diff options
Diffstat (limited to 'drivers/net/netxen')
| -rw-r--r-- | drivers/net/netxen/netxen_nic.h | 2 | ||||
| -rw-r--r-- | drivers/net/netxen/netxen_nic_main.c | 95 |
2 files changed, 26 insertions, 71 deletions
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index 9c78c963b72..f4dd9acb687 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -1203,7 +1203,7 @@ typedef struct { #define NETXEN_IS_MSI_FAMILY(adapter) \ ((adapter)->flags & (NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED)) -#define MSIX_ENTRIES_PER_ADAPTER 8 +#define MSIX_ENTRIES_PER_ADAPTER 1 #define NETXEN_MSIX_TBL_SPACE 8192 #define NETXEN_PCI_REG_MSIX_TBL 0x44 diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 645d384fe87..13087782ac4 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -76,6 +76,7 @@ static void netxen_nic_poll_controller(struct net_device *netdev); #endif static irqreturn_t netxen_intr(int irq, void *data); static irqreturn_t netxen_msi_intr(int irq, void *data); +static irqreturn_t netxen_msix_intr(int irq, void *data); /* PCI Device ID Table */ #define ENTRY(device) \ @@ -200,9 +201,9 @@ static int nx_set_dma_mask(struct netxen_adapter *adapter, uint8_t revision_id) adapter->pci_using_dac = 1; return 0; } +set_32_bit_mask: #endif /* CONFIG_IA64 */ -set_32_bit_mask: err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (!err) err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK); @@ -371,67 +372,6 @@ static void netxen_set_port_mode(struct netxen_adapter *adapter) } } -#define PCI_CAP_ID_GEN 0x10 - -static void netxen_pcie_strap_init(struct netxen_adapter *adapter) -{ - u32 pdevfuncsave; - u32 c8c9value = 0; - u32 chicken = 0; - u32 control = 0; - int i, pos; - struct pci_dev *pdev; - - pdev = adapter->pdev; - - adapter->hw_read_wx(adapter, - NETXEN_PCIE_REG(PCIE_CHICKEN3), &chicken, 4); - /* clear chicken3.25:24 */ - chicken &= 0xFCFFFFFF; - /* - * if gen1 and B0, set F1020 - if gen 2, do nothing - * if gen2 set to F1000 - */ - pos = pci_find_capability(pdev, PCI_CAP_ID_GEN); - if (pos == 0xC0) { - pci_read_config_dword(pdev, pos + 0x10, &control); - if ((control & 0x000F0000) != 0x00020000) { - /* set chicken3.24 if gen1 */ - chicken |= 0x01000000; - } - printk(KERN_INFO "%s Gen2 strapping detected\n", - netxen_nic_driver_name); - c8c9value = 0xF1000; - } else { - /* set chicken3.24 if gen1 */ - chicken |= 0x01000000; - printk(KERN_INFO "%s Gen1 strapping detected\n", - netxen_nic_driver_name); - if (adapter->ahw.revision_id == NX_P3_B0) - c8c9value = 0xF1020; - else - c8c9value = 0; - - } - adapter->hw_write_wx(adapter, - NETXEN_PCIE_REG(PCIE_CHICKEN3), &chicken, 4); - - if (!c8c9value) - return; - - pdevfuncsave = pdev->devfn; - if (pdevfuncsave & 0x07) - return; - - for (i = 0; i < 8; i++) { - pci_read_config_dword(pdev, pos + 8, &control); - pci_read_config_dword(pdev, pos + 8, &control); - pci_write_config_dword(pdev, pos + 8, c8c9value); - pdev->devfn++; - } - pdev->devfn = pdevfuncsave; -} - static void netxen_set_msix_bit(struct pci_dev *pdev, int enable) { u32 control; @@ -648,7 +588,12 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) adapter->pci_mem_read = netxen_nic_pci_mem_read_2M; adapter->pci_mem_write = netxen_nic_pci_mem_write_2M; - mem_ptr0 = ioremap(mem_base, mem_len); + mem_ptr0 = pci_ioremap_bar(pdev, 0); + if (mem_ptr0 == NULL) { + dev_err(&pdev->dev, "failed to map PCI bar 0\n"); + return -EIO; + } + pci_len0 = mem_len; first_page_group_start = 0; first_page_group_end = 0; @@ -811,9 +756,6 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } netxen_load_firmware(adapter); - if (NX_IS_REVISION_P3(revision_id)) - netxen_pcie_strap_init(adapter); - if (NX_IS_REVISION_P2(revision_id)) { /* Initialize multicast addr pool owners */ @@ -858,9 +800,12 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) * See if the firmware gave us a virtual-physical port mapping. */ adapter->physical_port = adapter->portnum; - i = adapter->pci_read_normalize(adapter, CRB_V2P(adapter->portnum)); - if (i != 0x55555555) - adapter->physical_port = i; + if (adapter->fw_major < 4) { + i = adapter->pci_read_normalize(adapter, + CRB_V2P(adapter->portnum)); + if (i != 0x55555555) + adapter->physical_port = i; + } adapter->flags &= ~(NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED); @@ -1084,7 +1029,9 @@ static int netxen_nic_open(struct net_device *netdev) for (ring = 0; ring < adapter->max_rds_rings; ring++) netxen_post_rx_buffers(adapter, ctx, ring); } - if (NETXEN_IS_MSI_FAMILY(adapter)) + if (adapter->flags & NETXEN_NIC_MSIX_ENABLED) + handler = netxen_msix_intr; + else if (adapter->flags & NETXEN_NIC_MSI_ENABLED) handler = netxen_msi_intr; else { flags |= IRQF_SHARED; @@ -1612,6 +1559,14 @@ static irqreturn_t netxen_msi_intr(int irq, void *data) return IRQ_HANDLED; } +static irqreturn_t netxen_msix_intr(int irq, void *data) +{ + struct netxen_adapter *adapter = data; + + napi_schedule(&adapter->napi); + return IRQ_HANDLED; +} + static int netxen_nic_poll(struct napi_struct *napi, int budget) { struct netxen_adapter *adapter = container_of(napi, struct netxen_adapter, napi); |