ide-generic: jmicron fix

Some people find their Jmicron pata port reports its disabled even
though it has devices on it and was boot probed. Fix this

(Candidate for 2.6.18.*, less so for 2.6.19 as we've got a proper
jmicron driver on the merge for that to replace ide-generic support)

From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/ide/pci/generic.c

@@ -245,10 +245,12 @@ static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_devi
 	if (dev->vendor == PCI_VENDOR_ID_JMICRON && PCI_FUNC(dev->devfn) != 1)
 		goto out;
 
-	pci_read_config_word(dev, PCI_COMMAND, &command);
-	if (!(command & PCI_COMMAND_IO)) {
-		printk(KERN_INFO "Skipping disabled %s IDE controller.\n", d->name);
-		goto out;
+	if (dev->vendor != PCI_VENDOR_ID_JMICRON) {
+		pci_read_config_word(dev, PCI_COMMAND, &command);
+		if (!(command & PCI_COMMAND_IO)) {
+			printk(KERN_INFO "Skipping disabled %s IDE controller.\n", d->name);
+			goto out;
+		}
 	}
 	ret = ide_setup_pci_device(dev, d);
 out: