ide: add ide_read_error() inline helper

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

diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 892e42e..5e42c19 100644 (file)
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -304,7 +304,7 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
                return 0;
 
        /* Get the IDE error register. */
-       err = HWIF(drive)->INB(IDE_ERROR_REG);
+       err = ide_read_error(drive);
        sense_key = err >> 4;
 
        if (rq == NULL) {

diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 3ac79ed..faf22d7 100644 (file)
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -465,7 +465,7 @@ static void idefloppy_retry_pc(ide_drive_t *drive)
        idefloppy_pc_t *pc;
        struct request *rq;
 
-       (void)drive->hwif->INB(IDE_ERROR_REG);
+       (void)ide_read_error(drive);
        pc = idefloppy_next_pc_storage(drive);
        rq = idefloppy_next_rq_storage(drive);
        idefloppy_create_request_sense_cmd(pc);

diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 29cb043..3addbe4 100644 (file)
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -821,8 +821,8 @@ static ide_startstop_t execute_drive_cmd (ide_drive_t *drive,
 #ifdef DEBUG
        printk("%s: DRIVE_CMD (null)\n", drive->name);
 #endif
-       ide_end_drive_cmd(drive, ide_read_status(drive),
-                       hwif->INB(IDE_ERROR_REG));
+       ide_end_drive_cmd(drive, ide_read_status(drive), ide_read_error(drive));
+
        return ide_stopped;
 }
 

diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index 716244c..c32e759 100644 (file)
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -918,7 +918,9 @@ static ide_startstop_t reset_pollfunc (ide_drive_t *drive)
                drive->failures++;
        } else  {
                printk("%s: reset: ", hwif->name);
-               if ((tmp = hwif->INB(IDE_ERROR_REG)) == 1) {
+               tmp = ide_read_error(drive);
+
+               if (tmp == 1) {
                        printk("success\n");
                        drive->failures = 0;
                } else {

diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c
index b42940d..1ff676c 100644 (file)
--- a/drivers/ide/ide-lib.c
+++ b/drivers/ide/ide-lib.c
@@ -578,7 +578,7 @@ u8 ide_dump_status(ide_drive_t *drive, const char *msg, u8 stat)
        }
        printk("}\n");
        if ((stat & (BUSY_STAT|ERR_STAT)) == ERR_STAT) {
-               err = drive->hwif->INB(IDE_ERROR_REG);
+               err = ide_read_error(drive);
                printk("%s: %s: error=0x%02x ", drive->name, msg, err);
                if (drive->media == ide_disk)
                        ide_dump_ata_error(drive, err);

diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 66801c0..4017313 100644 (file)
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -1125,7 +1125,7 @@ static ide_startstop_t idetape_retry_pc (ide_drive_t *drive)
        idetape_pc_t *pc;
        struct request *rq;
 
-       (void)drive->hwif->INB(IDE_ERROR_REG);
+       (void)ide_read_error(drive);
        pc = idetape_next_pc_storage(drive);
        rq = idetape_next_rq_storage(drive);
        idetape_create_request_sense_cmd(pc);

diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index 2545dde..0518a2e 100644 (file)
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -241,7 +241,6 @@ static ide_startstop_t recal_intr(ide_drive_t *drive)
 static ide_startstop_t task_no_data_intr(ide_drive_t *drive)
 {
        ide_task_t *args        = HWGROUP(drive)->rq->special;
-       ide_hwif_t *hwif        = HWIF(drive);
        u8 stat;
 
        local_irq_enable_in_hardirq();
@@ -252,7 +251,7 @@ static ide_startstop_t task_no_data_intr(ide_drive_t *drive)
                /* calls ide_end_drive_cmd */
 
        if (args)
-               ide_end_drive_cmd(drive, stat, hwif->INB(IDE_ERROR_REG));
+               ide_end_drive_cmd(drive, stat, ide_read_error(drive));
 
        return ide_stopped;
 }
@@ -408,7 +407,7 @@ static ide_startstop_t task_error(ide_drive_t *drive, struct request *rq,
 void task_end_request(ide_drive_t *drive, struct request *rq, u8 stat)
 {
        if (rq->cmd_type == REQ_TYPE_ATA_TASKFILE) {
-               u8 err = drive->hwif->INB(IDE_ERROR_REG);
+               u8 err = ide_read_error(drive);
 
                ide_end_drive_cmd(drive, stat, err);
                return;

diff --git a/include/linux/ide.h b/include/linux/ide.h
index d212492..acec99d 100644 (file)
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1323,4 +1323,11 @@ static inline u8 ide_read_altstatus(ide_drive_t *drive)
        return hwif->INB(hwif->io_ports[IDE_CONTROL_OFFSET]);
 }
 
+static inline u8 ide_read_error(ide_drive_t *drive)
+{
+       ide_hwif_t *hwif = drive->hwif;
+
+       return hwif->INB(hwif->io_ports[IDE_ERROR_OFFSET]);
+}
+
 #endif /* _IDE_H */