Commit d71170fb authored by Sony Chacko's avatar Sony Chacko Committed by David S. Miller
Browse files

qlcnic: enable 83xx virtual NIC mode



Enable 83xx virtual NIC mode
Signed-off-by: default avatarRajesh Borundia <rajesh.borundia@qlogic.com>
Signed-off-by: default avatarSony Chacko <sony.chacko@qlogic.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 81d0aeb0
......@@ -7,4 +7,4 @@ obj-$(CONFIG_QLCNIC) := qlcnic.o
qlcnic-y := qlcnic_hw.o qlcnic_main.o qlcnic_init.o \
qlcnic_ethtool.o qlcnic_ctx.o qlcnic_io.o \
qlcnic_sysfs.o qlcnic_minidump.o qlcnic_83xx_hw.o \
qlcnic_83xx_init.o
qlcnic_83xx_init.o qlcnic_83xx_vnic.o
......@@ -1523,7 +1523,10 @@ int __qlcnic_up(struct qlcnic_adapter *, struct net_device *);
void qlcnic_restore_indev_addr(struct net_device *, unsigned long);
int qlcnic_check_temp(struct qlcnic_adapter *);
int qlcnic_init_pci_info(struct qlcnic_adapter *);
int qlcnic_set_default_offload_settings(struct qlcnic_adapter *);
int qlcnic_reset_npar_config(struct qlcnic_adapter *);
int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *);
/*
* QLOGIC Board information
*/
......
......@@ -400,4 +400,11 @@ int qlcnic_83xx_lock_driver(struct qlcnic_adapter *);
void qlcnic_83xx_unlock_driver(struct qlcnic_adapter *);
int qlcnic_83xx_set_default_offload_settings(struct qlcnic_adapter *);
int qlcnic_83xx_ms_mem_write128(struct qlcnic_adapter *, u64, u32 *, u32);
int qlcnic_83xx_idc_vnic_pf_entry(struct qlcnic_adapter *);
int qlcnic_83xx_enable_vnic_mode(struct qlcnic_adapter *, int);
int qlcnic_83xx_disable_vnic_mode(struct qlcnic_adapter *, int);
int qlcnic_83xx_config_vnic_opmode(struct qlcnic_adapter *);
int qlcnic_83xx_get_vnic_vport_info(struct qlcnic_adapter *,
struct qlcnic_info *, u8);
int qlcnic_83xx_get_vnic_pf_info(struct qlcnic_adapter *, struct qlcnic_info *);
#endif
......@@ -643,6 +643,52 @@ int qlcnic_83xx_idc_ready_state_entry(struct qlcnic_adapter *adapter)
return 0;
}
/**
* qlcnic_83xx_idc_vnic_pf_entry
*
* @adapter: adapter structure
*
* Ensure vNIC mode privileged function starts only after vNIC mode is
* enabled by management function.
* If vNIC mode is ready, start initialization.
*
* Returns: -EIO or 0
*
**/
int qlcnic_83xx_idc_vnic_pf_entry(struct qlcnic_adapter *adapter)
{
u32 state;
struct qlcnic_hardware_context *ahw = adapter->ahw;
/* Privileged function waits till mgmt function enables VNIC mode */
state = QLCRDX(adapter->ahw, QLC_83XX_VNIC_STATE);
if (state != QLCNIC_DEV_NPAR_OPER) {
if (!ahw->idc.vnic_wait_limit--) {
qlcnic_83xx_idc_enter_failed_state(adapter, 1);
return -EIO;
}
dev_info(&adapter->pdev->dev, "vNIC mode disabled\n");
return -EIO;
} else {
/* Perform one time initialization from ready state */
if (ahw->idc.vnic_state != QLCNIC_DEV_NPAR_OPER) {
qlcnic_83xx_idc_update_idc_params(adapter);
/* If the previous state is UNKNOWN, device will be
already attached properly by Init routine*/
if (ahw->idc.prev_state != QLC_83XX_IDC_DEV_UNKNOWN) {
if (qlcnic_83xx_idc_reattach_driver(adapter))
return -EIO;
}
adapter->ahw->idc.vnic_state = QLCNIC_DEV_NPAR_OPER;
dev_info(&adapter->pdev->dev, "vNIC mode enabled\n");
}
}
return 0;
}
static int qlcnic_83xx_idc_unknown_state(struct qlcnic_adapter *adapter)
{
adapter->ahw->idc.err_code = -EIO;
......@@ -802,6 +848,8 @@ static int qlcnic_83xx_idc_need_reset_state(struct qlcnic_adapter *adapter)
qlcnic_83xx_idc_update_audit_reg(adapter, 0, 1);
set_bit(__QLCNIC_RESETTING, &adapter->state);
clear_bit(QLC_83XX_MBX_READY, &adapter->ahw->idc.status);
if (adapter->ahw->nic_mode == QLC_83XX_VIRTUAL_NIC_MODE)
qlcnic_83xx_disable_vnic_mode(adapter, 1);
qlcnic_83xx_idc_detach_driver(adapter);
}
......@@ -1887,7 +1935,10 @@ static int qlcnic_83xx_configure_opmode(struct qlcnic_adapter *adapter)
if (ret == -EIO)
return -EIO;
if (ret == QLC_83XX_DEFAULT_MODE) {
if (ret == QLC_83XX_VIRTUAL_NIC_MODE) {
if (qlcnic_83xx_config_vnic_opmode(adapter))
return -EIO;
} else if (ret == QLC_83XX_DEFAULT_MODE) {
if (qlcnic_83xx_config_default_opmode(adapter))
return -EIO;
}
......
#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 i, ret = -EBUSY;
u32 data = QLCNIC_MGMT_FUNC;
struct qlcnic_hardware_context *ahw = adapter->ahw;
if (qlcnic_83xx_lock_driver(adapter))
return ret;
if (qlcnic_config_npars) {
for (i = 0; i < ahw->act_pci_func; i++) {
id = adapter->npars[i].pci_func;
if (id == ahw->pci_func)
continue;
data |= qlcnic_config_npars &
QLC_83XX_SET_FUNC_OPMODE(0x3, id);
}
} else {
data = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE);
data = (data & ~QLC_83XX_SET_FUNC_OPMODE(0x3, ahw->pci_func)) |
QLC_83XX_SET_FUNC_OPMODE(QLCNIC_MGMT_FUNC,
ahw->pci_func);
}
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;
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;
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);
if (priv_level == 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;
} else if (priv_level == 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;
} else if (priv_level == 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;
} else {
return -EIO;
}
if (ahw->capabilities & BIT_23)
adapter->flags |= QLCNIC_ESWITCH_ENABLED;
else
adapter->flags &= ~QLCNIC_ESWITCH_ENABLED;
adapter->ahw->idc.vnic_state = QLCNIC_DEV_NPAR_NON_OPER;
adapter->ahw->idc.vnic_wait_limit = QLCNIC_DEV_NPAR_OPER_TIMEO;
return 0;
}
......@@ -502,7 +502,8 @@ static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter)
kfree(pci_info);
return ret;
}
static int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
{
struct qlcnic_pci_info *pci_info;
int i, ret = 0, j = 0;
......@@ -851,7 +852,7 @@ void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter,
qlcnic_set_netdev_features(adapter, esw_cfg);
}
static int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter)
{
struct qlcnic_esw_func_cfg esw_cfg;
......@@ -950,7 +951,7 @@ qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
return err;
}
static int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
{
struct qlcnic_esw_func_cfg esw_cfg;
struct qlcnic_npar_info *npar;
......@@ -1007,7 +1008,7 @@ qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
return 0;
}
static int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
{
int i, err;
struct qlcnic_npar_info *npar;
......
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