ide: remove IDE_*_REG macros

* Add IDE_{ALTSTATUS,IREASON,BCOUNTL,BCOUNTH}_OFFSET defines.

* Remove IDE_*_REG macros - this results in more readable
  and slightly smaller code.

There should be no functional changes caused by this patch.

Cc: Borislav Petkov <petkovbb@gmail.com>
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 9 insertions, 20 deletions

diff --git a/include/linux/ide.h b/include/linux/ide.h
index 2eb99cab4a3d..3b691cce00e1 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -82,24 +82,10 @@ typedef unsigned char	byte;	/* used everywhere */
 
 #define IDE_FEATURE_OFFSET      IDE_ERROR_OFFSET
 #define IDE_COMMAND_OFFSET      IDE_STATUS_OFFSET
-
-#define IDE_DATA_REG            (HWIF(drive)->io_ports[IDE_DATA_OFFSET])
-#define IDE_ERROR_REG           (HWIF(drive)->io_ports[IDE_ERROR_OFFSET])
-#define IDE_NSECTOR_REG         (HWIF(drive)->io_ports[IDE_NSECTOR_OFFSET])
-#define IDE_SECTOR_REG          (HWIF(drive)->io_ports[IDE_SECTOR_OFFSET])
-#define IDE_LCYL_REG            (HWIF(drive)->io_ports[IDE_LCYL_OFFSET])
-#define IDE_HCYL_REG            (HWIF(drive)->io_ports[IDE_HCYL_OFFSET])
-#define IDE_SELECT_REG          (HWIF(drive)->io_ports[IDE_SELECT_OFFSET])
-#define IDE_STATUS_REG          (HWIF(drive)->io_ports[IDE_STATUS_OFFSET])
-#define IDE_CONTROL_REG         (HWIF(drive)->io_ports[IDE_CONTROL_OFFSET])
-#define IDE_IRQ_REG             (HWIF(drive)->io_ports[IDE_IRQ_OFFSET])
-
-#define IDE_FEATURE_REG         IDE_ERROR_REG
-#define IDE_COMMAND_REG         IDE_STATUS_REG
-#define IDE_ALTSTATUS_REG       IDE_CONTROL_REG
-#define IDE_IREASON_REG         IDE_NSECTOR_REG
-#define IDE_BCOUNTL_REG         IDE_LCYL_REG
-#define IDE_BCOUNTH_REG         IDE_HCYL_REG
+#define IDE_ALTSTATUS_OFFSET    IDE_CONTROL_OFFSET
+#define IDE_IREASON_OFFSET      IDE_NSECTOR_OFFSET
+#define IDE_BCOUNTL_OFFSET      IDE_LCYL_OFFSET
+#define IDE_BCOUNTH_OFFSET      IDE_HCYL_OFFSET
 
 #define OK_STAT(stat,good,bad)  (((stat)&((good)|(bad)))==(good))
 #define BAD_R_STAT              (BUSY_STAT   | ERR_STAT)
@@ -369,7 +355,7 @@ typedef struct ide_drive_s {
         u8      wcache;         /* status of write cache */
         u8      acoustic;       /* acoustic management */
         u8      media;          /* disk, cdrom, tape, floppy, ... */
-        u8      ctl;            /* "normal" value for IDE_CONTROL_REG */
+        u8      ctl;            /* "normal" value for Control register */
         u8      ready_stat;     /* min status value for drive ready */
         u8      mult_count;     /* current multiple sector setting */
         u8      mult_req;       /* requested multiple sector setting */
@@ -1273,7 +1259,10 @@ static inline ide_drive_t *ide_get_paired_drive(ide_drive_t *drive)
 
 static inline void ide_set_irq(ide_drive_t *drive, int on)
 {
-        drive->hwif->OUTB(drive->ctl | (on ? 0 : 2), IDE_CONTROL_REG);
+        ide_hwif_t *hwif = drive->hwif;
+
+        hwif->OUTB(drive->ctl | (on ? 0 : 2),
+                   hwif->io_ports[IDE_CONTROL_OFFSET]);
 }
 
 static inline u8 ide_read_status(ide_drive_t *drive)