fhead[i]); 2278aa43c215SJeff Kirsher } 2279aa43c215SJeff Kirsher 2280aa43c215SJeff Kirsher static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) 2281aa43c215SJeff Kirsher { 2282aa43c215SJeff Kirsher if (adapter->fhash.fmax && adapter->fhash.fhead) 2283aa43c215SJeff Kirsher kfree(adapter->fhash.fhead); 2284aa43c215SJeff Kirsher 2285aa43c215SJeff Kirsher adapter->fhash.fhead = NULL; 2286aa43c215SJeff Kirsher adapter->fhash.fmax = 0; 228753643a75SShahed Shaikh 228853643a75SShahed Shaikh if (adapter->rx_fhash.fmax && adapter->rx_fhash.fhead) 228953643a75SShahed Shaikh kfree(adapter->rx_fhash.fhead); 229053643a75SShahed Shaikh 229153643a75SShahed Shaikh adapter->rx_fhash.fmax = 0; 229253643a75SShahed Shaikh adapter->rx_fhash.fhead = NULL; 2293aa43c215SJeff Kirsher } 2294aa43c215SJeff Kirsher 2295629263acSSony Chacko int qlcnic_check_temp(struct qlcnic_adapter *adapter) 2296aa43c215SJeff Kirsher { 2297aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 229897ee45ebSSony Chacko u32 temp_state, temp_val, temp = 0; 2299aa43c215SJeff Kirsher int rv = 0; 2300aa43c215SJeff Kirsher 230113159183SSony Chacko if (qlcnic_83xx_check(adapter)) 230213159183SSony Chacko temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); 230313159183SSony Chacko 230497ee45ebSSony Chacko if (qlcnic_82xx_check(adapter)) 2305a15ebd37SHimanshu Madhani temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); 2306aa43c215SJeff Kirsher 2307aa43c215SJeff Kirsher temp_state = qlcnic_get_temp_state(temp); 2308aa43c215SJeff Kirsher temp_val = qlcnic_get_temp_val(temp); 2309aa43c215SJeff Kirsher 2310aa43c215SJeff Kirsher if (temp_state == QLCNIC_TEMP_PANIC) { 2311aa43c215SJeff Kirsher dev_err(&netdev->dev, 2312aa43c215SJeff Kirsher "Device temperature %d degrees C exceeds" 2313aa43c215SJeff Kirsher " maximum allowed. Hardware has been shut down.\n", 2314aa43c215SJeff Kirsher temp_val); 2315aa43c215SJeff Kirsher rv = 1; 2316aa43c215SJeff Kirsher } else if (temp_state == QLCNIC_TEMP_WARN) { 231779788450SSony Chacko if (adapter->ahw->temp == QLCNIC_TEMP_NORMAL) { 2318aa43c215SJeff Kirsher dev_err(&netdev->dev, 2319aa43c215SJeff Kirsher "Device temperature %d degrees C " 2320aa43c215SJeff Kirsher "exceeds operating range." 2321aa43c215SJeff Kirsher " Immediate action needed.\n", 2322aa43c215SJeff Kirsher temp_val); 2323aa43c215SJeff Kirsher } 2324aa43c215SJeff Kirsher } else { 232579788450SSony Chacko if (adapter->ahw->temp == QLCNIC_TEMP_WARN) { 2326aa43c215SJeff Kirsher dev_info(&netdev->dev, 2327aa43c215SJeff Kirsher "Device temperature is now %d degrees C" 2328aa43c215SJeff Kirsher " in normal range.\n", temp_val); 2329aa43c215SJeff Kirsher } 2330aa43c215SJeff Kirsher } 233179788450SSony Chacko adapter->ahw->temp = temp_state; 2332aa43c215SJeff Kirsher return rv; 2333aa43c215SJeff Kirsher } 2334aa43c215SJeff Kirsher 2335aa43c215SJeff Kirsher static void qlcnic_tx_timeout(struct net_device *netdev) 2336aa43c215SJeff Kirsher { 2337aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2338aa43c215SJeff Kirsher 2339aa43c215SJeff Kirsher if (test_bit(__QLCNIC_RESETTING, &adapter->state)) 2340aa43c215SJeff Kirsher return; 2341aa43c215SJeff Kirsher 2342aa43c215SJeff Kirsher dev_err(&netdev->dev, "transmit timeout, resetting.\n"); 2343aa43c215SJeff Kirsher 2344aa43c215SJeff Kirsher if (++adapter->tx_timeo_cnt >= QLCNIC_MAX_TX_TIMEOUTS) 2345aa43c215SJeff Kirsher adapter->need_fw_reset = 1; 2346aa43c215SJeff Kirsher else 234779788450SSony Chacko adapter->ahw->reset_context = 1; 2348aa43c215SJeff Kirsher } 2349aa43c215SJeff Kirsher 2350aa43c215SJeff Kirsher static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) 2351aa43c215SJeff Kirsher { 2352aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2353aa43c215SJeff Kirsher struct net_device_stats *stats = &netdev->stats; 2354aa43c215SJeff Kirsher 2355aa43c215SJeff Kirsher stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts; 2356aa43c215SJeff Kirsher stats->tx_packets = adapter->stats.xmitfinished; 2357aa43c215SJeff Kirsher stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes; 2358aa43c215SJeff Kirsher stats->tx_bytes = adapter->stats.txbytes; 2359aa43c215SJeff Kirsher stats->rx_dropped = adapter->stats.rxdropped; 2360aa43c215SJeff Kirsher stats->tx_dropped = adapter->stats.txdropped; 2361aa43c215SJeff Kirsher 2362aa43c215SJeff Kirsher return stats; 2363aa43c215SJeff Kirsher } 2364aa43c215SJeff Kirsher 23657e2cf4feSSony Chacko irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter) 2366aa43c215SJeff Kirsher { 2367aa43c215SJeff Kirsher u32 status; 2368aa43c215SJeff Kirsher 2369aa43c215SJeff Kirsher status = readl(adapter->isr_int_vec); 2370aa43c215SJeff Kirsher 237179788450SSony Chacko if (!(status & adapter->ahw->int_vec_bit)) 2372aa43c215SJeff Kirsher return IRQ_NONE; 2373aa43c215SJeff Kirsher 2374aa43c215SJeff Kirsher /* check interrupt state machine, to be sure */ 2375aa43c215SJeff Kirsher status = readl(adapter->crb_int_state_reg); 2376aa43c215SJeff Kirsher if (!ISR_LEGACY_INT_TRIGGERED(status)) 2377aa43c215SJeff Kirsher return IRQ_NONE; 2378aa43c215SJeff Kirsher 2379aa43c215SJeff Kirsher writel(0xffffffff, adapter->tgt_status_reg); 2380aa43c215SJeff Kirsher /* read twice to ensure write is flushed */ 2381aa43c215SJeff Kirsher readl(adapter->isr_int_vec); 2382aa43c215SJeff Kirsher readl(adapter->isr_int_vec); 2383aa43c215SJeff Kirsher 2384aa43c215SJeff Kirsher return IRQ_HANDLED; 2385aa43c215SJeff Kirsher } 2386aa43c215SJeff Kirsher 2387aa43c215SJeff Kirsher static irqreturn_t qlcnic_tmp_intr(int irq, void *data) 2388aa43c215SJeff Kirsher { 2389aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring = data; 2390aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = sds_ring->adapter; 2391aa43c215SJeff Kirsher 2392aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_MSIX_ENABLED) 2393aa43c215SJeff Kirsher goto done; 2394aa43c215SJeff Kirsher else if (adapter->flags & QLCNIC_MSI_ENABLED) { 2395aa43c215SJeff Kirsher writel(0xffffffff, adapter->tgt_status_reg); 2396aa43c215SJeff Kirsher goto done; 2397aa43c215SJeff Kirsher } 2398aa43c215SJeff Kirsher 2399aa43c215SJeff Kirsher if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) 2400aa43c215SJeff Kirsher return IRQ_NONE; 2401aa43c215SJeff Kirsher 2402aa43c215SJeff Kirsher done: 240379788450SSony Chacko adapter->ahw->diag_cnt++; 2404aa43c215SJeff Kirsher qlcnic_enable_int(sds_ring); 2405aa43c215SJeff Kirsher return IRQ_HANDLED; 2406aa43c215SJeff Kirsher } 2407aa43c215SJeff Kirsher 2408aa43c215SJeff Kirsher static irqreturn_t qlcnic_intr(int irq, void *data) 2409aa43c215SJeff Kirsher { 2410aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring = data; 2411aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = sds_ring->adapter; 2412aa43c215SJeff Kirsher 2413aa43c215SJeff Kirsher if (qlcnic_clear_legacy_intr(adapter) == IRQ_NONE) 2414aa43c215SJeff Kirsher return IRQ_NONE; 2415aa43c215SJeff Kirsher 2416aa43c215SJeff Kirsher napi_schedule(&sds_ring->napi); 2417aa43c215SJeff Kirsher 2418aa43c215SJeff Kirsher return IRQ_HANDLED; 2419aa43c215SJeff Kirsher } 2420aa43c215SJeff Kirsher 2421aa43c215SJeff Kirsher static irqreturn_t qlcnic_msi_intr(int irq, void *data) 2422aa43c215SJeff Kirsher { 2423aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring = data; 2424aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = sds_ring->adapter; 2425aa43c215SJeff Kirsher 2426aa43c215SJeff Kirsher /* clear interrupt */ 2427aa43c215SJeff Kirsher writel(0xffffffff, adapter->tgt_status_reg); 2428aa43c215SJeff Kirsher 2429aa43c215SJeff Kirsher napi_schedule(&sds_ring->napi); 2430aa43c215SJeff Kirsher return IRQ_HANDLED; 2431aa43c215SJeff Kirsher } 2432aa43c215SJeff Kirsher 2433aa43c215SJeff Kirsher static irqreturn_t qlcnic_msix_intr(int irq, void *data) 2434aa43c215SJeff Kirsher { 2435aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring = data; 2436aa43c215SJeff Kirsher 2437aa43c215SJeff Kirsher napi_schedule(&sds_ring->napi); 2438aa43c215SJeff Kirsher return IRQ_HANDLED; 2439aa43c215SJeff Kirsher } 2440aa43c215SJeff Kirsher 244113159183SSony Chacko static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) 244213159183SSony Chacko { 244313159183SSony Chacko struct qlcnic_host_tx_ring *tx_ring = data; 244413159183SSony Chacko 244513159183SSony Chacko napi_schedule(&tx_ring->napi); 244613159183SSony Chacko return IRQ_HANDLED; 244713159183SSony Chacko } 244813159183SSony Chacko 2449aa43c215SJeff Kirsher #ifdef CONFIG_NET_POLL_CONTROLLER 2450aa43c215SJeff Kirsher static void qlcnic_poll_controller(struct net_device *netdev) 2451aa43c215SJeff Kirsher { 2452aa43c215SJeff Kirsher int ring; 2453aa43c215SJeff Kirsher struct qlcnic_host_sds_ring *sds_ring; 2454aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 2455aa43c215SJeff Kirsher struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; 2456aa43c215SJeff Kirsher 2457aa43c215SJeff Kirsher disable_irq(adapter->irq); 2458aa43c215SJeff Kirsher for (ring = 0; ring < adapter->max_sds_rings; ring++) { 2459aa43c215SJeff Kirsher sds_ring = &recv_ctx->sds_rings[ring]; 2460aa43c215SJeff Kirsher qlcnic_intr(adapter->irq, sds_ring); 2461aa43c215SJeff Kirsher } 2462aa43c215SJeff Kirsher enable_irq(adapter->irq); 2463aa43c215SJeff Kirsher } 2464aa43c215SJeff Kirsher #endif 2465aa43c215SJeff Kirsher 2466aa43c215SJeff Kirsher static void 2467aa43c215SJeff Kirsher qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) 2468aa43c215SJeff Kirsher { 2469aa43c215SJeff Kirsher u32 val; 2470aa43c215SJeff Kirsher 2471aa43c215SJeff Kirsher val = adapter->portnum & 0xf; 2472aa43c215SJeff Kirsher val |= encoding << 7; 2473aa43c215SJeff Kirsher val |= (jiffies - adapter->dev_rst_time) << 8; 2474aa43c215SJeff Kirsher 2475a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val); 2476aa43c215SJeff Kirsher adapter->dev_rst_time = jiffies; 2477aa43c215SJeff Kirsher } 2478aa43c215SJeff Kirsher 2479aa43c215SJeff Kirsher static int 2480aa43c215SJeff Kirsher qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) 2481aa43c215SJeff Kirsher { 2482aa43c215SJeff Kirsher u32 val; 2483aa43c215SJeff Kirsher 2484aa43c215SJeff Kirsher WARN_ON(state != QLCNIC_DEV_NEED_RESET && 2485aa43c215SJeff Kirsher state != QLCNIC_DEV_NEED_QUISCENT); 2486aa43c215SJeff Kirsher 2487aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2488aa43c215SJeff Kirsher return -EIO; 2489aa43c215SJeff Kirsher 2490a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2491aa43c215SJeff Kirsher 2492aa43c215SJeff Kirsher if (state == QLCNIC_DEV_NEED_RESET) 2493aa43c215SJeff Kirsher QLC_DEV_SET_RST_RDY(val, adapter->portnum); 2494aa43c215SJeff Kirsher else if (state == QLCNIC_DEV_NEED_QUISCENT) 2495aa43c215SJeff Kirsher QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum); 2496aa43c215SJeff Kirsher 2497a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2498aa43c215SJeff Kirsher 2499aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2500aa43c215SJeff Kirsher 2501aa43c215SJeff Kirsher return 0; 2502aa43c215SJeff Kirsher } 2503aa43c215SJeff Kirsher 2504aa43c215SJeff Kirsher static int 2505aa43c215SJeff Kirsher qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) 2506aa43c215SJeff Kirsher { 2507aa43c215SJeff Kirsher u32 val; 2508aa43c215SJeff Kirsher 2509aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2510aa43c215SJeff Kirsher return -EBUSY; 2511aa43c215SJeff Kirsher 2512a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2513aa43c215SJeff Kirsher QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); 2514a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2515aa43c215SJeff Kirsher 2516aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2517aa43c215SJeff Kirsher 2518aa43c215SJeff Kirsher return 0; 2519aa43c215SJeff Kirsher } 2520aa43c215SJeff Kirsher 2521aa43c215SJeff Kirsher static void 2522aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) 2523aa43c215SJeff Kirsher { 2524aa43c215SJeff Kirsher u32 val; 2525aa43c215SJeff Kirsher 2526aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2527aa43c215SJeff Kirsher goto err; 2528aa43c215SJeff Kirsher 2529a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); 2530aa43c215SJeff Kirsher QLC_DEV_CLR_REF_CNT(val, adapter->portnum); 2531a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); 2532aa43c215SJeff Kirsher 2533aa43c215SJeff Kirsher if (failed) { 2534a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 2535a15ebd37SHimanshu Madhani QLCNIC_DEV_FAILED); 2536aa43c215SJeff Kirsher dev_info(&adapter->pdev->dev, 2537aa43c215SJeff Kirsher "Device state set to Failed. Please Reboot\n"); 2538aa43c215SJeff Kirsher } else if (!(val & 0x11111111)) 2539a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 2540a15ebd37SHimanshu Madhani QLCNIC_DEV_COLD); 2541aa43c215SJeff Kirsher 2542a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2543aa43c215SJeff Kirsher QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum); 2544a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2545aa43c215SJeff Kirsher 2546aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2547aa43c215SJeff Kirsher err: 2548aa43c215SJeff Kirsher adapter->fw_fail_cnt = 0; 2549aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_FW_HANG; 2550aa43c215SJeff Kirsher clear_bit(__QLCNIC_START_FW, &adapter->state); 2551aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 2552aa43c215SJeff Kirsher } 2553aa43c215SJeff Kirsher 2554aa43c215SJeff Kirsher /* Grab api lock, before checking state */ 2555aa43c215SJeff Kirsher static int 2556aa43c215SJeff Kirsher qlcnic_check_drv_state(struct qlcnic_adapter *adapter) 2557aa43c215SJeff Kirsher { 2558aa43c215SJeff Kirsher int act, state, active_mask; 2559a15ebd37SHimanshu Madhani struct qlcnic_hardware_context *ahw = adapter->ahw; 2560aa43c215SJeff Kirsher 2561a15ebd37SHimanshu Madhani state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2562a15ebd37SHimanshu Madhani act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); 2563aa43c215SJeff Kirsher 2564aa43c215SJeff Kirsher if (adapter->flags & QLCNIC_FW_RESET_OWNER) { 2565a15ebd37SHimanshu Madhani active_mask = (~(1 << (ahw->pci_func * 4))); 2566aa43c215SJeff Kirsher act = act & active_mask; 2567aa43c215SJeff Kirsher } 2568aa43c215SJeff Kirsher 2569aa43c215SJeff Kirsher if (((state & 0x11111111) == (act & 0x11111111)) || 2570aa43c215SJeff Kirsher ((act & 0x11111111) == ((state >> 1) & 0x11111111))) 2571aa43c215SJeff Kirsher return 0; 2572aa43c215SJeff Kirsher else 2573aa43c215SJeff Kirsher return 1; 2574aa43c215SJeff Kirsher } 2575aa43c215SJeff Kirsher 2576aa43c215SJeff Kirsher static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) 2577aa43c215SJeff Kirsher { 2578a15ebd37SHimanshu Madhani u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER); 2579aa43c215SJeff Kirsher 2580aa43c215SJeff Kirsher if (val != QLCNIC_DRV_IDC_VER) { 2581aa43c215SJeff Kirsher dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" 2582aa43c215SJeff Kirsher " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); 2583aa43c215SJeff Kirsher } 2584aa43c215SJeff Kirsher 2585aa43c215SJeff Kirsher return 0; 2586aa43c215SJeff Kirsher } 2587aa43c215SJeff Kirsher 2588aa43c215SJeff Kirsher static int 2589aa43c215SJeff Kirsher qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) 2590aa43c215SJeff Kirsher { 2591aa43c215SJeff Kirsher u32 val, prev_state; 2592aa43c215SJeff Kirsher u8 dev_init_timeo = adapter->dev_init_timeo; 2593aa43c215SJeff Kirsher u8 portnum = adapter->portnum; 2594aa43c215SJeff Kirsher u8 ret; 2595aa43c215SJeff Kirsher 2596aa43c215SJeff Kirsher if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) 2597aa43c215SJeff Kirsher return 1; 2598aa43c215SJeff Kirsher 2599aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2600aa43c215SJeff Kirsher return -1; 2601aa43c215SJeff Kirsher 2602a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE); 2603aa43c215SJeff Kirsher if (!(val & (1 << (portnum * 4)))) { 2604aa43c215SJeff Kirsher QLC_DEV_SET_REF_CNT(val, portnum); 2605a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val); 2606aa43c215SJeff Kirsher } 2607aa43c215SJeff Kirsher 2608a15ebd37SHimanshu Madhani prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2609aa43c215SJeff Kirsher QLCDB(adapter, HW, "Device state = %u\n", prev_state); 2610aa43c215SJeff Kirsher 2611aa43c215SJeff Kirsher switch (prev_state) { 2612aa43c215SJeff Kirsher case QLCNIC_DEV_COLD: 2613a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 2614a15ebd37SHimanshu Madhani QLCNIC_DEV_INITIALIZING); 2615a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER, 2616a15ebd37SHimanshu Madhani QLCNIC_DRV_IDC_VER); 2617aa43c215SJeff Kirsher qlcnic_idc_debug_info(adapter, 0); 2618aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2619aa43c215SJeff Kirsher return 1; 2620aa43c215SJeff Kirsher 2621aa43c215SJeff Kirsher case QLCNIC_DEV_READY: 2622aa43c215SJeff Kirsher ret = qlcnic_check_idc_ver(adapter); 2623aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2624aa43c215SJeff Kirsher return ret; 2625aa43c215SJeff Kirsher 2626aa43c215SJeff Kirsher case QLCNIC_DEV_NEED_RESET: 2627a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2628aa43c215SJeff Kirsher QLC_DEV_SET_RST_RDY(val, portnum); 2629a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2630aa43c215SJeff Kirsher break; 2631aa43c215SJeff Kirsher 2632aa43c215SJeff Kirsher case QLCNIC_DEV_NEED_QUISCENT: 2633a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2634aa43c215SJeff Kirsher QLC_DEV_SET_QSCNT_RDY(val, portnum); 2635a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2636aa43c215SJeff Kirsher break; 2637aa43c215SJeff Kirsher 2638aa43c215SJeff Kirsher case QLCNIC_DEV_FAILED: 2639aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, "Device in failed state.\n"); 2640aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2641aa43c215SJeff Kirsher return -1; 2642aa43c215SJeff Kirsher 2643aa43c215SJeff Kirsher case QLCNIC_DEV_INITIALIZING: 2644aa43c215SJeff Kirsher case QLCNIC_DEV_QUISCENT: 2645aa43c215SJeff Kirsher break; 2646aa43c215SJeff Kirsher } 2647aa43c215SJeff Kirsher 2648aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2649aa43c215SJeff Kirsher 2650aa43c215SJeff Kirsher do { 2651aa43c215SJeff Kirsher msleep(1000); 2652a15ebd37SHimanshu Madhani prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2653aa43c215SJeff Kirsher 2654aa43c215SJeff Kirsher if (prev_state == QLCNIC_DEV_QUISCENT) 2655aa43c215SJeff Kirsher continue; 2656aa43c215SJeff Kirsher } while ((prev_state != QLCNIC_DEV_READY) && --dev_init_timeo); 2657aa43c215SJeff Kirsher 2658aa43c215SJeff Kirsher if (!dev_init_timeo) { 2659aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, 2660aa43c215SJeff Kirsher "Waiting for device to initialize timeout\n"); 2661aa43c215SJeff Kirsher return -1; 2662aa43c215SJeff Kirsher } 2663aa43c215SJeff Kirsher 2664aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2665aa43c215SJeff Kirsher return -1; 2666aa43c215SJeff Kirsher 2667a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE); 2668aa43c215SJeff Kirsher QLC_DEV_CLR_RST_QSCNT(val, portnum); 2669a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val); 2670aa43c215SJeff Kirsher 2671aa43c215SJeff Kirsher ret = qlcnic_check_idc_ver(adapter); 2672aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2673aa43c215SJeff Kirsher 2674aa43c215SJeff Kirsher return ret; 2675aa43c215SJeff Kirsher } 2676aa43c215SJeff Kirsher 2677aa43c215SJeff Kirsher static void 2678aa43c215SJeff Kirsher qlcnic_fwinit_work(struct work_struct *work) 2679aa43c215SJeff Kirsher { 2680aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = container_of(work, 2681aa43c215SJeff Kirsher struct qlcnic_adapter, fw_work.work); 2682aa43c215SJeff Kirsher u32 dev_state = 0xf; 2683aa43c215SJeff Kirsher u32 val; 2684aa43c215SJeff Kirsher 2685aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2686aa43c215SJeff Kirsher goto err_ret; 2687aa43c215SJeff Kirsher 2688a15ebd37SHimanshu Madhani dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2689aa43c215SJeff Kirsher if (dev_state == QLCNIC_DEV_QUISCENT || 2690aa43c215SJeff Kirsher dev_state == QLCNIC_DEV_NEED_QUISCENT) { 2691aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2692aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fwinit_work, 2693aa43c215SJeff Kirsher FW_POLL_DELAY * 2); 2694aa43c215SJeff Kirsher return; 2695aa43c215SJeff Kirsher } 2696aa43c215SJeff Kirsher 269779788450SSony Chacko if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { 2698aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2699aa43c215SJeff Kirsher goto wait_npar; 2700aa43c215SJeff Kirsher } 2701aa43c215SJeff Kirsher 270216e3cf73SSritej Velaga if (dev_state == QLCNIC_DEV_INITIALIZING || 270316e3cf73SSritej Velaga dev_state == QLCNIC_DEV_READY) { 270416e3cf73SSritej Velaga dev_info(&adapter->pdev->dev, "Detected state change from " 270516e3cf73SSritej Velaga "DEV_NEED_RESET, skipping ack check\n"); 270616e3cf73SSritej Velaga goto skip_ack_check; 270716e3cf73SSritej Velaga } 270816e3cf73SSritej Velaga 2709aa43c215SJeff Kirsher if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) { 271016e3cf73SSritej Velaga dev_info(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n", 2711aa43c215SJeff Kirsher adapter->reset_ack_timeo); 2712aa43c215SJeff Kirsher goto skip_ack_check; 2713aa43c215SJeff Kirsher } 2714aa43c215SJeff Kirsher 2715aa43c215SJeff Kirsher if (!qlcnic_check_drv_state(adapter)) { 2716aa43c215SJeff Kirsher skip_ack_check: 2717a15ebd37SHimanshu Madhani dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2718aa43c215SJeff Kirsher 2719aa43c215SJeff Kirsher if (dev_state == QLCNIC_DEV_NEED_RESET) { 2720a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 2721aa43c215SJeff Kirsher QLCNIC_DEV_INITIALIZING); 2722aa43c215SJeff Kirsher set_bit(__QLCNIC_START_FW, &adapter->state); 2723aa43c215SJeff Kirsher QLCDB(adapter, DRV, "Restarting fw\n"); 2724aa43c215SJeff Kirsher qlcnic_idc_debug_info(adapter, 0); 2725a15ebd37SHimanshu Madhani val = QLC_SHARED_REG_RD32(adapter, 2726a15ebd37SHimanshu Madhani QLCNIC_CRB_DRV_STATE); 2727aa43c215SJeff Kirsher QLC_DEV_SET_RST_RDY(val, adapter->portnum); 2728a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, 2729a15ebd37SHimanshu Madhani QLCNIC_CRB_DRV_STATE, val); 2730aa43c215SJeff Kirsher } 2731aa43c215SJeff Kirsher 2732aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2733aa43c215SJeff Kirsher 2734aa43c215SJeff Kirsher rtnl_lock(); 2735aa43c215SJeff Kirsher if (adapter->ahw->fw_dump.enable && 2736aa43c215SJeff Kirsher (adapter->flags & QLCNIC_FW_RESET_OWNER)) { 2737aa43c215SJeff Kirsher QLCDB(adapter, DRV, "Take FW dump\n"); 2738aa43c215SJeff Kirsher qlcnic_dump_fw(adapter); 2739aa43c215SJeff Kirsher adapter->flags |= QLCNIC_FW_HANG; 2740aa43c215SJeff Kirsher } 2741aa43c215SJeff Kirsher rtnl_unlock(); 2742aa43c215SJeff Kirsher 2743aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_FW_RESET_OWNER; 2744aa43c215SJeff Kirsher if (!adapter->nic_ops->start_firmware(adapter)) { 2745aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); 2746aa43c215SJeff Kirsher adapter->fw_wait_cnt = 0; 2747aa43c215SJeff Kirsher return; 2748aa43c215SJeff Kirsher } 2749aa43c215SJeff Kirsher goto err_ret; 2750aa43c215SJeff Kirsher } 2751aa43c215SJeff Kirsher 2752aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2753aa43c215SJeff Kirsher 2754aa43c215SJeff Kirsher wait_npar: 2755a15ebd37SHimanshu Madhani dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2756aa43c215SJeff Kirsher QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state); 2757aa43c215SJeff Kirsher 2758aa43c215SJeff Kirsher switch (dev_state) { 2759aa43c215SJeff Kirsher case QLCNIC_DEV_READY: 27607e2cf4feSSony Chacko if (!qlcnic_start_firmware(adapter)) { 2761aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_attach_work, 0); 2762aa43c215SJeff Kirsher adapter->fw_wait_cnt = 0; 2763aa43c215SJeff Kirsher return; 2764aa43c215SJeff Kirsher } 2765aa43c215SJeff Kirsher case QLCNIC_DEV_FAILED: 2766aa43c215SJeff Kirsher break; 2767aa43c215SJeff Kirsher default: 2768aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, 2769aa43c215SJeff Kirsher qlcnic_fwinit_work, FW_POLL_DELAY); 2770aa43c215SJeff Kirsher return; 2771aa43c215SJeff Kirsher } 2772aa43c215SJeff Kirsher 2773aa43c215SJeff Kirsher err_ret: 2774aa43c215SJeff Kirsher dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u " 2775aa43c215SJeff Kirsher "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt); 2776aa43c215SJeff Kirsher netif_device_attach(adapter->netdev); 2777aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2778aa43c215SJeff Kirsher } 2779aa43c215SJeff Kirsher 2780aa43c215SJeff Kirsher static void 2781aa43c215SJeff Kirsher qlcnic_detach_work(struct work_struct *work) 2782aa43c215SJeff Kirsher { 2783aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = container_of(work, 2784aa43c215SJeff Kirsher struct qlcnic_adapter, fw_work.work); 2785aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 2786aa43c215SJeff Kirsher u32 status; 2787aa43c215SJeff Kirsher 2788aa43c215SJeff Kirsher netif_device_detach(netdev); 2789aa43c215SJeff Kirsher 2790aa43c215SJeff Kirsher /* Dont grab rtnl lock during Quiscent mode */ 2791aa43c215SJeff Kirsher if (adapter->dev_state == QLCNIC_DEV_NEED_QUISCENT) { 2792aa43c215SJeff Kirsher if (netif_running(netdev)) 2793aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 2794aa43c215SJeff Kirsher } else 2795aa43c215SJeff Kirsher qlcnic_down(adapter, netdev); 2796aa43c215SJeff Kirsher 2797a15ebd37SHimanshu Madhani status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); 2798aa43c215SJeff Kirsher 279944f65b29SSony Chacko if (status & QLCNIC_RCODE_FATAL_ERROR) { 280044f65b29SSony Chacko dev_err(&adapter->pdev->dev, 280144f65b29SSony Chacko "Detaching the device: peg halt status1=0x%x\n", 280244f65b29SSony Chacko status); 2803aa43c215SJeff Kirsher 280444f65b29SSony Chacko if (QLCNIC_FWERROR_CODE(status) == QLCNIC_FWERROR_FAN_FAILURE) { 280544f65b29SSony Chacko dev_err(&adapter->pdev->dev, 280644f65b29SSony Chacko "On board active cooling fan failed. " 280744f65b29SSony Chacko "Device has been halted.\n"); 280844f65b29SSony Chacko dev_err(&adapter->pdev->dev, 280944f65b29SSony Chacko "Replace the adapter.\n"); 281044f65b29SSony Chacko } 281144f65b29SSony Chacko 2812aa43c215SJeff Kirsher goto err_ret; 281344f65b29SSony Chacko } 281444f65b29SSony Chacko 281579788450SSony Chacko if (adapter->ahw->temp == QLCNIC_TEMP_PANIC) { 281644f65b29SSony Chacko dev_err(&adapter->pdev->dev, "Detaching the device: temp=%d\n", 281779788450SSony Chacko adapter->ahw->temp); 281844f65b29SSony Chacko goto err_ret; 281944f65b29SSony Chacko } 282044f65b29SSony Chacko 2821aa43c215SJeff Kirsher /* Dont ack if this instance is the reset owner */ 2822aa43c215SJeff Kirsher if (!(adapter->flags & QLCNIC_FW_RESET_OWNER)) { 282344f65b29SSony Chacko if (qlcnic_set_drv_state(adapter, adapter->dev_state)) { 282444f65b29SSony Chacko dev_err(&adapter->pdev->dev, 282544f65b29SSony Chacko "Failed to set driver state," 282644f65b29SSony Chacko "detaching the device.\n"); 2827aa43c215SJeff Kirsher goto err_ret; 2828aa43c215SJeff Kirsher } 282944f65b29SSony Chacko } 2830aa43c215SJeff Kirsher 2831aa43c215SJeff Kirsher adapter->fw_wait_cnt = 0; 2832aa43c215SJeff Kirsher 2833aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fwinit_work, FW_POLL_DELAY); 2834aa43c215SJeff Kirsher 2835aa43c215SJeff Kirsher return; 2836aa43c215SJeff Kirsher 2837aa43c215SJeff Kirsher err_ret: 2838aa43c215SJeff Kirsher netif_device_attach(netdev); 2839aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 1); 2840aa43c215SJeff Kirsher } 2841aa43c215SJeff Kirsher 2842aa43c215SJeff Kirsher /*Transit NPAR state to NON Operational */ 2843aa43c215SJeff Kirsher static void 2844aa43c215SJeff Kirsher qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) 2845aa43c215SJeff Kirsher { 2846aa43c215SJeff Kirsher u32 state; 2847aa43c215SJeff Kirsher 2848a15ebd37SHimanshu Madhani state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE); 2849aa43c215SJeff Kirsher if (state == QLCNIC_DEV_NPAR_NON_OPER) 2850aa43c215SJeff Kirsher return; 2851aa43c215SJeff Kirsher 2852aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2853aa43c215SJeff Kirsher return; 2854a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, 2855a15ebd37SHimanshu Madhani QLCNIC_DEV_NPAR_NON_OPER); 2856aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2857aa43c215SJeff Kirsher } 2858aa43c215SJeff Kirsher 28597e2cf4feSSony Chacko void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key) 2860aa43c215SJeff Kirsher { 2861646779f1SSritej Velaga u32 state, xg_val = 0, gb_val = 0; 2862aa43c215SJeff Kirsher 2863646779f1SSritej Velaga qlcnic_xg_set_xg0_mask(xg_val); 2864646779f1SSritej Velaga qlcnic_xg_set_xg1_mask(xg_val); 2865646779f1SSritej Velaga QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, xg_val); 2866646779f1SSritej Velaga qlcnic_gb_set_gb0_mask(gb_val); 2867646779f1SSritej Velaga qlcnic_gb_set_gb1_mask(gb_val); 2868646779f1SSritej Velaga qlcnic_gb_set_gb2_mask(gb_val); 2869646779f1SSritej Velaga qlcnic_gb_set_gb3_mask(gb_val); 2870646779f1SSritej Velaga QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, gb_val); 2871646779f1SSritej Velaga dev_info(&adapter->pdev->dev, "Pause control frames disabled" 2872646779f1SSritej Velaga " on all ports\n"); 2873aa43c215SJeff Kirsher adapter->need_fw_reset = 1; 287413159183SSony Chacko 2875aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2876aa43c215SJeff Kirsher return; 2877aa43c215SJeff Kirsher 287813159183SSony Chacko state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2879aa43c215SJeff Kirsher 2880aa43c215SJeff Kirsher if (state == QLCNIC_DEV_READY) { 288113159183SSony Chacko QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 288213159183SSony Chacko QLCNIC_DEV_NEED_RESET); 2883aa43c215SJeff Kirsher adapter->flags |= QLCNIC_FW_RESET_OWNER; 2884aa43c215SJeff Kirsher QLCDB(adapter, DRV, "NEED_RESET state set\n"); 2885aa43c215SJeff Kirsher qlcnic_idc_debug_info(adapter, 0); 2886aa43c215SJeff Kirsher } 2887aa43c215SJeff Kirsher 288813159183SSony Chacko QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, 288913159183SSony Chacko QLCNIC_DEV_NPAR_NON_OPER); 2890aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2891aa43c215SJeff Kirsher } 2892aa43c215SJeff Kirsher 2893aa43c215SJeff Kirsher /* Transit to NPAR READY state from NPAR NOT READY state */ 2894aa43c215SJeff Kirsher static void 2895aa43c215SJeff Kirsher qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) 2896aa43c215SJeff Kirsher { 2897aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 2898aa43c215SJeff Kirsher return; 2899aa43c215SJeff Kirsher 2900a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, 2901a15ebd37SHimanshu Madhani QLCNIC_DEV_NPAR_OPER); 2902aa43c215SJeff Kirsher QLCDB(adapter, DRV, "NPAR operational state set\n"); 2903aa43c215SJeff Kirsher 2904aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 2905aa43c215SJeff Kirsher } 2906aa43c215SJeff Kirsher 290713159183SSony Chacko void qlcnic_schedule_work(struct qlcnic_adapter *adapter, 2908aa43c215SJeff Kirsher work_func_t func, int delay) 2909aa43c215SJeff Kirsher { 2910aa43c215SJeff Kirsher if (test_bit(__QLCNIC_AER, &adapter->state)) 2911aa43c215SJeff Kirsher return; 2912aa43c215SJeff Kirsher 2913aa43c215SJeff Kirsher INIT_DELAYED_WORK(&adapter->fw_work, func); 291413159183SSony Chacko queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work, 2915aa43c215SJeff Kirsher round_jiffies_relative(delay)); 2916aa43c215SJeff Kirsher } 2917aa43c215SJeff Kirsher 2918aa43c215SJeff Kirsher static void 2919aa43c215SJeff Kirsher qlcnic_attach_work(struct work_struct *work) 2920aa43c215SJeff Kirsher { 2921aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = container_of(work, 2922aa43c215SJeff Kirsher struct qlcnic_adapter, fw_work.work); 2923aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 2924aa43c215SJeff Kirsher u32 npar_state; 2925aa43c215SJeff Kirsher 292679788450SSony Chacko if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { 2927a15ebd37SHimanshu Madhani npar_state = QLC_SHARED_REG_RD32(adapter, 2928a15ebd37SHimanshu Madhani QLCNIC_CRB_DEV_NPAR_STATE); 2929aa43c215SJeff Kirsher if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO) 2930aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 0); 2931aa43c215SJeff Kirsher else if (npar_state != QLCNIC_DEV_NPAR_OPER) 2932aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_attach_work, 2933aa43c215SJeff Kirsher FW_POLL_DELAY); 2934aa43c215SJeff Kirsher else 2935aa43c215SJeff Kirsher goto attach; 2936aa43c215SJeff Kirsher QLCDB(adapter, DRV, "Waiting for NPAR state to operational\n"); 2937aa43c215SJeff Kirsher return; 2938aa43c215SJeff Kirsher } 2939aa43c215SJeff Kirsher attach: 2940aa43c215SJeff Kirsher if (netif_running(netdev)) { 2941aa43c215SJeff Kirsher if (qlcnic_up(adapter, netdev)) 2942aa43c215SJeff Kirsher goto done; 2943aa43c215SJeff Kirsher 2944aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_UP); 2945aa43c215SJeff Kirsher } 2946aa43c215SJeff Kirsher 2947aa43c215SJeff Kirsher done: 2948aa43c215SJeff Kirsher netif_device_attach(netdev); 2949aa43c215SJeff Kirsher adapter->fw_fail_cnt = 0; 2950aa43c215SJeff Kirsher adapter->flags &= ~QLCNIC_FW_HANG; 2951aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 2952aa43c215SJeff Kirsher 2953aa43c215SJeff Kirsher if (!qlcnic_clr_drv_state(adapter)) 2954aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, 2955aa43c215SJeff Kirsher FW_POLL_DELAY); 2956aa43c215SJeff Kirsher } 2957aa43c215SJeff Kirsher 2958aa43c215SJeff Kirsher static int 2959aa43c215SJeff Kirsher qlcnic_check_health(struct qlcnic_adapter *adapter) 2960aa43c215SJeff Kirsher { 2961aa43c215SJeff Kirsher u32 state = 0, heartbeat; 2962853d4bcaSAmeen Rahman u32 peg_status; 2963aa43c215SJeff Kirsher 2964aa43c215SJeff Kirsher if (qlcnic_check_temp(adapter)) 2965aa43c215SJeff Kirsher goto detach; 2966aa43c215SJeff Kirsher 2967aa43c215SJeff Kirsher if (adapter->need_fw_reset) 29687e2cf4feSSony Chacko qlcnic_dev_request_reset(adapter, 0); 2969aa43c215SJeff Kirsher 2970a15ebd37SHimanshu Madhani state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 2971aa43c215SJeff Kirsher if (state == QLCNIC_DEV_NEED_RESET) { 2972aa43c215SJeff Kirsher qlcnic_set_npar_non_operational(adapter); 2973aa43c215SJeff Kirsher adapter->need_fw_reset = 1; 2974aa43c215SJeff Kirsher } else if (state == QLCNIC_DEV_NEED_QUISCENT) 2975aa43c215SJeff Kirsher goto detach; 2976aa43c215SJeff Kirsher 2977a15ebd37SHimanshu Madhani heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER); 2978aa43c215SJeff Kirsher if (heartbeat != adapter->heartbeat) { 2979aa43c215SJeff Kirsher adapter->heartbeat = heartbeat; 2980aa43c215SJeff Kirsher adapter->fw_fail_cnt = 0; 2981aa43c215SJeff Kirsher if (adapter->need_fw_reset) 2982aa43c215SJeff Kirsher goto detach; 2983aa43c215SJeff Kirsher 2984099f7aa7SSony Chacko if (adapter->ahw->reset_context && qlcnic_auto_fw_reset) { 2985aa43c215SJeff Kirsher qlcnic_reset_hw_context(adapter); 2986aa43c215SJeff Kirsher adapter->netdev->trans_start = jiffies; 2987aa43c215SJeff Kirsher } 2988aa43c215SJeff Kirsher 2989aa43c215SJeff Kirsher return 0; 2990aa43c215SJeff Kirsher } 2991aa43c215SJeff Kirsher 2992aa43c215SJeff Kirsher if (++adapter->fw_fail_cnt < FW_FAIL_THRESH) 2993aa43c215SJeff Kirsher return 0; 2994aa43c215SJeff Kirsher 2995aa43c215SJeff Kirsher adapter->flags |= QLCNIC_FW_HANG; 2996aa43c215SJeff Kirsher 29977e2cf4feSSony Chacko qlcnic_dev_request_reset(adapter, 0); 2998aa43c215SJeff Kirsher 2999099f7aa7SSony Chacko if (qlcnic_auto_fw_reset) 3000aa43c215SJeff Kirsher clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state); 3001aa43c215SJeff Kirsher 3002853d4bcaSAmeen Rahman dev_err(&adapter->pdev->dev, "firmware hang detected\n"); 3003a15ebd37SHimanshu Madhani peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1); 3004853d4bcaSAmeen Rahman dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n" 3005aa43c215SJeff Kirsher "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n" 3006aa43c215SJeff Kirsher "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n" 3007aa43c215SJeff Kirsher "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n" 3008aa43c215SJeff Kirsher "PEG_NET_4_PC: 0x%x\n", 3009a15ebd37SHimanshu Madhani peg_status, 3010a15ebd37SHimanshu Madhani QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2), 3011aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c), 3012aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c), 3013aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c), 3014aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c), 3015aa43c215SJeff Kirsher QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c)); 301697048a1fSSritej Velaga if (QLCNIC_FWERROR_CODE(peg_status) == 0x67) 3017853d4bcaSAmeen Rahman dev_err(&adapter->pdev->dev, 3018853d4bcaSAmeen Rahman "Firmware aborted with error code 0x00006700. " 3019853d4bcaSAmeen Rahman "Device is being reset.\n"); 3020aa43c215SJeff Kirsher detach: 3021aa43c215SJeff Kirsher adapter->dev_state = (state == QLCNIC_DEV_NEED_QUISCENT) ? state : 3022aa43c215SJeff Kirsher QLCNIC_DEV_NEED_RESET; 3023aa43c215SJeff Kirsher 3024099f7aa7SSony Chacko if (qlcnic_auto_fw_reset && !test_and_set_bit(__QLCNIC_RESETTING, 3025099f7aa7SSony Chacko &adapter->state)) { 3026aa43c215SJeff Kirsher 3027aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_detach_work, 0); 3028aa43c215SJeff Kirsher QLCDB(adapter, DRV, "fw recovery scheduled.\n"); 3029aa43c215SJeff Kirsher } 3030aa43c215SJeff Kirsher 3031aa43c215SJeff Kirsher return 1; 3032aa43c215SJeff Kirsher } 3033aa43c215SJeff Kirsher 3034aa43c215SJeff Kirsher static void 3035aa43c215SJeff Kirsher qlcnic_fw_poll_work(struct work_struct *work) 3036aa43c215SJeff Kirsher { 3037aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = container_of(work, 3038aa43c215SJeff Kirsher struct qlcnic_adapter, fw_work.work); 3039aa43c215SJeff Kirsher 3040aa43c215SJeff Kirsher if (test_bit(__QLCNIC_RESETTING, &adapter->state)) 3041aa43c215SJeff Kirsher goto reschedule; 3042aa43c215SJeff Kirsher 3043aa43c215SJeff Kirsher 3044aa43c215SJeff Kirsher if (qlcnic_check_health(adapter)) 3045aa43c215SJeff Kirsher return; 3046aa43c215SJeff Kirsher 3047aa43c215SJeff Kirsher if (adapter->fhash.fnum) 3048aa43c215SJeff Kirsher qlcnic_prune_lb_filters(adapter); 3049aa43c215SJeff Kirsher 3050aa43c215SJeff Kirsher reschedule: 3051aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY); 3052aa43c215SJeff Kirsher } 3053aa43c215SJeff Kirsher 3054aa43c215SJeff Kirsher static int qlcnic_is_first_func(struct pci_dev *pdev) 3055aa43c215SJeff Kirsher { 3056aa43c215SJeff Kirsher struct pci_dev *oth_pdev; 3057aa43c215SJeff Kirsher int val = pdev->devfn; 3058aa43c215SJeff Kirsher 3059aa43c215SJeff Kirsher while (val-- > 0) { 3060aa43c215SJeff Kirsher oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr 3061aa43c215SJeff Kirsher (pdev->bus), pdev->bus->number, 3062aa43c215SJeff Kirsher PCI_DEVFN(PCI_SLOT(pdev->devfn), val)); 3063aa43c215SJeff Kirsher if (!oth_pdev) 3064aa43c215SJeff Kirsher continue; 3065aa43c215SJeff Kirsher 3066aa43c215SJeff Kirsher if (oth_pdev->current_state != PCI_D3cold) { 3067aa43c215SJeff Kirsher pci_dev_put(oth_pdev); 3068aa43c215SJeff Kirsher return 0; 3069aa43c215SJeff Kirsher } 3070aa43c215SJeff Kirsher pci_dev_put(oth_pdev); 3071aa43c215SJeff Kirsher } 3072aa43c215SJeff Kirsher return 1; 3073aa43c215SJeff Kirsher } 3074aa43c215SJeff Kirsher 3075aa43c215SJeff Kirsher static int qlcnic_attach_func(struct pci_dev *pdev) 3076aa43c215SJeff Kirsher { 3077aa43c215SJeff Kirsher int err, first_func; 3078aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 3079aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 3080aa43c215SJeff Kirsher 3081aa43c215SJeff Kirsher pdev->error_state = pci_channel_io_normal; 3082aa43c215SJeff Kirsher 3083aa43c215SJeff Kirsher err = pci_enable_device(pdev); 3084aa43c215SJeff Kirsher if (err) 3085aa43c215SJeff Kirsher return err; 3086aa43c215SJeff Kirsher 3087aa43c215SJeff Kirsher pci_set_power_state(pdev, PCI_D0); 3088aa43c215SJeff Kirsher pci_set_master(pdev); 3089aa43c215SJeff Kirsher pci_restore_state(pdev); 3090aa43c215SJeff Kirsher 3091aa43c215SJeff Kirsher first_func = qlcnic_is_first_func(pdev); 3092aa43c215SJeff Kirsher 3093aa43c215SJeff Kirsher if (qlcnic_api_lock(adapter)) 3094aa43c215SJeff Kirsher return -EINVAL; 3095aa43c215SJeff Kirsher 309679788450SSony Chacko if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) { 3097aa43c215SJeff Kirsher adapter->need_fw_reset = 1; 3098aa43c215SJeff Kirsher set_bit(__QLCNIC_START_FW, &adapter->state); 3099a15ebd37SHimanshu Madhani QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, 3100a15ebd37SHimanshu Madhani QLCNIC_DEV_INITIALIZING); 3101aa43c215SJeff Kirsher QLCDB(adapter, DRV, "Restarting fw\n"); 3102aa43c215SJeff Kirsher } 3103aa43c215SJeff Kirsher qlcnic_api_unlock(adapter); 3104aa43c215SJeff Kirsher 310513159183SSony Chacko err = qlcnic_start_firmware(adapter); 3106aa43c215SJeff Kirsher if (err) 3107aa43c215SJeff Kirsher return err; 3108aa43c215SJeff Kirsher 3109aa43c215SJeff Kirsher qlcnic_clr_drv_state(adapter); 311013159183SSony Chacko kfree(adapter->msix_entries); 311113159183SSony Chacko adapter->msix_entries = NULL; 311213159183SSony Chacko err = qlcnic_setup_intr(adapter, 0); 311313159183SSony Chacko 31149a97e705SManish chopra if (err) { 31159a97e705SManish chopra kfree(adapter->msix_entries); 31169a97e705SManish chopra netdev_err(netdev, "failed to setup interrupt\n"); 31179a97e705SManish chopra return err; 31189a97e705SManish chopra } 31199a97e705SManish chopra 312013159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 3121d5fcff04SHimanshu Madhani /* register for NIC IDC AEN Events */ 3122d5fcff04SHimanshu Madhani qlcnic_83xx_register_nic_idc_func(adapter, 1); 312313159183SSony Chacko err = qlcnic_83xx_setup_mbx_intr(adapter); 312413159183SSony Chacko if (err) { 312513159183SSony Chacko dev_err(&adapter->pdev->dev, 312613159183SSony Chacko "failed to setup mbx interrupt\n"); 312713159183SSony Chacko qlcnic_clr_all_drv_state(adapter, 1); 312813159183SSony Chacko clear_bit(__QLCNIC_AER, &adapter->state); 312913159183SSony Chacko goto done; 313013159183SSony Chacko } 313113159183SSony Chacko } 3132aa43c215SJeff Kirsher 3133aa43c215SJeff Kirsher if (netif_running(netdev)) { 3134aa43c215SJeff Kirsher err = qlcnic_attach(adapter); 3135aa43c215SJeff Kirsher if (err) { 3136aa43c215SJeff Kirsher qlcnic_clr_all_drv_state(adapter, 1); 3137aa43c215SJeff Kirsher clear_bit(__QLCNIC_AER, &adapter->state); 3138aa43c215SJeff Kirsher netif_device_attach(netdev); 3139aa43c215SJeff Kirsher return err; 3140aa43c215SJeff Kirsher } 3141aa43c215SJeff Kirsher 3142aa43c215SJeff Kirsher err = qlcnic_up(adapter, netdev); 3143aa43c215SJeff Kirsher if (err) 3144aa43c215SJeff Kirsher goto done; 3145aa43c215SJeff Kirsher 3146aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_UP); 3147aa43c215SJeff Kirsher } 3148aa43c215SJeff Kirsher done: 3149aa43c215SJeff Kirsher netif_device_attach(netdev); 3150aa43c215SJeff Kirsher return err; 3151aa43c215SJeff Kirsher } 3152aa43c215SJeff Kirsher 3153aa43c215SJeff Kirsher static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, 3154aa43c215SJeff Kirsher pci_channel_state_t state) 3155aa43c215SJeff Kirsher { 3156aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 3157aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 3158aa43c215SJeff Kirsher 3159aa43c215SJeff Kirsher if (state == pci_channel_io_perm_failure) 3160aa43c215SJeff Kirsher return PCI_ERS_RESULT_DISCONNECT; 3161aa43c215SJeff Kirsher 3162aa43c215SJeff Kirsher if (state == pci_channel_io_normal) 3163aa43c215SJeff Kirsher return PCI_ERS_RESULT_RECOVERED; 3164aa43c215SJeff Kirsher 3165aa43c215SJeff Kirsher set_bit(__QLCNIC_AER, &adapter->state); 3166aa43c215SJeff Kirsher netif_device_detach(netdev); 3167aa43c215SJeff Kirsher 3168aa43c215SJeff Kirsher cancel_delayed_work_sync(&adapter->fw_work); 3169aa43c215SJeff Kirsher 3170aa43c215SJeff Kirsher if (netif_running(netdev)) 3171aa43c215SJeff Kirsher qlcnic_down(adapter, netdev); 3172aa43c215SJeff Kirsher 317313159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 317413159183SSony Chacko qlcnic_83xx_free_mbx_intr(adapter); 31753d73b5fdSJitendra Kalsaria qlcnic_83xx_register_nic_idc_func(adapter, 0); 31763d73b5fdSJitendra Kalsaria cancel_delayed_work_sync(&adapter->idc_aen_work); 317713159183SSony Chacko } 317813159183SSony Chacko 3179aa43c215SJeff Kirsher qlcnic_detach(adapter); 3180aa43c215SJeff Kirsher qlcnic_teardown_intr(adapter); 3181aa43c215SJeff Kirsher 3182aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 3183aa43c215SJeff Kirsher 3184aa43c215SJeff Kirsher pci_save_state(pdev); 3185aa43c215SJeff Kirsher pci_disable_device(pdev); 3186aa43c215SJeff Kirsher 3187aa43c215SJeff Kirsher return PCI_ERS_RESULT_NEED_RESET; 3188aa43c215SJeff Kirsher } 3189aa43c215SJeff Kirsher 3190aa43c215SJeff Kirsher static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) 3191aa43c215SJeff Kirsher { 3192aa43c215SJeff Kirsher return qlcnic_attach_func(pdev) ? PCI_ERS_RESULT_DISCONNECT : 3193aa43c215SJeff Kirsher PCI_ERS_RESULT_RECOVERED; 3194aa43c215SJeff Kirsher } 3195aa43c215SJeff Kirsher 3196aa43c215SJeff Kirsher static void qlcnic_io_resume(struct pci_dev *pdev) 3197aa43c215SJeff Kirsher { 3198a15ebd37SHimanshu Madhani u32 state; 3199aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = pci_get_drvdata(pdev); 3200aa43c215SJeff Kirsher 3201aa43c215SJeff Kirsher pci_cleanup_aer_uncorrect_error_status(pdev); 3202a15ebd37SHimanshu Madhani state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE); 3203a15ebd37SHimanshu Madhani if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER, 3204a15ebd37SHimanshu Madhani &adapter->state)) 3205aa43c215SJeff Kirsher qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, 3206aa43c215SJeff Kirsher FW_POLL_DELAY); 3207aa43c215SJeff Kirsher } 3208aa43c215SJeff Kirsher 3209aa43c215SJeff Kirsher static int 3210aa43c215SJeff Kirsher qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) 3211aa43c215SJeff Kirsher { 3212aa43c215SJeff Kirsher int err; 3213aa43c215SJeff Kirsher 3214aa43c215SJeff Kirsher err = qlcnic_can_start_firmware(adapter); 3215aa43c215SJeff Kirsher if (err) 3216aa43c215SJeff Kirsher return err; 3217aa43c215SJeff Kirsher 3218aa43c215SJeff Kirsher err = qlcnic_check_npar_opertional(adapter); 3219aa43c215SJeff Kirsher if (err) 3220aa43c215SJeff Kirsher return err; 3221aa43c215SJeff Kirsher 3222aa43c215SJeff Kirsher err = qlcnic_initialize_nic(adapter); 3223aa43c215SJeff Kirsher if (err) 3224aa43c215SJeff Kirsher return err; 3225aa43c215SJeff Kirsher 3226aa43c215SJeff Kirsher qlcnic_check_options(adapter); 3227aa43c215SJeff Kirsher 3228aa43c215SJeff Kirsher err = qlcnic_set_eswitch_port_config(adapter); 3229aa43c215SJeff Kirsher if (err) 3230aa43c215SJeff Kirsher return err; 3231aa43c215SJeff Kirsher 3232aa43c215SJeff Kirsher adapter->need_fw_reset = 0; 3233aa43c215SJeff Kirsher 3234aa43c215SJeff Kirsher return err; 3235aa43c215SJeff Kirsher } 3236aa43c215SJeff Kirsher 3237319ecf12SSony Chacko int qlcnic_validate_max_rss(u8 max_hw, u8 val) 3238aa43c215SJeff Kirsher { 3239319ecf12SSony Chacko u32 max_allowed; 3240319ecf12SSony Chacko 3241319ecf12SSony Chacko if (max_hw > QLC_MAX_SDS_RINGS) { 3242319ecf12SSony Chacko max_hw = QLC_MAX_SDS_RINGS; 3243319ecf12SSony Chacko pr_info("max rss reset to %d\n", QLC_MAX_SDS_RINGS); 3244aa43c215SJeff Kirsher } 3245aa43c215SJeff Kirsher 3246319ecf12SSony Chacko max_allowed = rounddown_pow_of_two(min_t(int, max_hw, 3247319ecf12SSony Chacko num_online_cpus())); 3248319ecf12SSony Chacko if ((val > max_allowed) || (val < 2) || !is_power_of_2(val)) { 3249319ecf12SSony Chacko pr_info("rss_ring valid range [2 - %x] in powers of 2\n", 3250319ecf12SSony Chacko max_allowed); 3251aa43c215SJeff Kirsher return -EINVAL; 3252aa43c215SJeff Kirsher } 3253aa43c215SJeff Kirsher return 0; 3254aa43c215SJeff Kirsher } 3255aa43c215SJeff Kirsher 3256319ecf12SSony Chacko int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data, size_t len) 3257aa43c215SJeff Kirsher { 325813159183SSony Chacko int err; 3259aa43c215SJeff Kirsher struct net_device *netdev = adapter->netdev; 3260aa43c215SJeff Kirsher 3261319ecf12SSony Chacko if (test_bit(__QLCNIC_RESETTING, &adapter->state)) 3262319ecf12SSony Chacko return -EBUSY; 3263319ecf12SSony Chacko 3264aa43c215SJeff Kirsher netif_device_detach(netdev); 3265aa43c215SJeff Kirsher if (netif_running(netdev)) 3266aa43c215SJeff Kirsher __qlcnic_down(adapter, netdev); 326713159183SSony Chacko 3268aa43c215SJeff Kirsher qlcnic_detach(adapter); 32697dd90cf1SSucheta Chakraborty 32707dd90cf1SSucheta Chakraborty if (qlcnic_83xx_check(adapter)) 32717dd90cf1SSucheta Chakraborty qlcnic_83xx_free_mbx_intr(adapter); 32727dd90cf1SSucheta Chakraborty 3273aa43c215SJeff Kirsher qlcnic_teardown_intr(adapter); 3274319ecf12SSony Chacko err = qlcnic_setup_intr(adapter, data); 32759a97e705SManish chopra if (err) { 32769a97e705SManish chopra kfree(adapter->msix_entries); 32779a97e705SManish chopra netdev_err(netdev, "failed to setup interrupt\n"); 32789a97e705SManish chopra return err; 32799a97e705SManish chopra } 3280aa43c215SJeff Kirsher 328113159183SSony Chacko if (qlcnic_83xx_check(adapter)) { 3282d5fcff04SHimanshu Madhani /* register for NIC IDC AEN Events */ 3283d5fcff04SHimanshu Madhani qlcnic_83xx_register_nic_idc_func(adapter, 1); 328413159183SSony Chacko err = qlcnic_83xx_setup_mbx_intr(adapter); 328513159183SSony Chacko if (err) { 328613159183SSony Chacko dev_err(&adapter->pdev->dev, 328713159183SSony Chacko "failed to setup mbx interrupt\n"); 328813159183SSony Chacko goto done; 328913159183SSony Chacko } 3290aa43c215SJeff Kirsher } 3291aa43c215SJeff Kirsher 3292aa43c215SJeff Kirsher if (netif_running(netdev)) { 3293aa43c215SJeff Kirsher err = qlcnic_attach(adapter); 3294aa43c215SJeff Kirsher if (err) 3295aa43c215SJeff Kirsher goto done; 3296aa43c215SJeff Kirsher err = __qlcnic_up(adapter, netdev); 3297aa43c215SJeff Kirsher if (err) 3298aa43c215SJeff Kirsher goto done; 3299aa43c215SJeff Kirsher qlcnic_restore_indev_addr(netdev, NETDEV_UP); 3300aa43c215SJeff Kirsher } 3301319ecf12SSony Chacko err = len; 3302aa43c215SJeff Kirsher done: 3303aa43c215SJeff Kirsher netif_device_attach(netdev); 3304aa43c215SJeff Kirsher clear_bit(__QLCNIC_RESETTING, &adapter->state); 3305aa43c215SJeff Kirsher return err; 3306aa43c215SJeff Kirsher } 3307aa43c215SJeff Kirsher 3308aa43c215SJeff Kirsher #ifdef CONFIG_INET 3309aa43c215SJeff Kirsher 3310aa43c215SJeff Kirsher #define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops) 3311aa43c215SJeff Kirsher 3312aa43c215SJeff Kirsher static void 3313aa43c215SJeff Kirsher qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, 3314aa43c215SJeff Kirsher struct net_device *dev, unsigned long event) 3315aa43c215SJeff Kirsher { 3316aa43c215SJeff Kirsher struct in_device *indev; 3317aa43c215SJeff Kirsher 3318aa43c215SJeff Kirsher indev = in_dev_get(dev); 3319aa43c215SJeff Kirsher if (!indev) 3320aa43c215SJeff Kirsher return; 3321aa43c215SJeff Kirsher 3322aa43c215SJeff Kirsher for_ifa(indev) { 3323aa43c215SJeff Kirsher switch (event) { 3324aa43c215SJeff Kirsher case NETDEV_UP: 3325aa43c215SJeff Kirsher qlcnic_config_ipaddr(adapter, 3326aa43c215SJeff Kirsher ifa->ifa_address, QLCNIC_IP_UP); 3327aa43c215SJeff Kirsher break; 3328aa43c215SJeff Kirsher case NETDEV_DOWN: 3329aa43c215SJeff Kirsher qlcnic_config_ipaddr(adapter, 3330aa43c215SJeff Kirsher ifa->ifa_address, QLCNIC_IP_DOWN); 3331aa43c215SJeff Kirsher break; 3332aa43c215SJeff Kirsher default: 3333aa43c215SJeff Kirsher break; 3334aa43c215SJeff Kirsher } 3335aa43c215SJeff Kirsher } endfor_ifa(indev); 3336aa43c215SJeff Kirsher 3337aa43c215SJeff Kirsher in_dev_put(indev); 3338aa43c215SJeff Kirsher } 3339aa43c215SJeff Kirsher 3340319ecf12SSony Chacko void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) 3341aa43c215SJeff Kirsher { 3342aa43c215SJeff Kirsher struct qlcnic_adapter *adapter = netdev_priv(netdev); 3343aa43c215SJeff Kirsher struct net_device *dev; 3344aa43c215SJeff Kirsher u16 vid; 3345aa43c215SJeff Kirsher 3346aa43c215SJeff Kirsher qlcnic_config_indev_addr(adapter, netdev, event); 3347aa43c215SJeff Kirsher 334843c00a75SJiri Pirko rcu_read_lock(); 3349aa43c215SJeff Kirsher for_each_set_bit(vid, adapter->vlans, VLAN_N_VID) { 33501fd9b1fcSPatrick McHardy dev = __vlan_find_dev_deep(netdev, htons(ETH_P_8021Q), vid); 3351aa43c215SJeff Kirsher if (!dev) 3352aa43c215SJeff Kirsher continue; 3353aa43c215SJeff Kirsher qlcnic_config_indev_addr(adapter, dev, event); 3354aa43c215SJeff Kirsher } 335543c00a75SJiri Pirko rcu_read_unlock(); 3356aa43c215SJeff Kirsher } 3357aa43c215SJeff Kirsher 3358aa43c215SJeff Kirsher static int qlcnic_netdev_event(struct notifier_block *this, 3359aa43c215SJeff Kirsher unsigned long event, void *ptr) 3360aa43c215SJeff Kirsher { 3361aa43c215SJeff Kirsher struct qlcnic_adapter *adapter; 3362aa43c215SJeff Kirsher struct net_device *dev = (struct net_device *)ptr; 3363aa43c215SJeff Kirsher 3364aa43c215SJeff Kirsher recheck: 3365aa43c215SJeff Kirsher if (dev == NULL) 3366aa43c215SJeff Kirsher goto done; 3367aa43c215SJeff Kirsher 3368aa43c215SJeff Kirsher if (dev->priv_flags & IFF_802_1Q_VLAN) { 3369aa43c215SJeff Kirsher dev = vlan_dev_real_dev(dev); 3370aa43c215SJeff Kirsher goto recheck; 3371aa43c215SJeff Kirsher } 3372aa43c215SJeff Kirsher 3373aa43c215SJeff Kirsher if (!is_qlcnic_netdev(dev)) 3374aa43c215SJeff Kirsher goto done; 3375aa43c215SJeff Kirsher 3376aa43c215SJeff Kirsher adapter = netdev_priv(dev); 3377aa43c215SJeff Kirsher 3378aa43c215SJeff Kirsher if (!adapter) 3379aa43c215SJeff Kirsher goto done; 3380aa43c215SJeff Kirsher 3381aa43c215SJeff Kirsher if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) 3382aa43c215SJeff Kirsher goto done; 3383aa43c215SJeff Kirsher 3384aa43c215SJeff Kirsher qlcnic_config_indev_addr(adapter, dev, event); 3385aa43c215SJeff Kirsher done: 3386aa43c215SJeff Kirsher return NOTIFY_DONE; 3387aa43c215SJeff Kirsher } 3388aa43c215SJeff Kirsher 3389aa43c215SJeff Kirsher static int 3390aa43c215SJeff Kirsher qlcnic_inetaddr_event(struct notifier_block *this, 3391aa43c215SJeff Kirsher unsigned long event, void *ptr) 3392aa43c215SJeff Kirsher { 3393aa43c215SJeff Kirsher struct qlcnic_adapter *adapter; 3394aa43c215SJeff Kirsher struct net_device *dev; 3395aa43c215SJeff Kirsher 3396aa43c215SJeff Kirsher struct in_ifaddr *ifa = (struct in_ifaddr *)ptr; 3397aa43c215SJeff Kirsher 3398aa43c215SJeff Kirsher dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL; 3399aa43c215SJeff Kirsher 3400aa43c215SJeff Kirsher recheck: 3401aa43c215SJeff Kirsher if (dev == NULL) 3402aa43c215SJeff Kirsher goto done; 3403aa43c215SJeff Kirsher 3404aa43c215SJeff Kirsher if (dev->priv_flags & IFF_802_1Q_VLAN) { 3405aa43c215SJeff Kirsher dev = vlan_dev_real_dev(dev); 3406aa43c215SJeff Kirsher goto recheck; 3407aa43c215SJeff Kirsher } 3408aa43c215SJeff Kirsher 3409aa43c215SJeff Kirsher if (!is_qlcnic_netdev(dev)) 3410aa43c215SJeff Kirsher goto done; 3411aa43c215SJeff Kirsher 3412aa43c215SJeff Kirsher adapter = netdev_priv(dev); 3413aa43c215SJeff Kirsher 3414aa43c215SJeff Kirsher if (!adapter) 3415aa43c215SJeff Kirsher goto done; 3416aa43c215SJeff Kirsher 3417aa43c215SJeff Kirsher if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) 3418aa43c215SJeff Kirsher goto done; 3419aa43c215SJeff Kirsher 3420aa43c215SJeff Kirsher switch (event) { 3421aa43c215SJeff Kirsher case NETDEV_UP: 3422aa43c215SJeff Kirsher qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP); 342313159183SSony Chacko 3424aa43c215SJeff Kirsher break; 3425aa43c215SJeff Kirsher case NETDEV_DOWN: 3426aa43c215SJeff Kirsher qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN); 342713159183SSony Chacko 3428aa43c215SJeff Kirsher break; 3429aa43c215SJeff Kirsher default: 3430aa43c215SJeff Kirsher break; 3431aa43c215SJeff Kirsher } 3432aa43c215SJeff Kirsher 3433aa43c215SJeff Kirsher done: 3434aa43c215SJeff Kirsher return NOTIFY_DONE; 3435aa43c215SJeff Kirsher } 3436aa43c215SJeff Kirsher 3437aa43c215SJeff Kirsher static struct notifier_block qlcnic_netdev_cb = { 3438aa43c215SJeff Kirsher .notifier_call = qlcnic_netdev_event, 3439aa43c215SJeff Kirsher }; 3440aa43c215SJeff Kirsher 3441aa43c215SJeff Kirsher static struct notifier_block qlcnic_inetaddr_cb = { 3442aa43c215SJeff Kirsher .notifier_call = qlcnic_inetaddr_event, 3443aa43c215SJeff Kirsher }; 3444aa43c215SJeff Kirsher #else 3445f8ca2b6fSSony Chacko void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) 3446aa43c215SJeff Kirsher { } 3447aa43c215SJeff Kirsher #endif 3448fec9dd15SStephen Hemminger static const struct pci_error_handlers qlcnic_err_handler = { 3449aa43c215SJeff Kirsher .error_detected = qlcnic_io_error_detected, 3450aa43c215SJeff Kirsher .slot_reset = qlcnic_io_slot_reset, 3451aa43c215SJeff Kirsher .resume = qlcnic_io_resume, 3452aa43c215SJeff Kirsher }; 3453aa43c215SJeff Kirsher 3454aa43c215SJeff Kirsher static struct pci_driver qlcnic_driver = { 3455aa43c215SJeff Kirsher .name = qlcnic_driver_name, 3456aa43c215SJeff Kirsher .id_table = qlcnic_pci_tbl, 3457aa43c215SJeff Kirsher .probe = qlcnic_probe, 34586bb58bb0SBill Pemberton .remove = qlcnic_remove, 3459aa43c215SJeff Kirsher #ifdef CONFIG_PM 3460aa43c215SJeff Kirsher .suspend = qlcnic_suspend, 3461aa43c215SJeff Kirsher .resume = qlcnic_resume, 3462aa43c215SJeff Kirsher #endif 3463aa43c215SJeff Kirsher .shutdown = qlcnic_shutdown, 346402feda17SRajesh Borundia .err_handler = &qlcnic_err_handler, 346502feda17SRajesh Borundia #ifdef CONFIG_QLCNIC_SRIOV 346602feda17SRajesh Borundia .sriov_configure = qlcnic_pci_sriov_configure, 346702feda17SRajesh Borundia #endif 3468aa43c215SJeff Kirsher 3469aa43c215SJeff Kirsher }; 3470aa43c215SJeff Kirsher 3471aa43c215SJeff Kirsher static int __init qlcnic_init_module(void) 3472aa43c215SJeff Kirsher { 3473aa43c215SJeff Kirsher int ret; 3474aa43c215SJeff Kirsher 3475aa43c215SJeff Kirsher printk(KERN_INFO "%s\n", qlcnic_driver_string); 3476aa43c215SJeff Kirsher 3477aa43c215SJeff Kirsher #ifdef CONFIG_INET 3478aa43c215SJeff Kirsher register_netdevice_notifier(&qlcnic_netdev_cb); 3479aa43c215SJeff Kirsher register_inetaddr_notifier(&qlcnic_inetaddr_cb); 3480aa43c215SJeff Kirsher #endif 3481aa43c215SJeff Kirsher 3482aa43c215SJeff Kirsher ret = pci_register_driver(&qlcnic_driver); 3483aa43c215SJeff Kirsher if (ret) { 3484aa43c215SJeff Kirsher #ifdef CONFIG_INET 3485aa43c215SJeff Kirsher unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); 3486aa43c215SJeff Kirsher unregister_netdevice_notifier(&qlcnic_netdev_cb); 3487aa43c215SJeff Kirsher #endif 3488aa43c215SJeff Kirsher } 3489aa43c215SJeff Kirsher 3490aa43c215SJeff Kirsher return ret; 3491aa43c215SJeff Kirsher } 3492aa43c215SJeff Kirsher 3493aa43c215SJeff Kirsher module_init(qlcnic_init_module); 3494aa43c215SJeff Kirsher 3495aa43c215SJeff Kirsher static void __exit qlcnic_exit_module(void) 3496aa43c215SJeff Kirsher { 3497aa43c215SJeff Kirsher pci_unregister_driver(&qlcnic_driver); 3498aa43c215SJeff Kirsher 3499aa43c215SJeff Kirsher #ifdef CONFIG_INET 3500aa43c215SJeff Kirsher unregister_inetaddr_notifier(&qlcnic_inetaddr_cb); 3501aa43c215SJeff Kirsher unregister_netdevice_notifier(&qlcnic_netdev_cb); 3502aa43c215SJeff Kirsher #endif 3503aa43c215SJeff Kirsher } 3504aa43c215SJeff Kirsher 3505aa43c215SJeff Kirsher module_exit(qlcnic_exit_module); 3506