diff options
| author | Krzysztof Hałasa <khc@pm.waw.pl> | 2008-11-20 15:51:05 +0100 |
|---|---|---|
| committer | Krzysztof Hałasa <khc@pm.waw.pl> | 2008-11-22 02:55:21 +0100 |
| commit | 6476a907b57d9229de7807aeea534ad45e19a4ce (patch) | |
| tree | cd31ad13351efeeacee7e26579b54768c49ee313 /drivers/net/wan/pc300too.c | |
| parent | WAN: syncppp.c is no longer used by any kernel code. Remove it. (diff) | |
| download | linux-6476a907b57d9229de7807aeea534ad45e19a4ce.tar.xz linux-6476a907b57d9229de7807aeea534ad45e19a4ce.zip | |
WAN pc300too.c: Fix PC300-X.21 detection
pc300too driver works around a bug in PCI9050 bridge. Unfortunately
it was doing that too late.
Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
Diffstat (limited to 'drivers/net/wan/pc300too.c')
| -rw-r--r-- | drivers/net/wan/pc300too.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/drivers/net/wan/pc300too.c b/drivers/net/wan/pc300too.c index ac8b0a20a0d8..f247e5d9002a 100644 --- a/drivers/net/wan/pc300too.c +++ b/drivers/net/wan/pc300too.c @@ -319,27 +319,6 @@ static int __devinit pc300_pci_init_one(struct pci_dev *pdev, } pci_set_drvdata(pdev, card); - if (pdev->device == PCI_DEVICE_ID_PC300_TE_1 || - pdev->device == PCI_DEVICE_ID_PC300_TE_2) - card->type = PC300_TE; /* not fully supported */ - else if (card->init_ctrl_value & PC300_CTYPE_MASK) - card->type = PC300_X21; - else - card->type = PC300_RSV; - - if (pdev->device == PCI_DEVICE_ID_PC300_RX_1 || - pdev->device == PCI_DEVICE_ID_PC300_TE_1) - card->n_ports = 1; - else - card->n_ports = 2; - - for (i = 0; i < card->n_ports; i++) - if (!(card->ports[i].netdev = alloc_hdlcdev(&card->ports[i]))) { - printk(KERN_ERR "pc300: unable to allocate memory\n"); - pc300_pci_remove_one(pdev); - return -ENOMEM; - } - if (pci_resource_len(pdev, 0) != PC300_PLX_SIZE || pci_resource_len(pdev, 2) != PC300_SCA_SIZE || pci_resource_len(pdev, 3) < 16384) { @@ -348,13 +327,13 @@ static int __devinit pc300_pci_init_one(struct pci_dev *pdev, return -EFAULT; } - plxphys = pci_resource_start(pdev,0) & PCI_BASE_ADDRESS_MEM_MASK; + plxphys = pci_resource_start(pdev, 0) & PCI_BASE_ADDRESS_MEM_MASK; card->plxbase = ioremap(plxphys, PC300_PLX_SIZE); - scaphys = pci_resource_start(pdev,2) & PCI_BASE_ADDRESS_MEM_MASK; + scaphys = pci_resource_start(pdev, 2) & PCI_BASE_ADDRESS_MEM_MASK; card->scabase = ioremap(scaphys, PC300_SCA_SIZE); - ramphys = pci_resource_start(pdev,3) & PCI_BASE_ADDRESS_MEM_MASK; + ramphys = pci_resource_start(pdev, 3) & PCI_BASE_ADDRESS_MEM_MASK; card->rambase = pci_ioremap_bar(pdev, 3); if (card->plxbase == NULL || @@ -369,6 +348,27 @@ static int __devinit pc300_pci_init_one(struct pci_dev *pdev, card->init_ctrl_value = readl(&((plx9050 __iomem *)card->scabase)->init_ctrl); pci_write_config_dword(pdev, PCI_BASE_ADDRESS_0, plxphys); + if (pdev->device == PCI_DEVICE_ID_PC300_TE_1 || + pdev->device == PCI_DEVICE_ID_PC300_TE_2) + card->type = PC300_TE; /* not fully supported */ + else if (card->init_ctrl_value & PC300_CTYPE_MASK) + card->type = PC300_X21; + else + card->type = PC300_RSV; + + if (pdev->device == PCI_DEVICE_ID_PC300_RX_1 || + pdev->device == PCI_DEVICE_ID_PC300_TE_1) + card->n_ports = 1; + else + card->n_ports = 2; + + for (i = 0; i < card->n_ports; i++) + if (!(card->ports[i].netdev = alloc_hdlcdev(&card->ports[i]))) { + printk(KERN_ERR "pc300: unable to allocate memory\n"); + pc300_pci_remove_one(pdev); + return -ENOMEM; + } + /* Reset PLX */ p = &card->plxbase->init_ctrl; writel(card->init_ctrl_value | 0x40000000, p); |