ide: call write_devctl() method from tf_read() method

Use write_devctl() method to clear/set the HOB bit in tf_read() method.

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

3 files changed, 8 insertions, 12 deletions

diff --git a/drivers/ide/ide-io-std.c b/drivers/ide/ide-io-std.c
index 7950b3bb4312..66c27768e85b 100644
--- a/drivers/ide/ide-io-std.c
+++ b/drivers/ide/ide-io-std.c
@@ -133,21 +133,17 @@ void ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
         ide_hwif_t *hwif = drive->hwif;
         struct ide_io_ports *io_ports = &hwif->io_ports;
         struct ide_taskfile *tf = &cmd->tf;
-        void (*tf_outb)(u8 addr, unsigned long port);
         u8 (*tf_inb)(unsigned long port);
         u8 valid = cmd->valid.in.tf;
         u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0;
 
-        if (mmio) {
-                tf_outb = ide_mm_outb;
+        if (mmio)
                 tf_inb  = ide_mm_inb;
-        } else {
-                tf_outb = ide_outb;
+        else
                 tf_inb  = ide_inb;
-        }
 
         /* be sure we're looking at the low order bits */
-        tf_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
+        hwif->tp_ops->write_devctl(hwif, ATA_DEVCTL_OBS);
 
         if (valid & IDE_VALID_ERROR)
                 tf->error  = tf_inb(io_ports->feature_addr);
@@ -163,7 +159,7 @@ void ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
                 tf->device = tf_inb(io_ports->device_addr);
 
         if (cmd->tf_flags & IDE_TFLAG_LBA48) {
-                tf_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
+                hwif->tp_ops->write_devctl(hwif, ATA_HOB | ATA_DEVCTL_OBS);
 
                 tf = &cmd->hob;
                 valid = cmd->valid.in.hob;
diff --git a/drivers/ide/ns87415.c b/drivers/ide/ns87415.c
index 3ab5bb196d2f..f1305f4d2be7 100644
--- a/drivers/ide/ns87415.c
+++ b/drivers/ide/ns87415.c
@@ -68,7 +68,7 @@ static void superio_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
         u8 valid = cmd->valid.in.tf;
 
         /* be sure we're looking at the low order bits */
-        outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
+        ide_write_devctl(hwif, ATA_DEVCTL_OBS);
 
         if (valid & IDE_VALID_ERROR)
                 tf->error  = inb(io_ports->feature_addr);
@@ -84,7 +84,7 @@ static void superio_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
                 tf->device = superio_ide_inb(io_ports->device_addr);
 
         if (cmd->tf_flags & IDE_TFLAG_LBA48) {
-                outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
+                ide_write_devctl(hwif, ATA_HOB | ATA_DEVCTL_OBS);
 
                 tf = &cmd->hob;
                 valid = cmd->valid.in.hob;
diff --git a/drivers/ide/scc_pata.c b/drivers/ide/scc_pata.c
index f5a6fa0a8bea..feabf5487049 100644
--- a/drivers/ide/scc_pata.c
+++ b/drivers/ide/scc_pata.c
@@ -686,7 +686,7 @@ static void scc_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
         u8 valid = cmd->valid.in.tf;
 
         /* be sure we're looking at the low order bits */
-        scc_ide_outb(ATA_DEVCTL_OBS, io_ports->ctl_addr);
+        scc_write_devctl(hwif, ATA_DEVCTL_OBS);
 
         if (valid & IDE_VALID_ERROR)
                 tf->error  = scc_ide_inb(io_ports->feature_addr);
@@ -702,7 +702,7 @@ static void scc_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
                 tf->device = scc_ide_inb(io_ports->device_addr);
 
         if (cmd->tf_flags & IDE_TFLAG_LBA48) {
-                scc_ide_outb(ATA_HOB | ATA_DEVCTL_OBS, io_ports->ctl_addr);
+                scc_write_devctl(hwif, ATA_HOB | ATA_DEVCTL_OBS);
 
                 tf = &cmd->hob;
                 valid = cmd->valid.in.hob;