dma_addr_t mapping;
struct sk_buff *skb, *new_skb;
struct cp_desc *desc;
- unsigned buflen;
+ const unsigned buflen = cp->rx_buf_sz;
skb = cp->rx_skb[rx_tail];
BUG_ON(!skb);
pr_debug("%s: rx slot %d status 0x%x len %d\n",
dev->name, rx_tail, status, len);
- buflen = cp->rx_buf_sz + NET_IP_ALIGN;
- new_skb = netdev_alloc_skb(dev, buflen);
+ new_skb = netdev_alloc_skb(dev, buflen + NET_IP_ALIGN);
if (!new_skb) {
dev->stats.rx_dropped++;
goto rx_next;
cpw8(TxPoll, NormalTxPoll);
dev->trans_start = jiffies;
- return 0;
+ return NETDEV_TX_OK;
}
/* Set or clear the multicast filter for this adaptor.
goto err_nomem;
}
- tx_ring->size = tx_ring->count * sizeof(struct ixgbe_legacy_tx_desc);
+ tx_ring->size = tx_ring->count * sizeof(union ixgbe_adv_tx_desc);
tx_ring->size = ALIGN(tx_ring->size, 4096);
if (!(tx_ring->desc = pci_alloc_consistent(pdev, tx_ring->size,
&tx_ring->dma))) {
IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDBAH(0),
((u64) tx_ring->dma >> 32));
IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDLEN(0),
- tx_ring->count * sizeof(struct ixgbe_legacy_tx_desc));
+ tx_ring->count * sizeof(union ixgbe_adv_tx_desc));
IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDH(0), 0);
IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDT(0), 0);
IXGBE_WRITE_REG(&adapter->hw, IXGBE_TXDCTL(0), reg_data);
for (i = 0; i < tx_ring->count; i++) {
- struct ixgbe_legacy_tx_desc *desc = IXGBE_TX_DESC(*tx_ring, i);
+ union ixgbe_adv_tx_desc *desc = IXGBE_TX_DESC_ADV(*tx_ring, i);
struct sk_buff *skb;
unsigned int size = 1024;
tx_ring->tx_buffer_info[i].length = skb->len;
tx_ring->tx_buffer_info[i].dma =
pci_map_single(pdev, skb->data, skb->len,
- PCI_DMA_TODEVICE);
- desc->buffer_addr = cpu_to_le64(tx_ring->tx_buffer_info[i].dma);
- desc->lower.data = cpu_to_le32(skb->len);
- desc->lower.data |= cpu_to_le32(IXGBE_TXD_CMD_EOP |
- IXGBE_TXD_CMD_IFCS |
- IXGBE_TXD_CMD_RS);
- desc->upper.data = 0;
+ PCI_DMA_TODEVICE);
+ desc->read.buffer_addr =
+ cpu_to_le64(tx_ring->tx_buffer_info[i].dma);
+ desc->read.cmd_type_len = cpu_to_le32(skb->len);
+ desc->read.cmd_type_len |= cpu_to_le32(IXGBE_TXD_CMD_EOP |
+ IXGBE_TXD_CMD_IFCS |
+ IXGBE_TXD_CMD_RS);
+ desc->read.olinfo_status = 0;
+ if (adapter->hw.mac.type == ixgbe_mac_82599EB)
+ desc->read.olinfo_status |=
+ (skb->len << IXGBE_ADVTXD_PAYLEN_SHIFT);
+
}
/* Setup Rx Descriptor ring and Rx buffers */
goto err_nomem;
}
- rx_ring->size = rx_ring->count * sizeof(struct ixgbe_legacy_rx_desc);
+ rx_ring->size = rx_ring->count * sizeof(union ixgbe_adv_rx_desc);
rx_ring->size = ALIGN(rx_ring->size, 4096);
if (!(rx_ring->desc = pci_alloc_consistent(pdev, rx_ring->size,
&rx_ring->dma))) {
IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl);
for (i = 0; i < rx_ring->count; i++) {
- struct ixgbe_legacy_rx_desc *rx_desc =
- IXGBE_RX_DESC(*rx_ring, i);
+ union ixgbe_adv_rx_desc *rx_desc =
+ IXGBE_RX_DESC_ADV(*rx_ring, i);
struct sk_buff *skb;
skb = alloc_skb(IXGBE_RXBUFFER_2048 + NET_IP_ALIGN, GFP_KERNEL);
rx_ring->rx_buffer_info[i].dma =
pci_map_single(pdev, skb->data, IXGBE_RXBUFFER_2048,
PCI_DMA_FROMDEVICE);
- rx_desc->buffer_addr =
+ rx_desc->read.pkt_addr =
cpu_to_le64(rx_ring->rx_buffer_info[i].dma);
memset(skb->data, 0x00, skb->len);
}
struct ethtool_coalesce *ec)
{
struct ixgbe_adapter *adapter = netdev_priv(netdev);
+ struct ixgbe_q_vector *q_vector;
int i;
if (ec->tx_max_coalesced_frames_irq)
adapter->itr_setting = 0;
}
- for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
- struct ixgbe_q_vector *q_vector = adapter->q_vector[i];
- if (q_vector->txr_count && !q_vector->rxr_count)
- /* tx vector gets half the rate */
- q_vector->eitr = (adapter->eitr_param >> 1);
- else
- /* rx only or mixed */
- q_vector->eitr = adapter->eitr_param;
+ /* MSI/MSIx Interrupt Mode */
+ if (adapter->flags &
+ (IXGBE_FLAG_MSIX_ENABLED | IXGBE_FLAG_MSI_ENABLED)) {
+ int num_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
+ for (i = 0; i < num_vectors; i++) {
+ q_vector = adapter->q_vector[i];
+ if (q_vector->txr_count && !q_vector->rxr_count)
+ /* tx vector gets half the rate */
+ q_vector->eitr = (adapter->eitr_param >> 1);
+ else
+ /* rx only or mixed */
+ q_vector->eitr = adapter->eitr_param;
+ ixgbe_write_eitr(q_vector);
+ }
+ /* Legacy Interrupt Mode */
+ } else {
+ q_vector = adapter->q_vector[0];
+ q_vector->eitr = adapter->eitr_param;
ixgbe_write_eitr(q_vector);
}
#define _NETXEN_NIC_LINUX_MAJOR 4
#define _NETXEN_NIC_LINUX_MINOR 0
-#define _NETXEN_NIC_LINUX_SUBVERSION 30
-#define NETXEN_NIC_LINUX_VERSIONID "4.0.30"
+#define _NETXEN_NIC_LINUX_SUBVERSION 41
+#define NETXEN_NIC_LINUX_VERSIONID "4.0.41"
#define NETXEN_VERSION_CODE(a, b, c) (((a) << 24) + ((b) << 16) + (c))
#define _major(v) (((v) >> 24) & 0xff)
#define NX_ETHERMTU 1500
#define NX_MAX_ETHERHDR 32 /* This contains some padding */
-#define NX_RX_NORMAL_BUF_MAX_LEN (NX_MAX_ETHERHDR + NX_ETHERMTU)
+#define NX_P2_RX_BUF_MAX_LEN 1760
+#define NX_P3_RX_BUF_MAX_LEN (NX_MAX_ETHERHDR + NX_ETHERMTU)
#define NX_P2_RX_JUMBO_BUF_MAX_LEN (NX_MAX_ETHERHDR + P2_MAX_MTU)
#define NX_P3_RX_JUMBO_BUF_MAX_LEN (NX_MAX_ETHERHDR + P3_MAX_MTU)
#define NX_CT_DEFAULT_RX_BUF_LEN 2048
-#define MAX_RX_BUFFER_LENGTH 1760
-#define MAX_RX_JUMBO_BUFFER_LENGTH 8062
-#define MAX_RX_LRO_BUFFER_LENGTH (8062)
-#define RX_DMA_MAP_LEN (MAX_RX_BUFFER_LENGTH - 2)
-#define RX_JUMBO_DMA_MAP_LEN \
- (MAX_RX_JUMBO_BUFFER_LENGTH - 2)
-#define RX_LRO_DMA_MAP_LEN (MAX_RX_LRO_BUFFER_LENGTH - 2)
+#define NX_RX_LRO_BUFFER_LENGTH (8060)
/*
* Maximum number of ring contexts
#define RCV_RING_JUMBO 1
#define RCV_RING_LRO 2
-#define MAX_CMD_DESCRIPTORS 4096
-#define MAX_RCV_DESCRIPTORS 16384
-#define MAX_CMD_DESCRIPTORS_HOST 1024
-#define MAX_RCV_DESCRIPTORS_1G 2048
-#define MAX_RCV_DESCRIPTORS_10G 4096
-#define MAX_JUMBO_RCV_DESCRIPTORS 1024
+#define MIN_CMD_DESCRIPTORS 64
+#define MIN_RCV_DESCRIPTORS 64
+#define MIN_JUMBO_DESCRIPTORS 32
+
+#define MAX_CMD_DESCRIPTORS 1024
+#define MAX_RCV_DESCRIPTORS_1G 4096
+#define MAX_RCV_DESCRIPTORS_10G 8192
+#define MAX_JUMBO_RCV_DESCRIPTORS_1G 512
+#define MAX_JUMBO_RCV_DESCRIPTORS_10G 1024
#define MAX_LRO_RCV_DESCRIPTORS 8
+
+#define DEFAULT_RCV_DESCRIPTORS_1G 2048
+#define DEFAULT_RCV_DESCRIPTORS_10G 4096
+
#define NETXEN_CTX_SIGNATURE 0xdee0
#define NETXEN_CTX_SIGNATURE_V2 0x0002dee0
#define NETXEN_CTX_RESET 0xbad0
#define FLAGS_IPSEC_SA_ADD 0x04
#define FLAGS_IPSEC_SA_DELETE 0x08
#define FLAGS_VLAN_TAGGED 0x10
+#define FLAGS_VLAN_OOB 0x40
+
+#define netxen_set_tx_vlan_tci(cmd_desc, v) \
+ (cmd_desc)->vlan_TCI = cpu_to_le16(v);
#define netxen_set_cmd_desc_port(cmd_desc, var) \
((cmd_desc)->port_ctxid |= ((var) & 0x0F))
cpu_to_le16(((_flags) & 0x7f) | (((_opcode) & 0x3f) << 7))
#define netxen_set_tx_frags_len(_desc, _frags, _len) \
- (_desc)->num_of_buffers_total_length = \
+ (_desc)->nfrags__length = \
cpu_to_le32(((_frags) & 0xff) | (((_len) & 0xffffff) << 8))
struct cmd_desc_type0 {
u8 tcp_hdr_offset; /* For LSO only */
u8 ip_hdr_offset; /* For LSO only */
- /* Bit pattern: 0-6 flags, 7-12 opcode, 13-15 unused */
- __le16 flags_opcode;
- /* Bit pattern: 0-7 total number of segments,
- 8-31 Total size of the packet */
- __le32 num_of_buffers_total_length;
- union {
- struct {
- __le32 addr_low_part2;
- __le32 addr_high_part2;
- };
- __le64 addr_buffer2;
- };
+ __le16 flags_opcode; /* 15:13 unused, 12:7 opcode, 6:0 flags */
+ __le32 nfrags__length; /* 31:8 total len, 7:0 frag count */
+
+ __le64 addr_buffer2;
- __le16 reference_handle; /* changed to u16 to add mss */
- __le16 mss; /* passed by NDIS_PACKET for LSO */
- /* Bit pattern 0-3 port, 0-3 ctx id */
- u8 port_ctxid;
+ __le16 reference_handle;
+ __le16 mss;
+ u8 port_ctxid; /* 7:4 ctxid 3:0 port */
u8 total_hdr_length; /* LSO only : MAC+IP+TCP Hdr size */
__le16 conn_id; /* IPSec offoad only */
- union {
- struct {
- __le32 addr_low_part3;
- __le32 addr_high_part3;
- };
- __le64 addr_buffer3;
- };
- union {
- struct {
- __le32 addr_low_part1;
- __le32 addr_high_part1;
- };
- __le64 addr_buffer1;
- };
+ __le64 addr_buffer3;
+ __le64 addr_buffer1;
__le16 buffer_length[4];
- union {
- struct {
- __le32 addr_low_part4;
- __le32 addr_high_part4;
- };
- __le64 addr_buffer4;
- };
+ __le64 addr_buffer4;
- __le64 unused;
+ __le16 vlan_TCI;
+ __le16 reserved;
+ __le32 reserved2;
} __attribute__ ((aligned(64)));
};
/* opcode field in status_desc */
+#define NETXEN_NIC_SYN_OFFLOAD 0x03
#define NETXEN_NIC_RXPKT_DESC 0x04
#define NETXEN_OLD_RXPKT_DESC 0x3f
#define NETXEN_NIC_RESPONSE_DESC 0x05
+#define NETXEN_NIC_LRO_DESC 0x12
/* for status field in status_desc */
#define STATUS_NEED_CKSUM (1)
#define netxen_get_sts_opcode(sts_data) \
(((sts_data) >> 58) & 0x03F)
+#define netxen_get_lro_sts_refhandle(sts_data) \
+ ((sts_data) & 0x0FFFF)
+#define netxen_get_lro_sts_length(sts_data) \
+ (((sts_data) >> 16) & 0x0FFFF)
+#define netxen_get_lro_sts_l2_hdr_offset(sts_data) \
+ (((sts_data) >> 32) & 0x0FF)
+#define netxen_get_lro_sts_l4_hdr_offset(sts_data) \
+ (((sts_data) >> 40) & 0x0FF)
+#define netxen_get_lro_sts_timestamp(sts_data) \
+ (((sts_data) >> 48) & 0x1)
+#define netxen_get_lro_sts_type(sts_data) \
+ (((sts_data) >> 49) & 0x7)
+#define netxen_get_lro_sts_push_flag(sts_data) \
+ (((sts_data) >> 52) & 0x1)
+#define netxen_get_lro_sts_seq_number(sts_data) \
+ ((sts_data) & 0x0FFFFFFFF)
+
+
struct status_desc {
__le64 status_desc_data[2];
} __attribute__ ((aligned(16)));
#define NETXEN_BRDTYPE_P3_10G_XFP 0x0032
#define NETXEN_BRDTYPE_P3_10G_TP 0x0080
-struct netxen_board_info {
- u32 header_version;
-
- u32 board_mfg;
- u32 board_type;
- u32 board_num;
- u32 chip_id;
- u32 chip_minor;
- u32 chip_major;
- u32 chip_pkg;
- u32 chip_lot;
-
- u32 port_mask; /* available niu ports */
- u32 peg_mask; /* available pegs */
- u32 icache_ok; /* can we run with icache? */
- u32 dcache_ok; /* can we run with dcache? */
- u32 casper_ok;
-
- u32 mac_addr_lo_0;
- u32 mac_addr_lo_1;
- u32 mac_addr_lo_2;
- u32 mac_addr_lo_3;
-
- /* MN-related config */
- u32 mn_sync_mode; /* enable/ sync shift cclk/ sync shift mclk */
- u32 mn_sync_shift_cclk;
- u32 mn_sync_shift_mclk;
- u32 mn_wb_en;
- u32 mn_crystal_freq; /* in MHz */
- u32 mn_speed; /* in MHz */
- u32 mn_org;
- u32 mn_depth;
- u32 mn_ranks_0; /* ranks per slot */
- u32 mn_ranks_1; /* ranks per slot */
- u32 mn_rd_latency_0;
- u32 mn_rd_latency_1;
- u32 mn_rd_latency_2;
- u32 mn_rd_latency_3;
- u32 mn_rd_latency_4;
- u32 mn_rd_latency_5;
- u32 mn_rd_latency_6;
- u32 mn_rd_latency_7;
- u32 mn_rd_latency_8;
- u32 mn_dll_val[18];
- u32 mn_mode_reg; /* MIU DDR Mode Register */
- u32 mn_ext_mode_reg; /* MIU DDR Extended Mode Register */
- u32 mn_timing_0; /* MIU Memory Control Timing Rgister */
- u32 mn_timing_1; /* MIU Extended Memory Ctrl Timing Register */
- u32 mn_timing_2; /* MIU Extended Memory Ctrl Timing2 Register */
-
- /* SN-related config */
- u32 sn_sync_mode; /* enable/ sync shift cclk / sync shift mclk */
- u32 sn_pt_mode; /* pass through mode */
- u32 sn_ecc_en;
- u32 sn_wb_en;
- u32 sn_crystal_freq;
- u32 sn_speed;
- u32 sn_org;
- u32 sn_depth;
- u32 sn_dll_tap;
- u32 sn_rd_latency;
-
- u32 mac_addr_hi_0;
- u32 mac_addr_hi_1;
- u32 mac_addr_hi_2;
- u32 mac_addr_hi_3;
-
- u32 magic; /* indicates flash has been initialized */
-
- u32 mn_rdimm;
- u32 mn_dll_override;
-
-};
-
-#define FLASH_NUM_PORTS (4)
-
-struct netxen_flash_mac_addr {
- u32 flash_addr[32];
-};
-
-struct netxen_user_old_info {
- u8 flash_md5[16];
- u8 crbinit_md5[16];
- u8 brdcfg_md5[16];
- /* bootloader */
- u32 bootld_version;
- u32 bootld_size;
- u8 bootld_md5[16];
- /* image */
- u32 image_version;
- u32 image_size;
- u8 image_md5[16];
- /* primary image status */
- u32 primary_status;
- u32 secondary_present;
-
- /* MAC address , 4 ports */
- struct netxen_flash_mac_addr mac_addr[FLASH_NUM_PORTS];
-};
-#define FLASH_NUM_MAC_PER_PORT 32
-struct netxen_user_info {
- u8 flash_md5[16 * 64];
- /* bootloader */
- u32 bootld_version;
- u32 bootld_size;
- /* image */
- u32 image_version;
- u32 image_size;
- /* primary image status */
- u32 primary_status;
- u32 secondary_present;
-
- /* MAC address , 4 ports, 32 address per port */
- u64 mac_addr[FLASH_NUM_PORTS * FLASH_NUM_MAC_PER_PORT];
- u32 sub_sys_id;
- u8 serial_num[32];
-
- /* Any user defined data */
-};
-
-/*
- * Flash Layout - new format.
- */
-struct netxen_new_user_info {
- u8 flash_md5[16 * 64];
- /* bootloader */
- u32 bootld_version;
- u32 bootld_size;
- /* image */
- u32 image_version;
- u32 image_size;
- /* primary image status */
- u32 primary_status;
- u32 secondary_present;
-
- /* MAC address , 4 ports, 32 address per port */
- u64 mac_addr[FLASH_NUM_PORTS * FLASH_NUM_MAC_PER_PORT];
- u32 sub_sys_id;
- u8 serial_num[32];
-
- /* Any user defined data */
-};
-
-#define SECONDARY_IMAGE_PRESENT 0xb3b4b5b6
-#define SECONDARY_IMAGE_ABSENT 0xffffffff
-#define PRIMARY_IMAGE_GOOD 0x5a5a5a5a
-#define PRIMARY_IMAGE_BAD 0xffffffff
-
/* Flash memory map */
#define NETXEN_CRBINIT_START 0 /* crbinit section */
#define NETXEN_BRDCFG_START 0x4000 /* board config */
#define NETXEN_PXE_START 0x3E0000 /* PXE boot rom */
#define NETXEN_USER_START 0x3E8000 /* Firmare info */
#define NETXEN_FIXED_START 0x3F0000 /* backup of crbinit */
+#define NETXEN_USER_START_OLD NETXEN_PXE_START /* very old flash */
+#define NX_OLD_MAC_ADDR_OFFSET (NETXEN_USER_START)
#define NX_FW_VERSION_OFFSET (NETXEN_USER_START+0x408)
#define NX_FW_SIZE_OFFSET (NETXEN_USER_START+0x40c)
+#define NX_FW_MAC_ADDR_OFFSET (NETXEN_USER_START+0x418)
+#define NX_FW_SERIAL_NUM_OFFSET (NETXEN_USER_START+0x81c)
#define NX_BIOS_VERSION_OFFSET (NETXEN_USER_START+0x83c)
+
+#define NX_HDR_VERSION_OFFSET (NETXEN_BRDCFG_START)
+#define NX_BRDTYPE_OFFSET (NETXEN_BRDCFG_START+0x8)
#define NX_FW_MAGIC_OFFSET (NETXEN_BRDCFG_START+0x128)
+
#define NX_FW_MIN_SIZE (0x3fffff)
#define NX_P2_MN_ROMIMAGE 0
#define NX_P3_CT_ROMIMAGE 1
#define NX_P3_MN_ROMIMAGE 2
#define NX_FLASH_ROMIMAGE 3
-#define NETXEN_USER_START_OLD NETXEN_PXE_START /* for backward compatibility */
-
-#define NETXEN_FLASH_START (NETXEN_CRBINIT_START)
-#define NETXEN_INIT_SECTOR (0)
-#define NETXEN_PRIMARY_START (NETXEN_BOOTLD_START)
-#define NETXEN_FLASH_CRBINIT_SIZE (0x4000)
-#define NETXEN_FLASH_BRDCFG_SIZE (sizeof(struct netxen_board_info))
-#define NETXEN_FLASH_USER_SIZE (sizeof(struct netxen_user_info)/sizeof(u32))
-#define NETXEN_FLASH_SECONDARY_SIZE (NETXEN_USER_START-NETXEN_SECONDARY_START)
-#define NETXEN_NUM_PRIMARY_SECTORS (0x20)
-#define NETXEN_NUM_CONFIG_SECTORS (1)
extern char netxen_nic_driver_name[];
/* Number of status descriptors to handle per interrupt */
#define NX_CAP0_LSO NX_CAP_BIT(0, 6)
#define NX_CAP0_JUMBO_CONTIGUOUS NX_CAP_BIT(0, 7)
#define NX_CAP0_LRO_CONTIGUOUS NX_CAP_BIT(0, 8)
+#define NX_CAP0_HW_LRO NX_CAP_BIT(0, 10)
/*
* Context state
#define NX_MAC_EVENT 0x1
+#define NX_IP_UP 2
+#define NX_IP_DOWN 3
+
/*
* Driver --> Firmware
*/
#define NX_FW_CAPABILITY_LINK_NOTIFICATION (1 << 5)
#define NX_FW_CAPABILITY_SWITCHING (1 << 6)
+#define NX_FW_CAPABILITY_PEXQ (1 << 7)
+#define NX_FW_CAPABILITY_BDG (1 << 8)
+#define NX_FW_CAPABILITY_FVLANTX (1 << 9)
+#define NX_FW_CAPABILITY_HW_LRO (1 << 10)
/* module types */
#define LINKEVENT_MODULE_NOT_PRESENT 1
u8 mc_enabled;
u8 max_mc_count;
u8 rss_supported;
- u8 resv2;
+ u8 link_changed;
u32 resv3;
u8 has_link_events;
nx_nic_intr_coalesce_t coal;
- u32 fw_major;
+ u32 resv5;
u32 fw_version;
const struct firmware *fw;
};
-/*
- * NetXen dma watchdog control structure
- *
- * Bit 0 : enabled => R/O: 1 watchdog active, 0 inactive
- * Bit 1 : disable_request => 1 req disable dma watchdog
- * Bit 2 : enable_request => 1 req enable dma watchdog
- * Bit 3-31 : unused
- */
-
-#define netxen_set_dma_watchdog_disable_req(config_word) \
- _netxen_set_bits(config_word, 1, 1, 1)
-#define netxen_set_dma_watchdog_enable_req(config_word) \
- _netxen_set_bits(config_word, 2, 1, 1)
-#define netxen_get_dma_watchdog_enabled(config_word) \
- ((config_word) & 0x1)
-#define netxen_get_dma_watchdog_disabled(config_word) \
- (((config_word) >> 1) & 0x1)
-
int netxen_niu_xgbe_enable_phy_interrupts(struct netxen_adapter *adapter);
int netxen_niu_gbe_enable_phy_interrupts(struct netxen_adapter *adapter);
int netxen_niu_xgbe_disable_phy_interrupts(struct netxen_adapter *adapter);
unsigned long long addr);
/* Functions from netxen_nic_init.c */
-void netxen_free_adapter_offload(struct netxen_adapter *adapter);
-int netxen_initialize_adapter_offload(struct netxen_adapter *adapter);
+int netxen_init_dummy_dma(struct netxen_adapter *adapter);
+void netxen_free_dummy_dma(struct netxen_adapter *adapter);
+
int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val);
int netxen_load_firmware(struct netxen_adapter *adapter);
int netxen_need_fw_reset(struct netxen_adapter *adapter);
int netxen_p3_nic_set_promisc(struct netxen_adapter *adapter, u32);
int netxen_config_intr_coalesce(struct netxen_adapter *adapter);
int netxen_config_rss(struct netxen_adapter *adapter, int enable);
+int netxen_config_ipaddr(struct netxen_adapter *adapter, u32 ip, int cmd);
int netxen_linkevent_request(struct netxen_adapter *adapter, int enable);
void netxen_advert_link_change(struct netxen_adapter *adapter, int linkup);
void netxen_nic_update_cmd_producer(struct netxen_adapter *adapter,
struct nx_host_tx_ring *tx_ring);
+/* Functions from netxen_nic_main.c */
+int netxen_nic_reset_context(struct netxen_adapter *);
+
/*
* NetXen Board information
*/
name = "Unknown";
}
-static inline int
-dma_watchdog_shutdown_request(struct netxen_adapter *adapter)
-{
- u32 ctrl;
-
- /* check if already inactive */
- ctrl = adapter->hw_read_wx(adapter,
- NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL));
-
- if (netxen_get_dma_watchdog_enabled(ctrl) == 0)
- return 1;
-
- /* Send the disable request */
- netxen_set_dma_watchdog_disable_req(ctrl);
- NXWR32(adapter, NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), ctrl);
-
- return 0;
-}
-
-static inline int
-dma_watchdog_shutdown_poll_result(struct netxen_adapter *adapter)
-{
- u32 ctrl;
-
- ctrl = adapter->hw_read_wx(adapter,
- NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL));
-
- return (netxen_get_dma_watchdog_enabled(ctrl) == 0);
-}
-
-static inline int
-dma_watchdog_wakeup(struct netxen_adapter *adapter)
-{
- u32 ctrl;
-
- ctrl = adapter->hw_read_wx(adapter,
- NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL));
-
- if (netxen_get_dma_watchdog_enabled(ctrl))
- return 1;
-
- /* send the wakeup request */
- netxen_set_dma_watchdog_enable_req(ctrl);
-
- NXWR32(adapter, NETXEN_CAM_RAM(NETXEN_CAM_RAM_DMA_WATCHDOG_CTRL), ctrl);
-
- return 0;
-}
-
-
static inline u32 netxen_tx_avail(struct nx_host_tx_ring *tx_ring)
{
smp_mb();
kfree(recv_ctx->rds_rings);
skip_rds:
- if (recv_ctx->sds_rings == NULL)
- goto skip_sds;
-
- for(ring = 0; ring < adapter->max_sds_rings; ring++)
- recv_ctx->sds_rings[ring].consumer = 0;
-
- skip_sds:
if (adapter->tx_ring == NULL)
return;
rds_ring->skb_size =
NX_CT_DEFAULT_RX_BUF_LEN;
} else {
- rds_ring->dma_size = RX_DMA_MAP_LEN;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ rds_ring->dma_size =
+ NX_P3_RX_BUF_MAX_LEN;
+ else
+ rds_ring->dma_size =
+ NX_P2_RX_BUF_MAX_LEN;
rds_ring->skb_size =
- MAX_RX_BUFFER_LENGTH;
+ rds_ring->dma_size + NET_IP_ALIGN;
}
break;
case RCV_RING_LRO:
rds_ring->num_desc = adapter->num_lro_rxd;
- rds_ring->dma_size = RX_LRO_DMA_MAP_LEN;
- rds_ring->skb_size = MAX_RX_LRO_BUFFER_LENGTH;
+ rds_ring->dma_size = NX_RX_LRO_BUFFER_LENGTH;
+ rds_ring->skb_size = rds_ring->dma_size + NET_IP_ALIGN;
break;
}
return 0;
}
-void netxen_request_firmware(struct netxen_adapter *adapter)
+static int
+netxen_p3_has_mn(struct netxen_adapter *adapter)
{
u32 capability, flashed_ver;
- u8 fw_type;
- struct pci_dev *pdev = adapter->pdev;
- int rc = 0;
-
- if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
- fw_type = NX_P2_MN_ROMIMAGE;
- goto request_fw;
- } else {
- fw_type = NX_P3_CT_ROMIMAGE;
- goto request_fw;
- }
-
-request_mn:
capability = 0;
netxen_rom_fast_read(adapter,
flashed_ver = NETXEN_DECODE_VERSION(flashed_ver);
if (flashed_ver >= NETXEN_VERSION_CODE(4, 0, 220)) {
+
capability = NXRD32(adapter, NX_PEG_TUNE_CAPABILITY);
- if (capability & NX_PEG_TUNE_MN_PRESENT) {
- fw_type = NX_P3_MN_ROMIMAGE;
- goto request_fw;
- }
+ if (capability & NX_PEG_TUNE_MN_PRESENT)
+ return 1;
}
+ return 0;
+}
- fw_type = NX_FLASH_ROMIMAGE;
- adapter->fw = NULL;
- goto done;
+void netxen_request_firmware(struct netxen_adapter *adapter)
+{
+ u8 fw_type;
+ struct pci_dev *pdev = adapter->pdev;
+ int rc = 0;
+
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
+ fw_type = NX_P2_MN_ROMIMAGE;
+ goto request_fw;
+ }
+
+ fw_type = netxen_p3_has_mn(adapter) ?
+ NX_P3_MN_ROMIMAGE : NX_P3_CT_ROMIMAGE;
request_fw:
rc = request_firmware(&adapter->fw, fw_name[fw_type], &pdev->dev);
if (rc != 0) {
- if (fw_type == NX_P3_CT_ROMIMAGE) {
+ if (fw_type == NX_P3_MN_ROMIMAGE) {
msleep(1);
- goto request_mn;
+ fw_type = NX_P3_CT_ROMIMAGE;
+ goto request_fw;
}
fw_type = NX_FLASH_ROMIMAGE;
if (rc != 0) {
release_firmware(adapter->fw);
- if (fw_type == NX_P3_CT_ROMIMAGE) {
+ if (fw_type == NX_P3_MN_ROMIMAGE) {
msleep(1);
- goto request_mn;
+ fw_type = NX_P3_CT_ROMIMAGE;
+ goto request_fw;
}
fw_type = NX_FLASH_ROMIMAGE;
release_firmware(adapter->fw);
}
-int netxen_initialize_adapter_offload(struct netxen_adapter *adapter)
+int netxen_init_dummy_dma(struct netxen_adapter *adapter)
{
- uint64_t addr;
- uint32_t hi;
- uint32_t lo;
+ u64 addr;
+ u32 hi, lo;
+
+ if (!NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return 0;
- adapter->dummy_dma.addr =
- pci_alloc_consistent(adapter->pdev,
+ adapter->dummy_dma.addr = pci_alloc_consistent(adapter->pdev,
NETXEN_HOST_DUMMY_DMA_SIZE,
&adapter->dummy_dma.phys_addr);
if (adapter->dummy_dma.addr == NULL) {
- printk("%s: ERROR: Could not allocate dummy DMA memory\n",
- __func__);
+ dev_err(&adapter->pdev->dev,
+ "ERROR: Could not allocate dummy DMA memory\n");
return -ENOMEM;
}
NXWR32(adapter, CRB_HOST_DUMMY_BUF_ADDR_HI, hi);
NXWR32(adapter, CRB_HOST_DUMMY_BUF_ADDR_LO, lo);
- if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
- uint32_t temp = 0;
- NXWR32(adapter, CRB_HOST_DUMMY_BUF, temp);
- }
-
return 0;
}
-void netxen_free_adapter_offload(struct netxen_adapter *adapter)
+/*
+ * NetXen DMA watchdog control:
+ *
+ * Bit 0 : enabled => R/O: 1 watchdog active, 0 inactive
+ * Bit 1 : disable_request => 1 req disable dma watchdog
+ * Bit 2 : enable_request => 1 req enable dma watchdog
+ * Bit 3-31 : unused
+ */
+void netxen_free_dummy_dma(struct netxen_adapter *adapter)
{
int i = 100;
+ u32 ctrl;
+
+ if (!NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return;
if (!adapter->dummy_dma.addr)
return;
- if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
- do {
- if (dma_watchdog_shutdown_request(adapter) == 1)
- break;
+ ctrl = NXRD32(adapter, NETXEN_DMA_WATCHDOG_CTRL);
+ if ((ctrl & 0x1) != 0) {
+ NXWR32(adapter, NETXEN_DMA_WATCHDOG_CTRL, (ctrl | 0x2));
+
+ while ((ctrl & 0x1) != 0) {
+
msleep(50);
- if (dma_watchdog_shutdown_poll_result(adapter) == 1)
+
+ ctrl = NXRD32(adapter, NETXEN_DMA_WATCHDOG_CTRL);
+
+ if (--i == 0)
break;
- } while (--i);
+ };
}
if (i) {
adapter->dummy_dma.addr,
adapter->dummy_dma.phys_addr);
adapter->dummy_dma.addr = NULL;
- } else {
- printk(KERN_ERR "%s: dma_watchdog_shutdown failed\n",
- adapter->netdev->name);
- }
+ } else
+ dev_err(&adapter->pdev->dev, "dma_watchdog_shutdown failed\n");
}
int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val)
NXWR32(adapter, CRB_MPORT_MODE, MPORT_MULTI_FUNCTION_MODE);
NXWR32(adapter, CRB_CMDPEG_STATE, PHAN_INITIALIZE_ACK);
- if (adapter->fw_version >= NETXEN_VERSION_CODE(4, 0, 222)) {
- adapter->capabilities = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
- }
-
return err;
}
static struct netxen_rx_buffer *
netxen_process_rcv(struct netxen_adapter *adapter,
- int ring, int index, int length, int cksum, int pkt_offset,
- struct nx_host_sds_ring *sds_ring)
+ struct nx_host_sds_ring *sds_ring,
+ int ring, u64 sts_data0)
{
struct net_device *netdev = adapter->netdev;
struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
struct netxen_rx_buffer *buffer;
struct sk_buff *skb;
- struct nx_host_rds_ring *rds_ring = &recv_ctx->rds_rings[ring];
+ struct nx_host_rds_ring *rds_ring;
+ int index, length, cksum, pkt_offset;
- if (unlikely(index > rds_ring->num_desc))
+ if (unlikely(ring >= adapter->max_rds_rings))
+ return NULL;
+
+ rds_ring = &recv_ctx->rds_rings[ring];
+
+ index = netxen_get_sts_refhandle(sts_data0);
+ if (unlikely(index >= rds_ring->num_desc))
return NULL;
buffer = &rds_ring->rx_buf_arr[index];
+ length = netxen_get_sts_totallength(sts_data0);
+ cksum = netxen_get_sts_status(sts_data0);
+ pkt_offset = netxen_get_sts_pkt_offset(sts_data0);
+
skb = netxen_process_rxbuf(adapter, rds_ring, index, cksum);
if (!skb)
return buffer;
return buffer;
}
+#define TCP_HDR_SIZE 20
+#define TCP_TS_OPTION_SIZE 12
+#define TCP_TS_HDR_SIZE (TCP_HDR_SIZE + TCP_TS_OPTION_SIZE)
+
+static struct netxen_rx_buffer *
+netxen_process_lro(struct netxen_adapter *adapter,
+ struct nx_host_sds_ring *sds_ring,
+ int ring, u64 sts_data0, u64 sts_data1)
+{
+ struct net_device *netdev = adapter->netdev;
+ struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
+ struct netxen_rx_buffer *buffer;
+ struct sk_buff *skb;
+ struct nx_host_rds_ring *rds_ring;
+ struct iphdr *iph;
+ struct tcphdr *th;
+ bool push, timestamp;
+ int l2_hdr_offset, l4_hdr_offset;
+ int index;
+ u16 lro_length, length, data_offset;
+ u32 seq_number;
+
+ if (unlikely(ring > adapter->max_rds_rings))
+ return NULL;
+
+ rds_ring = &recv_ctx->rds_rings[ring];
+
+ index = netxen_get_lro_sts_refhandle(sts_data0);
+ if (unlikely(index > rds_ring->num_desc))
+ return NULL;
+
+ buffer = &rds_ring->rx_buf_arr[index];
+
+ timestamp = netxen_get_lro_sts_timestamp(sts_data0);
+ lro_length = netxen_get_lro_sts_length(sts_data0);
+ l2_hdr_offset = netxen_get_lro_sts_l2_hdr_offset(sts_data0);
+ l4_hdr_offset = netxen_get_lro_sts_l4_hdr_offset(sts_data0);
+ push = netxen_get_lro_sts_push_flag(sts_data0);
+ seq_number = netxen_get_lro_sts_seq_number(sts_data1);
+
+ skb = netxen_process_rxbuf(adapter, rds_ring, index, STATUS_CKSUM_OK);
+ if (!skb)
+ return buffer;
+
+ if (timestamp)
+ data_offset = l4_hdr_offset + TCP_TS_HDR_SIZE;
+ else
+ data_offset = l4_hdr_offset + TCP_HDR_SIZE;
+
+ skb_put(skb, lro_length + data_offset);
+
+ skb->truesize = (skb->len + sizeof(struct sk_buff) +
+ ((unsigned long)skb->data - (unsigned long)skb->head));
+
+ skb_pull(skb, l2_hdr_offset);
+ skb->protocol = eth_type_trans(skb, netdev);
+
+ iph = (struct iphdr *)skb->data;
+ th = (struct tcphdr *)(skb->data + (iph->ihl << 2));
+
+ length = (iph->ihl << 2) + (th->doff << 2) + lro_length;
+ iph->tot_len = htons(length);
+ iph->check = 0;
+ iph->check = ip_fast_csum((unsigned char *)iph, iph->ihl);
+ th->psh = push;
+ th->seq = htonl(seq_number);
+
+ netif_receive_skb(skb);
+
+ return buffer;
+}
+
#define netxen_merge_rx_buffers(list, head) \
do { list_splice_tail_init(list, head); } while (0);
u32 consumer = sds_ring->consumer;
int count = 0;
- u64 sts_data;
- int opcode, ring, index, length, cksum, pkt_offset, desc_cnt;
+ u64 sts_data0, sts_data1;
+ int opcode, ring = 0, desc_cnt;
while (count < max) {
desc = &sds_ring->desc_head[consumer];
- sts_data = le64_to_cpu(desc->status_desc_data[0]);
+ sts_data0 = le64_to_cpu(desc->status_desc_data[0]);
- if (!(sts_data & STATUS_OWNER_HOST))
+ if (!(sts_data0 & STATUS_OWNER_HOST))
break;
- desc_cnt = netxen_get_sts_desc_cnt(sts_data);
- ring = netxen_get_sts_type(sts_data);
-
- if (ring > RCV_RING_JUMBO)
- goto skip;
+ desc_cnt = netxen_get_sts_desc_cnt(sts_data0);
- opcode = netxen_get_sts_opcode(sts_data);
+ opcode = netxen_get_sts_opcode(sts_data0);
switch (opcode) {
case NETXEN_NIC_RXPKT_DESC:
case NETXEN_OLD_RXPKT_DESC:
+ case NETXEN_NIC_SYN_OFFLOAD:
+ ring = netxen_get_sts_type(sts_data0);
+ rxbuf = netxen_process_rcv(adapter, sds_ring,
+ ring, sts_data0);
+ break;
+ case NETXEN_NIC_LRO_DESC:
+ ring = netxen_get_lro_sts_type(sts_data0);
+ sts_data1 = le64_to_cpu(desc->status_desc_data[1]);
+ rxbuf = netxen_process_lro(adapter, sds_ring,
+ ring, sts_data0, sts_data1);
break;
case NETXEN_NIC_RESPONSE_DESC:
netxen_handle_fw_message(desc_cnt, consumer, sds_ring);
WARN_ON(desc_cnt > 1);
- index = netxen_get_sts_refhandle(sts_data);
- length = netxen_get_sts_totallength(sts_data);
- cksum = netxen_get_sts_status(sts_data);
- pkt_offset = netxen_get_sts_pkt_offset(sts_data);
-
- rxbuf = netxen_process_rcv(adapter, ring, index,
- length, cksum, pkt_offset, sds_ring);
-
if (rxbuf)
list_add_tail(&rxbuf->list, &sds_ring->free_list[ring]);
NXWR32(adapter, rds_ring->crb_rcv_producer,
(producer-1) & (rds_ring->num_desc-1));
- if (adapter->fw_major < 4) {
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
/*
* Write a doorbell msg to tell phanmon of change in
* receive ring producer
#include <linux/if_vlan.h>
#include <net/ip.h>
#include <linux/ipv6.h>
+#include <linux/inetdevice.h>
MODULE_DESCRIPTION("NetXen Multi port (1/10) Gigabit Network Driver");
MODULE_LICENSE("GPL");
static int netxen_nic_close(struct net_device *netdev);
static int netxen_nic_xmit_frame(struct sk_buff *, struct net_device *);
static void netxen_tx_timeout(struct net_device *netdev);
-static void netxen_tx_timeout_task(struct work_struct *work);
+static void netxen_reset_task(struct work_struct *work);
static void netxen_watchdog(unsigned long);
static int netxen_nic_poll(struct napi_struct *napi, int budget);
#ifdef CONFIG_NET_POLL_CONTROLLER
MODULE_DEVICE_TABLE(pci, netxen_pci_tbl);
- static struct workqueue_struct *netxen_workq;
- #define SCHEDULE_WORK(tp) queue_work(netxen_workq, tp)
- #define FLUSH_SCHEDULED_WORK() flush_workqueue(netxen_workq)
-
static void netxen_watchdog(unsigned long);
static uint32_t crb_cmd_producer[4] = {
{
if (recv_ctx->sds_rings != NULL)
kfree(recv_ctx->sds_rings);
+
+ recv_ctx->sds_rings = NULL;
}
static int
struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
if (netxen_alloc_sds_rings(recv_ctx, adapter->max_sds_rings))
- return 1;
+ return -ENOMEM;
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
return 0;
}
+ static void
+ netxen_napi_del(struct netxen_adapter *adapter)
+ {
+ int ring;
+ struct nx_host_sds_ring *sds_ring;
+ struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
+
+ for (ring = 0; ring < adapter->max_sds_rings; ring++) {
+ sds_ring = &recv_ctx->sds_rings[ring];
+ netif_napi_del(&sds_ring->napi);
+ }
+
+ netxen_free_sds_rings(&adapter->recv_ctx);
+ }
+
static void
netxen_napi_enable(struct netxen_adapter *adapter)
{
return err;
}
-static void netxen_check_options(struct netxen_adapter *adapter)
+static void
+netxen_check_options(struct netxen_adapter *adapter)
{
- if (adapter->ahw.port_type == NETXEN_NIC_XGBE)
- adapter->num_rxd = MAX_RCV_DESCRIPTORS_10G;
- else if (adapter->ahw.port_type == NETXEN_NIC_GBE)
- adapter->num_rxd = MAX_RCV_DESCRIPTORS_1G;
+ if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
+ adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
+ adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
+ } else if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
+ adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
+ adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
+ }
adapter->msix_supported = 0;
if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
}
}
- adapter->num_txd = MAX_CMD_DESCRIPTORS_HOST;
- adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS;
- adapter->num_lro_rxd = MAX_LRO_RCV_DESCRIPTORS;
+ adapter->num_txd = MAX_CMD_DESCRIPTORS;
- return;
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
+ adapter->num_lro_rxd = MAX_LRO_RCV_DESCRIPTORS;
+ adapter->max_rds_rings = 3;
+ } else {
+ adapter->num_lro_rxd = 0;
+ adapter->max_rds_rings = 2;
+ }
}
static int
}
- err = netxen_initialize_adapter_offload(adapter);
+ err = netxen_init_dummy_dma(adapter);
if (err)
return err;
/* Handshake with the card before we register the devices. */
err = netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
if (err) {
- netxen_free_adapter_offload(adapter);
+ netxen_free_dummy_dma(adapter);
return err;
}
+ nx_update_dma_mask(adapter);
+
+ netxen_nic_get_firmware_info(adapter);
+
return 0;
}
}
}
+static void
+netxen_nic_init_coalesce_defaults(struct netxen_adapter *adapter)
+{
+ adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
+ adapter->coal.normal.data.rx_time_us =
+ NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
+ adapter->coal.normal.data.rx_packets =
+ NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
+ adapter->coal.normal.data.tx_time_us =
+ NETXEN_DEFAULT_INTR_COALESCE_TX_TIME_US;
+ adapter->coal.normal.data.tx_packets =
+ NETXEN_DEFAULT_INTR_COALESCE_TX_PACKETS;
+}
+
static int
netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev)
{
if (adapter->max_sds_rings > 1)
netxen_config_rss(adapter, 1);
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ netxen_config_intr_coalesce(adapter);
+
netxen_napi_enable(adapter);
if (adapter->capabilities & NX_FW_CAPABILITY_LINK_NOTIFICATION)
spin_unlock(&adapter->tx_clean_lock);
del_timer_sync(&adapter->watchdog_timer);
- FLUSH_SCHEDULED_WORK();
}
struct nx_host_rds_ring *rds_ring;
struct nx_host_tx_ring *tx_ring;
+ if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC)
+ return 0;
+
err = netxen_init_firmware(adapter);
- if (err != 0) {
- printk(KERN_ERR "Failed to init firmware\n");
- return -EIO;
- }
+ if (err)
+ return err;
+
+ err = netxen_napi_add(adapter, netdev);
+ if (err)
+ return err;
- if (adapter->fw_major < 4)
- adapter->max_rds_rings = 3;
- else
- adapter->max_rds_rings = 2;
-
err = netxen_alloc_sw_resources(adapter);
if (err) {
printk(KERN_ERR "%s: Error in setting sw resources\n",
goto err_out_free_sw;
}
- if (adapter->fw_major < 4) {
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
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];
goto err_out_free_rxbuf;
}
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ netxen_nic_init_coalesce_defaults(adapter);
+
adapter->is_up = NETXEN_ADAPTER_UP_MAGIC;
return 0;
static void
netxen_nic_detach(struct netxen_adapter *adapter)
{
+ if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
+ return;
+
netxen_free_hw_resources(adapter);
netxen_release_rx_buffers(adapter);
netxen_nic_free_irq(adapter);
+ netxen_napi_del(adapter);
netxen_free_sw_resources(adapter);
adapter->is_up = 0;
}
+int
+netxen_nic_reset_context(struct netxen_adapter *adapter)
+{
+ int err = 0;
+ struct net_device *netdev = adapter->netdev;
+
+ if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) {
+
+ if (netif_running(netdev))
+ netxen_nic_down(adapter, netdev);
+
+ netxen_nic_detach(adapter);
+
+ err = netxen_nic_attach(adapter);
+ if (err)
+ goto done;
+
+ if (netif_running(netdev))
+ err = netxen_nic_up(adapter, netdev);
+ }
+done:
+ return err;
+}
+
+static int
+netxen_setup_netdev(struct netxen_adapter *adapter,
+ struct net_device *netdev)
+{
+ int err = 0;
+ struct pci_dev *pdev = adapter->pdev;
+
+ adapter->rx_csum = 1;
+ adapter->mc_enabled = 0;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ adapter->max_mc_count = 38;
+ else
+ adapter->max_mc_count = 16;
+
+ netdev->netdev_ops = &netxen_netdev_ops;
+ netdev->watchdog_timeo = 2*HZ;
+
+ netxen_nic_change_mtu(netdev, netdev->mtu);
+
+ 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(adapter->ahw.revision_id)) {
+ netdev->features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6);
+ netdev->vlan_features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6);
+ }
+
+ if (adapter->pci_using_dac) {
+ netdev->features |= NETIF_F_HIGHDMA;
+ netdev->vlan_features |= NETIF_F_HIGHDMA;
+ }
+
+ if (adapter->capabilities & NX_FW_CAPABILITY_FVLANTX)
+ netdev->features |= (NETIF_F_HW_VLAN_TX);
+
+ netdev->irq = adapter->msix_entries[0].vector;
+
+ err = netxen_napi_add(adapter, netdev);
+ if (err)
+ return err;
+
+ init_timer(&adapter->watchdog_timer);
+ adapter->watchdog_timer.function = &netxen_watchdog;
+ adapter->watchdog_timer.data = (unsigned long)adapter;
+ INIT_WORK(&adapter->watchdog_task, netxen_watchdog_task);
+ INIT_WORK(&adapter->tx_timeout_task, netxen_reset_task);
+
+ if (netxen_read_mac_addr(adapter))
+ dev_warn(&pdev->dev, "failed to read mac addr\n");
+
+ netif_carrier_off(netdev);
+ netif_stop_queue(netdev);
+
+ err = register_netdev(netdev);
+ if (err) {
+ dev_err(&pdev->dev, "failed to register net device\n");
+ return err;
+ }
+
+ return 0;
+}
+
static int __devinit
netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
netdev = alloc_etherdev(sizeof(struct netxen_adapter));
if(!netdev) {
- printk(KERN_ERR"%s: Failed to allocate memory for the "
- "device block.Check system memory resource"
- " usage.\n", netxen_nic_driver_name);
+ dev_err(&pdev->dev, "failed to allocate net_device\n");
+ err = -ENOMEM;
goto err_out_free_res;
}
/* This will be reset for mezz cards */
adapter->portnum = pci_func_id;
- adapter->rx_csum = 1;
- adapter->mc_enabled = 0;
- if (NX_IS_REVISION_P3(revision_id))
- adapter->max_mc_count = 38;
- else
- adapter->max_mc_count = 16;
-
- netdev->netdev_ops = &netxen_netdev_ops;
- netdev->watchdog_timeo = 2*HZ;
- netxen_nic_change_mtu(netdev, netdev->mtu);
-
- 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)) {
- netdev->features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6);
- netdev->vlan_features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6);
- }
-
- if (adapter->pci_using_dac) {
- netdev->features |= NETIF_F_HIGHDMA;
- netdev->vlan_features |= NETIF_F_HIGHDMA;
- }
-
- if (netxen_nic_get_board_info(adapter) != 0) {
- printk("%s: Error getting board config info.\n",
- netxen_nic_driver_name);
- err = -EIO;
+ err = netxen_nic_get_board_info(adapter);
+ if (err) {
+ dev_err(&pdev->dev, "Error getting board config info.\n");
goto err_out_iounmap;
}
if (err)
goto err_out_iounmap;
- nx_update_dma_mask(adapter);
-
- netxen_nic_get_firmware_info(adapter);
-
/*
* See if the firmware gave us a virtual-physical port mapping.
*/
adapter->physical_port = adapter->portnum;
- if (adapter->fw_major < 4) {
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
i = NXRD32(adapter, CRB_V2P(adapter->portnum));
if (i != 0x55555555)
adapter->physical_port = i;
netxen_setup_intr(adapter);
- netdev->irq = adapter->msix_entries[0].vector;
-
- init_timer(&adapter->watchdog_timer);
- adapter->watchdog_timer.function = &netxen_watchdog;
- adapter->watchdog_timer.data = (unsigned long)adapter;
- INIT_WORK(&adapter->watchdog_task, netxen_watchdog_task);
- INIT_WORK(&adapter->tx_timeout_task, netxen_tx_timeout_task);
-
- err = netxen_read_mac_addr(adapter);
+ err = netxen_setup_netdev(adapter, netdev);
if (err)
- dev_warn(&pdev->dev, "failed to read mac addr\n");
-
- netif_carrier_off(netdev);
- netif_stop_queue(netdev);
-
- if ((err = register_netdev(netdev))) {
- printk(KERN_ERR "%s: register_netdev failed port #%d"
- " aborting\n", netxen_nic_driver_name,
- adapter->portnum);
- err = -EIO;
goto err_out_disable_msi;
- }
pci_set_drvdata(pdev, adapter);
err_out_disable_msi:
netxen_teardown_intr(adapter);
- netxen_free_adapter_offload(adapter);
+ netxen_free_dummy_dma(adapter);
err_out_iounmap:
netxen_cleanup_pci_map(adapter);
unregister_netdev(netdev);
- if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) {
- netxen_nic_detach(adapter);
- }
+ cancel_work_sync(&adapter->watchdog_task);
+ cancel_work_sync(&adapter->tx_timeout_task);
+
+ netxen_nic_detach(adapter);
if (adapter->portnum == 0)
- netxen_free_adapter_offload(adapter);
+ netxen_free_dummy_dma(adapter);
netxen_teardown_intr(adapter);
- netxen_free_sds_rings(&adapter->recv_ctx);
netxen_cleanup_pci_map(adapter);
if (netif_running(netdev))
netxen_nic_down(adapter, netdev);
- if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC)
- netxen_nic_detach(adapter);
+ cancel_work_sync(&adapter->watchdog_task);
+ cancel_work_sync(&adapter->tx_timeout_task);
+
+ netxen_nic_detach(adapter);
pci_save_state(pdev);
if (adapter->driver_mismatch)
return -EIO;
- if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) {
- err = netxen_nic_attach(adapter);
- if (err)
- return err;
- }
+ err = netxen_nic_attach(adapter);
+ if (err)
+ return err;
err = netxen_nic_up(adapter, netdev);
if (err)
return 0;
}
-static bool netxen_tso_check(struct net_device *netdev,
- struct cmd_desc_type0 *desc, struct sk_buff *skb)
+static void
+netxen_tso_check(struct net_device *netdev,
+ struct nx_host_tx_ring *tx_ring,
+ struct cmd_desc_type0 *first_desc,
+ struct sk_buff *skb)
{
- bool tso = false;
u8 opcode = TX_ETHER_PKT;
__be16 protocol = skb->protocol;
- u16 flags = 0;
+ u16 flags = 0, vid = 0;
+ u32 producer;
+ int copied, offset, copy_len, hdr_len = 0, tso = 0, vlan_oob = 0;
+ struct cmd_desc_type0 *hwdesc;
+ struct vlan_ethhdr *vh;
if (protocol == cpu_to_be16(ETH_P_8021Q)) {
- struct vlan_ethhdr *vh = (struct vlan_ethhdr *)skb->data;
+
+ vh = (struct vlan_ethhdr *)skb->data;
protocol = vh->h_vlan_encapsulated_proto;
flags = FLAGS_VLAN_TAGGED;
+
+ } else if (vlan_tx_tag_present(skb)) {
+
+ flags = FLAGS_VLAN_OOB;
+ vid = vlan_tx_tag_get(skb);
+ netxen_set_tx_vlan_tci(first_desc, vid);
+ vlan_oob = 1;
}
if ((netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) &&
skb_shinfo(skb)->gso_size > 0) {
- desc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size);
- desc->total_hdr_length =
- skb_transport_offset(skb) + tcp_hdrlen(skb);
+ hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
+
+ first_desc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size);
+ first_desc->total_hdr_length = hdr_len;
+ if (vlan_oob) {
+ first_desc->total_hdr_length += VLAN_HLEN;
+ first_desc->tcp_hdr_offset = VLAN_HLEN;
+ first_desc->ip_hdr_offset = VLAN_HLEN;
+ /* Only in case of TSO on vlan device */
+ flags |= FLAGS_VLAN_TAGGED;
+ }
opcode = (protocol == cpu_to_be16(ETH_P_IPV6)) ?
TX_TCP_LSO6 : TX_TCP_LSO;
- tso = true;
+ tso = 1;
} else if (skb->ip_summed == CHECKSUM_PARTIAL) {
u8 l4proto;
opcode = TX_UDPV6_PKT;
}
}
- desc->tcp_hdr_offset = skb_transport_offset(skb);
- desc->ip_hdr_offset = skb_network_offset(skb);
- netxen_set_tx_flags_opcode(desc, flags, opcode);
- return tso;
+
+ first_desc->tcp_hdr_offset += skb_transport_offset(skb);
+ first_desc->ip_hdr_offset += skb_network_offset(skb);
+ netxen_set_tx_flags_opcode(first_desc, flags, opcode);
+
+ if (!tso)
+ return;
+
+ /* For LSO, we need to copy the MAC/IP/TCP headers into
+ * the descriptor ring
+ */
+ producer = tx_ring->producer;
+ copied = 0;
+ offset = 2;
+
+ if (vlan_oob) {
+ /* Create a TSO vlan header template for firmware */
+
+ hwdesc = &tx_ring->desc_head[producer];
+ tx_ring->cmd_buf_arr[producer].skb = NULL;
+
+ copy_len = min((int)sizeof(struct cmd_desc_type0) - offset,
+ hdr_len + VLAN_HLEN);
+
+ vh = (struct vlan_ethhdr *)((char *)hwdesc + 2);
+ skb_copy_from_linear_data(skb, vh, 12);
+ vh->h_vlan_proto = htons(ETH_P_8021Q);
+ vh->h_vlan_TCI = htons(vid);
+ skb_copy_from_linear_data_offset(skb, 12,
+ (char *)vh + 16, copy_len - 16);
+
+ copied = copy_len - VLAN_HLEN;
+ offset = 0;
+
+ producer = get_next_index(producer, tx_ring->num_desc);
+ }
+
+ while (copied < hdr_len) {
+
+ copy_len = min((int)sizeof(struct cmd_desc_type0) - offset,
+ (hdr_len - copied));
+
+ hwdesc = &tx_ring->desc_head[producer];
+ tx_ring->cmd_buf_arr[producer].skb = NULL;
+
+ skb_copy_from_linear_data_offset(skb, copied,
+ (char *)hwdesc + offset, copy_len);
+
+ copied += copy_len;
+ offset = 0;
+
+ producer = get_next_index(producer, tx_ring->num_desc);
+ }
+
+ tx_ring->producer = producer;
+ barrier();
}
static void
static inline void
netxen_clear_cmddesc(u64 *desc)
{
- int i;
- for (i = 0; i < 8; i++)
- desc[i] = 0ULL;
+ desc[0] = 0ULL;
+ desc[2] = 0ULL;
}
static int
{
struct netxen_adapter *adapter = netdev_priv(netdev);
struct nx_host_tx_ring *tx_ring = adapter->tx_ring;
- unsigned int first_seg_len = skb->len - skb->data_len;
+ struct skb_frag_struct *frag;
struct netxen_cmd_buffer *pbuf;
struct netxen_skb_frag *buffrag;
- struct cmd_desc_type0 *hwdesc;
- struct pci_dev *pdev = adapter->pdev;
+ struct cmd_desc_type0 *hwdesc, *first_desc;
+ struct pci_dev *pdev;
dma_addr_t temp_dma;
int i, k;
+ unsigned long offset;
u32 producer;
- int frag_count, no_of_desc;
+ int len, frag_count, no_of_desc;
u32 num_txd = tx_ring->num_desc;
- bool is_tso = false;
frag_count = skb_shinfo(skb)->nr_frags + 1;
producer = tx_ring->producer;
- hwdesc = &tx_ring->desc_head[producer];
- netxen_clear_cmddesc((u64 *)hwdesc);
- pbuf = &tx_ring->cmd_buf_arr[producer];
+ pdev = adapter->pdev;
+ len = skb->len - skb->data_len;
- is_tso = netxen_tso_check(netdev, hwdesc, skb);
+ temp_dma = pci_map_single(pdev, skb->data, len, PCI_DMA_TODEVICE);
+ if (pci_dma_mapping_error(pdev, temp_dma))
+ goto drop_packet;
+ pbuf = &tx_ring->cmd_buf_arr[producer];
pbuf->skb = skb;
pbuf->frag_count = frag_count;
- buffrag = &pbuf->frag_array[0];
- temp_dma = pci_map_single(pdev, skb->data, first_seg_len,
- PCI_DMA_TODEVICE);
- if (pci_dma_mapping_error(pdev, temp_dma))
- goto drop_packet;
+ buffrag = &pbuf->frag_array[0];
buffrag->dma = temp_dma;
- buffrag->length = first_seg_len;
+ buffrag->length = len;
+
+ first_desc = hwdesc = &tx_ring->desc_head[producer];
+ netxen_clear_cmddesc((u64 *)hwdesc);
netxen_set_tx_frags_len(hwdesc, frag_count, skb->len);
netxen_set_tx_port(hwdesc, adapter->portnum);
- hwdesc->buffer_length[0] = cpu_to_le16(first_seg_len);
- hwdesc->addr_buffer1 = cpu_to_le64(buffrag->dma);
+ hwdesc->buffer_length[0] = cpu_to_le16(len);
+ hwdesc->addr_buffer1 = cpu_to_le64(temp_dma);
for (i = 1, k = 1; i < frag_count; i++, k++) {
- struct skb_frag_struct *frag;
- int len, temp_len;
- unsigned long offset;
/* move to next desc. if there is a need */
if ((i & 0x3) == 0) {
pbuf = &tx_ring->cmd_buf_arr[producer];
pbuf->skb = NULL;
}
+ buffrag = &pbuf->frag_array[i];
frag = &skb_shinfo(skb)->frags[i - 1];
len = frag->size;
offset = frag->page_offset;
- temp_len = len;
temp_dma = pci_map_page(pdev, frag->page, offset,
len, PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(pdev, temp_dma)) {
goto drop_packet;
}
- buffrag++;
buffrag->dma = temp_dma;
- buffrag->length = temp_len;
+ buffrag->length = len;
- hwdesc->buffer_length[k] = cpu_to_le16(temp_len);
+ hwdesc->buffer_length[k] = cpu_to_le16(len);
switch (k) {
case 0:
hwdesc->addr_buffer1 = cpu_to_le64(temp_dma);
hwdesc->addr_buffer4 = cpu_to_le64(temp_dma);
break;
}
- frag++;
}
- producer = get_next_index(producer, num_txd);
-
- /* For LSO, we need to copy the MAC/IP/TCP headers into
- * the descriptor ring
- */
- if (is_tso) {
- int hdr_len, first_hdr_len, more_hdr;
- hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
- if (hdr_len > (sizeof(struct cmd_desc_type0) - 2)) {
- first_hdr_len = sizeof(struct cmd_desc_type0) - 2;
- more_hdr = 1;
- } else {
- first_hdr_len = hdr_len;
- more_hdr = 0;
- }
- /* copy the MAC/IP/TCP headers to the cmd descriptor list */
- hwdesc = &tx_ring->desc_head[producer];
- pbuf = &tx_ring->cmd_buf_arr[producer];
- pbuf->skb = NULL;
+ tx_ring->producer = get_next_index(producer, num_txd);
- /* copy the first 64 bytes */
- memcpy(((void *)hwdesc) + 2,
- (void *)(skb->data), first_hdr_len);
- producer = get_next_index(producer, num_txd);
-
- if (more_hdr) {
- 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
- */
- skb_copy_from_linear_data_offset(skb, first_hdr_len,
- hwdesc,
- (hdr_len -
- first_hdr_len));
- producer = get_next_index(producer, num_txd);
- }
- }
-
- tx_ring->producer = producer;
- adapter->stats.txbytes += skb->len;
+ netxen_tso_check(netdev, tx_ring, first_desc, skb);
netxen_nic_update_cmd_producer(adapter, tx_ring);
+ adapter->stats.txbytes += skb->len;
adapter->stats.xmitcalled++;
return NETDEV_TX_OK;
"%s: Device temperature %d degrees C exceeds"
" maximum allowed. Hardware has been shut down.\n",
netdev->name, temp_val);
-
- netif_device_detach(netdev);
- netxen_nic_down(adapter, netdev);
- netxen_nic_detach(adapter);
-
rv = 1;
} else if (temp_state == NX_TEMP_WARN) {
if (adapter->temp == NX_TEMP_NORMAL) {
netif_carrier_off(netdev);
netif_stop_queue(netdev);
}
-
- if (!adapter->has_link_events)
- netxen_nic_set_link_parameters(adapter);
-
+ adapter->link_changed = !adapter->has_link_events;
} else if (!adapter->ahw.linkup && linkup) {
printk(KERN_INFO "%s: %s NIC Link is up\n",
netxen_nic_driver_name, netdev->name);
netif_carrier_on(netdev);
netif_wake_queue(netdev);
}
-
- if (!adapter->has_link_events)
- netxen_nic_set_link_parameters(adapter);
+ adapter->link_changed = !adapter->has_link_events;
}
}
netxen_advert_link_change(adapter, linkup);
}
+ static void netxen_nic_thermal_shutdown(struct netxen_adapter *adapter)
+ {
+ struct net_device *netdev = adapter->netdev;
+
+ netif_device_detach(netdev);
+ netxen_nic_down(adapter, netdev);
+ netxen_nic_detach(adapter);
+ }
+
static void netxen_watchdog(unsigned long v)
{
struct netxen_adapter *adapter = (struct netxen_adapter *)v;
- SCHEDULE_WORK(&adapter->watchdog_task);
+ if (netxen_nic_check_temp(adapter))
+ goto do_sched;
+
+ if (!adapter->has_link_events) {
+ netxen_nic_handle_phy_intr(adapter);
+
+ if (adapter->link_changed)
+ goto do_sched;
+ }
+
+ if (netif_running(adapter->netdev))
+ mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
+
+ return;
+
+ do_sched:
+ schedule_work(&adapter->watchdog_task);
}
void netxen_watchdog_task(struct work_struct *work)
struct netxen_adapter *adapter =
container_of(work, struct netxen_adapter, watchdog_task);
- if (netxen_nic_check_temp(adapter))
+ if (adapter->temp == NX_TEMP_PANIC) {
+ netxen_nic_thermal_shutdown(adapter);
return;
+ }
- if (!adapter->has_link_events)
- netxen_nic_handle_phy_intr(adapter);
+ if (adapter->link_changed)
+ netxen_nic_set_link_parameters(adapter);
if (netif_running(adapter->netdev))
mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
static void netxen_tx_timeout(struct net_device *netdev)
{
- struct netxen_adapter *adapter = (struct netxen_adapter *)
- netdev_priv(netdev);
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+
+ dev_err(&netdev->dev, "transmit timeout, resetting.\n");
-
- SCHEDULE_WORK(&adapter->tx_timeout_task);
+ schedule_work(&adapter->tx_timeout_task);
}
-static void netxen_tx_timeout_task(struct work_struct *work)
+static void netxen_reset_task(struct work_struct *work)
{
struct netxen_adapter *adapter =
container_of(work, struct netxen_adapter, tx_timeout_task);
if (!netif_running(adapter->netdev))
return;
- printk(KERN_ERR "%s %s: transmit timeout, resetting.\n",
- netxen_nic_driver_name, adapter->netdev->name);
-
netxen_napi_disable(adapter);
adapter->netdev->trans_start = jiffies;
}
/* clear interrupt */
- if (adapter->fw_major < 4)
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
netxen_nic_disable_int(sds_ring);
adapter->pci_write_immediate(adapter,
}
#endif
+#ifdef CONFIG_INET
+
+#define is_netxen_netdev(dev) (dev->netdev_ops == &netxen_netdev_ops)
+
+static int
+netxen_destip_supported(struct netxen_adapter *adapter)
+{
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return 0;
+
+ if (adapter->ahw.cut_through)
+ return 0;
+
+ return 1;
+}
+
+static int netxen_netdev_event(struct notifier_block *this,
+ unsigned long event, void *ptr)
+{
+ struct netxen_adapter *adapter;
+ struct net_device *dev = (struct net_device *)ptr;
+ struct in_device *indev;
+
+recheck:
+ if (dev == NULL)
+ goto done;
+
+ if (dev->priv_flags & IFF_802_1Q_VLAN) {
+ dev = vlan_dev_real_dev(dev);
+ goto recheck;
+ }
+
+ if (!is_netxen_netdev(dev))
+ goto done;
+
+ adapter = netdev_priv(dev);
+
+ if (!adapter || !netxen_destip_supported(adapter))
+ goto done;
+
+ if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
+ goto done;
+
+ indev = in_dev_get(dev);
+ if (!indev)
+ goto done;
+
+ for_ifa(indev) {
+ switch (event) {
+ case NETDEV_UP:
+ netxen_config_ipaddr(adapter,
+ ifa->ifa_address, NX_IP_UP);
+ break;
+ case NETDEV_DOWN:
+ netxen_config_ipaddr(adapter,
+ ifa->ifa_address, NX_IP_DOWN);
+ break;
+ default:
+ break;
+ }
+ } endfor_ifa(indev);
+
+ in_dev_put(indev);
+done:
+ return NOTIFY_DONE;
+}
+
+static int
+netxen_inetaddr_event(struct notifier_block *this,
+ unsigned long event, void *ptr)
+{
+ struct netxen_adapter *adapter;
+ struct net_device *dev;
+
+ struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
+
+ dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
+
+recheck:
+ if (dev == NULL || !netif_running(dev))
+ goto done;
+
+ if (dev->priv_flags & IFF_802_1Q_VLAN) {
+ dev = vlan_dev_real_dev(dev);
+ goto recheck;
+ }
+
+ if (!is_netxen_netdev(dev))
+ goto done;
+
+ adapter = netdev_priv(dev);
+
+ if (!adapter || !netxen_destip_supported(adapter))
+ goto done;
+
+ if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
+ goto done;
+
+ switch (event) {
+ case NETDEV_UP:
+ netxen_config_ipaddr(adapter, ifa->ifa_address, NX_IP_UP);
+ break;
+ case NETDEV_DOWN:
+ netxen_config_ipaddr(adapter, ifa->ifa_address, NX_IP_DOWN);
+ break;
+ default:
+ break;
+ }
+
+done:
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block netxen_netdev_cb = {
+ .notifier_call = netxen_netdev_event,
+};
+
+static struct notifier_block netxen_inetaddr_cb = {
+ .notifier_call = netxen_inetaddr_event,
+};
+#endif
+
static struct pci_driver netxen_driver = {
.name = netxen_nic_driver_name,
.id_table = netxen_pci_tbl,
#endif
};
-/* Driver Registration on NetXen card */
-
static int __init netxen_init_module(void)
{
printk(KERN_INFO "%s\n", netxen_nic_driver_string);
- if ((netxen_workq = create_singlethread_workqueue("netxen")) == NULL)
- return -ENOMEM;
-
+#ifdef CONFIG_INET
+ register_netdevice_notifier(&netxen_netdev_cb);
+ register_inetaddr_notifier(&netxen_inetaddr_cb);
+#endif
+
return pci_register_driver(&netxen_driver);
}
static void __exit netxen_exit_module(void)
{
pci_unregister_driver(&netxen_driver);
- destroy_workqueue(netxen_workq);
+
+#ifdef CONFIG_INET
+ unregister_inetaddr_notifier(&netxen_inetaddr_cb);
+ unregister_netdevice_notifier(&netxen_netdev_cb);
+#endif
}
module_exit(netxen_exit_module);
git.openpandora.org / pandora-kernel.git / commitdiff