ide: add ->read_sff_dma_status method
Add ->read_sff_dma_status method for reading DMA Status register
and use it instead of ->INB.
While at it:
* Use inb() directly in ns87415.c::ns87415_dma_end().
There should be no functional changes caused by this patch.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/include/linux/ide.h b/include/linux/ide.h
index f58548b..ca0efbb 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -489,6 +489,8 @@
const struct ide_port_ops *port_ops;
const struct ide_dma_ops *dma_ops;
+ u8 (*read_sff_dma_status)(struct hwif_s *);
+
void (*tf_load)(ide_drive_t *, struct ide_task_s *);
void (*tf_read)(ide_drive_t *, struct ide_task_s *);