ahci: Remove jmicron fixup
The AHCI set up is handled properly along with the other bits in the JMICRON quirk. Remove the code whacking it in ahci.c as its un-needed and also blindly fiddles with bits it doesn't own. Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
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@ -1685,13 +1685,9 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
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if (!printed_version++)
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dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
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/* JMicron-specific fixup: make sure we're in AHCI mode */
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/* This is protected from races with ata_jmicron by the pci probe
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locking */
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if (pdev->vendor == PCI_VENDOR_ID_JMICRON) {
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/* AHCI enable, AHCI on function 0 */
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pci_write_config_byte(pdev, 0x41, 0xa1);
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/* Function 1 is the PATA controller */
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/* Function 1 is the PATA controller except on the 368, where
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we are not AHCI anyway */
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if (PCI_FUNC(pdev->devfn))
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return -ENODEV;
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}
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