/*
* QLogic qlcnic NIC Driver
* Copyright (c) 2009-2013 QLogic Corporation
*
* See LICENSE.qlcnic for copyright and licensing details.
*/
#include "qlcnic_sriov.h"
#include "qlcnic.h"
#include "qlcnic_83xx_hw.h"
#include <linux/types.h>
static struct qlcnic_hardware_ops qlcnic_sriov_vf_hw_ops = {
.read_crb = qlcnic_83xx_read_crb,
.write_crb = qlcnic_83xx_write_crb,
.read_reg = qlcnic_83xx_rd_reg_indirect,
.write_reg = qlcnic_83xx_wrt_reg_indirect,
.get_mac_address = qlcnic_83xx_get_mac_address,
.setup_intr = qlcnic_83xx_setup_intr,
.alloc_mbx_args = qlcnic_83xx_alloc_mbx_args,
.get_func_no = qlcnic_83xx_get_func_no,
.api_lock = qlcnic_83xx_cam_lock,
.api_unlock = qlcnic_83xx_cam_unlock,
.process_lb_rcv_ring_diag = qlcnic_83xx_process_rcv_ring_diag,
.create_rx_ctx = qlcnic_83xx_create_rx_ctx,
.create_tx_ctx = qlcnic_83xx_create_tx_ctx,
.setup_link_event = qlcnic_83xx_setup_link_event,
.get_nic_info = qlcnic_83xx_get_nic_info,
.get_pci_info = qlcnic_83xx_get_pci_info,
.set_nic_info = qlcnic_83xx_set_nic_info,
.change_macvlan = qlcnic_83xx_sre_macaddr_change,
.napi_enable = qlcnic_83xx_napi_enable,
.napi_disable = qlcnic_83xx_napi_disable,
.config_intr_coal = qlcnic_83xx_config_intr_coal,
.config_rss = qlcnic_83xx_config_rss,
.config_hw_lro = qlcnic_83xx_config_hw_lro,
.config_promisc_mode = qlcnic_83xx_nic_set_promisc,
.change_l2_filter = qlcnic_83xx_change_l2_filter,
.get_board_info = qlcnic_83xx_get_port_info,
};
static struct qlcnic_nic_template qlcnic_sriov_vf_ops = {
.config_bridged_mode = qlcnic_config_bridged_mode,
.config_led = qlcnic_config_led,
.cancel_idc_work = qlcnic_83xx_idc_exit,
.napi_add = qlcnic_83xx_napi_add,
.napi_del = qlcnic_83xx_napi_del,
.config_ipaddr = qlcnic_83xx_config_ipaddr,
.clear_legacy_intr = qlcnic_83xx_clear_legacy_intr,
};
int qlcnic_sriov_init(struct qlcnic_adapter *adapter, int num_vfs)
{
struct qlcnic_sriov *sriov;
if (!qlcnic_sriov_enable_check(adapter))
return -EIO;
sriov = kzalloc(sizeof(struct qlcnic_sriov), GFP_KERNEL);
if (!sriov)
return -ENOMEM;
adapter->ahw->sriov = sriov;
sriov->num_vfs = num_vfs;
return 0;
}
void __qlcnic_sriov_cleanup(struct qlcnic_adapter *adapter)
{
if (!qlcnic_sriov_enable_check(adapter))
return;
kfree(adapter->ahw->sriov);
}
static void qlcnic_sriov_vf_cleanup(struct qlcnic_adapter *adapter)
{
__qlcnic_sriov_cleanup(adapter);
}
void qlcnic_sriov_cleanup(struct qlcnic_adapter *adapter)
{
if (qlcnic_sriov_pf_check(adapter))
qlcnic_sriov_pf_cleanup(adapter);
if (qlcnic_sriov_vf_check(adapter))
qlcnic_sriov_vf_cleanup(adapter);
}
static int qlcnic_sriov_setup_vf(struct qlcnic_adapter *adapter,
int pci_using_dac)
{
int err;
if (!qlcnic_use_msi_x && !!qlcnic_use_msi)
dev_warn(&adapter->pdev->dev,
"83xx adapter do not support MSI interrupts\n");
err = qlcnic_setup_intr(adapter, 1);
if (err) {
dev_err(&adapter->pdev->dev, "Failed to setup interrupt\n");
goto err_out_disable_msi;
}
err = qlcnic_83xx_setup_mbx_intr(adapter);
if (err)
goto err_out_disable_msi;
err = qlcnic_sriov_init(adapter, 1);
if (err)
goto err_out_disable_mbx_intr;
err = qlcnic_setup_netdev(adapter, adapter->netdev, pci_using_dac);
if (err)
goto err_out_cleanup_sriov;
pci_set_drvdata(adapter->pdev, adapter);
dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
adapter->netdev->name);
return 0;
err_out_cleanup_sriov:
__qlcnic_sriov_cleanup(adapter);
err_out_disable_mbx_intr:
qlcnic_83xx_free_mbx_intr(adapter);
err_out_disable_msi:
qlcnic_teardown_intr(adapter);
return err;
}
int qlcnic_sriov_vf_init(struct qlcnic_adapter *adapter, int pci_using_dac)
{
struct qlcnic_hardware_context *ahw = adapter->ahw;
spin_lock_init(&ahw->mbx_lock);
set_bit(QLC_83XX_MBX_READY, &adapter->ahw->idc.status);
ahw->msix_supported = 1;
adapter->flags |= QLCNIC_TX_INTR_SHARED;
if (qlcnic_sriov_setup_vf(adapter, pci_using_dac))
return -EIO;
if (qlcnic_read_mac_addr(adapter))
dev_warn(&adapter->pdev->dev, "failed to read mac addr\n");
set_bit(QLC_83XX_MODULE_LOADED, &adapter->ahw->idc.status);
adapter->ahw->idc.delay = QLC_83XX_IDC_FW_POLL_DELAY;
adapter->ahw->reset_context = 0;
adapter->fw_fail_cnt = 0;
clear_bit(__QLCNIC_RESETTING, &adapter->state);
adapter->need_fw_reset = 0;
return 0;
}
void qlcnic_sriov_vf_set_ops(struct qlcnic_adapter *adapter)
{
struct qlcnic_hardware_context *ahw = adapter->ahw;
ahw->op_mode = QLCNIC_SRIOV_VF_FUNC;
dev_info(&adapter->pdev->dev,
"HAL Version: %d Non Privileged SRIOV function\n",
ahw->fw_hal_version);
adapter->nic_ops = &qlcnic_sriov_vf_ops;
set_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
return;
}
void qlcnic_sriov_vf_register_map(struct qlcnic_hardware_context *ahw)
{
ahw->hw_ops = &qlcnic_sriov_vf_hw_ops;
ahw->reg_tbl = (u32 *)qlcnic_83xx_reg_tbl;
ahw->ext_reg_tbl = (u32 *)qlcnic_83xx_ext_reg_tbl;
}
