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authorStephen Hemminger <shemminger@linux-foundation.org>2007-04-30 14:23:49 -0700
committerJeff Garzik <jeff@garzik.org>2007-05-08 01:23:09 -0400
commit44a1d2e5c5c935fff3a093a1bcede32912c76421 (patch)
tree28b91fd67d94f41b87aa3736e0b66f88298bda5b /drivers/net/sky2.c
parent8cb5f30a413e9b883b5e47637d9aee5e812dce24 (diff)
downloadblackbird-op-linux-44a1d2e5c5c935fff3a093a1bcede32912c76421.tar.gz
blackbird-op-linux-44a1d2e5c5c935fff3a093a1bcede32912c76421.zip
sky2: re-enable 88E8056 for most motherboards
This fixes the regression in 2.6.21 for users with 88e8056 on motherboard. Allow all but the Gigabyte motherboard has some unresolved bus problems. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/sky2.c')
-rw-r--r--drivers/net/sky2.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 238c2ca34da6..a307310f13f5 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -124,10 +124,7 @@ static const struct pci_device_id sky2_id_table[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4361) }, /* 88E8050 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4362) }, /* 88E8053 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4363) }, /* 88E8055 */
-#ifdef broken
- /* This device causes data corruption problems that are not resolved */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4364) }, /* 88E8056 */
-#endif
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4366) }, /* 88EC036 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4367) }, /* 88EC032 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4368) }, /* 88EC034 */
@@ -3581,10 +3578,21 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
goto err_out;
}
+ /* Some Gigabyte motherboards have 88e8056 but cause problems
+ * There is some unresolved hardware related problem that causes
+ * descriptor errors and receive data corruption.
+ */
+ if (pdev->vendor == PCI_VENDOR_ID_MARVELL &&
+ pdev->device == 0x4364 && pdev->subsystem_vendor == 0x1458) {
+ dev_err(&pdev->dev,
+ "88E8056 on Gigabyte motherboards not supported\n");
+ goto err_out_disable;
+ }
+
err = pci_request_regions(pdev, DRV_NAME);
if (err) {
dev_err(&pdev->dev, "cannot obtain PCI resources\n");
- goto err_out;
+ goto err_out_disable;
}
pci_set_master(pdev);
@@ -3721,6 +3729,7 @@ err_out_free_hw:
kfree(hw);
err_out_free_regions:
pci_release_regions(pdev);
+err_out_disable:
pci_disable_device(pdev);
err_out:
return err;
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