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ide: add ->read_sff_dma_status method

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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>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-07-23 19:55:50 +02:00
commit b2f951aabc
5 changed files with 35 additions and 9 deletions
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2
include/linux/ide.h
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@ -489,6 +489,8 @@ typedef struct hwif_s {
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 *);