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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"
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;
}
static 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)
{
int err = -EIO;
qlcnic_83xx_get_minidump_template(adapter);
if (!(adapter->flags & QLCNIC_ADAPTER_INITIALIZED)) {
if (qlcnic_init_pci_info(adapter))
return err;
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);
adapter->ahw->msix_supported = !!qlcnic_use_msi_x;
adapter->flags |= QLCNIC_ADAPTER_INITIALIZED;
qlcnic_83xx_enable_vnic_mode(adapter, 1);
dev_info(&adapter->pdev->dev, "HAL Version: %d, Management function\n",
adapter->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 & BIT_23)
adapter->flags |= QLCNIC_ESWITCH_ENABLED;
else
adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER;
ahw->idc.vnic_wait_limit = QLCNIC_DEV_NPAR_OPER_TIMEO;
return 0;
}
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