[libata] Remove ->port_disable() hook

It was always set to ata_port_disable().  Removed the hook, and replaced
the very few ap->ops->port_disable() callsites with direct calls to
ata_port_disable().

Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c
index d5cbd16629ad..b425061dbe8c 100644
--- a/drivers/ata/sata_sx4.c
+++ b/drivers/ata/sata_sx4.c
@@ -254,7 +254,6 @@ static struct scsi_host_template pdc_sata_sht = {
 };
 
 static const struct ata_port_operations pdc_20621_ops = {
-        .port_disable           = ata_port_disable,
         .tf_load                = pdc_tf_load_mmio,
         .tf_read                = ata_tf_read,
         .check_status           = ata_check_status,