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authorKrzysztof Hałasa <khc@pm.waw.pl>2008-11-20 15:51:05 +0100
committerKrzysztof Hałasa <khc@pm.waw.pl>2008-11-22 02:55:21 +0100
commit6476a907b57d9229de7807aeea534ad45e19a4ce (patch)
treecd31ad13351efeeacee7e26579b54768c49ee313 /drivers
parent72364706c3b7c09a658e356218a918c5f92dcad0 (diff)
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')
-rw-r--r--drivers/net/wan/pc300too.c48
1 files changed, 24 insertions, 24 deletions
diff --git a/drivers/net/wan/pc300too.c b/drivers/net/wan/pc300too.c
index ac8b0a20a0d..f247e5d9002 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);