1 files changed, 11 insertions, 8 deletions

diff --git a/drivers/ata/pata_pcmcia.c b/drivers/ata/pata_pcmcia.c
index ceba93b7754e..3e7f6a9da28b 100644
--- a/drivers/ata/pata_pcmcia.c
+++ b/drivers/ata/pata_pcmcia.c
@@ -102,10 +102,10 @@ static int pcmcia_set_mode_8bit(struct ata_link *link,
 
 /**
  *      ata_data_xfer_8bit       -      Transfer data by 8bit PIO
- *      @adev: device to target
+ *      @dev: device to target
  *      @buf: data buffer
  *      @buflen: buffer length
- *      @write_data: read/write
+ *      @rw: read/write
  *
  *      Transfer data from/to the device data register by 8 bit PIO.
  *
@@ -113,14 +113,17 @@ static int pcmcia_set_mode_8bit(struct ata_link *link,
  *      Inherited from caller.
  */
 
-static void ata_data_xfer_8bit(struct ata_device *adev, unsigned char *buf,
-                   unsigned int buflen, int write_data)
+static unsigned int ata_data_xfer_8bit(struct ata_device *dev,
+                                unsigned char *buf, unsigned int buflen, int rw)
 {
-        struct ata_port *ap = adev->link->ap;
-        if (write_data)
-                iowrite8_rep(ap->ioaddr.data_addr, buf, buflen);
-        else
+        struct ata_port *ap = dev->link->ap;
+
+        if (rw == READ)
                 ioread8_rep(ap->ioaddr.data_addr, buf, buflen);
+        else
+                iowrite8_rep(ap->ioaddr.data_addr, buf, buflen);
+
+        return buflen;
 }