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qlcnic: 83xx base driver 

Enable base 83xx adapter driver.

Common driver interface routines like probe,
interface up/down routines, irq and resource
allocation routines are modified to add support for 83xx
adapter.

Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: Sritej Velaga <sritej.velaga@qlogic.com>
Signed-off-by: Sony Chacko <sony.chacko@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sony Chacko 2013-01-01 03:20:21 +00:00 committed by David S. Miller
parent 4be41e92f7
commit 13159183ec
3 changed files with 330 additions and 175 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
View File

@ -1377,6 +1377,7 @@ void qlcnic_delete_lb_filters(struct qlcnic_adapter *adapter);
int qlcnic_dump_fw(struct qlcnic_adapter *);
/* Functions from qlcnic_init.c */
void qlcnic_schedule_work(struct qlcnic_adapter *, work_func_t, int);
int qlcnic_load_firmware(struct qlcnic_adapter *adapter);
int qlcnic_need_fw_reset(struct qlcnic_adapter *adapter);
void qlcnic_request_firmware(struct qlcnic_adapter *adapter);

1
drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
View File

@ -209,7 +209,6 @@ int qlcnic_83xx_napi_add(struct qlcnic_adapter *, struct net_device *);
void qlcnic_83xx_napi_del(struct qlcnic_adapter *);
void qlcnic_83xx_napi_enable(struct qlcnic_adapter *);
void qlcnic_83xx_napi_disable(struct qlcnic_adapter *);
void qlcnic_ind_wr(struct qlcnic_adapter *, u32, u32);
int qlcnic_ind_rd(struct qlcnic_adapter *, u32);
void qlcnic_83xx_get_stats(struct qlcnic_adapter *,

503
drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
View File

@ -2,10 +2,15 @@
* QLogic qlcnic NIC Driver
* Copyright (c) 2009-2010 QLogic Corporation
*
* PCI searching functions pci_get_domain_bus_and_slot & pci_channel_offline
* Copyright (C) 1993 -- 1997 Drew Eckhardt, Frederic Potter,
* David Mosberger-Tang
* Copyright (C) 1997 -- 2000 Martin Mares <mj@ucw.cz>
* Copyright (C) 2003 -- 2004 Greg Kroah-Hartman <greg@kroah.com>.
*
* See LICENSE.qlcnic for copyright and licensing details.
*/
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/interrupt.h>
@ -14,10 +19,10 @@
#include <linux/swab.h>
#include <linux/dma-mapping.h>
#include <linux/if_vlan.h>
#include <net/ip.h>
#include <linux/ipv6.h>
#include <linux/inetdevice.h>
#include <linux/sysfs.h>
#include <linux/aer.h>
#include <linux/log2.h>
@ -30,7 +35,6 @@ char qlcnic_driver_name[] = "qlcnic";
static const char qlcnic_driver_string[] = "QLogic 1/10 GbE "
"Converged/Intelligent Ethernet Driver v" QLCNIC_LINUX_VERSIONID;
static struct workqueue_struct *qlcnic_wq;
static int qlcnic_mac_learn;
module_param(qlcnic_mac_learn, int, 0444);
MODULE_PARM_DESC(qlcnic_mac_learn, "Mac Filter (0=disabled, 1=enabled)");
@ -63,9 +67,6 @@ static void qlcnic_tx_timeout(struct net_device *netdev);
static void qlcnic_attach_work(struct work_struct *work);
static void qlcnic_fwinit_work(struct work_struct *work);
static void qlcnic_fw_poll_work(struct work_struct *work);
static void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
work_func_t func, int delay);
static void qlcnic_cancel_fw_work(struct qlcnic_adapter *adapter);
#ifdef CONFIG_NET_POLL_CONTROLLER
static void qlcnic_poll_controller(struct net_device *netdev);
#endif
@ -78,6 +79,7 @@ static irqreturn_t qlcnic_tmp_intr(int irq, void *data);
static irqreturn_t qlcnic_intr(int irq, void *data);
static irqreturn_t qlcnic_msi_intr(int irq, void *data);
static irqreturn_t qlcnic_msix_intr(int irq, void *data);
static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data);
static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev);
static void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long);
@ -94,15 +96,24 @@ static int qlcnic_vlan_rx_del(struct net_device *, u16);
#define QLCNIC_IS_TSO_CAPABLE(adapter) \
((adapter)->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO)
static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter)
{
struct qlcnic_hardware_context *ahw = adapter->ahw;
if (adapter->pdev->device == PCI_DEVICE_ID_QLOGIC_QLE824X)
return ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX;
else
return 1;
}
/* PCI Device ID Table */
#define ENTRY(device) \
{PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, (device)), \
.class = PCI_CLASS_NETWORK_ETHERNET << 8, .class_mask = ~0}
#define PCI_DEVICE_ID_QLOGIC_QLE824X 0x8020
static DEFINE_PCI_DEVICE_TABLE(qlcnic_pci_tbl) = {
ENTRY(PCI_DEVICE_ID_QLOGIC_QLE824X),
ENTRY(PCI_DEVICE_ID_QLOGIC_QLE834X),
{0,}
};
@ -191,30 +202,6 @@ void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx)
recv_ctx->sds_rings = NULL;
}
static void qlcnic_set_msix_bit(struct pci_dev *pdev, int enable)
{
u32 control;
int pos;
pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX);
if (pos) {
pci_read_config_dword(pdev, pos, &control);
if (enable)
control |= PCI_MSIX_FLAGS_ENABLE;
else
control = 0;
pci_write_config_dword(pdev, pos, control);
}
}
static void qlcnic_init_msix_entries(struct qlcnic_adapter *adapter, int count)
{
int i;
for (i = 0; i < count; i++)
adapter->msix_entries[i].entry = i;
}
static int
qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
{
@ -247,7 +234,7 @@ static int qlcnic_set_mac(struct net_device *netdev, void *p)
return -EOPNOTSUPP;
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
return -EINVAL;
if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
netif_device_detach(netdev);
@ -351,31 +338,66 @@ static struct qlcnic_hardware_ops qlcnic_hw_ops = {
int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix)
{
struct pci_dev *pdev = adapter->pdev;
int err = -1;
int err = -1, i;
int max_tx_rings;
if (!adapter->msix_entries) {
adapter->msix_entries = kcalloc(num_msix,
sizeof(struct msix_entry),
GFP_KERNEL);
if (!adapter->msix_entries) {
dev_err(&pdev->dev, "failed allocating msix_entries\n");
return -ENOMEM;
}
}
adapter->max_sds_rings = 1;
adapter->flags &= ~(QLCNIC_MSI_ENABLED | QLCNIC_MSIX_ENABLED);
qlcnic_set_msix_bit(pdev, 0);
if (adapter->ahw->msix_supported) {
enable_msix:
qlcnic_init_msix_entries(adapter, num_msix);
for (i = 0; i < num_msix; i++)
adapter->msix_entries[i].entry = i;
err = pci_enable_msix(pdev, adapter->msix_entries, num_msix);
if (err == 0) {
adapter->flags |= QLCNIC_MSIX_ENABLED;
qlcnic_set_msix_bit(pdev, 1);
adapter->max_sds_rings = num_msix;
if (qlcnic_83xx_check(adapter)) {
adapter->ahw->num_msix = num_msix;
/* subtract mail box and tx ring vectors */
max_tx_rings = adapter->max_drv_tx_rings;
adapter->max_sds_rings = num_msix -
max_tx_rings - 1;
} else {
adapter->max_sds_rings = num_msix;
}
dev_info(&pdev->dev, "using msi-x interrupts\n");
return err;
}
if (err > 0) {
num_msix = rounddown_pow_of_two(err);
if (num_msix)
} else if (err > 0) {
dev_info(&pdev->dev,
"Unable to allocate %d MSI-X interrupt vectors\n",
num_msix);
if (qlcnic_83xx_check(adapter)) {
if (err < QLC_83XX_MINIMUM_VECTOR)
return err;
err -= (adapter->max_drv_tx_rings + 1);
num_msix = rounddown_pow_of_two(err);
num_msix += (adapter->max_drv_tx_rings + 1);
} else {
num_msix = rounddown_pow_of_two(err);
}
if (num_msix) {
dev_info(&pdev->dev,
"Trying %d MSI-X interrupt vectors\n",
num_msix);
goto enable_msix;
}
} else {
dev_info(&pdev->dev, "Failed to get %d vectors\n",
num_msix);
}
}
return err;
}
@ -428,6 +450,7 @@ int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr)
qlcnic_enable_msi_legacy(adapter);
return 0;
}
static void
qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
{
@ -435,6 +458,14 @@ qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
pci_disable_msix(adapter->pdev);
if (adapter->flags & QLCNIC_MSI_ENABLED)
pci_disable_msi(adapter->pdev);
kfree(adapter->msix_entries);
adapter->msix_entries = NULL;
if (adapter->ahw->intr_tbl) {
vfree(adapter->ahw->intr_tbl);
adapter->ahw->intr_tbl = NULL;
}
}
static void
@ -524,8 +555,11 @@ static int qlcnic_init_pci_info(struct qlcnic_adapter *adapter)
j++;
}
for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++)
for (i = 0; i < QLCNIC_NIU_MAX_XG_PORTS; i++) {
adapter->eswitch[i].flags |= QLCNIC_SWITCH_ENABLE;
if (qlcnic_83xx_check(adapter))
qlcnic_enable_eswitch(adapter, i, 1);
}
kfree(pci_info);
return 0;
@ -574,29 +608,20 @@ err_lock:
return ret;
}
static void
qlcnic_check_vf(struct qlcnic_adapter *adapter)
static void qlcnic_check_vf(struct qlcnic_adapter *adapter,
const struct pci_device_id *ent)
{
void __iomem *msix_base_addr;
void __iomem *priv_op;
u32 func;
u32 msix_base;
u32 op_mode, priv_level;
/* Determine FW API version */
adapter->ahw->fw_hal_version = readl(adapter->ahw->pci_base0 +
QLCNIC_FW_API);
adapter->ahw->fw_hal_version = QLC_SHARED_REG_RD32(adapter,
QLCNIC_FW_API);
/* Find PCI function number */
pci_read_config_dword(adapter->pdev, QLCNIC_MSIX_TABLE_OFFSET, &func);
msix_base_addr = adapter->ahw->pci_base0 + QLCNIC_MSIX_BASE;
msix_base = readl(msix_base_addr);
func = (func - msix_base)/QLCNIC_MSIX_TBL_PGSIZE;
adapter->ahw->pci_func = func;
qlcnic_get_func_no(adapter);
/* Determine function privilege level */
priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE;
op_mode = readl(priv_op);
op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
if (op_mode == QLC_DEV_DRV_DEFAULT)
priv_level = QLCNIC_MGMT_FUNC;
else
@ -613,12 +638,16 @@ qlcnic_check_vf(struct qlcnic_adapter *adapter)
}
#define QLCNIC_82XX_BAR0_LENGTH 0x00200000UL
#define QLCNIC_83XX_BAR0_LENGTH 0x4000
static void qlcnic_get_bar_length(u32 dev_id, ulong *bar)
{
switch (dev_id) {
case PCI_DEVICE_ID_QLOGIC_QLE824X:
*bar = QLCNIC_82XX_BAR0_LENGTH;
break;
case PCI_DEVICE_ID_QLOGIC_QLE834X:
*bar = QLCNIC_83XX_BAR0_LENGTH;
break;
default:
*bar = 0;
}
@ -713,8 +742,9 @@ qlcnic_check_options(struct qlcnic_adapter *adapter)
}
}
dev_info(&pdev->dev, "firmware v%d.%d.%d\n",
fw_major, fw_minor, fw_build);
dev_info(&pdev->dev, "Driver v%s, firmware v%d.%d.%d\n",
QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build);
if (adapter->ahw->port_type == QLCNIC_XGBE) {
if (adapter->flags & QLCNIC_ESWITCH_ENABLED) {
adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_VF;
@ -760,6 +790,10 @@ qlcnic_initialize_nic(struct qlcnic_adapter *adapter)
adapter->ahw->max_mac_filters = nic_info.max_mac_filters;
adapter->ahw->max_mtu = nic_info.max_mtu;
/* Disable NPAR for 83XX */
if (qlcnic_83xx_check(adapter))
return err;
if (adapter->ahw->capabilities & BIT_6)
adapter->flags |= QLCNIC_ESWITCH_ENABLED;
else
@ -839,14 +873,17 @@ qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
struct qlcnic_esw_func_cfg *esw_cfg)
{
struct net_device *netdev = adapter->netdev;
netdev_features_t features, vlan_features;
unsigned long features, vlan_features;
features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
if (qlcnic_83xx_check(adapter))
return;
features = (NETIF_F_SG | NETIF_F_IP_CSUM |
NETIF_F_IPV6_CSUM | NETIF_F_GRO);
vlan_features = (NETIF_F_SG | NETIF_F_IP_CSUM |
NETIF_F_IPV6_CSUM | NETIF_F_HW_VLAN_FILTER);
NETIF_F_IPV6_CSUM);
if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO) {
if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
features |= (NETIF_F_TSO | NETIF_F_TSO6);
vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
}
@ -856,12 +893,14 @@ qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
if (esw_cfg->offload_flags & BIT_0) {
netdev->features |= features;
adapter->rx_csum = 1;
if (!(esw_cfg->offload_flags & BIT_1))
netdev->features &= ~NETIF_F_TSO;
if (!(esw_cfg->offload_flags & BIT_2))
netdev->features &= ~NETIF_F_TSO6;
} else {
netdev->features &= ~features;
adapter->rx_csum = 0;
}
netdev->vlan_features = (features & vlan_features);
@ -870,7 +909,6 @@ qlcnic_set_netdev_features(struct qlcnic_adapter *adapter,
static int
qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
{
void __iomem *priv_op;
u32 op_mode, priv_level;
int err = 0;
@ -881,8 +919,7 @@ qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
if (adapter->flags & QLCNIC_ADAPTER_INITIALIZED)
return 0;
priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE;
op_mode = readl(priv_op);
op_mode = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
if (op_mode == QLC_DEV_DRV_DEFAULT)
@ -947,6 +984,7 @@ static int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter)
return 0;
}
static int
qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter,
struct qlcnic_npar_info *npar, int pci_func)
@ -986,8 +1024,7 @@ static int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter)
npar = &adapter->npars[i];
pci_func = npar->pci_func;
memset(&nic_info, 0, sizeof(struct qlcnic_info));
err = qlcnic_get_nic_info(adapter,
&nic_info, pci_func);
err = qlcnic_get_nic_info(adapter, &nic_info, pci_func);
if (err)
return err;
nic_info.min_tx_bw = npar->min_bw;
@ -1052,6 +1089,8 @@ qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter)
qlcnic_dev_set_npar_ready(adapter);
if (qlcnic_83xx_check(adapter))
qlcnic_83xx_register_nic_idc_func(adapter, 1);
return err;
}
@ -1126,6 +1165,7 @@ qlcnic_request_irq(struct qlcnic_adapter *adapter)
{
irq_handler_t handler;
struct qlcnic_host_sds_ring *sds_ring;
struct qlcnic_host_tx_ring *tx_ring;
int err, ring;
unsigned long flags = 0;
@ -1133,7 +1173,8 @@ qlcnic_request_irq(struct qlcnic_adapter *adapter)
struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
handler = qlcnic_tmp_intr;
if (qlcnic_82xx_check(adapter))
handler = qlcnic_tmp_intr;
if (!QLCNIC_IS_MSI_FAMILY(adapter))
flags |= IRQF_SHARED;
@ -1149,15 +1190,32 @@ qlcnic_request_irq(struct qlcnic_adapter *adapter)
}
adapter->irq = netdev->irq;
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
sprintf(sds_ring->name, "%s[%d]", netdev->name, ring);
err = request_irq(sds_ring->irq, handler,
flags, sds_ring->name, sds_ring);
if (err)
return err;
if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
snprintf(sds_ring->name, sizeof(int) + IFNAMSIZ,
"%s[%d]", netdev->name, ring);
err = request_irq(sds_ring->irq, handler, flags,
sds_ring->name, sds_ring);
if (err)
return err;
}
if (qlcnic_83xx_check(adapter) &&
(adapter->flags & QLCNIC_MSIX_ENABLED)) {
handler = qlcnic_msix_tx_intr;
for (ring = 0; ring < adapter->max_drv_tx_rings;
ring++) {
tx_ring = &adapter->tx_ring[ring];
snprintf(tx_ring->name, sizeof(int) + IFNAMSIZ,
"%s[%d]", netdev->name,
adapter->max_sds_rings + ring);
err = request_irq(tx_ring->irq, handler, flags,
tx_ring->name, tx_ring);
if (err)
return err;
}
}
}
return 0;
}
@ -1166,12 +1224,23 @@ qlcnic_free_irq(struct qlcnic_adapter *adapter)
{
int ring;
struct qlcnic_host_sds_ring *sds_ring;
struct qlcnic_host_tx_ring *tx_ring;
struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
free_irq(sds_ring->irq, sds_ring);
if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
free_irq(sds_ring->irq, sds_ring);
}
if (qlcnic_83xx_check(adapter)) {
for (ring = 0; ring < adapter->max_drv_tx_rings;
ring++) {
tx_ring = &adapter->tx_ring[ring];
if (tx_ring->irq)
free_irq(tx_ring->irq, tx_ring);
}
}
}
}
@ -1229,8 +1298,7 @@ __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
/* Usage: During resume and firmware recovery module.*/
static int
qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
static int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
{
int err = 0;
@ -1358,7 +1426,10 @@ void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings)
if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &adapter->recv_ctx->sds_rings[ring];
qlcnic_disable_int(sds_ring);
if (qlcnic_83xx_check(adapter))
writel(1, sds_ring->crb_intr_mask);
else
qlcnic_disable_int(sds_ring);
}
}
@ -1484,6 +1555,7 @@ qlcnic_reset_hw_context(struct qlcnic_adapter *adapter)
netif_device_attach(netdev);
clear_bit(__QLCNIC_RESETTING, &adapter->state);
dev_err(&adapter->pdev->dev, "%s:\n", __func__);
return 0;
}
@ -1527,33 +1599,38 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev,
int err;
struct pci_dev *pdev = adapter->pdev;
adapter->rx_csum = 1;
adapter->ahw->mc_enabled = 0;
adapter->ahw->max_mc_count = 38;
adapter->ahw->max_mc_count = QLCNIC_MAX_MC_COUNT;
netdev->netdev_ops = &qlcnic_netdev_ops;
netdev->watchdog_timeo = 5*HZ;
netdev->watchdog_timeo = QLCNIC_WATCHDOG_TIMEOUTVALUE * HZ;
qlcnic_change_mtu(netdev, netdev->mtu);
SET_ETHTOOL_OPS(netdev, &qlcnic_ethtool_ops);
netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM |
NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM;
netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
NETIF_F_IPV6_CSUM | NETIF_F_GRO |
NETIF_F_HW_VLAN_RX);
netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM |
NETIF_F_IPV6_CSUM);
if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO)
netdev->hw_features |= NETIF_F_TSO | NETIF_F_TSO6;
if (pci_using_dac == 1)
netdev->hw_features |= NETIF_F_HIGHDMA;
if (QLCNIC_IS_TSO_CAPABLE(adapter)) {
netdev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
netdev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO6);
}
netdev->vlan_features = netdev->hw_features;
if (pci_using_dac) {
netdev->features |= NETIF_F_HIGHDMA;
netdev->vlan_features |= NETIF_F_HIGHDMA;
}
if (qlcnic_vlan_tx_check(adapter))
netdev->features |= (NETIF_F_HW_VLAN_TX);
if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_FVLANTX)
netdev->hw_features |= NETIF_F_HW_VLAN_TX;
if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
netdev->hw_features |= NETIF_F_LRO;
netdev->features |= netdev->hw_features |
NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER;
netdev->features |= NETIF_F_LRO;
netdev->irq = adapter->msix_entries[0].vector;
@ -1582,19 +1659,6 @@ static int qlcnic_set_dma_mask(struct pci_dev *pdev, int *pci_using_dac)
return 0;
}
static int
qlcnic_alloc_msix_entries(struct qlcnic_adapter *adapter, u16 count)
{
adapter->msix_entries = kcalloc(count, sizeof(struct msix_entry),
GFP_KERNEL);
if (adapter->msix_entries)
return 0;
dev_err(&adapter->pdev->dev, "failed allocating msix_entries\n");
return -ENOMEM;
}
void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
{
int ring;
@ -1691,6 +1755,10 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (ent->device == PCI_DEVICE_ID_QLOGIC_QLE824X) {
ahw->hw_ops = &qlcnic_hw_ops;
ahw->reg_tbl = (u32 *)qlcnic_reg_tbl;
} else if (ent->device == PCI_DEVICE_ID_QLOGIC_QLE834X) {
qlcnic_83xx_register_map(ahw);
} else {
goto err_out_free_hw_res;
}
err = qlcnic_setup_pci_map(pdev, ahw);
@ -1708,6 +1776,13 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
adapter = netdev_priv(netdev);
adapter->netdev = netdev;
adapter->pdev = pdev;
adapter->ahw = ahw;
adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
if (adapter->qlcnic_wq == NULL) {
dev_err(&pdev->dev, "Failed to create workqueue\n");
goto err_out_free_netdev;
}
err = qlcnic_alloc_adapter_resources(adapter);
if (err)
@ -1725,7 +1800,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
INIT_LIST_HEAD(&adapter->mac_list);
if (qlcnic_82xx_check(adapter)) {
qlcnic_check_vf(adapter);
qlcnic_check_vf(adapter, ent);
adapter->portnum = adapter->ahw->pci_func;
err = qlcnic_start_firmware(adapter);
if (err) {
@ -1738,6 +1813,13 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_out_free_hw;
adapter->flags |= QLCNIC_NEED_FLR;
} else if (qlcnic_83xx_check(adapter)) {
qlcnic_83xx_check_vf(adapter, ent);
adapter->portnum = adapter->ahw->pci_func;
} else {
dev_err(&pdev->dev,
"%s: failed. Please Reboot\n", __func__);
goto err_out_free_hw;
}
if (qlcnic_read_mac_addr(adapter))
@ -1745,18 +1827,20 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (adapter->portnum == 0) {
qlcnic_get_board_name(adapter, board_name);
pr_info("%s: %s Board Chip rev 0x%x\n",
module_name(THIS_MODULE),
board_name, adapter->ahw->revision_id);
}
err = qlcnic_alloc_msix_entries(adapter, adapter->ahw->max_rx_ques);
if (err)
goto err_out_disable_msi;
err = qlcnic_setup_intr(adapter, 0);
if (err)
goto err_out_disable_msi;
if (qlcnic_83xx_check(adapter)) {
err = qlcnic_83xx_setup_mbx_intr(adapter);
if (err)
goto err_out_disable_msi;
}
err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
if (err)
@ -1790,6 +1874,11 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return 0;
err_out_disable_mbx_intr:
if (qlcnic_83xx_check(adapter)) {
if (adapter->flags & QLCNIC_MSIX_ENABLED)
qlcnic_83xx_config_intrpt(adapter, 0);
qlcnic_83xx_free_mbx_intr(adapter);
}
err_out_disable_msi:
qlcnic_teardown_intr(adapter);
@ -1817,10 +1906,11 @@ err_out_disable_pdev:
return err;
}
static void qlcnic_remove(struct pci_dev *pdev)
static void __devexit qlcnic_remove(struct pci_dev *pdev)
{
struct qlcnic_adapter *adapter;
struct net_device *netdev;
struct qlcnic_hardware_context *ahw;
adapter = pci_get_drvdata(pdev);
if (adapter == NULL)
@ -1828,10 +1918,17 @@ static void qlcnic_remove(struct pci_dev *pdev)
netdev = adapter->netdev;
qlcnic_cancel_fw_work(adapter);
qlcnic_cancel_idc_work(adapter);
ahw = adapter->ahw;
unregister_netdev(netdev);
if (qlcnic_83xx_check(adapter)) {
if (adapter->flags & QLCNIC_MSIX_ENABLED)
qlcnic_83xx_config_intrpt(adapter, 0);
qlcnic_83xx_free_mbx_intr(adapter);
}
qlcnic_detach(adapter);
if (adapter->npars != NULL)
@ -1847,9 +1944,8 @@ static void qlcnic_remove(struct pci_dev *pdev)
qlcnic_free_lb_filters_mem(adapter);
qlcnic_teardown_intr(adapter);
kfree(adapter->msix_entries);
qlcnic_remove_diag_entries(adapter);
qlcnic_remove_sysfs(adapter);
qlcnic_cleanup_pci_map(adapter);
@ -1860,7 +1956,12 @@ static void qlcnic_remove(struct pci_dev *pdev)
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
if (adapter->qlcnic_wq) {
destroy_workqueue(adapter->qlcnic_wq);
adapter->qlcnic_wq = NULL;
}
qlcnic_free_adapter_resources(adapter);
kfree(ahw);
free_netdev(netdev);
}
static int __qlcnic_shutdown(struct pci_dev *pdev)
@ -1871,7 +1972,7 @@ static int __qlcnic_shutdown(struct pci_dev *pdev)
netif_device_detach(netdev);
qlcnic_cancel_fw_work(adapter);
qlcnic_cancel_idc_work(adapter);
if (netif_running(netdev))
qlcnic_down(adapter, netdev);
@ -1884,7 +1985,6 @@ static int __qlcnic_shutdown(struct pci_dev *pdev)
retval = pci_save_state(pdev);
if (retval)
return retval;
if (qlcnic_82xx_check(adapter)) {
if (qlcnic_wol_supported(adapter)) {
pci_enable_wake(pdev, PCI_D3cold, 1);
@ -1932,7 +2032,7 @@ qlcnic_resume(struct pci_dev *pdev)
pci_set_master(pdev);
pci_restore_state(pdev);
err = adapter->nic_ops->start_firmware(adapter);
err = qlcnic_start_firmware(adapter);
if (err) {
dev_err(&pdev->dev, "failed to start firmware\n");
return err;
@ -1990,6 +2090,11 @@ static int qlcnic_close(struct net_device *netdev)
struct qlcnic_adapter *adapter = netdev_priv(netdev);
__qlcnic_down(adapter, netdev);
if (qlcnic_83xx_check(adapter)) {
qlcnic_83xx_register_nic_idc_func(adapter, 0);
cancel_delayed_work_sync(&adapter->idc_aen_work);
}
return 0;
}
@ -1997,21 +2102,37 @@ void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter)
{
void *head;
int i;
struct net_device *netdev = adapter->netdev;
u32 filter_size = 0;
u16 act_pci_func = 0;
if (adapter->fhash.fmax && adapter->fhash.fhead)
return;
act_pci_func = adapter->ahw->act_pci_func;
spin_lock_init(&adapter->mac_learn_lock);
head = kcalloc(QLCNIC_LB_MAX_FILTERS, sizeof(struct hlist_head),
GFP_KERNEL);
if (qlcnic_82xx_check(adapter)) {
filter_size = QLCNIC_LB_MAX_FILTERS;
adapter->fhash.fbucket_size = QLCNIC_LB_BUCKET_SIZE;
} else {
filter_size = QLC_83XX_LB_MAX_FILTERS;
adapter->fhash.fbucket_size = QLC_83XX_LB_BUCKET_SIZE;
}
head = kcalloc(adapter->fhash.fbucket_size,
sizeof(struct hlist_head), GFP_KERNEL);
if (!head)
return;
adapter->fhash.fmax = QLCNIC_LB_MAX_FILTERS;
adapter->fhash.fmax = (filter_size / act_pci_func);
adapter->fhash.fhead = head;
for (i = 0; i < adapter->fhash.fmax; i++)
netdev_info(netdev, "active nic func = %d, mac filter size=%d\n",
act_pci_func, adapter->fhash.fmax);
for (i = 0; i < adapter->fhash.fbucket_size; i++)
INIT_HLIST_HEAD(&adapter->fhash.fhead[i]);
}
@ -2030,6 +2151,9 @@ static int qlcnic_check_temp(struct qlcnic_adapter *adapter)
u32 temp_state, temp_val, temp = 0;
int rv = 0;
if (qlcnic_83xx_check(adapter))
temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
if (qlcnic_82xx_check(adapter))
temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
@ -2167,6 +2291,14 @@ static irqreturn_t qlcnic_msix_intr(int irq, void *data)
return IRQ_HANDLED;
}
static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data)
{
struct qlcnic_host_tx_ring *tx_ring = data;
napi_schedule(&tx_ring->napi);
return IRQ_HANDLED;
}
#ifdef CONFIG_NET_POLL_CONTROLLER
static void qlcnic_poll_controller(struct net_device *netdev)
{
@ -2592,25 +2724,22 @@ void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key)
dev_info(&adapter->pdev->dev, "Pause control frames disabled"
" on all ports\n");
adapter->need_fw_reset = 1;
if (qlcnic_api_lock(adapter))
return;
state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
if (state == QLCNIC_DEV_FAILED || (state == QLCNIC_DEV_BADBAD)) {
netdev_err(adapter->netdev,
"Device is in FAILED state, Please Reboot\n");
qlcnic_api_unlock(adapter);
return;
}
state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
if (state == QLCNIC_DEV_READY) {
QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_NEED_RESET);
QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
QLCNIC_DEV_NEED_RESET);
adapter->flags |= QLCNIC_FW_RESET_OWNER;
QLCDB(adapter, DRV, "NEED_RESET state set\n");
qlcnic_idc_debug_info(adapter, 0);
}
QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER);
QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
QLCNIC_DEV_NPAR_NON_OPER);
qlcnic_api_unlock(adapter);
}
@ -2628,28 +2757,15 @@ qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
qlcnic_api_unlock(adapter);
}
static void
qlcnic_schedule_work(struct qlcnic_adapter *adapter,
work_func_t func, int delay)
void qlcnic_schedule_work(struct qlcnic_adapter *adapter,
work_func_t func, int delay)
{
if (test_bit(__QLCNIC_AER, &adapter->state))
return;
INIT_DELAYED_WORK(&adapter->fw_work, func);
queue_delayed_work(qlcnic_wq, &adapter->fw_work,
round_jiffies_relative(delay));
}
static void
qlcnic_cancel_fw_work(struct qlcnic_adapter *adapter)
{
while (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
msleep(10);
if (!adapter->fw_work.work.func)
return;
cancel_delayed_work_sync(&adapter->fw_work);
queue_delayed_work(adapter->qlcnic_wq, &adapter->fw_work,
round_jiffies_relative(delay));
}
static void
@ -2788,6 +2904,19 @@ reschedule:
qlcnic_schedule_work(adapter, qlcnic_fw_poll_work, FW_POLL_DELAY);
}
struct pci_dev *pci_get_domain_bus_and_slot(int domain, unsigned int bus,
unsigned int devfn)
{
struct pci_dev *dev = NULL;
while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
if (pci_domain_nr(dev->bus) == domain &&
(dev->bus->number == bus && dev->devfn == devfn))
return dev;
}
return NULL;
}
static int qlcnic_is_first_func(struct pci_dev *pdev)
{
struct pci_dev *oth_pdev;
@ -2839,12 +2968,25 @@ static int qlcnic_attach_func(struct pci_dev *pdev)
}
qlcnic_api_unlock(adapter);
err = adapter->nic_ops->start_firmware(adapter);
err = qlcnic_start_firmware(adapter);
if (err)
return err;
qlcnic_clr_drv_state(adapter);
qlcnic_setup_intr(adapter, 0);
kfree(adapter->msix_entries);
adapter->msix_entries = NULL;
err = qlcnic_setup_intr(adapter, 0);
if (qlcnic_83xx_check(adapter)) {
err = qlcnic_83xx_setup_mbx_intr(adapter);
if (err) {
dev_err(&adapter->pdev->dev,
"failed to setup mbx interrupt\n");
qlcnic_clr_all_drv_state(adapter, 1);
clear_bit(__QLCNIC_AER, &adapter->state);
goto done;
}
}
if (netif_running(netdev)) {
err = qlcnic_attach(adapter);
@ -2886,6 +3028,12 @@ static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev,
if (netif_running(netdev))
qlcnic_down(adapter, netdev);
if (qlcnic_83xx_check(adapter)) {
if (adapter->flags & QLCNIC_MSIX_ENABLED)
qlcnic_83xx_config_intrpt(adapter, 0);
qlcnic_83xx_free_mbx_intr(adapter);
}
qlcnic_detach(adapter);
qlcnic_teardown_intr(adapter);
@ -2962,21 +3110,34 @@ int qlcnic_validate_max_rss(struct net_device *netdev, u8 max_hw, u8 val)
int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data)
{
int err;
struct net_device *netdev = adapter->netdev;
int err = 0;
if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
return -EBUSY;
rtnl_lock();
netif_device_detach(netdev);
if (netif_running(netdev))
__qlcnic_down(adapter, netdev);
if (qlcnic_83xx_check(adapter)) {
if (adapter->flags & QLCNIC_MSIX_ENABLED)
qlcnic_83xx_config_intrpt(adapter, 0);
qlcnic_83xx_free_mbx_intr(adapter);
}
qlcnic_detach(adapter);
qlcnic_teardown_intr(adapter);
err = adapter->ahw->hw_ops->setup_intr(adapter, data);
if (err)
dev_err(&adapter->pdev->dev,
"failed setting max_rss; rss disabled\n");
if (qlcnic_enable_msix(adapter, data)) {
netdev_info(netdev, "failed setting max_rss; rss disabled\n");
qlcnic_enable_msi_legacy(adapter);
if (qlcnic_83xx_check(adapter)) {
err = qlcnic_83xx_setup_mbx_intr(adapter);
if (err) {
dev_err(&adapter->pdev->dev,
"failed to setup mbx interrupt\n");
goto done;
}
}
if (netif_running(netdev)) {
@ -2991,6 +3152,7 @@ int qlcnic_set_max_rss(struct qlcnic_adapter *adapter, u8 data)
done:
netif_device_attach(netdev);
clear_bit(__QLCNIC_RESETTING, &adapter->state);
rtnl_unlock();
return err;
}
@ -3108,9 +3270,11 @@ recheck:
switch (event) {
case NETDEV_UP:
qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_UP);
break;
case NETDEV_DOWN:
qlcnic_config_ipaddr(adapter, ifa->ifa_address, QLCNIC_IP_DOWN);
break;
default:
break;
@ -3158,12 +3322,6 @@ static int __init qlcnic_init_module(void)
printk(KERN_INFO "%s\n", qlcnic_driver_string);
qlcnic_wq = create_singlethread_workqueue("qlcnic");
if (qlcnic_wq == NULL) {
printk(KERN_ERR "qlcnic: cannot create workqueue\n");
return -ENOMEM;
}
#ifdef CONFIG_INET
register_netdevice_notifier(&qlcnic_netdev_cb);
register_inetaddr_notifier(&qlcnic_inetaddr_cb);
@ -3175,7 +3333,6 @@ static int __init qlcnic_init_module(void)
unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
unregister_netdevice_notifier(&qlcnic_netdev_cb);
#endif
destroy_workqueue(qlcnic_wq);
}
return ret;
@ -3185,14 +3342,12 @@ module_init(qlcnic_init_module);
static void __exit qlcnic_exit_module(void)
{
pci_unregister_driver(&qlcnic_driver);
#ifdef CONFIG_INET
unregister_inetaddr_notifier(&qlcnic_inetaddr_cb);
unregister_netdevice_notifier(&qlcnic_netdev_cb);
#endif
destroy_workqueue(qlcnic_wq);
}
module_exit(qlcnic_exit_module);