ide: use PIO/MMIO operations directly where possible (v2)

This results in smaller/faster/simpler code and allows future optimizations.
Also remove no longer needed ide[_mm]_{inl,outl}() and ide_hwif_t.{INL,OUTL}.

v2:
* updated for scc_pata

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index d3f6f9d..eccf29f 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -836,7 +836,7 @@
 		return 0;
 	}
 
-	dma_stat = hwif->INB(hwif->dma_status);
+	dma_stat = inb(hwif->dma_status);
 	/* return 1 if INTR asserted */
 	if (dma_stat & 4)
 		return 1;