1577ae39dSJitendra Kalsaria /* 2577ae39dSJitendra Kalsaria * QLogic qlcnic NIC Driver 3577ae39dSJitendra Kalsaria * Copyright (c) 2009-2013 QLogic Corporation 4577ae39dSJitendra Kalsaria * 5577ae39dSJitendra Kalsaria * See LICENSE.qlcnic for copyright and licensing details. 6577ae39dSJitendra Kalsaria */ 7577ae39dSJitendra Kalsaria 8d71170fbSSony Chacko #include "qlcnic.h" 9d71170fbSSony Chacko #include "qlcnic_hw.h" 10d71170fbSSony Chacko 11d71170fbSSony Chacko int qlcnic_83xx_enable_vnic_mode(struct qlcnic_adapter *adapter, int lock) 12d71170fbSSony Chacko { 13d71170fbSSony Chacko if (lock) { 14d71170fbSSony Chacko if (qlcnic_83xx_lock_driver(adapter)) 15d71170fbSSony Chacko return -EBUSY; 16d71170fbSSony Chacko } 17d71170fbSSony Chacko QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_OPER); 18d71170fbSSony Chacko if (lock) 19d71170fbSSony Chacko qlcnic_83xx_unlock_driver(adapter); 20d71170fbSSony Chacko 21d71170fbSSony Chacko return 0; 22d71170fbSSony Chacko } 23d71170fbSSony Chacko 24d71170fbSSony Chacko int qlcnic_83xx_disable_vnic_mode(struct qlcnic_adapter *adapter, int lock) 25d71170fbSSony Chacko { 26d71170fbSSony Chacko struct qlcnic_hardware_context *ahw = adapter->ahw; 27d71170fbSSony Chacko 28d71170fbSSony Chacko if (lock) { 29d71170fbSSony Chacko if (qlcnic_83xx_lock_driver(adapter)) 30d71170fbSSony Chacko return -EBUSY; 31d71170fbSSony Chacko } 32d71170fbSSony Chacko 33d71170fbSSony Chacko QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_NON_OPER); 34d71170fbSSony Chacko ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER; 35d71170fbSSony Chacko 36d71170fbSSony Chacko if (lock) 37d71170fbSSony Chacko qlcnic_83xx_unlock_driver(adapter); 38d71170fbSSony Chacko 39d71170fbSSony Chacko return 0; 40d71170fbSSony Chacko } 41d71170fbSSony Chacko 42d71170fbSSony Chacko static int qlcnic_83xx_set_vnic_opmode(struct qlcnic_adapter *adapter) 43d71170fbSSony Chacko { 44d71170fbSSony Chacko u8 id; 45d71170fbSSony Chacko int i, ret = -EBUSY; 46d71170fbSSony Chacko u32 data = QLCNIC_MGMT_FUNC; 47d71170fbSSony Chacko struct qlcnic_hardware_context *ahw = adapter->ahw; 48d71170fbSSony Chacko 49d71170fbSSony Chacko if (qlcnic_83xx_lock_driver(adapter)) 50d71170fbSSony Chacko return ret; 51d71170fbSSony Chacko 52d71170fbSSony Chacko if (qlcnic_config_npars) { 53d71170fbSSony Chacko for (i = 0; i < ahw->act_pci_func; i++) { 54d71170fbSSony Chacko id = adapter->npars[i].pci_func; 55d71170fbSSony Chacko if (id == ahw->pci_func) 56d71170fbSSony Chacko continue; 57d71170fbSSony Chacko data |= qlcnic_config_npars & 58d71170fbSSony Chacko QLC_83XX_SET_FUNC_OPMODE(0x3, id); 59d71170fbSSony Chacko } 60d71170fbSSony Chacko } else { 61d71170fbSSony Chacko data = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE); 62d71170fbSSony Chacko data = (data & ~QLC_83XX_SET_FUNC_OPMODE(0x3, ahw->pci_func)) | 63d71170fbSSony Chacko QLC_83XX_SET_FUNC_OPMODE(QLCNIC_MGMT_FUNC, 64d71170fbSSony Chacko ahw->pci_func); 65d71170fbSSony Chacko } 66d71170fbSSony Chacko QLCWRX(adapter->ahw, QLC_83XX_DRV_OP_MODE, data); 67d71170fbSSony Chacko 68d71170fbSSony Chacko qlcnic_83xx_unlock_driver(adapter); 69d71170fbSSony Chacko 70d71170fbSSony Chacko return 0; 71d71170fbSSony Chacko } 72d71170fbSSony Chacko 73d71170fbSSony Chacko static void 74d71170fbSSony Chacko qlcnic_83xx_config_vnic_buff_descriptors(struct qlcnic_adapter *adapter) 75d71170fbSSony Chacko { 76d71170fbSSony Chacko struct qlcnic_hardware_context *ahw = adapter->ahw; 77d71170fbSSony Chacko 78d71170fbSSony Chacko if (ahw->port_type == QLCNIC_XGBE) { 79d71170fbSSony Chacko adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF; 80d71170fbSSony Chacko adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF; 81d71170fbSSony Chacko adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; 82d71170fbSSony Chacko adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G; 83d71170fbSSony Chacko 84d71170fbSSony Chacko } else if (ahw->port_type == QLCNIC_GBE) { 85d71170fbSSony Chacko adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G; 86d71170fbSSony Chacko adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; 87d71170fbSSony Chacko adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G; 88d71170fbSSony Chacko adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G; 89d71170fbSSony Chacko } 90d71170fbSSony Chacko adapter->num_txd = MAX_CMD_DESCRIPTORS; 91d71170fbSSony Chacko adapter->max_rds_rings = MAX_RDS_RINGS; 92d71170fbSSony Chacko } 93d71170fbSSony Chacko 94d71170fbSSony Chacko 95d71170fbSSony Chacko /** 96d71170fbSSony Chacko * qlcnic_83xx_init_mgmt_vnic 97d71170fbSSony Chacko * 98d71170fbSSony Chacko * @adapter: adapter structure 99d71170fbSSony Chacko * Management virtual NIC sets the operational mode of other vNIC's and 100d71170fbSSony Chacko * configures embedded switch (ESWITCH). 101d71170fbSSony Chacko * Returns: Success(0) or error code. 102d71170fbSSony Chacko * 103d71170fbSSony Chacko **/ 104d71170fbSSony Chacko static int qlcnic_83xx_init_mgmt_vnic(struct qlcnic_adapter *adapter) 105d71170fbSSony Chacko { 106d71170fbSSony Chacko int err = -EIO; 107d71170fbSSony Chacko 1084d53f40fSShahed Shaikh qlcnic_83xx_get_minidump_template(adapter); 109d71170fbSSony Chacko if (!(adapter->flags & QLCNIC_ADAPTER_INITIALIZED)) { 110d71170fbSSony Chacko if (qlcnic_init_pci_info(adapter)) 111d71170fbSSony Chacko return err; 112d71170fbSSony Chacko 113d71170fbSSony Chacko if (qlcnic_83xx_set_vnic_opmode(adapter)) 114d71170fbSSony Chacko return err; 115d71170fbSSony Chacko 116d71170fbSSony Chacko if (qlcnic_set_default_offload_settings(adapter)) 117d71170fbSSony Chacko return err; 118d71170fbSSony Chacko } else { 119d71170fbSSony Chacko if (qlcnic_reset_npar_config(adapter)) 120d71170fbSSony Chacko return err; 121d71170fbSSony Chacko } 122d71170fbSSony Chacko 123d71170fbSSony Chacko if (qlcnic_83xx_get_port_info(adapter)) 124d71170fbSSony Chacko return err; 125d71170fbSSony Chacko 126d71170fbSSony Chacko qlcnic_83xx_config_vnic_buff_descriptors(adapter); 127d71170fbSSony Chacko adapter->ahw->msix_supported = !!qlcnic_use_msi_x; 128d71170fbSSony Chacko adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; 129d71170fbSSony Chacko qlcnic_83xx_enable_vnic_mode(adapter, 1); 130d71170fbSSony Chacko 131d71170fbSSony Chacko dev_info(&adapter->pdev->dev, "HAL Version: %d, Management function\n", 132d71170fbSSony Chacko adapter->ahw->fw_hal_version); 133d71170fbSSony Chacko 134d71170fbSSony Chacko return 0; 135d71170fbSSony Chacko } 136d71170fbSSony Chacko 137d71170fbSSony Chacko static int qlcnic_83xx_init_privileged_vnic(struct qlcnic_adapter *adapter) 138d71170fbSSony Chacko { 139d71170fbSSony Chacko int err = -EIO; 140d71170fbSSony Chacko 1414d53f40fSShahed Shaikh qlcnic_83xx_get_minidump_template(adapter); 142d71170fbSSony Chacko if (qlcnic_83xx_get_port_info(adapter)) 143d71170fbSSony Chacko return err; 144d71170fbSSony Chacko 145d71170fbSSony Chacko qlcnic_83xx_config_vnic_buff_descriptors(adapter); 146d71170fbSSony Chacko adapter->ahw->msix_supported = !!qlcnic_use_msi_x; 147d71170fbSSony Chacko adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; 148d71170fbSSony Chacko 149d71170fbSSony Chacko dev_info(&adapter->pdev->dev, 150d71170fbSSony Chacko "HAL Version: %d, Privileged function\n", 151d71170fbSSony Chacko adapter->ahw->fw_hal_version); 152d71170fbSSony Chacko return 0; 153d71170fbSSony Chacko } 154d71170fbSSony Chacko 155d71170fbSSony Chacko static int qlcnic_83xx_init_non_privileged_vnic(struct qlcnic_adapter *adapter) 156d71170fbSSony Chacko { 157d71170fbSSony Chacko int err = -EIO; 158d71170fbSSony Chacko 159d71170fbSSony Chacko qlcnic_83xx_get_fw_version(adapter); 160d71170fbSSony Chacko if (qlcnic_set_eswitch_port_config(adapter)) 161d71170fbSSony Chacko return err; 162d71170fbSSony Chacko 163d71170fbSSony Chacko if (qlcnic_83xx_get_port_info(adapter)) 164d71170fbSSony Chacko return err; 165d71170fbSSony Chacko 166d71170fbSSony Chacko qlcnic_83xx_config_vnic_buff_descriptors(adapter); 167d71170fbSSony Chacko adapter->ahw->msix_supported = !!qlcnic_use_msi_x; 168d71170fbSSony Chacko adapter->flags |= QLCNIC_ADAPTER_INITIALIZED; 169d71170fbSSony Chacko 170d71170fbSSony Chacko dev_info(&adapter->pdev->dev, "HAL Version: %d, Virtual function\n", 171d71170fbSSony Chacko adapter->ahw->fw_hal_version); 172d71170fbSSony Chacko 173d71170fbSSony Chacko return 0; 174d71170fbSSony Chacko } 175d71170fbSSony Chacko 176d71170fbSSony Chacko /** 177d71170fbSSony Chacko * qlcnic_83xx_vnic_opmode 178d71170fbSSony Chacko * 179d71170fbSSony Chacko * @adapter: adapter structure 180d71170fbSSony Chacko * Identify virtual NIC operational modes. 181d71170fbSSony Chacko * 182d71170fbSSony Chacko * Returns: Success(0) or error code. 183d71170fbSSony Chacko * 184d71170fbSSony Chacko **/ 185d71170fbSSony Chacko int qlcnic_83xx_config_vnic_opmode(struct qlcnic_adapter *adapter) 186d71170fbSSony Chacko { 187d71170fbSSony Chacko u32 op_mode, priv_level; 188d71170fbSSony Chacko struct qlcnic_hardware_context *ahw = adapter->ahw; 189d71170fbSSony Chacko struct qlcnic_nic_template *nic_ops = adapter->nic_ops; 190d71170fbSSony Chacko 191d71170fbSSony Chacko qlcnic_get_func_no(adapter); 192d71170fbSSony Chacko op_mode = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE); 193d71170fbSSony Chacko 194d71170fbSSony Chacko if (op_mode == QLC_83XX_DEFAULT_OPMODE) 195d71170fbSSony Chacko priv_level = QLCNIC_MGMT_FUNC; 196d71170fbSSony Chacko else 197d71170fbSSony Chacko priv_level = QLC_83XX_GET_FUNC_PRIVILEGE(op_mode, 198d71170fbSSony Chacko ahw->pci_func); 199d71170fbSSony Chacko 200d71170fbSSony Chacko if (priv_level == QLCNIC_NON_PRIV_FUNC) { 201d71170fbSSony Chacko ahw->op_mode = QLCNIC_NON_PRIV_FUNC; 202d71170fbSSony Chacko ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry; 203d71170fbSSony Chacko nic_ops->init_driver = qlcnic_83xx_init_non_privileged_vnic; 204d71170fbSSony Chacko } else if (priv_level == QLCNIC_PRIV_FUNC) { 205d71170fbSSony Chacko ahw->op_mode = QLCNIC_PRIV_FUNC; 206d71170fbSSony Chacko ahw->idc.state_entry = qlcnic_83xx_idc_vnic_pf_entry; 207d71170fbSSony Chacko nic_ops->init_driver = qlcnic_83xx_init_privileged_vnic; 208d71170fbSSony Chacko } else if (priv_level == QLCNIC_MGMT_FUNC) { 209d71170fbSSony Chacko ahw->op_mode = QLCNIC_MGMT_FUNC; 210d71170fbSSony Chacko ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry; 211d71170fbSSony Chacko nic_ops->init_driver = qlcnic_83xx_init_mgmt_vnic; 212d71170fbSSony Chacko } else { 213d71170fbSSony Chacko return -EIO; 214d71170fbSSony Chacko } 215d71170fbSSony Chacko 216d71170fbSSony Chacko if (ahw->capabilities & BIT_23) 217d71170fbSSony Chacko adapter->flags |= QLCNIC_ESWITCH_ENABLED; 218d71170fbSSony Chacko else 219d71170fbSSony Chacko adapter->flags &= ~QLCNIC_ESWITCH_ENABLED; 220d71170fbSSony Chacko 221d71170fbSSony Chacko adapter->ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER; 222d71170fbSSony Chacko adapter->ahw->idc.vnic_wait_limit = QLCNIC_DEV_NPAR_OPER_TIMEO; 223d71170fbSSony Chacko 224d71170fbSSony Chacko return 0; 225d71170fbSSony Chacko } 226