ide: replace ide_pci_device_t by struct ide_port_info

* Rename struct ide_pci_device_s to struct ide_port_info.

* Remove ide_pci_device_t typedef.

While at it:

* Fix __ide_pci_register_driver() comment.

* Fix aec62xx_init_one() comment.

* Remove unused 'cds' field from ide_hwgroup_t.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c
index ec0c6e9..450d3d5 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/pci/piix.c
@@ -396,7 +396,7 @@
 		.udma_mask	= udma, \
 	}
 
-static ide_pci_device_t piix_pci_info[] __devinitdata = {
+static struct ide_port_info piix_pci_info[] __devinitdata = {
 	/*  0 */ DECLARE_PIIX_DEV("PIIXa",	0x00),	/* no udma */
 	/*  1 */ DECLARE_PIIX_DEV("PIIXb",	0x00),	/* no udma */
 
@@ -449,9 +449,7 @@
  
 static int __devinit piix_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 {
-	ide_pci_device_t *d = &piix_pci_info[id->driver_data];
-
-	return ide_setup_pci_device(dev, d);
+	return ide_setup_pci_device(dev, &piix_pci_info[id->driver_data]);
 }
 
 /**