aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/netxen/netxen_nic_main.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/netxen/netxen_nic_main.c')
-rw-r--r--drivers/net/netxen/netxen_nic_main.c411
1 files changed, 220 insertions, 191 deletions
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index aef77289bd3..98737ef7293 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -29,7 +29,7 @@
*/
#include <linux/vmalloc.h>
-#include <linux/highmem.h>
+#include <linux/interrupt.h>
#include "netxen_nic_hw.h"
#include "netxen_nic.h"
@@ -107,10 +107,9 @@ static uint32_t crb_cmd_producer[4] = {
void
netxen_nic_update_cmd_producer(struct netxen_adapter *adapter,
- uint32_t crb_producer)
+ struct nx_host_tx_ring *tx_ring, u32 producer)
{
- adapter->pci_write_normalize(adapter,
- adapter->crb_addr_cmd_producer, crb_producer);
+ NXWR32(adapter, tx_ring->crb_cmd_producer, producer);
}
static uint32_t crb_cmd_consumer[4] = {
@@ -120,10 +119,9 @@ static uint32_t crb_cmd_consumer[4] = {
static inline void
netxen_nic_update_cmd_consumer(struct netxen_adapter *adapter,
- u32 crb_consumer)
+ struct nx_host_tx_ring *tx_ring, u32 consumer)
{
- adapter->pci_write_normalize(adapter,
- adapter->crb_addr_cmd_consumer, crb_consumer);
+ NXWR32(adapter, tx_ring->crb_cmd_consumer, consumer);
}
static uint32_t msi_tgt_status[8] = {
@@ -139,37 +137,54 @@ static inline void netxen_nic_disable_int(struct nx_host_sds_ring *sds_ring)
{
struct netxen_adapter *adapter = sds_ring->adapter;
- adapter->pci_write_normalize(adapter, sds_ring->crb_intr_mask, 0);
+ NXWR32(adapter, sds_ring->crb_intr_mask, 0);
}
static inline void netxen_nic_enable_int(struct nx_host_sds_ring *sds_ring)
{
struct netxen_adapter *adapter = sds_ring->adapter;
- adapter->pci_write_normalize(adapter, sds_ring->crb_intr_mask, 0x1);
+ NXWR32(adapter, sds_ring->crb_intr_mask, 0x1);
if (!NETXEN_IS_MSI_FAMILY(adapter))
adapter->pci_write_immediate(adapter,
adapter->legacy_intr.tgt_mask_reg, 0xfbff);
}
+static int
+netxen_alloc_sds_rings(struct netxen_recv_context *recv_ctx, int count)
+{
+ int size = sizeof(struct nx_host_sds_ring) * count;
+
+ recv_ctx->sds_rings = kzalloc(size, GFP_KERNEL);
+
+ return (recv_ctx->sds_rings == NULL);
+}
+
static void
+netxen_free_sds_rings(struct netxen_recv_context *recv_ctx)
+{
+ if (recv_ctx->sds_rings != NULL)
+ kfree(recv_ctx->sds_rings);
+}
+
+static int
netxen_napi_add(struct netxen_adapter *adapter, struct net_device *netdev)
{
int ring;
struct nx_host_sds_ring *sds_ring;
struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
- if (adapter->flags & NETXEN_NIC_MSIX_ENABLED)
- adapter->max_sds_rings = (num_online_cpus() >= 4) ? 4 : 2;
- else
- adapter->max_sds_rings = 1;
+ if (netxen_alloc_sds_rings(recv_ctx, adapter->max_sds_rings))
+ return 1;
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
netif_napi_add(netdev, &sds_ring->napi,
netxen_nic_poll, NETXEN_NETDEV_WEIGHT);
}
+
+ return 0;
}
static void
@@ -195,8 +210,9 @@ netxen_napi_disable(struct netxen_adapter *adapter)
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
- netxen_nic_disable_int(sds_ring);
napi_disable(&sds_ring->napi);
+ netxen_nic_disable_int(sds_ring);
+ synchronize_irq(sds_ring->irq);
}
}
@@ -240,7 +256,7 @@ nx_update_dma_mask(struct netxen_adapter *adapter)
change = 0;
- shift = netxen_nic_reg_read(adapter, CRB_DMA_SHIFT);
+ shift = NXRD32(adapter, CRB_DMA_SHIFT);
if (shift >= 32)
return 0;
@@ -268,10 +284,21 @@ static void netxen_check_options(struct netxen_adapter *adapter)
else if (adapter->ahw.port_type == NETXEN_NIC_GBE)
adapter->num_rxd = MAX_RCV_DESCRIPTORS_1G;
- if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ adapter->msix_supported = 0;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
adapter->msix_supported = !!use_msi_x;
- else
- adapter->msix_supported = 0;
+ adapter->rss_supported = !!use_msi_x;
+ } else if (adapter->fw_version >= NETXEN_VERSION_CODE(3, 4, 336)) {
+ switch (adapter->ahw.board_type) {
+ case NETXEN_BRDTYPE_P2_SB31_10G:
+ case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
+ adapter->msix_supported = !!use_msi_x;
+ adapter->rss_supported = !!use_msi_x;
+ break;
+ default:
+ break;
+ }
+ }
adapter->num_txd = MAX_CMD_DESCRIPTORS_HOST;
adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS;
@@ -287,43 +314,34 @@ netxen_check_hw_init(struct netxen_adapter *adapter, int first_boot)
if (first_boot == 0x55555555) {
/* This is the first boot after power up */
- adapter->pci_write_normalize(adapter,
- NETXEN_CAM_RAM(0x1fc), NETXEN_BDINFO_MAGIC);
+ NXWR32(adapter, NETXEN_CAM_RAM(0x1fc), NETXEN_BDINFO_MAGIC);
if (!NX_IS_REVISION_P2(adapter->ahw.revision_id))
return 0;
/* PCI bus master workaround */
- adapter->hw_read_wx(adapter,
- NETXEN_PCIE_REG(0x4), &first_boot, 4);
+ first_boot = NXRD32(adapter, NETXEN_PCIE_REG(0x4));
if (!(first_boot & 0x4)) {
first_boot |= 0x4;
- adapter->hw_write_wx(adapter,
- NETXEN_PCIE_REG(0x4), &first_boot, 4);
- adapter->hw_read_wx(adapter,
- NETXEN_PCIE_REG(0x4), &first_boot, 4);
+ NXWR32(adapter, NETXEN_PCIE_REG(0x4), first_boot);
+ first_boot = NXRD32(adapter, NETXEN_PCIE_REG(0x4));
}
/* This is the first boot after power up */
- adapter->hw_read_wx(adapter,
- NETXEN_ROMUSB_GLB_SW_RESET, &first_boot, 4);
+ first_boot = NXRD32(adapter, NETXEN_ROMUSB_GLB_SW_RESET);
if (first_boot != 0x80000f) {
/* clear the register for future unloads/loads */
- adapter->pci_write_normalize(adapter,
- NETXEN_CAM_RAM(0x1fc), 0);
+ NXWR32(adapter, NETXEN_CAM_RAM(0x1fc), 0);
return -EIO;
}
/* Start P2 boot loader */
- val = adapter->pci_read_normalize(adapter,
- NETXEN_ROMUSB_GLB_PEGTUNE_DONE);
- adapter->pci_write_normalize(adapter,
- NETXEN_ROMUSB_GLB_PEGTUNE_DONE, val | 0x1);
+ val = NXRD32(adapter, NETXEN_ROMUSB_GLB_PEGTUNE_DONE);
+ NXWR32(adapter, NETXEN_ROMUSB_GLB_PEGTUNE_DONE, val | 0x1);
timeout = 0;
do {
msleep(1);
- val = adapter->pci_read_normalize(adapter,
- NETXEN_CAM_RAM(0x1fc));
+ val = NXRD32(adapter, NETXEN_CAM_RAM(0x1fc));
if (++timeout > 5000)
return -EIO;
@@ -342,24 +360,19 @@ static void netxen_set_port_mode(struct netxen_adapter *adapter)
(val == NETXEN_BRDTYPE_P3_XG_LOM)) {
if (port_mode == NETXEN_PORT_MODE_802_3_AP) {
data = NETXEN_PORT_MODE_802_3_AP;
- adapter->hw_write_wx(adapter,
- NETXEN_PORT_MODE_ADDR, &data, 4);
+ NXWR32(adapter, NETXEN_PORT_MODE_ADDR, data);
} else if (port_mode == NETXEN_PORT_MODE_XG) {
data = NETXEN_PORT_MODE_XG;
- adapter->hw_write_wx(adapter,
- NETXEN_PORT_MODE_ADDR, &data, 4);
+ NXWR32(adapter, NETXEN_PORT_MODE_ADDR, data);
} else if (port_mode == NETXEN_PORT_MODE_AUTO_NEG_1G) {
data = NETXEN_PORT_MODE_AUTO_NEG_1G;
- adapter->hw_write_wx(adapter,
- NETXEN_PORT_MODE_ADDR, &data, 4);
+ NXWR32(adapter, NETXEN_PORT_MODE_ADDR, data);
} else if (port_mode == NETXEN_PORT_MODE_AUTO_NEG_XG) {
data = NETXEN_PORT_MODE_AUTO_NEG_XG;
- adapter->hw_write_wx(adapter,
- NETXEN_PORT_MODE_ADDR, &data, 4);
+ NXWR32(adapter, NETXEN_PORT_MODE_ADDR, data);
} else {
data = NETXEN_PORT_MODE_AUTO_NEG;
- adapter->hw_write_wx(adapter,
- NETXEN_PORT_MODE_ADDR, &data, 4);
+ NXWR32(adapter, NETXEN_PORT_MODE_ADDR, data);
}
if ((wol_port_mode != NETXEN_PORT_MODE_802_3_AP) &&
@@ -368,8 +381,7 @@ static void netxen_set_port_mode(struct netxen_adapter *adapter)
(wol_port_mode != NETXEN_PORT_MODE_AUTO_NEG_XG)) {
wol_port_mode = NETXEN_PORT_MODE_AUTO_NEG;
}
- adapter->hw_write_wx(adapter, NETXEN_WOL_PORT_MODE,
- &wol_port_mode, 4);
+ NXWR32(adapter, NETXEN_WOL_PORT_MODE, wol_port_mode);
}
}
@@ -389,11 +401,11 @@ static void netxen_set_msix_bit(struct pci_dev *pdev, int enable)
}
}
-static void netxen_init_msix_entries(struct netxen_adapter *adapter)
+static void netxen_init_msix_entries(struct netxen_adapter *adapter, int count)
{
int i;
- for (i = 0; i < MSIX_ENTRIES_PER_ADAPTER; i++)
+ for (i = 0; i < count; i++)
adapter->msix_entries[i].entry = i;
}
@@ -424,20 +436,38 @@ netxen_read_mac_addr(struct netxen_adapter *adapter)
if (!is_valid_ether_addr(netdev->perm_addr))
dev_warn(&pdev->dev, "Bad MAC address %pM.\n", netdev->dev_addr);
- else
- adapter->macaddr_set(adapter, netdev->dev_addr);
return 0;
}
+int netxen_nic_set_mac(struct net_device *netdev, void *p)
+{
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ struct sockaddr *addr = p;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EINVAL;
+
+ if (netif_running(netdev)) {
+ netif_device_detach(netdev);
+ netxen_napi_disable(adapter);
+ }
+
+ memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
+ adapter->macaddr_set(adapter, addr->sa_data);
+
+ if (netif_running(netdev)) {
+ netif_device_attach(netdev);
+ netxen_napi_enable(adapter);
+ }
+ return 0;
+}
+
static void netxen_set_multicast_list(struct net_device *dev)
{
struct netxen_adapter *adapter = netdev_priv(dev);
- if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
- netxen_p3_nic_set_multi(dev);
- else
- netxen_p2_nic_set_multi(dev);
+ adapter->set_multi(dev);
}
static const struct net_device_ops netxen_netdev_ops = {
@@ -460,10 +490,17 @@ netxen_setup_intr(struct netxen_adapter *adapter)
{
struct netxen_legacy_intr_set *legacy_intrp;
struct pci_dev *pdev = adapter->pdev;
+ int err, num_msix;
+
+ if (adapter->rss_supported) {
+ num_msix = (num_online_cpus() >= MSIX_ENTRIES_PER_ADAPTER) ?
+ MSIX_ENTRIES_PER_ADAPTER : 2;
+ } else
+ num_msix = 1;
+
+ adapter->max_sds_rings = 1;
adapter->flags &= ~(NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED);
- adapter->intr_scheme = -1;
- adapter->msi_mode = -1;
if (adapter->ahw.revision_id >= NX_P3_B0)
legacy_intrp = &legacy_intr[adapter->ahw.pci_func];
@@ -478,24 +515,36 @@ netxen_setup_intr(struct netxen_adapter *adapter)
if (adapter->msix_supported) {
- netxen_init_msix_entries(adapter);
- if (pci_enable_msix(pdev, adapter->msix_entries,
- MSIX_ENTRIES_PER_ADAPTER))
- goto request_msi;
+ netxen_init_msix_entries(adapter, num_msix);
+ err = pci_enable_msix(pdev, adapter->msix_entries, num_msix);
+ if (err == 0) {
+ adapter->flags |= NETXEN_NIC_MSIX_ENABLED;
+ netxen_set_msix_bit(pdev, 1);
- adapter->flags |= NETXEN_NIC_MSIX_ENABLED;
- netxen_set_msix_bit(pdev, 1);
- dev_info(&pdev->dev, "using msi-x interrupts\n");
+ if (adapter->rss_supported)
+ adapter->max_sds_rings = num_msix;
- } else {
-request_msi:
- if (use_msi && !pci_enable_msi(pdev)) {
- adapter->flags |= NETXEN_NIC_MSI_ENABLED;
- dev_info(&pdev->dev, "using msi interrupts\n");
- } else
- dev_info(&pdev->dev, "using legacy interrupts\n");
+ dev_info(&pdev->dev, "using msi-x interrupts\n");
+ return;
+ }
+
+ if (err > 0)
+ pci_disable_msix(pdev);
+
+ /* fall through for msi */
+ }
+
+ if (use_msi && !pci_enable_msi(pdev)) {
+ adapter->flags |= NETXEN_NIC_MSI_ENABLED;
+ adapter->msi_tgt_status =
+ msi_tgt_status[adapter->ahw.pci_func];
+ dev_info(&pdev->dev, "using msi interrupts\n");
adapter->msix_entries[0].vector = pdev->irq;
+ return;
}
+
+ dev_info(&pdev->dev, "using legacy interrupts\n");
+ adapter->msix_entries[0].vector = pdev->irq;
}
static void
@@ -552,8 +601,6 @@ netxen_setup_pci_map(struct netxen_adapter *adapter)
adapter->hw_read_wx = netxen_nic_hw_read_wx_128M;
adapter->pci_read_immediate = netxen_nic_pci_read_immediate_128M;
adapter->pci_write_immediate = netxen_nic_pci_write_immediate_128M;
- adapter->pci_read_normalize = netxen_nic_pci_read_normalize_128M;
- adapter->pci_write_normalize = netxen_nic_pci_write_normalize_128M;
adapter->pci_set_window = netxen_nic_pci_set_window_128M;
adapter->pci_mem_read = netxen_nic_pci_mem_read_128M;
adapter->pci_mem_write = netxen_nic_pci_mem_write_128M;
@@ -575,9 +622,6 @@ netxen_setup_pci_map(struct netxen_adapter *adapter)
adapter->pci_read_immediate = netxen_nic_pci_read_immediate_2M;
adapter->pci_write_immediate =
netxen_nic_pci_write_immediate_2M;
- adapter->pci_read_normalize = netxen_nic_pci_read_normalize_2M;
- adapter->pci_write_normalize =
- netxen_nic_pci_write_normalize_2M;
adapter->pci_set_window = netxen_nic_pci_set_window_2M;
adapter->pci_mem_read = netxen_nic_pci_mem_read_2M;
adapter->pci_mem_write = netxen_nic_pci_mem_write_2M;
@@ -643,25 +687,22 @@ err_out:
}
static int
-netxen_start_firmware(struct netxen_adapter *adapter)
+netxen_start_firmware(struct netxen_adapter *adapter, int request_fw)
{
int val, err, first_boot;
struct pci_dev *pdev = adapter->pdev;
int first_driver = 0;
- if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
- if (adapter->ahw.pci_func == 0)
- first_driver = 1;
- } else {
- if (adapter->portnum == 0)
- first_driver = 1;
- }
+
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ first_driver = (adapter->portnum == 0);
+ else
+ first_driver = (adapter->ahw.pci_func == 0);
if (!first_driver)
return 0;
- first_boot = adapter->pci_read_normalize(adapter,
- NETXEN_CAM_RAM(0x1fc));
+ first_boot = NXRD32(adapter, NETXEN_CAM_RAM(0x1fc));
err = netxen_check_hw_init(adapter, first_boot);
if (err) {
@@ -669,14 +710,16 @@ netxen_start_firmware(struct netxen_adapter *adapter)
return err;
}
+ if (request_fw)
+ netxen_request_firmware(adapter);
+
if (first_boot != 0x55555555) {
- adapter->pci_write_normalize(adapter,
- CRB_CMDPEG_STATE, 0);
+ NXWR32(adapter, CRB_CMDPEG_STATE, 0);
netxen_pinit_from_rom(adapter, 0);
msleep(1);
}
- netxen_nic_reg_write(adapter, CRB_DMA_SHIFT, 0x55555555);
+ NXWR32(adapter, CRB_DMA_SHIFT, 0x55555555);
if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
netxen_set_port_mode(adapter);
@@ -688,8 +731,7 @@ netxen_start_firmware(struct netxen_adapter *adapter)
val = 0x7654;
if (adapter->ahw.port_type == NETXEN_NIC_XGBE)
val |= 0x0f000000;
- netxen_crb_writelit_adapter(adapter,
- NETXEN_MAC_ADDR_CNTL_REG, val);
+ NXWR32(adapter, NETXEN_MAC_ADDR_CNTL_REG, val);
}
@@ -703,7 +745,7 @@ netxen_start_firmware(struct netxen_adapter *adapter)
val = (_NETXEN_NIC_LINUX_MAJOR << 16)
| ((_NETXEN_NIC_LINUX_MINOR << 8))
| (_NETXEN_NIC_LINUX_SUBVERSION);
- adapter->pci_write_normalize(adapter, CRB_DRIVER_VERSION, val);
+ NXWR32(adapter, CRB_DRIVER_VERSION, val);
/* Handshake with the card before we register the devices. */
err = netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
@@ -726,15 +768,6 @@ netxen_nic_request_irq(struct netxen_adapter *adapter)
struct net_device *netdev = adapter->netdev;
struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
- if ((adapter->msi_mode != MSI_MODE_MULTIFUNC) ||
- (adapter->intr_scheme != INTR_SCHEME_PERPORT)) {
- printk(KERN_ERR "%s: Firmware interrupt scheme is "
- "incompatible with driver\n",
- netdev->name);
- adapter->driver_mismatch = 1;
- return -EINVAL;
- }
-
if (adapter->flags & NETXEN_NIC_MSIX_ENABLED)
handler = netxen_msix_intr;
else if (adapter->flags & NETXEN_NIC_MSI_ENABLED)
@@ -747,7 +780,7 @@ netxen_nic_request_irq(struct netxen_adapter *adapter)
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
- sprintf(sds_ring->name, "%16s[%d]", netdev->name, 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)
@@ -782,22 +815,26 @@ netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev)
netxen_nic_driver_name, adapter->portnum);
return err;
}
- adapter->macaddr_set(adapter, netdev->dev_addr);
-
- netxen_nic_set_link_parameters(adapter);
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ adapter->macaddr_set(adapter, netdev->dev_addr);
- netxen_set_multicast_list(netdev);
- if (adapter->set_mtu)
- adapter->set_mtu(adapter, netdev->mtu);
+ adapter->set_multi(netdev);
+ adapter->set_mtu(adapter, netdev->mtu);
adapter->ahw.linkup = 0;
- mod_timer(&adapter->watchdog_timer, jiffies);
netxen_napi_enable(adapter);
if (adapter->max_sds_rings > 1)
netxen_config_rss(adapter, 1);
+ if (adapter->capabilities & NX_FW_CAPABILITY_LINK_NOTIFICATION)
+ netxen_linkevent_request(adapter, 1);
+ else
+ netxen_nic_set_link_parameters(adapter);
+
+ mod_timer(&adapter->watchdog_timer, jiffies);
+
return 0;
}
@@ -806,11 +843,15 @@ netxen_nic_down(struct netxen_adapter *adapter, struct net_device *netdev)
{
netif_carrier_off(netdev);
netif_stop_queue(netdev);
- netxen_napi_disable(adapter);
if (adapter->stop_port)
adapter->stop_port(adapter);
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ netxen_p3_free_mac_list(adapter);
+
+ netxen_napi_disable(adapter);
+
netxen_release_tx_buffers(adapter);
FLUSH_SCHEDULED_WORK();
@@ -825,6 +866,7 @@ netxen_nic_attach(struct netxen_adapter *adapter)
struct pci_dev *pdev = adapter->pdev;
int err, ring;
struct nx_host_rds_ring *rds_ring;
+ struct nx_host_tx_ring *tx_ring;
err = netxen_init_firmware(adapter);
if (err != 0) {
@@ -854,13 +896,12 @@ netxen_nic_attach(struct netxen_adapter *adapter)
}
if (adapter->fw_major < 4) {
- adapter->crb_addr_cmd_producer =
- crb_cmd_producer[adapter->portnum];
- adapter->crb_addr_cmd_consumer =
- crb_cmd_consumer[adapter->portnum];
+ tx_ring = adapter->tx_ring;
+ tx_ring->crb_cmd_producer = crb_cmd_producer[adapter->portnum];
+ tx_ring->crb_cmd_consumer = crb_cmd_consumer[adapter->portnum];
- netxen_nic_update_cmd_producer(adapter, 0);
- netxen_nic_update_cmd_consumer(adapter, 0);
+ netxen_nic_update_cmd_producer(adapter, tx_ring, 0);
+ netxen_nic_update_cmd_consumer(adapter, tx_ring, 0);
}
for (ring = 0; ring < adapter->max_rds_rings; ring++) {
@@ -889,10 +930,9 @@ err_out_free_sw:
static void
netxen_nic_detach(struct netxen_adapter *adapter)
{
- netxen_nic_free_irq(adapter);
-
netxen_release_rx_buffers(adapter);
netxen_free_hw_resources(adapter);
+ netxen_nic_free_irq(adapter);
netxen_free_sw_resources(adapter);
adapter->is_up = 0;
@@ -957,6 +997,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
rwlock_init(&adapter->adapter_lock);
spin_lock_init(&adapter->tx_clean_lock);
+ INIT_LIST_HEAD(&adapter->mac_list);
err = netxen_setup_pci_map(adapter);
if (err)
@@ -979,6 +1020,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
SET_ETHTOOL_OPS(netdev, &netxen_nic_ethtool_ops);
netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO);
+ netdev->features |= (NETIF_F_GRO);
netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO);
if (NX_IS_REVISION_P3(revision_id)) {
@@ -1011,7 +1053,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
break;
}
- err = netxen_start_firmware(adapter);
+ err = netxen_start_firmware(adapter, 1);
if (err)
goto err_out_iounmap;
@@ -1024,8 +1066,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
*/
adapter->physical_port = adapter->portnum;
if (adapter->fw_major < 4) {
- i = adapter->pci_read_normalize(adapter,
- CRB_V2P(adapter->portnum));
+ i = NXRD32(adapter, CRB_V2P(adapter->portnum));
if (i != 0x55555555)
adapter->physical_port = i;
}
@@ -1036,10 +1077,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netdev->irq = adapter->msix_entries[0].vector;
- netxen_napi_add(adapter, netdev);
-
- err = netxen_receive_peg_ready(adapter);
- if (err)
+ if (netxen_napi_add(adapter, netdev))
goto err_out_disable_msi;
init_timer(&adapter->watchdog_timer);
@@ -1113,18 +1151,18 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) {
netxen_nic_detach(adapter);
-
- if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
- netxen_p3_free_mac_list(adapter);
}
if (adapter->portnum == 0)
netxen_free_adapter_offload(adapter);
netxen_teardown_intr(adapter);
+ netxen_free_sds_rings(&adapter->recv_ctx);
netxen_cleanup_pci_map(adapter);
+ netxen_release_firmware(adapter);
+
pci_release_regions(pdev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
@@ -1176,7 +1214,7 @@ netxen_nic_resume(struct pci_dev *pdev)
adapter->curr_window = 255;
- err = netxen_start_firmware(adapter);
+ err = netxen_start_firmware(adapter, 0);
if (err) {
dev_err(&pdev->dev, "failed to start firmware\n");
return err;
@@ -1315,7 +1353,7 @@ static int
netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
{
struct netxen_adapter *adapter = netdev_priv(netdev);
- struct netxen_hardware_context *hw = &adapter->ahw;
+ struct nx_host_tx_ring *tx_ring = adapter->tx_ring;
unsigned int first_seg_len = skb->len - skb->data_len;
struct netxen_cmd_buffer *pbuf;
struct netxen_skb_frag *buffrag;
@@ -1326,28 +1364,26 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
u32 producer, consumer;
int frag_count, no_of_desc;
- u32 num_txd = adapter->num_txd;
+ u32 num_txd = tx_ring->num_desc;
bool is_tso = false;
frag_count = skb_shinfo(skb)->nr_frags + 1;
- /* There 4 fragments per descriptor */
+ /* 4 fragments per cmd des */
no_of_desc = (frag_count + 3) >> 2;
- producer = adapter->cmd_producer;
+ producer = tx_ring->producer;
smp_mb();
- consumer = adapter->last_cmd_consumer;
- if ((no_of_desc+2) > find_diff_among(producer, consumer, num_txd)) {
+ consumer = tx_ring->sw_consumer;
+ if ((no_of_desc+2) >= find_diff_among(producer, consumer, num_txd)) {
netif_stop_queue(netdev);
smp_mb();
return NETDEV_TX_BUSY;
}
- /* Copy the descriptors into the hardware */
- hwdesc = &hw->cmd_desc_head[producer];
+ hwdesc = &tx_ring->desc_head[producer];
netxen_clear_cmddesc((u64 *)hwdesc);
- /* Take skb->data itself */
- pbuf = &adapter->cmd_buf_arr[producer];
+ pbuf = &tx_ring->cmd_buf_arr[producer];
is_tso = netxen_tso_check(netdev, hwdesc, skb);
@@ -1376,9 +1412,9 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
if ((i & 0x3) == 0) {
k = 0;
producer = get_next_index(producer, num_txd);
- hwdesc = &hw->cmd_desc_head[producer];
+ hwdesc = &tx_ring->desc_head[producer];
netxen_clear_cmddesc((u64 *)hwdesc);
- pbuf = &adapter->cmd_buf_arr[producer];
+ pbuf = &tx_ring->cmd_buf_arr[producer];
pbuf->skb = NULL;
}
frag = &skb_shinfo(skb)->frags[i - 1];
@@ -1430,8 +1466,8 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
more_hdr = 0;
}
/* copy the MAC/IP/TCP headers to the cmd descriptor list */
- hwdesc = &hw->cmd_desc_head[producer];
- pbuf = &adapter->cmd_buf_arr[producer];
+ hwdesc = &tx_ring->desc_head[producer];
+ pbuf = &tx_ring->cmd_buf_arr[producer];
pbuf->skb = NULL;
/* copy the first 64 bytes */
@@ -1440,8 +1476,8 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
producer = get_next_index(producer, num_txd);
if (more_hdr) {
- hwdesc = &hw->cmd_desc_head[producer];
- pbuf = &adapter->cmd_buf_arr[producer];
+ hwdesc = &tx_ring->desc_head[producer];
+ pbuf = &tx_ring->cmd_buf_arr[producer];
pbuf->skb = NULL;
/* copy the next 64 bytes - should be enough except
* for pathological case
@@ -1454,13 +1490,12 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
}
}
- adapter->cmd_producer = producer;
+ tx_ring->producer = producer;
adapter->stats.txbytes += skb->len;
- netxen_nic_update_cmd_producer(adapter, adapter->cmd_producer);
+ netxen_nic_update_cmd_producer(adapter, tx_ring, producer);
adapter->stats.xmitcalled++;
- netdev->trans_start = jiffies;
return NETDEV_TX_OK;
@@ -1476,7 +1511,7 @@ static int netxen_nic_check_temp(struct netxen_adapter *adapter)
uint32_t temp, temp_state, temp_val;
int rv = 0;
- temp = adapter->pci_read_normalize(adapter, CRB_TEMP_STATE);
+ temp = NXRD32(adapter, CRB_TEMP_STATE);
temp_state = nx_get_temp_state(temp);
temp_val = nx_get_temp_val(temp);
@@ -1510,26 +1545,9 @@ static int netxen_nic_check_temp(struct netxen_adapter *adapter)
return rv;
}
-static void netxen_nic_handle_phy_intr(struct netxen_adapter *adapter)
+void netxen_advert_link_change(struct netxen_adapter *adapter, int linkup)
{
struct net_device *netdev = adapter->netdev;
- u32 val, port, linkup;
-
- port = adapter->physical_port;
-
- if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
- val = adapter->pci_read_normalize(adapter, CRB_XG_STATE_P3);
- val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
- linkup = (val == XG_LINK_UP_P3);
- } else {
- val = adapter->pci_read_normalize(adapter, CRB_XG_STATE);
- if (adapter->ahw.port_type == NETXEN_NIC_GBE)
- linkup = (val >> port) & 1;
- else {
- val = (val >> port*8) & 0xff;
- linkup = (val == XG_LINK_UP);
- }
- }
if (adapter->ahw.linkup && !linkup) {
printk(KERN_INFO "%s: %s NIC Link is down\n",
@@ -1540,7 +1558,9 @@ static void netxen_nic_handle_phy_intr(struct netxen_adapter *adapter)
netif_stop_queue(netdev);
}
- netxen_nic_set_link_parameters(adapter);
+ if (!adapter->has_link_events)
+ netxen_nic_set_link_parameters(adapter);
+
} else if (!adapter->ahw.linkup && linkup) {
printk(KERN_INFO "%s: %s NIC Link is up\n",
netxen_nic_driver_name, netdev->name);
@@ -1550,8 +1570,32 @@ static void netxen_nic_handle_phy_intr(struct netxen_adapter *adapter)
netif_wake_queue(netdev);
}
- netxen_nic_set_link_parameters(adapter);
+ if (!adapter->has_link_events)
+ netxen_nic_set_link_parameters(adapter);
+ }
+}
+
+static void netxen_nic_handle_phy_intr(struct netxen_adapter *adapter)
+{
+ u32 val, port, linkup;
+
+ port = adapter->physical_port;
+
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ val = NXRD32(adapter, CRB_XG_STATE_P3);
+ val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
+ linkup = (val == XG_LINK_UP_P3);
+ } else {
+ val = NXRD32(adapter, CRB_XG_STATE);
+ if (adapter->ahw.port_type == NETXEN_NIC_GBE)
+ linkup = (val >> port) & 1;
+ else {
+ val = (val >> port*8) & 0xff;
+ linkup = (val == XG_LINK_UP);
+ }
}
+
+ netxen_advert_link_change(adapter, linkup);
}
static void netxen_watchdog(unsigned long v)
@@ -1569,7 +1613,8 @@ void netxen_watchdog_task(struct work_struct *work)
if ((adapter->portnum == 0) && netxen_nic_check_temp(adapter))
return;
- netxen_nic_handle_phy_intr(adapter);
+ if (!adapter->has_link_events)
+ netxen_nic_handle_phy_intr(adapter);
if (netif_running(adapter->netdev))
mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
@@ -1598,10 +1643,6 @@ static void netxen_tx_timeout_task(struct work_struct *work)
netif_wake_queue(adapter->netdev);
}
-/*
- * netxen_nic_get_stats - Get System Network Statistics
- * @netdev: network interface device structure
- */
struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
{
struct netxen_adapter *adapter = netdev_priv(netdev);
@@ -1609,22 +1650,11 @@ struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
memset(stats, 0, sizeof(*stats));
- /* total packets received */
stats->rx_packets = adapter->stats.no_rcv;
- /* total packets transmitted */
- stats->tx_packets = adapter->stats.xmitedframes +
- adapter->stats.xmitfinished;
- /* total bytes received */
+ stats->tx_packets = adapter->stats.xmitfinished;
stats->rx_bytes = adapter->stats.rxbytes;
- /* total bytes transmitted */
stats->tx_bytes = adapter->stats.txbytes;
- /* bad packets received */
- stats->rx_errors = adapter->stats.rcvdbadskb;
- /* packet transmit problems */
- stats->tx_errors = adapter->stats.nocmddescriptor;
- /* no space in linux buffers */
stats->rx_dropped = adapter->stats.rxdropped;
- /* no space available in linux */
stats->tx_dropped = adapter->stats.txdropped;
return stats;
@@ -1651,15 +1681,14 @@ static irqreturn_t netxen_intr(int irq, void *data)
} else {
unsigned long our_int = 0;
- our_int = adapter->pci_read_normalize(adapter, CRB_INT_VECTOR);
+ our_int = NXRD32(adapter, CRB_INT_VECTOR);
/* not our interrupt */
if (!test_and_clear_bit((7 + adapter->portnum), &our_int))
return IRQ_NONE;
/* claim interrupt */
- adapter->pci_write_normalize(adapter,
- CRB_INT_VECTOR, (our_int & 0xffffffff));
+ NXWR32(adapter, CRB_INT_VECTOR, (our_int & 0xffffffff));
}
/* clear interrupt */
@@ -1685,7 +1714,7 @@ static irqreturn_t netxen_msi_intr(int irq, void *data)
/* clear interrupt */
adapter->pci_write_immediate(adapter,
- msi_tgt_status[adapter->ahw.pci_func], 0xffffffff);
+ adapter->msi_tgt_status, 0xffffffff);
napi_schedule(&sds_ring->napi);
return IRQ_HANDLED;