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- /*
- * QLogic qlcnic NIC Driver
- * Copyright (c) 2009-2013 QLogic Corporation
- *
- * See LICENSE.qlcnic for copyright and licensing details.
- */
- #include "qlcnic.h"
- #include "qlcnic_hw.h"
- static int qlcnic_83xx_enable_vnic_mode(struct qlcnic_adapter *adapter, int lock)
- {
- if (lock) {
- if (qlcnic_83xx_lock_driver(adapter))
- return -EBUSY;
- }
- QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_OPER);
- if (lock)
- qlcnic_83xx_unlock_driver(adapter);
- return 0;
- }
- int qlcnic_83xx_disable_vnic_mode(struct qlcnic_adapter *adapter, int lock)
- {
- struct qlcnic_hardware_context *ahw = adapter->ahw;
- if (lock) {
- if (qlcnic_83xx_lock_driver(adapter))
- return -EBUSY;
- }
- QLCWRX(adapter->ahw, QLC_83XX_VNIC_STATE, QLCNIC_DEV_NPAR_NON_OPER);
- ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER;
- if (lock)
- qlcnic_83xx_unlock_driver(adapter);
- return 0;
- }
- int qlcnic_83xx_set_vnic_opmode(struct qlcnic_adapter *adapter)
- {
- u8 id;
- int ret = -EBUSY;
- u32 data = QLCNIC_MGMT_FUNC;
- struct qlcnic_hardware_context *ahw = adapter->ahw;
- if (qlcnic_83xx_lock_driver(adapter))
- return ret;
- id = ahw->pci_func;
- data = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE);
- data = (data & ~QLC_83XX_SET_FUNC_OPMODE(0x3, id)) |
- QLC_83XX_SET_FUNC_OPMODE(QLCNIC_MGMT_FUNC, id);
- QLCWRX(adapter->ahw, QLC_83XX_DRV_OP_MODE, data);
- qlcnic_83xx_unlock_driver(adapter);
- return 0;
- }
- static void
- qlcnic_83xx_config_vnic_buff_descriptors(struct qlcnic_adapter *adapter)
- {
- struct qlcnic_hardware_context *ahw = adapter->ahw;
- if (ahw->port_type == QLCNIC_XGBE) {
- adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
- adapter->max_rxd = MAX_RCV_DESCRIPTORS_VF;
- adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
- adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
- } else if (ahw->port_type == QLCNIC_GBE) {
- adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
- adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
- adapter->max_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
- adapter->max_rxd = MAX_RCV_DESCRIPTORS_1G;
- }
- adapter->num_txd = MAX_CMD_DESCRIPTORS;
- adapter->max_rds_rings = MAX_RDS_RINGS;
- }
- /**
- * qlcnic_83xx_init_mgmt_vnic
- *
- * @adapter: adapter structure
- * Management virtual NIC sets the operational mode of other vNIC's and
- * configures embedded switch (ESWITCH).
- * Returns: Success(0) or error code.
- *
- **/
- static int qlcnic_83xx_init_mgmt_vnic(struct qlcnic_adapter *adapter)
- {
- struct qlcnic_hardware_context *ahw = adapter->ahw;
- struct device *dev = &adapter->pdev->dev;
- struct qlcnic_npar_info *npar;
- int i, err = -EIO;
- qlcnic_83xx_get_minidump_template(adapter);
- if (!(adapter->flags & QLCNIC_ADAPTER_INITIALIZED)) {
- if (qlcnic_init_pci_info(adapter))
- return err;
- npar = adapter->npars;
- for (i = 0; i < ahw->total_nic_func; i++, npar++) {
- dev_info(dev, "id:%d active:%d type:%d port:%d min_bw:%d max_bw:%d mac_addr:%pM\n",
- npar->pci_func, npar->active, npar->type,
- npar->phy_port, npar->min_bw, npar->max_bw,
- npar->mac);
- }
- dev_info(dev, "Max functions = %d, active functions = %d\n",
- ahw->max_pci_func, ahw->total_nic_func);
- if (qlcnic_83xx_set_vnic_opmode(adapter))
- return err;
- if (qlcnic_set_default_offload_settings(adapter))
- return err;
- } else {
- if (qlcnic_reset_npar_config(adapter))
- return err;
- }
- if (qlcnic_83xx_get_port_info(adapter))
- return err;
- qlcnic_83xx_config_vnic_buff_descriptors(adapter);
- ahw->msix_supported = qlcnic_use_msi_x ? 1 : 0;
- adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
- qlcnic_83xx_enable_vnic_mode(adapter, 1);
- dev_info(dev, "HAL Version: %d, Management function\n",
- ahw->fw_hal_version);
- return 0;
- }
- static int qlcnic_83xx_init_privileged_vnic(struct qlcnic_adapter *adapter)
- {
- int err = -EIO;
- qlcnic_83xx_get_minidump_template(adapter);
- if (qlcnic_83xx_get_port_info(adapter))
- return err;
- qlcnic_83xx_config_vnic_buff_descriptors(adapter);
- adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
- adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
- dev_info(&adapter->pdev->dev,
- "HAL Version: %d, Privileged function\n",
- adapter->ahw->fw_hal_version);
- return 0;
- }
- static int qlcnic_83xx_init_non_privileged_vnic(struct qlcnic_adapter *adapter)
- {
- int err = -EIO;
- qlcnic_83xx_get_fw_version(adapter);
- if (qlcnic_set_eswitch_port_config(adapter))
- return err;
- if (qlcnic_83xx_get_port_info(adapter))
- return err;
- qlcnic_83xx_config_vnic_buff_descriptors(adapter);
- adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
- adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
- dev_info(&adapter->pdev->dev, "HAL Version: %d, Virtual function\n",
- adapter->ahw->fw_hal_version);
- return 0;
- }
- /**
- * qlcnic_83xx_vnic_opmode
- *
- * @adapter: adapter structure
- * Identify virtual NIC operational modes.
- *
- * Returns: Success(0) or error code.
- *
- **/
- int qlcnic_83xx_config_vnic_opmode(struct qlcnic_adapter *adapter)
- {
- u32 op_mode, priv_level;
- struct qlcnic_hardware_context *ahw = adapter->ahw;
- struct qlcnic_nic_template *nic_ops = adapter->nic_ops;
- qlcnic_get_func_no(adapter);
- op_mode = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE);
- if (op_mode == QLC_83XX_DEFAULT_OPMODE)
- priv_level = QLCNIC_MGMT_FUNC;
- else
- priv_level = QLC_83XX_GET_FUNC_PRIVILEGE(op_mode,
- ahw->pci_func);
- switch (priv_level) {
- case QLCNIC_NON_PRIV_FUNC:
- ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
- ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry;
- nic_ops->init_driver = qlcnic_83xx_init_non_privileged_vnic;
- break;
- case QLCNIC_PRIV_FUNC:
- ahw->op_mode = QLCNIC_PRIV_FUNC;
- ahw->idc.state_entry = qlcnic_83xx_idc_vnic_pf_entry;
- nic_ops->init_driver = qlcnic_83xx_init_privileged_vnic;
- break;
- case QLCNIC_MGMT_FUNC:
- ahw->op_mode = QLCNIC_MGMT_FUNC;
- ahw->idc.state_entry = qlcnic_83xx_idc_ready_state_entry;
- nic_ops->init_driver = qlcnic_83xx_init_mgmt_vnic;
- break;
- default:
- dev_err(&adapter->pdev->dev, "Invalid Virtual NIC opmode\n");
- return -EIO;
- }
- if (ahw->capabilities & QLC_83XX_ESWITCH_CAPABILITY) {
- adapter->flags |= QLCNIC_ESWITCH_ENABLED;
- if (adapter->drv_mac_learn)
- adapter->rx_mac_learn = true;
- } else {
- adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
- adapter->rx_mac_learn = false;
- }
- ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER;
- ahw->idc.vnic_wait_limit = QLCNIC_DEV_NPAR_OPER_TIMEO;
- return 0;
- }
- int qlcnic_83xx_check_vnic_state(struct qlcnic_adapter *adapter)
- {
- struct qlcnic_hardware_context *ahw = adapter->ahw;
- struct qlc_83xx_idc *idc = &ahw->idc;
- u32 state;
- state = QLCRDX(ahw, QLC_83XX_VNIC_STATE);
- while (state != QLCNIC_DEV_NPAR_OPER && idc->vnic_wait_limit) {
- idc->vnic_wait_limit--;
- msleep(1000);
- state = QLCRDX(ahw, QLC_83XX_VNIC_STATE);
- }
- if (state != QLCNIC_DEV_NPAR_OPER) {
- dev_err(&adapter->pdev->dev,
- "vNIC mode not operational, state check timed out.\n");
- return -EIO;
- }
- return 0;
- }
- int qlcnic_83xx_set_port_eswitch_status(struct qlcnic_adapter *adapter,
- int func, int *port_id)
- {
- struct qlcnic_info nic_info;
- int err = 0;
- memset(&nic_info, 0, sizeof(struct qlcnic_info));
- err = qlcnic_get_nic_info(adapter, &nic_info, func);
- if (err)
- return err;
- if (nic_info.capabilities & QLC_83XX_ESWITCH_CAPABILITY)
- *port_id = nic_info.phys_port;
- else
- err = -EIO;
- if (!err)
- adapter->eswitch[*port_id].flags |= QLCNIC_SWITCH_ENABLE;
- return err;
- }
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