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sky2: re-enable 88E8056 for most motherboards

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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>
This commit is contained in:
Stephen Hemminger 2007-04-30 14:23:49 -07:00 committed by Jeff Garzik
parent 8cb5f30a41
commit 44a1d2e5c5
1 changed files with 13 additions and 4 deletions
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17
drivers/net/sky2.c
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@ -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 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
kfree(hw);
err_out_free_regions:
pci_release_regions(pdev);
err_out_disable:
pci_disable_device(pdev);
err_out:
return err;