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NetXen: Multi PCI support for Quad cards 

NetXen: Fix the multi PCI function for cards with more than 2 ports.
This patch fixes the working of multi PCI capable driver on cards with
more than 2 ports by adding the addresses for their rings and sizes.

Signed-off by: Mithlesh Thukral <mithlesh@netxen.com>

Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Mithlesh Thukral 2007-04-20 07:53:52 -07:00 committed by Jeff Garzik
parent 13ba9c7714
commit 595e3fb8cf
4 changed files with 144 additions and 42 deletions
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115
drivers/net/netxen/netxen_nic_hw.c
View File

@ -143,8 +143,105 @@ struct netxen_recv_crb recv_crb_registers[] = {
NETXEN_NIC_REG(0x180),
/* crb_status_ring_size */
NETXEN_NIC_REG(0x184),
},
/*
* Instance 3,
*/
{
{
{
/* crb_rcv_producer_offset: */
NETXEN_NIC_REG(0x1d8),
/* crb_rcv_consumer_offset: */
NETXEN_NIC_REG(0x1dc),
/* crb_gloablrcv_ring: */
NETXEN_NIC_REG(0x1f0),
/* crb_rcv_ring_size */
NETXEN_NIC_REG(0x1f4),
},
/* Jumbo frames */
{
/* crb_rcv_producer_offset: */
NETXEN_NIC_REG(0x1f8),
/* crb_rcv_consumer_offset: */
NETXEN_NIC_REG(0x1fc),
/* crb_gloablrcv_ring: */
NETXEN_NIC_REG(0x200),
/* crb_rcv_ring_size */
NETXEN_NIC_REG(0x204),
},
/* LRO */
{
/* crb_rcv_producer_offset: */
NETXEN_NIC_REG(0x208),
/* crb_rcv_consumer_offset: */
NETXEN_NIC_REG(0x20c),
/* crb_gloablrcv_ring: */
NETXEN_NIC_REG(0x210),
/* crb_rcv_ring_size */
NETXEN_NIC_REG(0x214),
}
},
/* crb_rcvstatus_ring: */
NETXEN_NIC_REG(0x218),
/* crb_rcv_status_producer: */
NETXEN_NIC_REG(0x21c),
/* crb_rcv_status_consumer: */
NETXEN_NIC_REG(0x220),
/* crb_rcvpeg_state: */
NETXEN_NIC_REG(0x224),
/* crb_status_ring_size */
NETXEN_NIC_REG(0x228),
},
/*
* Instance 4,
*/
{
{
{
/* crb_rcv_producer_offset: */
NETXEN_NIC_REG(0x22c),
/* crb_rcv_consumer_offset: */
NETXEN_NIC_REG(0x230),
/* crb_gloablrcv_ring: */
NETXEN_NIC_REG(0x234),
/* crb_rcv_ring_size */
NETXEN_NIC_REG(0x238),
},
/* Jumbo frames */
{
/* crb_rcv_producer_offset: */
NETXEN_NIC_REG(0x23c),
/* crb_rcv_consumer_offset: */
NETXEN_NIC_REG(0x240),
/* crb_gloablrcv_ring: */
NETXEN_NIC_REG(0x244),
/* crb_rcv_ring_size */
NETXEN_NIC_REG(0x248),
},
/* LRO */
{
/* crb_rcv_producer_offset: */
NETXEN_NIC_REG(0x24c),
/* crb_rcv_consumer_offset: */
NETXEN_NIC_REG(0x250),
/* crb_gloablrcv_ring: */
NETXEN_NIC_REG(0x254),
/* crb_rcv_ring_size */
NETXEN_NIC_REG(0x258),
}
},
/* crb_rcvstatus_ring: */
NETXEN_NIC_REG(0x25c),
/* crb_rcv_status_producer: */
NETXEN_NIC_REG(0x260),
/* crb_rcv_status_consumer: */
NETXEN_NIC_REG(0x264),
/* crb_rcvpeg_state: */
NETXEN_NIC_REG(0x268),
/* crb_status_ring_size */
NETXEN_NIC_REG(0x26c),
},
};
u64 ctx_addr_sig_regs[][3] = {
@ -296,6 +393,7 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
u32 card_cmdring = 0;
struct netxen_recv_context *recv_ctx;
struct netxen_rcv_desc_ctx *rcv_desc;
int func_id = adapter->portnum;
DPRINTK(INFO, "crb_base: %lx %x", NETXEN_PCI_CRBSPACE,
PCI_OFFSET_SECOND_RANGE(adapter, NETXEN_PCI_CRBSPACE));
@ -351,6 +449,7 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
}
memset(addr, 0, sizeof(struct netxen_ring_ctx));
adapter->ctx_desc = (struct netxen_ring_ctx *)addr;
adapter->ctx_desc->ctx_id = adapter->portnum;
adapter->ctx_desc->cmd_consumer_offset =
cpu_to_le64(adapter->ctx_desc_phys_addr +
sizeof(struct netxen_ring_ctx));
@ -421,11 +520,11 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
/* Window = 1 */
writel(lower32(adapter->ctx_desc_phys_addr),
NETXEN_CRB_NORMALIZE(adapter, CRB_CTX_ADDR_REG_LO));
NETXEN_CRB_NORMALIZE(adapter, CRB_CTX_ADDR_REG_LO(func_id)));
writel(upper32(adapter->ctx_desc_phys_addr),
NETXEN_CRB_NORMALIZE(adapter, CRB_CTX_ADDR_REG_HI));
writel(NETXEN_CTX_SIGNATURE,
NETXEN_CRB_NORMALIZE(adapter, CRB_CTX_SIGNATURE_REG));
NETXEN_CRB_NORMALIZE(adapter, CRB_CTX_ADDR_REG_HI(func_id)));
writel(NETXEN_CTX_SIGNATURE | func_id,
NETXEN_CRB_NORMALIZE(adapter, CRB_CTX_SIGNATURE_REG(func_id)));
return err;
}
@ -965,9 +1064,11 @@ int netxen_nic_set_mtu_xgb(struct netxen_adapter *adapter, int new_mtu)
{
new_mtu += NETXEN_NIU_HDRSIZE + NETXEN_NIU_TLRSIZE;
if (adapter->portnum == 0)
netxen_nic_write_w0(adapter, NETXEN_NIU_XGE_MAX_FRAME_SIZE, new_mtu);
netxen_nic_write_w0(adapter, NETXEN_NIU_XGE_MAX_FRAME_SIZE,
new_mtu);
else if (adapter->portnum == 1)
netxen_nic_write_w0(adapter, NETXEN_NIU_XG1_MAX_FRAME_SIZE, new_mtu);
netxen_nic_write_w0(adapter, NETXEN_NIU_XG1_MAX_FRAME_SIZE,
new_mtu);
return 0;
}

4
drivers/net/netxen/netxen_nic_init.c
View File

@ -226,7 +226,6 @@ void netxen_initialize_adapter_ops(struct netxen_adapter *adapter)
adapter->unset_promisc = netxen_niu_set_promiscuous_mode;
adapter->phy_read = netxen_niu_gbe_phy_read;
adapter->phy_write = netxen_niu_gbe_phy_write;
adapter->init_port = netxen_niu_gbe_init_port;
adapter->init_niu = netxen_nic_init_niu_gb;
adapter->stop_port = netxen_niu_disable_gbe_port;
break;
@ -438,7 +437,6 @@ do_rom_fast_read_words(struct netxen_adapter *adapter, int addr,
for (addridx = addr; addridx < (addr + size); addridx += 4) {
ret = do_rom_fast_read(adapter, addridx, (int *)bytes);
*(int *)bytes = cpu_to_le32(*(int *)bytes);
if (ret != 0)
break;
bytes += 4;
@ -498,7 +496,7 @@ static inline int do_rom_fast_write_words(struct netxen_adapter *adapter,
int timeout = 0;
int data;
data = le32_to_cpu((*(u32*)bytes));
data = *(u32*)bytes;
ret = do_rom_fast_write(adapter, addridx, data);
if (ret < 0)

61
drivers/net/netxen/netxen_nic_main.c
View File

@ -286,7 +286,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
adapter->max_jumbo_rx_desc_count = MAX_JUMBO_RCV_DESCRIPTORS;
adapter->max_lro_rx_desc_count = MAX_LRO_RCV_DESCRIPTORS;
pci_set_drvdata(pdev, adapter);
pci_set_drvdata(pdev, netdev);
adapter->netdev = netdev;
adapter->pdev = pdev;
@ -388,6 +388,11 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
adapter->ahw.db_len = db_len;
spin_lock_init(&adapter->tx_lock);
spin_lock_init(&adapter->lock);
/* initialize the adapter */
netxen_initialize_adapter_hw(adapter);
netxen_initialize_adapter_ops(adapter);
netxen_initialize_adapter_sw(adapter); /* initialize the buffers in adapter */
/* Mezz cards have PCI function 0,2,3 enabled */
if (adapter->ahw.boardcfg.board_type == NETXEN_BRDTYPE_P2_SB31_10G_IMEZ)
@ -412,11 +417,6 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
* initializing the ports
*/
/* initialize the adapter */
netxen_initialize_adapter_hw(adapter);
netxen_initialize_adapter_ops(adapter);
init_timer(&adapter->watchdog_timer);
adapter->ahw.xg_linkup = 0;
adapter->watchdog_timer.function = &netxen_watchdog;
@ -578,8 +578,8 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
int i;
int ctxid, ring;
adapter = pci_get_drvdata(pdev);
netdev = adapter->netdev;
netdev = pci_get_drvdata(pdev);
adapter = netdev_priv(netdev);
if (adapter == NULL)
return;
@ -588,15 +588,15 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
if (adapter->irq)
free_irq(adapter->irq, adapter);
/* leave the hw in the same state as reboot */
writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE));
netxen_pinit_from_rom(adapter, 0);
netxen_load_firmware(adapter);
netxen_free_adapter_offload(adapter);
if(adapter->portnum == 0) {
/* leave the hw in the same state as reboot */
writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE));
netxen_pinit_from_rom(adapter, 0);
netxen_load_firmware(adapter);
netxen_free_adapter_offload(adapter);
}
udelay(500);
unregister_netdev(netdev);
free_netdev(netdev);
if ((adapter->flags & NETXEN_NIC_MSI_ENABLED))
pci_disable_msi(pdev);
@ -608,10 +608,6 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
iounmap(adapter->ahw.pci_base1);
iounmap(adapter->ahw.pci_base2);
pci_release_regions(pdev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
for (ctxid = 0; ctxid < MAX_RCV_CTX; ++ctxid) {
recv_ctx = &adapter->recv_ctx[ctxid];
for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
@ -631,7 +627,13 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
}
vfree(adapter->cmd_buf_arr);
kfree(adapter);
unregister_netdev(netdev);
free_netdev(netdev);
pci_release_regions(pdev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
}
/*
@ -651,8 +653,6 @@ static int netxen_nic_open(struct net_device *netdev)
return -EIO;
}
netxen_nic_flash_print(adapter);
if (adapter->init_niu)
adapter->init_niu(adapter);
/* setup all the resources for the Phantom... */
/* this include the descriptors for rcv, tx, and status */
@ -663,13 +663,6 @@ static int netxen_nic_open(struct net_device *netdev)
err);
return err;
}
if (adapter->init_port
&& adapter->init_port(adapter, adapter->portnum) != 0) {
printk(KERN_ERR "%s: Failed to initialize port %d\n",
netxen_nic_driver_name, adapter->portnum);
netxen_free_hw_resources(adapter);
return -EIO;
}
for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) {
for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++)
netxen_post_rx_buffers(adapter, ctx, ring);
@ -695,6 +688,15 @@ static int netxen_nic_open(struct net_device *netdev)
* we set it */
if (adapter->macaddr_set)
adapter->macaddr_set(adapter, netdev->dev_addr);
if (adapter->init_port
&& adapter->init_port(adapter, adapter->portnum) != 0) {
printk(KERN_ERR "%s: Failed to initialize port %d\n",
netxen_nic_driver_name, adapter->portnum);
free_irq(adapter->irq, adapter);
netxen_free_hw_resources(adapter);
return -EIO;
}
netxen_nic_set_link_parameters(adapter);
netxen_nic_set_multi(netdev);
@ -1028,6 +1030,7 @@ netxen_handle_int(struct netxen_adapter *adapter, struct net_device *netdev)
u32 ret = 0;
DPRINTK(INFO, "Entered handle ISR\n");
adapter->stats.ints++;
if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
int count = 0;

6
drivers/net/netxen/netxen_nic_phan_reg.h
View File

@ -151,9 +151,9 @@ struct netxen_recv_crb {
extern struct netxen_recv_crb recv_crb_registers[];
extern u64 ctx_addr_sig_regs[][3];
#endif /* DEFINE_GLOBAL_RECEIVE_CRB */
#define CRB_CTX_ADDR_REG_LO (ctx_addr_sig_regs[0][0])
#define CRB_CTX_ADDR_REG_HI (ctx_addr_sig_regs[0][2])
#define CRB_CTX_SIGNATURE_REG (ctx_addr_sig_regs[0][1])
#define CRB_CTX_ADDR_REG_LO(FUNC_ID) (ctx_addr_sig_regs[FUNC_ID][0])
#define CRB_CTX_ADDR_REG_HI(FUNC_ID) (ctx_addr_sig_regs[FUNC_ID][2])
#define CRB_CTX_SIGNATURE_REG(FUNC_ID) (ctx_addr_sig_regs[FUNC_ID][1])
/*
* Temperature control.