ide: remove ->mmio flag from ide_hwif_t

Since scc_pata host driver no longer uses IDE PCI layer / ide_dma_setup()
and all other ->mmio users set also IDE_HFLAG_MMIO host flag we can safely
remove ->mmio flag.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 5171601..abcfb17 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -87,7 +87,7 @@
 	unsigned long dma_base = 0;
 	u8 dma_stat = 0;
 
-	if (hwif->mmio)
+	if (hwif->host_flags & IDE_HFLAG_MMIO)
 		return hwif->dma_base;
 
 	if (hwif->mate && hwif->mate->dma_base) {
@@ -374,7 +374,7 @@
 		if (base == 0 || ide_pci_set_master(dev, d->name) < 0)
 			return -1;
 
-		if (hwif->mmio)
+		if (hwif->host_flags & IDE_HFLAG_MMIO)
 			printk(KERN_INFO "    %s: MMIO-DMA\n", hwif->name);
 		else
 			printk(KERN_INFO "    %s: BM-DMA at 0x%04lx-0x%04lx\n",