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authorDave Jones <davej@redhat.com>2008-07-15 19:54:53 -0400
committerJeff Garzik <jgarzik@redhat.com>2008-07-22 17:59:26 -0400
commit152151daece9d5dfd86e652b95846072c0d2b566 (patch)
treead6135c9a8ce2b6fc3684cc271106b315f710fd5 /drivers/net/8139too.c
parenteb5813481a97582c80c8d402ecb371149c77b4e0 (diff)
downloadop-kernel-dev-152151daece9d5dfd86e652b95846072c0d2b566.zip
op-kernel-dev-152151daece9d5dfd86e652b95846072c0d2b566.tar.gz
8139too: Force usage of PIO on OQO2
The OQO model 2 has an RTL8139 from Atheros that doesn't like MMIO. It fails on modprobe, with a 'PCI Bus error' message. Force it to always use polled IO. Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/8139too.c')
-rw-r--r--drivers/net/8139too.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index f172b5d..f62ac64 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -949,6 +949,14 @@ static int __devinit rtl8139_init_one (struct pci_dev *pdev,
"Use the \"8139cp\" driver for improved performance and stability.\n");
}
+ if (pdev->vendor == PCI_VENDOR_ID_REALTEK &&
+ pdev->device == PCI_DEVICE_ID_REALTEK_8139 &&
+ pdev->subsystem_vendor == PCI_VENDOR_ID_ATHEROS &&
+ pdev->subsystem_device == PCI_DEVICE_ID_REALTEK_8139) {
+ printk(KERN_INFO "8139too: OQO Model 2 detected. Forcing PIO\n");
+ use_io = 1;
+ }
+
i = rtl8139_init_board (pdev, &dev);
if (i < 0)
return i;
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