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Message-Id: <1351556092-16417-15-git-send-email-sony.chacko@qlogic.com>
Date: Mon, 29 Oct 2012 20:14:45 -0400
From: Sony Chacko <sony.chacko@...gic.com>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org, Dept_NX_Linux_NIC_Driver@...gic.com,
Sony Chacko <sony.chacko@...gic.com>
Subject: [PATCH v4 14/21] qlcnic: 83xx base driver
From: Sony Chacko <sony.chacko@...gic.com>
Modify interrupt management and other driver
interface routines to enable base 83xx adapter driver.
Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@...gic.com>
Signed-off-by: Sritej Velaga <sritej.velaga@...gic.com>
Signed-off-by: Sony Chacko <sony.chacko@...gic.com>
---
drivers/net/ethernet/qlogic/qlcnic/qlcnic.h | 1 +
drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 478 +++++++++++++++-------
2 files changed, 339 insertions(+), 140 deletions(-)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
index f03f494..1479a26 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
@@ -1474,6 +1474,7 @@ void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter);
void qlcnic_delete_lb_filters(struct qlcnic_adapter *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);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index a05276a..f9537ca 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -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@....cz>
+ * Copyright (C) 2003 -- 2004 Greg Kroah-Hartman <greg@...ah.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>
@@ -30,8 +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)");
@@ -52,7 +55,7 @@ int qlcnic_load_fw_file;
MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file");
module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444);
-static int qlcnic_config_npars;
+int qlcnic_config_npars;
module_param(qlcnic_config_npars, int, 0444);
MODULE_PARM_DESC(qlcnic_config_npars, "Configure NPARs (0=disabled, 1=enabled");
@@ -65,9 +68,6 @@ 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
@@ -87,6 +87,7 @@ 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);
@@ -105,15 +106,24 @@ 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,}
};
@@ -203,30 +213,6 @@ 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)
{
@@ -259,7 +245,7 @@ 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);
@@ -363,31 +349,66 @@ 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;
}
@@ -440,6 +461,7 @@ 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)
{
@@ -447,6 +469,14 @@ 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 qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw)
@@ -536,8 +566,11 @@ 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;
@@ -620,12 +653,16 @@ static void 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;
}
@@ -719,8 +756,9 @@ 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;
@@ -766,6 +804,10 @@ 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
@@ -848,14 +890,17 @@ 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;
+
+ if (qlcnic_83xx_check(adapter))
+ return;
- features = (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM |
+ 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);
}
@@ -865,12 +910,14 @@ 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);
@@ -891,7 +938,7 @@ qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter)
return 0;
priv_op = adapter->ahw->pci_base0 + QLCNIC_DRV_OP_MODE;
- op_mode = readl(priv_op);
+ op_mode = QLCRD(adapter, QLCNIC_DRV_OP_MODE);
priv_level = QLC_DEV_GET_DRV(op_mode, adapter->ahw->pci_func);
if (op_mode == QLC_DEV_DRV_DEFAULT)
@@ -956,6 +1003,7 @@ 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)
@@ -995,8 +1043,7 @@ 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;
@@ -1059,6 +1106,8 @@ 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;
}
@@ -1133,6 +1182,7 @@ 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;
@@ -1140,7 +1190,8 @@ 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;
@@ -1156,15 +1207,32 @@ 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;
}
@@ -1173,12 +1241,23 @@ 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);
+ }
+ }
}
}
@@ -1186,6 +1265,7 @@ static int
__qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
{
int ring;
+ u32 capab2;
struct qlcnic_host_rds_ring *rds_ring;
if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
@@ -1197,6 +1277,12 @@ __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
if (qlcnic_set_eswitch_port_config(adapter))
return -EIO;
+ if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_MORE_CAPS) {
+ capab2 = QLCRD32(adapter, CRB_FW_CAPABILITIES_2);
+ if (capab2 & QLCNIC_FW_CAPABILITY_2_LRO_MAX_TCP_SEG)
+ adapter->flags |= QLCNIC_FW_LRO_MSS_CAP;
+ }
+
if (qlcnic_fw_create_ctx(adapter))
return -EIO;
@@ -1229,8 +1315,7 @@ __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)
+int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev)
{
int err = 0;
@@ -1358,7 +1443,10 @@ 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);
}
}
@@ -1486,6 +1574,7 @@ 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;
}
@@ -1529,33 +1618,38 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter,
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)
- 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 (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;
+ if (qlcnic_vlan_tx_check(adapter))
+ netdev->features |= (NETIF_F_HW_VLAN_TX);
- netdev->features |= netdev->hw_features |
- NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER;
+ if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO)
+ netdev->features |= NETIF_F_LRO;
netdev->irq = adapter->msix_entries[0].vector;
@@ -1603,7 +1697,7 @@ void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter)
int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
struct net_device *netdev)
{
- int ring, size;
+ int ring, size, vector, index;
struct qlcnic_host_tx_ring *tx_ring;
struct qlcnic_cmd_buffer *cmd_buf_arr;
@@ -1630,6 +1724,17 @@ int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter,
tx_ring->cmd_buf_arr = cmd_buf_arr;
}
+ if (qlcnic_83xx_check(adapter)) {
+ for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) {
+ tx_ring = &adapter->tx_ring[ring];
+ tx_ring->adapter = adapter;
+ if (adapter->flags & QLCNIC_MSIX_ENABLED) {
+ index = adapter->max_sds_rings + ring;
+ vector = adapter->msix_entries[index].vector;
+ tx_ring->irq = vector;
+ }
+ }
+ }
return 0;
}
@@ -1652,7 +1757,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
struct qlcnic_adapter *adapter = NULL;
struct qlcnic_hardware_context *ahw;
int err;
- uint8_t pci_using_dac;
+ uint8_t pci_using_dac = 0;
char board_name[QLCNIC_MAX_BOARD_NAME_LEN];
err = pci_enable_device(pdev);
@@ -1682,6 +1787,10 @@ 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);
@@ -1699,6 +1808,13 @@ 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)
@@ -1729,6 +1845,13 @@ 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))
@@ -1745,6 +1868,11 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
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)
@@ -1778,6 +1906,11 @@ 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);
@@ -1822,6 +1955,12 @@ static void __devexit qlcnic_remove(struct pci_dev *pdev)
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)
@@ -1849,11 +1988,14 @@ static void __devexit 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)
{
struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
@@ -1861,13 +2003,13 @@ static int __qlcnic_shutdown(struct pci_dev *pdev)
int retval;
netif_device_detach(netdev);
-
- qlcnic_cancel_fw_work(adapter);
+ qlcnic_cancel_idc_work(adapter);
if (netif_running(netdev))
qlcnic_down(adapter, netdev);
- qlcnic_clr_all_drv_state(adapter, 0);
+ if (qlcnic_82xx_check(adapter))
+ qlcnic_clr_all_drv_state(adapter, 0);
clear_bit(__QLCNIC_RESETTING, &adapter->state);
@@ -1921,7 +2063,7 @@ 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;
@@ -1973,6 +2115,11 @@ 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;
}
@@ -1980,21 +2127,37 @@ 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]);
}
@@ -2015,6 +2178,9 @@ int qlcnic_check_temp(struct qlcnic_adapter *adapter)
temp = 0;
+ if (qlcnic_83xx_check(adapter))
+ temp = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP);
+
if (qlcnic_82xx_check(adapter))
temp = QLCRD(adapter, QLCNIC_ASIC_TEMP);
@@ -2152,6 +2318,14 @@ 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)
{
@@ -2592,28 +2766,15 @@ 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
@@ -2750,6 +2911,19 @@ 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;
@@ -2809,6 +2983,17 @@ static int qlcnic_attach_func(struct pci_dev *pdev)
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);
if (err) {
@@ -2849,6 +3034,12 @@ 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);
@@ -3012,21 +3203,34 @@ 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)) {
@@ -3040,8 +3244,9 @@ 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;
+
}
static int
@@ -3911,9 +4116,9 @@ static void qlcnic_82xx_remove_sysfs(struct qlcnic_adapter *adapter)
#define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
-static void
-qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
- struct net_device *dev, unsigned long event)
+static void qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
+ struct net_device *dev,
+ unsigned long event)
{
struct in_device *indev;
@@ -3924,12 +4129,12 @@ qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
for_ifa(indev) {
switch (event) {
case NETDEV_UP:
- qlcnic_config_ipaddr(adapter,
- ifa->ifa_address, QLCNIC_IP_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);
+ qlcnic_config_ipaddr(adapter, ifa->ifa_address,
+ QLCNIC_IP_DOWN);
break;
default:
break;
@@ -3939,8 +4144,8 @@ qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
in_dev_put(indev);
}
-static void
-qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
+static void qlcnic_restore_indev_addr(struct net_device *netdev,
+ unsigned long event)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
struct net_device *dev;
@@ -4021,9 +4226,11 @@ 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;
@@ -4071,12 +4278,6 @@ 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);
@@ -4088,7 +4289,6 @@ 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;
@@ -4098,14 +4298,12 @@ 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);
--
1.7.1
--
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